Known Proth primes ; 1000 < k < 2000
Expression: k * 2^n + 1
k: 1001
max n: 4.499.917
n = 1 4 digits
n = 3 4 digits
n = 19 9 digits
n = 21 10 digits
n = 27 12 digits
n = 37 15 digits
n = 51 19 digits
n = 61 22 digits
n = 129 42 digits
n = 131 43 digits
n = 157 51 digits
n = 187 60 digits
n = 259 81 digits
n = 459 142 digits
n = 509 157 digits
n = 571 175 digits
n = 801 245 digits
n = 1625 493 digits
n = 1941 588 digits
n = 4069 1228 digits 1993 Jeffrey Young
n = 4883 1473 digits 1993 Jeffrey Young
n = 8603 2593 digits 1993 Jeffrey Young
n = 19347 5828 digits May 1993 Jeffrey Young
n = 19473 5865 digits May 1993 Jeffrey Young
n = 22061 6645 digits May 1993 Jeffrey Young
n = 44099 13279 digits
n = 72961 21967 digits
n = 95225 28669 digits
n = 451875 136031 digits Mar 2008 Peter Benson; FermFact; LLR
n = 521137 156881 digits Jan 2009 Douglas A. Wood; srsieve; PrimeGrid; LLR
n = 562107 169215 digits Mar 2009 Stephen Moody; srsieve; PrimeGrid; LLR
n = 723721 217865 digits Feb 2010 Rene Schick; srsieve; PrimeGrid; LLR
n = 782313 235503 digits Sep 2008 Ruediger K. Eckhard; LLR
n = 1025929 308839 digits Sep 2011 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 1145705 344895 digits Nov 2011 SeungChul Ahn; PSieve; srsieve; PrimeGrid; LLR
n = 2794357 841189 digits Jul 2019 Wolfgang Schwieger; PSieve; srsieve; PrimeGrid; LLR
n = 2822037 849521 digits Nov 2019 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
k: 1003
max n: 4.499.990
n = 2 4 digits
n = 20 10 digits
n = 26 11 digits
n = 30 13 digits
n = 32 13 digits
n = 48 18 digits
n = 58 21 digits
n = 62 22 digits
n = 110 37 digits
n = 122 40 digits
n = 172 55 digits
n = 266 84 digits
n = 308 96 digits
n = 472 146 digits
n = 1066 324 digits
n = 1230 374 digits
n = 1408 427 digits
n = 1616 490 digits
n = 6880 2075 digits 1993 Harvey Dubner; Dubner Cruncher
n = 7668 2312 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8282 2497 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9346 2817 digits 1993 Harvey Dubner; Dubner Cruncher
n = 11210 3378 digits May 1996 Patrick Demichel
n = 21530 6485 digits Nov 1998 Alfredo Cano; Proth
n = 45692 13758 digits
n = 137402 41366 digits
n = 156692 47172 digits
n = 205998 62015 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 208542 62781 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 246638 74249 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 281612 84777 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 326688 98346 digits Apr 2006 Peter Benson; FermFact; LLR
n = 1458560 439074 digits Jan 2012 Harvey Patterson; PSieve; srsieve; PrimeGrid; LLR
n = 1544288 464881 digits Nov 2012 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 1575486 474272 digits Nov 2012 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 3003756 904224 digits Apr 2021 Brian D. Niegocki; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3833686 1154058 digits Oct 2025 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3932090 1183681 digits Nov 2025 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3988048 1200526 digits Dec 2025 Roy Geiger; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4270098 1285431 digits Feb 2026 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1005
max n: 4.499.996
n = 1 4 digits
n = 2 4 digits
n = 8 6 digits
n = 9 6 digits
n = 14 8 digits
n = 15 8 digits
n = 18 9 digits
n = 20 10 digits
n = 26 11 digits
n = 36 14 digits
n = 49 18 digits
n = 58 21 digits
n = 68 24 digits
n = 80 28 digits
n = 90 31 digits
n = 119 39 digits
n = 120 40 digits
n = 156 50 digits
n = 178 57 digits
n = 252 79 digits
n = 262 82 digits
n = 308 96 digits
n = 312 97 digits
n = 320 100 digits
n = 324 101 digits
n = 407 126 digits
n = 422 131 digits
n = 500 154 digits
n = 630 193 digits
n = 704 215 digits
n = 874 267 digits
n = 902 275 digits
n = 1017 310 digits
n = 1412 429 digits
n = 1974 598 digits
n = 2965 896 digits
n = 3794 1146 digits
n = 4122 1244 digits
n = 5888 1776 digits
n = 6474 1952 digits
n = 8108 2444 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9261 2791 digits 1993 Harvey Dubner; Dubner Cruncher
n = 10514 3169 digits
n = 10558 3182 digits
n = 11612 3499 digits
n = 13150 3962 digits
n = 14060 4236 digits Feb 1998 Ray Ballinger; Proth
n = 17326 5219 digits Jul 1996 Patrick Demichel
n = 20192 6082 digits Oct 1996 Patrick Demichel
n = 27574 8304 digits Sep 1998 Tadashi Taura; Proth
n = 31837 9587 digits Jul 1998 Tadashi Taura; Proth
n = 33178 9991 digits
n = 46034 13861 digits
n = 59735 17986 digits Nov 2002 Göran Axelsson; Proth
n = 66980 20166 digits
n = 70097 21105 digits
n = 71642 21570 digits
n = 89816 27041 digits Oct 2001 Jim Fougeron; FermFact; OpenPFGW
n = 109568 32987 digits Nov 2001 Anton Oleynick; Proth
n = 158898 47837 digits
n = 181088 54516 digits Feb 2005 Peter Benson; NewPGen; PRP; Proth
n = 206382 62131 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 281878 84857 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 287202 86460 digits Jan 2006 Peter Benson; NewPGen; LLR
n = 501968 151111 digits Jul 2008 Steven Harvey; srsieve; PRP; OpenPFGW
n = 522070 157162 digits Feb 2009 Dale Laluk; srsieve; PrimeGrid; LLR
n = 577597 173878 digits Mar 2009 Teus Biesterbosch; srsieve; PrimeGrid; LLR
n = 579154 174346 digits Apr 2009 Andreas Adolfsson; srsieve; PrimeGrid; LLR
n = 628092 189078 digits Apr 2009 Peter Tibbott; srsieve; PrimeGrid; LLR
n = 763729 229909 digits Feb 2010 Fred Richard; srsieve; PrimeGrid; LLR
n = 801185 241184 digits Feb 2011 Daniel Hagerty; PSieve; srsieve; PrimeGrid; LLR
n = 902514 271687 digits Mar 2010 Ruediger K. Eckhard; LLR
n = 950962 286272 digits Jun 2011 SeungChul Ahn; PSieve; srsieve; PrimeGrid; LLR
n = 954562 287355 digits Jun 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1349820 406340 digits Jan 2012 Janne Husu; PSieve; srsieve; PrimeGrid; LLR
n = 1375758 414148 digits Jan 2012 Tod Slakans; PSieve; srsieve; PrimeGrid; LLR
n = 1923658 579082 digits Dec 2013 Marshall Bishop; PSieve; srsieve; PrimeGrid; OpenPFGW; LLR
n = 2067272 622314 digits Jun 2014 Philip Englehard; PSieve; srsieve; PrimeGrid; LLR
n = 2446722 736540 digits Jan 2017 Jason Lorsung; PSieve; srsieve; PrimeGrid; LLR
n = 2707268 814972 digits Feb 2019 Hazel Victoria Campbell; PSieve; srsieve; PrimeGrid; LLR
n = 3420846 1029781 digits Aug 2017 Lukasz Piotrowski; PSieve; srsieve; PrimeGrid; LLR
n = 3612300 1087414 digits Mar 2019 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 3712712 1117641 digits Sep 2025 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3837247 1155130 digits Oct 2025 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1007
max n: 4.499.975
n = 23 10 digits
n = 47 18 digits
n = 175 56 digits
n = 235 74 digits
n = 575 177 digits
n = 659 202 digits
n = 10127 3052 digits
n = 11387 3431 digits
n = 321619 96820 digits Mar 2006 Peter Benson; FermFact; LLR
n = 467423 140712 digits Dec 2008 Lukas Hron; srsieve; PrimeGrid; LLR
n = 627295 188838 digits Apr 2009 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 811427 244267 digits Feb 2011 James P. Burt; PSieve; srsieve; PrimeGrid; LLR
n = 932387 280680 digits Oct 2010 Ruediger K. Eckhard; LLR
k: 1009
max n: 4.499.906
n = 6 5 digits
n = 38 15 digits
n = 158 51 digits
n = 250 79 digits
n = 1558 473 digits
n = 3694 1116 digits
n = 3866 1167 digits
n = 5810 1752 digits
n = 12166 3666 digits
n = 13050 3932 digits
n = 65566 19741 digits
n = 143398 43171 digits
n = 943306 283967 digits Jun 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1602478 482397 digits Nov 2012 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 2087690 628461 digits Jun 2014 Erik Rietveld; PSieve; srsieve; PrimeGrid; LLR
k: 1011
max n: 4.499.991
n = 3 4 digits
n = 5 5 digits
n = 12 7 digits
n = 15 8 digits
n = 23 10 digits
n = 29 12 digits
n = 48 18 digits
n = 51 19 digits
n = 93 32 digits
n = 101 34 digits
n = 149 48 digits
n = 173 56 digits
n = 267 84 digits
n = 333 104 digits
n = 563 173 digits
n = 807 246 digits
n = 864 264 digits
n = 1029 313 digits
n = 1611 488 digits
n = 1995 604 digits
n = 2069 626 digits
n = 3021 913 digits
n = 3996 1206 digits
n = 4623 1395 digits
n = 10587 3191 digits
n = 11883 3581 digits
n = 11967 3606 digits
n = 12687 3823 digits
n = 16548 4985 digits Mar 1998 Charles F. Kerchner III; Proth
n = 42327 12745 digits
n = 83739 25211 digits Oct 2001 Jim Fougeron; FermFact; OpenPFGW
n = 142965 43040 digits
n = 153597 46241 digits
n = 290748 87527 digits Feb 2006 Peter Benson; NewPGen; LLR
n = 715355 215347 digits Feb 2010 Nils Ohlsson; srsieve; PrimeGrid; LLR
n = 772917 232675 digits Feb 2010 Bob Naas; srsieve; PrimeGrid; LLR
n = 1270883 382577 digits Nov 2011 Yoshinari Sumi; PSieve; srsieve; PrimeGrid; LLR
n = 1274643 383709 digits Nov 2011 Vladislav Ketamino; PSieve; srsieve; PrimeGrid; LLR
n = 1294485 389682 digits Nov 2011 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1299555 391209 digits Nov 2011 Andy Barr; PSieve; srsieve; PrimeGrid; LLR
n = 1846173 555757 digits Nov 2013 Marian Vicena; PSieve; srsieve; PrimeGrid; LLR
n = 2172063 653860 digits Aug 2014 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 4211111 1267674 digits Feb 2026 Greg McDevitt; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1013
max n: 4.499.953
n = 1 4 digits
n = 9 6 digits
n = 33 13 digits
n = 169 54 digits
n = 102849 30964 digits Dec 2001 Anton Oleynick; Proth
n = 1168233 351677 digits Oct 2011 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
k: 1015
max n: 4.499.986
n = 8 6 digits
n = 34 14 digits
n = 100 34 digits
n = 120 40 digits
n = 206 66 digits
n = 248 78 digits
n = 316 99 digits
n = 808 247 digits
n = 948 289 digits
n = 1384 420 digits
n = 2348 710 digits
n = 5268 1589 digits
n = 7968 2402 digits 1993 Harvey Dubner; Dubner Cruncher
n = 15508 4672 digits Feb 1998 Charles F. Kerchner III; Proth
n = 16570 4992 digits Mar 1998 Charles F. Kerchner III; Proth
n = 22058 6644 digits
n = 25856 7787 digits Sep 1998 Tadashi Taura; Proth
n = 28234 8503 digits Sep 1998 Tadashi Taura; Proth
n = 31260 9414 digits Jul 1998 Tadashi Taura; Proth
n = 37006 11143 digits
n = 50808 15298 digits
n = 60440 18198 digits
n = 81934 24668 digits Oct 2001 Jim Fougeron; FermFact; OpenPFGW
n = 106730 32132 digits Dec 2001 Anton Oleynick; Proth
n = 125184 37688 digits
n = 169536 51039 digits Mar 2002 Anton Oleynick; Proth
n = 171214 51544 digits Jan 2003 Anton Oleynick; Proth
n = 279540 84153 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 396988 119509 digits May 2007 Peter Benson; FermFact; LLR
n = 410740 123649 digits Jul 2007 Peter Benson; FermFact; LLR
n = 726358 218659 digits Feb 2010 Joerg Steinmetz; srsieve; PrimeGrid; LLR
n = 963736 290117 digits Jun 2011 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
k: 1017
max n: 4.499.980
n = 4 5 digits
n = 6 5 digits
n = 12 7 digits
n = 23 10 digits
n = 32 13 digits
n = 34 14 digits
n = 39 15 digits
n = 66 23 digits
n = 138 45 digits
n = 204 65 digits
n = 223 71 digits
n = 272 85 digits
n = 296 93 digits
n = 356 111 digits
n = 407 126 digits
n = 466 144 digits
n = 628 193 digits
n = 792 242 digits
n = 1088 331 digits
n = 1139 346 digits
n = 1147 349 digits
n = 1152 350 digits
n = 1276 388 digits
n = 1823 552 digits
n = 1912 579 digits
n = 2004 607 digits
n = 2262 684 digits
n = 2338 707 digits
n = 2572 778 digits
n = 3347 1011 digits
n = 3546 1071 digits
n = 5539 1671 digits
n = 6499 1960 digits
n = 6567 1980 digits
n = 8303 2503 digits 1993 Harvey Dubner; Dubner Cruncher
n = 10339 3116 digits
n = 17400 5241 digits May 1998 Ray Ballinger; Proth
n = 23276 7010 digits 1996 Patrick Demichel
n = 27572 8304 digits Sep 1998 Tadashi Taura; Proth
n = 27754 8358 digits Sep 1998 Tadashi Taura; Proth
n = 29127 8772 digits Sep 1998 Tadashi Taura; Proth
n = 31482 9481 digits Jul 1998 Tadashi Taura; Proth
n = 33812 10182 digits
n = 70244 21149 digits
n = 88248 26569 digits Oct 2001 Jim Fougeron; FermFact; OpenPFGW
n = 94390 28418 digits
n = 96568 29073 digits
n = 102824 30957 digits Dec 2001 Anton Oleynick; Proth
n = 135168 40693 digits
n = 135275 40725 digits
n = 136700 41154 digits
n = 168403 50698 digits Mar 2002 Anton Oleynick; Proth
n = 169368 50988 digits Mar 2002 Anton Oleynick; Proth
n = 172858 52039 digits Jan 2003 Anton Oleynick; Proth
n = 175036 52695 digits Jan 2003 Anton Oleynick; Proth
n = 210544 63384 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 254287 76552 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 289847 87256 digits Feb 2006 Peter Benson; NewPGen; LLR
n = 428635 129035 digits Oct 2007 Peter Benson; FermFact; LLR
n = 883055 265830 digits May 2011 Michael D. Hittle; PSieve; srsieve; PrimeGrid; LLR
n = 1025572 308731 digits Sep 2011 Michel Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 1059383 318910 digits Sep 2011 Xavier Droniou; PSieve; srsieve; PrimeGrid; LLR
n = 1147995 345584 digits Oct 2011 Taishi Demizu; PSieve; srsieve; PrimeGrid; LLR
n = 1243364 374293 digits Nov 2011 Daniel Sinding Andersen; PSieve; srsieve; PrimeGrid; LLR
n = 1715060 516288 digits Jan 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2442723 735336 digits Jan 2017 Oliver Rasp; PSieve; srsieve; PrimeGrid; LLR
n = 3774168 1136141 digits Oct 2025 Bruce E. Slade; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3920512 1180195 digits Nov 2025 Glenn Hall; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4311380 1297858 digits Feb 2026 Martin Neujahr; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1019
max n: 4.499.875
n = 1 4 digits
n = 5 5 digits
n = 31 13 digits
n = 35 14 digits
n = 37 15 digits
n = 119 39 digits
n = 147 48 digits
n = 185 59 digits
n = 487 150 digits
n = 1587 481 digits
n = 2429 735 digits
n = 3267 987 digits
n = 3927 1186 digits
n = 5631 1699 digits
n = 5855 1766 digits
n = 10417 3139 digits
n = 18481 5567 digits
n = 19159 5771 digits Oct 1996 Patrick Demichel
n = 23669 7129 digits
n = 51551 15522 digits
n = 109091 32843 digits Dec 2001 Anton Oleynick; Proth
n = 148699 44766 digits
n = 150397 45278 digits
n = 382947 115282 digits Feb 2007 Peter Benson; FermFact; LLR
n = 472119 142125 digits Dec 2008 Vincent Mendrik; srsieve; PrimeGrid; LLR
n = 799675 240730 digits Feb 2011 Jürgen Gröber; PSieve; srsieve; PrimeGrid; LLR
n = 1065255 320677 digits Sep 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 1196379 360149 digits Oct 2011 Ray Miller; PSieve; srsieve; PrimeGrid; LLR
n = 1988959 598740 digits Dec 2013 Marshall Bishop; PSieve; srsieve; PrimeGrid; OpenPFGW; LLR
n = 2278467 685890 digits Feb 2016 Aris Seisums; PSieve; srsieve; PrimeGrid; LLR
n = 2606525 784646 digits Jul 2018 Brian Carpenter; PSieve; srsieve; PrimeGrid; LLR
n = 3571635 1075173 digits Nov 2018 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 4088075 1230637 digits Jan 2026 HyeongShin Kang; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1021
max n: 4.499.960
n = 112 37 digits
k: 1023
max n: 4.499.949
n = 2 4 digits
n = 4 5 digits
n = 9 6 digits
n = 13 7 digits
n = 14 8 digits
n = 16 8 digits
n = 32 13 digits
n = 33 13 digits
n = 81 28 digits
n = 101 34 digits
n = 124 41 digits
n = 242 76 digits
n = 272 85 digits
n = 301 94 digits
n = 380 118 digits
n = 453 140 digits
n = 469 145 digits
n = 533 164 digits
n = 612 188 digits
n = 929 283 digits
n = 1081 329 digits
n = 1176 358 digits
n = 1749 530 digits
n = 1797 544 digits
n = 1852 561 digits
n = 2318 701 digits
n = 2405 727 digits
n = 3057 924 digits
n = 3408 1029 digits
n = 3440 1039 digits
n = 4392 1326 digits
n = 5032 1518 digits
n = 6637 2001 digits
n = 9441 2846 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9688 2920 digits 1993 Harvey Dubner; Dubner Cruncher
n = 11970 3607 digits
n = 13617 4103 digits Feb 1998 Ray Ballinger; Proth
n = 15182 4574 digits Feb 1998 Charles F. Kerchner III; Proth
n = 15316 4614 digits Feb 1998 Charles F. Kerchner III; Proth
n = 17188 5178 digits Jul 1996 Patrick Demichel
n = 19036 5734 digits Oct 1996 Patrick Demichel
n = 33709 10151 digits
n = 34533 10399 digits
n = 34557 10406 digits
n = 34716 10454 digits
n = 37377 11255 digits
n = 38862 11702 digits
n = 43640 13140 digits
n = 47469 14293 digits
n = 63265 19048 digits
n = 109010 32819 digits Dec 2001 Anton Oleynick; Proth
n = 111404 33539 digits
n = 131188 39495 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 132810 39983 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 183416 55217 digits Feb 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 203604 61294 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 216930 65306 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 253224 76232 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 270093 81310 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 287797 86639 digits Jan 2006 Peter Benson; NewPGen; LLR
n = 289953 87288 digits Feb 2006 Peter Benson; NewPGen; LLR
n = 301580 90788 digits Dec 2005 Peter Benson; FermFact; LLR
n = 358082 107797 digits Oct 2006 Peter Benson; FermFact; LLR
n = 367344 110585 digits Dec 2006 Peter Benson; FermFact; LLR
n = 490681 147713 digits Jan 2009 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 550765 165800 digits Feb 2009 Gerrit Slomma; srsieve; PrimeGrid; LLR
n = 611208 183995 digits Mar 2009 Paul Medcalf; srsieve; PrimeGrid; LLR
n = 620205 186704 digits Apr 2009 Peter Tibbott; srsieve; PrimeGrid; LLR
n = 641310 193057 digits Apr 2009 Catherine Chaton; srsieve; PrimeGrid; LLR
n = 681313 205099 digits Oct 2009 Fred Richard; srsieve; PrimeGrid; LLR
n = 797786 240161 digits Feb 2011 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 868480 261442 digits May 2011 Lukas Eipert; PSieve; srsieve; PrimeGrid; LLR
n = 943418 284001 digits Jun 2011 Terence KokSoon Wee; PSieve; srsieve; PrimeGrid; LLR
n = 1068402 321625 digits Sep 2011 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1138576 342749 digits Oct 2011 Anders Åström; PSieve; srsieve; PrimeGrid; LLR
n = 1153248 347166 digits Oct 2011 Frank Matillek; PSieve; srsieve; PrimeGrid; LLR
n = 1177850 354572 digits Oct 2011 Michael R. McPherson; PSieve; srsieve; PrimeGrid; LLR
n = 1223814 368408 digits Nov 2011 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1426490 429420 digits Jan 2012 Trent Melcher; PSieve; srsieve; PrimeGrid; LLR
n = 2012570 605847 digits Apr 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 2398601 722054 digits Sep 2016 Alexander Falk; PSieve; srsieve; PrimeGrid; LLR
n = 2772512 834613 digits Jul 2019 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 3214745 967738 digits Mar 2022 Stefan Larsson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3868914 1164663 digits Nov 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4196940 1263408 digits Feb 2026 Predrag Kurtovic; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4249746 1279305 digits Feb 2026 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4256244 1281261 digits Feb 2026 Dmitriy Taukchi; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4366941 1314584 digits Feb 2026 Li Yawei; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1025
max n: 4.499.901
n = 5 5 digits
n = 9 6 digits
n = 17 9 digits
n = 27 12 digits
n = 41 16 digits
n = 51 19 digits
n = 201 64 digits
n = 807 246 digits
n = 1437 436 digits
n = 2229 675 digits
n = 2333 706 digits
n = 4305 1299 digits
n = 5547 1673 digits
n = 10023 3021 digits
n = 17381 5236 digits May 1998 Ray Ballinger; Proth
n = 23013 6931 digits
n = 38745 11667 digits
n = 57705 17374 digits
n = 61509 18520 digits
n = 93759 28228 digits
n = 208173 62670 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 289445 87135 digits Feb 2006 Peter Benson; NewPGen; LLR
n = 294285 88592 digits Mar 2006 Peter Benson; NewPGen; LLR
n = 2034405 612420 digits May 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
k: 1027
max n: 4.499.994
n = 4 5 digits
n = 6 5 digits
n = 10 7 digits
n = 12 7 digits
n = 18 9 digits
n = 46 17 digits
n = 198 63 digits
n = 210 67 digits
n = 286 90 digits
n = 330 103 digits
n = 468 144 digits
n = 666 204 digits
n = 1510 458 digits
n = 1876 568 digits
n = 3832 1157 digits
n = 6466 1950 digits
n = 7464 2250 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8626 2600 digits 1993 Harvey Dubner; Dubner Cruncher
n = 12376 3729 digits
n = 21468 6466 digits Nov 1998 Alfredo Cano; Proth
n = 32268 9717 digits
n = 63004 18970 digits
n = 73354 22085 digits
n = 127374 38347 digits
n = 324130 97576 digits Apr 2006 Peter Benson; FermFact; LLR
n = 374068 112609 digits Jan 2007 Peter Benson; FermFact; LLR
n = 641172 193016 digits Apr 2009 Jeff Morales; srsieve; PrimeGrid; LLR
n = 869238 261670 digits May 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1221942 367845 digits Nov 2011 Mike Day; PSieve; srsieve; PrimeGrid; LLR
n = 2638186 794177 digits Aug 2018 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 2805222 844459 digits Sep 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 3184540 958646 digits Feb 2022 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1029
max n: 4.499.999
n = 3 4 digits
n = 7 6 digits
n = 10 7 digits
n = 11 7 digits
n = 22 10 digits
n = 25 11 digits
n = 30 13 digits
n = 31 13 digits
n = 39 15 digits
n = 43 16 digits
n = 119 39 digits
n = 151 49 digits
n = 198 63 digits
n = 201 64 digits
n = 265 83 digits
n = 311 97 digits
n = 361 112 digits
n = 441 136 digits
n = 478 147 digits
n = 649 199 digits
n = 671 206 digits
n = 5099 1538 digits
n = 5775 1742 digits
n = 6295 1898 digits
n = 6958 2098 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9115 2747 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9307 2805 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9903 2985 digits 1993 Harvey Dubner; Dubner Cruncher
n = 11203 3376 digits May 1996 Patrick Demichel
n = 19665 5923 digits Oct 1996 Patrick Demichel
n = 21610 6509 digits Oct 1996 Patrick Demichel
n = 52135 15698 digits
n = 67683 20378 digits
n = 84819 25537 digits
n = 97483 29349 digits
n = 326919 98416 digits Apr 2006 Peter Benson; FermFact; LLR
n = 538195 162016 digits Feb 2009 Dr. James Scott Brown; srsieve; PrimeGrid; LLR
n = 582099 175233 digits Mar 2009 Bruno Courty; srsieve; PrimeGrid; LLR
n = 783627 235899 digits Mar 2010 Yevgeniy Gorbachev; srsieve; PrimeGrid; LLR
n = 910499 274091 digits Aug 2010 Ruediger K. Eckhard; LLR
n = 1084139 326362 digits Sep 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1196674 360238 digits Nov 2011 Gil Emery; PSieve; srsieve; PrimeGrid; LLR
n = 1813839 546023 digits Nov 2013 Benjamin Glasgow; PSieve; srsieve; PrimeGrid; LLR
n = 1844975 555396 digits Nov 2013 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 2252198 677983 digits Feb 2016 Matej Rizman; PSieve; srsieve; PrimeGrid; LLR
n = 2444707 735934 digits Jan 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 3874683 1166399 digits Nov 2025 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4152071 1249901 digits Feb 2026 Alen Kecic; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4346502 1308431 digits Feb 2026 Martin Dressler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1031
max n: 4.499.947
n = 1 4 digits
n = 5 5 digits
n = 7 6 digits
n = 17 9 digits
n = 19 9 digits
n = 23 10 digits
n = 35 14 digits
n = 91 31 digits
n = 127 42 digits
n = 149 48 digits
n = 169 54 digits
n = 195 62 digits
n = 197 63 digits
n = 203 65 digits
n = 243 77 digits
n = 643 197 digits
n = 707 216 digits
n = 727 222 digits
n = 1293 393 digits
n = 1327 403 digits
n = 1445 439 digits
n = 1871 567 digits
n = 1889 572 digits
n = 2237 677 digits
n = 2535 767 digits
n = 5361 1617 digits
n = 6701 2021 digits Mar 1996 Patrick Demichel
n = 7421 2237 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8429 2541 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8827 2661 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9077 2736 digits 1993 Harvey Dubner; Dubner Cruncher
n = 11949 3601 digits
n = 15971 4811 digits Feb 1998 Charles F. Kerchner III; Proth
n = 23819 7174 digits
n = 24901 7499 digits Sep 1998 Tadashi Taura; Proth
n = 37427 11270 digits Mar 1998 David Hanson; Proth
n = 41027 12354 digits Nov 1998 Alfredo Cano; Proth
n = 45267 13630 digits
n = 46117 13886 digits
n = 72571 21850 digits
n = 105335 31713 digits Nov 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 123937 37312 digits
n = 159475 48010 digits
n = 168855 50834 digits
n = 414967 124921 digits Jul 2007 Peter Benson; FermFact; LLR
n = 434789 130888 digits Nov 2007 Peter Benson; FermFact; LLR
n = 465669 140184 digits Dec 2008 Eric Ueda; srsieve; PrimeGrid; LLR
n = 578089 174026 digits Mar 2009 Peter V. Tuttle; srsieve; PrimeGrid; LLR
n = 614255 184913 digits Mar 2009 Bruno Courty; srsieve; PrimeGrid; LLR
n = 753029 226688 digits Feb 2010 Arcie Mizelle; srsieve; PrimeGrid; LLR
n = 770797 232037 digits Feb 2010 Dmitriy Taukchi; srsieve; PrimeGrid; LLR
n = 1413801 425600 digits Jan 2012 Christopher Preusch; PSieve; srsieve; PrimeGrid; LLR
n = 1430239 430548 digits Jan 2012 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 1994741 600480 digits Jan 2014 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 2218785 667924 digits Dec 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 3265915 983142 digits Jun 2022 Lee Blyth; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3877849 1167352 digits Nov 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4037201 1215322 digits Dec 2025 Marshall Bishop; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4333919 1304643 digits Feb 2026 Vladislav Ketamino; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1033
max n: 4.499.992
n = 2 4 digits
n = 4 5 digits
n = 18 9 digits
n = 26 11 digits
n = 56 20 digits
n = 176 56 digits
n = 344 107 digits
n = 584 179 digits
n = 688 211 digits
n = 744 227 digits
n = 968 295 digits
n = 1322 401 digits
n = 2784 842 digits
n = 5096 1538 digits
n = 6132 1849 digits
n = 6748 2035 digits Mar 1996 Patrick Demichel
n = 10602 3195 digits
n = 11356 3422 digits May 1996 Patrick Demichel
n = 26802 8072 digits Sep 1998 Tadashi Taura; Proth
n = 52344 15761 digits
n = 70016 21080 digits
n = 531444 159984 digits Feb 2009 Payam Samidoost; srsieve; PrimeGrid; LLR
n = 773096 232729 digits Feb 2010 Robert Erickson; srsieve; PrimeGrid; LLR
n = 1596708 480661 digits Nov 2012 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 1805844 543617 digits Oct 2013 Jonathan Champ; PSieve; srsieve; PrimeGrid; LLR
n = 2183858 657410 digits Aug 2014 Paulo Silva; PSieve; srsieve; PrimeGrid; LLR
n = 2310976 695677 digits Mar 2016 Peter M Fahlenkamp; PSieve; srsieve; PrimeGrid; LLR
n = 2980962 897362 digits Mar 2021 Michael Thanry; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1035
max n: 4.499.989
n = 4 5 digits
n = 8 6 digits
n = 11 7 digits
n = 14 8 digits
n = 20 10 digits
n = 50 19 digits
n = 52 19 digits
n = 53 19 digits
n = 80 28 digits
n = 236 75 digits
n = 260 82 digits
n = 301 94 digits
n = 332 103 digits
n = 424 131 digits
n = 529 163 digits
n = 533 164 digits
n = 707 216 digits
n = 764 234 digits
n = 893 272 digits
n = 926 282 digits
n = 1132 344 digits
n = 1156 352 digits
n = 1157 352 digits
n = 1186 361 digits
n = 1198 364 digits
n = 2332 706 digits
n = 2500 756 digits
n = 2857 864 digits
n = 2941 889 digits
n = 3121 943 digits
n = 3310 1000 digits 1989 Hiromi Suyama
n = 4220 1274 digits
n = 5107 1541 digits
n = 5336 1610 digits
n = 9257 2790 digits 1993 Harvey Dubner; Dubner Cruncher
n = 12904 3888 digits Jan 1998 Jim Buddenhagen; Proth
n = 15938 4801 digits Jan 1998 Jim Buddenhagen; Proth
n = 16550 4986 digits Jan 1998 Jim Buddenhagen; Proth
n = 20189 6081 digits Oct 1996 Patrick Demichel
n = 23528 7086 digits 1996 Patrick Demichel
n = 26413 7955 digits Jan 1998 Jim Buddenhagen; Proth
n = 32129 9675 digits Jan 1998 Jim Buddenhagen; Proth
n = 32210 9700 digits Jan 1998 Jim Buddenhagen; Proth
n = 34589 10416 digits Jan 1998 Jim Buddenhagen; Proth
n = 50272 15137 digits Jan 1998 Jim Buddenhagen; Proth
n = 82868 24949 digits
n = 140668 42349 digits
n = 189668 57099 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 202616 60997 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 203336 61214 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 228541 68801 digits Jun 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 236177 71100 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 256672 77269 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 258986 77966 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 329932 99323 digits May 2006 Peter Benson; FermFact; LLR
n = 346216 104225 digits Aug 2006 Peter Benson; FermFact; LLR
n = 398594 119992 digits May 2007 Peter Benson; FermFact; LLR
n = 489512 147361 digits Jan 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 802571 241601 digits Feb 2011 Martin Seinsche; PSieve; srsieve; PrimeGrid; LLR
n = 1034236 311340 digits Sep 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1708648 514358 digits Dec 2012 Predrag Kurtovic; srsieve; PrimeGrid; LLR
n = 1967708 592343 digits Dec 2013 Jean Pierre Gournay; PSieve; srsieve; PrimeGrid; LLR
n = 2183770 657384 digits Aug 2014 Marshall Bishop; PSieve; srsieve; PrimeGrid; OpenPFGW; LLR
n = 2197489 661514 digits Aug 2014 Michael R. McPherson; PSieve; srsieve; PrimeGrid; LLR
n = 2350388 707541 digits Jun 2016 Ales Martinik; PSieve; srsieve; PrimeGrid; LLR
n = 2443369 735531 digits Jan 2017 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 3144236 946513 digits Dec 2021 Keith Reinhardt; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1037
max n: 4.499.971
n = 3 4 digits
n = 11 7 digits
n = 31 13 digits
n = 95 32 digits
n = 103 35 digits
n = 163 53 digits
n = 203 65 digits
n = 215 68 digits
n = 235 74 digits
n = 715 219 digits
n = 803 245 digits
n = 815 249 digits
n = 1135 345 digits
n = 1603 486 digits
n = 1911 579 digits
n = 2439 738 digits
n = 7495 2260 digits 1993 Harvey Dubner; Dubner Cruncher
n = 27035 8142 digits Sep 1998 Tadashi Taura; Proth
n = 103455 31147 digits Jan 2003 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 126063 37952 digits
n = 168031 50586 digits
n = 282031 84903 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 590791 177849 digits Mar 2009 Gene Trussell; srsieve; PrimeGrid; LLR
n = 716291 215629 digits Feb 2010 Siegfried Niklas; srsieve; PrimeGrid; LLR
n = 1006979 303134 digits Feb 2011 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 2995695 901798 digits Mar 2021 Stefan Larsson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1039
max n: 4.499.958
n = 2 4 digits
n = 30 13 digits
n = 54 20 digits
n = 138 45 digits
n = 162 52 digits
n = 606 186 digits
n = 1530 464 digits
n = 6542 1973 digits
n = 27542 8294 digits Sep 1998 Tadashi Taura; Proth
n = 101874 30671 digits Nov 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 1586474 477580 digits Nov 2012 Jonathan Champ; PSieve; srsieve; PrimeGrid; LLR
n = 1616090 486495 digits Dec 2012 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 4051670 1219678 digits Jan 2026 Seonghwan Kim; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1041
max n: 4.499.985
n = 1 4 digits
n = 3 4 digits
n = 4 5 digits
n = 9 6 digits
n = 12 7 digits
n = 13 7 digits
n = 21 10 digits
n = 40 16 digits
n = 64 23 digits
n = 69 24 digits
n = 112 37 digits
n = 144 47 digits
n = 255 80 digits
n = 423 131 digits
n = 595 183 digits
n = 601 184 digits
n = 709 217 digits
n = 903 275 digits
n = 933 284 digits
n = 1333 405 digits
n = 1879 569 digits
n = 2755 833 digits
n = 2853 862 digits
n = 3165 956 digits
n = 3820 1153 digits
n = 5352 1615 digits
n = 6447 1944 digits
n = 7033 2121 digits 1993 Harvey Dubner; Dubner Cruncher
n = 7365 2221 digits 1993 Harvey Dubner; Dubner Cruncher
n = 7692 2319 digits 1993 Harvey Dubner; Dubner Cruncher
n = 7980 2406 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8433 2542 digits 1993 Harvey Dubner; Dubner Cruncher
n = 12525 3774 digits
n = 15103 4550 digits Feb 1998 Charles F. Kerchner III; Proth
n = 17317 5216 digits Jul 1996 Patrick Demichel
n = 26019 7836 digits Sep 1998 Tadashi Taura; Proth
n = 28441 8565 digits Sep 1998 Tadashi Taura; Proth
n = 41113 12380 digits Dec 1998 Alfredo Cano; Proth
n = 54457 16397 digits
n = 63801 19210 digits Oct 1998 Tadashi Taura; Proth
n = 65905 19843 digits
n = 81577 24561 digits
n = 84231 25360 digits
n = 84861 25549 digits
n = 100477 30250 digits Oct 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 165639 49866 digits
n = 384277 115682 digits Mar 2007 Peter Benson; FermFact; LLR
n = 480229 144567 digits Dec 2008 Eric Ueda; srsieve; PrimeGrid; LLR
n = 778273 234287 digits Feb 2010 Ian Dickinson; srsieve; PrimeGrid; LLR
n = 813700 244952 digits Feb 2011 Artur Obara; PSieve; srsieve; PrimeGrid; LLR
n = 1108857 333803 digits Sep 2011 Thomas Paul; PSieve; srsieve; PrimeGrid; LLR
n = 1242900 374154 digits Nov 2011 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1377936 414804 digits Jan 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1431405 430899 digits Jan 2012 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 2201196 662630 digits Nov 2015 Bradley Skinner; PSieve; srsieve; PrimeGrid; LLR
n = 2582112 777297 digits Apr 2018 Jeff Webster; PSieve; srsieve; PrimeGrid; LLR
n = 3120649 939412 digits Nov 2021 Jaap Rijfers; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1043
max n: 4.499.997
n = 1 4 digits
n = 5 5 digits
n = 21 10 digits
n = 25 11 digits
n = 33 13 digits
n = 45 17 digits
n = 73 25 digits
n = 85 29 digits
n = 105 35 digits
n = 113 38 digits
n = 181 58 digits
n = 297 93 digits
n = 321 100 digits
n = 333 104 digits
n = 1197 364 digits
n = 1401 425 digits
n = 1481 449 digits
n = 1581 479 digits
n = 1725 523 digits
n = 2533 766 digits
n = 6833 2060 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8105 2443 digits 1993 Harvey Dubner; Dubner Cruncher
n = 16265 4900 digits Feb 1998 Charles F. Kerchner III; Proth
n = 27721 8348 digits Sep 1998 Tadashi Taura; Proth
n = 28717 8648 digits Sep 1998 Tadashi Taura; Proth
n = 61341 18469 digits
n = 68213 20538 digits
n = 132033 39749 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 593697 178724 digits Mar 2009 Bruno Courty; srsieve; PrimeGrid; LLR
n = 738693 222372 digits Feb 2010 Joerg Steinmetz; srsieve; PrimeGrid; LLR
n = 1162641 349993 digits Oct 2011 John R H Graham; PSieve; srsieve; PrimeGrid; LLR
n = 1249633 376181 digits Nov 2011 Samy Bourghol; PSieve; srsieve; PrimeGrid; LLR
n = 1674573 504100 digits Dec 2012 Luis DeJesus; PSieve; srsieve; PrimeGrid; LLR
n = 1875213 564499 digits Nov 2013 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
k: 1045
max n: 4.499.968
n = 8 6 digits
n = 10 7 digits
n = 16 8 digits
n = 20 10 digits
n = 28 12 digits
n = 44 17 digits
n = 72 25 digits
n = 106 35 digits
n = 204 65 digits
n = 216 69 digits
n = 222 70 digits
n = 288 90 digits
n = 496 153 digits
n = 706 216 digits
n = 2300 696 digits
n = 2626 794 digits
n = 2668 807 digits
n = 2844 860 digits
n = 4506 1360 digits
n = 4576 1381 digits
n = 8844 2666 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9302 2804 digits 1993 Harvey Dubner; Dubner Cruncher
n = 10048 3028 digits
n = 12392 3734 digits
n = 13376 4030 digits Feb 1998 Ray Ballinger; Proth
n = 13712 4131 digits Feb 1998 Ray Ballinger; Proth
n = 16808 5063 digits May 1996 Patrick Demichel
n = 19454 5860 digits Oct 1996 Patrick Demichel
n = 44988 13546 digits
n = 58776 17697 digits
n = 99676 30009 digits Dec 2002 Craig Kitchen; Proth
n = 128862 38795 digits
n = 153354 46168 digits
n = 182346 54895 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 278020 83696 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 878392 264426 digits May 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1233270 371255 digits Nov 2011 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1800784 542094 digits Nov 2013 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1955356 588624 digits Dec 2013 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 3037988 914529 digits May 2021 Stefan Larsson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3273488 985422 digits Jul 2022 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4430448 1333701 digits Mar 2026 Phill Mayer; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1047
max n: 4.499.986
n = 3 4 digits
n = 10 7 digits
n = 15 8 digits
n = 40 16 digits
n = 42 16 digits
n = 48 18 digits
n = 68 24 digits
n = 119 39 digits
n = 138 45 digits
n = 148 48 digits
n = 198 63 digits
n = 228 72 digits
n = 270 85 digits
n = 310 97 digits
n = 327 102 digits
n = 436 135 digits
n = 938 286 digits
n = 1036 315 digits
n = 1079 328 digits
n = 1388 421 digits
n = 2000 606 digits
n = 2428 734 digits
n = 2986 902 digits
n = 3126 945 digits
n = 3858 1165 digits
n = 4366 1318 digits
n = 4679 1412 digits
n = 6311 1903 digits
n = 7827 2360 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8012 2415 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8103 2443 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9612 2897 digits 1993 Harvey Dubner; Dubner Cruncher
n = 25072 7551 digits Feb 1998 Chris St.Clair; Proth
n = 27807 8374 digits Sep 1998 Tadashi Taura; Proth
n = 33870 10199 digits
n = 44138 13290 digits
n = 46695 14060 digits
n = 47656 14349 digits
n = 58978 17758 digits
n = 92411 27822 digits
n = 94936 28582 digits
n = 129208 38899 digits
n = 176248 53059 digits Jul 2003 Anton Oleynick; Proth
n = 181036 54501 digits
n = 447016 134569 digits Feb 2008 Peter Benson; FermFact; LLR
n = 527295 158735 digits Feb 2009 Catherine Chaton; srsieve; PrimeGrid; LLR
n = 545296 164154 digits Feb 2009 Andreas Adolfsson; srsieve; PrimeGrid; LLR
n = 563956 169771 digits Mar 2009 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 799746 240751 digits Feb 2011 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 982606 295797 digits Jun 2011 Bruce Southey; PSieve; srsieve; PrimeGrid; LLR
n = 1418968 427155 digits Jan 2012 Steve McNeill; PSieve; srsieve; PrimeGrid; LLR
n = 1563150 470559 digits Nov 2012 Marian Vicena; PSieve; srsieve; PrimeGrid; LLR
n = 1653096 497635 digits Dec 2012 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1797890 541222 digits Mar 2013 Arcie Mizelle; PSieve; srsieve; PrimeGrid; LLR
n = 2108751 634801 digits Jun 2014 Michele T. Mazzucato; PSieve; srsieve; PrimeGrid; LLR
n = 3272351 985079 digits Jul 2022 David Åkesson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4166992 1254393 digits Feb 2026 Stefan Larsson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4484668 1350023 digits Apr 2026 Dawid Kwiatkowski; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1049
max n: 4.499.995
n = 1 4 digits
n = 5 5 digits
n = 11 7 digits
n = 19 9 digits
n = 47 18 digits
n = 67 24 digits
n = 85 29 digits
n = 305 95 digits
n = 355 110 digits
n = 1351 410 digits
n = 6539 1972 digits
n = 15949 4805 digits Feb 1998 Charles F. Kerchner III; Proth
n = 23167 6977 digits
n = 359855 108331 digits Oct 2006 Peter Benson; FermFact; LLR
n = 595751 179342 digits Mar 2009 DAR Renting; srsieve; PrimeGrid; LLR
n = 633217 190621 digits Apr 2009 David Martínez Labuiga; srsieve; PrimeGrid; LLR
n = 654169 196928 digits May 2009 Gerrit Slomma; srsieve; PrimeGrid; LLR
n = 680617 204890 digits Oct 2009 Stefan John; srsieve; PrimeGrid; LLR
n = 1041275 313459 digits Sep 2011 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1184377 356537 digits Nov 2011 Mina Safwat; PSieve; srsieve; PrimeGrid; LLR
n = 2688749 809398 digits Dec 2018 Yoshiharu Ogata; PSieve; srsieve; PrimeGrid; LLR
n = 3395647 1022195 digits May 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 1051
max n: 4.499.972
n = 8 6 digits
n = 12 7 digits
n = 20 10 digits
n = 52 19 digits
n = 64 23 digits
n = 84 29 digits
n = 112 37 digits
n = 152 49 digits
n = 184 59 digits
n = 224 71 digits
n = 308 96 digits
n = 444 137 digits
n = 1280 389 digits
n = 5992 1807 digits
n = 8112 2445 digits 1993 Harvey Dubner; Dubner Cruncher
n = 12932 3896 digits
n = 30800 9275 digits Mar 1999 Tadashi Taura; Proth
n = 211972 63813 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 341512 102809 digits Jul 2006 Peter Benson; FermFact; LLR
n = 1208312 363742 digits Nov 2011 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1212772 365084 digits Nov 2011 Jörg Meili; PSieve; srsieve; PrimeGrid; LLR
n = 1447928 435873 digits Jan 2012 Lubomir Kostal; PSieve; srsieve; PrimeGrid; LLR
n = 2109344 634979 digits Jun 2014 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2137440 643437 digits Jul 2014 Paulo Silva; PSieve; srsieve; PrimeGrid; LLR
k: 1053
max n: 4.499.961
n = 14 8 digits
n = 18 9 digits
n = 21 10 digits
n = 44 17 digits
n = 93 32 digits
n = 138 45 digits
n = 221 70 digits
n = 321 100 digits
n = 468 144 digits
n = 1313 399 digits
n = 1577 478 digits
n = 6158 1857 digits
n = 16433 4950 digits Mar 1998 Charles F. Kerchner III; Proth
n = 20477 6168 digits Oct 1996 Patrick Demichel
n = 20753 6251 digits
n = 25554 7696 digits Jul 1998 Ray Ballinger; Proth
n = 156126 47002 digits
n = 581417 175027 digits Mar 2009 Mirko Wunder; srsieve; PrimeGrid; LLR
n = 747681 225078 digits Feb 2010 Giuseppe Strano; srsieve; PrimeGrid; LLR
k: 1055
max n: 4.499.977
n = 1 4 digits
n = 15 8 digits
n = 21 10 digits
n = 37 15 digits
n = 39 15 digits
n = 49 18 digits
n = 51 19 digits
n = 61 22 digits
n = 153 50 digits
n = 165 53 digits
n = 895 273 digits
n = 1023 311 digits
n = 1141 347 digits
n = 1363 414 digits
n = 1623 492 digits
n = 1971 597 digits
n = 2307 698 digits
n = 2451 741 digits
n = 3001 907 digits
n = 4489 1355 digits
n = 4621 1395 digits
n = 8985 2708 digits 1993 Harvey Dubner; Dubner Cruncher
n = 13705 4129 digits Feb 1998 Ray Ballinger; Proth
n = 23695 7136 digits
n = 51255 15433 digits
n = 83245 25063 digits
n = 99493 29954 digits
n = 153843 46315 digits
n = 241561 72721 digits Jul 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 257593 77547 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 327535 98601 digits Apr 2006 Peter Benson; FermFact; LLR
n = 384405 115721 digits Feb 2007 Peter Benson; FermFact; LLR
n = 398701 120024 digits May 2007 Peter Benson; FermFact; LLR
n = 1365519 411066 digits Jan 2012 Yuriy Bogachov; PSieve; srsieve; PrimeGrid; LLR
k: 1057
max n: 4.499.998
n = 2 4 digits
n = 8 6 digits
n = 10 7 digits
n = 18 9 digits
n = 36 14 digits
n = 54 20 digits
n = 58 21 digits
n = 106 35 digits
n = 240 76 digits
n = 270 85 digits
n = 420 130 digits
n = 430 133 digits
n = 1194 363 digits
n = 1426 433 digits
n = 1460 443 digits
n = 1950 591 digits
n = 2458 743 digits
n = 2594 784 digits
n = 2988 903 digits
n = 3318 1002 digits 1989 Hiromi Suyama
n = 5906 1781 digits
n = 6130 1849 digits
n = 17442 5254 digits Jul 1996 Patrick Demichel
n = 23082 6952 digits
n = 25064 7549 digits Feb 1998 Chris St.Clair; Proth
n = 28882 8698 digits Sep 1998 Tadashi Taura; Proth
n = 50132 15095 digits May 1998 David Hanson; Proth
n = 69170 20826 digits
n = 97584 29379 digits
n = 137400 41365 digits
n = 225850 67991 digits Jun 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 254770 76697 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 437442 131687 digits Dec 2007 Peter Benson; FermFact; LLR
n = 805644 242527 digits Feb 2011 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 1041396 313495 digits Sep 2011 Neil Romig; PSieve; srsieve; PrimeGrid; LLR
n = 2792700 840690 digits Jul 2019 Wolfgang Schwieger; PSieve; srsieve; PrimeGrid; LLR
k: 1059
max n: 4.499.978
n = 5 5 digits
n = 6 5 digits
n = 19 9 digits
n = 21 10 digits
n = 26 11 digits
n = 29 12 digits
n = 34 14 digits
n = 51 19 digits
n = 69 24 digits
n = 81 28 digits
n = 82 28 digits
n = 115 38 digits
n = 173 56 digits
n = 191 61 digits
n = 233 74 digits
n = 238 75 digits
n = 355 110 digits
n = 418 129 digits
n = 558 171 digits
n = 569 175 digits
n = 1182 359 digits
n = 1794 544 digits
n = 2633 796 digits
n = 3843 1160 digits
n = 4102 1238 digits
n = 4875 1471 digits
n = 6071 1831 digits
n = 6475 1953 digits
n = 7330 2210 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8815 2657 digits 1993 Harvey Dubner; Dubner Cruncher
n = 10065 3033 digits
n = 11530 3474 digits
n = 18115 5457 digits Jun 1998 Ray Ballinger; Proth
n = 20238 6096 digits Oct 1996 Patrick Demichel
n = 22330 6726 digits 1996 Patrick Demichel
n = 41554 12513 digits Apr 1999 Alfredo Cano; Proth
n = 82242 24761 digits
n = 92482 27843 digits
n = 117598 35404 digits
n = 126694 38142 digits
n = 129691 39044 digits
n = 151855 45716 digits
n = 167166 50326 digits
n = 285031 85806 digits Jan 2006 Peter Benson; NewPGen; LLR
n = 498005 149918 digits Jan 2009 Ikumi Yuki; srsieve; PrimeGrid; LLR
n = 561903 169153 digits Mar 2009 Tim Rickard; srsieve; PrimeGrid; LLR
n = 715253 215316 digits Feb 2010 Keith Pattenden; srsieve; PrimeGrid; LLR
n = 743409 223792 digits Feb 2010 Takanori Morinaga; srsieve; PrimeGrid; LLR
n = 977082 294135 digits Jul 2011 Jason Gledhill; PSieve; srsieve; PrimeGrid; LLR
n = 1098871 330797 digits Sep 2011 Ralf Reich; PSieve; srsieve; PrimeGrid; LLR
n = 1789353 538652 digits Mar 2013 Andreas Adolfsson; PSieve; srsieve; PrimeGrid; LLR
n = 2001821 602612 digits Apr 2014 Wolfgang Schmidt; PSieve; srsieve; PrimeGrid; LLR
n = 2164149 651477 digits Jul 2014 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 3258751 980985 digits Jun 2022 Erik Veit; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3533550 1063708 digits Jul 2018 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
k: 1061
max n: 4.499.989
n = 9 6 digits
n = 25 11 digits
n = 35 14 digits
n = 45 17 digits
n = 85 29 digits
n = 89 30 digits
n = 235 74 digits
n = 325 101 digits
n = 575 177 digits
n = 595 183 digits
n = 859 262 digits
n = 1117 340 digits
n = 1205 366 digits
n = 5497 1658 digits
n = 6249 1885 digits
n = 11135 3355 digits May 1996 Patrick Demichel
n = 12465 3756 digits
n = 14503 4369 digits Feb 1998 Ray Ballinger; Proth
n = 14987 4515 digits Feb 1998 Ray Ballinger; Proth
n = 17383 5236 digits May 1998 Ray Ballinger; Proth
n = 28307 8525 digits Sep 1998 Tadashi Taura; Proth
n = 48457 14591 digits
n = 50485 15201 digits Jun 1998 David Hanson; Proth
n = 67339 20275 digits
n = 80863 24346 digits
n = 88343 26597 digits
n = 94535 28461 digits
n = 110469 33258 digits
n = 112305 33811 digits
n = 201239 60583 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 233745 70368 digits Jun 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 299035 90022 digits Apr 2006 Peter Benson; NewPGen; LLR
n = 317143 95473 digits Mar 2006 Peter Benson; FermFact; LLR
n = 756859 227841 digits Feb 2010 Greg Gatewood; srsieve; PrimeGrid; LLR
n = 787597 237094 digits Aug 2010 Danny T. Morris; srsieve; PrimeGrid; LLR
n = 1445645 435186 digits Jan 2012 Andrew Orr; PSieve; srsieve; PrimeGrid; LLR
n = 1540377 463703 digits Nov 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1779595 535715 digits Mar 2013 Dan Bishopp; PSieve; srsieve; PrimeGrid; LLR
n = 3798429 1143445 digits Oct 2025 Bruce Slade; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1063
max n: 4.499.650
n = 2 4 digits
n = 14 8 digits
n = 26 11 digits
n = 134 44 digits
n = 194 62 digits
n = 196 63 digits
n = 494 152 digits
n = 640 196 digits
n = 1166 355 digits
n = 38320 11539 digits
n = 48254 14529 digits
n = 58574 17636 digits
n = 65536 19732 digits Jul 1997 Rhesa Rozendaal; Abel Braaksma; Proth
n = 65702 19782 digits
n = 80066 24106 digits
n = 353926 106546 digits Sep 2006 Peter Benson; FermFact; LLR
n = 391742 117930 digits Apr 2007 Peter Benson; FermFact; LLR
n = 762494 229537 digits Feb 2010 Dave Mitchell; srsieve; PrimeGrid; LLR
n = 826550 248820 digits Apr 2011 Jaroslav Tomes; PSieve; srsieve; PrimeGrid; LLR
n = 3141350 945644 digits Dec 2021 Stefan Larsson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1065
max n: 4.499.995
n = 1 4 digits
n = 2 4 digits
n = 3 4 digits
n = 4 5 digits
n = 6 5 digits
n = 14 8 digits
n = 15 8 digits
n = 21 10 digits
n = 28 12 digits
n = 30 13 digits
n = 54 20 digits
n = 56 20 digits
n = 66 23 digits
n = 70 25 digits
n = 104 35 digits
n = 126 41 digits
n = 146 47 digits
n = 174 56 digits
n = 248 78 digits
n = 266 84 digits
n = 310 97 digits
n = 334 104 digits
n = 374 116 digits
n = 435 134 digits
n = 584 179 digits
n = 642 197 digits
n = 762 233 digits
n = 914 279 digits
n = 941 287 digits
n = 1244 378 digits
n = 1278 388 digits
n = 1321 401 digits
n = 1443 438 digits
n = 2723 823 digits
n = 3371 1018 digits
n = 5582 1684 digits
n = 6126 1848 digits
n = 6303 1901 digits
n = 7703 2322 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9211 2776 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9284 2798 digits 1993 Harvey Dubner; Dubner Cruncher
n = 11111 3348 digits May 1996 Patrick Demichel
n = 11987 3612 digits
n = 15450 4654 digits Feb 1998 Charles F. Kerchner III; Proth
n = 21521 6482 digits Oct 1996 Patrick Demichel
n = 28235 8503 digits Sep 1998 Tadashi Taura; Proth
n = 35608 10723 digits
n = 36326 10939 digits Jan 1999 David Hanson; Proth
n = 48964 14743 digits
n = 52346 15761 digits Oct 1998 Tadashi Taura; Proth
n = 53716 16174 digits Feb 2000 Chris Caldwell; Proth
n = 67034 20183 digits
n = 70690 21283 digits
n = 81222 24454 digits
n = 85988 25888 digits
n = 89130 26834 digits
n = 139358 41954 digits
n = 166193 50033 digits
n = 234488 70591 digits Jul 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 242373 72965 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 243903 73426 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 340231 102423 digits Jul 2006 Peter Benson; FermFact; LLR
n = 364285 109664 digits Nov 2006 Peter Benson; FermFact; LLR
n = 388808 117046 digits Mar 2007 Peter Benson; FermFact; LLR
n = 464242 139754 digits Dec 2008 Steven Wong; srsieve; PrimeGrid; LLR
n = 535328 161153 digits Feb 2009 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 709627 213623 digits Feb 2010 Stephan Kirsten; srsieve; PrimeGrid; LLR
n = 905518 272592 digits Jun 2010 Ruediger K. Eckhard; LLR
n = 1006151 302885 digits Feb 2011 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 1679402 505554 digits Dec 2012 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1698303 511244 digits Dec 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1736222 522658 digits Jan 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2113463 636219 digits Jun 2014 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 2260193 680389 digits Feb 2016 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2441132 734857 digits Jan 2017 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 2975442 895701 digits Feb 2021 Ondrej Hajek; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2994154 901334 digits Mar 2021 Paweł Dec; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3025527 910778 digits May 2021 Barry Schnur; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3143667 946342 digits Dec 2021 Adrian Schori; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3447906 1037927 digits Dec 2017 Juan C. Toledo; PSieve; srsieve; PrimeGrid; LLR
n = 4425698 1332271 digits Feb 2026 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1067
max n: 4.499.963
n = 3 4 digits
n = 35 14 digits
n = 135 44 digits
n = 2919 882 digits
n = 5603 1690 digits
n = 18983 5718 digits Oct 1996 Patrick Demichel
n = 37611 11326 digits
n = 78543 23647 digits
n = 98399 29625 digits
n = 143267 43131 digits
n = 166035 49985 digits
n = 357539 107633 digits Oct 2006 Peter Benson; FermFact; LLR
n = 394815 118855 digits Apr 2007 Peter Benson; FermFact; LLR
n = 908847 273594 digits Jul 2010 Ruediger K. Eckhard; LLR
k: 1069
max n: 4.499.910
n = 10 7 digits
n = 22 10 digits
n = 90 31 digits
n = 522 161 digits
n = 12390 3733 digits
n = 35958 10828 digits
n = 1109262 333925 digits Sep 2011 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 2008558 604640 digits May 2014 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 2036902 613172 digits May 2014 Andrei Apreutesei; PSieve; srsieve; PrimeGrid; LLR
n = 2039562 613973 digits May 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 2174122 654479 digits Aug 2014 Paulo Silva; PSieve; srsieve; PrimeGrid; LLR
k: 1071
max n: 4.499.989
n = 1 4 digits
n = 4 5 digits
n = 5 5 digits
n = 7 6 digits
n = 8 6 digits
n = 15 8 digits
n = 16 8 digits
n = 25 11 digits
n = 41 16 digits
n = 49 18 digits
n = 51 19 digits
n = 56 20 digits
n = 92 31 digits
n = 95 32 digits
n = 97 33 digits
n = 115 38 digits
n = 144 47 digits
n = 217 69 digits
n = 221 70 digits
n = 347 108 digits
n = 632 194 digits
n = 772 236 digits
n = 1176 358 digits
n = 1385 420 digits
n = 1876 568 digits
n = 2408 728 digits
n = 2484 751 digits
n = 2900 877 digits
n = 3044 920 digits
n = 3217 972 digits
n = 3880 1172 digits
n = 4829 1457 digits
n = 4849 1463 digits
n = 6244 1883 digits
n = 7399 2231 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9667 2914 digits 1993 Harvey Dubner; Dubner Cruncher
n = 12529 3775 digits
n = 13375 4030 digits Feb 1998 Ray Ballinger; Proth
n = 18931 5702 digits
n = 25264 7609 digits May 1998 Ray Ballinger; Proth
n = 25279 7613 digits May 1998 Ray Ballinger; Proth
n = 37244 11215 digits
n = 39656 11941 digits
n = 52591 15835 digits
n = 61352 18472 digits
n = 66039 19883 digits
n = 123664 37230 digits
n = 139944 42131 digits
n = 176004 52986 digits Nov 2003 Anton Oleynick; Proth
n = 183049 55107 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 205580 61889 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 206604 62198 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 347412 104585 digits Aug 2006 Peter Benson; FermFact; LLR
n = 411305 123819 digits Jul 2007 Peter Benson; FermFact; LLR
n = 655399 197298 digits Jun 2009 Gil Emery; srsieve; PrimeGrid; LLR
n = 694812 209163 digits Nov 2009 Gerrit Slomma; srsieve; PrimeGrid; LLR
n = 734207 221022 digits Feb 2010 Jan Koval; srsieve; PrimeGrid; LLR
n = 975760 293737 digits Jun 2011 Brook Harste; PSieve; srsieve; PrimeGrid; LLR
n = 977640 294302 digits Jun 2011 Steven F. Bohl; PSieve; srsieve; PrimeGrid; LLR
n = 1526401 459496 digits Oct 2012 Marian Vicena; PSieve; srsieve; PrimeGrid; LLR
n = 1548940 466281 digits Nov 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1701792 512294 digits Dec 2012 Kevin Woerner; PSieve; srsieve; PrimeGrid; LLR
n = 2477584 745831 digits Apr 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2609316 785486 digits Aug 2018 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 2814469 847243 digits Oct 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2884844 868428 digits Aug 2020 Erik Veit; PSieve; srsieve; PrimeGrid; LLR
n = 3523944 1060816 digits May 2018 Wolfgang Schwieger; PSieve; srsieve; PrimeGrid; LLR
n = 4382605 1319299 digits Feb 2026 Jamie Eubank; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1073
max n: 4.499.985
n = 5 5 digits
n = 21 10 digits
n = 285 89 digits
n = 369 115 digits
n = 485 150 digits
n = 1505 457 digits
n = 1769 536 digits
n = 2033 616 digits
n = 2201 666 digits
n = 4585 1384 digits
n = 8629 2601 digits 1993 Harvey Dubner; Dubner Cruncher
n = 17181 5176 digits Jul 1996 Patrick Demichel
n = 20289 6111 digits
n = 35865 10800 digits
n = 36445 10975 digits
n = 126689 38141 digits
n = 145413 43777 digits
n = 482585 145276 digits Dec 2008 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 906701 272948 digits Aug 2010 Ruediger K. Eckhard; LLR
n = 1467421 441741 digits Feb 2012 Ardo van Rangelrooij; PSieve; srsieve; PrimeGrid; LLR
n = 1600077 481675 digits Nov 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 2193069 660183 digits Aug 2014 Quasar Liao; PSieve; srsieve; PrimeGrid; LLR
k: 1075
max n: 4.499.996
n = 8 6 digits
n = 20 10 digits
n = 28 12 digits
n = 30 13 digits
n = 44 17 digits
n = 54 20 digits
n = 84 29 digits
n = 108 36 digits
n = 116 38 digits
n = 320 100 digits
n = 734 224 digits
n = 768 235 digits
n = 990 302 digits
n = 3376 1020 digits
n = 3468 1048 digits
n = 4040 1220 digits
n = 5174 1561 digits
n = 6320 1906 digits
n = 12100 3646 digits May 1997 Chris Caldwell; Dubner Cruncher
n = 15268 4600 digits Feb 1998 Charles F. Kerchner III; Proth
n = 26388 7947 digits Sep 1998 Tadashi Taura; Proth
n = 54164 16309 digits
n = 83956 25277 digits
n = 115800 34863 digits
n = 196184 59061 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 287668 86600 digits Jan 2006 Peter Benson; NewPGen; LLR
n = 294446 88641 digits Mar 2006 Peter Benson; NewPGen; LLR
n = 299750 90237 digits Apr 2006 Peter Benson; NewPGen; LLR
n = 347406 104583 digits Aug 2006 Peter Benson; FermFact; LLR
n = 439350 132261 digits Jan 2008 Peter Benson; FermFact; LLR
n = 783408 235833 digits Mar 2010 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 858096 258316 digits Apr 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1229708 370183 digits Nov 2011 Jim Foody; PSieve; srsieve; PrimeGrid; LLR
n = 1348100 405822 digits Jan 2012 Yuriy Bogachov; PSieve; srsieve; PrimeGrid; LLR
n = 1500964 451839 digits Oct 2012 Brook Harste; PSieve; srsieve; PrimeGrid; LLR
n = 3234606 973717 digits May 2022 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1077
max n: 4.499.996
n = 19 9 digits
n = 28 12 digits
n = 79 27 digits
n = 103 35 digits
n = 115 38 digits
n = 194 62 digits
n = 211 67 digits
n = 214 68 digits
n = 568 175 digits
n = 754 231 digits
n = 1591 482 digits
n = 2575 779 digits
n = 3019 912 digits
n = 7298 2200 digits 1993 Harvey Dubner; Dubner Cruncher
n = 10378 3128 digits
n = 12806 3859 digits
n = 21988 6623 digits Mar 1993 Jeffrey Young
n = 102278 30792 digits Oct 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 106531 32073 digits
n = 146996 44254 digits
n = 369926 111362 digits Nov 2005 Predrag Minovic; FermFact; OpenPFGW; LLR
n = 571351 171997 digits Mar 2009 Phil Lachance; srsieve; PrimeGrid; LLR
n = 599858 180579 digits Mar 2009 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 1184936 356705 digits Nov 2011 Frédéric Mahé; PSieve; srsieve; PrimeGrid; LLR
n = 1240976 373575 digits Nov 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1293068 389256 digits Nov 2011 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 4102616 1235014 digits Jan 2026 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1079
max n: 4.499.947
n = 7 6 digits
n = 11 7 digits
n = 139 45 digits
n = 287 90 digits
n = 1871 567 digits
n = 4567 1378 digits
n = 35679 10744 digits
n = 43621 13135 digits
n = 988339 297523 digits Jun 2011 Steven F. Bohl; PSieve; srsieve; PrimeGrid; LLR
n = 1340511 403538 digits Jan 2012 James P. Burt; PSieve; srsieve; PrimeGrid; LLR
n = 1430317 430572 digits Jan 2012 Sylvain Revol; PSieve; srsieve; PrimeGrid; LLR
n = 1565923 471393 digits Nov 2012 Andreas Kobara; PSieve; srsieve; PrimeGrid; LLR
n = 4066213 1224056 digits Jan 2026 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1081
max n: 4.499.924
n = 12 7 digits
n = 20 10 digits
n = 56 20 digits
n = 104 35 digits
n = 14004 4219 digits Feb 1998 Ray Ballinger; Proth
n = 16536 4981 digits Mar 1998 Charles F. Kerchner III; Proth
n = 22956 6914 digits
n = 30180 9089 digits Jun 1998 Ola Svallmark; Proth
n = 613200 184595 digits Mar 2009 Ian Douglass; srsieve; PrimeGrid; LLR
n = 2412780 726323 digits Oct 2016 Ossi Mauno; PSieve; srsieve; PrimeGrid; LLR
k: 1083
max n: 4.499.998
n = 6 5 digits
n = 10 7 digits
n = 12 7 digits
n = 42 16 digits
n = 45 17 digits
n = 57 21 digits
n = 70 25 digits
n = 225 71 digits
n = 330 103 digits
n = 558 172 digits
n = 666 204 digits
n = 946 288 digits
n = 1965 595 digits
n = 4366 1318 digits
n = 4873 1470 digits
n = 9306 2805 digits 1993 Harvey Dubner; Dubner Cruncher
n = 10776 3247 digits
n = 15342 4622 digits Feb 1998 Charles F. Kerchner III; Proth
n = 15453 4655 digits Feb 1998 Charles F. Kerchner III; Proth
n = 38577 11616 digits
n = 45726 13768 digits
n = 48813 14698 digits
n = 59820 18011 digits
n = 101833 30658 digits Nov 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 136356 41051 digits
n = 425997 128241 digits Oct 2007 Peter Benson; FermFact; LLR
n = 590965 177902 digits Mar 2009 Del S. Brand; srsieve; PrimeGrid; LLR
n = 805773 242565 digits Feb 2011 Ondrej Hajek; PSieve; srsieve; PrimeGrid; LLR
n = 811212 244203 digits Feb 2011 Annette Virlogeux; PSieve; srsieve; PrimeGrid; LLR
n = 1410817 424702 digits Jan 2012 Kimmo Myllyvirta; PSieve; srsieve; PrimeGrid; LLR
n = 2806536 844855 digits Sep 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 3956937 1191160 digits Dec 2025 Erik Veit; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1085
max n: 4.499.987
n = 3 4 digits
n = 5 5 digits
n = 9 6 digits
n = 27 12 digits
n = 29 12 digits
n = 47 18 digits
n = 53 19 digits
n = 65 23 digits
n = 69 24 digits
n = 95 32 digits
n = 101 34 digits
n = 107 36 digits
n = 113 38 digits
n = 209 66 digits
n = 223 71 digits
n = 243 77 digits
n = 283 89 digits
n = 295 92 digits
n = 401 124 digits
n = 615 189 digits
n = 631 193 digits
n = 667 204 digits
n = 1219 370 digits
n = 2175 658 digits
n = 2559 774 digits
n = 2621 793 digits
n = 2867 867 digits
n = 3131 946 digits
n = 4283 1293 digits
n = 4499 1358 digits
n = 5371 1620 digits
n = 7025 2118 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8319 2508 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8499 2562 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8643 2605 digits 1993 Harvey Dubner; Dubner Cruncher
n = 10853 3271 digits
n = 18055 5439 digits Oct 1996 Patrick Demichel
n = 19845 5977 digits Oct 1996 Patrick Demichel
n = 21587 6502 digits Nov 1998 Alfredo Cano; Proth
n = 22355 6733 digits
n = 29755 8961 digits Sep 1998 Tadashi Taura; Proth
n = 39605 11926 digits
n = 70973 21369 digits
n = 77795 23422 digits
n = 80693 24295 digits
n = 85959 25880 digits
n = 86795 26131 digits
n = 100149 30151 digits Nov 2002 Steven Harvey; OpenPFGW
n = 107829 32463 digits
n = 132237 39811 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 254991 76763 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 345017 103864 digits Jul 2006 Peter Benson; FermFact; LLR
n = 410897 123696 digits Jul 2007 Peter Benson; FermFact; LLR
n = 488767 147137 digits Jan 2009 James P. Burt; srsieve; PrimeGrid; LLR
n = 506117 152360 digits Sep 2008 Steven Harvey; FermFact; OpenPFGW
n = 515381 155149 digits Oct 2008 Steven Harvey; FermFact; OpenPFGW
n = 556987 167673 digits Feb 2009 Mike Parker; srsieve; PrimeGrid; LLR
n = 651479 196118 digits May 2009 Ben Rhodes; srsieve; PrimeGrid; LLR
n = 673841 202850 digits Aug 2009 Andreas Lorenz; srsieve; PrimeGrid; LLR
n = 697685 210028 digits Dec 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 742443 223501 digits Feb 2010 Jeff Coleman; srsieve; PrimeGrid; LLR
n = 910911 274215 digits Oct 2010 Ruediger K. Eckhard; LLR
n = 1016477 305994 digits May 2011 Sascha Beat Dinkel; PSieve; srsieve; PrimeGrid; LLR
n = 1079261 324893 digits Sep 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 1226897 369336 digits Nov 2011 Edwin Schaap; PSieve; srsieve; PrimeGrid; LLR
n = 2038005 613504 digits May 2014 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 2323291 699384 digits Apr 2016 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 2916967 878098 digits Dec 2020 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3539671 1065551 digits Aug 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 3943263 1187044 digits Dec 2025 Sascha Beat Dinkel; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4212787 1268179 digits Feb 2026 Jan Kumsta; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1087
max n: 4.499.990
n = 2 4 digits
n = 4 5 digits
n = 10 7 digits
n = 12 7 digits
n = 18 9 digits
n = 22 10 digits
n = 30 13 digits
n = 34 14 digits
n = 36 14 digits
n = 82 28 digits
n = 94 32 digits
n = 98 33 digits
n = 102 34 digits
n = 116 38 digits
n = 196 63 digits
n = 234 74 digits
n = 570 175 digits
n = 586 180 digits
n = 716 219 digits
n = 844 258 digits
n = 876 267 digits
n = 1146 349 digits
n = 1342 408 digits
n = 1886 571 digits
n = 2740 828 digits
n = 2964 896 digits
n = 3470 1048 digits
n = 3620 1093 digits
n = 6130 1849 digits
n = 32772 9869 digits May 1998 Henri Lifchitz; Proth
n = 35494 10688 digits
n = 35598 10720 digits
n = 36702 11052 digits
n = 39110 11777 digits
n = 52474 15800 digits
n = 52612 15841 digits
n = 63766 19199 digits
n = 96836 29154 digits
n = 173390 52199 digits Feb 2004 Anton Oleynick; Proth
n = 297410 89533 digits Mar 2006 Peter Benson; NewPGen; LLR
n = 347362 104570 digits Aug 2006 Peter Benson; FermFact; LLR
n = 382478 115141 digits Feb 2007 Peter Benson; FermFact; LLR
n = 591382 178027 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 672780 202530 digits Aug 2009 Jochen Beck; srsieve; PrimeGrid; LLR
n = 769550 231661 digits Feb 2010 Robert Bruce; srsieve; PrimeGrid; LLR
n = 856908 257959 digits Apr 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 877716 264222 digits May 2011 Mike Parker; PSieve; srsieve; PrimeGrid; LLR
n = 1005452 302675 digits Feb 2011 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 1130492 340316 digits Oct 2011 Tomasz R. Gwiazda; PSieve; srsieve; PrimeGrid; LLR
n = 1413982 425655 digits Jan 2012 Robert M.C. van Weers; PSieve; srsieve; PrimeGrid; LLR
n = 1916212 576841 digits Dec 2013 David Yost; PSieve; srsieve; PrimeGrid; LLR
n = 2352830 708276 digits Jun 2016 Olaf Eiterig; PSieve; srsieve; PrimeGrid; LLR
n = 3611476 1087166 digits Feb 2019 Louis Helm; PSieve; srsieve; PrimeGrid; LLR
n = 4392660 1322326 digits Feb 2026 David Walling; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1089
max n: 4.499.998
n = 1 4 digits
n = 2 4 digits
n = 3 4 digits
n = 5 5 digits
n = 6 5 digits
n = 7 6 digits
n = 15 8 digits
n = 18 9 digits
n = 19 9 digits
n = 22 10 digits
n = 29 12 digits
n = 33 13 digits
n = 43 16 digits
n = 51 19 digits
n = 65 23 digits
n = 93 32 digits
n = 105 35 digits
n = 107 36 digits
n = 123 41 digits
n = 131 43 digits
n = 141 46 digits
n = 142 46 digits
n = 161 52 digits
n = 162 52 digits
n = 165 53 digits
n = 221 70 digits
n = 267 84 digits
n = 315 98 digits
n = 379 118 digits
n = 457 141 digits
n = 483 149 digits
n = 634 194 digits
n = 677 207 digits
n = 845 258 digits
n = 853 260 digits
n = 861 263 digits
n = 874 267 digits
n = 1126 342 digits
n = 1331 404 digits
n = 1762 534 digits
n = 2163 655 digits
n = 2175 658 digits
n = 2671 808 digits
n = 2925 884 digits
n = 2957 894 digits
n = 3297 996 digits
n = 3478 1051 digits
n = 3718 1123 digits
n = 5542 1672 digits
n = 6365 1920 digits
n = 10207 3076 digits
n = 14462 4357 digits Jan 1998 Jim Buddenhagen; Proth
n = 15035 4530 digits Jan 1998 Jim Buddenhagen; Proth
n = 15099 4549 digits Jan 1998 Jim Buddenhagen; Proth
n = 28982 8728 digits Sep 1998 Tadashi Taura; Proth
n = 38674 11646 digits Oct 2001 Nestor Sergio de Araujo Melo; Proth
n = 52309 15750 digits
n = 70515 21231 digits
n = 112973 34012 digits
n = 118055 35542 digits
n = 119435 35957 digits
n = 178081 53611 digits
n = 178638 53779 digits
n = 206389 62133 digits Dec 2003 Raffi Chaglassian; 'K' sieves; OpenPFGW
n = 235234 70816 digits Dec 2003 Raffi Chaglassian; 'K' sieves; OpenPFGW
n = 267303 80470 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 329659 99241 digits May 2006 Peter Benson; FermFact; LLR
n = 352559 106134 digits Sep 2006 Peter Benson; FermFact; LLR
n = 356847 107425 digits Sep 2006 Peter Benson; FermFact; LLR
n = 398974 120107 digits May 2007 Peter Benson; FermFact; LLR
n = 428509 128998 digits Oct 2007 Peter Benson; FermFact; LLR
n = 469779 141421 digits Dec 2008 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 481919 145076 digits Dec 2008 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 522759 157370 digits Feb 2009 Lukas Hron; srsieve; PrimeGrid; LLR
n = 534806 160996 digits Feb 2009 John M. Dunn; srsieve; PrimeGrid; LLR
n = 685641 206402 digits Oct 2009 Jeff Morales; srsieve; PrimeGrid; LLR
n = 728309 219246 digits Feb 2010 Krzysztof Koczubik; srsieve; PrimeGrid; LLR
n = 769857 231754 digits Feb 2010 Dale Laluk; srsieve; PrimeGrid; LLR
n = 938154 282416 digits May 2011 Ruediger K. Eckhard; LLR
n = 988226 297489 digits Jun 2011 Tetsuya Wakayama; PSieve; srsieve; PrimeGrid; LLR
n = 1111763 334678 digits Sep 2011 Giles Averay-Jones; PSieve; srsieve; PrimeGrid; LLR
n = 1148265 345666 digits Oct 2011 Michael D. Hittle; PSieve; srsieve; PrimeGrid; LLR
n = 1151702 346700 digits Oct 2011 Jason Schofield; PSieve; srsieve; PrimeGrid; LLR
n = 1669361 502531 digits Dec 2012 John ODonnell; PSieve; srsieve; PrimeGrid; LLR
n = 1821417 548305 digits Nov 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1964474 591369 digits Dec 2013 Ričardas Lukoševičius; PSieve; srsieve; PrimeGrid; LLR
n = 1964781 591462 digits Dec 2013 Hyacinthe Cartiaux; PSieve; srsieve; PrimeGrid; LLR
n = 2746155 826679 digits Jul 2019 Takeshi Nakamura; PSieve; srsieve; PrimeGrid; LLR
n = 2808231 845365 digits Sep 2019 Hazel Victoria Campbell; PSieve; srsieve; PrimeGrid; LLR
n = 3221691 969829 digits Mar 2022 Stefan Larsson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3593267 1081685 digits Feb 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 4259323 1282188 digits Feb 2026 Ludovic Ferrandis; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1091
max n: 4.499.987
n = 5 5 digits
n = 35 14 digits
n = 53 19 digits
n = 77 27 digits
n = 373 116 digits
n = 481 148 digits
n = 1421 431 digits
n = 1847 560 digits
n = 2315 700 digits
n = 3341 1009 digits
n = 4243 1281 digits
n = 8401 2532 digits 1993 Harvey Dubner; Dubner Cruncher
n = 11261 3393 digits May 1996 Patrick Demichel
n = 28583 8608 digits Sep 1998 Tadashi Taura; Proth
n = 31547 9500 digits Jul 1998 Tadashi Taura; Proth
n = 173503 52233 digits Mar 2004 Anton Oleynick; Proth
n = 194089 58430 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 713839 214890 digits Feb 2010 Filip Jevtic; srsieve; PrimeGrid; LLR
n = 1937857 583357 digits Dec 2013 Sebastien Deram; PSieve; srsieve; PrimeGrid; LLR
k: 1093
max n: 4.499.914
n = 2 4 digits
n = 4 5 digits
n = 12 7 digits
n = 14 8 digits
n = 20 10 digits
n = 22 10 digits
n = 52 19 digits
n = 56 20 digits
n = 70 25 digits
n = 76 26 digits
n = 146 47 digits
n = 290 91 digits
n = 348 108 digits
n = 374 116 digits
n = 592 182 digits
n = 652 200 digits
n = 804 246 digits
n = 842 257 digits
n = 1822 552 digits
n = 4016 1212 digits
n = 4054 1224 digits
n = 5684 1715 digits
n = 7044 2124 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9704 2925 digits 1993 Harvey Dubner; Dubner Cruncher
n = 14436 4349 digits
n = 18520 5579 digits
n = 19210 5786 digits Oct 1996 Patrick Demichel
n = 26456 7968 digits Sep 1998 Tadashi Taura; Proth
n = 35980 10835 digits
n = 46868 14112 digits
n = 47012 14156 digits
n = 76396 23001 digits
n = 106618 32099 digits
n = 207848 62572 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 233664 70343 digits Jun 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 256088 77094 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 262516 79029 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 287676 86603 digits Jan 2006 Peter Benson; NewPGen; LLR
n = 516406 155457 digits Sep 2008 Steven Harvey; FermFact; OpenPFGW
n = 1282080 385948 digits Nov 2011 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1941672 584505 digits Dec 2013 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 2511384 756005 digits Aug 2017 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 3378000 1016883 digits Mar 2017 Andreas Rohmann; PSieve; srsieve; PrimeGrid; LLR
n = 3715306 1118422 digits Sep 2025 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4457068 1341715 digits Mar 2026 Ken Smith; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1095
max n: 4.499.997
n = 3 4 digits
n = 8 6 digits
n = 9 6 digits
n = 15 8 digits
n = 21 10 digits
n = 32 13 digits
n = 42 16 digits
n = 51 19 digits
n = 53 19 digits
n = 75 26 digits
n = 80 28 digits
n = 161 52 digits
n = 189 60 digits
n = 222 70 digits
n = 260 82 digits
n = 285 89 digits
n = 305 95 digits
n = 395 122 digits
n = 513 158 digits
n = 605 186 digits
n = 1091 332 digits
n = 1140 347 digits
n = 1235 375 digits
n = 1599 485 digits
n = 2142 648 digits
n = 2612 790 digits
n = 2703 817 digits
n = 3029 915 digits
n = 4983 1504 digits
n = 5015 1513 digits
n = 5091 1536 digits
n = 7473 2253 digits 1993 Harvey Dubner; Dubner Cruncher
n = 14231 4287 digits Feb 1998 Ray Ballinger; Proth
n = 15293 4607 digits Feb 1998 Charles F. Kerchner III; Proth
n = 18653 5619 digits
n = 19835 5974 digits Oct 1996 Patrick Demichel
n = 22233 6696 digits 1996 Patrick Demichel
n = 26255 7907 digits Sep 1998 Tadashi Taura; Proth
n = 49185 14810 digits Oct 1998 Tadashi Taura; Proth
n = 62613 18852 digits Oct 1998 Tadashi Taura; Proth
n = 81909 24661 digits
n = 110453 33253 digits
n = 123795 37270 digits
n = 172592 51959 digits Mar 2004 Anton Oleynick; Proth
n = 174441 52516 digits Mar 2004 Anton Oleynick; Proth
n = 228107 68671 digits Jun 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 302217 90980 digits Dec 2005 Peter Benson; FermFact; LLR
n = 330702 99555 digits May 2006 Peter Benson; FermFact; LLR
n = 435135 130992 digits Dec 2007 Peter Benson; FermFact; LLR
n = 500331 150618 digits Sep 2008 Steven Harvey; FermFact; OpenPFGW
n = 763488 229836 digits Feb 2010 Olaf Eiterig; srsieve; PrimeGrid; LLR
n = 977781 294345 digits Jun 2011 Steven F. Bohl; PSieve; srsieve; PrimeGrid; LLR
n = 1082841 325971 digits Sep 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 2055975 618914 digits May 2014 Andreas Papendick; PSieve; srsieve; PrimeGrid; LLR
n = 2484828 748011 digits May 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 4212443 1268075 digits Feb 2026 Gregory Bennett; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1097
max n: 4.499.919
n = 7 6 digits
n = 15 8 digits
n = 43 16 digits
n = 183 59 digits
n = 271 85 digits
n = 1759 533 digits
n = 1951 591 digits
n = 13719 4133 digits Feb 1998 Ray Ballinger; Proth
n = 14031 4227 digits Feb 1998 Ray Ballinger; Proth
n = 16819 5067 digits May 1996 Patrick Demichel
n = 27739 8354 digits Sep 1998 Tadashi Taura; Proth
n = 39679 11948 digits
n = 75427 22709 digits
n = 96703 29114 digits
n = 200427 60338 digits Mar 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 204015 61418 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 274759 82714 digits Nov 2005 Peter Benson; NewPGen; LLR
n = 456831 137523 digits Dec 2008 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 787323 237011 digits Aug 2010 Roman Rasenko; srsieve; PrimeGrid; LLR
n = 817251 246021 digits Feb 2011 Claude Dulaurens; PSieve; srsieve; PrimeGrid; LLR
n = 1150123 346225 digits Oct 2011 Eugeny Mamonov; PSieve; srsieve; PrimeGrid; LLR
n = 1311771 394886 digits Jan 2012 Paul Lantinga; PSieve; srsieve; PrimeGrid; LLR
n = 2005203 603630 digits Apr 2014 Jim Miller; PSieve; srsieve; PrimeGrid; LLR
n = 3124455 940558 digits Nov 2021 Stefan Larsson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1099
max n: 4.499.954
n = 2 4 digits
n = 14 8 digits
n = 46 17 digits
n = 54 20 digits
n = 118 39 digits
n = 202 64 digits
n = 298 93 digits
n = 558 172 digits
n = 746 228 digits
n = 794 243 digits
n = 1166 355 digits
n = 1574 477 digits
n = 1826 553 digits
n = 4086 1234 digits
n = 4894 1477 digits
n = 6166 1860 digits
n = 18446 5556 digits
n = 42562 12816 digits Oct 2001 Nestor Sergio de Araujo Melo; Proth
n = 73862 22238 digits
n = 101914 30683 digits Dec 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 175522 52841 digits Mar 2004 Anton Oleynick; Proth
n = 277722 83606 digits Nov 2005 Peter Benson; NewPGen; LLR
n = 908194 273397 digits Jan 2011 Ruediger K. Eckhard; LLR
n = 963838 290148 digits Jun 2011 Wolfgang Baumgartner; PSieve; srsieve; PrimeGrid; LLR
n = 1067926 321481 digits Sep 2011 Reuben Gathright; PSieve; srsieve; PrimeGrid; LLR
n = 1810686 545074 digits Nov 2013 Dongyan Jia; PSieve; srsieve; PrimeGrid; LLR
n = 3886398 1169926 digits Nov 2025 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4384042 1319732 digits Feb 2026 Frederik Schiøler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1101
max n: 4.499.999
n = 1 4 digits
n = 7 6 digits
n = 8 6 digits
n = 11 7 digits
n = 13 7 digits
n = 17 9 digits
n = 31 13 digits
n = 32 13 digits
n = 37 15 digits
n = 49 18 digits
n = 51 19 digits
n = 103 35 digits
n = 203 65 digits
n = 213 68 digits
n = 269 85 digits
n = 276 87 digits
n = 489 151 digits
n = 491 151 digits
n = 536 165 digits
n = 676 207 digits
n = 721 221 digits
n = 731 224 digits
n = 1087 331 digits
n = 1963 594 digits
n = 2248 680 digits
n = 2528 765 digits
n = 3268 987 digits
n = 3844 1161 digits
n = 4287 1294 digits
n = 5552 1675 digits
n = 5972 1801 digits
n = 9829 2962 digits 1993 Harvey Dubner; Dubner Cruncher
n = 10048 3028 digits
n = 18717 5638 digits Oct 1996 Patrick Demichel
n = 23819 7174 digits 1996 Patrick Demichel
n = 29497 8883 digits Mar 1993 Jeffrey Young
n = 32773 9869 digits
n = 33013 9941 digits Apr 1998 Joseph Makram Mikhail; Proth
n = 34893 10507 digits
n = 55639 16753 digits
n = 64327 19368 digits Oct 1998 Tadashi Taura; Proth
n = 79283 23870 digits
n = 85188 25648 digits
n = 94893 28569 digits
n = 103157 31057 digits Jan 2003 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 180888 54456 digits
n = 182679 54995 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 206921 62293 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 220953 66517 digits May 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 248699 74869 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 355928 107149 digits Sep 2006 Peter Benson; FermFact; LLR
n = 409351 123230 digits Jul 2007 Peter Benson; FermFact; LLR
n = 530481 159694 digits Feb 2009 Eric Ueda; srsieve; PrimeGrid; LLR
n = 541091 162888 digits Feb 2009 Brock Reiter; srsieve; PrimeGrid; LLR
n = 602883 181489 digits Mar 2009 Rafa Rodriguez; srsieve; PrimeGrid; LLR
n = 930483 280107 digits Sep 2010 Ruediger K. Eckhard; LLR
n = 1402221 422114 digits Jan 2012 Phillip Butler; PSieve; srsieve; PrimeGrid; LLR
n = 1712807 515610 digits Dec 2012 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1950812 587256 digits Dec 2013 David Yost; PSieve; srsieve; PrimeGrid; LLR
n = 2720091 818833 digits Apr 2019 JeanPhilippe Simard; PSieve; srsieve; PrimeGrid; LLR
n = 2832061 852539 digits Jan 2020 Kaede Shintani; PSieve; srsieve; PrimeGrid; LLR
n = 3264400 982686 digits Jun 2022 Erik Veit; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3589103 1080431 digits Jan 2019 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
k: 1103
max n: 4.499.949
n = 1 4 digits
n = 13 7 digits
n = 21 10 digits
n = 1245 378 digits
n = 2461 744 digits
n = 12445 3750 digits
n = 13369 4028 digits Feb 1998 Ray Ballinger; Proth
n = 37821 11389 digits
n = 38773 11675 digits
n = 88725 26712 digits
n = 253705 76376 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 519041 156250 digits Sep 2008 Steven Harvey; FermFact; OpenPFGW
n = 1273105 383246 digits Nov 2011 Koen van Gorp; PSieve; srsieve; PrimeGrid; LLR
n = 1792513 539604 digits Mar 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1796969 540945 digits Mar 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 2451133 737868 digits Feb 2017 Antoine Butez; PSieve; srsieve; PrimeGrid; LLR
n = 2783149 837815 digits Jul 2019 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
k: 1105
max n: 4.499.956
n = 2 4 digits
n = 4 5 digits
n = 8 6 digits
n = 20 10 digits
n = 28 12 digits
n = 34 14 digits
n = 40 16 digits
n = 52 19 digits
n = 62 22 digits
n = 128 42 digits
n = 136 44 digits
n = 148 48 digits
n = 220 70 digits
n = 538 165 digits
n = 790 241 digits
n = 1478 448 digits
n = 3118 942 digits
n = 3184 962 digits
n = 3386 1023 digits
n = 4376 1321 digits
n = 5986 1806 digits
n = 9170 2764 digits 1993 Harvey Dubner; Dubner Cruncher
n = 11584 3491 digits
n = 11870 3577 digits
n = 17446 5255 digits Jul 1996 Patrick Demichel
n = 30458 9172 digits Mar 1999 Tadashi Taura; Proth
n = 38954 11730 digits
n = 58556 17631 digits
n = 130684 39343 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 263320 79271 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 281308 84686 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 394832 118860 digits Apr 2007 Peter Benson; FermFact; LLR
n = 404584 121795 digits Jun 2007 Peter Benson; FermFact; LLR
n = 622142 187287 digits Apr 2009 Adriano Vajro; srsieve; PrimeGrid; LLR
n = 636002 191459 digits Apr 2009 Nathan Russell; srsieve; PrimeGrid; LLR
n = 1065418 320726 digits Sep 2011 Mark Wilcoxen; PSieve; srsieve; PrimeGrid; LLR
n = 1278476 384863 digits Nov 2011 Giles Averay-Jones; PSieve; srsieve; PrimeGrid; LLR
n = 1314586 395733 digits Feb 2012 Daniel Hagerty; PSieve; srsieve; PrimeGrid; LLR
n = 2171956 653827 digits Aug 2014 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2213846 666438 digits Dec 2015 Paul Medcalf; PSieve; srsieve; PrimeGrid; LLR
n = 3069884 924131 digits Jul 2021 Toshiya Satoh; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1107
max n: 4.499.983
n = 4 5 digits
n = 6 5 digits
n = 7 6 digits
n = 14 8 digits
n = 22 10 digits
n = 32 13 digits
n = 50 19 digits
n = 202 64 digits
n = 431 133 digits
n = 740 226 digits
n = 850 259 digits
n = 999 304 digits
n = 1244 378 digits
n = 1434 435 digits
n = 1650 500 digits
n = 1916 580 digits
n = 2000 606 digits
n = 2712 820 digits
n = 2916 881 digits
n = 7596 2290 digits 1993 Harvey Dubner; Dubner Cruncher
n = 7975 2404 digits 1993 Harvey Dubner; Dubner Cruncher
n = 12390 3733 digits
n = 14056 4235 digits Feb 1998 Ray Ballinger; Proth
n = 15292 4607 digits Feb 1998 Charles F. Kerchner III; Proth
n = 26279 7914 digits Sep 1998 Tadashi Taura; Proth
n = 26604 8012 digits Sep 1998 Tadashi Taura; Proth
n = 47300 14242 digits
n = 51974 15649 digits
n = 73172 22031 digits
n = 84447 25425 digits
n = 103642 31203 digits Jan 2003 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 168350 50682 digits
n = 190772 57432 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 202375 60924 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 235031 70755 digits Jun 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 336276 101233 digits Jun 2006 Peter Benson; FermFact; LLR
n = 1121007 337460 digits Oct 2011 Jim Foody; PSieve; srsieve; PrimeGrid; LLR
n = 1157095 348324 digits Oct 2011 Tomasz R. Gwiazda; PSieve; srsieve; PrimeGrid; LLR
n = 2071480 623581 digits May 2014 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 2180142 656292 digits Aug 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 2327472 700642 digits Apr 2016 Barry Jablonski; PSieve; srsieve; PrimeGrid; LLR
k: 1109
max n: 4.499.921
n = 41 16 digits
n = 45 17 digits
n = 65 23 digits
n = 81 28 digits
n = 87 30 digits
n = 95 32 digits
n = 123 41 digits
n = 161 52 digits
n = 171 55 digits
n = 545 168 digits
n = 635 195 digits
n = 893 272 digits
n = 1005 306 digits
n = 1365 414 digits
n = 1485 451 digits
n = 42921 12924 digits
n = 51407 15479 digits
n = 78543 23647 digits
n = 81027 24395 digits
n = 140373 42260 digits
n = 151055 45476 digits
n = 239297 72039 digits Jun 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 307247 92494 digits Aug 2005 Alexandre de Pereyra; NewPGen; LLR
n = 561705 169094 digits Jan 2006 Alexandre de Pereyra; NewPGen; LLR
n = 793751 238946 digits Feb 2011 Rene Schick; PSieve; srsieve; PrimeGrid; LLR
n = 1041443 313509 digits Sep 2011 Jeffrey Maruska; PSieve; srsieve; PrimeGrid; LLR
n = 1606173 483510 digits Dec 2012 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
k: 1111
max n: 4.499.992
n = 12 7 digits
n = 24 11 digits
n = 372 116 digits
n = 384 119 digits
n = 420 130 digits
n = 2232 675 digits
n = 8100 2442 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8244 2485 digits 1993 Harvey Dubner; Dubner Cruncher
n = 10912 3288 digits
n = 11220 3381 digits May 1996 Patrick Demichel
n = 12256 3693 digits
n = 104292 31399 digits Jan 2003 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 309016 93027 digits Jan 2006 Peter Benson; FermFact; LLR
n = 366400 110301 digits Nov 2006 Peter Benson; FermFact; LLR
k: 1113
max n: 4.499.916
n = 5 5 digits
n = 6 5 digits
n = 10 7 digits
n = 13 7 digits
n = 22 10 digits
n = 26 11 digits
n = 30 13 digits
n = 42 16 digits
n = 60 22 digits
n = 76 26 digits
n = 80 28 digits
n = 88 30 digits
n = 96 32 digits
n = 116 38 digits
n = 120 40 digits
n = 150 49 digits
n = 152 49 digits
n = 160 52 digits
n = 168 54 digits
n = 220 70 digits
n = 237 75 digits
n = 382 119 digits
n = 436 135 digits
n = 509 157 digits
n = 840 256 digits
n = 1040 317 digits
n = 1117 340 digits
n = 1286 391 digits
n = 1661 504 digits
n = 1842 558 digits
n = 2272 687 digits
n = 2380 720 digits
n = 2688 813 digits
n = 3418 1032 digits
n = 3858 1165 digits
n = 4085 1233 digits
n = 4208 1270 digits
n = 4890 1476 digits
n = 6269 1891 digits
n = 6350 1915 digits
n = 6637 2001 digits
n = 6718 2026 digits Mar 1996 Patrick Demichel
n = 6789 2047 digits Mar 1996 Patrick Demichel
n = 9292 2801 digits 1993 Harvey Dubner; Dubner Cruncher
n = 23430 7057 digits 1996 Patrick Demichel
n = 24053 7244 digits Sep 1998 Tadashi Taura; Proth
n = 30869 9296 digits Mar 1999 Tadashi Taura; Proth
n = 33342 10040 digits
n = 34486 10385 digits
n = 43029 12957 digits
n = 50413 15179 digits May 1998 David Hanson; Proth
n = 83996 25289 digits
n = 105198 31671 digits Nov 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 255272 76848 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 262140 78916 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 278716 83905 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 294270 88588 digits Mar 2006 Peter Benson; NewPGen; LLR
n = 312232 93995 digits Jan 2006 Peter Benson; FermFact; LLR
n = 317742 95653 digits Mar 2006 Peter Benson; FermFact; LLR
n = 362850 109232 digits Nov 2006 Peter Benson; FermFact; LLR
n = 423261 127418 digits Sep 2007 Peter Benson; FermFact; LLR
n = 492080 148134 digits Jan 2009 Payam Samidoost; srsieve; PrimeGrid; LLR
n = 571998 172192 digits Mar 2009 Daniel van Brienen; srsieve; PrimeGrid; LLR
n = 917986 276345 digits Apr 2010 Ruediger K. Eckhard; LLR
n = 1123280 338145 digits Oct 2011 Sohei Tanaka; PSieve; srsieve; PrimeGrid; LLR
n = 1236797 372317 digits Nov 2011 Chung Ming Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1594402 479966 digits Nov 2012 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 2139060 643925 digits Jul 2014 Takeshi Matsuda; PSieve; srsieve; PrimeGrid; LLR
n = 2484125 747800 digits May 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2580205 776723 digits Apr 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
k: 1115
max n: 4.499.997
n = 9 6 digits
n = 19 9 digits
n = 29 12 digits
n = 39 15 digits
n = 101 34 digits
n = 149 48 digits
n = 231 73 digits
n = 259 82 digits
n = 461 142 digits
n = 737 225 digits
n = 1517 460 digits
n = 1999 605 digits
n = 3611 1091 digits
n = 4089 1234 digits
n = 4917 1484 digits
n = 6371 1921 digits
n = 9949 2998 digits 1993 Harvey Dubner; Dubner Cruncher
n = 19081 5748 digits
n = 19377 5837 digits
n = 22069 6647 digits
n = 37657 11339 digits
n = 61841 18620 digits
n = 71021 21383 digits
n = 105729 31831 digits Nov 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 117171 35276 digits
n = 170509 51332 digits Jun 2003 Anton Oleynick; Proth
n = 255891 77034 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 332799 100186 digits May 2006 Peter Benson; FermFact; LLR
n = 461399 138898 digits Dec 2008 Nicolas Alvarez; srsieve; PrimeGrid; LLR
n = 573391 172611 digits Mar 2009 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 628371 189162 digits May 2009 John Wolven; srsieve; PrimeGrid; LLR
n = 726077 218575 digits Mar 2010 Marco Sublet; srsieve; PrimeGrid; LLR
n = 1131709 340682 digits Oct 2011 Andrew Olson; PSieve; srsieve; PrimeGrid; LLR
n = 1505697 453264 digits Oct 2012 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 2000291 602151 digits Apr 2014 Josef Matousek; PSieve; srsieve; PrimeGrid; LLR
n = 2812911 846774 digits Oct 2019 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 3758721 1131491 digits Sep 2025 Vaughan Davies; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4101159 1234575 digits Jan 2026 Greg Miller; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4124111 1241485 digits Jan 2026 Dawid Kwiatkowski; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1117
max n: 4.499.968
n = 8 6 digits
n = 10 7 digits
n = 32 13 digits
n = 90 31 digits
n = 92 31 digits
n = 134 44 digits
n = 170 55 digits
n = 194 62 digits
n = 760 232 digits
n = 1004 306 digits
n = 1768 536 digits
n = 3392 1025 digits
n = 3410 1030 digits
n = 10914 3289 digits
n = 13690 4125 digits Feb 1998 Ray Ballinger; Proth
n = 14852 4474 digits Feb 1998 Ray Ballinger; Proth
n = 23000 6927 digits May 1998 Robert Prethaler; Proth
n = 51138 15398 digits
n = 92672 27901 digits
n = 103338 31111 digits Jan 2003 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 162392 48888 digits Jan 2004 John Dilick; NewPGen; Proth
n = 260474 78414 digits Feb 2004 John Dilick; NewPGen; Proth
n = 288138 86742 digits Mar 2004 John Dilick; NewPGen; Proth
n = 520148 156584 digits Dec 2006 Mark Brittenham; Proth
n = 802964 241720 digits Feb 2011 Yuma Hayashi; PSieve; srsieve; PrimeGrid; LLR
k: 1119
max n: 4.499.993
n = 1 4 digits
n = 5 5 digits
n = 13 7 digits
n = 14 8 digits
n = 29 12 digits
n = 34 14 digits
n = 50 19 digits
n = 55 20 digits
n = 58 21 digits
n = 61 22 digits
n = 79 27 digits
n = 134 44 digits
n = 187 60 digits
n = 286 90 digits
n = 473 146 digits
n = 475 147 digits
n = 751 230 digits
n = 1037 316 digits
n = 1921 582 digits
n = 2246 680 digits
n = 2701 817 digits
n = 3266 987 digits
n = 4993 1507 digits
n = 8465 2552 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8854 2669 digits 1993 Harvey Dubner; Dubner Cruncher
n = 17551 5287 digits Jul 1996 Patrick Demichel
n = 30839 9287 digits Mar 1999 Tadashi Taura; Proth
n = 40094 12073 digits
n = 48631 14643 digits
n = 49925 15032 digits
n = 85766 25822 digits
n = 95678 28805 digits
n = 112195 33778 digits
n = 213370 64234 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 276233 83158 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 276694 83297 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 432367 130159 digits Nov 2007 Peter Benson; FermFact; LLR
n = 598163 180069 digits Mar 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 613033 184545 digits Apr 2009 Axel Pfeiffer; srsieve; PrimeGrid; LLR
n = 889013 267623 digits May 2011 Ryan Schulz; PSieve; srsieve; PrimeGrid; LLR
n = 917935 276330 digits May 2010 Ruediger K. Eckhard; LLR
n = 2090509 629309 digits Jun 2014 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 3422189 1030185 digits Aug 2017 Jochen Beck; PSieve; srsieve; PrimeGrid; LLR
k: 1121
max n: 4.499.983
n = 1 4 digits
n = 3 4 digits
n = 7 6 digits
n = 9 6 digits
n = 27 12 digits
n = 37 15 digits
n = 41 16 digits
n = 43 16 digits
n = 45 17 digits
n = 65 23 digits
n = 69 24 digits
n = 85 29 digits
n = 113 38 digits
n = 121 40 digits
n = 129 42 digits
n = 141 46 digits
n = 147 48 digits
n = 157 51 digits
n = 165 53 digits
n = 227 72 digits
n = 261 82 digits
n = 355 110 digits
n = 375 116 digits
n = 833 254 digits
n = 1087 331 digits
n = 1247 379 digits
n = 1385 420 digits
n = 1445 439 digits
n = 1693 513 digits
n = 1995 604 digits
n = 2283 691 digits
n = 2293 694 digits
n = 3105 938 digits
n = 3651 1103 digits
n = 5651 1705 digits
n = 7803 2352 digits 1993 Harvey Dubner; Dubner Cruncher
n = 7915 2386 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8117 2447 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8305 2504 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9169 2764 digits 1993 Harvey Dubner; Dubner Cruncher
n = 11315 3410 digits May 1996 Patrick Demichel
n = 14031 4227 digits Feb 1998 Ray Ballinger; Proth
n = 19707 5936 digits
n = 20839 6277 digits
n = 22447 6761 digits
n = 26071 7852 digits Sep 1998 Tadashi Taura; Proth
n = 36403 10962 digits
n = 47251 14228 digits
n = 55281 16645 digits
n = 57911 17436 digits
n = 85333 25691 digits
n = 111895 33687 digits
n = 134575 40515 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 154069 46383 digits
n = 192817 58047 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 206847 62271 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 221815 66777 digits May 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 227069 68358 digits May 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 280483 84437 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 281141 84635 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 340079 102378 digits Jun 2006 Peter Benson; FermFact; LLR
n = 423151 127385 digits Sep 2007 Peter Benson; FermFact; LLR
n = 510085 153554 digits Oct 2008 Steven Harvey; FermFact; OpenPFGW
n = 530057 159567 digits Feb 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 530551 159715 digits Feb 2009 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 734067 220980 digits Feb 2010 Koichi Okubo; srsieve; PrimeGrid; LLR
n = 759755 228713 digits Feb 2010 Steven Pletsch; srsieve; PrimeGrid; LLR
n = 1129391 339984 digits Oct 2011 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1212101 364882 digits Nov 2011 Iurii Mark; PSieve; srsieve; PrimeGrid; LLR
n = 1449665 436396 digits Jan 2012 Jörg Meili; PSieve; srsieve; PrimeGrid; LLR
n = 2473401 744571 digits Apr 2017 Seonghwan Kim; PSieve; srsieve; PrimeGrid; LLR
n = 3629201 1092502 digits May 2019 Jordan Romaidis; PSieve; srsieve; PrimeGrid; LLR
n = 4327799 1302801 digits Feb 2026 Jens Riemann; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1123
max n: 4.499.930
n = 2 4 digits
n = 14 8 digits
n = 168 54 digits
n = 6120 1846 digits
n = 92522 27855 digits
n = 1361432 409835 digits Jan 2012 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 2227338 670499 digits Dec 2015 Seonghwan Kim; PSieve; srsieve; PrimeGrid; LLR
k: 1125
max n: 4.499.946
n = 1 4 digits
n = 3 4 digits
n = 9 6 digits
n = 24 11 digits
n = 30 13 digits
n = 33 13 digits
n = 51 19 digits
n = 58 21 digits
n = 60 22 digits
n = 63 23 digits
n = 75 26 digits
n = 123 41 digits
n = 124 41 digits
n = 156 51 digits
n = 184 59 digits
n = 231 73 digits
n = 286 90 digits
n = 310 97 digits
n = 592 182 digits
n = 949 289 digits
n = 1024 312 digits
n = 1488 451 digits
n = 3061 925 digits
n = 3082 931 digits
n = 3171 958 digits
n = 3351 1012 digits
n = 3400 1027 digits
n = 4482 1353 digits
n = 5346 1613 digits
n = 5476 1652 digits
n = 6300 1900 digits
n = 6681 2015 digits Mar 1996 Patrick Demichel
n = 8038 2423 digits 1993 Harvey Dubner; Dubner Cruncher
n = 16815 5065 digits May 1996 Patrick Demichel
n = 28329 8531 digits Sep 1998 Tadashi Taura; Proth
n = 34636 10430 digits Oct 1998 Tadashi Taura; Proth
n = 85701 25802 digits
n = 87678 26397 digits Jan 2000 Andy Penrose; Proth
n = 89368 26906 digits
n = 114423 34448 digits
n = 162556 48938 digits
n = 283956 85483 digits Jan 2006 Peter Benson; NewPGen; LLR
n = 294225 88574 digits Mar 2006 Peter Benson; NewPGen; LLR
n = 430630 129636 digits Nov 2007 Peter Benson; FermFact; LLR
n = 459226 138244 digits Dec 2008 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 470181 141542 digits Dec 2008 Paul Ziebell; srsieve; PrimeGrid; LLR
n = 1915695 576685 digits Dec 2013 Bradley Skinner; PSieve; srsieve; PrimeGrid; LLR
n = 2811598 846379 digits Oct 2019 Daniel Martinez Cucalon; PSieve; srsieve; PrimeGrid; LLR
k: 1127
max n: 4.499.979
n = 15 8 digits
n = 19 9 digits
n = 27 12 digits
n = 35 14 digits
n = 1427 433 digits
n = 2539 768 digits
n = 5499 1659 digits
n = 7639 2303 digits 1993 Harvey Dubner; Dubner Cruncher
n = 19747 5948 digits
n = 37279 11226 digits
n = 247455 74495 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 418515 125989 digits Aug 2007 Peter Benson; FermFact; LLR
n = 460467 138618 digits Dec 2008 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 1213307 365245 digits Nov 2011 Glenn Goninan; PSieve; srsieve; PrimeGrid; LLR
n = 3427219 1031699 digits Sep 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 1129
max n: 4.499.846
n = 2 4 digits
n = 10 7 digits
n = 14 8 digits
n = 34 14 digits
n = 54 20 digits
n = 82 28 digits
n = 86 29 digits
n = 102 34 digits
n = 134 44 digits
n = 254 80 digits
n = 1102 335 digits
n = 1474 447 digits
n = 3306 999 digits
n = 4066 1228 digits
n = 4174 1260 digits
n = 4430 1337 digits
n = 7394 2229 digits 1993 Harvey Dubner; Dubner Cruncher
n = 20502 6175 digits
n = 55906 16833 digits
n = 745770 224503 digits Feb 2010 Dene Gillaspy; srsieve; PrimeGrid; LLR
n = 1010266 304124 digits Mar 2011 Dmitry Domanov; PSieve; srsieve; PrimeGrid; LLR
n = 1055002 317591 digits Sep 2011 Taishi Demizu; PSieve; srsieve; PrimeGrid; LLR
n = 1424494 428819 digits Jan 2012 Eric Brouwer; PSieve; srsieve; PrimeGrid; LLR
n = 2374562 714818 digits Jul 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2452294 738218 digits Feb 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2646590 796707 digits Aug 2018 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 2774934 835342 digits Jul 2019 Patrick Schöfer; PSieve; srsieve; PrimeGrid; LLR
k: 1131
max n: 4.499.948
n = 3 4 digits
n = 4 5 digits
n = 12 7 digits
n = 15 8 digits
n = 20 10 digits
n = 25 11 digits
n = 27 12 digits
n = 60 22 digits
n = 65 23 digits
n = 72 25 digits
n = 84 29 digits
n = 88 30 digits
n = 155 50 digits
n = 243 77 digits
n = 288 90 digits
n = 340 106 digits
n = 643 197 digits
n = 1283 390 digits
n = 1537 466 digits
n = 1665 505 digits
n = 1700 515 digits
n = 1815 550 digits
n = 3575 1080 digits
n = 4508 1361 digits
n = 13103 3948 digits
n = 15444 4653 digits Feb 1998 Charles F. Kerchner III; Proth
n = 17793 5360 digits Jul 1996 Patrick Demichel
n = 18003 5423 digits Oct 1996 Patrick Demichel
n = 20535 6185 digits Oct 1996 Patrick Demichel
n = 24147 7273 digits Sep 1998 Tadashi Taura; Proth
n = 26867 8091 digits Sep 1998 Tadashi Taura; Proth
n = 41627 12535 digits Apr 1999 Alfredo Cano; Proth
n = 53748 16183 digits
n = 67595 20352 digits
n = 80503 24237 digits
n = 80872 24348 digits
n = 125387 37749 digits
n = 190388 57316 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 201147 60555 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 336417 101275 digits Jun 2006 Peter Benson; FermFact; LLR
n = 360984 108671 digits Oct 2006 Peter Benson; FermFact; LLR
n = 410355 123533 digits Jul 2007 Peter Benson; FermFact; LLR
n = 497745 149840 digits Jan 2009 Lukas Hron; srsieve; PrimeGrid; LLR
n = 539823 162506 digits Feb 2009 Payam Samidoost; srsieve; PrimeGrid; LLR
n = 642993 193564 digits Apr 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 1074435 323441 digits Oct 2011 Gwendal Le Coadou; PSieve; srsieve; PrimeGrid; LLR
n = 1401172 421798 digits Jan 2012 Jeff Webster; PSieve; srsieve; PrimeGrid; LLR
n = 2322167 699045 digits Apr 2016 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 2629345 791515 digits Aug 2018 Koichi Soraku; PSieve; srsieve; PrimeGrid; LLR
k: 1133
max n: 4.499.869
n = 1 4 digits
n = 61 22 digits
n = 301 94 digits
n = 1033 315 digits
n = 5677 1713 digits
n = 8437 2543 digits 1993 Harvey Dubner; Dubner Cruncher
n = 2599345 782484 digits Jul 2018 Lucia White; PSieve; srsieve; PrimeGrid; LLR
n = 2731993 822415 digits Jun 2019 Hazel Victoria Campbell; PSieve; srsieve; PrimeGrid; LLR
k: 1135
max n: 4.499.970
n = 36 14 digits
n = 50 19 digits
n = 176 57 digits
n = 492 152 digits
n = 7160 2159 digits 1993 Harvey Dubner; Dubner Cruncher
n = 15570 4691 digits Feb 1998 Charles F. Kerchner III; Proth
n = 30372 9146 digits Mar 1999 Tadashi Taura; Proth
n = 162588 48947 digits
n = 366936 110462 digits Dec 2006 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 405098 121950 digits Jun 2007 Peter Benson; FermFact; LLR
n = 692420 208443 digits Nov 2009 Martin Siegrist; srsieve; PrimeGrid; LLR
n = 1434722 431898 digits Jan 2012 Mike Ingram; PSieve; srsieve; PrimeGrid; LLR
n = 2369808 713387 digits Jul 2016 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 3510890 1056887 digits Apr 2018 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
k: 1137
max n: 4.499.960
n = 2 4 digits
n = 20 10 digits
n = 27 12 digits
n = 30 13 digits
n = 38 15 digits
n = 42 16 digits
n = 102 34 digits
n = 134 44 digits
n = 152 49 digits
n = 212 67 digits
n = 230 73 digits
n = 267 84 digits
n = 270 85 digits
n = 459 142 digits
n = 506 156 digits
n = 608 187 digits
n = 654 200 digits
n = 936 285 digits
n = 1188 361 digits
n = 1614 489 digits
n = 2022 612 digits
n = 2196 665 digits
n = 2366 716 digits
n = 2619 792 digits
n = 2630 795 digits
n = 4742 1431 digits
n = 4746 1432 digits
n = 5558 1677 digits
n = 8168 2462 digits 1993 Harvey Dubner; Dubner Cruncher
n = 10970 3306 digits
n = 11130 3354 digits May 1996 Patrick Demichel
n = 17646 5316 digits Jun 1998 Ray Ballinger; Proth
n = 24662 7428 digits Sep 1998 Tadashi Taura; Proth
n = 40634 12236 digits
n = 59328 17863 digits
n = 79616 23970 digits
n = 411627 123916 digits Jul 2007 Peter Benson; FermFact; LLR
n = 462306 139172 digits Dec 2008 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 463202 139441 digits Dec 2008 Sven Stockmann; srsieve; PrimeGrid; LLR
n = 522714 157356 digits Feb 2009 Dr. James Scott Brown; srsieve; PrimeGrid; LLR
n = 583778 175738 digits Mar 2009 Bianca Wagner; srsieve; PrimeGrid; LLR
n = 609642 183524 digits Mar 2009 Bruce Valk; srsieve; PrimeGrid; LLR
n = 695346 209324 digits Dec 2009 Gerrit Slomma; srsieve; PrimeGrid; LLR
n = 727326 218950 digits Mar 2010 Anonymous; srsieve; PrimeGrid; LLR
n = 1501715 452065 digits Oct 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1954730 588436 digits Dec 2013 Bartosz Bryniarski; PSieve; srsieve; PrimeGrid; LLR
n = 2221062 668610 digits Dec 2015 Davide Oddone; PSieve; srsieve; PrimeGrid; LLR
k: 1139
max n: 4.499.995
n = 9 6 digits
n = 13 7 digits
n = 91 31 digits
n = 331 103 digits
n = 529 163 digits
n = 2641 799 digits
n = 29169 8784 digits Sep 1998 Tadashi Taura; Proth
n = 190753 57426 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 630055 189669 digits Apr 2009 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 1450029 436506 digits Jan 2012 Lars Wallin; PSieve; srsieve; PrimeGrid; LLR
n = 2115949 636968 digits Jun 2014 Paulo Silva; PSieve; srsieve; PrimeGrid; LLR
n = 3079783 927111 digits Aug 2021 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1141
max n: 4.499.944
n = 4 5 digits
n = 88 30 digits
n = 144 47 digits
n = 196 63 digits
n = 268 84 digits
n = 2104 637 digits
n = 27876 8395 digits Sep 1998 Tadashi Taura; Proth
n = 32904 9909 digits
n = 37188 11198 digits
n = 67984 20469 digits
n = 114816 34567 digits
n = 169116 50913 digits
n = 570348 171695 digits Mar 2009 Senji Yamashita; srsieve; PrimeGrid; LLR
k: 1143
max n: 4.499.972
n = 1 4 digits
n = 4 5 digits
n = 9 6 digits
n = 17 9 digits
n = 25 11 digits
n = 46 17 digits
n = 94 32 digits
n = 126 41 digits
n = 222 70 digits
n = 334 104 digits
n = 397 123 digits
n = 557 171 digits
n = 877 268 digits
n = 964 294 digits
n = 976 297 digits
n = 1086 330 digits
n = 1109 337 digits
n = 1374 417 digits
n = 1612 489 digits
n = 2557 773 digits
n = 3009 909 digits
n = 10397 3133 digits
n = 12305 3708 digits
n = 57757 17390 digits
n = 62966 18958 digits
n = 65702 19782 digits
n = 68854 20731 digits Aug 2000 James Carpenter; Proth
n = 151709 45673 digits
n = 167909 50549 digits
n = 188072 56619 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 337054 101467 digits Jan 2006 John Metcalf; NewPGen; LLR
n = 569557 171457 digits Mar 2009 Brock Reiter; srsieve; PrimeGrid; LLR
n = 573894 172763 digits Mar 2009 Dale Laluk; srsieve; PrimeGrid; LLR
n = 1074982 323605 digits Sep 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1813125 545809 digits Nov 2013 Marshall Bishop; PSieve; srsieve; PrimeGrid; OpenPFGW; LLR
n = 3602429 1084443 digits Feb 2019 Bob Calvin; PSieve; srsieve; PrimeGrid; LLR
n = 4297937 1293812 digits Feb 2026 Glenn Hall; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1145
max n: 4.499.991
n = 3 4 digits
n = 13 7 digits
n = 23 10 digits
n = 33 13 digits
n = 51 19 digits
n = 151 49 digits
n = 183 59 digits
n = 213 68 digits
n = 557 171 digits
n = 761 233 digits
n = 1291 392 digits
n = 2707 818 digits
n = 2923 883 digits
n = 3437 1038 digits
n = 4423 1335 digits
n = 5641 1702 digits
n = 5871 1771 digits
n = 12621 3803 digits
n = 15357 4626 digits Feb 1998 Charles F. Kerchner III; Proth
n = 16613 5005 digits May 1997 Steffen Polster; Proth
n = 29471 8875 digits Sep 1998 Tadashi Taura; Proth
n = 50343 15158 digits May 1998 David Hanson; Proth
n = 78501 23635 digits
n = 172053 51797 digits Jun 2003 Anton Oleynick; Proth
n = 229417 69065 digits Jun 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 386303 116292 digits Mar 2007 Peter Benson; FermFact; LLR
n = 616423 185565 digits Apr 2009 Wolfgang Schönrogge; srsieve; PrimeGrid; LLR
n = 653963 196866 digits May 2009 Tim Rickard; srsieve; PrimeGrid; LLR
n = 960321 289089 digits Jun 2011 Stefan Schmitt; PSieve; srsieve; PrimeGrid; LLR
n = 2130307 641290 digits Jul 2014 John Taylor; PSieve; srsieve; PrimeGrid; LLR
n = 3778331 1137395 digits Oct 2025 Michael Becker; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1147
max n: 4.499.878
n = 4 5 digits
n = 8 6 digits
n = 16 8 digits
n = 28 12 digits
n = 70 25 digits
n = 76 26 digits
n = 88 30 digits
n = 118 39 digits
n = 478 147 digits
n = 896 273 digits
n = 1748 530 digits
n = 1924 583 digits
n = 4786 1444 digits
n = 5662 1708 digits
n = 12088 3642 digits
n = 12304 3707 digits
n = 22628 6815 digits
n = 70162 21124 digits
n = 80422 24213 digits
n = 105536 31773 digits Nov 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 116524 35081 digits
n = 132452 39876 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 313390 94343 digits Feb 2006 Peter Benson; FermFact; LLR
n = 373604 112470 digits Jan 2007 Peter Benson; FermFact; LLR
n = 381064 114715 digits Feb 2007 Peter Benson; FermFact; LLR
n = 598616 180205 digits Mar 2009 Dale Laluk; srsieve; PrimeGrid; LLR
n = 799726 240745 digits Feb 2011 Gus Obermeyer; PSieve; srsieve; PrimeGrid; LLR
n = 1237642 372571 digits Nov 2011 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1593256 479621 digits Nov 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1978390 595558 digits Dec 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 3435970 1034334 digits Oct 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 4136176 1245117 digits Feb 2026 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1149
max n: 4.499.907
n = 2 4 digits
n = 7 6 digits
n = 14 8 digits
n = 26 11 digits
n = 34 14 digits
n = 82 28 digits
n = 98 33 digits
n = 166 54 digits
n = 262 82 digits
n = 263 83 digits
n = 389 121 digits
n = 538 166 digits
n = 702 215 digits
n = 823 251 digits
n = 1697 514 digits
n = 1838 557 digits
n = 1995 604 digits
n = 3283 992 digits
n = 14338 4320 digits Feb 1998 Ray Ballinger; Proth
n = 36743 11064 digits Oct 1998 Tadashi Taura; Proth
n = 95199 28661 digits
n = 99034 29816 digits
n = 136214 41008 digits
n = 157598 47445 digits
n = 161738 48692 digits
n = 173515 52237 digits Nov 2003 Anton Oleynick; Proth
n = 192166 57851 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 219654 66126 digits May 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 358385 107888 digits Oct 2006 Peter Benson; FermFact; LLR
n = 370878 111649 digits Dec 2006 Peter Benson; FermFact; LLR
n = 784805 236253 digits Mar 2010 James P. Burt; srsieve; PrimeGrid; LLR
n = 1141946 343764 digits Oct 2011 Jason Schofield; PSieve; srsieve; PrimeGrid; LLR
n = 1957223 589186 digits Dec 2013 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 2336638 703402 digits May 2016 Alejandro V. Mena; PSieve; srsieve; PrimeGrid; LLR
n = 2593359 780682 digits Jun 2018 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 2839622 854815 digits Feb 2020 Phil Lachance; PSieve; srsieve; PrimeGrid; LLR
n = 3087514 929438 digits Sep 2021 Andreas H. Mahnken; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3481694 1048098 digits Feb 2018 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
k: 1151
max n: 4.499.975
n = 3 4 digits
n = 5 5 digits
n = 11 7 digits
n = 17 9 digits
n = 27 12 digits
n = 29 12 digits
n = 45 17 digits
n = 53 20 digits
n = 83 29 digits
n = 89 30 digits
n = 119 39 digits
n = 167 54 digits
n = 219 69 digits
n = 243 77 digits
n = 489 151 digits
n = 495 153 digits
n = 941 287 digits
n = 1071 326 digits
n = 1589 482 digits
n = 1751 531 digits
n = 4271 1289 digits
n = 9611 2897 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9633 2903 digits 1993 Harvey Dubner; Dubner Cruncher
n = 14021 4224 digits Feb 1998 Ray Ballinger; Proth
n = 22205 6688 digits
n = 29871 8996 digits Sep 1998 Tadashi Taura; Proth
n = 96749 29128 digits
n = 97781 29439 digits
n = 137885 41511 digits
n = 156213 47028 digits
n = 199829 60158 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 367883 110747 digits Dec 2006 Peter Benson; FermFact; LLR
n = 558549 168144 digits Feb 2009 Mike Parker; srsieve; PrimeGrid; LLR
n = 581961 175191 digits Mar 2009 Tim Rickard; srsieve; PrimeGrid; LLR
n = 852707 256694 digits Apr 2011 Mark W. Patton; PSieve; srsieve; PrimeGrid; LLR
n = 1011729 304564 digits Mar 2011 Dmitry Domanov; PSieve; srsieve; PrimeGrid; LLR
n = 1018847 306707 digits May 2011 Konstantin Manz; PSieve; srsieve; PrimeGrid; LLR
n = 1215135 365796 digits Nov 2011 Michael Perry; PSieve; srsieve; PrimeGrid; LLR
n = 1390169 418486 digits Jan 2012 James P. Burt; PSieve; srsieve; PrimeGrid; LLR
n = 1726187 519638 digits Jan 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 2265761 682066 digits Feb 2016 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
k: 1153
max n: 4.499.904
n = 18 9 digits
n = 84 29 digits
n = 480 148 digits
n = 532 164 digits
n = 2538 768 digits
n = 2724 824 digits
n = 3448 1042 digits
n = 4698 1418 digits
n = 9120 2749 digits 1993 Harvey Dubner; Dubner Cruncher
n = 13314 4011 digits
n = 14670 4420 digits Feb 1998 Ray Ballinger; Proth
n = 14712 4432 digits Feb 1998 Ray Ballinger; Proth
n = 14812 4462 digits Feb 1998 Ray Ballinger; Proth
n = 18198 5482 digits Oct 1996 Patrick Demichel
n = 93402 28120 digits
n = 332344 100049 digits May 2006 Peter Benson; FermFact; LLR
n = 618328 186139 digits Apr 2009 Adam Ferralli; srsieve; PrimeGrid; LLR
n = 1105252 332718 digits Sep 2011 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1287198 387489 digits Nov 2011 Sofia Suchomsky; PSieve; srsieve; PrimeGrid; LLR
k: 1155
max n: 4.499.969
n = 1 4 digits
n = 2 4 digits
n = 3 4 digits
n = 4 5 digits
n = 17 9 digits
n = 18 9 digits
n = 19 9 digits
n = 20 10 digits
n = 22 10 digits
n = 26 11 digits
n = 31 13 digits
n = 57 21 digits
n = 61 22 digits
n = 68 24 digits
n = 69 24 digits
n = 79 27 digits
n = 84 29 digits
n = 110 37 digits
n = 140 46 digits
n = 172 55 digits
n = 193 62 digits
n = 249 79 digits
n = 345 107 digits
n = 380 118 digits
n = 399 124 digits
n = 433 134 digits
n = 470 145 digits
n = 475 147 digits
n = 649 199 digits
n = 751 230 digits
n = 796 243 digits
n = 869 265 digits
n = 1057 322 digits
n = 1233 375 digits
n = 1585 481 digits
n = 1646 499 digits
n = 1998 605 digits
n = 2868 867 digits
n = 3555 1074 digits May 1996 Patrick Demichel
n = 3913 1181 digits
n = 5745 1733 digits 1993 Jeffrey Young
n = 5979 1803 digits 1993 Jeffrey Young
n = 6477 1953 digits 1993 Jeffrey Young
n = 7037 2122 digits 1993 Jeffrey Young
n = 7849 2366 digits 1993 Jeffrey Young
n = 9644 2907 digits 1993 Jeffrey Young
n = 12049 3631 digits May 1993 Jeffrey Young
n = 12420 3742 digits May 1993 Jeffrey Young
n = 17703 5333 digits May 1993 Jeffrey Young
n = 19647 5918 digits May 1993 Jeffrey Young
n = 23801 7168 digits Oct 1993 Jeffrey Young
n = 26741 8053 digits Oct 1993 Jeffrey Young
n = 34713 10453 digits
n = 44177 13302 digits
n = 49953 15041 digits
n = 50337 15157 digits May 1998 David Hanson; Proth
n = 53017 15963 digits
n = 56575 17034 digits
n = 62046 18681 digits
n = 67179 20226 digits
n = 76995 23181 digits
n = 95799 28842 digits Aug 2001 Hans Overmann; Proth
n = 118371 35637 digits Mar 2002 Hans Overmann; Proth
n = 119774 36059 digits Apr 2002 Hans Overmann; Proth
n = 145829 43902 digits Jan 2003 Hans Overmann; Proth
n = 169610 51061 digits Sep 2002 Marcin Lipinski; Proth
n = 175639 52876 digits Feb 2004 Anton Oleynick; Proth
n = 175915 52959 digits Feb 2004 Anton Oleynick; Proth
n = 195429 58834 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 219553 66096 digits May 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 251023 75569 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 331981 99940 digits May 2006 Peter Benson; FermFact; LLR
n = 389161 117153 digits Mar 2007 Peter Benson; FermFact; LLR
n = 468090 140913 digits Dec 2008 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 558534 168139 digits Jul 2008 Chris Siegert; LLR
n = 616925 185716 digits Oct 2008 Chris Siegert; LLR
n = 695822 209467 digits Mar 2009 Chris Siegert; LLR
n = 948901 285651 digits Jun 2011 Bob Hurd; PSieve; srsieve; PrimeGrid; LLR
n = 971743 292527 digits Jun 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1005098 302568 digits Feb 2011 Matthew Bower; PSieve; srsieve; PrimeGrid; LLR
n = 1273521 383372 digits Nov 2011 Tetsuya Watanabe; PSieve; srsieve; PrimeGrid; LLR
n = 1352821 407243 digits Jan 2012 Ryo Takeda; PSieve; srsieve; PrimeGrid; LLR
n = 1486428 447463 digits Feb 2012 John Fitch; PSieve; srsieve; PrimeGrid; LLR
n = 2019244 607857 digits May 2014 Daniele Sala; PSieve; srsieve; PrimeGrid; LLR
n = 3446253 1037429 digits Nov 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 3455254 1040139 digits Dec 2017 Josh Closs; PSieve; srsieve; PrimeGrid; LLR
k: 1157
max n: 4.499.867
n = 3 4 digits
n = 11 7 digits
n = 127 42 digits
n = 267 84 digits
n = 423 131 digits
n = 903 275 digits
n = 1159 352 digits
n = 1207 367 digits
n = 2983 902 digits
n = 4047 1222 digits
n = 9579 2887 digits 1993 Harvey Dubner; Dubner Cruncher
n = 18243 5495 digits Jul 1998 Ray Ballinger; Proth
n = 53831 16208 digits
n = 192531 57961 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 225247 67810 digits May 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 1350311 406488 digits Jan 2012 Kevin Lannigan; PSieve; srsieve; PrimeGrid; LLR
k: 1159
max n: 4.499.994
n = 2 4 digits
n = 6 5 digits
n = 22 10 digits
n = 30 13 digits
n = 34 14 digits
n = 74 26 digits
n = 102 34 digits
n = 118 39 digits
n = 126 41 digits
n = 310 97 digits
n = 394 122 digits
n = 770 235 digits
n = 1522 462 digits
n = 4266 1288 digits
n = 7698 2321 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8770 2644 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9074 2735 digits 1993 Harvey Dubner; Dubner Cruncher
n = 15382 4634 digits Feb 1998 Charles F. Kerchner III; Proth
n = 19794 5962 digits
n = 24298 7318 digits Sep 1998 Tadashi Taura; Proth
n = 24450 7364 digits Sep 1998 Tadashi Taura; Proth
n = 25686 7736 digits Sep 1998 Tadashi Taura; Proth
n = 52646 15852 digits
n = 61250 18442 digits
n = 65622 19758 digits
n = 107734 32435 digits
n = 163842 49325 digits
n = 180194 54247 digits
n = 181094 54518 digits
n = 236598 71227 digits Jun 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 366566 110351 digits Dec 2006 Peter Benson; FermFact; LLR
n = 1033794 311207 digits Sep 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1227650 369563 digits Nov 2011 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1719862 517734 digits Jan 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1968190 592488 digits Dec 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 3501490 1054057 digits Mar 2018 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 3543702 1066764 digits Aug 2018 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 4179814 1258253 digits Feb 2026 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1161
max n: 4.499.953
n = 7 6 digits
n = 11 7 digits
n = 17 9 digits
n = 19 9 digits
n = 95 32 digits
n = 97 33 digits
n = 145 47 digits
n = 233 74 digits
n = 341 106 digits
n = 379 118 digits
n = 644 197 digits
n = 767 234 digits
n = 1193 363 digits
n = 1261 383 digits
n = 2612 790 digits
n = 3008 909 digits
n = 3107 939 digits
n = 3907 1180 digits
n = 4531 1368 digits
n = 5815 1754 digits
n = 7783 2346 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9607 2896 digits 1993 Harvey Dubner; Dubner Cruncher
n = 10555 3181 digits
n = 11323 3412 digits May 1996 Patrick Demichel
n = 15347 4623 digits Feb 1998 Charles F. Kerchner III; Proth
n = 15655 4716 digits Feb 1998 Charles F. Kerchner III; Proth
n = 31789 9573 digits Jul 1998 Tadashi Taura; Proth
n = 74291 22367 digits
n = 88025 26502 digits
n = 93967 28290 digits
n = 119245 35900 digits
n = 136363 41053 digits Mar 2003 John Metcalf; Proth
n = 174851 52639 digits Feb 2004 Anton Oleynick; Proth
n = 182153 54837 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 191107 57533 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 240409 72374 digits Jun 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 287771 86631 digits Feb 2006 Peter Benson; NewPGen; LLR
n = 497617 149801 digits Jan 2009 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 655507 197331 digits Jun 2009 Alan J Hidy; srsieve; PrimeGrid; LLR
n = 662947 199570 digits Aug 2009 Steven Bielecki; srsieve; PrimeGrid; LLR
n = 690985 208011 digits Nov 2009 Bret Naylor; srsieve; PrimeGrid; LLR
n = 1818637 547468 digits Nov 2013 Matthew Bouch; PSieve; srsieve; PrimeGrid; LLR
n = 1863637 561014 digits Nov 2013 Jedidiah OBrien; PSieve; srsieve; PrimeGrid; LLR
k: 1163
max n: 4.499.913
n = 5 5 digits
n = 29 12 digits
n = 89 30 digits
n = 1029 313 digits
n = 6969 2101 digits 1993 Harvey Dubner; Dubner Cruncher
n = 10437 3145 digits
n = 35925 10818 digits
n = 154733 46583 digits
n = 377513 113646 digits Feb 2007 Peter Benson; FermFact; LLR
n = 401325 120814 digits May 2007 Peter Benson; FermFact; LLR
n = 848657 255475 digits Apr 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 987393 297238 digits Jun 2011 Steven F. Bohl; PSieve; srsieve; PrimeGrid; LLR
n = 3707397 1116041 digits Sep 2025 Tom Greer; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1165
max n: 4.499.982
n = 6 5 digits
n = 12 7 digits
n = 38 15 digits
n = 218 69 digits
n = 282 88 digits
n = 434 134 digits
n = 462 143 digits
n = 474 146 digits
n = 614 188 digits
n = 654 200 digits
n = 1478 448 digits
n = 2298 695 digits
n = 3252 983 digits
n = 14058 4235 digits Feb 1998 Ray Ballinger; Proth
n = 16434 4951 digits Mar 1998 Charles F. Kerchner III; Proth
n = 18944 5706 digits
n = 63858 19227 digits
n = 150266 45238 digits
n = 360702 108586 digits Oct 2006 Peter Benson; FermFact; LLR
n = 704772 212161 digits Feb 2010 Pietari Snow; srsieve; PrimeGrid; LLR
n = 1193202 359193 digits Oct 2011 Samy Bourghol; PSieve; srsieve; PrimeGrid; LLR
n = 3060228 921224 digits Jun 2021 Patrick Leitch; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3207702 965618 digits Mar 2022 Stefan Larsson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 4276638 1287400 digits Feb 2026 Brandon Lee; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1167
max n: 4.499.968
n = 3 4 digits
n = 7 6 digits
n = 12 7 digits
n = 16 8 digits
n = 19 9 digits
n = 34 14 digits
n = 48 18 digits
n = 102 34 digits
n = 106 35 digits
n = 154 50 digits
n = 163 53 digits
n = 298 93 digits
n = 352 110 digits
n = 399 124 digits
n = 412 128 digits
n = 727 222 digits
n = 822 251 digits
n = 1006 306 digits
n = 4900 1479 digits
n = 10180 3068 digits
n = 13714 4132 digits Feb 1998 Ray Ballinger; Proth
n = 22843 6880 digits 1996 Patrick Demichel
n = 73491 22127 digits
n = 88752 26721 digits
n = 111214 33482 digits
n = 159844 48121 digits
n = 187444 56430 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 206176 62069 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 239470 72091 digits Jun 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 243904 73426 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 430072 129468 digits Nov 2007 Peter Benson; FermFact; LLR
n = 545551 164231 digits Feb 2009 Wolfgang Schönrogge; srsieve; PrimeGrid; LLR
n = 711688 214243 digits Feb 2010 Welly Lukito Margono; srsieve; PrimeGrid; LLR
n = 716083 215566 digits Feb 2010 Tim Ranch; srsieve; PrimeGrid; LLR
n = 1579018 475335 digits Nov 2012 Michał Gasewicz; PSieve; srsieve; PrimeGrid; LLR
n = 3399748 1023430 digits May 2017 Eric Eskam; PSieve; srsieve; PrimeGrid; LLR
n = 3832603 1153732 digits Oct 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1169
max n: 4.499.981
n = 1 4 digits
n = 5 5 digits
n = 15 8 digits
n = 19 9 digits
n = 21 10 digits
n = 25 11 digits
n = 29 12 digits
n = 41 16 digits
n = 45 17 digits
n = 85 29 digits
n = 133 44 digits
n = 169 54 digits
n = 189 60 digits
n = 223 71 digits
n = 293 92 digits
n = 345 107 digits
n = 363 113 digits
n = 409 127 digits
n = 459 142 digits
n = 575 177 digits
n = 1349 410 digits
n = 1379 419 digits
n = 3585 1083 digits
n = 3843 1160 digits
n = 5075 1531 digits
n = 5213 1573 digits
n = 6399 1930 digits
n = 22663 6826 digits
n = 24675 7431 digits Sep 1998 Tadashi Taura; Proth
n = 39625 11932 digits
n = 48635 14644 digits
n = 54185 16315 digits
n = 69423 20902 digits
n = 94513 28455 digits
n = 192581 57976 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 200735 60431 digits Apr 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 285881 86062 digits Jan 2006 Peter Benson; NewPGen; LLR
n = 527225 158714 digits Feb 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 815479 245487 digits Feb 2011 Sylvain Grandbois; PSieve; srsieve; PrimeGrid; LLR
n = 1344265 404668 digits Jan 2012 Tom Pepper; PSieve; srsieve; PrimeGrid; LLR
n = 1387289 417619 digits Jan 2012 Torsten Harris; PSieve; srsieve; PrimeGrid; LLR
n = 1423969 428661 digits Jan 2012 Marco Plentner; PSieve; srsieve; PrimeGrid; LLR
n = 1515073 456086 digits Oct 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 3698399 1113333 digits Sep 2025 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1171
max n: 4.499.960
n = 8 6 digits
n = 60 22 digits
n = 128 42 digits
n = 680 208 digits
n = 1500 455 digits
n = 5316 1604 digits
n = 20328 6123 digits Oct 1996 Patrick Demichel
n = 50688 15262 digits
n = 315740 95051 digits Feb 2006 Peter Benson; FermFact; LLR
n = 496188 149371 digits Jan 2009 Lukas Hron; srsieve; PrimeGrid; LLR
n = 556200 167436 digits Feb 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 862136 259532 digits May 2011 Kingsley Jarrett; PSieve; srsieve; PrimeGrid; LLR
n = 1309048 394066 digits Jan 2012 Lila Dily; PSieve; srsieve; PrimeGrid; LLR
n = 2595736 781398 digits Jun 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2768112 833288 digits Jul 2019 Scott Cox; PSieve; srsieve; PrimeGrid; LLR
k: 1173
max n: 4.499.957
n = 1 4 digits
n = 5 5 digits
n = 9 6 digits
n = 10 7 digits
n = 25 11 digits
n = 37 15 digits
n = 69 24 digits
n = 97 33 digits
n = 109 36 digits
n = 120 40 digits
n = 142 46 digits
n = 189 60 digits
n = 217 69 digits
n = 544 167 digits
n = 550 169 digits
n = 573 176 digits
n = 605 186 digits
n = 701 215 digits
n = 797 243 digits
n = 2061 624 digits
n = 2304 697 digits
n = 2840 858 digits
n = 2944 890 digits
n = 3361 1015 digits
n = 4404 1329 digits
n = 8600 2592 digits 1993 Harvey Dubner; Dubner Cruncher
n = 13953 4204 digits
n = 14254 4294 digits Jul 1997 Tadashi Taura
n = 17049 5136 digits Feb 1998 Charles F. Kerchner III; Proth
n = 18393 5540 digits Oct 1996 Patrick Demichel
n = 18966 5713 digits
n = 22085 6652 digits 1996 Patrick Demichel
n = 38933 11724 digits
n = 46752 14077 digits
n = 55512 16714 digits Oct 1998 Tadashi Taura; Proth
n = 60561 18234 digits
n = 119446 35960 digits
n = 136317 41039 digits
n = 196680 59210 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 201690 60718 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 205974 62008 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 223434 67264 digits May 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 239110 71983 digits Jun 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 401317 120812 digits May 2007 Peter Benson; FermFact; LLR
n = 405733 122141 digits Jun 2007 Peter Benson; FermFact; LLR
n = 552630 166362 digits Feb 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 559444 168413 digits Mar 2009 Johnathan Chu; srsieve; PrimeGrid; LLR
n = 889533 267780 digits May 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 935482 281612 digits Jan 2011 Ruediger K. Eckhard; LLR
n = 1951169 587364 digits Dec 2013 HansJürgen Bergelt; PSieve; srsieve; PrimeGrid; LLR
n = 2012185 605732 digits Apr 2014 Charles Morton; PSieve; srsieve; PrimeGrid; LLR
n = 3223546 970388 digits Mar 2022 Stefan Larsson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1175
max n: 3.999.973
n = 1 4 digits
n = 7 6 digits
n = 53 20 digits
n = 73 26 digits
n = 97 33 digits
n = 433 134 digits
n = 601 184 digits
n = 623 191 digits
n = 821 251 digits
n = 1717 520 digits
n = 1901 576 digits
n = 1993 604 digits
n = 3143 950 digits
n = 6991 2108 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8575 2585 digits 1993 Harvey Dubner; Dubner Cruncher
n = 11207 3377 digits May 1996 Patrick Demichel
n = 12511 3770 digits
n = 13717 4133 digits Feb 1998 Ray Ballinger; Proth
n = 20261 6103 digits
n = 29951 9020 digits Sep 1998 Tadashi Taura; Proth
n = 73273 22061 digits
n = 401833 120967 digits May 2007 Peter Benson; FermFact; LLR
n = 562177 169236 digits Mar 2009 Tim Rickard; srsieve; PrimeGrid; LLR
n = 680791 204942 digits Oct 2009 Maurice Steikert; srsieve; PrimeGrid; LLR
n = 3627541 1092002 digits May 2019 Kai Ylijoki; PSieve; srsieve; PrimeGrid; LLR
n = 3653893 1099935 digits Sep 2025 Adrian Baker; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1177
max n: 3.999.908
n = 6 5 digits
n = 16 8 digits
n = 28 12 digits
n = 44 17 digits
n = 52 19 digits
n = 104 35 digits
n = 172 55 digits
n = 248 78 digits
n = 272 85 digits
n = 382 119 digits
n = 404 125 digits
n = 448 138 digits
n = 886 270 digits
n = 1644 498 digits
n = 2044 619 digits
n = 2888 873 digits
n = 3508 1060 digits
n = 4292 1296 digits
n = 4654 1405 digits
n = 4672 1410 digits
n = 9024 2720 digits 1993 Harvey Dubner; Dubner Cruncher
n = 115504 34774 digits
n = 167212 50339 digits
n = 355462 107008 digits Sep 2006 Peter Benson; FermFact; LLR
n = 575684 173302 digits Mar 2009 Dale Laluk; srsieve; PrimeGrid; LLR
n = 811384 244254 digits Feb 2011 Jason T. Gmoser; PSieve; srsieve; PrimeGrid; LLR
n = 955574 287660 digits Jun 2011 Reuben Gathright; PSieve; srsieve; PrimeGrid; LLR
n = 970588 292180 digits Jun 2011 Steven F. Bohl; PSieve; srsieve; PrimeGrid; LLR
n = 1110536 334308 digits Sep 2011 Ray Miller; PSieve; srsieve; PrimeGrid; LLR
n = 1859144 559662 digits Nov 2013 Jacques Haymoz; PSieve; srsieve; PrimeGrid; LLR
k: 1179
max n: 3.999.993
n = 3 4 digits
n = 11 7 digits
n = 17 9 digits
n = 21 10 digits
n = 23 10 digits
n = 26 11 digits
n = 30 13 digits
n = 39 15 digits
n = 41 16 digits
n = 47 18 digits
n = 51 19 digits
n = 59 21 digits
n = 93 32 digits
n = 110 37 digits
n = 111 37 digits
n = 122 40 digits
n = 131 43 digits
n = 141 46 digits
n = 150 49 digits
n = 161 52 digits
n = 179 57 digits
n = 185 59 digits
n = 510 157 digits
n = 630 193 digits
n = 738 226 digits
n = 810 247 digits
n = 1263 384 digits
n = 1325 402 digits
n = 1799 545 digits
n = 4235 1278 digits
n = 6189 1867 digits
n = 6477 1953 digits
n = 6567 1980 digits
n = 10469 3155 digits
n = 10979 3309 digits
n = 13619 4103 digits Feb 1998 Ray Ballinger; Proth
n = 17546 5285 digits Jun 1998 Ray Ballinger; Proth
n = 18723 5640 digits Oct 1996 Patrick Demichel
n = 27450 8267 digits Sep 1998 Tadashi Taura; Proth
n = 28038 8444 digits Sep 1998 Tadashi Taura; Proth
n = 34890 10507 digits
n = 35387 10656 digits Oct 1998 Tadashi Taura; Proth
n = 44085 13274 digits
n = 46451 13987 digits
n = 55031 16570 digits
n = 57095 17191 digits
n = 63281 19053 digits
n = 71345 21481 digits
n = 85011 25594 digits
n = 91479 27541 digits
n = 114521 34478 digits
n = 322578 97109 digits Aug 2005 Jaromir Muzik; Proth
n = 351305 105757 digits Aug 2005 Jaromir Muzik; Proth
n = 381435 114827 digits Aug 2005 Jaromir Muzik; Proth
n = 451610 135952 digits Aug 2005 Jaromir Muzik; Proth
n = 596423 179545 digits Mar 2006 Jaromir Muzik; Proth
n = 777347 234008 digits Feb 2010 Ian Dickinson; srsieve; PrimeGrid; LLR
n = 878762 264537 digits May 2011 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 918231 276419 digits Nov 2010 Ruediger K. Eckhard; LLR
n = 1115439 335784 digits Sep 2011 Christian Hauswald; PSieve; srsieve; PrimeGrid; LLR
n = 1591362 479051 digits Dec 2006 Jaromir Muzik; Proth
n = 1750847 527061 digits May 2009 Jaromir Muzik; Proth
n = 1938570 583571 digits Dec 2013 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 2158475 649769 digits Jul 2014 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2182691 657059 digits Aug 2014 Bart van Rooijen; PSieve; srsieve; PrimeGrid; LLR
n = 2189870 659220 digits Aug 2014 Michael R. McPherson; PSieve; srsieve; PrimeGrid; LLR
n = 2463746 741665 digits Mar 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 3534450 1063979 digits Jul 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 1181
max n: 3.999.915
n = 7 6 digits
n = 19 9 digits
n = 27 12 digits
n = 61 22 digits
n = 67 24 digits
n = 135 44 digits
n = 447 138 digits
n = 1107 337 digits
n = 1351 410 digits
n = 2247 680 digits
n = 6775 2043 digits Mar 1996 Patrick Demichel
n = 9789 2950 digits 1993 Harvey Dubner; Dubner Cruncher
n = 11875 3578 digits
n = 16419 4946 digits
n = 16861 5079 digits May 1996 Patrick Demichel
n = 31911 9610 digits Jul 1998 Tadashi Taura; Proth
n = 41451 12482 digits Apr 1999 Alfredo Cano; Proth
n = 45975 13843 digits
n = 60679 18270 digits Feb 1999 David Hanson; Proth
n = 148575 44729 digits
n = 946359 284886 digits Jun 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 969571 291874 digits Jun 2011 Steven F. Bohl; PSieve; srsieve; PrimeGrid; LLR
n = 1487725 447853 digits Feb 2012 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 2883981 868168 digits Aug 2020 Erik Veit; PSieve; srsieve; PrimeGrid; LLR
k: 1183
max n: 3.999.994
n = 2 4 digits
n = 10 7 digits
n = 12 7 digits
n = 14 8 digits
n = 24 11 digits
n = 42 16 digits
n = 44 17 digits
n = 58 21 digits
n = 80 28 digits
n = 90 31 digits
n = 112 37 digits
n = 154 50 digits
n = 240 76 digits
n = 348 108 digits
n = 352 110 digits
n = 364 113 digits
n = 370 115 digits
n = 410 127 digits
n = 424 131 digits
n = 440 136 digits
n = 530 163 digits
n = 548 169 digits
n = 852 260 digits
n = 1014 309 digits
n = 1428 433 digits
n = 1658 503 digits
n = 2014 610 digits
n = 2210 669 digits
n = 2362 715 digits
n = 2860 865 digits
n = 3442 1040 digits
n = 5852 1765 digits
n = 5984 1805 digits
n = 16222 4887 digits Feb 1998 Charles F. Kerchner III; Proth
n = 25834 7780 digits Sep 1998 Tadashi Taura; Proth
n = 32210 9700 digits
n = 44722 13466 digits
n = 67674 20375 digits
n = 74872 22542 digits
n = 85662 25790 digits
n = 97188 29260 digits
n = 106400 32033 digits
n = 160090 48195 digits
n = 173682 52287 digits Feb 2004 Anton Oleynick; Proth
n = 281770 84825 digits Jan 2006 Peter Benson; NewPGen; LLR
n = 374152 112635 digits Jan 2007 Peter Benson; FermFact; LLR
n = 538558 162126 digits Feb 2009 Dale Laluk; srsieve; PrimeGrid; LLR
n = 624042 187859 digits Apr 2009 Daniel Pedigo; srsieve; PrimeGrid; LLR
n = 678030 204111 digits Oct 2009 Oleg Garbarenko; srsieve; PrimeGrid; LLR
n = 3353058 1009375 digits Jan 2017 Michele T. Mazzucato; PSieve; srsieve; PrimeGrid; LLR
n = 3560584 1071846 digits Oct 2018 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 3601898 1084283 digits Feb 2019 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 3718480 1119378 digits Sep 2025 HyeongShin Kang; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1185
max n: 3.999.997
n = 1 4 digits
n = 7 6 digits
n = 8 6 digits
n = 9 6 digits
n = 14 8 digits
n = 19 9 digits
n = 25 11 digits
n = 35 14 digits
n = 44 17 digits
n = 60 22 digits
n = 64 23 digits
n = 80 28 digits
n = 84 29 digits
n = 99 33 digits
n = 103 35 digits
n = 133 44 digits
n = 343 107 digits
n = 359 112 digits
n = 620 190 digits
n = 621 191 digits
n = 766 234 digits
n = 817 250 digits
n = 968 295 digits
n = 980 299 digits
n = 1030 314 digits
n = 1079 328 digits
n = 1516 460 digits
n = 1520 461 digits
n = 1564 474 digits
n = 1635 496 digits
n = 1987 602 digits
n = 2245 679 digits
n = 2424 733 digits
n = 2855 863 digits
n = 3543 1070 digits
n = 3948 1192 digits
n = 4299 1298 digits
n = 6988 2107 digits 1993 Harvey Dubner; Dubner Cruncher
n = 7207 2173 digits 1993 Harvey Dubner; Dubner Cruncher
n = 7305 2203 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8596 2591 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8649 2607 digits 1993 Harvey Dubner; Dubner Cruncher
n = 12768 3847 digits
n = 14983 4514 digits Feb 1998 Ray Ballinger; Proth
n = 23620 7114 digits 1996 Patrick Demichel
n = 25323 7627 digits Jun 1998 Ray Ballinger; Proth
n = 26524 7988 digits Sep 1998 Tadashi Taura; Proth
n = 29101 8764 digits Sep 1998 Tadashi Taura; Proth
n = 48234 14523 digits
n = 48601 14634 digits
n = 141853 42706 digits
n = 148439 44688 digits
n = 184548 55558 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 188361 56706 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 206043 62029 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 266434 80208 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 276301 83178 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 399924 120393 digits May 2007 Peter Benson; FermFact; LLR
n = 436851 131509 digits Dec 2007 Peter Benson; FermFact; LLR
n = 453669 136572 digits Mar 2008 Peter Benson; FermFact; LLR
n = 473876 142654 digits Dec 2008 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 479344 144300 digits Dec 2008 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 489226 147275 digits Jan 2009 Robert M Weis; srsieve; PrimeGrid; LLR
n = 529444 159382 digits Feb 2009 Sascha Beat Dinkel; srsieve; PrimeGrid; LLR
n = 646586 194645 digits May 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 796834 239875 digits Feb 2011 Dmitry Domanov; PSieve; srsieve; PrimeGrid; LLR
n = 1041045 313389 digits Sep 2011 Heinz Ming; PSieve; srsieve; PrimeGrid; LLR
n = 1055908 317864 digits Sep 2011 Lukasz Piotrowski; PSieve; srsieve; PrimeGrid; LLR
n = 1273795 383454 digits Nov 2011 John Williams; PSieve; srsieve; PrimeGrid; LLR
n = 1301930 391924 digits Jan 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1478556 445093 digits Feb 2012 Gilles Ensink; PSieve; srsieve; PrimeGrid; LLR
n = 1553995 467803 digits Nov 2012 Toshiya Satoh; PSieve; srsieve; PrimeGrid; LLR
n = 1632895 491554 digits Dec 2012 Vidmantas Jurka; PSieve; srsieve; PrimeGrid; LLR
n = 2137344 643408 digits Jul 2014 Javi Jarne; PSieve; srsieve; PrimeGrid; LLR
n = 2306324 694276 digits Mar 2016 Mathieu Schaeffer; PSieve; srsieve; PrimeGrid; LLR
n = 2730620 822002 digits Jun 2019 Adam SchwartzLowe; PSieve; srsieve; PrimeGrid; LLR
n = 2964350 892362 digits Feb 2021 Tom Greer; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3574583 1076060 digits Dec 2018 Frederik Schiøler; PSieve; srsieve; PrimeGrid; LLR
n = 3987910 1200484 digits Dec 2025 Yifei Gao; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1187
max n: 3.999.863
n = 3 4 digits
n = 7 6 digits
n = 35 14 digits
n = 131 43 digits
n = 283 89 digits
n = 287 90 digits
n = 607 186 digits
n = 1551 470 digits
n = 23235 6998 digits
n = 51767 15587 digits
n = 90687 27303 digits
n = 325467 97979 digits Apr 2006 Peter Benson; FermFact; LLR
n = 720207 216807 digits Feb 2010 Joerg Steinmetz; srsieve; PrimeGrid; LLR
n = 1131403 340590 digits Oct 2011 Michael R. McPherson; PSieve; srsieve; PrimeGrid; LLR
n = 1785707 537555 digits Mar 2013 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
k: 1189
max n: 3.999.910
n = 10 7 digits
n = 26 11 digits
n = 74 26 digits
n = 86 29 digits
n = 118 39 digits
n = 154 50 digits
n = 302 94 digits
n = 1934 586 digits
n = 4270 1289 digits
n = 8254 2488 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9922 2990 digits 1993 Harvey Dubner; Dubner Cruncher
n = 14926 4497 digits Feb 1998 Ray Ballinger; Proth
n = 19130 5762 digits
n = 79582 23960 digits
n = 104542 31474 digits
n = 108130 32554 digits
n = 158446 47701 digits
n = 159238 47939 digits
n = 190966 57490 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 814610 245226 digits Feb 2011 Jim Wilkins; PSieve; srsieve; PrimeGrid; LLR
n = 986122 296856 digits Jun 2011 Michael Hatoum; PSieve; srsieve; PrimeGrid; LLR
n = 1282034 385934 digits Nov 2011 Malachi Metrock; PSieve; srsieve; PrimeGrid; LLR
n = 2916406 877929 digits Dec 2020 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3499042 1053320 digits Mar 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 3697618 1113098 digits Sep 2025 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1191
max n: 3.999.976
n = 1 4 digits
n = 5 5 digits
n = 8 6 digits
n = 16 8 digits
n = 32 13 digits
n = 48 18 digits
n = 59 21 digits
n = 61 22 digits
n = 93 32 digits
n = 133 44 digits
n = 176 57 digits
n = 240 76 digits
n = 253 80 digits
n = 415 129 digits
n = 443 137 digits
n = 488 150 digits
n = 513 158 digits
n = 568 175 digits
n = 635 195 digits
n = 656 201 digits
n = 739 226 digits
n = 781 239 digits
n = 1019 310 digits
n = 1080 329 digits
n = 1153 351 digits
n = 1248 379 digits
n = 1463 444 digits
n = 1999 605 digits
n = 2080 630 digits
n = 3011 910 digits
n = 3281 991 digits
n = 3521 1064 digits
n = 3895 1176 digits
n = 4848 1463 digits
n = 11639 3507 digits
n = 11696 3524 digits
n = 18200 5482 digits Jun 1998 Ray Ballinger; Proth
n = 18736 5644 digits
n = 28856 8690 digits Sep 1998 Tadashi Taura; Proth
n = 44560 13417 digits
n = 107759 32442 digits
n = 132919 40016 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 140128 42186 digits
n = 174141 52425 digits Mar 2004 Anton Oleynick; Proth
n = 253145 76208 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 264905 79748 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 323911 97511 digits Apr 2006 Peter Benson; FermFact; LLR
n = 535593 161233 digits Feb 2009 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 647253 194846 digits May 2009 Gerrit Slomma; srsieve; PrimeGrid; LLR
n = 732320 220454 digits Feb 2010 Frans Englund; srsieve; PrimeGrid; LLR
n = 943133 283915 digits May 2011 Bob Naas; PSieve; srsieve; PrimeGrid; LLR
n = 1171121 352546 digits Oct 2011 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 1586696 477647 digits Nov 2012 Pavel Pryazhentsev; PSieve; srsieve; PrimeGrid; LLR
n = 1686001 507540 digits Dec 2012 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 2849315 857733 digits Feb 2020 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
k: 1193
max n: 3.999.965
n = 5 5 digits
n = 9 6 digits
n = 29 12 digits
n = 33 14 digits
n = 137 45 digits
n = 149 48 digits
n = 185 59 digits
n = 6149 1855 digits
n = 7697 2321 digits 1993 Harvey Dubner; Dubner Cruncher
n = 9369 2824 digits 1993 Harvey Dubner; Dubner Cruncher
n = 30945 9319 digits Jul 1998 Ola Svallmark; Proth
n = 281297 84682 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 500589 150696 digits Oct 2008 Steven Harvey; FermFact; OpenPFGW
n = 1035269 311651 digits Sep 2011 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1430037 430488 digits Jan 2012 Ryszard Walczak; PSieve; srsieve; PrimeGrid; LLR
n = 1462209 440172 digits Jan 2012 Jan Harlass; PSieve; srsieve; PrimeGrid; LLR
n = 2559453 770476 digits Jan 2018 Karl Josef Tonner; PSieve; srsieve; PrimeGrid; LLR
k: 1195
max n: 3.999.982
n = 4 5 digits
n = 6 5 digits
n = 30 13 digits
n = 130 43 digits
n = 246 78 digits
n = 1360 413 digits
n = 2346 710 digits
n = 3282 992 digits
n = 6210 1873 digits
n = 8722 2629 digits 1993 Harvey Dubner; Dubner Cruncher
n = 11620 3502 digits
n = 22972 6919 digits
n = 29454 8870 digits Sep 1998 Tadashi Taura; Proth
n = 348234 104832 digits Aug 2005 Jaromir Muzik; Proth
n = 359550 108239 digits Aug 2005 Jaromir Muzik; Proth
n = 629754 189578 digits Apr 2009 Bryan Little; srsieve; PrimeGrid; LLR
n = 951834 286534 digits Jun 2011 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1720342 517878 digits Jan 2013 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
k: 1197
max n: 3.999.994
n = 2 4 digits
n = 10 7 digits
n = 12 7 digits
n = 15 8 digits
n = 16 8 digits
n = 22 10 digits
n = 23 11 digits
n = 26 11 digits
n = 31 13 digits
n = 34 14 digits
n = 36 14 digits
n = 40 16 digits
n = 52 19 digits
n = 64 23 digits
n = 70 25 digits
n = 72 25 digits
n = 98 33 digits
n = 106 35 digits
n = 131 43 digits
n = 206 66 digits
n = 232 73 digits
n = 256 81 digits
n = 364 113 digits
n = 376 117 digits
n = 506 156 digits
n = 574 176 digits
n = 588 181 digits
n = 818 250 digits
n = 1060 323 digits
n = 1204 366 digits
n = 1528 464 digits
n = 1571 476 digits
n = 2500 756 digits
n = 2751 832 digits
n = 3291 994 digits
n = 3452 1043 digits
n = 3480 1051 digits
n = 3556 1074 digits
n = 3698 1117 digits
n = 3855 1164 digits
n = 4020 1214 digits
n = 5918 1785 digits
n = 10552 3180 digits
n = 12980 3911 digits
n = 16340 4922 digits Feb 1998 Charles F. Kerchner III; Proth
n = 20183 6079 digits Oct 1996 Patrick Demichel
n = 42778 12881 digits Oct 1998 Tadashi Taura; Proth
n = 58444 17597 digits
n = 58840 17716 digits Oct 1998 Tadashi Taura; Proth
n = 87958 26482 digits
n = 190838 57452 digits Mar 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 199092 59936 digits Apr 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 343384 103372 digits Aug 2005 Jaromir Muzik; Proth
n = 347494 104610 digits Aug 2005 Jaromir Muzik; Proth
n = 352752 106193 digits Sep 2005 Jaromir Muzik; Proth
n = 474764 142922 digits Apr 2007 Jaromir Muzik; Proth
n = 718274 216226 digits Feb 2010 Bradley D. Nicholas; srsieve; PrimeGrid; LLR
n = 729794 219693 digits Feb 2010 Rene Zaoral; srsieve; PrimeGrid; LLR
n = 1263698 380415 digits Nov 2011 Konstantin Manz; PSieve; srsieve; PrimeGrid; LLR
n = 1340338 403486 digits Jan 2012 Philipp Bliedung; PSieve; srsieve; PrimeGrid; LLR
n = 1587140 477780 digits Nov 2012 Konstantin Stanko; PSieve; srsieve; PrimeGrid; LLR
n = 1811852 545425 digits Nov 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 3111838 936760 digits Oct 2021 Stefan Larsson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1199
max n: 3.999.991
n = 1 4 digits
n = 9 6 digits
n = 11 7 digits
n = 25 11 digits
n = 27 12 digits
n = 35 14 digits
n = 57 21 digits
n = 83 29 digits
n = 161 52 digits
n = 443 137 digits
n = 457 141 digits
n = 553 170 digits
n = 1675 508 digits
n = 2289 693 digits
n = 2755 833 digits
n = 3521 1064 digits
n = 6547 1974 digits
n = 6697 2020 digits Mar 1996 Patrick Demichel
n = 7379 2225 digits 1993 Harvey Dubner; Dubner Cruncher
n = 8153 2458 digits 1993 Harvey Dubner; Dubner Cruncher
n = 11819 3561 digits
n = 12433 3746 digits
n = 12521 3773 digits
n = 13103 3948 digits
n = 44201 13309 digits
n = 46627 14040 digits
n = 47607 14335 digits
n = 63987 19266 digits
n = 132313 39834 digits Aug 2001 Jim Fougeron; FermFact; OpenPFGW
n = 471687 141996 digits Dec 2008 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 901689 271439 digits Feb 2011 Ruediger K. Eckhard; Proth
n = 1088471 327666 digits Sep 2011 Jianwen Ling; PSieve; srsieve; PrimeGrid; LLR
n = 1150327 346287 digits Oct 2011 Gergely Papp; PSieve; srsieve; PrimeGrid; LLR
n = 1548171 466049 digits Nov 2012 Yuki Yoshigoe; PSieve; srsieve; PrimeGrid; LLR
n = 1874495 564283 digits Nov 2013 Thomas Melzer; PSieve; srsieve; PrimeGrid; LLR
n = 2244631 675705 digits Jan 2016 Erik Veit; PSieve; srsieve; PrimeGrid; LLR
k: 1201
max n: 2.372.959
n = 960 293 digits
n = 1036 315 digits
n = 17916 5397 digits Mar 1998 Ray Ballinger; Proth
n = 49240 14826 digits
n = 111016 33423 digits
n = 116340 35025 digits
n = 299816 90257 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 312136 93966 digits Feb 2006 Peter Benson; FermFact; LLR
n = 332076 99968 digits May 2006 Peter Benson; FermFact; LLR
n = 1796548 540818 digits Jan 2024 Jan Peter Fischer; PPSE; PrimeGrid
k: 1203
max n: 2.372.833
n = 2 4 digits
n = 4 5 digits
n = 8 6 digits
n = 10 7 digits
n = 20 10 digits
n = 26 11 digits
n = 32 13 digits
n = 61 22 digits
n = 104 35 digits
n = 164 53 digits
n = 289 91 digits
n = 292 91 digits
n = 296 93 digits
n = 320 100 digits
n = 389 121 digits
n = 400 124 digits
n = 416 129 digits
n = 428 132 digits
n = 452 140 digits
n = 485 150 digits
n = 577 177 digits
n = 637 195 digits
n = 1441 437 digits
n = 2189 663 digits
n = 3100 937 digits
n = 4258 1285 digits
n = 5116 1544 digits
n = 7669 2312 digits May 1996 Patrick Demichel
n = 47441 14285 digits
n = 72602 21859 digits
n = 91792 27636 digits
n = 277580 83563 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 564685 169991 digits Oct 2010 Patrick Schöfer; PSieve; srsieve; PrimeGrid; LLR
n = 824594 248231 digits Apr 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 891644 268415 digits Jun 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1287200 387489 digits Jul 2014 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1319929 397342 digits Jan 2015 Stefan Wakolbinger; PSieve; srsieve; PrimeGrid; LLR
n = 1921021 578289 digits Feb 2024 Sascha Beat Dinkel; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1205
max n: 2.372.624
n = 1 4 digits
n = 5 5 digits
n = 9 6 digits
n = 25 11 digits
n = 27 12 digits
n = 29 12 digits
n = 107 36 digits
n = 115 38 digits
n = 257 81 digits
n = 341 106 digits
n = 961 293 digits
n = 2701 817 digits
n = 2771 838 digits
n = 3205 968 digits
n = 4419 1334 digits
n = 4705 1420 digits
n = 5277 1592 digits
n = 6459 1948 digits
n = 16165 4870 digits Mar 1998 Ray Ballinger; Proth
n = 18315 5517 digits Mar 1998 Ray Ballinger; Proth
n = 32577 9810 digits
n = 54779 16494 digits
n = 81107 24419 digits
n = 101529 30567 digits Dec 2002 Payam Samidoost; Proth
n = 138465 41686 digits
n = 152115 45795 digits
n = 288457 86838 digits Nov 2005 Peter Benson; NewPGen; LLR
n = 302251 90990 digits Dec 2005 Peter Benson; FermFact; LLR
n = 314155 94574 digits Feb 2006 Peter Benson; FermFact; LLR
n = 707709 213045 digits Sep 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1847947 556291 digits Jan 2024 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1207
max n: 2.373.365
n = 6 5 digits
n = 36 14 digits
n = 50 19 digits
n = 138 45 digits
n = 218 69 digits
n = 288 90 digits
n = 350 109 digits
n = 2016 610 digits
n = 6068 1830 digits
n = 132728 39959 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 410108 123458 digits Nov 2005 Dr. James Scott Brown; PPSE; PrimeGrid
n = 765848 230547 digits Dec 2011 Harmen Bangma; PSieve; srsieve; PrimeGrid; LLR
n = 1208688 363855 digits Nov 2013 Jesper Hedlund; PSieve; srsieve; PrimeGrid; LLR
k: 1209
max n: 2.373.252
n = 6 5 digits
n = 7 6 digits
n = 9 6 digits
n = 15 8 digits
n = 33 14 digits
n = 39 15 digits
n = 42 16 digits
n = 73 26 digits
n = 78 27 digits
n = 87 30 digits
n = 111 37 digits
n = 135 44 digits
n = 151 49 digits
n = 169 54 digits
n = 213 68 digits
n = 237 75 digits
n = 249 79 digits
n = 313 98 digits
n = 367 114 digits
n = 622 191 digits
n = 711 218 digits
n = 1287 391 digits
n = 2886 872 digits
n = 3138 948 digits
n = 8142 2455 digits May 1996 Patrick Demichel
n = 12258 3694 digits
n = 15591 4697 digits Mar 1998 Ray Ballinger; Proth
n = 41655 12543 digits Apr 1999 Alfredo Cano; Proth
n = 50335 15156 digits
n = 66033 19881 digits
n = 70855 21333 digits Apr 2003 Michael Richard Eaton; Proth
n = 86869 26154 digits
n = 143053 43067 digits
n = 147094 44283 digits
n = 405129 121960 digits Jun 2007 Ronny Willig; PPSE; PrimeGrid
n = 539269 162340 digits Aug 2010 Antonio Ferrara; PSieve; srsieve; PrimeGrid; LLR
n = 553311 166567 digits Oct 2010 Wolfgang Straubinger; PSieve; srsieve; PrimeGrid; LLR
n = 796983 239919 digits Mar 2012 Douglas A. Wood; PSieve; srsieve; PrimeGrid; LLR
n = 807822 243182 digits Mar 2012 Danny Cooper; PSieve; srsieve; PrimeGrid; LLR
n = 1504153 452799 digits Oct 2018 Arvis Lacis; PSieve; srsieve; PrimeGrid; LLR
k: 1211
max n: 2.371.978
n = 1 4 digits
n = 3 4 digits
n = 7 6 digits
n = 9 6 digits
n = 13 7 digits
n = 27 12 digits
n = 33 14 digits
n = 43 17 digits
n = 47 18 digits
n = 73 26 digits
n = 241 76 digits
n = 333 104 digits
n = 379 118 digits
n = 439 136 digits
n = 489 151 digits
n = 647 198 digits
n = 729 223 digits
n = 783 239 digits
n = 823 251 digits
n = 913 278 digits
n = 997 304 digits
n = 1007 307 digits
n = 1353 411 digits
n = 2159 654 digits
n = 2323 703 digits
n = 3419 1033 digits
n = 3571 1079 digits
n = 4789 1445 digits
n = 9551 2879 digits May 1998 Tadashi Taura
n = 9733 2934 digits
n = 11133 3355 digits May 1996 Patrick Demichel
n = 13509 4070 digits
n = 21981 6621 digits
n = 23953 7214 digits
n = 26951 8117 digits Dec 1998 Tadashi Taura; Proth
n = 42921 12924 digits
n = 45879 13815 digits
n = 70967 21367 digits
n = 93927 28278 digits
n = 180167 54239 digits
n = 187609 56480 digits Mar 2005 Jiong Sun; NewPGen; OpenPFGW
n = 302791 91153 digits May 2005 Jiong Sun; NewPGen; PRP; OpenPFGW
n = 376621 113378 digits Jul 2005 Jiong Sun; NewPGen; PRP; OpenPFGW
n = 382713 115212 digits Aug 2005 Jiong Sun; NewPGen; PRP; OpenPFGW
n = 520353 156645 digits Jun 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1131711 340683 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1145663 344883 digits Aug 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1737547 523057 digits Mar 2023 PPSE; PrimeGrid
k: 1213
max n: 2.372.805
n = 32 13 digits
n = 58 21 digits
n = 60 22 digits
n = 66 23 digits
n = 80 28 digits
n = 82 28 digits
n = 102 34 digits
n = 110 37 digits
n = 122 40 digits
n = 162 52 digits
n = 164 53 digits
n = 396 123 digits
n = 488 150 digits
n = 1596 484 digits
n = 1604 486 digits
n = 1932 585 digits
n = 2606 788 digits
n = 4370 1319 digits
n = 4706 1420 digits
n = 5258 1586 digits
n = 10272 3096 digits
n = 10832 3264 digits
n = 16322 4917 digits
n = 17468 5262 digits Jul 1998 Ray Ballinger; Proth
n = 18718 5638 digits Oct 1996 Patrick Demichel
n = 28568 8603 digits Dec 1998 Tadashi Taura; Proth
n = 37368 11252 digits
n = 39012 11747 digits
n = 58404 17585 digits
n = 59442 17897 digits
n = 78380 23598 digits
n = 96722 29120 digits
n = 98478 29648 digits
n = 107132 32254 digits
n = 110986 33414 digits
n = 153182 46116 digits
n = 160342 48271 digits
n = 273774 82418 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 281618 84779 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 664946 200172 digits Apr 2011 Patrick Schöfer; PSieve; srsieve; PrimeGrid; LLR
n = 666578 200664 digits Apr 2011 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 739632 222655 digits Dec 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 826838 248907 digits Apr 2012 Trent Melcher; PSieve; srsieve; PrimeGrid; LLR
n = 1635872 492450 digits Mar 2021 Craig Whyte; PSieve; srsieve; PrimeGrid; LLR
k: 1215
max n: 2.372.866
n = 2 4 digits
n = 3 4 digits
n = 4 5 digits
n = 6 5 digits
n = 7 6 digits
n = 8 6 digits
n = 19 9 digits
n = 24 11 digits
n = 40 16 digits
n = 60 22 digits
n = 67 24 digits
n = 76 26 digits
n = 83 29 digits
n = 106 35 digits
n = 132 43 digits
n = 150 49 digits
n = 176 57 digits
n = 213 68 digits
n = 255 80 digits
n = 340 106 digits
n = 454 140 digits
n = 544 167 digits
n = 730 223 digits
n = 752 230 digits
n = 780 238 digits
n = 782 239 digits
n = 783 239 digits
n = 1344 408 digits
n = 1515 460 digits
n = 1533 465 digits
n = 1683 510 digits
n = 3598 1087 digits
n = 4544 1371 digits
n = 5086 1535 digits
n = 5214 1573 digits
n = 10968 3305 digits
n = 11285 3401 digits May 1996 Patrick Demichel
n = 18452 5558 digits Aug 1998 Ray Ballinger; Proth
n = 22029 6635 digits 1996 Patrick Demichel
n = 24155 7275 digits Dec 1998 Tadashi Taura; Proth
n = 45587 13727 digits
n = 55447 16695 digits
n = 61100 18397 digits Nov 1998 Tadashi Taura; Proth
n = 65420 19697 digits
n = 110645 33311 digits
n = 129858 39095 digits
n = 137442 41378 digits
n = 150364 45268 digits
n = 166565 50145 digits
n = 184156 55440 digits
n = 212164 63871 digits Jun 2005 Peter Benson; NewPGen; PRP; Proth
n = 239240 72022 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 245992 74055 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 375088 112916 digits Jan 2007 Peter Benson; FermFact; LLR
n = 527024 158654 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 553096 166502 digits
n = 606555 182595 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 711628 214225 digits Nov 2011 Marek Krawczyk; PSieve; srsieve; PrimeGrid; LLR
n = 982159 295663 digits Sep 2012 Michael Millerick; PSieve; srsieve; PrimeGrid; LLR
n = 1215357 365862 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1374792 413857 digits Jan 2016 Hiroshi Yoshida; PSieve; srsieve; PrimeGrid; LLR
n = 1707310 513955 digits Aug 2022 PPSE; PrimeGrid
n = 2092037 629769 digits Jan 2025 Mark Stahl; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2239228 674078 digits Feb 2025 Glenn Hall; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3478543 1047149 digits Aug 2023 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1217
max n: 2.372.850
n = 7 6 digits
n = 11 7 digits
n = 19 9 digits
n = 23 11 digits
n = 31 13 digits
n = 295 92 digits
n = 1067 325 digits
n = 1123 342 digits
n = 1835 556 digits
n = 2251 681 digits
n = 2471 747 digits
n = 2555 773 digits
n = 9499 2863 digits
n = 41687 12553 digits May 1999 Alfredo Cano; Proth
n = 482959 145389 digits Dec 2008 Steven Harvey; FermFact; OpenPFGW
n = 733243 220732 digits Dec 2011 Rick Reynolds; PSieve; srsieve; PrimeGrid; LLR
n = 746551 224738 digits Dec 2011 Mike Parker; PSieve; srsieve; PrimeGrid; LLR
n = 1247387 375504 digits Feb 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1522171 458223 digits Feb 2019 Tim Terry; PSieve; srsieve; PrimeGrid; LLR
k: 1219
max n: 2.373.137
n = 2 4 digits
n = 6 5 digits
n = 26 11 digits
n = 34 14 digits
n = 38 15 digits
n = 74 26 digits
n = 106 35 digits
n = 162 52 digits
n = 246 78 digits
n = 354 110 digits
n = 1406 427 digits
n = 4234 1278 digits
n = 4670 1409 digits
n = 6394 1928 digits
n = 15822 4766 digits
n = 22030 6635 digits Oct 1998 Ray Ballinger; Proth
n = 30682 9240 digits Dec 1998 Tadashi Taura; Proth
n = 40954 12332 digits
n = 43074 12970 digits
n = 87030 26202 digits
n = 173582 52257 digits Nov 2003 Anton Oleynick; Proth
n = 219374 66042 digits Jun 2005 Peter Benson; NewPGen; LLR
n = 263230 79244 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 310446 93457 digits Feb 2006 Peter Benson; FermFact; LLR
n = 484954 145989 digits Dec 2008 Steven Harvey; FermFact; OpenPFGW
n = 704406 212051 digits Sep 2011 SeungChul Ahn; PSieve; srsieve; PrimeGrid; LLR
n = 1073250 323084 digits Mar 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 2034962 612588 digits Dec 2024 Dawid Kwiatkowski; PPSE; PrimeGrid
n = 2317402 697611 digits Oct 2025 Valter Cavecchia; PPSE; PrimeGrid
k: 1221
max n: 2.372.786
n = 3 4 digits
n = 17 9 digits
n = 27 12 digits
n = 51 19 digits
n = 53 20 digits
n = 59 21 digits
n = 215 68 digits
n = 231 73 digits
n = 311 97 digits
n = 321 100 digits
n = 329 103 digits
n = 377 117 digits
n = 419 130 digits
n = 669 205 digits
n = 1107 337 digits
n = 1121 341 digits
n = 1172 356 digits
n = 2271 687 digits
n = 2739 828 digits
n = 8277 2495 digits May 1996 Patrick Demichel
n = 9555 2880 digits
n = 15620 4706 digits Mar 1998 Ray Ballinger; Proth
n = 31689 9543 digits Dec 1998 Tadashi Taura; Proth
n = 54779 16494 digits
n = 77889 23451 digits
n = 119627 36015 digits
n = 173108 52114 digits Nov 2003 Anton Oleynick; Proth
n = 207867 62578 digits Jun 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 319076 96055 digits Mar 2006 Peter Benson; FermFact; LLR
n = 453651 136566 digits Mar 2008 Peter Benson; FermFact; LLR
n = 474071 142713 digits Nov 2008 Steven Harvey; FermFact; OpenPFGW
n = 1063076 320021 digits Mar 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1198713 360852 digits Nov 2013 Martin Linderson; PSieve; srsieve; PrimeGrid; LLR
n = 1340699 403594 digits Jan 2015 Kenneth J. Brazier; PSieve; srsieve; PrimeGrid; LLR
n = 1580487 475778 digits May 2020 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 1753019 527715 digits Jul 2023 PPSE; PrimeGrid
n = 2373875 714611 digits Jun 2026 Benjamin Glasgow; PPSE; PrimeGrid
k: 1223
max n: 2.373.361
n = 1 4 digits
n = 9 6 digits
n = 25 11 digits
n = 49 18 digits
n = 141 46 digits
n = 261 82 digits
n = 289 91 digits
n = 433 134 digits
n = 861 263 digits
n = 1873 567 digits
n = 2589 783 digits
n = 3049 921 digits
n = 7965 2401 digits May 1996 Patrick Demichel
n = 18133 5462 digits Aug 1998 Ray Ballinger; Proth
n = 35413 10664 digits
n = 150229 45227 digits
n = 225973 68028 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 822121 247487 digits Apr 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 860881 259155 digits May 2012 Sławomir Jagsz; PSieve; srsieve; PrimeGrid; LLR
k: 1225
max n: 2.373.454
n = 6 5 digits
n = 22 10 digits
n = 48 18 digits
n = 64 23 digits
n = 94 32 digits
n = 96 32 digits
n = 178 57 digits
n = 280 88 digits
n = 502 155 digits
n = 656 201 digits
n = 694 213 digits
n = 970 296 digits
n = 1032 314 digits
n = 1800 545 digits
n = 2166 656 digits
n = 2754 833 digits
n = 4486 1354 digits
n = 7192 2169 digits May 1996 Patrick Demichel
n = 8336 2513 digits May 1996 Patrick Demichel
n = 10710 3228 digits
n = 14902 4490 digits
n = 20898 6295 digits Oct 1996 Patrick Demichel
n = 45498 13700 digits
n = 54234 16330 digits
n = 69846 21029 digits May 2001 Thomas J. Engelsma; Proth
n = 122304 36821 digits May 2001 Thomas J. Engelsma; Proth
n = 162778 49005 digits May 2001 Thomas J. Engelsma; Proth
n = 209254 62995 digits May 2001 Thomas J. Engelsma; Proth
n = 706338 212633 digits Sep 2011 Lila Dily; PSieve; srsieve; PrimeGrid; LLR
n = 1719166 517524 digits Nov 2022 Patrick Schöfer; PPSE; PrimeGrid
n = 2112736 636000 digits Jan 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2291850 689919 digits Jul 2025 David Perek; PPSE; PrimeGrid
k: 1227
max n: 2.372.851
n = 2 4 digits
n = 3 4 digits
n = 7 6 digits
n = 8 6 digits
n = 10 7 digits
n = 11 7 digits
n = 20 10 digits
n = 28 12 digits
n = 38 15 digits
n = 43 17 digits
n = 44 17 digits
n = 95 32 digits
n = 255 80 digits
n = 454 140 digits
n = 522 161 digits
n = 554 170 digits
n = 558 172 digits
n = 659 202 digits
n = 954 291 digits
n = 960 293 digits
n = 1078 328 digits
n = 1598 485 digits
n = 2023 613 digits
n = 2304 697 digits
n = 2372 718 digits
n = 2642 799 digits
n = 2814 851 digits
n = 4032 1217 digits
n = 4300 1298 digits
n = 4908 1481 digits 1989 Harvey Dubner; Dubner Cruncher
n = 5134 1549 digits
n = 8290 2499 digits May 1996 Patrick Demichel
n = 10278 3098 digits
n = 11042 3328 digits May 1996 Patrick Demichel
n = 11647 3510 digits
n = 12407 3738 digits
n = 12947 3901 digits
n = 14239 4290 digits
n = 14442 4351 digits
n = 16698 5030 digits Mar 1998 Ray Ballinger; Proth
n = 16752 5046 digits Mar 1998 Ray Ballinger; Proth
n = 25562 7699 digits Dec 1998 Tadashi Taura; Proth
n = 26362 7939 digits Dec 1998 Tadashi Taura; Proth
n = 28162 8481 digits Dec 1998 Tadashi Taura; Proth
n = 59228 17833 digits
n = 76683 23087 digits
n = 85287 25678 digits
n = 101323 30505 digits Dec 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 130360 39246 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 143734 43272 digits
n = 196707 59218 digits Jun 2005 Peter Benson; NewPGen; OpenPFGW; Proth
n = 235003 70747 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 334138 100589 digits Jun 2006 Göran Schmidt; PPSE; PrimeGrid
n = 522582 157316 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 544502 163915 digits Aug 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 568207 171051 digits Nov 2010 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 962139 289636 digits Aug 2012 Guillaume Tardy; PSieve; srsieve; PrimeGrid; LLR
n = 1018955 306740 digits Oct 2012 Tom Pepper; PSieve; srsieve; PrimeGrid; LLR
n = 1402984 422344 digits Apr 2016 Giles Averay-Jones; PSieve; srsieve; PrimeGrid; LLR
n = 1489810 448481 digits Apr 2018 Obi Hedley; PSieve; srsieve; PrimeGrid; LLR
n = 2251732 677842 digits Mar 2025 Takashi Iwasaki; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1229
max n: 2.373.256
n = 1 4 digits
n = 3 4 digits
n = 9 6 digits
n = 11 7 digits
n = 13 8 digits
n = 25 11 digits
n = 29 12 digits
n = 39 15 digits
n = 47 18 digits
n = 57 21 digits
n = 69 24 digits
n = 107 36 digits
n = 141 46 digits
n = 289 91 digits
n = 417 129 digits
n = 449 139 digits
n = 495 153 digits
n = 497 153 digits
n = 539 166 digits
n = 777 237 digits
n = 831 254 digits
n = 839 256 digits
n = 985 300 digits
n = 1285 390 digits
n = 1439 437 digits
n = 1451 440 digits
n = 2297 695 digits
n = 2483 751 digits
n = 2865 866 digits
n = 2883 871 digits
n = 3087 933 digits
n = 4325 1306 digits
n = 4425 1336 digits
n = 4597 1387 digits
n = 7541 2274 digits May 1996 Patrick Demichel
n = 14321 4315 digits
n = 15939 4802 digits
n = 16237 4891 digits
n = 30933 9315 digits Dec 1998 Tadashi Taura; Proth
n = 33849 10193 digits
n = 36245 10914 digits Dec 1998 David Hanson; Proth
n = 53843 16212 digits
n = 66329 19971 digits
n = 68125 20511 digits
n = 84421 25417 digits
n = 114493 34469 digits
n = 133845 40295 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 196417 59131 digits Jun 2005 Peter Benson; NewPGen; PRP; Proth
n = 286005 86100 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 304073 91539 digits Dec 2005 Peter Benson; FermFact; LLR
n = 438683 132060 digits Dec 2007 Michael Millerick; PPSE; PrimeGrid
n = 556991 167675 digits Oct 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 909515 273795 digits Jun 2012 Wouter de Vries; PSieve; srsieve; PrimeGrid; LLR
n = 1378649 415018 digits Feb 2016 Dennis Bischof; PSieve; srsieve; PrimeGrid; LLR
n = 1803353 542867 digits Jan 2024 Keith Reinhardt; PPSE; PrimeGrid
k: 1231
max n: 2.373.031
n = 4 5 digits
n = 56 20 digits
n = 148 48 digits
n = 316 99 digits
n = 436 135 digits
n = 476 147 digits
n = 1612 489 digits
n = 3532 1067 digits
n = 4828 1457 digits
n = 5644 1703 digits
n = 6256 1887 digits
n = 34496 10388 digits
n = 137072 41266 digits
n = 561736 169103 digits Oct 2010 Ian Foyster; PSieve; srsieve; PrimeGrid; LLR
k: 1233
max n: 2.372.865
n = 1 4 digits
n = 2 4 digits
n = 12 7 digits
n = 16 8 digits
n = 18 9 digits
n = 22 10 digits
n = 36 14 digits
n = 57 21 digits
n = 84 29 digits
n = 86 29 digits
n = 88 30 digits
n = 92 31 digits
n = 100 34 digits
n = 136 45 digits
n = 137 45 digits
n = 166 54 digits
n = 370 115 digits
n = 382 119 digits
n = 592 182 digits
n = 716 219 digits
n = 896 273 digits
n = 1276 388 digits
n = 1808 548 digits
n = 1952 591 digits
n = 2032 615 digits
n = 2752 832 digits
n = 5104 1540 digits
n = 5358 1617 digits
n = 7868 2372 digits
n = 8642 2605 digits May 1996 Patrick Demichel
n = 8929 2691 digits
n = 8984 2708 digits
n = 10834 3265 digits
n = 11401 3436 digits
n = 17686 5328 digits Jul 1998 Ray Ballinger; Proth
n = 19654 5920 digits Nov 1997 Henri Lifchitz; Proth
n = 20398 6144 digits Sep 1998 Ray Ballinger; Proth
n = 28004 8434 digits Dec 1998 Tadashi Taura; Proth
n = 35314 10634 digits
n = 46592 14029 digits
n = 49489 14901 digits
n = 50740 15278 digits
n = 63660 19167 digits
n = 86738 26114 digits
n = 101506 30560 digits Dec 2002 Payam Samidoost; Proth
n = 104936 31592 digits
n = 120612 36311 digits
n = 143786 43287 digits
n = 159566 48038 digits
n = 206064 62035 digits Jun 2005 Peter Benson; NewPGen; PRP; Proth
n = 241758 72780 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 262812 79118 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 360678 108578 digits Oct 2006 Peter Benson; FermFact; LLR
n = 410041 123438 digits Jul 2007 Hans Joachim Böhm; PPSE; PrimeGrid
n = 611816 184179 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 635248 191232 digits Feb 2011 Denis Korolev; PSieve; srsieve; PrimeGrid; LLR
n = 754668 227181 digits Dec 2011 Frank Matillek; PSieve; srsieve; PrimeGrid; LLR
n = 835833 251614 digits Apr 2012 Ron Jones; PSieve; srsieve; PrimeGrid; LLR
n = 2184769 657685 digits Feb 2025 Louis Meuler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1235
max n: 2.373.293
n = 5 5 digits
n = 9 6 digits
n = 29 12 digits
n = 45 17 digits
n = 279 88 digits
n = 299 94 digits
n = 359 112 digits
n = 549 169 digits
n = 681 209 digits
n = 941 287 digits
n = 1853 561 digits
n = 2213 670 digits
n = 4331 1307 digits
n = 6279 1894 digits
n = 7589 2288 digits May 1996 Patrick Demichel
n = 52199 15717 digits
n = 146669 44155 digits
n = 167693 50484 digits
n = 396033 119221 digits Apr 2007 Peter Benson; FermFact; LLR
n = 477605 143777 digits Dec 2008 Steven Harvey; FermFact; OpenPFGW
n = 515675 155237 digits Nov 2008 Steven Harvey; FermFact; OpenPFGW
n = 1061751 319622 digits Mar 2013 Fedya Bard; PSieve; srsieve; PrimeGrid; LLR
k: 1237
max n: 2.372.463
n = 4 5 digits
n = 12 7 digits
n = 58 21 digits
n = 72 25 digits
n = 300 94 digits
n = 348 108 digits
n = 2368 716 digits
n = 4410 1331 digits
n = 5418 1635 digits
n = 7392 2229 digits May 1996 Patrick Demichel
n = 27594 8310 digits Dec 1998 Tadashi Taura; Proth
n = 32112 9670 digits
n = 37848 11397 digits
n = 86716 26108 digits
n = 164632 49563 digits
n = 167322 50373 digits
n = 202744 61036 digits Jun 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 402144 121061 digits May 2007 Peter Benson; FermFact; LLR
n = 887040 267029 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1118250 336630 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 1239
max n: 2.372.833
n = 2 4 digits
n = 19 9 digits
n = 33 14 digits
n = 34 14 digits
n = 41 16 digits
n = 66 23 digits
n = 74 26 digits
n = 99 33 digits
n = 122 40 digits
n = 819 250 digits
n = 842 257 digits
n = 1029 313 digits
n = 1083 330 digits
n = 2622 793 digits
n = 6853 2067 digits Mar 1996 Patrick Demichel
n = 12259 3694 digits
n = 16771 5052 digits Mar 1998 Ray Ballinger; Proth
n = 21822 6573 digits Oct 1996 Patrick Demichel
n = 25454 7666 digits Dec 1998 Tadashi Taura; Proth
n = 34177 10292 digits
n = 65317 19666 digits
n = 66054 19888 digits
n = 68802 20715 digits
n = 169302 50969 digits
n = 277157 83436 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 362889 109244 digits Nov 2006 Peter Benson; FermFact; LLR
n = 943013 283879 digits Jul 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1057457 318330 digits Feb 2013 Yuki Yoshigoe; PSieve; srsieve; PrimeGrid; LLR
k: 1241
max n: 2.373.202
n = 3 4 digits
n = 7 6 digits
n = 23 11 digits
n = 41 16 digits
n = 53 20 digits
n = 81 28 digits
n = 93 32 digits
n = 171 55 digits
n = 203 65 digits
n = 221 70 digits
n = 225 71 digits
n = 321 100 digits
n = 551 169 digits
n = 1601 486 digits
n = 2777 840 digits
n = 2913 880 digits
n = 3423 1034 digits
n = 4073 1230 digits
n = 4727 1427 digits
n = 4987 1505 digits
n = 6801 2051 digits Mar 1996 Patrick Demichel
n = 8753 2639 digits May 1996 Patrick Demichel
n = 18033 5432 digits Oct 1996 Patrick Demichel
n = 29853 8990 digits Dec 1998 Tadashi Taura; Proth
n = 45087 13576 digits
n = 51737 15578 digits
n = 355613 107054 digits Sep 2006 Peter Benson; FermFact; LLR
n = 1011237 304416 digits Oct 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1057451 318328 digits Feb 2013 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1397527 420701 digits Mar 2016 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 3400127 1023544 digits Feb 2022 Rene Schick; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1243
max n: 2.372.551
n = 2 4 digits
n = 4 5 digits
n = 8 6 digits
n = 10 7 digits
n = 14 8 digits
n = 18 9 digits
n = 28 12 digits
n = 36 14 digits
n = 72 25 digits
n = 90 31 digits
n = 104 35 digits
n = 116 39 digits
n = 120 40 digits
n = 158 51 digits
n = 174 56 digits
n = 468 144 digits
n = 472 146 digits
n = 520 160 digits
n = 998 304 digits
n = 1030 314 digits
n = 1646 499 digits
n = 1688 512 digits
n = 1882 570 digits
n = 2446 740 digits
n = 3572 1079 digits
n = 5702 1720 digits
n = 5886 1775 digits
n = 9832 2963 digits
n = 11210 3378 digits May 1996 Patrick Demichel
n = 17854 5378 digits Jul 1996 Patrick Demichel
n = 17864 5381 digits Jul 1996 Patrick Demichel
n = 19702 5934 digits Aug 1998 Ray Ballinger; Proth
n = 27246 8205 digits Dec 1998 Tadashi Taura; Proth
n = 27632 8322 digits Dec 1998 Tadashi Taura; Proth
n = 37208 11204 digits
n = 37912 11416 digits
n = 57018 17168 digits
n = 78484 23630 digits
n = 218898 65898 digits Jun 2005 Peter Benson; NewPGen; LLR
n = 222644 67026 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 261058 78590 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 465840 140235 digits Nov 2008 Steven Harvey; FermFact; OpenPFGW
n = 527752 158873 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 584318 175901 digits Nov 2010 Wes Cure; PSieve; srsieve; PrimeGrid; LLR
n = 609294 183419 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 643334 193666 digits Feb 2011 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 645402 194289 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 917794 276287 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1265912 381081 digits Mar 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1809270 544648 digits Jan 2024 Glenn Goninan; PPSE; PrimeGrid
n = 1915136 576517 digits Feb 2024 Benoit Da Mota; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1998010 601465 digits Sep 2024 Honza Cholt; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1245
max n: 2.372.878
n = 5 5 digits
n = 7 6 digits
n = 16 8 digits
n = 35 14 digits
n = 38 15 digits
n = 52 19 digits
n = 59 21 digits
n = 76 26 digits
n = 115 38 digits
n = 127 42 digits
n = 142 46 digits
n = 331 103 digits
n = 367 114 digits
n = 481 148 digits
n = 1025 312 digits
n = 1228 373 digits
n = 1949 590 digits
n = 31393 9454 digits Dec 1998 Tadashi Taura; Proth
n = 32179 9690 digits
n = 33619 10124 digits
n = 50582 15230 digits
n = 57389 17279 digits
n = 66685 20078 digits
n = 151021 45465 digits
n = 484108 145735 digits Dec 2008 Steven Harvey; FermFact; LLR; OpenPFGW
n = 523045 157456 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 906035 272747 digits Jun 2012 Andrei Ryjkov; PSieve; srsieve; PrimeGrid; LLR
n = 1380355 415532 digits Feb 2016 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1697053 510867 digits Jun 2022 PPSE; PrimeGrid
n = 2364902 711910 digits May 2026 PPSE; PrimeGrid
k: 1247
max n: 2.373.118
n = 7 6 digits
n = 11 7 digits
n = 35 14 digits
n = 119 39 digits
n = 215 68 digits
n = 451 139 digits
n = 567 174 digits
n = 655 201 digits
n = 2167 656 digits
n = 2199 666 digits
n = 2267 686 digits
n = 2379 720 digits
n = 3291 994 digits
n = 8835 2663 digits
n = 9327 2811 digits
n = 27827 8380 digits Dec 1998 Tadashi Taura; Proth
n = 40319 12141 digits
n = 146895 44223 digits
n = 282427 85023 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 316611 95313 digits Feb 2006 Peter Benson; FermFact; LLR
n = 551059 165889 digits Sep 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 601627 181111 digits Jan 2011 Rick Reynolds; PSieve; srsieve; PrimeGrid; LLR
n = 639119 192398 digits Feb 2011 Glen Martin; PSieve; srsieve; PrimeGrid; LLR
n = 876355 263813 digits May 2012 Tom Pepper; PSieve; srsieve; PrimeGrid; LLR
k: 1249
max n: 2.373.253
n = 14 8 digits
n = 50 19 digits
n = 3122 943 digits
n = 149234 44928 digits
n = 170990 51477 digits Dec 2003 Anton Oleynick; Proth
n = 2101442 632601 digits Jan 2025 Thorsten Sambale; PPSE; PrimeGrid
k: 1251
max n: 2.372.634
n = 1 4 digits
n = 3 5 digits
n = 27 12 digits
n = 45 17 digits
n = 49 18 digits
n = 55 20 digits
n = 105 35 digits
n = 108 36 digits
n = 507 156 digits
n = 528 163 digits
n = 843 257 digits
n = 916 279 digits
n = 9187 2769 digits
n = 11083 3340 digits
n = 24363 7338 digits Dec 1998 Tadashi Taura; Proth
n = 30808 9278 digits Dec 1998 Tadashi Taura; Proth
n = 35539 10702 digits
n = 38044 11456 digits
n = 39753 11970 digits
n = 42423 12774 digits
n = 50821 15302 digits
n = 93325 28097 digits
n = 123697 37240 digits
n = 229537 69101 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 267936 80660 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 292267 87985 digits Nov 2005 Peter Benson; NewPGen; LLR
n = 316380 95243 digits Feb 2006 Peter Benson; FermFact; LLR
n = 388368 116914 digits Mar 2007 Peter Benson; FermFact; LLR
n = 592633 178404 digits Dec 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 773569 232871 digits Dec 2011 Michael D. Hittle; PSieve; srsieve; PrimeGrid; LLR
n = 809641 243730 digits Mar 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 883564 265983 digits May 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1783225 536808 digits Dec 2023 Jan Peter Fischer; PPSE; PrimeGrid
n = 2298241 691843 digits Aug 2025 Zhong Yehai; PPSE; PrimeGrid
n = 3337116 1004576 digits Aug 2020 Bryan Little; PSieve; srsieve; PrimeGrid; LLR
k: 1253
max n: 2.373.460
n = 17 9 digits
n = 25 11 digits
n = 125 41 digits
n = 173 56 digits
n = 209 67 digits
n = 1529 464 digits
n = 1753 531 digits
n = 6881 2075 digits Mar 1996 Patrick Demichel
n = 15389 4636 digits Mar 1998 Ray Ballinger; Proth
n = 21545 6489 digits Oct 1998 Ray Ballinger; Proth
n = 136897 41214 digits
n = 395585 119087 digits Apr 2007 Frank Matillek; PPSE; PrimeGrid
n = 835925 251642 digits May 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1145345 344787 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 1255
max n: 2.372.497
n = 2 4 digits
n = 12 7 digits
n = 20 10 digits
n = 30 13 digits
n = 38 15 digits
n = 44 17 digits
n = 64 23 digits
n = 68 24 digits
n = 70 25 digits
n = 80 28 digits
n = 174 56 digits
n = 204 65 digits
n = 224 71 digits
n = 232 73 digits
n = 254 80 digits
n = 754 231 digits
n = 812 248 digits
n = 1080 329 digits
n = 1672 507 digits
n = 1984 601 digits
n = 3478 1051 digits
n = 4678 1412 digits
n = 4720 1424 digits
n = 5804 1751 digits
n = 6350 1915 digits
n = 7518 2267 digits May 1996 Patrick Demichel
n = 8690 2620 digits May 1996 Patrick Demichel
n = 24972 7521 digits Dec 1998 Tadashi Taura; Proth
n = 31470 9477 digits Dec 1998 Tadashi Taura; Proth
n = 44730 13469 digits
n = 57974 17456 digits
n = 61430 18496 digits
n = 66424 19999 digits
n = 139314 41941 digits
n = 157858 47524 digits
n = 165168 49724 digits
n = 342418 103082 digits Jul 2006 Peter Benson; FermFact; LLR
n = 417760 125762 digits Aug 2007 Peter Benson; FermFact; LLR
n = 533688 160660 digits Jul 2010 Dave Mitchell; PSieve; srsieve; PrimeGrid; LLR
n = 577240 173770 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 982578 295789 digits Sep 2012 Masashi Kumagai; PSieve; srsieve; PrimeGrid; LLR
n = 1398154 420890 digits Mar 2016 John S Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 2072182 623793 digits Jan 2025 David Bestor; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2335548 703074 digits Jan 2026 Emil Hristoskov; PPSE; PrimeGrid
k: 1257
max n: 2.372.789
n = 4 5 digits
n = 6 5 digits
n = 11 7 digits
n = 18 9 digits
n = 39 15 digits
n = 55 20 digits
n = 76 26 digits
n = 98 33 digits
n = 99 33 digits
n = 210 67 digits
n = 315 98 digits
n = 1019 310 digits
n = 1556 472 digits
n = 1838 557 digits
n = 2718 822 digits
n = 3791 1145 digits
n = 8084 2437 digits May 1996 Patrick Demichel
n = 20868 6285 digits Oct 1996 Patrick Demichel
n = 25958 7818 digits Dec 1998 Tadashi Taura; Proth
n = 29310 8827 digits Dec 1998 Tadashi Taura; Proth
n = 30332 9134 digits Dec 1998 Tadashi Taura; Proth
n = 70391 21193 digits
n = 79370 23896 digits
n = 93815 28245 digits
n = 94382 28415 digits
n = 97003 29204 digits
n = 99966 30096 digits
n = 112235 33790 digits
n = 209834 63170 digits Jun 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 417451 125669 digits Aug 2007 Ronny Willig; PPSE; PrimeGrid
n = 802658 241628 digits Mar 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 828470 249398 digits Apr 2012 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 847083 255001 digits Apr 2012 Matej Rizman; PSieve; srsieve; PrimeGrid; LLR
n = 958682 288596 digits Aug 2012 Hanjoon Kim; PSieve; srsieve; PrimeGrid; LLR
n = 1611983 485259 digits Dec 2020 Alen Kecic; PSieve; srsieve; PrimeGrid; LLR
n = 1953071 587937 digits Apr 2024 Greg Miller; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3345843 1007203 digits Feb 2021 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1259
max n: 2.372.808
n = 5 5 digits
n = 17 9 digits
n = 19 9 digits
n = 85 29 digits
n = 169 54 digits
n = 197 63 digits
n = 463 143 digits
n = 649 199 digits
n = 793 242 digits
n = 10913 3289 digits
n = 44837 13501 digits
n = 50777 15289 digits
n = 271057 81600 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 396617 119397 digits May 2007 Peter Benson; FermFact; LLR
n = 416959 125521 digits Aug 2007 Adrian Schori; PPSE; PrimeGrid
n = 1407985 423849 digits May 2016 Ed Goforth; PSieve; srsieve; PrimeGrid; LLR
n = 3356215 1010325 digits Feb 2021 Tomasz Kaczmarek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1261
max n: 2.373.175
n = 4 5 digits
n = 16 8 digits
n = 24 11 digits
n = 56 20 digits
n = 144 47 digits
n = 160 52 digits
n = 924 282 digits
n = 1220 371 digits
n = 1856 562 digits
n = 6740 2033 digits
n = 18536 5583 digits Oct 1996 Patrick Demichel
n = 65680 19775 digits
n = 107620 32400 digits
n = 597020 179725 digits Dec 2010 Ricky L Hubbard; PSieve; srsieve; PrimeGrid; LLR
n = 641960 193253 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
k: 1263
max n: 2.373.007
n = 6 5 digits
n = 33 14 digits
n = 74 26 digits
n = 110 37 digits
n = 114 38 digits
n = 246 78 digits
n = 816 249 digits
n = 1694 514 digits
n = 3810 1151 digits
n = 4218 1273 digits
n = 9188 2769 digits
n = 11114 3349 digits May 1996 Patrick Demichel
n = 14688 4425 digits
n = 15218 4585 digits Mar 1998 Ray Ballinger; Proth
n = 39710 11958 digits Apr 1998 Henri Lifchitz; Proth
n = 505568 152195 digits Oct 2008 Steven Harvey; FermFact; OpenPFGW
n = 3399876 1023468 digits Feb 2022 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1265
max n: 2.373.164
n = 1 4 digits
n = 7 6 digits
n = 13 8 digits
n = 19 9 digits
n = 25 11 digits
n = 39 15 digits
n = 79 27 digits
n = 103 35 digits
n = 109 36 digits
n = 111 37 digits
n = 151 49 digits
n = 193 62 digits
n = 457 141 digits
n = 511 157 digits
n = 637 195 digits
n = 693 212 digits
n = 721 221 digits
n = 783 239 digits
n = 949 289 digits
n = 1701 516 digits
n = 1813 549 digits
n = 1899 575 digits
n = 2151 651 digits
n = 2455 743 digits
n = 2847 861 digits
n = 3283 992 digits
n = 4831 1458 digits
n = 5535 1670 digits
n = 7951 2397 digits
n = 72175 21730 digits
n = 73981 22274 digits
n = 74221 22346 digits
n = 108547 32680 digits
n = 125811 37876 digits
n = 155911 46937 digits
n = 168391 50694 digits
n = 170251 51254 digits Dec 2003 Anton Oleynick; Proth
n = 336895 101419 digits Jun 2006 Peter Benson; FermFact; LLR
n = 346071 104181 digits Aug 2006 James Boerner; PPSE; PrimeGrid
n = 654781 197112 digits Mar 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
k: 1267
max n: 2.373.245
n = 12 7 digits
n = 36 14 digits
n = 56 20 digits
n = 66 23 digits
n = 72 25 digits
n = 80 28 digits
n = 106 36 digits
n = 126 42 digits
n = 150 49 digits
n = 176 57 digits
n = 272 85 digits
n = 440 136 digits
n = 946 288 digits
n = 1132 344 digits
n = 1756 532 digits
n = 2422 733 digits
n = 2730 825 digits
n = 3336 1008 digits
n = 7596 2290 digits May 1996 Patrick Demichel
n = 16232 4890 digits
n = 37436 11273 digits Apr 1998 David Hanson; Proth
n = 57072 17184 digits
n = 62782 18903 digits
n = 77122 23220 digits
n = 78816 23730 digits
n = 93720 28216 digits
n = 121182 36483 digits
n = 178606 53769 digits Dec 2003 Anton Oleynick; Proth
n = 254606 76648 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 278412 83814 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 412120 124064 digits Jul 2007 Casimir Ksiazek III; PPSE; PrimeGrid
n = 539976 162553 digits Aug 2010 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
n = 1353552 407463 digits Aug 2015 Yegor Ryabchikov; PSieve; srsieve; PrimeGrid; LLR
k: 1269
max n: 2.372.340
n = 1 4 digits
n = 2 4 digits
n = 5 5 digits
n = 10 7 digits
n = 11 7 digits
n = 18 9 digits
n = 37 15 digits
n = 45 17 digits
n = 141 46 digits
n = 226 72 digits
n = 271 85 digits
n = 395 123 digits
n = 445 138 digits
n = 541 166 digits
n = 545 168 digits
n = 986 300 digits
n = 1818 551 digits
n = 1910 579 digits
n = 2237 677 digits
n = 2386 722 digits
n = 3337 1008 digits
n = 3698 1117 digits
n = 3938 1189 digits
n = 5611 1693 digits
n = 6206 1872 digits
n = 7401 2232 digits May 1996 Patrick Demichel
n = 12617 3802 digits
n = 12665 3816 digits
n = 14001 4218 digits
n = 16910 5094 digits May 1996 Patrick Demichel
n = 20802 6266 digits Sep 1998 Ray Ballinger; Proth
n = 35058 10557 digits
n = 58942 17747 digits
n = 93311 28093 digits
n = 151625 45647 digits
n = 176697 53195 digits Dec 2003 Anton Oleynick; Proth
n = 178475 53730 digits Dec 2003 Anton Oleynick; Proth
n = 180715 54404 digits
n = 191855 57758 digits
n = 368290 110870 digits Dec 2006 Peter Benson; FermFact; LLR
n = 692001 208317 digits Sep 2011 Denis Korolev; PSieve; srsieve; PrimeGrid; LLR
n = 958837 288642 digits Aug 2012 Ed Braaten; PSieve; srsieve; PrimeGrid; LLR
n = 1315242 395931 digits Jan 2015 Jay Parangalan; PSieve; srsieve; PrimeGrid; LLR
n = 1518407 457090 digits Feb 2019 Arnaud Jacques; PSieve; srsieve; PrimeGrid; LLR
n = 1702962 512646 digits Jul 2022 Greg Miller; PPSE; PrimeGrid
n = 2225297 669885 digits Feb 2025 Ian Dickinson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1271
max n: 2.372.656
n = 1 4 digits
n = 3 5 digits
n = 23 11 digits
n = 25 11 digits
n = 29 12 digits
n = 31 13 digits
n = 41 16 digits
n = 47 18 digits
n = 51 19 digits
n = 69 24 digits
n = 95 32 digits
n = 109 36 digits
n = 139 45 digits
n = 141 46 digits
n = 343 107 digits
n = 415 129 digits
n = 847 259 digits
n = 1131 344 digits
n = 1217 370 digits
n = 1343 408 digits
n = 1455 442 digits
n = 1613 489 digits
n = 2223 673 digits
n = 2525 764 digits
n = 4881 1473 digits
n = 5487 1655 digits
n = 6045 1823 digits
n = 13223 3984 digits
n = 14325 4316 digits
n = 16839 5073 digits Mar 1998 Ray Ballinger; Proth
n = 29751 8960 digits Dec 1998 Tadashi Taura; Proth
n = 35967 10831 digits
n = 37857 11400 digits
n = 60709 18279 digits Feb 1999 David Hanson; Proth
n = 72195 21736 digits
n = 75145 22625 digits
n = 83989 25287 digits
n = 93101 28030 digits
n = 111569 33589 digits
n = 227399 68458 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 302053 90931 digits Dec 2005 Peter Benson; FermFact; LLR
n = 332185 100001 digits Oct 2000 Adrian Schori; PPSE; PrimeGrid
n = 427485 128689 digits Oct 2007 Konstantin Manz; PPSE; PrimeGrid
n = 788339 237317 digits Mar 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1011049 304360 digits Oct 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1668783 502357 digits Feb 2022 Brian D. Niegocki; PSieve; srsieve; PrimeGrid; LLR
k: 1273
max n: 2.372.817
n = 4 5 digits
n = 8 6 digits
n = 10 7 digits
n = 56 20 digits
n = 80 28 digits
n = 94 32 digits
n = 110 37 digits
n = 116 39 digits
n = 166 54 digits
n = 248 78 digits
n = 274 86 digits
n = 280 88 digits
n = 376 117 digits
n = 388 120 digits
n = 530 163 digits
n = 574 176 digits
n = 844 258 digits
n = 1220 371 digits
n = 1384 420 digits
n = 1594 483 digits
n = 1814 550 digits
n = 1838 557 digits
n = 2008 608 digits
n = 2600 786 digits
n = 2876 869 digits
n = 5254 1585 digits
n = 6688 2017 digits Mar 1996 Patrick Demichel
n = 8188 2468 digits May 1996 Patrick Demichel
n = 10144 3057 digits
n = 10240 3086 digits Aug 1997 Kenneth J. Brazier; Proth
n = 11630 3505 digits
n = 18730 5642 digits Oct 1996 Patrick Demichel
n = 20608 6207 digits Sep 1998 Ray Ballinger; Proth
n = 25208 7592 digits Dec 1998 Tadashi Taura; Proth
n = 38878 11707 digits
n = 41846 12601 digits Jun 1999 Alfredo Cano; Proth
n = 48868 14714 digits
n = 61394 18485 digits
n = 64268 19350 digits
n = 78724 23702 digits
n = 91780 27632 digits
n = 93038 28011 digits Jul 1999 S.R. Driggers; Proth
n = 95998 28902 digits
n = 117388 35341 digits
n = 154250 46437 digits
n = 200438 60341 digits Mar 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 233608 70327 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 283424 85323 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 288946 86985 digits Nov 2005 Peter Benson; NewPGen; LLR
n = 464876 139945 digits Dec 2008 Steven Harvey; FermFact; OpenPFGW
n = 653828 196825 digits Mar 2011 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 904724 272353 digits Jun 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 940598 283152 digits Jul 2012 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 1102810 331982 digits Jun 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1133428 341199 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2174446 654577 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2196110 661099 digits Feb 2025 George Burtner; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1275
max n: 2.372.790
n = 1 4 digits
n = 2 4 digits
n = 5 5 digits
n = 12 7 digits
n = 13 8 digits
n = 17 9 digits
n = 21 10 digits
n = 22 10 digits
n = 29 12 digits
n = 31 13 digits
n = 35 14 digits
n = 39 15 digits
n = 63 23 digits
n = 86 29 digits
n = 91 31 digits
n = 95 32 digits
n = 107 36 digits
n = 133 44 digits
n = 167 54 digits
n = 193 62 digits
n = 204 65 digits
n = 243 77 digits
n = 272 85 digits
n = 307 96 digits
n = 309 97 digits
n = 329 103 digits
n = 475 147 digits
n = 823 251 digits
n = 1054 321 digits
n = 2599 786 digits
n = 2792 844 digits
n = 2913 881 digits
n = 3039 918 digits
n = 3196 966 digits
n = 3685 1113 digits
n = 3818 1153 digits
n = 4831 1458 digits
n = 5136 1550 digits
n = 5259 1587 digits
n = 9202 2774 digits
n = 9614 2898 digits
n = 10079 3038 digits
n = 24001 7229 digits Dec 1998 Tadashi Taura; Proth
n = 24909 7502 digits Dec 1998 Tadashi Taura; Proth
n = 47877 14416 digits
n = 86896 26162 digits
n = 191951 57787 digits
n = 205706 61927 digits Jun 2005 Peter Benson; NewPGen; PRP; Proth
n = 218451 65764 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 300386 90429 digits Dec 2005 Peter Benson; FermFact; LLR
n = 552191 166230 digits Sep 2010 Wolfgang Schwieger; PSieve; srsieve; PrimeGrid; LLR
n = 604907 182099 digits Jan 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 732401 220478 digits Dec 2011 Bartosz Michałowski; PSieve; srsieve; PrimeGrid; LLR
n = 850912 256154 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1193685 359339 digits Oct 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1486961 447623 digits Mar 2018 Thomas Pastula; PSieve; srsieve; PrimeGrid; LLR
n = 1715207 516332 digits Oct 2022 Sam Slade; PPSE; PrimeGrid
n = 2028962 610782 digits Dec 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 2257263 679507 digits Mar 2025 Michael O'Mara; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3356045 1010274 digits Feb 2021 Wes Hewitt; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1277
max n: 2.373.399
n = 143 47 digits
n = 159 51 digits
n = 279 88 digits
n = 711 218 digits
n = 3711 1121 digits
n = 33263 10017 digits
n = 42927 12926 digits
n = 149567 45028 digits
k: 1279
max n: 2.373.341
n = 22 10 digits
n = 126 42 digits
n = 166 54 digits
n = 2302 697 digits
n = 2838 858 digits
n = 28686 8639 digits Dec 1998 Tadashi Taura; Proth
n = 52918 15934 digits
n = 265998 80077 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 326806 98382 digits Apr 2006 Peter Benson; FermFact; LLR
n = 853758 257010 digits May 2012 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
k: 1281
max n: 2.373.172
n = 5 5 digits
n = 12 7 digits
n = 13 8 digits
n = 17 9 digits
n = 23 11 digits
n = 25 11 digits
n = 27 12 digits
n = 29 12 digits
n = 35 14 digits
n = 37 15 digits
n = 40 16 digits
n = 77 27 digits
n = 80 28 digits
n = 109 36 digits
n = 116 39 digits
n = 145 47 digits
n = 167 54 digits
n = 185 59 digits
n = 287 90 digits
n = 479 148 digits
n = 520 160 digits
n = 573 176 digits
n = 693 212 digits
n = 743 227 digits
n = 752 230 digits
n = 925 282 digits
n = 1256 382 digits
n = 1528 464 digits
n = 1537 466 digits
n = 2037 617 digits
n = 2172 657 digits
n = 2177 659 digits
n = 2308 698 digits
n = 2440 738 digits
n = 2859 864 digits
n = 3068 927 digits
n = 3592 1085 digits
n = 4208 1270 digits
n = 5735 1730 digits
n = 6525 1968 digits
n = 6664 2010 digits Mar 1996 Patrick Demichel
n = 7055 2127 digits Mar 1996 Patrick Demichel
n = 9373 2825 digits
n = 14243 4291 digits
n = 18693 5631 digits Aug 1998 Ray Ballinger; Proth
n = 21515 6480 digits Oct 1996 Patrick Demichel
n = 27937 8413 digits Dec 1998 Tadashi Taura; Proth
n = 29789 8971 digits Dec 1998 Tadashi Taura; Proth
n = 39216 11809 digits
n = 45677 13754 digits Nov 1998 Tadashi Taura; Proth
n = 82225 24756 digits
n = 95813 28846 digits
n = 103500 31160 digits Jan 2003 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 106120 31949 digits
n = 122193 36787 digits
n = 126313 38028 digits
n = 160957 48456 digits
n = 179567 54059 digits Jan 2004 Anton Oleynick; Proth
n = 197649 59502 digits Jun 2005 Peter Benson; NewPGen; OpenPFGW; Proth
n = 210219 63286 digits Jun 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 214557 64592 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 273083 82210 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 280393 84410 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 295497 88957 digits Nov 2005 Peter Benson; NewPGen; LLR
n = 299889 90279 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 514045 154747 digits Oct 2008 Steven Harvey; FermFact; OpenPFGW
n = 560759 168809 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 594565 178986 digits Dec 2010 Ion Basa; PSieve; srsieve; PrimeGrid; LLR
n = 820692 247057 digits Apr 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 847337 255077 digits Apr 2012 Timothy Winkler; PSieve; srsieve; PrimeGrid; LLR
n = 1819924 547855 digits Jan 2024 Willie Black; PPSE; PrimeGrid
n = 1834033 552103 digits Jan 2024 Valter Cavecchia; PPSE; PrimeGrid
k: 1283
max n: 2.372.556
n = 5 5 digits
n = 37 15 digits
n = 45 17 digits
n = 101 34 digits
n = 173 56 digits
n = 325 101 digits
n = 429 133 digits
n = 1189 362 digits
n = 9197 2772 digits
n = 35797 10780 digits
n = 51381 15471 digits
n = 52997 15957 digits
n = 56853 17118 digits
n = 139397 41966 digits
n = 140061 42166 digits
n = 187869 56558 digits
n = 678341 204205 digits Aug 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 1683213 506701 digits Apr 2022 Jann Kickler; PPSE; PrimeGrid
n = 1727981 520178 digits Jan 2023 Juha Hauhia; PPSE; PrimeGrid
k: 1285
max n: 2.372.805
n = 6 5 digits
n = 8 6 digits
n = 16 8 digits
n = 18 9 digits
n = 24 11 digits
n = 26 11 digits
n = 42 16 digits
n = 46 17 digits
n = 52 19 digits
n = 62 22 digits
n = 72 25 digits
n = 76 26 digits
n = 152 49 digits
n = 238 75 digits
n = 304 95 digits
n = 622 191 digits
n = 638 196 digits
n = 848 259 digits
n = 946 288 digits
n = 1366 415 digits
n = 1694 514 digits
n = 2000 606 digits
n = 4250 1283 digits
n = 7070 2132 digits Mar 1996 Patrick Demichel
n = 10296 3103 digits
n = 12300 3706 digits
n = 12614 3801 digits
n = 12948 3901 digits
n = 13000 3917 digits Jan 1998 Ray Ballinger; Proth
n = 14030 4227 digits
n = 15190 4576 digits Mar 1998 Ray Ballinger; Proth
n = 19590 5901 digits Oct 1996 Patrick Demichel
n = 22328 6725 digits
n = 24166 7278 digits Dec 1998 Tadashi Taura; Proth
n = 32158 9684 digits
n = 35014 10544 digits
n = 42380 12761 digits
n = 47222 14219 digits
n = 53398 16078 digits
n = 64206 19332 digits
n = 73806 22221 digits
n = 134224 40409 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 138066 41566 digits
n = 248024 74666 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 328032 98751 digits May 2006 Peter Benson; FermFact; LLR
n = 396302 119302 digits Apr 2007 Peter Benson; FermFact; LLR
n = 420524 126594 digits Sep 2007 Ronny Willig; PPSE; PrimeGrid
n = 447718 134780 digits Feb 2008 Pietari Snow; PPSE; PrimeGrid
n = 492774 148343 digits Mar 2010 Markus Schoenberger; PSieve; srsieve; PrimeGrid; LLR
n = 587310 176802 digits Dec 2010 Eric Larson; PSieve; srsieve; PrimeGrid; LLR
n = 859990 258886 digits May 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1210478 364394 digits Nov 2013 Shintaku Nobuhiro; PSieve; srsieve; PrimeGrid; LLR
n = 1356586 408377 digits Sep 2015 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1575376 474239 digits Mar 2020 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1604250 482931 digits Sep 2020 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1950012 587016 digits Apr 2024 Jerry Lin; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2245582 675991 digits Mar 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1287
max n: 2.372.862
n = 4 5 digits
n = 8 6 digits
n = 16 8 digits
n = 28 12 digits
n = 31 13 digits
n = 32 13 digits
n = 35 14 digits
n = 50 19 digits
n = 131 43 digits
n = 142 46 digits
n = 304 95 digits
n = 338 105 digits
n = 568 175 digits
n = 890 272 digits
n = 1456 442 digits
n = 2731 826 digits
n = 3848 1162 digits
n = 4154 1254 digits
n = 4648 1403 digits
n = 4691 1416 digits
n = 4960 1497 digits
n = 8104 2443 digits May 1996 Patrick Demichel
n = 8812 2656 digits
n = 10556 3181 digits
n = 13258 3995 digits
n = 14302 4309 digits
n = 14342 4321 digits
n = 18680 5627 digits Oct 1996 Patrick Demichel
n = 30358 9142 digits Dec 1998 Tadashi Taura; Proth
n = 32000 9637 digits Sep 1998 Robert Prethaler; Proth
n = 32578 9811 digits
n = 36136 10882 digits
n = 44975 13542 digits
n = 58379 17577 digits
n = 324274 97620 digits Apr 2006 Peter Benson; FermFact; LLR
n = 384530 115759 digits Mar 2007 Peter Benson; FermFact; LLR
n = 400208 120478 digits May 2007 Peter Benson; FermFact; LLR
n = 519884 156504 digits Nov 2008 Steven Harvey; FermFact; OpenPFGW
n = 535388 161171 digits Jul 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 890744 268144 digits Jun 2012 Torben Kock; PSieve; srsieve; PrimeGrid; LLR
n = 1022990 307954 digits Oct 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 1289
max n: 2.372.810
n = 1 4 digits
n = 3 5 digits
n = 11 7 digits
n = 13 8 digits
n = 19 9 digits
n = 31 13 digits
n = 63 23 digits
n = 73 26 digits
n = 109 36 digits
n = 133 44 digits
n = 159 51 digits
n = 165 53 digits
n = 285 89 digits
n = 325 101 digits
n = 433 134 digits
n = 443 137 digits
n = 2619 792 digits
n = 3239 979 digits
n = 4799 1448 digits
n = 4867 1469 digits
n = 5461 1648 digits
n = 18901 5693 digits Aug 1998 Ray Ballinger; Proth
n = 18921 5699 digits Aug 1998 Ray Ballinger; Proth
n = 24285 7314 digits Dec 1998 Tadashi Taura; Proth
n = 28681 8637 digits Dec 1998 Tadashi Taura; Proth
n = 49503 14905 digits
n = 94593 28479 digits
n = 99351 29911 digits
n = 198721 59825 digits Jun 2005 Peter Benson; NewPGen; OpenPFGW; Proth
n = 229979 69234 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 319211 96096 digits Mar 2006 Peter Benson; FermFact; LLR
n = 496267 149395 digits Apr 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 552979 166467 digits Oct 2010 Ian Upham; PSieve; srsieve; PrimeGrid; LLR
n = 735959 221549 digits Dec 2011 Mark Wilcoxen; PSieve; srsieve; PrimeGrid; LLR
n = 743145 223713 digits Dec 2011 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 786937 236895 digits Mar 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1227403 369489 digits Nov 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1254635 377686 digits Mar 2014 Andrei Ryjkov; PSieve; srsieve; PrimeGrid; LLR
n = 1532239 461254 digits Feb 2019 Bob Calvin; PSieve; srsieve; PrimeGrid; LLR
k: 1291
max n: 2.373.419
n = 12 7 digits
n = 860 262 digits
n = 26732 8051 digits Dec 1998 Tadashi Taura; Proth
n = 118740 35748 digits
n = 121268 36509 digits
k: 1293
max n: 2.372.861
n = 10 7 digits
n = 54 20 digits
n = 58 21 digits
n = 88 30 digits
n = 90 31 digits
n = 130 43 digits
n = 144 47 digits
n = 222 70 digits
n = 237 75 digits
n = 648 199 digits
n = 921 281 digits
n = 1192 362 digits
n = 1638 497 digits
n = 1800 545 digits
n = 1920 582 digits
n = 1968 596 digits
n = 2013 610 digits
n = 3208 969 digits
n = 12192 3674 digits
n = 15402 4640 digits Mar 1998 Ray Ballinger; Proth
n = 16030 4829 digits
n = 18897 5692 digits Aug 1998 Ray Ballinger; Proth
n = 34398 10358 digits
n = 37630 11331 digits
n = 44889 13517 digits
n = 70744 21300 digits
n = 98784 29741 digits
n = 161178 48523 digits
n = 169440 51010 digits
n = 308394 92839 digits Jan 2006 Peter Benson; FermFact; LLR
n = 319341 96135 digits Mar 2006 Peter Benson; FermFact; LLR
n = 346690 104368 digits Aug 2006 Kelvin Lewis; PPSE; PrimeGrid
n = 402918 121294 digits May 2007 Peter Benson; FermFact; LLR
n = 445150 134007 digits Jan 2008 Brook Harste; PPSE; PrimeGrid
n = 470592 141666 digits Feb 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 703281 211712 digits Sep 2011 Anthony Cannarella; PSieve; srsieve; PrimeGrid; LLR
n = 718878 216407 digits Nov 2011 Ardo van Rangelrooij; PSieve; srsieve; PrimeGrid; LLR
n = 760449 228922 digits Dec 2011 Fumikazu Ameta; PSieve; srsieve; PrimeGrid; LLR
n = 1057224 318260 digits Feb 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1577862 474987 digits Mar 2020 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
n = 1690552 508910 digits May 2022 Jann Kickler; PPSE; PrimeGrid
k: 1295
max n: 2.372.898
n = 1 4 digits
n = 11 7 digits
n = 37 15 digits
n = 41 16 digits
n = 45 17 digits
n = 53 20 digits
n = 57 21 digits
n = 71 25 digits
n = 83 29 digits
n = 113 38 digits
n = 155 50 digits
n = 157 51 digits
n = 215 68 digits
n = 329 103 digits
n = 331 103 digits
n = 333 104 digits
n = 393 122 digits
n = 431 133 digits
n = 523 161 digits
n = 635 195 digits
n = 977 298 digits
n = 1139 346 digits
n = 2579 780 digits
n = 6657 2008 digits Mar 1996 Patrick Demichel
n = 6749 2035 digits Mar 1996 Patrick Demichel
n = 7625 2299 digits May 1996 Patrick Demichel
n = 10577 3188 digits
n = 11599 3495 digits
n = 11671 3517 digits
n = 11873 3578 digits
n = 19303 5814 digits Oct 1996 Patrick Demichel
n = 26827 8079 digits Dec 1998 Tadashi Taura; Proth
n = 28793 8671 digits Dec 1998 Tadashi Taura; Proth
n = 32585 9813 digits
n = 35599 10720 digits
n = 35609 10723 digits
n = 53749 16184 digits
n = 103953 31297 digits Jan 2003 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 127677 38438 digits
n = 174845 52637 digits Jan 2004 Anton Oleynick; Proth
n = 177317 53381 digits Jan 2004 Anton Oleynick; Proth
n = 267587 80555 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 378657 113991 digits Feb 2007 Peter Benson; FermFact; LLR
n = 670147 201738 digits Jun 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 857697 258196 digits May 2012 Hiroyuki Hosoi; PSieve; srsieve; PrimeGrid; LLR
n = 1000217 301099 digits Oct 2010 James Winskill; PSieve; srsieve; PrimeGrid; LLR
n = 1765423 531449 digits Oct 2023 Jaroslav Sekanina; PPSE; PrimeGrid
k: 1297
max n: 2.373.233
n = 2 4 digits
n = 4 5 digits
n = 6 5 digits
n = 18 9 digits
n = 22 10 digits
n = 24 11 digits
n = 34 14 digits
n = 42 16 digits
n = 46 17 digits
n = 54 20 digits
n = 62 22 digits
n = 64 23 digits
n = 122 40 digits
n = 158 51 digits
n = 314 98 digits
n = 374 116 digits
n = 576 177 digits
n = 682 209 digits
n = 722 221 digits
n = 1168 355 digits
n = 1258 382 digits
n = 1394 423 digits
n = 1614 489 digits
n = 1954 592 digits
n = 2694 815 digits
n = 2782 841 digits
n = 3458 1045 digits
n = 4618 1394 digits
n = 5738 1731 digits
n = 6444 1943 digits
n = 6814 2055 digits Mar 1996 Patrick Demichel
n = 9834 2964 digits
n = 10758 3242 digits
n = 10942 3297 digits
n = 11014 3319 digits
n = 13606 4099 digits
n = 13674 4120 digits
n = 15732 4739 digits
n = 20538 6186 digits Oct 1996 Patrick Demichel
n = 23172 6979 digits
n = 23474 7070 digits
n = 29642 8927 digits Dec 1998 Tadashi Taura; Proth
n = 38318 11538 digits
n = 39144 11787 digits
n = 40158 12092 digits
n = 99858 30064 digits
n = 120458 36265 digits
n = 203964 61403 digits Jun 2005 Peter Benson; NewPGen; PRP; Proth
n = 206902 62287 digits Jun 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 213202 64184 digits Jun 2005 Peter Benson; NewPGen; LLR
n = 228394 68757 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 268012 80683 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 309876 93286 digits Jan 2006 Peter Benson; FermFact; LLR
n = 352654 106163 digits Sep 2006 Peter Benson; FermFact; LLR
n = 591702 178124 digits Dec 2010 Jacek Kotnowski; PSieve; srsieve; PrimeGrid; LLR
k: 1299
max n: 2.372.868
n = 2 4 digits
n = 6 5 digits
n = 7 6 digits
n = 9 6 digits
n = 10 7 digits
n = 11 7 digits
n = 30 13 digits
n = 46 17 digits
n = 47 18 digits
n = 61 22 digits
n = 142 46 digits
n = 149 48 digits
n = 241 76 digits
n = 263 83 digits
n = 313 98 digits
n = 406 126 digits
n = 626 192 digits
n = 654 200 digits
n = 698 214 digits
n = 709 217 digits
n = 910 278 digits
n = 986 300 digits
n = 1313 399 digits
n = 2119 641 digits
n = 2293 694 digits
n = 2678 810 digits
n = 3162 955 digits
n = 5203 1570 digits
n = 6262 1889 digits
n = 8797 2652 digits
n = 10107 3046 digits
n = 10291 3102 digits
n = 10571 3186 digits
n = 15561 4688 digits Mar 1998 Ray Ballinger; Proth
n = 20358 6132 digits Sep 1998 Ray Ballinger; Proth
n = 23501 7078 digits 1996 Patrick Demichel
n = 28961 8722 digits Dec 1998 Tadashi Taura; Proth
n = 29419 8860 digits Dec 1998 Tadashi Taura; Proth
n = 31939 9618 digits Dec 1998 Tadashi Taura; Proth
n = 35133 10580 digits Nov 1998 Tadashi Taura; Proth
n = 36397 10960 digits
n = 43953 13235 digits
n = 64698 19480 digits
n = 71003 21378 digits
n = 77211 23246 digits
n = 101821 30655 digits Dec 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 116111 34957 digits
n = 126599 38114 digits
n = 179503 54039 digits Feb 2004 Anton Oleynick; Proth
n = 187943 56580 digits
n = 244361 73564 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 711807 214279 digits Nov 2011 Bill Callahan; PSieve; srsieve; PrimeGrid; LLR
n = 738313 222258 digits Dec 2011 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1087823 327471 digits Mar 2013 Aaron Everett; PSieve; srsieve; PrimeGrid; LLR
n = 1113341 335153 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1158330 348696 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1661354 500121 digits Feb 2022 Jan Kumsta; PSieve; srsieve; PrimeGrid; LLR
n = 1905441 573599 digits Feb 2024 Wojciech Duda; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2046450 616046 digits Jan 2025 Vaughan Davies; PPSE; PrimeGrid
n = 3343943 1006631 digits Jan 2021 Marc Wiseler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1301
max n: 2.372.808
n = 11 7 digits
n = 71 25 digits
n = 139 45 digits
n = 283 89 digits
n = 383 119 digits
n = 553 170 digits
n = 3839 1159 digits
n = 15559 4687 digits Mar 1998 Ray Ballinger; Proth
n = 18131 5462 digits Oct 1996 Patrick Demichel
n = 24479 7373 digits Dec 1998 Tadashi Taura; Proth
n = 34961 10528 digits
n = 97591 29381 digits
n = 133841 40294 digits Aug 2001 Jim Fougeron; FermFact; OpenPFGW
n = 177863 53546 digits Aug 2003 Anton Oleynick; Proth
n = 178441 53720 digits Aug 2003 Anton Oleynick; Proth
n = 306391 92236 digits Jan 2006 Peter Benson; FermFact; LLR
n = 306449 92254 digits Jan 2006 Peter Benson; FermFact; LLR
n = 1715519 516426 digits Oct 2022 Dr. James Scott Brown; PPSE; PrimeGrid
k: 1303
max n: 2.372.973
n = 4 5 digits
n = 10 7 digits
n = 12 7 digits
n = 20 10 digits
n = 22 10 digits
n = 32 13 digits
n = 36 14 digits
n = 42 16 digits
n = 84 29 digits
n = 88 30 digits
n = 92 31 digits
n = 148 48 digits
n = 154 50 digits
n = 208 66 digits
n = 318 99 digits
n = 334 104 digits
n = 406 126 digits
n = 608 187 digits
n = 1146 349 digits
n = 1820 551 digits
n = 2082 630 digits
n = 2408 728 digits
n = 2748 831 digits
n = 3008 909 digits
n = 3178 960 digits
n = 3224 974 digits
n = 3466 1047 digits
n = 8260 2490 digits May 1996 Patrick Demichel
n = 12618 3802 digits
n = 13028 3925 digits
n = 13496 4066 digits
n = 14502 4369 digits
n = 21712 6540 digits Oct 1998 Ray Ballinger; Proth
n = 23588 7104 digits
n = 90738 27318 digits
n = 122158 36777 digits
n = 145996 43953 digits
n = 235036 70757 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 297352 89515 digits May 2006 Peter Benson; NewPGen; LLR
n = 300222 90379 digits Dec 2005 Peter Benson; FermFact; LLR
n = 340264 102433 digits Jul 2006 Senji Yamashita; PPSE; PrimeGrid
n = 355060 106887 digits Sep 2006 Sami Heikkila; PPSE; PrimeGrid
n = 748990 225472 digits Dec 2011 Marc Koschewski; PSieve; srsieve; PrimeGrid; LLR
n = 754470 227122 digits Dec 2011 Peter Leschek; PSieve; srsieve; PrimeGrid; LLR
n = 847496 255125 digits Apr 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1533564 461652 digits Mar 2019 Vince Splain; PSieve; srsieve; PrimeGrid; LLR
n = 1769082 532550 digits Nov 2023 Vaughan Davies; PPSE; PrimeGrid
k: 1305
max n: 2.372.603
n = 5 5 digits
n = 12 7 digits
n = 15 8 digits
n = 17 9 digits
n = 27 12 digits
n = 32 13 digits
n = 36 14 digits
n = 42 16 digits
n = 44 17 digits
n = 65 23 digits
n = 179 57 digits
n = 239 76 digits
n = 290 91 digits
n = 371 115 digits
n = 435 135 digits
n = 504 155 digits
n = 557 171 digits
n = 572 176 digits
n = 704 216 digits
n = 791 242 digits
n = 977 298 digits
n = 1295 393 digits
n = 2091 633 digits
n = 2282 691 digits
n = 2357 713 digits
n = 3195 965 digits
n = 3210 970 digits
n = 6600 1990 digits
n = 8837 2664 digits
n = 9372 2825 digits
n = 15780 4754 digits
n = 24677 7432 digits Dec 1998 Tadashi Taura; Proth
n = 24852 7485 digits Dec 1998 Tadashi Taura; Proth
n = 25002 7530 digits Jul 1998 Robert Prethaler; Proth
n = 28520 8589 digits Dec 1998 Tadashi Taura; Proth
n = 35595 10719 digits
n = 39521 11901 digits Oct 1998 Tadashi Taura; Proth
n = 46100 13881 digits Oct 1998 Tadashi Taura; Proth
n = 105194 31670 digits Dec 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 192209 57864 digits
n = 211721 63738 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 272840 82137 digits Jan 2006 Peter Benson; NewPGen; LLR
n = 387447 116637 digits Mar 2007 Bruce Dodson; PPSE; PrimeGrid
n = 1009610 303927 digits Oct 2012 Melody Reifschneider; PSieve; srsieve; PrimeGrid; LLR
n = 1333313 401371 digits Jan 2015 Glenn Goninan; PSieve; srsieve; PrimeGrid; LLR
n = 1377087 414548 digits Feb 2016 HansJürgen Bergelt; PSieve; srsieve; PrimeGrid; LLR
n = 1784921 537318 digits Dec 2023 Ming Hsiu Lee; PPSE; PrimeGrid
n = 2122106 638821 digits Jan 2025 Dr. sc. nat. Bernhard Pabsch; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1307
max n: 2.373.291
n = 3 5 digits
n = 51 19 digits
n = 6267 1890 digits
n = 511011 153833 digits Jun 2007 Yves Minet; LLR
n = 669387 201509 digits Apr 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1071483 322552 digits Mar 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2027427 610320 digits Dec 2024 Mark Williams; PPSE; PrimeGrid
k: 1309
max n: 2.373.121
n = 2 4 digits
n = 6 5 digits
n = 14 8 digits
n = 42 16 digits
n = 86 30 digits
n = 194 62 digits
n = 470 145 digits
n = 542 167 digits
n = 5402 1630 digits
n = 7266 2191 digits May 1996 Patrick Demichel
n = 17814 5366 digits Jul 1996 Patrick Demichel
n = 45254 13626 digits
n = 49578 14928 digits
n = 57138 17204 digits
n = 59786 18001 digits
n = 126318 38029 digits
n = 725754 218477 digits Dec 2011 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 1087166 327273 digits Mar 2013 John R H Graham; PSieve; srsieve; PrimeGrid; LLR
n = 2235522 672963 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1311
max n: 2.372.556
n = 5 5 digits
n = 7 6 digits
n = 9 6 digits
n = 12 7 digits
n = 13 8 digits
n = 16 8 digits
n = 17 9 digits
n = 32 13 digits
n = 63 23 digits
n = 68 24 digits
n = 136 45 digits
n = 152 49 digits
n = 177 57 digits
n = 196 63 digits
n = 296 93 digits
n = 353 110 digits
n = 415 129 digits
n = 416 129 digits
n = 513 158 digits
n = 581 179 digits
n = 629 193 digits
n = 685 210 digits
n = 905 276 digits
n = 936 285 digits
n = 1335 405 digits
n = 1745 529 digits
n = 2249 681 digits
n = 2396 725 digits
n = 2588 783 digits
n = 2613 790 digits
n = 2697 815 digits
n = 3433 1037 digits
n = 4749 1433 digits
n = 7296 2200 digits May 1996 Patrick Demichel
n = 7325 2209 digits May 1996 Patrick Demichel
n = 7417 2236 digits May 1996 Patrick Demichel
n = 11132 3355 digits May 1996 Patrick Demichel
n = 16552 4986 digits
n = 20909 6298 digits Oct 1996 Patrick Demichel
n = 30588 9212 digits Dec 1998 Tadashi Taura; Proth
n = 55517 16716 digits
n = 59185 17820 digits
n = 85375 25704 digits
n = 109461 32955 digits
n = 120305 36219 digits
n = 129708 39050 digits
n = 175375 52797 digits Aug 2003 Anton Oleynick; Proth
n = 185876 55958 digits
n = 363312 109371 digits Nov 2006 Adrian Schori; PPSE; PrimeGrid
n = 454816 136917 digits Mar 2008 Peter Benson; FermFact; LLR
n = 485133 146043 digits Feb 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 531157 159898 digits Jul 2010 Trevor Thralls; PSieve; srsieve; PrimeGrid; LLR
n = 684375 206021 digits Aug 2011 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 708973 213426 digits Sep 2011 Michael Becker; PSieve; srsieve; PrimeGrid; LLR
n = 717828 216091 digits Nov 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 769941 231779 digits Dec 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 893968 269115 digits Jun 2012 Krzysztof Szymański.; PSieve; srsieve; PrimeGrid; LLR
n = 897113 270062 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1082631 325908 digits Mar 2013 Dave Wintrip; PSieve; srsieve; PrimeGrid; LLR
n = 1369748 412339 digits Dec 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1411417 424882 digits Jul 2016 Uwe Senftleben; PSieve; srsieve; PrimeGrid; LLR
n = 1532596 461361 digits Mar 2019 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1730357 520893 digits Jan 2023 Paweł Dec; PPSE; PrimeGrid
n = 2100296 632256 digits Jan 2025 John Hall; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2233112 672237 digits Feb 2025 Christian Guilleminot; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1313
max n: 2.372.808
n = 5 5 digits
n = 161 52 digits
n = 497 153 digits
n = 825 252 digits
n = 2901 877 digits
n = 2981 901 digits
n = 3701 1118 digits
n = 5529 1668 digits
n = 11657 3513 digits
n = 12729 3835 digits
n = 17977 5415 digits Aug 1998 Ray Ballinger; Proth
n = 28025 8440 digits Dec 1998 Tadashi Taura; Proth
n = 87461 26332 digits
n = 217337 65429 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 1289857 388289 digits Aug 2014 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
k: 1315
max n: 2.372.851
n = 2 4 digits
n = 22 10 digits
n = 38 15 digits
n = 58 21 digits
n = 82 28 digits
n = 98 33 digits
n = 274 86 digits
n = 338 105 digits
n = 362 113 digits
n = 434 134 digits
n = 670 205 digits
n = 1360 413 digits
n = 2938 888 digits
n = 5594 1688 digits
n = 10492 3162 digits
n = 13124 3954 digits
n = 20254 6101 digits Sep 1998 Ray Ballinger; Proth
n = 23800 7168 digits
n = 36250 10916 digits Dec 1998 David Hanson; Proth
n = 46630 14041 digits
n = 47450 14287 digits
n = 76952 23168 digits
n = 80602 24267 digits
n = 137968 41536 digits
n = 196498 59155 digits
n = 225004 67737 digits Jan 2003 Steve Anderegg; Proth
n = 255938 77049 digits Nov 2005 Peter Benson; NewPGen; LLR
n = 278228 83759 digits Feb 2006 Peter Benson; NewPGen; LLR
n = 298538 89873 digits May 2006 Peter Benson; NewPGen; LLR
n = 809338 243639 digits Mar 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 954532 287346 digits Jul 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1692898 509617 digits May 2022 Honza Cholt; PPSE; PrimeGrid
n = 1874150 564179 digits Feb 2024 Derek Gordon; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1946374 585921 digits Apr 2024 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2163862 651391 digits Feb 2025 Charlotte Woodrow; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2181434 656681 digits Feb 2025 Christian Carquillat; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2210954 665567 digits Feb 2025 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3477718 1046901 digits Aug 2023 Barry Walsh; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1317
max n: 2.373.019
n = 8 6 digits
n = 14 8 digits
n = 15 8 digits
n = 20 10 digits
n = 27 12 digits
n = 34 14 digits
n = 55 20 digits
n = 70 25 digits
n = 78 27 digits
n = 84 29 digits
n = 375 117 digits
n = 614 188 digits
n = 638 196 digits
n = 680 208 digits
n = 744 228 digits
n = 894 273 digits
n = 1030 314 digits
n = 1394 423 digits
n = 2490 753 digits
n = 4354 1314 digits
n = 5298 1598 digits
n = 5808 1752 digits
n = 6127 1848 digits
n = 7160 2159 digits Jul 1996 Patrick Demichel
n = 11124 3352 digits May 1996 Patrick Demichel
n = 13074 3939 digits
n = 15608 4702 digits
n = 17147 5165 digits Jul 1996 Patrick Demichel
n = 34474 10381 digits
n = 56988 17159 digits
n = 142459 42888 digits
n = 175814 52929 digits Aug 2003 Anton Oleynick; Proth
n = 182468 54932 digits
n = 237879 71612 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 320714 96548 digits Mar 2006 Peter Benson; FermFact; LLR
n = 326850 98395 digits Apr 2006 Peter Benson; FermFact; LLR
n = 418508 125987 digits Aug 2007 Peter Benson; FermFact; LLR
n = 607224 182796 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1313007 395258 digits Jan 2015 Bryan Ferrell; PSieve; srsieve; PrimeGrid; LLR
n = 1347559 405659 digits May 2015 Stefan Wakolbinger; PSieve; srsieve; PrimeGrid; LLR
n = 1533608 461666 digits Mar 2019 Greg Miller; PSieve; srsieve; PrimeGrid; LLR
n = 1963419 591052 digits May 2024 Kelvin Lo; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2048484 616659 digits Jan 2025 Dr. James Scott Brown; PPSE; PrimeGrid
k: 1319
max n: 2.372.842
n = 5 5 digits
n = 21 10 digits
n = 23 11 digits
n = 45 17 digits
n = 47 18 digits
n = 75 26 digits
n = 89 30 digits
n = 93 32 digits
n = 99 33 digits
n = 173 56 digits
n = 213 68 digits
n = 1095 333 digits
n = 1109 337 digits
n = 1227 373 digits
n = 1325 402 digits
n = 1605 487 digits
n = 1727 523 digits
n = 1751 531 digits
n = 1781 540 digits
n = 2637 797 digits
n = 2733 826 digits
n = 3771 1139 digits
n = 4437 1339 digits
n = 15335 4620 digits
n = 17567 5292 digits Jul 1996 Patrick Demichel
n = 27159 8179 digits Dec 1998 Tadashi Taura; Proth
n = 27857 8389 digits Dec 1998 Tadashi Taura; Proth
n = 37431 11271 digits Feb 1998 David Hanson; Proth
n = 46485 13997 digits
n = 49125 14792 digits
n = 59133 17804 digits
n = 72093 21706 digits
n = 131793 39677 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 138731 41766 digits
n = 175209 52747 digits Aug 2003 Anton Oleynick; Proth
n = 243887 73421 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 557877 167941 digits Oct 2010 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 607481 182874 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 623429 187674 digits Feb 2011 Michael Herder; PSieve; srsieve; PrimeGrid; LLR
n = 834557 251230 digits Apr 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 954611 287370 digits Jul 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1401575 421920 digits Apr 2016 Oleksandr Vynogradov; PSieve; srsieve; PrimeGrid; LLR
k: 1321
max n: 2.372.603
n = 12 7 digits
n = 120 40 digits
n = 132 43 digits
n = 144 47 digits
n = 168 54 digits
n = 228 72 digits
n = 1804 547 digits
n = 2796 845 digits
n = 19992 6022 digits Aug 1998 Ray Ballinger; Proth
n = 24844 7482 digits Dec 1998 Tadashi Taura; Proth
n = 26644 8024 digits Dec 1998 Tadashi Taura; Proth
n = 204708 61627 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 206728 62235 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 433596 130529 digits Nov 2007 John Murphy; PPSE; PrimeGrid
k: 1323
max n: 2.372.712
n = 1 4 digits
n = 4 5 digits
n = 5 5 digits
n = 6 5 digits
n = 13 8 digits
n = 14 8 digits
n = 26 11 digits
n = 33 14 digits
n = 45 17 digits
n = 49 18 digits
n = 52 19 digits
n = 61 22 digits
n = 69 24 digits
n = 88 30 digits
n = 101 34 digits
n = 106 36 digits
n = 168 54 digits
n = 169 54 digits
n = 242 76 digits
n = 253 80 digits
n = 261 82 digits
n = 641 197 digits
n = 734 225 digits
n = 969 295 digits
n = 1005 306 digits
n = 1022 311 digits
n = 1026 312 digits
n = 1233 375 digits
n = 1624 492 digits
n = 2002 606 digits
n = 2041 618 digits
n = 2644 800 digits
n = 3041 919 digits
n = 3734 1128 digits
n = 4461 1347 digits
n = 4702 1419 digits
n = 5410 1632 digits
n = 5802 1750 digits
n = 6702 2021 digits Mar 1996 Patrick Demichel
n = 7413 2235 digits May 1996 Patrick Demichel
n = 13906 4190 digits
n = 20354 6131 digits Sep 1998 Ray Ballinger; Proth
n = 22648 6821 digits 1996 Patrick Demichel
n = 23221 6994 digits 1996 Patrick Demichel
n = 23454 7064 digits
n = 25614 7714 digits Dec 1998 Tadashi Taura; Proth
n = 29281 8818 digits Dec 1998 Tadashi Taura; Proth
n = 31382 9451 digits Dec 1998 Tadashi Taura; Proth
n = 34306 10331 digits
n = 56450 16997 digits
n = 71721 21594 digits
n = 72292 21766 digits
n = 72828 21927 digits
n = 90221 27163 digits
n = 99098 29835 digits
n = 128801 38777 digits
n = 229660 69138 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 284578 85670 digits Mar 2006 Peter Benson; NewPGen; LLR
n = 316882 95395 digits Mar 2006 Peter Benson; FermFact; LLR
n = 319681 96237 digits Mar 2006 Peter Benson; FermFact; LLR
n = 539164 162308 digits Aug 2010 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
n = 543782 163698 digits Aug 2010 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 587593 176887 digits Dec 2010 Frank Schneider; PSieve; srsieve; PrimeGrid; LLR
n = 874818 263350 digits May 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 889845 267874 digits Jun 2012 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 933893 281133 digits Jul 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1019980 307048 digits Oct 2012 Andrei Ryjkov; PSieve; srsieve; PrimeGrid; LLR
n = 1051465 316526 digits Feb 2013 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1064161 320348 digits Mar 2013 Brad Johnston; PSieve; srsieve; PrimeGrid; LLR
n = 1325561 399037 digits Jan 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2186806 658298 digits Sep 2019 Alan E. Monroe; PSieve; srsieve; PrimeGrid; LLR
n = 2205832 664025 digits Sep 2019 Bryan Little; PSieve; srsieve; PrimeGrid; LLR
n = 2764024 832058 digits Sep 2019 Vince Splain; PSieve; srsieve; PrimeGrid; LLR
k: 1325
max n: 2.373.022
n = 3 5 digits
n = 9 6 digits
n = 139 45 digits
n = 203 65 digits
n = 219 70 digits
n = 239 76 digits
n = 423 131 digits
n = 453 140 digits
n = 535 165 digits
n = 569 175 digits
n = 2563 775 digits
n = 2649 801 digits
n = 2753 832 digits
n = 4209 1271 digits
n = 4775 1441 digits
n = 10529 3173 digits
n = 11873 3578 digits
n = 17439 5253 digits Jul 1996 Patrick Demichel
n = 17983 5417 digits Aug 1998 Ray Ballinger; Proth
n = 25569 7701 digits Dec 1998 Tadashi Taura; Proth
n = 27069 8152 digits Dec 1998 Tadashi Taura; Proth
n = 27923 8409 digits Dec 1998 Tadashi Taura; Proth
n = 90009 27099 digits
n = 138833 41797 digits
n = 160915 48444 digits
n = 232413 69967 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 921199 277312 digits Jun 2012 Darrell Hoffpauir; PSieve; srsieve; PrimeGrid; LLR
n = 966589 290976 digits Aug 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1567203 471779 digits Feb 2020 Yuki Yoshigoe; PSieve; srsieve; PrimeGrid; LLR
n = 2072899 624008 digits Jan 2025 Kerry Carlin; PPSE; PrimeGrid
k: 1327
max n: 2.373.255
n = 2 4 digits
n = 14 8 digits
n = 24 11 digits
n = 62 22 digits
n = 104 35 digits
n = 182 58 digits
n = 216 69 digits
n = 232 73 digits
n = 896 273 digits
n = 1154 351 digits
n = 2264 685 digits
n = 3470 1048 digits
n = 4186 1264 digits
n = 4670 1409 digits
n = 5032 1518 digits
n = 6554 1977 digits
n = 10114 3048 digits
n = 14254 4295 digits
n = 23594 7106 digits
n = 56554 17028 digits
n = 99674 30008 digits
n = 128354 38642 digits
n = 156050 46979 digits
n = 558266 168058 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 566304 170478 digits Oct 2010 Wes Cure; PSieve; srsieve; PrimeGrid; LLR
n = 831376 250273 digits Apr 2012 Robin Schulz; PSieve; srsieve; PrimeGrid; LLR
n = 942446 283708 digits Jul 2012 Detlef Gleim; PSieve; srsieve; PrimeGrid; LLR
n = 1292042 388947 digits Aug 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
k: 1329
max n: 2.372.760
n = 1 4 digits
n = 11 7 digits
n = 22 10 digits
n = 37 15 digits
n = 65 23 digits
n = 67 24 digits
n = 95 32 digits
n = 106 36 digits
n = 130 43 digits
n = 214 68 digits
n = 221 70 digits
n = 257 81 digits
n = 274 86 digits
n = 310 97 digits
n = 341 106 digits
n = 347 108 digits
n = 391 121 digits
n = 634 194 digits
n = 994 303 digits
n = 2254 682 digits
n = 2377 719 digits
n = 3265 986 digits
n = 3874 1170 digits
n = 5657 1707 digits
n = 6337 1911 digits
n = 8831 2662 digits
n = 10625 3202 digits Oct 1997 Henri Lifchitz; Proth
n = 15727 4738 digits
n = 31211 9399 digits Dec 1998 Tadashi Taura; Proth
n = 83147 25033 digits
n = 104047 31325 digits
n = 125891 37901 digits
n = 166865 50235 digits
n = 168725 50795 digits
n = 170161 51227 digits Sep 2003 Anton Oleynick; Proth
n = 179177 53941 digits Sep 2003 Anton Oleynick; Proth
n = 285190 85854 digits Mar 2006 Peter Benson; NewPGen; LLR
n = 325867 98099 digits Apr 2006 Peter Benson; NewPGen; OpenPFGW; Proth
n = 415225 124999 digits Aug 2007 Claude Dulaurens; PPSE; PrimeGrid
n = 655411 197302 digits Mar 2011 Yong Tang; PSieve; srsieve; PrimeGrid; LLR
n = 956785 288025 digits Jul 2012 Eunseok Oh; PSieve; srsieve; PrimeGrid; LLR
k: 1331
max n: 2.373.372
n = 1 4 digits
n = 7 6 digits
n = 35 14 digits
n = 71 25 digits
n = 85 29 digits
n = 173 56 digits
n = 193 62 digits
n = 253 80 digits
n = 341 106 digits
n = 1013 309 digits
n = 9325 2811 digits
n = 10307 3106 digits
n = 10351 3120 digits
n = 19855 5981 digits Oct 1996 Patrick Demichel
n = 57257 17240 digits
n = 82241 24761 digits
n = 211883 63787 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 275593 82965 digits Jan 2006 Peter Benson; NewPGen; LLR
n = 297503 89561 digits May 2006 Peter Benson; NewPGen; LLR
n = 899581 270804 digits Jun 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1669481 502567 digits Feb 2022 Bryan Little; PSieve; srsieve; PrimeGrid; LLR
k: 1333
max n: 2.372.779
n = 2 4 digits
n = 6 5 digits
n = 20 10 digits
n = 30 13 digits
n = 38 15 digits
n = 390 121 digits
n = 3720 1123 digits
n = 5150 1554 digits
n = 15666 4720 digits
n = 17772 5354 digits Jul 1996 Patrick Demichel
n = 23600 7108 digits
n = 191078 57524 digits
n = 266852 80334 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 322458 97073 digits Mar 2006 Peter Benson; FermFact; LLR
n = 1714656 516167 digits Oct 2022 Dr. James Scott Brown; PPSE; PrimeGrid
k: 1335
max n: 2.373.110
n = 1 4 digits
n = 7 6 digits
n = 15 8 digits
n = 18 9 digits
n = 19 9 digits
n = 57 21 digits
n = 66 23 digits
n = 87 30 digits
n = 169 54 digits
n = 232 73 digits
n = 265 83 digits
n = 268 84 digits
n = 282 89 digits
n = 319 100 digits
n = 648 199 digits
n = 927 283 digits
n = 931 284 digits
n = 1296 394 digits
n = 1455 442 digits
n = 2958 894 digits
n = 4288 1294 digits
n = 13746 4142 digits
n = 15489 4666 digits
n = 17505 5273 digits Jul 1998 Ray Ballinger; Proth
n = 17659 5320 digits Dec 1997 James Carpenter; Proth
n = 26356 7938 digits Dec 1998 Tadashi Taura; Proth
n = 44598 13429 digits
n = 54027 16267 digits Oct 1998 Tadashi Taura; Proth
n = 60481 18210 digits
n = 106830 32163 digits
n = 153126 46099 digits
n = 237295 71437 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 286392 86216 digits Mar 2006 Peter Benson; NewPGen; LLR
n = 373938 112570 digits Jan 2007 Peter Benson; FermFact; LLR
n = 519561 156407 digits Nov 2008 Steven Harvey; FermFact; OpenPFGW
n = 641568 193135 digits Feb 2011 Pablo Marin; PSieve; srsieve; PrimeGrid; LLR
n = 793537 238882 digits Mar 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1392186 419093 digits Feb 2016 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1626480 489623 digits Feb 2021 Devlin Skahill; PSieve; srsieve; PrimeGrid; LLR
n = 2314017 696592 digits Oct 2025 Mincong Liang; PPSE; PrimeGrid
k: 1337
max n: 2.373.038
n = 15 8 digits
n = 43 17 digits
n = 55 20 digits
n = 79 27 digits
n = 123 41 digits
n = 315 98 digits
n = 1303 396 digits
n = 2071 627 digits
n = 2751 832 digits
n = 3079 930 digits
n = 4095 1236 digits
n = 6723 2027 digits Mar 1996 Patrick Demichel
n = 66363 19981 digits
n = 219355 66036 digits Aug 2005 Peter Benson; NewPGen; LLR
k: 1339
max n: 2.373.306
n = 10 7 digits
n = 26 11 digits
n = 106 36 digits
n = 290 91 digits
n = 690 211 digits
n = 2954 893 digits
n = 4874 1471 digits
n = 5986 1806 digits
n = 7874 2374 digits
n = 12130 3655 digits
n = 21130 6364 digits Oct 1998 Ray Ballinger; Proth
n = 24330 7328 digits Dec 1998 Tadashi Taura; Proth
n = 96138 28944 digits
n = 735546 221425 digits Dec 2011 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1813578 545945 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
k: 1341
max n: 2.372.603
n = 1 4 digits
n = 3 5 digits
n = 9 6 digits
n = 12 7 digits
n = 16 8 digits
n = 19 9 digits
n = 24 11 digits
n = 25 11 digits
n = 28 12 digits
n = 45 17 digits
n = 92 31 digits
n = 104 35 digits
n = 109 36 digits
n = 152 49 digits
n = 181 58 digits
n = 187 60 digits
n = 283 89 digits
n = 288 90 digits
n = 443 137 digits
n = 489 151 digits
n = 572 176 digits
n = 824 252 digits
n = 1072 326 digits
n = 1216 370 digits
n = 2313 700 digits
n = 3261 985 digits
n = 3371 1018 digits
n = 3947 1192 digits
n = 5203 1570 digits
n = 5984 1805 digits
n = 9169 2764 digits
n = 9349 2818 digits
n = 9364 2822 digits
n = 9796 2953 digits
n = 9912 2987 digits
n = 14641 4411 digits Feb 1998 Baptiste Heyman; Proth
n = 32452 9773 digits
n = 33379 10052 digits
n = 42561 12816 digits
n = 59828 18014 digits
n = 63952 19255 digits
n = 177419 53412 digits Sep 2003 Anton Oleynick; Proth
n = 203809 61356 digits Jul 2005 Peter Benson; NewPGen; PRP; OpenPFGW
n = 329868 99304 digits May 2006 Peter Benson; FermFact; LLR
n = 359491 108221 digits Oct 2006 Peter Benson; FermFact; LLR
n = 1020441 307187 digits Oct 2012 Marian Vicena; PSieve; srsieve; PrimeGrid; LLR
n = 1024352 308364 digits Oct 2012 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 1554556 467972 digits Jan 2020 Richard Mortimore; PSieve; srsieve; PrimeGrid; LLR
n = 1764896 531290 digits Oct 2023 ZinSig Kim; PPSE; PrimeGrid
n = 3340681 1005649 digits Nov 2020 Steven Wong; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1343
max n: 2.373.373
n = 1 4 digits
n = 17 9 digits
n = 29 12 digits
n = 181 58 digits
n = 469 145 digits
n = 1333 405 digits
n = 3209 970 digits
n = 12313 3710 digits
n = 66601 20053 digits
n = 151757 45687 digits
n = 163529 49231 digits
n = 180053 54205 digits
n = 217777 65561 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 637109 191793 digits
n = 746477 224716 digits Dec 2011 Eli T. Drumm; PSieve; srsieve; PrimeGrid; LLR
n = 1160017 349204 digits Sep 2013 Gil Emery; PSieve; srsieve; PrimeGrid; LLR
n = 1690429 508873 digits May 2022 Philippe Nodirahl; PPSE; PrimeGrid
k: 1345
max n: 2.372.527
n = 2 4 digits
n = 4 5 digits
n = 8 6 digits
n = 10 7 digits
n = 14 8 digits
n = 20 10 digits
n = 22 10 digits
n = 28 12 digits
n = 32 13 digits
n = 46 17 digits
n = 58 21 digits
n = 66 23 digits
n = 80 28 digits
n = 86 30 digits
n = 116 39 digits
n = 126 42 digits
n = 146 48 digits
n = 152 49 digits
n = 198 63 digits
n = 338 105 digits
n = 372 116 digits
n = 396 123 digits
n = 630 193 digits
n = 824 252 digits
n = 1064 324 digits
n = 1416 430 digits
n = 1458 443 digits
n = 1648 500 digits
n = 1914 580 digits
n = 1954 592 digits
n = 2406 728 digits
n = 2416 731 digits
n = 2864 866 digits
n = 4438 1340 digits
n = 5486 1655 digits
n = 5736 1730 digits
n = 6210 1873 digits
n = 8158 2459 digits May 1996 Patrick Demichel
n = 13310 4010 digits
n = 15644 4713 digits
n = 45858 13808 digits
n = 52668 15858 digits
n = 75590 22758 digits
n = 107298 32304 digits
n = 158996 47866 digits
n = 165532 49834 digits
n = 217172 65379 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 230608 69424 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 258880 77934 digits Nov 2005 Peter Benson; NewPGen; LLR
n = 336822 101397 digits Jun 2006 Lennart Vogel; PPSE; PrimeGrid
n = 447188 134621 digits Feb 2008 Brook Harste; PPSE; PrimeGrid
n = 493376 148525 digits Mar 2010 Anders Granström; PSieve; srsieve; PrimeGrid; LLR
n = 546606 164548 digits Sep 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 642276 193348 digits Feb 2011 Michael Herder; PSieve; srsieve; PrimeGrid; LLR
n = 684044 205921 digits Aug 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 1018956 306740 digits Oct 2012 Tom Pepper; PSieve; srsieve; PrimeGrid; LLR
n = 1439774 433419 digits Feb 2017 Shaun Cox; PSieve; srsieve; PrimeGrid; LLR
n = 2327162 700549 digits Dec 2025 Rico Gefreiter; PPSE; PrimeGrid
k: 1347
max n: 2.373.446
n = 6 5 digits
n = 12 7 digits
n = 14 8 digits
n = 20 10 digits
n = 44 17 digits
n = 54 20 digits
n = 59 21 digits
n = 96 33 digits
n = 344 107 digits
n = 767 235 digits
n = 812 248 digits
n = 1356 412 digits
n = 2636 797 digits
n = 3126 945 digits
n = 3996 1207 digits
n = 4014 1212 digits
n = 7700 2322 digits May 1996 Patrick Demichel
n = 9296 2802 digits
n = 16998 5121 digits Jul 1998 Ray Ballinger; Proth
n = 18380 5537 digits Oct 1996 Patrick Demichel
n = 19604 5905 digits Oct 1996 Patrick Demichel
n = 61374 18479 digits
n = 67428 20301 digits
n = 86558 26060 digits
n = 93539 28162 digits
n = 167843 50529 digits
n = 175700 52895 digits Sep 2003 Anton Oleynick; Proth
n = 485136 146044 digits Apr 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 1376612 414405 digits Feb 2016 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1592795 479483 digits Sep 2020 Lee Stephens; PSieve; srsieve; PrimeGrid; LLR
n = 1963380 591040 digits May 2024 Derek Gordon; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1972022 593641 digits Jun 2024 Derek Gordon; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1349
max n: 2.372.870
n = 1 4 digits
n = 7 6 digits
n = 9 6 digits
n = 51 19 digits
n = 69 24 digits
n = 97 33 digits
n = 159 51 digits
n = 193 62 digits
n = 363 113 digits
n = 471 145 digits
n = 1093 333 digits
n = 1429 434 digits
n = 1693 513 digits
n = 1887 572 digits
n = 3961 1196 digits
n = 8439 2544 digits May 1996 Patrick Demichel
n = 16267 4900 digits
n = 18183 5477 digits Aug 1998 Ray Ballinger; Proth
n = 18879 5687 digits Aug 1998 Ray Ballinger; Proth
n = 21459 6463 digits Oct 1998 Ray Ballinger; Proth
n = 25095 7558 digits Dec 1998 Tadashi Taura; Proth
n = 42565 12817 digits
n = 44319 13345 digits
n = 63355 19075 digits
n = 78651 23680 digits
n = 158979 47861 digits
n = 174069 52404 digits Sep 2003 Anton Oleynick; Proth
n = 249489 75107 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 696595 209700 digits Sep 2011 John Mohr; PSieve; srsieve; PrimeGrid; LLR
n = 1669941 502706 digits Feb 2022 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
k: 1351
max n: 2.373.319
n = 4 5 digits
n = 16 8 digits
n = 32 13 digits
n = 64 23 digits
n = 76 27 digits
n = 196 63 digits
n = 472 146 digits
n = 776 237 digits
n = 1400 425 digits
n = 2320 702 digits
n = 16112 4854 digits
n = 45104 13581 digits
n = 70232 21146 digits
n = 174128 52421 digits Sep 2003 Anton Oleynick; Proth
n = 186076 56018 digits
n = 195836 58956 digits
n = 305944 92102 digits Jan 2006 Peter Benson; FermFact; LLR
n = 311864 93884 digits Feb 2006 Peter Benson; FermFact; LLR
n = 609896 183601 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 617684 185945 digits Jan 2011 Gary Van Meter; PSieve; srsieve; PrimeGrid; LLR
n = 625196 188206 digits Feb 2011 Sakura Kinomoto; PSieve; srsieve; PrimeGrid; LLR
n = 785648 236507 digits Mar 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 789356 237623 digits Mar 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1061672 319599 digits Mar 2013 Fedya Bard; PSieve; srsieve; PrimeGrid; LLR
k: 1353
max n: 2.372.817
n = 1 4 digits
n = 2 4 digits
n = 4 5 digits
n = 8 6 digits
n = 17 9 digits
n = 24 11 digits
n = 29 12 digits
n = 34 14 digits
n = 36 14 digits
n = 40 16 digits
n = 77 27 digits
n = 98 33 digits
n = 136 45 digits
n = 149 48 digits
n = 261 82 digits
n = 321 100 digits
n = 373 116 digits
n = 454 140 digits
n = 465 144 digits
n = 492 152 digits
n = 514 158 digits
n = 589 181 digits
n = 632 194 digits
n = 816 249 digits
n = 1005 306 digits
n = 1096 334 digits
n = 1106 337 digits
n = 1253 381 digits
n = 1774 538 digits
n = 1837 557 digits
n = 2249 681 digits
n = 2570 777 digits
n = 3681 1112 digits
n = 4977 1502 digits
n = 4996 1508 digits
n = 8546 2576 digits May 1996 Patrick Demichel
n = 11038 3326 digits May 1996 Patrick Demichel
n = 12710 3830 digits
n = 15074 4541 digits
n = 15905 4792 digits
n = 23434 7058 digits 1996 Patrick Demichel
n = 25033 7539 digits Dec 1998 Tadashi Taura; Proth
n = 26654 8027 digits Dec 1998 Tadashi Taura; Proth
n = 27814 8376 digits Dec 1998 Tadashi Taura; Proth
n = 28984 8729 digits Dec 1998 Tadashi Taura; Proth
n = 32530 9796 digits
n = 63725 19187 digits
n = 65124 19608 digits
n = 82973 24981 digits
n = 88034 26505 digits
n = 94360 28409 digits
n = 95229 28670 digits
n = 104240 31383 digits
n = 106561 32082 digits
n = 126232 38003 digits
n = 132626 39928 digits Aug 2001 Jim Fougeron; FermFact; OpenPFGW
n = 155524 46821 digits
n = 158602 47748 digits
n = 168029 50585 digits
n = 171189 51537 digits Sep 2003 Anton Oleynick; Proth
n = 207200 62377 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 303864 91476 digits Dec 2005 Peter Benson; FermFact; LLR
n = 318112 95765 digits Mar 2006 Peter Benson; FermFact; LLR
n = 398992 120112 digits May 2007 Gary Craig; PPSE; PrimeGrid
n = 586186 176463 digits Dec 2010 Jerry L. Shaw; PSieve; srsieve; PrimeGrid; LLR
n = 738161 222212 digits Dec 2011 Steffen Gröger; PSieve; srsieve; PrimeGrid; LLR
n = 981544 295478 digits Sep 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1089304 327917 digits Mar 2013 Antonín Guman; PSieve; srsieve; PrimeGrid; LLR
n = 1090870 328388 digits Mar 2013 Heinz Durstewitz; PSieve; srsieve; PrimeGrid; LLR
n = 1124153 338407 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1281777 385857 digits Jun 2014 Gil Emery; PSieve; srsieve; PrimeGrid; LLR
n = 1288188 387787 digits Aug 2014 John R H Graham; PSieve; srsieve; PrimeGrid; LLR
n = 1335620 402065 digits Jan 2015 Hiroshi Yoshida; PSieve; srsieve; PrimeGrid; LLR
n = 1859057 559636 digits Feb 2024 Konstantin Manz; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1894932 570435 digits Feb 2024 Mickaël Carlier; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1908957 574657 digits Feb 2024 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1355
max n: 2.372.776
n = 1 4 digits
n = 11 7 digits
n = 15 8 digits
n = 17 9 digits
n = 19 9 digits
n = 47 18 digits
n = 251 79 digits
n = 321 100 digits
n = 633 194 digits
n = 817 250 digits
n = 1141 347 digits
n = 1643 498 digits
n = 1973 598 digits
n = 2651 802 digits
n = 2931 886 digits
n = 3281 991 digits
n = 3579 1081 digits
n = 4079 1232 digits
n = 6751 2036 digits Mar 1996 Patrick Demichel
n = 15199 4579 digits
n = 27167 8182 digits Dec 1998 Tadashi Taura; Proth
n = 55827 16809 digits
n = 89223 26862 digits
n = 129661 39035 digits
n = 147731 44475 digits
n = 148077 44579 digits
n = 290647 87497 digits Apr 2006 Peter Benson; NewPGen; LLR
n = 374317 112684 digits Jan 2007 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 379379 114208 digits Feb 2007 Peter Benson; FermFact; LLR
n = 1194487 359580 digits Oct 2013 Guo Hua Miao; PSieve; srsieve; PrimeGrid; LLR
n = 2337415 703636 digits Jan 2026 PPSE; PrimeGrid
k: 1357
max n: 2.372.835
n = 4 5 digits
n = 10 7 digits
n = 16 8 digits
n = 34 14 digits
n = 52 19 digits
n = 3502 1058 digits May 1996 Patrick Demichel
n = 4300 1298 digits
n = 9232 2783 digits
n = 14458 4356 digits
n = 16132 4860 digits
n = 69556 20942 digits
n = 71242 21450 digits
n = 79096 23814 digits
n = 93460 28138 digits
n = 177874 53549 digits Sep 2003 Anton Oleynick; Proth
n = 454900 136942 digits Mar 2008 Peter Benson; FermFact; LLR
n = 574984 173091 digits Nov 2010 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 1112452 334885 digits Jun 2013 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1231324 370669 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1238926 372958 digits Jan 2014 Miaomiao Li; PSieve; srsieve; PrimeGrid; LLR
n = 1333834 401528 digits Jan 2015 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
k: 1359
max n: 2.372.440
n = 1 4 digits
n = 2 4 digits
n = 9 6 digits
n = 14 8 digits
n = 25 11 digits
n = 27 12 digits
n = 29 12 digits
n = 37 15 digits
n = 39 15 digits
n = 53 20 digits
n = 61 22 digits
n = 69 24 digits
n = 183 59 digits
n = 203 65 digits
n = 290 91 digits
n = 374 116 digits
n = 615 189 digits
n = 841 257 digits
n = 885 270 digits
n = 1138 346 digits
n = 1249 380 digits
n = 1487 451 digits
n = 1821 552 digits
n = 2403 727 digits
n = 2474 748 digits
n = 2967 897 digits
n = 4779 1442 digits
n = 4837 1460 digits
n = 6301 1900 digits
n = 6385 1926 digits
n = 6479 1954 digits
n = 10085 3040 digits
n = 12210 3679 digits
n = 14970 4510 digits
n = 16547 4985 digits
n = 38669 11644 digits
n = 58077 17487 digits
n = 75558 22749 digits
n = 95381 28716 digits
n = 119882 36092 digits
n = 121218 36494 digits
n = 144759 43580 digits
n = 161317 48565 digits
n = 165210 49737 digits
n = 240885 72517 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 305697 92028 digits Jan 2006 Peter Benson; FermFact; LLR
n = 496282 149399 digits
n = 568709 171202 digits Nov 2010 Thomas Brands; PSieve; srsieve; PrimeGrid; LLR
n = 810995 244137 digits Mar 2012 Ivan Osychenko; PSieve; srsieve; PrimeGrid; LLR
n = 906867 272998 digits Jun 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 998329 300531 digits Sep 2012 Michael Millerick; PSieve; srsieve; PrimeGrid; LLR
n = 1139451 343013 digits Aug 2013 Tetsuya Watanabe; PSieve; srsieve; PrimeGrid; LLR
n = 1330821 400621 digits Jan 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1361950 409991 digits Oct 2015 Shaun Cox; PSieve; srsieve; PrimeGrid; LLR
n = 1534287 461870 digits Mar 2019 Florian Leudesdorff; PSieve; srsieve; PrimeGrid; LLR
n = 1908042 574382 digits Feb 2024 Jeffrey Mangio; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3468725 1044194 digits May 2023 Ryan Propper; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1361
max n: 2.372.800
n = 3 5 digits
n = 9 6 digits
n = 11 7 digits
n = 21 10 digits
n = 23 11 digits
n = 39 15 digits
n = 51 19 digits
n = 57 21 digits
n = 59 21 digits
n = 75 26 digits
n = 81 28 digits
n = 93 32 digits
n = 113 38 digits
n = 155 50 digits
n = 233 74 digits
n = 405 126 digits
n = 471 145 digits
n = 705 216 digits
n = 801 245 digits
n = 1025 312 digits
n = 1073 327 digits
n = 1101 335 digits
n = 3465 1047 digits
n = 4157 1255 digits
n = 10115 3049 digits
n = 10913 3289 digits
n = 12461 3755 digits
n = 15053 4535 digits Nov 1997 Henri Lifchitz; Proth
n = 45849 13806 digits
n = 63779 19203 digits
n = 86459 26030 digits
n = 91071 27419 digits
n = 175793 52923 digits Oct 2003 Anton Oleynick; Proth
n = 359841 108327 digits Oct 2006 Peter Benson; FermFact; LLR
n = 898739 270551 digits Jun 2012 Takeshi Sasahara; PSieve; srsieve; PrimeGrid; LLR
n = 1502039 452162 digits Sep 2018 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
k: 1363
max n: 2.373.045
n = 16 8 digits
n = 76 27 digits
n = 132 43 digits
n = 154 50 digits
n = 186 60 digits
n = 646 198 digits
n = 778 238 digits
n = 892 272 digits
n = 1596 484 digits
n = 2908 879 digits
n = 26634 8021 digits Dec 1998 Tadashi Taura; Proth
n = 46492 13999 digits
n = 57364 17272 digits
n = 67032 20182 digits
n = 79024 23792 digits
n = 122304 36821 digits
n = 167314 50370 digits
n = 182286 54877 digits
n = 201388 60627 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 275788 83024 digits Jan 2006 Peter Benson; NewPGen; LLR
n = 793354 238827 digits Mar 2012 Shinya Matsuo; PSieve; srsieve; PrimeGrid; LLR
n = 1216078 366080 digits Nov 2013 Bobby White; PSieve; srsieve; PrimeGrid; LLR
k: 1365
max n: 2.372.785
n = 1 4 digits
n = 4 5 digits
n = 7 6 digits
n = 10 7 digits
n = 11 7 digits
n = 12 7 digits
n = 14 8 digits
n = 17 9 digits
n = 20 10 digits
n = 39 15 digits
n = 42 16 digits
n = 46 17 digits
n = 48 18 digits
n = 52 19 digits
n = 54 20 digits
n = 61 22 digits
n = 73 26 digits
n = 76 27 digits
n = 83 29 digits
n = 96 33 digits
n = 101 34 digits
n = 109 36 digits
n = 118 39 digits
n = 138 45 digits
n = 148 48 digits
n = 171 55 digits
n = 194 62 digits
n = 222 70 digits
n = 241 76 digits
n = 260 82 digits
n = 262 83 digits
n = 269 85 digits
n = 301 94 digits
n = 318 99 digits
n = 468 145 digits
n = 503 155 digits
n = 570 175 digits
n = 630 193 digits
n = 806 246 digits
n = 829 253 digits
n = 1148 349 digits
n = 1819 551 digits
n = 1860 564 digits
n = 2320 702 digits
n = 2328 704 digits
n = 2724 824 digits
n = 3701 1118 digits
n = 3973 1200 digits
n = 4323 1305 digits
n = 4680 1412 digits
n = 6004 1811 digits
n = 8604 2594 digits May 1996 Patrick Demichel
n = 9659 2911 digits
n = 13154 3963 digits
n = 17443 5255 digits Jul 1996 Patrick Demichel
n = 18056 5439 digits Aug 1998 Ray Ballinger; Proth
n = 18313 5516 digits Nov 1997 Henri Lifchitz; Proth
n = 20072 6046 digits Aug 1998 Ray Ballinger; Proth
n = 20896 6294 digits Oct 1996 Patrick Demichel
n = 27700 8342 digits Dec 1998 Tadashi Taura; Proth
n = 30700 9245 digits Dec 1998 Tadashi Taura; Proth
n = 35342 10643 digits Nov 1998 Tadashi Taura; Proth
n = 35678 10744 digits
n = 38206 11505 digits Feb 1999 Jefferson M Wolski; Proth
n = 42948 12932 digits
n = 48277 14536 digits
n = 68179 20528 digits
n = 97634 29394 digits
n = 115926 34901 digits
n = 161410 48593 digits
n = 171016 51485 digits Oct 2003 Anton Oleynick; Proth
n = 289420 87128 digits Mar 2006 Peter Benson; NewPGen; LLR
n = 318221 95798 digits Mar 2006 Peter Benson; FermFact; LLR
n = 392666 118208 digits Apr 2007 Peter Benson; FermFact; LLR
n = 397883 119778 digits May 2007 Peter Benson; FermFact; LLR
n = 405952 122207 digits Jun 2007 Philipp Bliedung; PPSE; PrimeGrid
n = 465290 140070 digits Mar 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 499547 150382 digits May 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 524844 157997 digits Jul 2010 Jim Wilkins; PSieve; srsieve; PrimeGrid; LLR
n = 541768 163092 digits Aug 2010 Jan Dupont; PSieve; srsieve; PrimeGrid; LLR
n = 640591 192841 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 650969 195965 digits Feb 2011 Ikumi Yuki; PSieve; srsieve; PrimeGrid; LLR
n = 700556 210892 digits Feb 2010 Dmitry Domanov; PSieve; srsieve; PrimeGrid; LLR
n = 802611 241614 digits Mar 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 946216 284843 digits Jul 2012 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1152143 346833 digits Oct 2012 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 1188377 357741 digits Nov 2012 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 1209522 364106 digits Nov 2012 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 1670208 502786 digits Mar 2015 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 1931200 581353 digits Jan 2016 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 2372586 714223 digits Nov 2016 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 3605491 1085365 digits May 2022 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 3872811 1165836 digits Aug 2023 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 4768348 1435419 digits Jul 2025 Takahiko Ogawa; LLR2; srsieve; NewPGen; LLR
k: 1367
max n: 2.373.411
n = 3 5 digits
n = 75 26 digits
n = 175 56 digits
n = 311 97 digits
n = 479 148 digits
n = 511 157 digits
n = 515 159 digits
n = 815 249 digits
n = 1279 389 digits
n = 2323 703 digits
n = 15095 4548 digits
n = 15355 4626 digits
n = 24895 7498 digits Dec 1998 Tadashi Taura; Proth
n = 25539 7692 digits Dec 1998 Tadashi Taura; Proth
n = 40039 12057 digits
n = 42355 12754 digits
n = 69783 21010 digits
n = 102423 30836 digits Dec 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 109019 32822 digits
n = 181191 54548 digits
n = 278935 83971 digits Feb 2006 Peter Benson; NewPGen; LLR
n = 383351 115404 digits Feb 2007 Peter Benson; FermFact; LLR
n = 1214091 365481 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1360251 409480 digits Oct 2015 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1792503 539601 digits Jan 2024 Gary Bauer; PPSE; PrimeGrid
k: 1369
max n: 2.372.641
n = 2 4 digits
n = 10 7 digits
n = 14 8 digits
n = 34 14 digits
n = 54 20 digits
n = 102 34 digits
n = 170 55 digits
n = 250 79 digits
n = 910 278 digits
n = 1042 317 digits
n = 4054 1224 digits
n = 4482 1353 digits
n = 14650 4414 digits Mar 1998 Baptiste Heyman; Proth
n = 23250 7003 digits
n = 173790 52320 digits Oct 2003 Anton Oleynick; Proth
n = 192862 58061 digits
n = 222314 66927 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 303842 91469 digits Dec 2005 Peter Benson; FermFact; LLR
n = 551222 165938 digits Sep 2010 Vid Vidmar; PSieve; srsieve; PrimeGrid; LLR
n = 680094 204732 digits Aug 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1118494 336704 digits
n = 1533302 461574 digits Mar 2019 Vadim Bulanov; PSieve; srsieve; PrimeGrid; LLR
k: 1371
max n: 2.373.416
n = 4 5 digits
n = 16 8 digits
n = 20 10 digits
n = 40 16 digits
n = 44 17 digits
n = 65 23 digits
n = 79 27 digits
n = 200 64 digits
n = 359 112 digits
n = 376 117 digits
n = 575 177 digits
n = 604 185 digits
n = 703 215 digits
n = 967 295 digits
n = 1147 349 digits
n = 3019 912 digits
n = 8012 2415 digits May 1996 Patrick Demichel
n = 10123 3051 digits
n = 11632 3505 digits
n = 36340 10943 digits Feb 1999 David Hanson; Proth
n = 85876 25855 digits
n = 112619 33905 digits
n = 118016 35530 digits
n = 122075 36752 digits
n = 198092 59635 digits
n = 234107 70477 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 320092 96361 digits Mar 2006 Peter Benson; FermFact; LLR
n = 424784 127876 digits Oct 2007 Adrian Schori; PPSE; PrimeGrid
n = 932321 280660 digits Jul 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 972151 292650 digits Aug 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1062571 319869 digits Mar 2013 Yegor Ryabchikov; PSieve; srsieve; PrimeGrid; LLR
n = 1072027 322716 digits Mar 2013 Peter van der Laan; PSieve; srsieve; PrimeGrid; LLR
n = 1606867 483719 digits Oct 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1633376 491699 digits Feb 2021 Ward De Ridder; PSieve; srsieve; PrimeGrid; LLR
n = 1784944 537325 digits Dec 2023 Jan Kožíšek; PPSE; PrimeGrid
k: 1373
max n: 2.373.452
n = 45 17 digits
n = 225 71 digits
n = 237 75 digits
n = 825 252 digits
n = 1277 388 digits
n = 11737 3537 digits
n = 22693 6835 digits
n = 36945 11125 digits
n = 80897 24356 digits
n = 92425 27826 digits
n = 791793 238357 digits Mar 2012 Michael Herman; PSieve; srsieve; PrimeGrid; LLR
n = 2259953 680317 digits Mar 2025 Jonathan Sipes; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1375
max n: 2.373.216
n = 2 4 digits
n = 6 5 digits
n = 12 7 digits
n = 30 13 digits
n = 74 26 digits
n = 86 30 digits
n = 90 31 digits
n = 240 76 digits
n = 318 99 digits
n = 338 105 digits
n = 554 170 digits
n = 1824 553 digits
n = 2160 654 digits
n = 4776 1441 digits
n = 5214 1573 digits
n = 10326 3112 digits
n = 12552 3782 digits
n = 15902 4791 digits
n = 16830 5070 digits Jul 1998 Ray Ballinger; Proth
n = 18434 5553 digits Aug 1998 Ray Ballinger; Proth
n = 23426 7056 digits
n = 28848 8688 digits Dec 1998 Tadashi Taura; Proth
n = 35402 10661 digits
n = 45782 13785 digits
n = 50294 15144 digits
n = 73686 22185 digits
n = 73770 22211 digits
n = 74390 22397 digits
n = 93750 28225 digits
n = 323382 97351 digits Apr 2006 Peter Benson; FermFact; LLR
n = 821666 247350 digits Apr 2012 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 874166 263154 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1921782 578518 digits Feb 2024 Michael Bowe; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3443850 1036706 digits Jan 2023 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1377
max n: 2.372.934
n = 6 5 digits
n = 10 7 digits
n = 16 8 digits
n = 18 9 digits
n = 22 10 digits
n = 28 12 digits
n = 30 13 digits
n = 31 13 digits
n = 39 15 digits
n = 40 16 digits
n = 42 16 digits
n = 75 26 digits
n = 76 27 digits
n = 78 27 digits
n = 118 39 digits
n = 136 45 digits
n = 142 46 digits
n = 171 55 digits
n = 247 78 digits
n = 270 85 digits
n = 306 96 digits
n = 367 114 digits
n = 748 229 digits
n = 1150 350 digits
n = 1206 367 digits
n = 2176 659 digits
n = 2806 848 digits
n = 13168 3968 digits
n = 13576 4090 digits
n = 16948 5105 digits Jul 1998 Ray Ballinger; Proth
n = 24546 7393 digits Dec 1998 Tadashi Taura; Proth
n = 35238 10611 digits
n = 140356 42255 digits
n = 151102 45490 digits
n = 167647 50470 digits
n = 173272 52164 digits Oct 2003 Anton Oleynick; Proth
n = 175855 52941 digits Oct 2003 Anton Oleynick; Proth
n = 183970 55384 digits
n = 193552 58269 digits
n = 224067 67455 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 267307 80471 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 372810 112231 digits Jan 2007 Peter Benson; FermFact; LLR
n = 481426 144927 digits Apr 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 609078 183354 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 761823 229335 digits Dec 2011 Jim Foody; PSieve; srsieve; PrimeGrid; LLR
k: 1379
max n: 2.372.638
n = 5 5 digits
n = 9 6 digits
n = 17 9 digits
n = 25 11 digits
n = 37 15 digits
n = 109 36 digits
n = 135 44 digits
n = 169 55 digits
n = 369 115 digits
n = 929 283 digits
n = 2725 824 digits
n = 3789 1144 digits
n = 6505 1962 digits
n = 19137 5764 digits Aug 1998 Ray Ballinger; Proth
n = 20465 6164 digits Sep 1998 Ray Ballinger; Proth
n = 28549 8598 digits Dec 1998 Tadashi Taura; Proth
n = 43185 13004 digits May 2000 Thom Adams; Proth
n = 97585 29380 digits
n = 187817 56542 digits
n = 237485 71494 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 260285 78357 digits Nov 2005 Peter Benson; NewPGen; LLR
n = 268317 80775 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 615117 185172 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 786415 236738 digits Mar 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 926895 279027 digits Jun 2012 Kouhei Ohyanagi; PSieve; srsieve; PrimeGrid; LLR
n = 1506415 453480 digits Nov 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1696647 510745 digits Jun 2022 Randall Scalise; PPSE; PrimeGrid
k: 1381
max n: 2.373.460
n = 12 7 digits
n = 28 12 digits
n = 48 18 digits
n = 132 43 digits
n = 692 212 digits
n = 3152 952 digits
n = 5100 1539 digits
n = 6512 1964 digits
n = 7324 2208 digits May 1996 Patrick Demichel
n = 10224 3081 digits
n = 10504 3166 digits
n = 16192 4878 digits
n = 22624 6814 digits
n = 59212 17828 digits
n = 64404 19391 digits
n = 68160 20522 digits
n = 68508 20627 digits
n = 68952 20760 digits
n = 142400 42870 digits
n = 154160 46410 digits
n = 416688 125439 digits Aug 2007 Adrian Schori; PPSE; PrimeGrid
n = 455340 137075 digits Mar 2008 Peter Benson; FermFact; LLR
n = 943712 284089 digits Jul 2012 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1391828 418986 digits Feb 2016 Edvin Grabar; PSieve; srsieve; PrimeGrid; LLR
k: 1383
max n: 2.372.785
n = 1 4 digits
n = 4 5 digits
n = 5 5 digits
n = 6 5 digits
n = 26 11 digits
n = 38 15 digits
n = 56 20 digits
n = 64 23 digits
n = 66 24 digits
n = 161 52 digits
n = 176 57 digits
n = 185 59 digits
n = 217 69 digits
n = 254 80 digits
n = 294 92 digits
n = 337 105 digits
n = 428 132 digits
n = 445 138 digits
n = 458 142 digits
n = 460 142 digits
n = 530 163 digits
n = 910 278 digits
n = 1588 482 digits
n = 1864 565 digits
n = 1957 593 digits
n = 2066 626 digits
n = 2586 782 digits
n = 2766 836 digits
n = 3540 1069 digits
n = 3740 1129 digits
n = 4114 1242 digits
n = 4634 1399 digits
n = 9720 2930 digits
n = 10804 3256 digits
n = 11120 3351 digits May 1996 Patrick Demichel
n = 15346 4623 digits
n = 15758 4747 digits
n = 19404 5845 digits Oct 1996 Patrick Demichel
n = 23924 7205 digits
n = 24084 7254 digits Dec 1998 Tadashi Taura; Proth
n = 54776 16493 digits
n = 82910 24962 digits
n = 101017 30413 digits Dec 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 126185 37989 digits
n = 187640 56489 digits
n = 283386 85311 digits Feb 2006 Peter Benson; NewPGen; LLR
n = 419466 126275 digits Sep 2007 Ronny Willig; PPSE; PrimeGrid
n = 532098 160181 digits Jul 2010 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 563125 169521 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 582956 175491 digits Nov 2010 Dariusz Orsicz; PSieve; srsieve; PrimeGrid; LLR
n = 643044 193579 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 692326 208415 digits Sep 2011 Yuriy Bogachov; PSieve; srsieve; PrimeGrid; LLR
n = 1100160 331185 digits Jun 2013 Eric Pozharski; PSieve; srsieve; PrimeGrid; LLR
n = 1354746 407823 digits Sep 2015 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 1422566 428239 digits Sep 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1655569 498380 digits Jan 2022 Kenneth J. Brazier; PSieve; srsieve; PrimeGrid; LLR
n = 2049905 617087 digits Jan 2025 Louis Meuler; PPSE; PrimeGrid
k: 1385
max n: 2.373.322
n = 11 7 digits
n = 13 8 digits
n = 23 11 digits
n = 61 22 digits
n = 77 27 digits
n = 83 29 digits
n = 317 99 digits
n = 443 137 digits
n = 581 179 digits
n = 749 229 digits
n = 2549 771 digits
n = 5869 1770 digits
n = 9349 2818 digits
n = 13637 4109 digits
n = 21973 6618 digits Oct 1998 Ray Ballinger; Proth
n = 60013 18069 digits
n = 69917 21051 digits
n = 159971 48160 digits
n = 339413 102177 digits Jun 2006 Philipp Bliedung; PPSE; PrimeGrid
n = 563101 169514 digits Oct 2010 Adam Ferralli; PSieve; srsieve; PrimeGrid; LLR
n = 1189055 357945 digits Oct 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1626133 489518 digits Feb 2021 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
n = 1760437 529948 digits Aug 2023 Sanghyeok Lee; PPSE; PrimeGrid
k: 1387
max n: 2.372.707
n = 4 5 digits
n = 8 6 digits
n = 14 8 digits
n = 24 11 digits
n = 26 11 digits
n = 28 12 digits
n = 74 26 digits
n = 76 27 digits
n = 208 66 digits
n = 368 114 digits
n = 636 195 digits
n = 746 228 digits
n = 1560 473 digits
n = 3328 1005 digits
n = 3774 1140 digits
n = 4134 1248 digits
n = 6844 2064 digits Mar 1996 Patrick Demichel
n = 13716 4133 digits
n = 14364 4328 digits
n = 16208 4883 digits
n = 17316 5216 digits Jul 1996 Patrick Demichel
n = 18354 5529 digits Aug 1998 Ray Ballinger; Proth
n = 28268 8513 digits Dec 1998 Tadashi Taura; Proth
n = 46668 14052 digits
n = 125486 37779 digits
n = 151130 45498 digits
n = 160344 48272 digits
n = 170824 51427 digits Oct 2003 Anton Oleynick; Proth
n = 218166 65678 digits Aug 2005 Peter Benson; NewPGen; LLR
n = 244230 73524 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 247576 74531 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 267256 80456 digits Dec 2005 Peter Benson; NewPGen; LLR
n = 372080 112011 digits Jan 2007 Peter Benson; FermFact; LLR
n = 380130 114434 digits Feb 2007 Peter Benson; FermFact; LLR
n = 389536 117266 digits Apr 2007 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 445814 134207 digits Jan 2008 John Murphy; PPSE; PrimeGrid
n = 1971758 593562 digits Jun 2024 Sabrina Tarson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1389
max n: 2.371.657
n = 2 4 digits
n = 3 5 digits
n = 5 5 digits
n = 6 5 digits
n = 21 10 digits
n = 50 19 digits
n = 122 40 digits
n = 126 42 digits
n = 345 107 digits
n = 398 123 digits
n = 614 188 digits
n = 702 215 digits
n = 878 268 digits
n = 1023 312 digits
n = 1094 333 digits
n = 1170 356 digits
n = 1989 602 digits
n = 2343 709 digits
n = 2514 760 digits
n = 2630 795 digits
n = 3339 1009 digits
n = 5166 1559 digits
n = 8538 2574 digits May 1996 Patrick Demichel
n = 11082 3340 digits
n = 15135 4560 digits
n = 15570 4691 digits
n = 19671 5925 digits Mar 1998 Baptiste Heyman; Proth
n = 185849 55950 digits
n = 205526 61873 digits Jul 2005 Peter Benson; NewPGen; LLR
n = 237386 71464 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 291651 87799 digits Apr 2006 Peter Benson; NewPGen; LLR
n = 322394 97054 digits Apr 2006 Peter Benson; FermFact; LLR
n = 340325 102452 digits Jul 2006 Senji Yamashita; PPSE; PrimeGrid
n = 629609 189535 digits Feb 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 857499 258137 digits May 2012 Peter Leschek; PSieve; srsieve; PrimeGrid; LLR
n = 862346 259596 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1335434 402009 digits Jan 2015 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 2009223 604840 digits Oct 2024 Michael Millerick; PPSE; PrimeGrid
k: 1391
max n: 2.373.435
n = 39 15 digits
n = 57 21 digits
n = 99 33 digits
n = 255 80 digits
n = 285 89 digits
n = 499 154 digits
n = 847 259 digits
n = 879 268 digits
n = 1215 369 digits
n = 1335 406 digits
n = 4429 1337 digits
n = 5649 1704 digits
n = 5775 1742 digits
n = 11017 3320 digits
n = 25075 7552 digits Dec 1998 Tadashi Taura; Proth
n = 37485 11288 digits
n = 171199 51540 digits
n = 273507 82337 digits Jan 2006 Peter Benson; NewPGen; LLR
n = 2263549 681400 digits Apr 2025 David Perek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1393
max n: 2.373.129
n = 2 4 digits
n = 6 5 digits
n = 30 13 digits
n = 36 14 digits
n = 50 19 digits
n = 62 22 digits
n = 90 31 digits
n = 172 55 digits
n = 426 132 digits
n = 766 234 digits
n = 942 287 digits
n = 27450 8267 digits Dec 1998 Tadashi Taura; Proth
n = 48026 14461 digits
n = 76330 22981 digits
n = 240172 72303 digits Sep 2005 Peter Benson; NewPGen; LLR
n = 251036 75573 digits Oct 2005 Peter Benson; NewPGen; LLR
n = 329870 99304 digits May 2006 Peter Benson; FermFact; LLR
n = 444892 133929 digits Jan 2008 Dr. James Scott Brown; PPSE; PrimeGrid
n = 666530 200649 digits Apr 2011 Robert Kopaczyk; PSieve; srsieve; PrimeGrid; LLR
n = 1850212 556973 digits Jan 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1978890 595709 digits Jul 2024 Yifei Gao; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1395
max n: 2.372.832
n = 1 4 digits
n = 2 4 digits
n = 3 5 digits
n = 5 5 digits
n = 7 6 digits
n = 11 7 digits
n = 17 9 digits
n = 21 10 digits
n = 26 11 digits
n = 31 13 digits
n = 43 17 digits
n = 46 17 digits
n = 54 20 digits
n = 73 26 digits
n = 113 38 digits
n = 123 41 digits
n = 134 44 digits
n = 163 53 digits
n = 182 58 digits
n = 213 68 digits
n = 346 108 digits
n = 351 109 digits
n = 441 136 digits
n = 561 173 digits
n = 641 197 digits
n = 683 209 digits
n = 738 226 digits
n = 763 233 digits
n = 975 297 digits
n = 1246 379 digits
n = 1261 383 digits
n = 1454 441 digits
n = 1795 544 digits
n = 2185 661 digits
n = 2723 823 digits
n = 3922 1184 digits
n = 4207 1270 digits
n = 4347 1312 digits
n = 5103 1540 digits
n = 5952 1795 digits
n = 7758 2339 digits May 1996 Patrick Demichel
n = 9002 2714 digits
n = 9422 2840 digits
n = 10521 3171 digits
n = 15323 4616 digits
n = 15423 4646 digits
n = 16873 5083 digits May 1996 Patrick Demichel
n = 18814 5667 digits Aug 1998 Ray Ballinger; Proth
n = 24911 7503 digits Dec 1998 Tadashi Taura; Proth
n = 31602 9517 digits Dec 1998 Tadashi Taura; Proth
n = 34541 10402 digits
n = 44531 13409 digits
n = 52263 15736 digits Nov 1998 Tadashi Taura; Proth
n = 59314 17859 digits
n = 68678 20678 digits
n = 106775 32146 digits
n = 134254 40418 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 146995 44254 digits
n = 184105 55425 digits
n = 184375 55506 digits
n = 195311 58798 digits
n = 261535 78734 digits Nov 2005 Peter Benson; NewPGen; LLR
n = 301603 90795 digits Dec 2005 Peter Benson; FermFact; LLR
n = 306565 92289 digits Jan 2006 Peter Benson; FermFact; LLR
n = 317263 95509 digits Mar 2006 Peter Benson; FermFact; LLR
n = 340256 102431 digits Jul 2006 Lennart Vogel; PPSE; PrimeGrid
n = 370322 111482 digits Dec 2006 Peter Benson; FermFact; LLR
n = 574081 172819 digits Nov 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 578083 174024 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 626666 188649 digits Feb 2011 Pascal Gegout; PSieve; srsieve; PrimeGrid; LLR
n = 647958 195058 digits Feb 2011 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 652183 196330 digits Mar 2011 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 678793 204341 digits Aug 2011 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 840278 252953 digits Apr 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 881783 265447 digits May 2012 Raphael Hoegger; PSieve; srsieve; PrimeGrid; LLR
n = 899547 270794 digits Jun 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 973213 292970 digits Aug 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1171845 352764 digits May 2013 Serge Batalov; srsieve; LLR
n = 1220066 367280 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1230933 370551 digits Nov 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1432992 431377 digits Jan 2017 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 2157654 649522 digits Feb 2025 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1397
max n: 2.373.371
n = 3 5 digits
n = 7 6 digits
n = 23 11 digits
n = 59 21 digits
n = 91 31 digits
n = 179 58 digits
n = 219 70 digits
n = 251 79 digits
n = 303 95 digits
n = 615 189 digits
n = 679 208 digits
n = 851 260 digits
n = 1175 357 digits
n = 1235 375 digits
n = 1495 454 digits
n = 2559 774 digits
n = 4715 1423 digits
n = 5219 1575 digits
n = 9435 2844 digits
n = 26091 7858 digits Dec 1998 Tadashi Taura; Proth
n = 67415 20298 digits
n = 70327 21174 digits
n = 82607 24871 digits
n = 91167 27448 digits
n = 114179 34375 digits
n = 612259 184312 digits Jan 2011 Jacek Kotnowski; PSieve; srsieve; PrimeGrid; LLR
n = 1130591 340345 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1436799 432523 digits Feb 2017 Andrew M Farrow; PSieve; srsieve; PrimeGrid; LLR
n = 1937459 583237 digits Mar 2024 Brian Parsonnet; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2042299 614797 digits Jan 2025 Zack Friedrichsen; PPSE; PrimeGrid
k: 1399
max n: 2.373.406
n = 10 7 digits
n = 26 11 digits
n = 146 48 digits
n = 302 95 digits
n = 406 126 digits
n = 722 221 digits
n = 766 234 digits
n = 1046 319 digits
n = 1270 386 digits
n = 10886 3281 digits
n = 12302 3707 digits
n = 24602 7410 digits Dec 1998 Tadashi Taura; Proth
n = 45910 13824 digits
n = 649298 195462 digits Feb 2011 Zheng RongWei; PSieve; srsieve; PrimeGrid; LLR
n = 703886 211894 digits Sep 2011 Tsukasa Sasaki; PSieve; srsieve; PrimeGrid; LLR
n = 1872602 563713 digits Feb 2024 Jordan Romaidis; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1401
max n: 2.373.080
n = 1 4 digits
n = 11 7 digits
n = 12 7 digits
n = 15 8 digits
n = 16 8 digits
n = 17 9 digits
n = 19 9 digits
n = 27 12 digits
n = 35 14 digits
n = 37 15 digits
n = 40 16 digits
n = 52 19 digits
n = 55 20 digits
n = 67 24 digits
n = 71 25 digits
n = 72 25 digits
n = 101 34 digits
n = 117 39 digits
n = 141 46 digits
n = 165 53 digits
n = 181 58 digits
n = 355 111 digits
n = 364 113 digits
n = 645 198 digits
n = 811 248 digits
n = 829 253 digits
n = 1075 327 digits
n = 1324 402 digits
n = 1620 491 digits
n = 1775 538 digits
n = 2325 704 digits
n = 2831 856 digits
n = 3675 1110 digits
n = 4249 1283 digits
n = 7277 2194 digits May 1996 Patrick Demichel
n = 10836 3266 digits
n = 11849 3571 digits
n = 12304 3708 digits
n = 12456 3753 digits
n = 16495 4969 digits
n = 17897 5391 digits Jul 1998 Ray Ballinger; Proth
n = 18087 5448 digits Aug 1998 Ray Ballinger; Proth
n = 21556 6493 digits Oct 1996 Patrick Demichel
n = 22455 6763 digits 1996 Patrick Demichel
n = 24805 7471 digits Jan 1999 Tadashi Taura; Proth
n = 29832 8984 digits Jan 1999 Tadashi Taura; Proth
n = 40245 12119 digits
n = 40944 12329 digits
n = 45060 13568 digits
n = 52505 15809 digits
n = 65629 19760 digits
n = 111647 33613 digits
n = 114880 34586 digits
n = 122777 36963 digits
n = 131032 39448 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 137795 41484 digits
n = 150535 45319 digits
n = 150711 45372 digits
n = 303939 91498 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 306489 92266 digits Apr 2007 Steven Harvey; FermFact; OpenPFGW
n = 379200 114154 digits Nov 2007 Steven Harvey; FermFact; OpenPFGW
n = 481489 144946 digits Apr 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 496375 149427 digits Apr 2010 Patrick Schöfer; srsieve; PrimeGrid; LLR
n = 774765 233231 digits Dec 2011 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 809305 243629 digits Mar 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 856287 257772 digits May 2012 Peter Tibbott; PSieve; srsieve; PrimeGrid; LLR
n = 1218207 366720 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1666221 501586 digits Feb 2022 Frank Matillek; PSieve; srsieve; PrimeGrid; LLR
n = 1863639 561015 digits Feb 2024 Detlef Lexut; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1897192 571115 digits Feb 2024 JanPeter Fischer; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1403
max n: 2.372.840
n = 9 6 digits
n = 137 45 digits
n = 153 50 digits
n = 8169 2463 digits May 1996 Patrick Demichel
n = 40241 12117 digits
n = 1219065 366979 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1825073 549405 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
k: 1405
max n: 2.373.117
n = 4 5 digits
n = 10 7 digits
n = 34 14 digits
n = 40 16 digits
n = 46 17 digits
n = 130 43 digits
n = 168 54 digits
n = 214 68 digits
n = 256 81 digits
n = 420 130 digits
n = 1236 376 digits
n = 1896 574 digits
n = 4414 1332 digits
n = 9736 2934 digits
n = 10966 3305 digits
n = 15538 4681 digits
n = 25216 7594 digits Jan 1999 Tadashi Taura; Proth
n = 59260 17843 digits
n = 76780 23117 digits
n = 161308 48562 digits
n = 212500 63973 digits
n = 316708 95342 digits May 2007 Steven Harvey; FermFact; OpenPFGW
n = 682318 205402 digits Aug 2011 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 1044034 314289 digits Feb 2013 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
k: 1407
max n: 2.372.935
n = 3 5 digits
n = 7 6 digits
n = 8 6 digits
n = 12 7 digits
n = 19 9 digits
n = 23 11 digits
n = 42 16 digits
n = 67 24 digits
n = 75 26 digits
n = 82 28 digits
n = 168 54 digits
n = 304 95 digits
n = 343 107 digits
n = 419 130 digits
n = 512 158 digits
n = 608 187 digits
n = 888 271 digits
n = 978 298 digits
n = 1136 346 digits
n = 1352 411 digits
n = 1764 535 digits
n = 2715 821 digits
n = 2772 838 digits
n = 3016 912 digits
n = 3239 979 digits
n = 4242 1281 digits
n = 5682 1714 digits
n = 6728 2029 digits Mar 1996 Patrick Demichel
n = 7863 2371 digits
n = 9235 2784 digits
n = 11107 3347 digits May 1996 Patrick Demichel
n = 11452 3451 digits
n = 13071 3938 digits
n = 15512 4673 digits
n = 17479 5265 digits Sep 1998 Ray Ballinger; Proth
n = 19183 5778 digits Sep 1998 Ray Ballinger; Proth
n = 19362 5832 digits Sep 1998 Ray Ballinger; Proth
n = 19856 5981 digits Oct 1996 Patrick Demichel
n = 25567 7700 digits Jan 1999 Tadashi Taura; Proth
n = 48172 14505 digits
n = 90138 27138 digits
n = 94387 28417 digits
n = 146316 44049 digits
n = 152375 45873 digits
n = 175996 52984 digits Nov 2003 Anton Oleynick; Proth
n = 217356 65434 digits
n = 231175 69594 digits Feb 2006 Steven Harvey; FermFact; OpenPFGW
n = 255968 77058 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 271199 81643 digits Oct 2006 Steven Harvey; FermFact; OpenPFGW
n = 292947 88189 digits Dec 2006 Steven Harvey; FermFact; OpenPFGW
n = 296964 89399 digits Dec 2006 Steven Harvey; FermFact; OpenPFGW
n = 314887 94794 digits Apr 2007 Steven Harvey; FermFact; OpenPFGW
n = 364074 109601 digits Oct 2007 Steven Harvey; FermFact; OpenPFGW
n = 458863 138135 digits Oct 2008 Steven Harvey; FermFact; OpenPFGW
n = 484811 145946 digits Apr 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 571171 171943 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 788104 237247 digits Mar 2012 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 949447 285816 digits Jul 2012 Matt Jurach; PSieve; srsieve; PrimeGrid; LLR
n = 1152631 346980 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1275375 383930 digits Jun 2014 Stan Hebr; PSieve; srsieve; PrimeGrid; LLR
k: 1409
max n: 2.373.339
n = 1 4 digits
n = 3 5 digits
n = 27 12 digits
n = 29 12 digits
n = 61 22 digits
n = 157 51 digits
n = 293 92 digits
n = 769 235 digits
n = 1091 332 digits
n = 1499 455 digits
n = 3651 1103 digits
n = 4313 1302 digits
n = 4537 1369 digits
n = 6793 2049 digits Mar 1996 Patrick Demichel
n = 8597 2592 digits May 1996 Patrick Demichel
n = 10387 3130 digits
n = 11449 3450 digits
n = 13537 4079 digits
n = 22443 6760 digits
n = 25429 7659 digits Jan 1999 Tadashi Taura; Proth
n = 44189 13306 digits
n = 46441 13984 digits
n = 93827 28248 digits
n = 174027 52391 digits Nov 2003 Anton Oleynick; Proth
n = 291227 87672 digits Dec 2006 Steven Harvey; FermFact; OpenPFGW
n = 691517 208171 digits Sep 2011 Artyom Artyomov; PSieve; srsieve; PrimeGrid; LLR
n = 1074821 323557 digits Mar 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
k: 1411
max n: 2.373.011
n = 8 6 digits
n = 12 7 digits
n = 16 8 digits
n = 20 10 digits
n = 32 13 digits
n = 40 16 digits
n = 68 24 digits
n = 76 27 digits
n = 80 28 digits
n = 124 41 digits
n = 128 42 digits
n = 180 58 digits
n = 220 70 digits
n = 236 75 digits
n = 1404 426 digits
n = 2108 638 digits
n = 2316 701 digits
n = 3460 1045 digits
n = 3924 1185 digits
n = 5252 1585 digits
n = 6112 1844 digits
n = 16644 5014 digits
n = 17716 5337 digits Sep 1998 Ray Ballinger; Proth
n = 19672 5926 digits Mar 1998 Baptiste Heyman; Proth
n = 44456 13386 digits
n = 62604 18849 digits
n = 87508 26346 digits
n = 103812 31254 digits
n = 109004 32817 digits
n = 114140 34363 digits
n = 208564 62788 digits
n = 232844 70097 digits Feb 2006 Steven Harvey; FermFact; OpenPFGW
n = 284704 85708 digits Dec 2006 Steven Harvey; FermFact; OpenPFGW
n = 314176 94580 digits Apr 2007 Steven Harvey; FermFact; OpenPFGW
n = 366152 110226 digits Oct 2007 Steven Harvey; FermFact; OpenPFGW
n = 457828 137824 digits Nov 2008 Steven Harvey; FermFact; OpenPFGW
n = 624300 187937 digits Feb 2011 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 868332 261398 digits May 2012 Dylan Kenney; PSieve; srsieve; PrimeGrid; LLR
n = 1004240 302310 digits Sep 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1266504 381259 digits Mar 2014 Matt Jurach; PSieve; srsieve; PrimeGrid; LLR
n = 2333796 702546 digits Jan 2026 Emil Hristoskov; PPSE; PrimeGrid
k: 1413
max n: 2.372.511
n = 2 4 digits
n = 13 8 digits
n = 14 8 digits
n = 16 8 digits
n = 38 15 digits
n = 52 19 digits
n = 77 27 digits
n = 86 30 digits
n = 98 33 digits
n = 104 35 digits
n = 133 44 digits
n = 148 48 digits
n = 236 75 digits
n = 244 77 digits
n = 328 102 digits
n = 733 224 digits
n = 794 243 digits
n = 1220 371 digits
n = 1334 405 digits
n = 2953 893 digits
n = 3056 924 digits
n = 3842 1160 digits
n = 9760 2942 digits
n = 18053 5438 digits Sep 1998 Ray Ballinger; Proth
n = 21268 6406 digits Oct 1996 Patrick Demichel
n = 28325 8530 digits Jan 1999 Tadashi Taura; Proth
n = 29258 8811 digits Jan 1999 Tadashi Taura; Proth
n = 31964 9626 digits Jan 1999 Tadashi Taura; Proth
n = 35728 10759 digits
n = 36013 10845 digits
n = 37868 11403 digits
n = 41273 12428 digits
n = 42224 12714 digits
n = 65260 19649 digits
n = 67850 20429 digits
n = 76384 22998 digits
n = 87284 26279 digits
n = 143113 43085 digits
n = 172736 52002 digits Nov 2003 Anton Oleynick; Proth
n = 208480 62762 digits
n = 217396 65446 digits
n = 230233 69311 digits Feb 2006 Steven Harvey; FermFact; OpenPFGW
n = 322712 97150 digits
n = 398569 119985 digits Jun 2008 Steven Harvey; FermFact; OpenPFGW
n = 463024 139388 digits Dec 2008 Steven Harvey; FermFact; LLR; OpenPFGW
n = 497929 149895 digits Jun 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 533309 160546 digits Aug 2010 Toshiaki Futaba; PSieve; srsieve; PrimeGrid; LLR
n = 643384 193682 digits Feb 2011 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 720025 216753 digits Nov 2011 Rick Reynolds; PSieve; srsieve; PrimeGrid; LLR
n = 798404 240347 digits Mar 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 821276 247232 digits Apr 2012 Neil Goodall; PSieve; srsieve; PrimeGrid; LLR
n = 822974 247744 digits Apr 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 2289365 689171 digits Jun 2025 Robert Meckley; PPSE; PrimeGrid
k: 1415
max n: 2.372.788
n = 3 5 digits
n = 5 5 digits
n = 9 6 digits
n = 13 8 digits
n = 21 10 digits
n = 27 12 digits
n = 33 14 digits
n = 43 17 digits
n = 69 24 digits
n = 99 33 digits
n = 101 34 digits
n = 161 52 digits
n = 247 78 digits
n = 341 106 digits
n = 513 158 digits
n = 519 160 digits
n = 549 169 digits
n = 573 176 digits
n = 609 187 digits
n = 687 210 digits
n = 963 294 digits
n = 1539 467 digits
n = 1755 532 digits
n = 1869 566 digits
n = 2761 835 digits
n = 4973 1501 digits
n = 5619 1695 digits
n = 13433 4047 digits
n = 15869 4781 digits
n = 37137 11183 digits
n = 38979 11737 digits
n = 84807 25533 digits
n = 280419 84418 digits Dec 2006 Steven Harvey; FermFact; OpenPFGW
n = 290767 87533 digits Dec 2006 Steven Harvey; FermFact; OpenPFGW
n = 1117069 336275 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1242423 374010 digits Jan 2014 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1593009 479547 digits Sep 2020 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
n = 2141213 644573 digits Jan 2025 Thorsten Sambale; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2185625 657942 digits Feb 2025 Vaughan Davies; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2235859 673064 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2285359 687965 digits
k: 1417
max n: 2.372.785
n = 2 4 digits
n = 8 6 digits
n = 12 7 digits
n = 18 9 digits
n = 20 10 digits
n = 32 13 digits
n = 86 30 digits
n = 98 33 digits
n = 192 61 digits
n = 228 72 digits
n = 602 185 digits
n = 806 246 digits
n = 858 262 digits
n = 1274 387 digits
n = 1302 396 digits
n = 1308 397 digits
n = 3858 1165 digits
n = 4050 1223 digits
n = 9408 2836 digits
n = 9474 2856 digits
n = 11288 3402 digits May 1996 Patrick Demichel
n = 20654 6221 digits Oct 1996 Patrick Demichel
n = 25916 7805 digits Jan 1999 Tadashi Taura; Proth
n = 51942 15640 digits
n = 65952 19857 digits
n = 84438 25422 digits
n = 91148 27442 digits
n = 114774 34554 digits
n = 126992 38232 digits
n = 253448 76299 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 272612 82068 digits Oct 2006 Steven Harvey; FermFact; OpenPFGW
n = 311390 93741 digits Apr 2007 Steven Harvey; FermFact; OpenPFGW
n = 335108 100881 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 625178 188201 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 744888 224237 digits Dec 2011 Pavel Pryazhentsev; PSieve; srsieve; PrimeGrid; LLR
n = 1007460 303279 digits Oct 2012 Henrik Kleemann; PSieve; srsieve; PrimeGrid; LLR
n = 2034020 612305 digits Dec 2024 Ed Goforth; PPSE; PrimeGrid
n = 3402246 1024182 digits Feb 2022 Michael Goetz; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1419
max n: 2.372.750
n = 3 5 digits
n = 10 7 digits
n = 13 8 digits
n = 15 8 digits
n = 147 48 digits
n = 159 52 digits
n = 205 65 digits
n = 207 66 digits
n = 258 81 digits
n = 435 135 digits
n = 663 203 digits
n = 685 210 digits
n = 759 232 digits
n = 1615 490 digits
n = 1866 565 digits
n = 2515 761 digits
n = 2634 797 digits
n = 2694 815 digits
n = 3493 1055 digits
n = 4071 1229 digits
n = 8749 2637 digits May 1996 Patrick Demichel
n = 10653 3211 digits
n = 15558 4687 digits
n = 18183 5477 digits Sep 1998 Ray Ballinger; Proth
n = 25701 7740 digits Jan 1999 Tadashi Taura; Proth
n = 26758 8059 digits Jan 1999 Tadashi Taura; Proth
n = 30847 9290 digits Jan 1999 Tadashi Taura; Proth
n = 31227 9404 digits Jan 1999 Tadashi Taura; Proth
n = 35238 10611 digits
n = 38647 11638 digits Nov 1998 Tadashi Taura; Proth
n = 54658 16457 digits
n = 55011 16564 digits
n = 58557 17631 digits
n = 72411 21802 digits
n = 102135 30749 digits Dec 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 156354 47071 digits
n = 259303 78062 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 316099 95159 digits
n = 772095 232427 digits Dec 2011 Mark Doom; PSieve; srsieve; PrimeGrid; LLR
k: 1421
max n: 2.372.788
n = 1 4 digits
n = 3 5 digits
n = 7 6 digits
n = 11 7 digits
n = 21 10 digits
n = 27 12 digits
n = 33 14 digits
n = 45 17 digits
n = 47 18 digits
n = 79 27 digits
n = 85 29 digits
n = 87 30 digits
n = 89 30 digits
n = 93 32 digits
n = 131 43 digits
n = 161 52 digits
n = 169 55 digits
n = 183 59 digits
n = 215 68 digits
n = 233 74 digits
n = 261 82 digits
n = 279 88 digits
n = 357 111 digits
n = 629 193 digits
n = 957 292 digits
n = 1129 344 digits
n = 1245 378 digits
n = 1871 567 digits
n = 2327 704 digits
n = 5423 1636 digits
n = 6267 1890 digits
n = 8965 2702 digits
n = 10465 3154 digits
n = 12471 3758 digits
n = 13569 4088 digits
n = 17521 5278 digits Sep 1998 Ray Ballinger; Proth
n = 19623 5911 digits Sep 1998 Ray Ballinger; Proth
n = 25589 7707 digits Jan 1999 Tadashi Taura; Proth
n = 39691 11952 digits
n = 47069 14173 digits
n = 50439 15187 digits
n = 54443 16393 digits
n = 57411 17286 digits
n = 61711 18581 digits
n = 66413 19996 digits
n = 75243 22654 digits
n = 122949 37015 digits
n = 161755 48697 digits
n = 173967 52373 digits Dec 2003 Anton Oleynick; Proth
n = 303565 91386 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 353899 106538 digits Jul 2007 Steven Harvey; FermFact; OpenPFGW
n = 386263 116280 digits Apr 2008 Steven Harvey; FermFact; OpenPFGW
n = 403167 121369 digits Jul 2007 Steven Harvey; FermFact; OpenPFGW
n = 471235 141860 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 490085 147534 digits Feb 2010 Kieren McDonald; PSieve; srsieve; PrimeGrid; LLR
n = 620823 186890 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 704033 211939 digits Sep 2011 Wenzel Appenzeller; PSieve; srsieve; PrimeGrid; LLR
n = 717027 215850 digits Nov 2011 Neil Walker; PSieve; srsieve; PrimeGrid; LLR
n = 982453 295751 digits Sep 2012 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 1073331 323108 digits Mar 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1402413 422172 digits Apr 2016 Uwe Senftleben; PSieve; srsieve; PrimeGrid; LLR
n = 1625971 489470 digits Feb 2021 Devlin Skahill; PSieve; srsieve; PrimeGrid; LLR
n = 1892767 569783 digits Feb 2024 Leblanc David; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1902045 572576 digits Feb 2024 Jaroslav Sekanina; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2295583 691043 digits Jul 2025 Ryan Propper; PPSE; PrimeGrid
n = 3433099 1033469 digits Sep 2022 Wolfgang Schwieger; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1423
max n: 2.372.983
n = 2 4 digits
n = 4 5 digits
n = 8 6 digits
n = 20 10 digits
n = 34 14 digits
n = 54 20 digits
n = 74 26 digits
n = 142 46 digits
n = 166 54 digits
n = 258 81 digits
n = 294 92 digits
n = 302 95 digits
n = 314 98 digits
n = 672 206 digits
n = 1568 476 digits
n = 2752 832 digits
n = 2754 833 digits
n = 3296 996 digits
n = 3782 1142 digits
n = 4588 1385 digits
n = 6142 1853 digits
n = 6464 1950 digits
n = 6500 1960 digits
n = 7774 2344 digits May 1996 Patrick Demichel
n = 8224 2479 digits May 1996 Patrick Demichel
n = 9648 2908 digits
n = 11162 3364 digits May 1996 Patrick Demichel
n = 13570 4089 digits
n = 25752 7756 digits Jan 1999 Tadashi Taura; Proth
n = 38464 11582 digits
n = 42466 12787 digits
n = 42692 12855 digits
n = 53520 16115 digits
n = 62500 18818 digits
n = 68604 20656 digits
n = 68796 20713 digits
n = 79188 23842 digits
n = 89076 26818 digits
n = 240392 72369 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 368284 110868 digits Oct 2007 Steven Harvey; FermFact; OpenPFGW
n = 437564 131724 digits Jul 2008 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 825106 248385 digits Apr 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 888036 267329 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1843122 554839 digits Jan 2024 Nick Merrylees; PPSE; PrimeGrid
n = 1895880 570720 digits Feb 2024 Sean Matheis; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1425
max n: 2.372.740
n = 1 4 digits
n = 2 4 digits
n = 8 6 digits
n = 9 6 digits
n = 13 8 digits
n = 24 11 digits
n = 31 13 digits
n = 42 16 digits
n = 54 20 digits
n = 57 21 digits
n = 84 29 digits
n = 98 33 digits
n = 227 72 digits
n = 249 79 digits
n = 323 101 digits
n = 329 103 digits
n = 368 114 digits
n = 834 255 digits
n = 981 299 digits
n = 1103 336 digits
n = 1662 504 digits
n = 5342 1612 digits
n = 7981 2406 digits May 1996 Patrick Demichel
n = 10929 3294 digits
n = 17671 5323 digits Sep 1998 Ray Ballinger; Proth
n = 19557 5891 digits Sep 1998 Ray Ballinger; Proth
n = 24331 7328 digits Jan 1999 Tadashi Taura; Proth
n = 24971 7521 digits Jan 1999 Tadashi Taura; Proth
n = 26801 8072 digits Jan 1999 Tadashi Taura; Proth
n = 51198 15416 digits Nov 1998 Tadashi Taura; Proth
n = 64288 19356 digits Jun 2000 Thomas J. Engelsma; Proth
n = 82813 24933 digits Jul 2000 Thomas J. Engelsma; Proth
n = 82949 24974 digits Jul 2000 Thomas J. Engelsma; Proth
n = 102041 30721 digits Dec 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 112957 34007 digits
n = 146001 43954 digits Jun 2000 Thomas J. Engelsma; Proth
n = 180217 54254 digits
n = 214758 64652 digits
n = 224608 67617 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 238561 71818 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 291353 87710 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 357249 107546 digits Jul 2007 Steven Harvey; FermFact; OpenPFGW
n = 364589 109756 digits Oct 2007 Steven Harvey; FermFact; OpenPFGW
n = 413922 124607 digits Jul 2008 Steven Harvey; FermFact; OpenPFGW
n = 477283 143680 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 613708 184748 digits Jan 2011 Kentaro Tamura; PSieve; srsieve; PrimeGrid; LLR
n = 716219 215607 digits Nov 2011 Arif Mert Kapicioglu; PSieve; srsieve; PrimeGrid; LLR
n = 787991 237213 digits Mar 2012 Robert Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 2075382 624756 digits Jul 2015 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 2229009 671002 digits Apr 2016 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 3379921 1017461 digits Oct 2020 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 4469783 1345542 digits Dec 2023 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 4618342 1390263 digits Nov 2024 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 4700603 1415026 digits Jun 2025 Takahiko Ogawa; LLR2; srsieve; NewPGen; LLR
k: 1427
max n: 2.372.962
n = 7 6 digits
n = 11 7 digits
n = 19 9 digits
n = 79 27 digits
n = 91 31 digits
n = 215 68 digits
n = 295 92 digits
n = 707 216 digits
n = 743 227 digits
n = 1379 419 digits
n = 3011 910 digits
n = 6415 1935 digits
n = 30671 9237 digits Jan 1999 Tadashi Taura; Proth
n = 32611 9821 digits
n = 32687 9843 digits
n = 43031 12957 digits
n = 46511 14005 digits
n = 136223 41011 digits
n = 287191 86457 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 448027 134873 digits May 2008 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 478831 144146 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 548935 165250 digits Sep 2010 Michał Gasewicz; PSieve; srsieve; PrimeGrid; LLR
n = 901579 271406 digits Jun 2012 Paul Lantinga; PSieve; srsieve; PrimeGrid; LLR
n = 1858127 559356 digits Feb 2024 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1863755 561050 digits Feb 2024 Sam Black; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1429
max n: 2.372.917
n = 2 4 digits
n = 6 5 digits
n = 14 8 digits
n = 18 9 digits
n = 26 11 digits
n = 174 56 digits
n = 318 99 digits
n = 466 144 digits
n = 474 146 digits
n = 4478 1352 digits
n = 30114 9069 digits Jan 1999 Tadashi Taura; Proth
n = 74354 22386 digits
n = 94242 28373 digits
n = 181018 54496 digits
n = 510882 153794 digits Aug 2008 Steven Harvey; FermFact; OpenPFGW
n = 1555222 468172 digits Jan 2020 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
k: 1431
max n: 2.373.283
n = 9 6 digits
n = 11 7 digits
n = 17 9 digits
n = 21 10 digits
n = 23 11 digits
n = 36 14 digits
n = 84 29 digits
n = 92 31 digits
n = 140 46 digits
n = 171 55 digits
n = 191 61 digits
n = 221 70 digits
n = 257 81 digits
n = 539 166 digits
n = 633 194 digits
n = 816 249 digits
n = 900 275 digits
n = 909 277 digits
n = 1164 354 digits
n = 2313 700 digits
n = 3201 967 digits
n = 3600 1087 digits
n = 4088 1234 digits
n = 5037 1520 digits
n = 6017 1815 digits
n = 6861 2069 digits Mar 1996 Patrick Demichel
n = 10472 3156 digits
n = 15824 4767 digits
n = 20181 6079 digits Oct 1996 Patrick Demichel
n = 21089 6352 digits Oct 1998 Ray Ballinger; Proth
n = 26649 8026 digits Jan 1999 Tadashi Taura; Proth
n = 28728 8652 digits Jan 1999 Tadashi Taura; Proth
n = 30149 9079 digits Jan 1999 Tadashi Taura; Proth
n = 46871 14113 digits
n = 60449 18201 digits Nov 1998 Tadashi Taura; Proth
n = 115248 34697 digits
n = 121481 36573 digits
n = 124824 37579 digits
n = 222104 66864 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 243419 73280 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 244133 73495 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 268349 80785 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 277077 83412 digits Oct 2006 Steven Harvey; FermFact; OpenPFGW
n = 377664 113692 digits Dec 2007 Steven Harvey; FermFact; OpenPFGW
n = 438771 132087 digits Jul 2008 Michael Millerick; PPSE; PrimeGrid
n = 472973 142383 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 507867 152887 digits Aug 2008 Steven Harvey; FermFact; OpenPFGW
n = 678653 204299 digits Aug 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 760460 228925 digits Dec 2011 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 884171 266166 digits May 2012 Steve McNeill; PSieve; srsieve; PrimeGrid; LLR
n = 1010832 304294 digits Oct 2012 Kevin Wyn; PSieve; srsieve; PrimeGrid; LLR
n = 1170807 352452 digits Sep 2013 ShaoHeng Tai; PSieve; srsieve; PrimeGrid; LLR
n = 1544367 464904 digits Aug 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 1433
max n: 2.373.012
n = 9 6 digits
n = 21 10 digits
n = 69 24 digits
n = 189 61 digits
n = 625 192 digits
n = 4405 1330 digits
n = 10173 3066 digits
n = 20961 6314 digits Sep 1998 Ray Ballinger; Proth
n = 24645 7423 digits Jan 1999 Tadashi Taura; Proth
n = 34405 10361 digits
n = 52149 15702 digits
n = 90033 27106 digits
n = 160753 48395 digits
n = 170053 51195 digits Dec 2003 Anton Oleynick; Proth
n = 714993 215238 digits Nov 2011 Robert Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 748165 225224 digits Dec 2011 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
k: 1435
max n: 2.372.577
n = 2 4 digits
n = 4 5 digits
n = 6 5 digits
n = 20 10 digits
n = 22 10 digits
n = 30 13 digits
n = 42 16 digits
n = 56 21 digits
n = 66 24 digits
n = 70 25 digits
n = 90 31 digits
n = 96 33 digits
n = 104 35 digits
n = 132 43 digits
n = 152 49 digits
n = 174 56 digits
n = 236 75 digits
n = 264 83 digits
n = 306 96 digits
n = 426 132 digits
n = 480 148 digits
n = 512 158 digits
n = 530 163 digits
n = 708 217 digits
n = 798 244 digits
n = 878 268 digits
n = 1266 385 digits
n = 1696 514 digits
n = 2092 633 digits
n = 3290 994 digits
n = 3576 1080 digits
n = 3890 1175 digits
n = 4262 1287 digits 1993 Gary B. Gostin
n = 4638 1400 digits
n = 6954 2097 digits Mar 1996 Patrick Demichel
n = 11714 3530 digits
n = 22584 6802 digits
n = 27378 8245 digits Jan 1999 Tadashi Taura; Proth
n = 29136 8774 digits Jan 1999 Tadashi Taura; Proth
n = 29380 8848 digits Jan 1999 Tadashi Taura; Proth
n = 32008 9639 digits May 1999 S.R. Driggers; Proth
n = 32792 9875 digits
n = 33068 9958 digits
n = 48434 14584 digits
n = 71444 21510 digits
n = 75946 22866 digits
n = 86906 26165 digits
n = 98276 29588 digits
n = 103160 31058 digits
n = 138392 41664 digits
n = 200706 60422 digits Feb 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 299992 90310 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 328494 98890 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 359028 108082 digits Aug 2007 Steven Harvey; FermFact; OpenPFGW
n = 453878 136635 digits Nov 2008 Steven Harvey; FermFact; OpenPFGW
n = 585826 176355 digits Nov 2010 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 769930 231776 digits Dec 2011 Martin Novak; PSieve; srsieve; PrimeGrid; LLR
n = 944960 284465 digits Jul 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2276580 685323 digits May 2025 Takeru Takesue; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3431284 1032923 digits Aug 2022 Giles Averay-Jones; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1437
max n: 2.372.043
n = 2 4 digits
n = 3 5 digits
n = 4 5 digits
n = 6 5 digits
n = 11 7 digits
n = 15 8 digits
n = 24 11 digits
n = 40 16 digits
n = 76 27 digits
n = 82 28 digits
n = 92 31 digits
n = 124 41 digits
n = 147 48 digits
n = 154 50 digits
n = 180 58 digits
n = 230 73 digits
n = 315 98 digits
n = 335 105 digits
n = 479 148 digits
n = 846 258 digits
n = 851 260 digits
n = 1022 311 digits
n = 1300 395 digits
n = 1659 503 digits
n = 1670 506 digits
n = 2450 741 digits
n = 2807 849 digits
n = 2884 872 digits
n = 4626 1396 digits
n = 5426 1637 digits
n = 5967 1800 digits
n = 6044 1823 digits
n = 7210 2174 digits May 1996 Patrick Demichel
n = 8792 2650 digits
n = 15515 4674 digits
n = 19270 5805 digits Sep 1998 Ray Ballinger; Proth
n = 37572 11314 digits
n = 100247 30181 digits Nov 2002 Steven Harvey; OpenPFGW
n = 109444 32950 digits
n = 135420 40769 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 137656 41442 digits
n = 153694 46270 digits
n = 159846 48122 digits
n = 182804 55033 digits
n = 260576 78445 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 495800 149254 digits Apr 2010 Joseph M. Osiecki; PSieve; srsieve; PrimeGrid; LLR
n = 717851 216098 digits Nov 2011 Rick Reynolds; PSieve; srsieve; PrimeGrid; LLR
n = 842256 253548 digits Apr 2012 Dylan Kenney; PSieve; srsieve; PrimeGrid; LLR
n = 1388972 418126 digits Feb 2016 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1534107 461816 digits Mar 2019 Jonathan Sipes; PSieve; srsieve; PrimeGrid; LLR
n = 3369083 1014199 digits Jun 2021 Margus Sõmer; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1439
max n: 2.372.836
n = 1 4 digits
n = 5 5 digits
n = 17 9 digits
n = 33 14 digits
n = 83 29 digits
n = 121 40 digits
n = 163 53 digits
n = 183 59 digits
n = 193 62 digits
n = 251 79 digits
n = 517 159 digits
n = 551 170 digits
n = 641 197 digits
n = 863 263 digits
n = 6101 1840 digits
n = 9757 2941 digits
n = 12397 3736 digits
n = 14075 4241 digits
n = 18041 5435 digits Sep 1998 Ray Ballinger; Proth
n = 20773 6257 digits Sep 1998 Ray Ballinger; Proth
n = 26057 7848 digits Jan 1999 Tadashi Taura; Proth
n = 49443 14887 digits
n = 81557 24555 digits
n = 89233 26865 digits
n = 94211 28364 digits
n = 114573 34494 digits
n = 149027 44865 digits
n = 229425 69067 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 288391 86818 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 293103 88236 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 300933 90594 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 319861 96291 digits
n = 347003 104462 digits Aug 2007 Dr. James Scott Brown; PPSE; PrimeGrid
n = 723533 217809 digits Nov 2011 Abdul Zummerwala; PSieve; srsieve; PrimeGrid; LLR
n = 816705 245856 digits Apr 2012 Krzysztof Szymański.; PSieve; srsieve; PrimeGrid; LLR
n = 1278565 384890 digits Jun 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1983501 597097 digits Jul 2024 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1441
max n: 2.373.363
n = 4 5 digits
n = 68 24 digits
n = 248 78 digits
n = 592 182 digits
n = 4784 1444 digits
n = 5012 1512 digits
n = 5092 1537 digits
n = 6368 1921 digits
n = 9860 2972 digits
n = 23644 7121 digits
n = 39604 11926 digits
n = 63740 19191 digits
n = 327292 98528 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 754444 227114 digits Dec 2011 Edoardo Pirovano; PSieve; srsieve; PrimeGrid; LLR
n = 986944 297103 digits Sep 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1469324 442314 digits Feb 2018 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
k: 1443
max n: 2.372.656
n = 1 4 digits
n = 6 5 digits
n = 8 6 digits
n = 12 7 digits
n = 20 10 digits
n = 28 12 digits
n = 32 13 digits
n = 61 22 digits
n = 76 27 digits
n = 77 27 digits
n = 78 27 digits
n = 82 28 digits
n = 116 39 digits
n = 121 40 digits
n = 168 54 digits
n = 281 88 digits
n = 350 109 digits
n = 370 115 digits
n = 385 120 digits
n = 428 133 digits
n = 438 136 digits
n = 908 277 digits
n = 1070 326 digits
n = 1161 353 digits
n = 1262 384 digits
n = 1437 436 digits
n = 2112 639 digits
n = 2193 664 digits
n = 2298 695 digits
n = 3288 993 digits
n = 3349 1012 digits
n = 3537 1068 digits
n = 3670 1108 digits
n = 4558 1376 digits
n = 4881 1473 digits
n = 8268 2493 digits May 1996 Patrick Demichel
n = 10456 3151 digits
n = 14197 4277 digits
n = 17769 5353 digits Jul 1996 Patrick Demichel
n = 21957 6613 digits Oct 1998 Ray Ballinger; Proth
n = 28112 8466 digits Jan 1999 Tadashi Taura; Proth
n = 35066 10560 digits Nov 1998 Tadashi Taura; Proth
n = 40780 12280 digits
n = 41696 12555 digits
n = 80286 24172 digits
n = 83740 25212 digits
n = 137906 41518 digits
n = 215461 64864 digits
n = 552368 166283 digits Sep 2010 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 723572 217821 digits Nov 2011 Michael R. McPherson; PSieve; srsieve; PrimeGrid; LLR
n = 883760 266042 digits May 2012 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1056737 318113 digits Feb 2013 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1243128 374222 digits Feb 2014 Josef Matousek; PSieve; srsieve; PrimeGrid; LLR
n = 2118537 637747 digits Jan 2025 Tom Greer; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2295780 691102 digits Jul 2025 Kai Presler; PPSE; PrimeGrid
k: 1445
max n: 2.373.190
n = 15 8 digits
n = 47 18 digits
n = 57 21 digits
n = 179 58 digits
n = 815 249 digits
n = 1499 455 digits
n = 2291 693 digits
n = 18831 5672 digits Sep 1998 Ray Ballinger; Proth
n = 22895 6896 digits
n = 43359 13056 digits
n = 57309 17255 digits
n = 65157 19618 digits
n = 76895 23151 digits
n = 86987 26189 digits
n = 123647 37225 digits
n = 289425 87129 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 461951 139065 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 3360099 1011494 digits Mar 2021 Seonghwan Kim; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1447
max n: 2.373.394
n = 70 25 digits
n = 94 32 digits
n = 294 92 digits
n = 550 169 digits
n = 600 184 digits
n = 790 241 digits
n = 898 274 digits
n = 6718 2026 digits Mar 1996 Patrick Demichel
n = 7080 2135 digits Mar 1996 Patrick Demichel
n = 18954 5709 digits Sep 1998 Ray Ballinger; Proth
n = 34518 10395 digits
n = 34630 10428 digits
n = 45600 13731 digits
n = 194598 58583 digits
n = 275094 82815 digits Oct 2006 Steven Harvey; FermFact; OpenPFGW
n = 1575810 474370 digits Mar 2020 Mark Jones; PSieve; srsieve; PrimeGrid; LLR
k: 1449
max n: 2.372.794
n = 3 5 digits
n = 6 5 digits
n = 14 8 digits
n = 19 9 digits
n = 31 13 digits
n = 41 16 digits
n = 45 17 digits
n = 55 20 digits
n = 81 28 digits
n = 110 37 digits
n = 153 50 digits
n = 206 66 digits
n = 213 68 digits
n = 235 74 digits
n = 286 90 digits
n = 333 104 digits
n = 454 140 digits
n = 571 176 digits
n = 798 244 digits
n = 835 255 digits
n = 879 268 digits
n = 1389 422 digits
n = 1531 465 digits
n = 7893 2380 digits
n = 8375 2525 digits May 1996 Patrick Demichel
n = 10766 3245 digits
n = 27319 8227 digits Jan 1999 Tadashi Taura; Proth
n = 49854 15011 digits
n = 84454 25427 digits
n = 95390 28719 digits
n = 101771 30640 digits Dec 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 114011 34324 digits
n = 118439 35657 digits
n = 120534 36288 digits
n = 310926 93602 digits May 2007 Steven Harvey; FermFact; OpenPFGW
n = 412101 124058 digits Aug 2008 Steven Harvey; FermFact; OpenPFGW
n = 922109 277586 digits Jun 2012 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 1837385 553112 digits Jan 2024 Tom Greer; PPSE; PrimeGrid
k: 1451
max n: 2.372.550
n = 1 4 digits
n = 9 6 digits
n = 13 8 digits
n = 17 9 digits
n = 19 9 digits
n = 25 11 digits
n = 31 13 digits
n = 37 15 digits
n = 43 17 digits
n = 77 27 digits
n = 105 35 digits
n = 113 38 digits
n = 251 79 digits
n = 329 103 digits
n = 373 116 digits
n = 493 152 digits
n = 565 174 digits
n = 593 182 digits
n = 769 235 digits
n = 837 256 digits
n = 851 260 digits
n = 1093 333 digits
n = 1193 363 digits
n = 1907 578 digits
n = 2411 729 digits
n = 2551 772 digits
n = 4871 1470 digits
n = 5129 1548 digits
n = 6909 2083 digits Mar 1996 Patrick Demichel
n = 9527 2872 digits
n = 10201 3074 digits
n = 24517 7384 digits Jan 1999 Tadashi Taura; Proth
n = 24629 7418 digits Jan 1999 Tadashi Taura; Proth
n = 27657 8329 digits Jan 1999 Tadashi Taura; Proth
n = 33237 10009 digits Dec 1997 Steffen Polster; Proth
n = 35509 10693 digits
n = 37805 11384 digits
n = 47533 14313 digits
n = 47809 14396 digits
n = 56251 16937 digits
n = 58365 17573 digits
n = 58811 17708 digits
n = 130925 39416 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 159349 47972 digits
n = 182659 54989 digits
n = 195115 58739 digits
n = 197009 59309 digits
n = 261455 78709 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 274591 82664 digits Oct 2006 Steven Harvey; FermFact; OpenPFGW
n = 378917 114069 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 379279 114178 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 682171 205358 digits Aug 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 760855 229044 digits Dec 2011 Henning Busacker; PSieve; srsieve; PrimeGrid; LLR
n = 883979 266108 digits May 2012 Kel Utendorf; PSieve; srsieve; PrimeGrid; LLR
n = 1029163 309813 digits Oct 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1160633 349389 digits Sep 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1289221 388098 digits Aug 2014 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 1534343 461887 digits Mar 2019 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1648357 496209 digits Nov 2021 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1710497 514915 digits Sep 2022 Randall Scalise; PPSE; PrimeGrid
n = 2019169 607834 digits Dec 2024 Yifei Gao; PPSE; PrimeGrid
k: 1453
max n: 2.373.021
n = 2 4 digits
n = 6 5 digits
n = 10 7 digits
n = 12 7 digits
n = 46 18 digits
n = 64 23 digits
n = 82 28 digits
n = 120 40 digits
n = 126 42 digits
n = 410 127 digits
n = 770 235 digits
n = 1322 402 digits
n = 1430 434 digits
n = 1850 561 digits
n = 2064 625 digits
n = 2284 691 digits
n = 3672 1109 digits
n = 4564 1378 digits
n = 8740 2635 digits May 1996 Patrick Demichel
n = 8990 2710 digits
n = 10966 3305 digits
n = 15780 4754 digits
n = 18566 5593 digits Sep 1998 Ray Ballinger; Proth
n = 18770 5654 digits Sep 1998 Ray Ballinger; Proth
n = 42966 12938 digits
n = 45264 13629 digits
n = 84336 25391 digits
n = 101560 30576 digits Dec 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 117686 35431 digits
n = 122482 36874 digits
n = 126070 37955 digits
n = 151682 45664 digits
n = 181202 54551 digits
n = 473330 142490 digits Feb 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 574852 173051 digits Nov 2010 David Eidson; PSieve; srsieve; PrimeGrid; LLR
n = 777046 233918 digits Mar 2012 Radoslaw Szymeczko; PSieve; srsieve; PrimeGrid; LLR
n = 804182 242087 digits Mar 2012 Christophe Hippeau; PSieve; srsieve; PrimeGrid; LLR
n = 1771404 533249 digits Nov 2023 Dirk Broer; PPSE; PrimeGrid
n = 1886222 567813 digits Feb 2024 Lorin Arnold; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2075532 624801 digits Jan 2025 Tom Greer; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1455
max n: 2.372.524
n = 2 4 digits
n = 8 6 digits
n = 11 7 digits
n = 13 8 digits
n = 16 8 digits
n = 38 15 digits
n = 52 19 digits
n = 65 23 digits
n = 85 29 digits
n = 86 30 digits
n = 130 43 digits
n = 133 44 digits
n = 143 47 digits
n = 236 75 digits
n = 371 115 digits
n = 703 215 digits
n = 728 223 digits
n = 830 254 digits
n = 1085 330 digits
n = 1132 344 digits
n = 1673 507 digits
n = 2933 887 digits
n = 4243 1281 digits
n = 10651 3210 digits
n = 10982 3310 digits
n = 19736 5945 digits Sep 1998 Ray Ballinger; Proth
n = 22003 6627 digits 1996 Patrick Demichel
n = 22172 6678 digits 1996 Patrick Demichel
n = 33112 9971 digits
n = 38135 11483 digits
n = 47612 14336 digits
n = 58435 17594 digits
n = 64052 19285 digits
n = 174631 52573 digits Feb 2004 Anton Oleynick; Proth
n = 201848 60766 digits
n = 310735 93544 digits Nov 2006 Takahiko Ogawa; NewPGen; PRP; Proth
n = 324695 97747 digits Nov 2006 Takahiko Ogawa; NewPGen; PRP; Proth
n = 675193 203257 digits Jun 2008 Takahiko Ogawa; NewPGen; LLR; Proth
n = 1357070 408522 digits May 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 2059553 619991 digits Jul 2015 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 4376470 1317452 digits Dec 2023 Takahiko Ogawa; srsieve; NewPGen; LLR
k: 1457
max n: 2.373.387
n = 3 5 digits
n = 19 9 digits
n = 43 17 digits
n = 179 58 digits
n = 203 65 digits
n = 447 138 digits
n = 515 159 digits
n = 543 167 digits
n = 3123 944 digits
n = 7923 2389 digits
n = 8207 2474 digits May 1996 Patrick Demichel
n = 11403 3436 digits
n = 14035 4229 digits
n = 17103 5152 digits
n = 21159 6373 digits Oct 1998 Ray Ballinger; Proth
n = 26559 7999 digits Jan 1999 Tadashi Taura; Proth
n = 60479 18210 digits
n = 68527 20632 digits
n = 115359 34730 digits
n = 150927 45437 digits
n = 195263 58784 digits
n = 292415 88029 digits Feb 2007 Steven Harvey; FermFact; OpenPFGW
n = 458415 138000 digits Dec 2008 Steven Harvey; FermFact; OpenPFGW
n = 559583 168455 digits Oct 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 625219 188213 digits Feb 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1182563 355991 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1372363 413126 digits Jan 2016 David Yost; PSieve; srsieve; PrimeGrid; LLR
n = 1415467 426102 digits Jul 2016 Uwe Senftleben; PSieve; srsieve; PrimeGrid; LLR
n = 1852467 557652 digits Jan 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2137539 643467 digits Jan 2025 Thorsten Sambale; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1459
max n: 2.373.222
n = 6 5 digits
n = 66 24 digits
n = 150 49 digits
n = 390 121 digits
n = 112350 33824 digits
n = 309342 93125 digits May 2006 Anand S Nair; Proth; NewPGen; LLR
n = 2057214 619287 digits Jan 2025 Allen Paschke; PPSE; PrimeGrid
k: 1461
max n: 2.372.894
n = 3 5 digits
n = 7 6 digits
n = 12 7 digits
n = 27 12 digits
n = 36 15 digits
n = 43 17 digits
n = 51 19 digits
n = 55 20 digits
n = 75 26 digits
n = 87 30 digits
n = 301 94 digits
n = 303 95 digits
n = 847 259 digits
n = 991 302 digits
n = 1131 344 digits
n = 1323 402 digits
n = 1407 427 digits
n = 2971 898 digits
n = 4351 1313 digits
n = 5547 1673 digits
n = 6951 2096 digits Mar 1996 Patrick Demichel
n = 20247 6099 digits Sep 1998 Ray Ballinger; Proth
n = 35547 10704 digits
n = 39660 11943 digits
n = 41935 12627 digits
n = 51675 15559 digits
n = 116460 35062 digits
n = 127356 38342 digits
n = 497676 149819 digits Jun 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 827871 249218 digits Apr 2012 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 3373383 1015493 digits Jul 2021 Jens Riemann; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3448423 1038082 digits Jan 2023 Adrian Schori; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1463
max n: 2.373.388
n = 1 4 digits
n = 5 5 digits
n = 33 14 digits
n = 41 16 digits
n = 45 17 digits
n = 53 20 digits
n = 85 29 digits
n = 89 30 digits
n = 169 55 digits
n = 233 74 digits
n = 297 93 digits
n = 365 114 digits
n = 1277 388 digits
n = 1717 521 digits
n = 5505 1661 digits
n = 5765 1739 digits
n = 15601 4700 digits
n = 20501 6175 digits Sep 1998 Ray Ballinger; Proth
n = 23713 7142 digits
n = 41617 12532 digits
n = 60993 18364 digits
n = 345825 104107 digits Aug 2007 Steven Harvey; FermFact; OpenPFGW
n = 586697 176617 digits Dec 2010 Eric Larson; PSieve; srsieve; PrimeGrid; LLR
n = 950545 286146 digits Jul 2012 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 1204789 362681 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 1465
max n: 2.372.775
n = 2 4 digits
n = 6 5 digits
n = 12 7 digits
n = 16 8 digits
n = 18 9 digits
n = 20 10 digits
n = 32 13 digits
n = 48 18 digits
n = 52 19 digits
n = 66 24 digits
n = 76 27 digits
n = 86 30 digits
n = 108 36 digits
n = 112 37 digits
n = 196 63 digits
n = 326 102 digits
n = 328 102 digits
n = 352 110 digits
n = 918 280 digits
n = 2040 618 digits
n = 3182 962 digits
n = 5046 1523 digits
n = 7022 2117 digits Mar 1996 Patrick Demichel
n = 8660 2611 digits May 1996 Patrick Demichel
n = 9218 2779 digits
n = 18042 5435 digits Sep 1998 Ray Ballinger; Proth
n = 20106 6056 digits Oct 1996 Patrick Demichel
n = 23032 6937 digits
n = 29900 9004 digits Jan 1999 Tadashi Taura; Proth
n = 33040 9950 digits
n = 36578 11015 digits
n = 38176 11496 digits
n = 40646 12239 digits
n = 49236 14825 digits
n = 58152 17509 digits Jun 1999 David Hanson; Proth
n = 76096 22911 digits
n = 93830 28249 digits
n = 161572 48642 digits
n = 452406 136191 digits Dec 2008 Steven Harvey; FermFact; LLR; OpenPFGW
n = 791858 238377 digits Mar 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1790462 538986 digits Jan 2024 Robert Lacroix; PPSE; PrimeGrid
n = 2116760 637212 digits Jan 2025 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2201248 662645 digits Feb 2025 Lloyd Dolman; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1467
max n: 2.372.527
n = 2 4 digits
n = 4 5 digits
n = 6 5 digits
n = 8 6 digits
n = 10 7 digits
n = 12 7 digits
n = 14 8 digits
n = 15 8 digits
n = 19 9 digits
n = 26 11 digits
n = 39 15 digits
n = 44 17 digits
n = 52 19 digits
n = 58 21 digits
n = 70 25 digits
n = 74 26 digits
n = 88 30 digits
n = 92 31 digits
n = 108 36 digits
n = 190 61 digits
n = 232 74 digits
n = 334 104 digits
n = 336 105 digits
n = 356 111 digits
n = 411 127 digits
n = 656 201 digits
n = 704 216 digits
n = 708 217 digits
n = 920 281 digits
n = 1228 373 digits
n = 1296 394 digits
n = 1432 435 digits
n = 1558 473 digits
n = 1722 522 digits
n = 1952 591 digits
n = 2188 662 digits
n = 2200 666 digits
n = 2240 678 digits
n = 2460 744 digits
n = 2874 869 digits
n = 3196 966 digits
n = 3478 1051 digits
n = 6620 1996 digits
n = 6734 2031 digits Mar 1996 Patrick Demichel
n = 7836 2363 digits
n = 11788 3552 digits
n = 13062 3936 digits
n = 15614 4704 digits
n = 21048 6340 digits Sep 1998 Ray Ballinger; Proth
n = 21312 6419 digits Oct 1996 Patrick Demichel
n = 24842 7482 digits Jan 1999 Tadashi Taura; Proth
n = 27735 8353 digits Jan 1999 Tadashi Taura; Proth
n = 28990 8731 digits Jan 1999 Tadashi Taura; Proth
n = 30302 9125 digits Jan 1999 Tadashi Taura; Proth
n = 40250 12120 digits Nov 1998 Yves Gallot; Proth
n = 43286 13034 digits
n = 46408 13974 digits
n = 49708 14967 digits
n = 59970 18056 digits
n = 60028 18074 digits
n = 67972 20465 digits Aug 2000 Chris Caldwell; Proth
n = 75728 22800 digits
n = 114279 34405 digits
n = 126082 37958 digits
n = 141312 42543 digits
n = 152850 46016 digits
n = 162990 49069 digits
n = 176528 53144 digits Feb 2004 Anton Oleynick; Proth
n = 196140 59048 digits
n = 209268 63000 digits
n = 210512 63374 digits
n = 229280 69024 digits Feb 2006 Steven Harvey; FermFact; OpenPFGW
n = 249268 75041 digits May 2006 Steven Harvey; FermFact; OpenPFGW
n = 290824 87550 digits Feb 2007 Steven Harvey; FermFact; OpenPFGW
n = 569640 171482 digits Nov 2010 Pablo Marin; PSieve; srsieve; PrimeGrid; LLR
n = 669200 201453 digits Apr 2011 Wes Cure; PSieve; srsieve; PrimeGrid; LLR
n = 815808 245586 digits Apr 2012 Oleksandr Vynogradov; PSieve; srsieve; PrimeGrid; LLR
n = 921882 277518 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 936370 281879 digits Jul 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1059136 318835 digits Mar 2013 Yegor Ryabchikov; PSieve; srsieve; PrimeGrid; LLR
n = 1200198 361299 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1367448 411647 digits Nov 2015 Bob Bussard; PSieve; srsieve; PrimeGrid; LLR
n = 1369119 412150 digits Dec 2015 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 2094046 630374 digits Jan 2025 Dawid Kwiatkowski; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2174872 654705 digits Feb 2025 Christian Carquillat; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1469
max n: 2.372.806
n = 1 4 digits
n = 11 7 digits
n = 17 9 digits
n = 23 11 digits
n = 35 14 digits
n = 59 21 digits
n = 197 63 digits
n = 343 107 digits
n = 479 148 digits
n = 599 184 digits
n = 815 249 digits
n = 1739 527 digits
n = 1997 605 digits
n = 2069 626 digits
n = 3133 947 digits
n = 4091 1235 digits
n = 4811 1452 digits
n = 6877 2074 digits Mar 1996 Patrick Demichel
n = 9185 2769 digits
n = 9943 2997 digits
n = 10271 3096 digits Aug 1997 Kenneth J. Brazier; Proth
n = 15059 4537 digits
n = 19811 5967 digits Sep 1998 Ray Ballinger; Proth
n = 20129 6063 digits Sep 1998 Ray Ballinger; Proth
n = 23987 7224 digits
n = 44395 13368 digits
n = 51293 15444 digits
n = 91871 27660 digits
n = 133451 40176 digits
n = 135223 40710 digits Aug 2001 Jim Fougeron; FermFact; OpenPFGW
n = 135367 40753 digits Aug 2001 Jim Fougeron; FermFact; OpenPFGW
n = 233123 70181 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 320897 96603 digits
n = 459017 138182 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 525953 158331 digits Jul 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 661541 199147 digits Apr 2011 Tetsuya Watanabe; PSieve; srsieve; PrimeGrid; LLR
n = 710465 213875 digits Nov 2011 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 860711 259103 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1061747 319621 digits Feb 2013 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 1191221 358597 digits Oct 2013 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1598927 481329 digits Sep 2020 Alex Belozersky; PSieve; srsieve; PrimeGrid; LLR
n = 1761101 530148 digits Sep 2023 Zoltan Kemenes; PPSE; PrimeGrid
n = 1894217 570220 digits Feb 2024 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2192717 660077 digits Feb 2025 Dirk Broer; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1471
max n: 2.373.343
n = 4 5 digits
n = 8 6 digits
n = 16 8 digits
n = 248 78 digits
n = 2104 637 digits
n = 2404 727 digits
n = 4336 1309 digits
n = 18604 5604 digits Sep 1998 Ray Ballinger; Proth
n = 31096 9364 digits Jan 1999 Tadashi Taura; Proth
n = 154048 46377 digits
n = 239000 71950 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 413176 124382 digits Sep 2008 Steven Harvey; FermFact; OpenPFGW
n = 704824 212177 digits Sep 2011 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
k: 1473
max n: 2.372.641
n = 5 5 digits
n = 6 5 digits
n = 17 9 digits
n = 26 11 digits
n = 29 12 digits
n = 38 15 digits
n = 62 22 digits
n = 77 27 digits
n = 117 39 digits
n = 126 42 digits
n = 137 45 digits
n = 165 53 digits
n = 252 80 digits
n = 461 142 digits
n = 942 287 digits
n = 972 296 digits
n = 1796 544 digits
n = 3902 1178 digits
n = 7502 2262 digits May 1996 Patrick Demichel
n = 10452 3150 digits
n = 13637 4109 digits
n = 15632 4709 digits
n = 23853 7184 digits Apr 1998 David Hanson; Proth
n = 29576 8907 digits Jan 1999 Tadashi Taura; Proth
n = 32846 9891 digits
n = 41918 12622 digits
n = 75597 22761 digits
n = 94605 28483 digits
n = 138816 41791 digits
n = 145205 43715 digits
n = 146772 44186 digits
n = 152165 45810 digits
n = 213374 64236 digits
n = 428276 128928 digits Oct 2008 Michael Millerick; PPSE; PrimeGrid
n = 440261 132535 digits Jun 2008 Oleksandr Vynogradov; PPSE; PrimeGrid
n = 442205 133121 digits Jun 2008 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 964061 290215 digits Aug 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1120865 337418 digits Aug 2013 Ben F. Nelson; PSieve; srsieve; PrimeGrid; LLR
n = 1326689 399377 digits Jan 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1560453 469747 digits Feb 2020 HansJürgen Bergelt; PSieve; srsieve; PrimeGrid; LLR
n = 2283566 687426 digits Jun 2025 Kai Presler; PPSE; PrimeGrid
n = 3353114 1009392 digits Feb 2021 Tom Greer; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1475
max n: 2.372.702
n = 3 5 digits
n = 7 6 digits
n = 27 12 digits
n = 43 17 digits
n = 81 28 digits
n = 93 32 digits
n = 153 50 digits
n = 247 78 digits
n = 307 96 digits
n = 567 174 digits
n = 663 203 digits
n = 883 269 digits
n = 967 295 digits
n = 1533 465 digits
n = 1699 515 digits
n = 3223 974 digits
n = 6663 2009 digits Mar 1996 Patrick Demichel
n = 8007 2414 digits May 1996 Patrick Demichel
n = 13917 4193 digits
n = 48201 14514 digits
n = 80649 24281 digits
n = 571803 172134 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 795919 239599 digits Mar 2012 Harvey Patterson; PSieve; srsieve; PrimeGrid; LLR
n = 812367 244551 digits Mar 2012 Andrei Ryjkov; PSieve; srsieve; PrimeGrid; LLR
n = 1485741 447256 digits Mar 2018 Justin Burner; PSieve; srsieve; PrimeGrid; LLR
n = 1541271 463972 digits Jun 2019 Zhiyuan Ma; PSieve; srsieve; PrimeGrid; LLR
k: 1477
max n: 2.372.873
n = 4 5 digits
n = 6 5 digits
n = 14 8 digits
n = 18 9 digits
n = 22 10 digits
n = 36 15 digits
n = 40 16 digits
n = 54 20 digits
n = 76 27 digits
n = 78 27 digits
n = 94 32 digits
n = 96 33 digits
n = 100 34 digits
n = 132 43 digits
n = 264 83 digits
n = 358 111 digits
n = 428 133 digits
n = 480 148 digits
n = 678 208 digits
n = 688 211 digits
n = 718 220 digits
n = 908 277 digits
n = 934 285 digits
n = 986 300 digits
n = 1042 317 digits
n = 1900 576 digits
n = 2244 679 digits
n = 2352 712 digits
n = 2840 859 digits
n = 6654 2007 digits Mar 1996 Patrick Demichel
n = 6712 2024 digits Mar 1996 Patrick Demichel
n = 7194 2169 digits May 1996 Patrick Demichel
n = 26340 7933 digits Jan 1999 Tadashi Taura; Proth
n = 30778 9269 digits Jan 1999 Tadashi Taura; Proth
n = 34896 10508 digits
n = 37626 11330 digits
n = 45484 13696 digits
n = 64174 19322 digits
n = 68694 20683 digits
n = 70538 21238 digits
n = 72124 21715 digits
n = 73200 22039 digits
n = 75978 22875 digits
n = 80036 24097 digits
n = 96242 28975 digits
n = 177294 53374 digits Mar 2004 Anton Oleynick; Proth
n = 249956 75248 digits
n = 359896 108343 digits Sep 2007 Steven Harvey; FermFact; OpenPFGW
n = 495404 149135 digits
n = 818034 246256 digits Apr 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 905300 272526 digits Jun 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1580902 475903 digits Jun 2020 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
k: 1479
max n: 2.372.714
n = 3 5 digits
n = 10 7 digits
n = 13 8 digits
n = 15 8 digits
n = 19 9 digits
n = 22 10 digits
n = 26 11 digits
n = 33 14 digits
n = 34 14 digits
n = 35 14 digits
n = 54 20 digits
n = 55 20 digits
n = 93 32 digits
n = 145 47 digits
n = 199 64 digits
n = 223 71 digits
n = 462 143 digits
n = 589 181 digits
n = 609 187 digits
n = 1002 305 digits
n = 1219 371 digits
n = 1234 375 digits
n = 1285 390 digits
n = 1395 424 digits
n = 1478 449 digits
n = 1654 502 digits
n = 2175 658 digits
n = 4842 1461 digits
n = 5294 1597 digits
n = 5358 1617 digits
n = 6187 1866 digits
n = 7074 2133 digits Mar 1996 Patrick Demichel
n = 7217 2176 digits May 1996 Patrick Demichel
n = 7243 2184 digits May 1996 Patrick Demichel
n = 8438 2544 digits May 1996 Patrick Demichel
n = 20538 6186 digits Oct 1996 Patrick Demichel
n = 20739 6247 digits Sep 1998 Ray Ballinger; Proth
n = 27278 8215 digits Jan 1999 Tadashi Taura; Proth
n = 28746 8657 digits Jan 1999 Tadashi Taura; Proth
n = 33614 10122 digits
n = 75518 22737 digits
n = 83735 25210 digits
n = 83775 25222 digits
n = 137878 41509 digits
n = 142003 42751 digits
n = 212290 63909 digits
n = 225354 67842 digits Feb 2006 Steven Harvey; FermFact; OpenPFGW
n = 307786 92656 digits
n = 409597 123305 digits Jul 2007 Steven Harvey; FermFact; OpenPFGW
n = 537054 161673 digits Jul 2010 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 689750 207639 digits Sep 2011 Alexey Tarasov; PSieve; srsieve; PrimeGrid; LLR
n = 715454 215377 digits Nov 2011 Christophe Hippeau; PSieve; srsieve; PrimeGrid; LLR
n = 753523 226837 digits Dec 2011 Mathieu Berneau; PSieve; srsieve; PrimeGrid; LLR
n = 1070095 322134 digits Mar 2013 Andreas Adolfsson; PSieve; srsieve; PrimeGrid; LLR
n = 3356275 1010343 digits Feb 2021 Stefan Larsson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1481
max n: 2.373.238
n = 1 4 digits
n = 9 6 digits
n = 25 11 digits
n = 47 18 digits
n = 49 18 digits
n = 285 89 digits
n = 297 93 digits
n = 511 157 digits
n = 529 163 digits
n = 581 179 digits
n = 717 220 digits
n = 757 232 digits
n = 905 276 digits
n = 953 291 digits
n = 957 292 digits
n = 1047 319 digits
n = 1185 360 digits
n = 3335 1008 digits
n = 5405 1631 digits
n = 6497 1959 digits
n = 8241 2484 digits May 1996 Patrick Demichel
n = 16397 4940 digits
n = 16615 5005 digits May 1997 Steffen Polster; Proth
n = 32821 9884 digits
n = 38889 11710 digits
n = 54625 16447 digits
n = 59621 17951 digits
n = 105039 31624 digits Jan 2003 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 110911 33391 digits
n = 168637 50768 digits
n = 257655 77566 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 442125 133097 digits Jun 2008 Michael Millerick; PPSE; PrimeGrid
n = 715585 215416 digits Nov 2011 Michael D. Hittle; PSieve; srsieve; PrimeGrid; LLR
n = 916049 275762 digits Jun 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1344053 404604 digits May 2015 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 1767333 532024 digits Oct 2023 Sascha Thorsten Dietsch; PPSE; PrimeGrid
k: 1483
max n: 2.372.971
n = 8 6 digits
n = 16 8 digits
n = 20 10 digits
n = 112 37 digits
n = 158 51 digits
n = 334 104 digits
n = 412 128 digits
n = 596 183 digits
n = 646 198 digits
n = 808 247 digits
n = 968 295 digits
n = 2918 882 digits
n = 11852 3571 digits
n = 14014 4222 digits
n = 14918 4494 digits
n = 29158 8781 digits Jan 1999 Tadashi Taura; Proth
n = 36428 10970 digits
n = 70070 21097 digits
n = 294718 88723 digits Feb 2007 Steven Harvey; FermFact; OpenPFGW
n = 987800 297361 digits Sep 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 3445724 1037270 digits Jan 2023 Vladislav Ketamino; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1485
max n: 2.372.630
n = 1 4 digits
n = 4 5 digits
n = 5 5 digits
n = 9 6 digits
n = 12 7 digits
n = 16 8 digits
n = 17 9 digits
n = 21 10 digits
n = 23 11 digits
n = 42 16 digits
n = 48 18 digits
n = 51 19 digits
n = 58 21 digits
n = 72 25 digits
n = 77 27 digits
n = 85 29 digits
n = 96 33 digits
n = 124 41 digits
n = 145 47 digits
n = 157 51 digits
n = 169 55 digits
n = 189 61 digits
n = 222 71 digits
n = 229 73 digits
n = 265 83 digits
n = 268 84 digits
n = 293 92 digits
n = 394 122 digits
n = 396 123 digits
n = 445 138 digits
n = 641 197 digits
n = 808 247 digits
n = 811 248 digits
n = 1645 499 digits
n = 2841 859 digits
n = 3388 1024 digits
n = 3473 1049 digits
n = 3544 1071 digits
n = 3909 1180 digits
n = 4088 1234 digits
n = 4272 1290 digits
n = 4368 1319 digits
n = 4582 1383 digits
n = 4732 1428 digits
n = 6174 1862 digits
n = 7360 2219 digits May 1996 Patrick Demichel
n = 9299 2803 digits
n = 9570 2885 digits
n = 9709 2926 digits
n = 11685 3521 digits
n = 12752 3842 digits
n = 13146 3961 digits
n = 23739 7150 digits
n = 26371 7942 digits Jan 1999 Tadashi Taura; Proth
n = 30073 9057 digits Jan 1999 Tadashi Taura; Proth
n = 43748 13173 digits
n = 56805 17104 digits
n = 61797 18606 digits
n = 66399 19992 digits
n = 76369 22993 digits
n = 99253 29882 digits
n = 106433 32043 digits
n = 124919 37608 digits
n = 143720 43268 digits
n = 167687 50482 digits
n = 197205 59368 digits
n = 200790 60447 digits Apr 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 233609 70327 digits Mar 2006 Takahiko Ogawa; NewPGen; PRP; Proth
n = 348960 105051 digits May 2006 Takahiko Ogawa; NewPGen; PRP; Proth
n = 374808 112832 digits Mar 2007 Takahiko Ogawa; NewPGen; PRP; Proth
n = 442605 133241 digits May 2007 Takahiko Ogawa; NewPGen; PRP; Proth
n = 547107 164699 digits Nov 2007 Takahiko Ogawa; NewPGen; LLR; Proth
n = 558224 168046 digits Nov 2007 Takahiko Ogawa; NewPGen; LLR; Proth
n = 611020 183939 digits Feb 2008 Takahiko Ogawa; NewPGen; LLR; Proth
n = 638597 192241 digits Feb 2008 Takahiko Ogawa; NewPGen; LLR; Proth
n = 655977 197472 digits Mar 2008 Takahiko Ogawa; NewPGen; LLR; Proth
n = 754738 227202 digits Nov 2009 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 801952 241415 digits Feb 2010 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 808117 243271 digits Feb 2010 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 868524 261455 digits May 2010 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 875610 263589 digits Jun 2010 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 1256516 378253 digits Sep 2012 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 1407544 423717 digits Nov 2013 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 1650597 496883 digits Aug 2014 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 1744384 525116 digits Nov 2014 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 1745772 525533 digits Nov 2014 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 2022873 608949 digits Apr 2015 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 2077172 625295 digits Sep 2015 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 3490746 1050823 digits Nov 2021 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 3574333 1075985 digits May 2022 Takahiko Ogawa; srsieve; NewPGen; LLR
n = 4416137 1329393 digits May 2024 Takahiko Ogawa; srsieve; NewPGen; LLR
k: 1487
max n: 2.372.638
n = 3 5 digits
n = 87 30 digits
n = 143 47 digits
n = 167 54 digits
n = 183 59 digits
n = 231 73 digits
n = 603 185 digits
n = 639 196 digits
n = 4371 1319 digits
n = 10691 3222 digits
n = 12311 3710 digits
n = 15891 4787 digits
n = 20939 6307 digits
n = 53103 15989 digits
n = 87879 26458 digits
n = 240351 72357 digits May 2006 Steven Harvey; NewPGen; PRP; OpenPFGW
n = 299519 90168 digits Mar 2007 Steven Harvey; FermFact; OpenPFGW
n = 442547 133224 digits Jun 2008 Steven Harvey; FermFact; OpenPFGW
k: 1489
max n: 2.373.153
n = 18 9 digits
n = 22 10 digits
n = 42 16 digits
n = 58 21 digits
n = 250 79 digits
n = 258 81 digits
n = 898 274 digits
n = 1614 490 digits
n = 4590 1385 digits
n = 4918 1484 digits
n = 17826 5370 digits Jul 1996 Patrick Demichel
n = 21022 6332 digits Sep 1998 Ray Ballinger; Proth
n = 72450 21813 digits
n = 437590 131731 digits Oct 2008 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 593262 178593 digits Dec 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 761346 229192 digits Dec 2011 Stephen Michael Brown; PSieve; srsieve; PrimeGrid; LLR
k: 1491
max n: 2.372.622
n = 4 5 digits
n = 5 5 digits
n = 8 6 digits
n = 11 7 digits
n = 13 8 digits
n = 17 9 digits
n = 29 12 digits
n = 43 17 digits
n = 47 18 digits
n = 49 18 digits
n = 51 19 digits
n = 57 21 digits
n = 84 29 digits
n = 129 43 digits
n = 135 44 digits
n = 137 45 digits
n = 184 59 digits
n = 193 62 digits
n = 201 64 digits
n = 208 66 digits
n = 263 83 digits
n = 323 101 digits
n = 377 117 digits
n = 389 121 digits
n = 409 127 digits
n = 508 157 digits
n = 717 220 digits
n = 908 277 digits
n = 929 283 digits
n = 1231 374 digits
n = 1781 540 digits
n = 2181 660 digits
n = 2227 674 digits
n = 2740 828 digits
n = 3613 1091 digits
n = 4885 1474 digits
n = 6440 1942 digits
n = 7652 2307 digits May 1996 Patrick Demichel
n = 10223 3081 digits
n = 11279 3399 digits May 1996 Patrick Demichel
n = 13217 3982 digits
n = 13399 4037 digits
n = 13687 4124 digits
n = 15060 4537 digits
n = 17783 5357 digits Jul 1996 Patrick Demichel
n = 17951 5407 digits Sep 1998 Ray Ballinger; Proth
n = 22965 6917 digits 1996 Patrick Demichel
n = 29411 8857 digits Jan 1999 Tadashi Taura; Proth
n = 30641 9228 digits Jan 1999 Tadashi Taura; Proth
n = 34317 10334 digits
n = 36409 10964 digits
n = 38775 11676 digits
n = 40373 12157 digits
n = 47985 14449 digits
n = 73455 22116 digits
n = 77124 23220 digits
n = 85927 25870 digits
n = 103148 31054 digits
n = 108104 32546 digits
n = 118280 35610 digits
n = 125451 37768 digits
n = 139552 42013 digits
n = 156283 47050 digits
n = 195327 58803 digits
n = 212459 63960 digits
n = 262097 78903 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 262761 79103 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 265271 79858 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 314005 94529 digits
n = 330205 99405 digits Dec 2006 Steven Harvey; FermFact; OpenPFGW
n = 354877 106832 digits Sep 2007 Steven Harvey; FermFact; OpenPFGW
n = 396193 119270 digits Aug 2008 Steven Harvey; FermFact; OpenPFGW
n = 454183 136726 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 608539 183192 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 625745 188372 digits Feb 2011 Glen Martin; PSieve; srsieve; PrimeGrid; LLR
n = 670192 201752 digits Jun 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 832539 250623 digits Apr 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 952339 286686 digits Jul 2012 Leo Janda; PSieve; srsieve; PrimeGrid; LLR
n = 1010981 304339 digits Oct 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1016199 305910 digits Oct 2012 David Sas; PSieve; srsieve; PrimeGrid; LLR
n = 1044292 314367 digits Feb 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1050764 316315 digits Feb 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1256564 378267 digits Mar 2014 Philippe Jaillet; PSieve; srsieve; PrimeGrid; LLR
n = 2063589 621206 digits Jan 2025 Kai Presler; PPSE; PrimeGrid
n = 2131217 641564 digits Jan 2025 Mark Williams; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1493
max n: 2.372.816
n = 5 5 digits
n = 13 8 digits
n = 37 15 digits
n = 61 22 digits
n = 217 69 digits
n = 797 244 digits
n = 829 253 digits
n = 1309 398 digits
n = 2261 684 digits
n = 3437 1038 digits
n = 3677 1111 digits
n = 4981 1503 digits
n = 5945 1793 digits
n = 7837 2363 digits
n = 7889 2378 digits
n = 14357 4326 digits
n = 16849 5076 digits
n = 27265 8211 digits Jan 1999 Tadashi Taura; Proth
n = 71281 21461 digits
n = 164369 49484 digits
n = 167389 50393 digits
n = 198029 59616 digits
n = 282641 85087 digits Mar 2007 Steven Harvey; FermFact; OpenPFGW
n = 678881 204367 digits Aug 2011 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 976813 294054 digits Aug 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 2121829 638738 digits Jan 2025 Todd Pickering; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1495
max n: 2.372.933
n = 2 4 digits
n = 14 8 digits
n = 44 17 digits
n = 62 22 digits
n = 106 36 digits
n = 126 42 digits
n = 156 51 digits
n = 268 84 digits
n = 466 144 digits
n = 636 195 digits
n = 684 210 digits
n = 686 210 digits
n = 914 279 digits
n = 2844 860 digits
n = 6838 2062 digits Mar 1996 Patrick Demichel
n = 14006 4220 digits
n = 14652 4414 digits Mar 1998 Baptiste Heyman; Proth
n = 20922 6302 digits Oct 1996 Patrick Demichel
n = 23262 7006 digits
n = 26342 7933 digits Jan 1999 Tadashi Taura; Proth
n = 36918 11117 digits
n = 66234 19942 digits
n = 106794 32152 digits
n = 123524 37188 digits
n = 137252 41321 digits
n = 204922 61691 digits
n = 208706 62830 digits
n = 726444 218685 digits Dec 2011 Mark Doom; PSieve; srsieve; PrimeGrid; LLR
n = 917004 276049 digits Jun 2012 Arjan Thomas; PSieve; srsieve; PrimeGrid; LLR
k: 1497
max n: 2.373.175
n = 10 7 digits
n = 14 8 digits
n = 23 11 digits
n = 43 17 digits
n = 79 27 digits
n = 122 40 digits
n = 223 71 digits
n = 224 71 digits
n = 298 93 digits
n = 383 119 digits
n = 464 143 digits
n = 706 216 digits
n = 1303 396 digits
n = 1442 438 digits
n = 1819 551 digits
n = 2470 747 digits
n = 3968 1198 digits
n = 9922 2990 digits
n = 15248 4594 digits
n = 16583 4996 digits
n = 33806 10180 digits Nov 1998 Tadashi Taura; Proth
n = 61598 18547 digits Nov 1998 Tadashi Taura; Proth
n = 76522 23039 digits
n = 100736 30328 digits
n = 148610 44740 digits
n = 290458 87440 digits Mar 2007 Steven Harvey; FermFact; OpenPFGW
n = 450239 135539 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
k: 1499
max n: 2.372.648
n = 1 4 digits
n = 5 5 digits
n = 9 6 digits
n = 15 8 digits
n = 25 11 digits
n = 51 19 digits
n = 149 49 digits
n = 193 62 digits
n = 283 89 digits
n = 285 89 digits
n = 329 103 digits
n = 573 176 digits
n = 849 259 digits
n = 871 266 digits
n = 1103 336 digits
n = 1683 510 digits
n = 2269 687 digits
n = 2563 775 digits
n = 2635 797 digits
n = 3225 974 digits
n = 3605 1089 digits
n = 7441 2244 digits May 1996 Patrick Demichel
n = 10471 3156 digits
n = 12589 3793 digits
n = 13935 4199 digits
n = 16935 5102 digits May 1996 Patrick Demichel
n = 27839 8384 digits Jan 1999 Tadashi Taura; Proth
n = 44633 13440 digits
n = 69565 20945 digits
n = 79033 23795 digits
n = 131643 39632 digits Aug 2001 Jim Fougeron; FermFact; OpenPFGW
n = 135981 40938 digits Aug 2001 Jim Fougeron; FermFact; OpenPFGW
n = 162661 48970 digits
n = 197653 59503 digits
n = 217059 65345 digits
n = 322445 97069 digits
n = 418785 126071 digits Oct 2008 Steven Harvey; FermFact; OpenPFGW
n = 527589 158824 digits Jul 2010 Paweł Kaczmarczyk; PSieve; srsieve; PrimeGrid; LLR
n = 619843 186595 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1110265 334227 digits Jun 2013 Jonathan Champ; PSieve; srsieve; PrimeGrid; LLR
n = 1504789 452990 digits Nov 2018 Frederik Schiøler; PSieve; srsieve; PrimeGrid; LLR
k: 1501
max n: 2.373.444
n = 8 6 digits
n = 168 54 digits
n = 200 64 digits
n = 5820 1756 digits
n = 7148 2155 digits May 1996 Patrick Demichel
n = 9080 2737 digits
n = 33572 10110 digits
n = 273680 82390 digits Oct 2006 Steven Harvey; FermFact; OpenPFGW
n = 744464 224110 digits Dec 2011 Jose Vazquez; PSieve; srsieve; PrimeGrid; LLR
k: 1503
max n: 2.373.333
n = 4 5 digits
n = 10 7 digits
n = 12 7 digits
n = 25 11 digits
n = 45 17 digits
n = 60 22 digits
n = 70 25 digits
n = 132 43 digits
n = 252 80 digits
n = 333 104 digits
n = 420 130 digits
n = 453 140 digits
n = 1320 401 digits
n = 1422 432 digits
n = 1464 444 digits
n = 1764 535 digits
n = 3574 1080 digits
n = 5937 1791 digits
n = 7677 2315 digits May 1996 Patrick Demichel
n = 12705 3828 digits
n = 13620 4104 digits
n = 18792 5661 digits Oct 1998 Ray Ballinger; Proth
n = 40300 12135 digits
n = 40597 12225 digits
n = 41152 12392 digits
n = 130924 39416 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 141900 42720 digits
n = 227937 68620 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 282970 85186 digits Dec 2006 Steven Harvey; FermFact; OpenPFGW
n = 390694 117614 digits Dec 2007 Steven Harvey; srsieve; PRP; OpenPFGW
n = 448800 135106 digits Jul 2008 Steven Harvey; FermFact; OpenPFGW
n = 493665 148612 digits Mar 2010 Bjorn Lindberg; PSieve; srsieve; PrimeGrid; LLR
n = 503589 151599 digits Dec 2008 Steven Harvey; FermFact; OpenPFGW
n = 683197 205666 digits Aug 2011 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 709122 213471 digits Sep 2011 David Ware; PSieve; srsieve; PrimeGrid; LLR
n = 826074 248677 digits Apr 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1336504 402331 digits Jan 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1494985 450039 digits Jun 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1609209 484424 digits Oct 2020 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
n = 1634212 491951 digits Feb 2021 Kyle Polansky; PSieve; srsieve; PrimeGrid; LLR
k: 1505
max n: 2.373.427
n = 1 4 digits
n = 3 5 digits
n = 11 7 digits
n = 83 29 digits
n = 131 43 digits
n = 425 132 digits
n = 497 153 digits
n = 937 286 digits
n = 1473 447 digits
n = 1921 582 digits
n = 2943 890 digits
n = 3995 1206 digits
n = 5591 1687 digits
n = 8607 2595 digits May 1996 Patrick Demichel
n = 10827 3263 digits
n = 15033 4529 digits
n = 21043 6338 digits Sep 1998 Ray Ballinger; Proth
n = 21951 6612 digits Oct 1998 Ray Ballinger; Proth
n = 38415 11568 digits
n = 57561 17331 digits
n = 63047 18983 digits
n = 166215 50039 digits
n = 231791 69780 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 335985 101145 digits May 2006 Steven Harvey; FermFact; OpenPFGW
n = 401153 120763 digits Jun 2007 Steven Harvey; FermFact; OpenPFGW
n = 767215 230958 digits Dec 2011 Jianwen Ling; PSieve; srsieve; PrimeGrid; LLR
n = 796631 239814 digits Mar 2012 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 865507 260547 digits May 2012 Torben Kock; PSieve; srsieve; PrimeGrid; LLR
n = 1340547 403549 digits Jan 2015 Philippe Jaillet; PSieve; srsieve; PrimeGrid; LLR
n = 1497003 450646 digits Jul 2018 Brian Parsonnet; PSieve; srsieve; PrimeGrid; LLR
k: 1507
max n: 2.372.873
n = 2 4 digits
n = 4 5 digits
n = 8 6 digits
n = 10 7 digits
n = 14 8 digits
n = 26 12 digits
n = 30 13 digits
n = 38 15 digits
n = 50 19 digits
n = 70 25 digits
n = 102 34 digits
n = 122 40 digits
n = 124 41 digits
n = 130 43 digits
n = 134 44 digits
n = 554 170 digits
n = 922 281 digits
n = 1206 367 digits
n = 1246 379 digits
n = 1610 488 digits
n = 2678 810 digits
n = 2888 873 digits
n = 3542 1070 digits
n = 22106 6658 digits
n = 24134 7269 digits Jan 1999 Tadashi Taura; Proth
n = 27620 8318 digits Jan 1999 Tadashi Taura; Proth
n = 39390 11861 digits
n = 57824 17410 digits
n = 72662 21877 digits
n = 89554 26962 digits
n = 103362 31119 digits
n = 179218 53954 digits Dec 2002 Anton Oleynick; Proth
n = 215374 64838 digits
n = 303896 91485 digits Feb 2007 Steven Harvey; FermFact; OpenPFGW
n = 949946 285966 digits Jul 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1874434 564265 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2202170 662923 digits Feb 2025 Martin Schmidt; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2228846 670953 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1509
max n: 2.372.666
n = 1 4 digits
n = 2 4 digits
n = 3 5 digits
n = 7 6 digits
n = 10 7 digits
n = 13 8 digits
n = 21 10 digits
n = 43 17 digits
n = 51 19 digits
n = 63 23 digits
n = 107 36 digits
n = 121 40 digits
n = 125 41 digits
n = 261 82 digits
n = 386 120 digits
n = 458 142 digits
n = 935 285 digits
n = 1105 336 digits
n = 1179 359 digits
n = 1569 476 digits
n = 2263 685 digits
n = 2421 732 digits
n = 4283 1293 digits
n = 4853 1465 digits
n = 6407 1932 digits
n = 10265 3094 digits
n = 10713 3229 digits
n = 18763 5652 digits Oct 1998 Ray Ballinger; Proth
n = 20181 6079 digits Oct 1996 Patrick Demichel
n = 23519 7084 digits 1996 Patrick Demichel
n = 48609 14636 digits
n = 48707 14666 digits
n = 72283 21763 digits
n = 76119 22918 digits
n = 82683 24894 digits
n = 129610 39020 digits
n = 138058 41563 digits
n = 151895 45729 digits
n = 164839 49625 digits
n = 180809 54433 digits
n = 205042 61727 digits
n = 222091 66860 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 235633 70936 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 246425 74185 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 280106 84324 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 302353 91021 digits Feb 2007 Steven Harvey; FermFact; OpenPFGW
n = 375019 112896 digits Dec 2007 Steven Harvey; FermFact; OpenPFGW
n = 430651 129643 digits Oct 2008 Steven Harvey; FermFact; OpenPFGW
n = 483561 145570 digits Jun 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 682642 205499 digits Aug 2011 Timothy D Winslow; PSieve; srsieve; PrimeGrid; LLR
n = 896087 269753 digits Jun 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 959559 288860 digits Aug 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1330501 400524 digits Jan 2015 Ed Braaten; PSieve; srsieve; PrimeGrid; LLR
n = 1370258 412492 digits Dec 2015 Yegor Ryabchikov; PSieve; srsieve; PrimeGrid; LLR
n = 1467911 441889 digits Feb 2018 Hans Joachim Böhm; PSieve; srsieve; PrimeGrid; LLR
n = 1824649 549278 digits Jan 2024 Sven Srock; PPSE; PrimeGrid
n = 2054243 618392 digits Jan 2025 Kai Presler; PPSE; PrimeGrid
k: 1511
max n: 2.373.300
n = 1 4 digits
n = 5 5 digits
n = 19 9 digits
n = 25 11 digits
n = 61 22 digits
n = 89 30 digits
n = 139 46 digits
n = 635 195 digits
n = 2209 669 digits
n = 7945 2395 digits
n = 16315 4915 digits
n = 83221 25056 digits
n = 93805 28242 digits
n = 121861 36687 digits
n = 331355 99751 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 535181 161109 digits Jul 2010 Biff Ewens; PSieve; srsieve; PrimeGrid; LLR
n = 563945 169768 digits Oct 2010 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
k: 1513
max n: 2.372.859
n = 2 4 digits
n = 8 6 digits
n = 22 10 digits
n = 24 11 digits
n = 90 31 digits
n = 94 32 digits
n = 152 49 digits
n = 332 104 digits
n = 834 255 digits
n = 1104 336 digits
n = 1240 377 digits
n = 2364 715 digits
n = 2630 795 digits
n = 3102 937 digits
n = 3512 1061 digits
n = 8228 2481 digits May 1996 Patrick Demichel
n = 8844 2666 digits
n = 9402 2834 digits
n = 12034 3626 digits
n = 16532 4980 digits
n = 26840 8083 digits Jan 1999 Tadashi Taura; Proth
n = 31190 9393 digits Jan 1999 Tadashi Taura; Proth
n = 31654 9532 digits Jan 1999 Tadashi Taura; Proth
n = 41980 12641 digits
n = 155440 46796 digits
n = 168140 50619 digits
n = 213332 64223 digits
n = 223564 67303 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 261150 78618 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 323910 97510 digits May 2007 Steven Harvey; FermFact; OpenPFGW
k: 1515
max n: 2.372.968
n = 5 5 digits
n = 9 6 digits
n = 17 9 digits
n = 21 10 digits
n = 41 16 digits
n = 50 19 digits
n = 60 22 digits
n = 89 30 digits
n = 96 33 digits
n = 104 35 digits
n = 105 35 digits
n = 140 46 digits
n = 390 121 digits
n = 449 139 digits
n = 980 299 digits
n = 1106 337 digits
n = 1217 370 digits
n = 1254 381 digits
n = 1350 410 digits
n = 1529 464 digits
n = 3146 951 digits
n = 3189 964 digits
n = 3909 1180 digits
n = 4127 1246 digits
n = 5981 1804 digits
n = 6324 1907 digits
n = 6447 1944 digits
n = 6621 1997 digits
n = 10065 3034 digits
n = 11445 3449 digits
n = 24606 7411 digits Jan 1999 Tadashi Taura; Proth
n = 24834 7479 digits Jan 1999 Tadashi Taura; Proth
n = 28461 8571 digits Jan 1999 Tadashi Taura; Proth
n = 37004 11143 digits
n = 37167 11192 digits
n = 44705 13461 digits
n = 45677 13754 digits
n = 65696 19780 digits
n = 130020 39144 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 167844 50530 digits
n = 230394 69359 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 248880 74924 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 547244 164741 digits Sep 2010 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
n = 666194 200548 digits Apr 2011 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 713354 214745 digits Nov 2011 Jeff Kohn; PSieve; srsieve; PrimeGrid; LLR
n = 928461 279498 digits Jul 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 940820 283219 digits Jul 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1191090 358557 digits Oct 2013 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1217300 366447 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 3337389 1004658 digits Aug 2020 Lucas Brown; PSieve; srsieve; PrimeGrid; LLR
k: 1517
max n: 2.372.846
n = 15 8 digits
n = 27 12 digits
n = 183 59 digits
n = 207 66 digits
n = 331 103 digits
n = 447 138 digits
n = 963 294 digits
n = 2227 674 digits
n = 2791 844 digits
n = 4203 1269 digits
n = 5955 1796 digits
n = 22287 6713 digits
n = 36295 10930 digits Jan 1999 David Hanson; Proth
n = 53775 16192 digits
n = 206355 62123 digits
n = 232927 70122 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 415443 125064 digits Jul 2008 Casimir Ksiazek III; PPSE; PrimeGrid
n = 1025791 308798 digits Oct 2012 Veronique Sainson; PSieve; srsieve; PrimeGrid; LLR
n = 1099851 331092 digits Mar 2013 David Walling; PSieve; srsieve; PrimeGrid; LLR
n = 1516855 456623 digits Feb 2019 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
k: 1519
max n: 2.372.965
n = 34 14 digits
n = 38 15 digits
n = 70 25 digits
n = 86 30 digits
n = 146 48 digits
n = 214 68 digits
n = 226 72 digits
n = 334 104 digits
n = 538 166 digits
n = 566 174 digits
n = 610 187 digits
n = 1910 579 digits
n = 3350 1012 digits
n = 3934 1188 digits
n = 4318 1304 digits
n = 18814 5667 digits Oct 1998 Ray Ballinger; Proth
n = 22702 6838 digits
n = 27466 8272 digits Jan 1999 Tadashi Taura; Proth
n = 35710 10753 digits
n = 82742 24912 digits
n = 94130 28340 digits
n = 193066 58122 digits
n = 286442 86231 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 742934 223649 digits Dec 2011 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
k: 1521
max n: 2.372.790
n = 4 5 digits
n = 5 5 digits
n = 11 7 digits
n = 12 7 digits
n = 20 10 digits
n = 23 11 digits
n = 29 12 digits
n = 43 17 digits
n = 44 17 digits
n = 64 23 digits
n = 76 27 digits
n = 93 32 digits
n = 109 36 digits
n = 215 68 digits
n = 432 134 digits
n = 455 141 digits
n = 599 184 digits
n = 623 191 digits
n = 1392 423 digits
n = 1783 540 digits
n = 2791 844 digits
n = 2939 888 digits
n = 4571 1380 digits
n = 5356 1616 digits
n = 13739 4140 digits
n = 13789 4155 digits
n = 14155 4265 digits
n = 18732 5643 digits Oct 1996 Patrick Demichel
n = 37231 11211 digits
n = 41836 12598 digits
n = 43020 12954 digits
n = 43051 12963 digits Jun 1998 Kenneth J. Brazier; Proth
n = 67471 20314 digits
n = 70053 21092 digits
n = 89133 26835 digits
n = 92159 27746 digits
n = 100912 30381 digits
n = 103704 31222 digits
n = 130019 39143 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 138200 41606 digits
n = 151059 45477 digits
n = 162029 48779 digits
n = 253799 76405 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 355451 107005 digits Oct 2007 Steven Harvey; FermFact; OpenPFGW
n = 362199 109036 digits Nov 2007 Hans Joachim Böhm; PPSE; PrimeGrid
n = 951725 286501 digits Jul 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1040109 313108 digits Feb 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1686640 507733 digits Apr 2022 PPSE; PrimeGrid
n = 1957661 589318 digits May 2024 Derek Gordon; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2273143 684288 digits May 2025 Ralf Hentrich; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1523
max n: 2.373.296
n = 145 47 digits
n = 169 55 digits
n = 529 163 digits
n = 673 206 digits
n = 873 266 digits
n = 5925 1787 digits
n = 8793 2651 digits
n = 32889 9904 digits
n = 34725 10457 digits
n = 51949 15642 digits
n = 59125 17802 digits
n = 460273 138560 digits Mar 2009 Steven Harvey; FermFact; LLR; OpenPFGW
k: 1525
max n: 2.373.380
n = 2 4 digits
n = 10 7 digits
n = 32 13 digits
n = 50 19 digits
n = 140 46 digits
n = 394 122 digits
n = 1414 429 digits
n = 2774 839 digits
n = 3154 953 digits
n = 4436 1339 digits
n = 4502 1359 digits
n = 6946 2095 digits Mar 1996 Patrick Demichel
n = 8974 2705 digits
n = 10460 3152 digits
n = 11342 3418 digits May 1996 Patrick Demichel
n = 49742 14978 digits
n = 233362 70253 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 381584 114872 digits Jan 2008 Steven Harvey; srsieve; PRP; OpenPFGW
n = 1061902 319668 digits Mar 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2017742 607405 digits Dec 2024 Joachim Haberer; PPSE; PrimeGrid
k: 1527
max n: 2.372.651
n = 6 5 digits
n = 7 6 digits
n = 10 7 digits
n = 11 7 digits
n = 12 7 digits
n = 16 9 digits
n = 20 10 digits
n = 34 14 digits
n = 35 14 digits
n = 43 17 digits
n = 55 20 digits
n = 58 21 digits
n = 76 27 digits
n = 86 30 digits
n = 88 30 digits
n = 91 31 digits
n = 94 32 digits
n = 107 36 digits
n = 114 38 digits
n = 154 50 digits
n = 158 51 digits
n = 184 59 digits
n = 187 60 digits
n = 226 72 digits
n = 256 81 digits
n = 295 92 digits
n = 315 99 digits
n = 347 108 digits
n = 476 147 digits
n = 686 210 digits
n = 830 254 digits
n = 1130 344 digits
n = 1188 361 digits
n = 2460 744 digits
n = 2496 755 digits
n = 2578 780 digits
n = 3327 1005 digits
n = 3700 1117 digits
n = 3847 1162 digits
n = 3912 1181 digits
n = 9251 2789 digits
n = 10563 3183 digits
n = 12392 3734 digits
n = 13810 4161 digits
n = 14056 4235 digits
n = 21074 6348 digits Sep 1998 Ray Ballinger; Proth
n = 23523 7085 digits 1996 Patrick Demichel
n = 27088 8158 digits Jan 1999 Tadashi Taura; Proth
n = 29066 8753 digits Jan 1999 Tadashi Taura; Proth
n = 32406 9759 digits
n = 33826 10186 digits
n = 41586 12522 digits
n = 48346 14557 digits
n = 49510 14908 digits
n = 64567 19440 digits
n = 73320 22075 digits
n = 80446 24220 digits
n = 86776 26126 digits
n = 96478 29046 digits
n = 139394 41965 digits
n = 148711 44770 digits
n = 161971 48762 digits
n = 172891 52049 digits Jan 2003 Anton Oleynick; Proth
n = 188596 56777 digits
n = 276306 83180 digits Oct 2006 Steven Harvey; FermFact; OpenPFGW
n = 294814 88752 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 329724 99260 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 432946 130333 digits Nov 2008 Steven Harvey; FermFact; OpenPFGW
n = 524734 157964 digits Jul 2010 Donald Drews; PSieve; srsieve; PrimeGrid; LLR
n = 569390 171407 digits Nov 2010 Bruce Southey; PSieve; srsieve; PrimeGrid; LLR
n = 582256 175280 digits Nov 2010 Krzysztof Ostaszewski; PSieve; srsieve; PrimeGrid; LLR
n = 618936 186322 digits Jan 2011 Jason Gledhill; PSieve; srsieve; PrimeGrid; LLR
n = 655447 197313 digits Mar 2011 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 820835 247100 digits Apr 2012 William Donovan; PSieve; srsieve; PrimeGrid; LLR
n = 940358 283080 digits Jul 2012 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 965418 290623 digits Aug 2012 Marian Vicena; PSieve; srsieve; PrimeGrid; LLR
n = 1050335 316186 digits Feb 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1059866 319055 digits Feb 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 1529
max n: 2.373.320
n = 9 6 digits
n = 57 21 digits
n = 71 25 digits
n = 83 29 digits
n = 119 40 digits
n = 281 88 digits
n = 383 119 digits
n = 1007 307 digits
n = 1065 324 digits
n = 1829 554 digits
n = 13433 4047 digits
n = 14577 4392 digits
n = 38969 11735 digits
n = 39273 11826 digits
n = 53133 15998 digits
n = 67619 20359 digits
n = 153695 46270 digits
n = 155445 46797 digits
n = 155555 46830 digits Oct 2003 John Metcalf; Proth
n = 231335 69642 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 293015 88210 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 640401 192784 digits Feb 2011 Ben Rhodes; PSieve; srsieve; PrimeGrid; LLR
k: 1531
max n: 2.373.191
n = 16 9 digits
n = 328 102 digits
n = 432 134 digits
n = 4440 1340 digits
n = 9312 2807 digits
n = 13440 4050 digits Nov 1997 Henri Lifchitz; Proth
k: 1533
max n: 2.372.856
n = 1 4 digits
n = 2 4 digits
n = 5 5 digits
n = 9 6 digits
n = 10 7 digits
n = 20 10 digits
n = 21 10 digits
n = 34 14 digits
n = 42 16 digits
n = 44 17 digits
n = 81 28 digits
n = 89 30 digits
n = 125 41 digits
n = 134 44 digits
n = 136 45 digits
n = 189 61 digits
n = 224 71 digits
n = 285 89 digits
n = 297 93 digits
n = 361 112 digits
n = 424 131 digits
n = 640 196 digits
n = 649 199 digits
n = 656 201 digits
n = 709 217 digits
n = 1101 335 digits
n = 3976 1201 digits
n = 4065 1227 digits
n = 4844 1462 digits
n = 5421 1636 digits
n = 6141 1852 digits
n = 15224 4587 digits
n = 17456 5258 digits Jul 1996 Patrick Demichel
n = 21417 6451 digits Oct 1996 Patrick Demichel
n = 22588 6803 digits
n = 27537 8293 digits Jan 1999 Tadashi Taura; Proth
n = 41174 12398 digits
n = 53276 16041 digits
n = 57481 17307 digits
n = 65149 19615 digits
n = 66429 20001 digits
n = 75525 22739 digits
n = 82450 24824 digits
n = 84845 25545 digits
n = 99836 30057 digits
n = 108642 32708 digits
n = 130881 39403 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 194417 58529 digits
n = 202834 61063 digits
n = 204472 61556 digits
n = 225985 68032 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 259109 78003 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 273241 82257 digits Oct 2006 Steven Harvey; FermFact; OpenPFGW
n = 320929 96613 digits Jun 2007 Steven Harvey; FermFact; OpenPFGW
n = 393770 118540 digits Jan 2008 Steven Harvey; srsieve; PRP; OpenPFGW
n = 410248 123501 digits Jul 2008 Steven Harvey; FermFact; OpenPFGW
n = 412458 124166 digits Jul 2008 Steven Harvey; FermFact; OpenPFGW
n = 555256 167152 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 561430 169011 digits Oct 2010 Michael D. Hittle; PSieve; srsieve; PrimeGrid; LLR
n = 691261 208094 digits Sep 2011 Pascal Gegout; PSieve; srsieve; PrimeGrid; LLR
n = 1121554 337625 digits Aug 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1613132 485605 digits Jan 2021 Richard Mortimore; PSieve; srsieve; PrimeGrid; LLR
n = 1952677 587818 digits Apr 2024 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1972136 593676 digits Jun 2024 Glenn Hall; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1997852 601417 digits Sep 2024 Matej Rizman; PPSE; PrimeGrid
n = 2265258 681914 digits Apr 2025 Alexey Simbarsky; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2327257 700578 digits Dec 2025 Li Yawei; PPSE; PrimeGrid
k: 1535
max n: 2.372.500
n = 3 5 digits
n = 5 5 digits
n = 9 6 digits
n = 31 13 digits
n = 33 14 digits
n = 41 16 digits
n = 43 17 digits
n = 77 27 digits
n = 105 35 digits
n = 153 50 digits
n = 225 71 digits
n = 229 73 digits
n = 291 91 digits
n = 293 92 digits
n = 455 141 digits
n = 515 159 digits
n = 567 174 digits
n = 621 191 digits
n = 731 224 digits
n = 753 230 digits
n = 1099 335 digits
n = 1171 356 digits
n = 1697 515 digits
n = 1983 601 digits
n = 2907 879 digits
n = 3365 1017 digits
n = 4977 1502 digits
n = 5553 1675 digits
n = 6207 1872 digits
n = 7033 2121 digits Mar 1996 Patrick Demichel
n = 7473 2253 digits May 1996 Patrick Demichel
n = 8843 2666 digits
n = 10423 3141 digits
n = 10603 3196 digits
n = 19949 6009 digits Oct 1998 Ray Ballinger; Proth
n = 27583 8307 digits Jan 1999 Tadashi Taura; Proth
n = 28067 8453 digits Jan 1999 Tadashi Taura; Proth
n = 28119 8468 digits Jan 1999 Tadashi Taura; Proth
n = 32137 9678 digits
n = 55471 16702 digits
n = 67457 20310 digits
n = 85647 25786 digits Apr 1999 David Hanson; Proth
n = 110437 33249 digits
n = 113069 34041 digits
n = 171365 51590 digits Jan 2003 Anton Oleynick; Proth
n = 203873 61376 digits
n = 303417 91341 digits Feb 2007 Steven Harvey; FermFact; OpenPFGW
n = 463303 139472 digits Apr 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 484053 145718 digits Aug 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 486293 146392 digits Aug 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 777563 234073 digits Feb 2012 Predrag Kurtovic; srsieve; PrimeGrid; LLR
n = 800387 240944 digits Mar 2012 Jianwen Ling; PSieve; srsieve; PrimeGrid; LLR
n = 847709 255190 digits Apr 2012 Konstantin Manz; PSieve; srsieve; PrimeGrid; LLR
n = 982051 295630 digits Sep 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1181001 355520 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1498813 451191 digits Aug 2018 Eric Jeancolas; PSieve; srsieve; PrimeGrid; LLR
n = 1519961 457558 digits Feb 2019 Kenneth Egtved Pedersen; PSieve; srsieve; PrimeGrid; LLR
n = 1669607 502605 digits Feb 2022 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1865149 561469 digits Feb 2024 Dave Sunderland; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2077641 625436 digits Jan 2025 Zack Friedrichsen; PPSE; PrimeGrid
k: 1537
max n: 2.372.937
n = 4 5 digits
n = 6 5 digits
n = 8 6 digits
n = 24 11 digits
n = 40 16 digits
n = 78 27 digits
n = 116 39 digits
n = 200 64 digits
n = 208 66 digits
n = 210 67 digits
n = 596 183 digits
n = 798 244 digits
n = 2716 821 digits
n = 2888 873 digits
n = 4414 1332 digits
n = 4554 1375 digits
n = 5166 1559 digits
n = 5734 1730 digits
n = 6116 1845 digits
n = 8188 2469 digits May 1996 Patrick Demichel
n = 12244 3689 digits
n = 94340 28403 digits
n = 178174 53639 digits Jan 2003 Anton Oleynick; Proth
n = 211364 63631 digits
n = 241270 72633 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 363676 109481 digits Dec 2007 Steven Harvey; FermFact; OpenPFGW
n = 389416 117230 digits Jan 2008 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 496254 149391 digits Apr 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 977584 294286 digits Aug 2012 Andrà Deutschmann; PSieve; srsieve; PrimeGrid; LLR
k: 1539
max n: 2.372.832
n = 1 4 digits
n = 7 6 digits
n = 17 9 digits
n = 22 10 digits
n = 31 13 digits
n = 35 14 digits
n = 73 26 digits
n = 115 38 digits
n = 242 77 digits
n = 314 98 digits
n = 553 170 digits
n = 574 176 digits
n = 1214 369 digits
n = 1447 439 digits
n = 1834 556 digits
n = 2126 644 digits
n = 2206 668 digits
n = 3091 934 digits
n = 3542 1070 digits
n = 4169 1259 digits
n = 4849 1463 digits
n = 5666 1709 digits
n = 17227 5190 digits Jul 1996 Patrick Demichel
n = 17633 5312 digits Jul 1996 Patrick Demichel
n = 18067 5442 digits Oct 1996 Patrick Demichel
n = 51022 15363 digits
n = 51265 15436 digits
n = 52937 15939 digits
n = 64342 19373 digits
n = 69119 20811 digits
n = 89875 27059 digits
n = 95489 28749 digits
n = 125554 37799 digits
n = 152086 45786 digits
n = 165401 49794 digits
n = 166942 50258 digits
n = 263359 79283 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 633058 190573 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 650774 195906 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 819962 246837 digits Apr 2012 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 1148033 345596 digits Aug 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1957246 589193 digits Apr 2024 Ruud van der Kroef; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1541
max n: 2.373.178
n = 1 4 digits
n = 3 5 digits
n = 9 6 digits
n = 13 8 digits
n = 23 11 digits
n = 39 15 digits
n = 57 21 digits
n = 73 26 digits
n = 77 27 digits
n = 81 28 digits
n = 87 30 digits
n = 93 32 digits
n = 117 39 digits
n = 149 49 digits
n = 153 50 digits
n = 193 62 digits
n = 201 64 digits
n = 219 70 digits
n = 397 123 digits
n = 771 236 digits
n = 791 242 digits
n = 1223 372 digits
n = 1263 384 digits
n = 1307 397 digits
n = 2289 693 digits
n = 2811 850 digits
n = 5437 1640 digits
n = 10169 3065 digits
n = 10611 3198 digits
n = 12437 3748 digits
n = 15339 4621 digits
n = 206009 62019 digits
n = 389441 117237 digits Feb 2008 Steven Harvey; srsieve; PRP; OpenPFGW
n = 552651 166368 digits Sep 2010 Anonymous; PSieve; srsieve; PrimeGrid; BOINC Poland; LLR
n = 605469 182268 digits Jan 2011 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1204893 362713 digits Nov 2013 Geoff Stirling; PSieve; srsieve; PrimeGrid; LLR
n = 1220067 367280 digits Nov 2013 Jager Buss; PSieve; srsieve; PrimeGrid; LLR
n = 1523519 458629 digits Feb 2019 Claudius Dräger; PSieve; srsieve; PrimeGrid; LLR
n = 1633611 491770 digits Feb 2021 Devlin Skahill; PSieve; srsieve; PrimeGrid; LLR
n = 2011419 605501 digits Nov 2024 Eric Eskam; PPSE; PrimeGrid
n = 2181809 656794 digits Feb 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1543
max n: 2.372.843
n = 2 4 digits
n = 12 7 digits
n = 144 47 digits
n = 300 94 digits
n = 2882 871 digits
n = 3026 915 digits
n = 4476 1351 digits
n = 5324 1606 digits
n = 7946 2396 digits
n = 8802 2653 digits
n = 27146 8175 digits Jan 1999 Tadashi Taura; Proth
n = 45668 13751 digits
n = 140892 42416 digits
n = 237968 71639 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 269298 81070 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 358224 107840 digits Oct 2007 Steven Harvey; FermFact; OpenPFGW
n = 676322 203597 digits Aug 2011 Peter Verstappen; PSieve; srsieve; PrimeGrid; LLR
n = 1297952 390726 digits Oct 2014 Ryo Takagi; PSieve; srsieve; PrimeGrid; LLR
n = 1348176 405845 digits May 2015 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1503914 452727 digits Oct 2018 Mark Jones; PSieve; srsieve; PrimeGrid; LLR
k: 1545
max n: 2.372.871
n = 10 7 digits
n = 16 9 digits
n = 19 9 digits
n = 34 14 digits
n = 36 15 digits
n = 52 19 digits
n = 73 26 digits
n = 82 28 digits
n = 99 33 digits
n = 106 36 digits
n = 129 43 digits
n = 208 66 digits
n = 213 68 digits
n = 238 75 digits
n = 250 79 digits
n = 282 89 digits
n = 364 113 digits
n = 390 121 digits
n = 412 128 digits
n = 475 147 digits
n = 489 151 digits
n = 573 176 digits
n = 750 229 digits
n = 1009 307 digits
n = 1395 424 digits
n = 1782 540 digits
n = 1833 555 digits
n = 1896 574 digits
n = 1965 595 digits
n = 2328 704 digits
n = 2499 756 digits
n = 3237 978 digits
n = 4509 1361 digits
n = 4804 1450 digits
n = 6280 1894 digits
n = 6699 2020 digits Mar 1996 Patrick Demichel
n = 6720 2027 digits Mar 1996 Patrick Demichel
n = 7062 2130 digits Mar 1996 Patrick Demichel
n = 8014 2416 digits May 1996 Patrick Demichel
n = 9736 2935 digits
n = 11325 3413 digits May 1996 Patrick Demichel
n = 16800 5061 digits
n = 18133 5462 digits Nov 1997 Henri Lifchitz; Proth
n = 18280 5507 digits Oct 1998 Ray Ballinger; Proth
n = 22552 6793 digits 1996 Patrick Demichel
n = 23868 7189 digits Apr 1998 David Hanson; Proth
n = 28432 8563 digits Jan 1999 Tadashi Taura; Proth
n = 37573 11314 digits
n = 38662 11642 digits Nov 1998 Tadashi Taura; Proth
n = 68337 20575 digits
n = 73674 22182 digits
n = 114435 34452 digits
n = 121002 36429 digits
n = 142290 42837 digits
n = 143733 43272 digits
n = 151905 45732 digits
n = 157285 47351 digits
n = 163072 49093 digits
n = 188253 56673 digits
n = 194545 58568 digits
n = 240616 72436 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 247282 74443 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 364636 109770 digits Dec 2007 Steven Harvey; FermFact; OpenPFGW
n = 467598 140765 digits Apr 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 597018 179724 digits Dec 2010 Brian Carpenter; PSieve; srsieve; PrimeGrid; LLR
n = 652690 196483 digits Mar 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 860938 259172 digits May 2012 Detlef Gleim; PSieve; srsieve; PrimeGrid; LLR
n = 864795 260333 digits May 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1002648 301831 digits Sep 2012 Ryo Washio; PSieve; srsieve; PrimeGrid; LLR
n = 1072569 322879 digits Mar 2013 Bartlett Henderson; PSieve; srsieve; PrimeGrid; LLR
n = 1449912 436471 digits Jun 2017 Nolan Lambson; PSieve; srsieve; PrimeGrid; LLR
n = 1688062 508161 digits Apr 2022 Honza Cholt; PPSE; PrimeGrid
n = 1861116 560255 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2012838 605928 digits Nov 2024 Ken Preston; PPSE; PrimeGrid
n = 2123497 639240 digits Jan 2025 Marek Štochl; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2131309 641592 digits Jan 2025 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1547
max n: 2.372.826
n = 3 5 digits
n = 7 6 digits
n = 11 7 digits
n = 23 11 digits
n = 55 20 digits
n = 63 23 digits
n = 119 40 digits
n = 175 56 digits
n = 207 66 digits
n = 891 272 digits
n = 1527 463 digits
n = 15935 4801 digits
n = 22415 6751 digits
n = 26511 7984 digits Jan 1999 Tadashi Taura; Proth
n = 58207 17526 digits Jul 1999 David Hanson; Proth
n = 59339 17867 digits
n = 96503 29054 digits
n = 134575 40515 digits Aug 2001 Jim Fougeron; FermFact; OpenPFGW
n = 220087 66256 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 709223 213501 digits Sep 2011 Duncan Campbell; PSieve; srsieve; PrimeGrid; LLR
n = 1483127 446469 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1512283 455246 digits Jan 2019 Dao Heng Liu; PSieve; srsieve; PrimeGrid; LLR
k: 1549
max n: 2.373.357
n = 2 4 digits
n = 6 5 digits
n = 14 8 digits
n = 26 12 digits
n = 78 27 digits
n = 286 90 digits
n = 422 131 digits
n = 446 138 digits
n = 606 186 digits
n = 718 220 digits
n = 934 285 digits
n = 1534 465 digits
n = 1786 541 digits
n = 2786 842 digits
n = 2886 872 digits
n = 3002 907 digits
n = 11358 3423 digits
n = 13742 4140 digits
n = 93818 28246 digits
n = 103846 31264 digits
n = 139442 41980 digits
n = 229818 69186 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 405826 122169 digits Jul 2007 Steven Harvey; FermFact; OpenPFGW
n = 508986 153224 digits May 2010 Ossi Mauno; PSieve; srsieve; PrimeGrid; LLR
n = 540958 162848 digits Aug 2010 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 569302 171381 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1196654 360232 digits Nov 2013 Alexey Pachushkin; PSieve; srsieve; PrimeGrid; LLR
k: 1551
max n: 2.372.620
n = 3 5 digits
n = 5 5 digits
n = 7 6 digits
n = 8 6 digits
n = 9 6 digits
n = 19 9 digits
n = 21 10 digits
n = 24 11 digits
n = 33 14 digits
n = 39 15 digits
n = 43 17 digits
n = 51 19 digits
n = 68 24 digits
n = 95 32 digits
n = 140 46 digits
n = 181 58 digits
n = 249 79 digits
n = 285 89 digits
n = 307 96 digits
n = 313 98 digits
n = 483 149 digits
n = 540 166 digits
n = 559 172 digits
n = 744 228 digits
n = 793 242 digits
n = 1105 336 digits
n = 1153 351 digits
n = 1209 368 digits
n = 1400 425 digits
n = 1508 458 digits
n = 2289 693 digits
n = 2461 745 digits
n = 3259 985 digits
n = 3531 1067 digits
n = 4579 1382 digits
n = 6495 1959 digits
n = 7637 2303 digits May 1996 Patrick Demichel
n = 8247 2486 digits May 1996 Patrick Demichel
n = 9296 2802 digits
n = 9863 2973 digits
n = 13775 4150 digits
n = 24825 7477 digits Jan 1999 Tadashi Taura; Proth
n = 25983 7825 digits Jan 1999 Tadashi Taura; Proth
n = 39524 11902 digits
n = 43021 12954 digits
n = 52275 15740 digits
n = 57519 17319 digits
n = 66355 19979 digits
n = 92015 27703 digits
n = 110739 33339 digits
n = 177020 53292 digits Feb 2003 Anton Oleynick; Proth
n = 187447 56431 digits
n = 229820 69186 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 247400 74479 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 302151 90960 digits Feb 2007 Steven Harvey; FermFact; OpenPFGW
n = 307275 92503 digits May 2007 Steven Harvey; FermFact; OpenPFGW
n = 324837 97789 digits Jun 2007 Steven Harvey; FermFact; OpenPFGW
n = 373013 112292 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 379297 114183 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 457447 137709 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 485611 146187 digits Sep 2009 Steven Harvey; srsieve; PrimeGrid; LLR
n = 501404 150941 digits May 2009 Steven Harvey; srsieve; PrimeGrid; LLR
n = 579519 174456 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 925199 278516 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1100211 331200 digits Jun 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1455459 438141 digits Aug 2017 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1966477 591972 digits May 2024 Brian Parsonnet; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2213781 666418 digits Feb 2025 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1553
max n: 2.372.824
n = 5 5 digits
n = 161 52 digits
n = 257 81 digits
n = 761 233 digits
n = 869 265 digits
n = 2969 897 digits
n = 3329 1006 digits
n = 16349 4925 digits
n = 74129 22319 digits
n = 813281 244826 digits Mar 2012 Nils Ohlsson; PSieve; srsieve; PrimeGrid; LLR
k: 1555
max n: 2.372.049
n = 2 4 digits
n = 10 7 digits
n = 16 9 digits
n = 20 10 digits
n = 30 13 digits
n = 36 15 digits
n = 44 17 digits
n = 52 19 digits
n = 56 21 digits
n = 64 23 digits
n = 74 26 digits
n = 106 36 digits
n = 108 36 digits
n = 110 37 digits
n = 128 42 digits
n = 312 98 digits
n = 338 105 digits
n = 406 126 digits
n = 448 139 digits
n = 552 170 digits
n = 696 213 digits
n = 778 238 digits
n = 862 263 digits
n = 1064 324 digits
n = 1144 348 digits
n = 1176 358 digits
n = 1622 492 digits
n = 2732 826 digits
n = 2742 829 digits
n = 3004 908 digits
n = 3018 912 digits
n = 3764 1137 digits
n = 4212 1272 digits
n = 4228 1276 digits
n = 4568 1379 digits
n = 6854 2067 digits Mar 1996 Patrick Demichel
n = 7638 2303 digits May 1996 Patrick Demichel
n = 9570 2885 digits
n = 12966 3907 digits
n = 14348 4323 digits
n = 18396 5541 digits Oct 1996 Patrick Demichel
n = 32244 9710 digits
n = 54690 16467 digits
n = 57770 17394 digits
n = 64194 19328 digits
n = 95740 28824 digits
n = 99620 29992 digits
n = 100272 30189 digits Nov 2002 Steven Harvey; OpenPFGW
n = 110874 33380 digits
n = 113596 34199 digits
n = 136440 41076 digits
n = 267572 80551 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 320628 96522 digits
n = 426992 128541 digits Sep 2008 Steven Harvey; FermFact; OpenPFGW
n = 521554 157007 digits Jul 2010 Tapio Rajala; PSieve; srsieve; PrimeGrid; LLR
n = 574726 173013 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 748014 225178 digits Dec 2011 Aleksander Makowski; PSieve; srsieve; PrimeGrid; LLR
n = 942664 283774 digits Jul 2012 Darrell Hoffpauir; PSieve; srsieve; PrimeGrid; LLR
n = 1019526 306912 digits Oct 2012 Tom Pepper; PSieve; srsieve; PrimeGrid; LLR
n = 1069612 321989 digits Mar 2013 William Miskovetz; PSieve; srsieve; PrimeGrid; LLR
n = 1110958 334435 digits Jun 2013 Michael Wrchowetzky; PSieve; srsieve; PrimeGrid; LLR
n = 1352422 407123 digits Aug 2015 Michael Becker; PSieve; srsieve; PrimeGrid; LLR
n = 1724772 519212 digits Dec 2022 Frank Meador; PPSE; PrimeGrid
n = 1799330 541656 digits Jan 2024 Vesa Harju; PPSE; PrimeGrid
n = 1922336 578684 digits Mar 2024 Sascha Beat Dinkel; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1960680 590227 digits May 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2113890 636348 digits Jan 2025 Florian Gnann; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2180212 656313 digits Feb 2025 Stephen Eldred; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2313224 696354 digits Oct 2025 Sebastien Deram; PPSE; PrimeGrid
k: 1557
max n: 2.373.346
n = 2 4 digits
n = 3 5 digits
n = 24 11 digits
n = 63 23 digits
n = 84 29 digits
n = 168 54 digits
n = 228 72 digits
n = 515 159 digits
n = 555 171 digits
n = 564 173 digits
n = 803 245 digits
n = 839 256 digits
n = 890 272 digits
n = 1994 604 digits
n = 2183 661 digits
n = 2955 893 digits
n = 3018 912 digits
n = 5147 1553 digits
n = 10179 3068 digits
n = 12554 3783 digits
n = 22164 6676 digits Mar 1998 David Hanson; Proth
n = 33147 9982 digits
n = 83543 25153 digits
n = 100950 30393 digits
n = 106095 31941 digits
n = 190794 57438 digits
n = 231779 69776 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 352479 106110 digits Nov 2007 Steven Harvey; FermFact; OpenPFGW
n = 423254 127416 digits Sep 2008 Steven Harvey; FermFact; OpenPFGW
n = 460479 138622 digits Apr 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 553982 166769 digits Oct 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 938043 282383 digits Jul 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1462848 440365 digits Dec 2017 Andy Barr; PSieve; srsieve; PrimeGrid; LLR
k: 1559
max n: 2.372.810
n = 1 4 digits
n = 3 5 digits
n = 13 8 digits
n = 15 8 digits
n = 39 15 digits
n = 49 18 digits
n = 105 35 digits
n = 157 51 digits
n = 505 156 digits
n = 741 227 digits
n = 811 248 digits
n = 1105 336 digits
n = 3549 1072 digits
n = 6247 1884 digits
n = 9969 3005 digits
n = 9979 3008 digits
n = 13791 4155 digits
n = 20391 6142 digits Oct 1998 Ray Ballinger; Proth
n = 27093 8159 digits Jan 1999 Tadashi Taura; Proth
n = 29499 8884 digits Jan 1999 Tadashi Taura; Proth
n = 37153 11188 digits
n = 39073 11766 digits
n = 121989 36726 digits
n = 199423 60036 digits
n = 423805 127582 digits Sep 2008 Dr. James Scott Brown; PPSE; PrimeGrid
n = 1227229 369436 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 1561
max n: 2.373.023
n = 4 5 digits
n = 8 6 digits
n = 12 7 digits
n = 48 18 digits
n = 88 30 digits
n = 408 127 digits
n = 636 195 digits
n = 648 199 digits
n = 1128 343 digits
n = 3444 1040 digits
n = 5876 1773 digits
n = 11332 3415 digits May 1996 Patrick Demichel
n = 35136 10581 digits
n = 48468 14594 digits
n = 75792 22819 digits
n = 431012 129751 digits Dec 2008 Michael Millerick; PPSE; PrimeGrid
n = 656304 197571 digits Mar 2011 Rick Reynolds; PSieve; srsieve; PrimeGrid; LLR
n = 1597548 480914 digits Sep 2020 Tyler Bredl; PSieve; srsieve; PrimeGrid; LLR
n = 2264696 681745 digits Apr 2025 Adrian Baker; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1563
max n: 2.372.832
n = 12 7 digits
n = 17 9 digits
n = 20 10 digits
n = 21 10 digits
n = 49 18 digits
n = 60 22 digits
n = 76 27 digits
n = 84 29 digits
n = 129 43 digits
n = 181 58 digits
n = 228 72 digits
n = 260 82 digits
n = 316 99 digits
n = 337 105 digits
n = 346 108 digits
n = 716 219 digits
n = 1241 377 digits
n = 1300 395 digits
n = 1516 460 digits
n = 2093 634 digits
n = 2412 730 digits
n = 3798 1147 digits
n = 4364 1317 digits
n = 4486 1354 digits
n = 5932 1789 digits
n = 8022 2419 digits May 1996 Patrick Demichel
n = 17829 5371 digits Jul 1996 Patrick Demichel
n = 21874 6588 digits
n = 22930 6906 digits 1996 Patrick Demichel
n = 23684 7133 digits 1996 Patrick Demichel
n = 27188 8188 digits Jan 1999 Tadashi Taura; Proth
n = 29553 8900 digits Jan 1999 Tadashi Taura; Proth
n = 63889 19236 digits
n = 65449 19706 digits
n = 65994 19870 digits
n = 79348 23890 digits
n = 82590 24866 digits
n = 91362 27506 digits
n = 109386 32932 digits
n = 156009 46967 digits
n = 156716 47180 digits
n = 206357 62123 digits
n = 227674 68540 digits Feb 2006 Steven Harvey; FermFact; OpenPFGW
n = 252437 75995 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 270997 81582 digits Oct 2006 Steven Harvey; FermFact; OpenPFGW
n = 295452 88944 digits Feb 2007 Steven Harvey; FermFact; OpenPFGW
n = 306476 92262 digits May 2007 Steven Harvey; FermFact; OpenPFGW
n = 335613 101033 digits Oct 2006 Steven Harvey; FermFact; OpenPFGW
n = 337589 101628 digits Oct 2006 Steven Harvey; FermFact; OpenPFGW
n = 349002 105064 digits Aug 2007 Steven Harvey; FermFact; OpenPFGW
n = 360076 108397 digits Dec 2007 Steven Harvey; FermFact; OpenPFGW
n = 412217 124093 digits Sep 2008 Steven Harvey; FermFact; OpenPFGW
n = 553884 166739 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 603324 181622 digits Jan 2011 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 873622 262990 digits May 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1083076 326042 digits Mar 2013 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1135414 341797 digits Aug 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1674812 504172 digits Feb 2022 Bob Calvin; PSieve; srsieve; PrimeGrid; LLR
n = 1743970 524991 digits May 2023 Vaughan Davies; PPSE; PrimeGrid
n = 2347937 706803 digits Mar 2026 PPSE; PrimeGrid
n = 2368858 713101 digits Jun 2026 David Perek; PPSE; PrimeGrid
k: 1565
max n: 2.372.858
n = 13 8 digits
n = 19 9 digits
n = 23 11 digits
n = 29 12 digits
n = 53 20 digits
n = 73 26 digits
n = 143 47 digits
n = 155 50 digits
n = 159 52 digits
n = 195 62 digits
n = 205 65 digits
n = 263 83 digits
n = 469 145 digits
n = 475 147 digits
n = 779 238 digits
n = 1255 381 digits
n = 1673 507 digits
n = 1913 580 digits
n = 2079 630 digits
n = 2255 683 digits
n = 4563 1377 digits
n = 5135 1549 digits
n = 5795 1748 digits
n = 21809 6569 digits Oct 1998 Ray Ballinger; Proth
n = 22573 6799 digits
n = 22645 6821 digits
n = 50129 15094 digits
n = 53353 16065 digits
n = 67453 20309 digits
n = 92809 27942 digits
n = 163105 49103 digits
n = 171269 51561 digits Feb 2003 Anton Oleynick; Proth
n = 231575 69715 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 348589 104939 digits Aug 2007 Steven Harvey; FermFact; OpenPFGW
n = 687169 206862 digits Sep 2011 Václav Vinklát; PSieve; srsieve; PrimeGrid; LLR
n = 738229 222233 digits Dec 2011 Justin Keenan; PSieve; srsieve; PrimeGrid; LLR
n = 754099 227010 digits Dec 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1471079 442843 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 2218013 667692 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1567
max n: 2.372.767
n = 2 4 digits
n = 4 5 digits
n = 10 7 digits
n = 16 9 digits
n = 20 10 digits
n = 28 12 digits
n = 32 13 digits
n = 44 17 digits
n = 64 23 digits
n = 166 54 digits
n = 208 66 digits
n = 232 74 digits
n = 256 81 digits
n = 1214 369 digits
n = 1516 460 digits
n = 2326 704 digits
n = 3410 1030 digits
n = 3502 1058 digits
n = 9658 2911 digits
n = 35876 10803 digits
n = 59102 17795 digits
n = 62714 18882 digits
n = 69068 20795 digits
n = 99854 30063 digits
n = 128938 38818 digits
n = 249152 75006 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 256864 77327 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 722542 217511 digits Nov 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
k: 1569
max n: 2.372.789
n = 2 4 digits
n = 3 5 digits
n = 6 6 digits
n = 17 9 digits
n = 23 11 digits
n = 26 12 digits
n = 30 13 digits
n = 35 14 digits
n = 122 40 digits
n = 129 43 digits
n = 209 67 digits
n = 255 80 digits
n = 273 86 digits
n = 297 93 digits
n = 331 103 digits
n = 810 248 digits
n = 1506 457 digits
n = 1613 489 digits
n = 2114 640 digits
n = 2739 828 digits
n = 5459 1647 digits
n = 7602 2292 digits May 1996 Patrick Demichel
n = 7747 2336 digits May 1996 Patrick Demichel
n = 8286 2498 digits May 1996 Patrick Demichel
n = 8405 2534 digits May 1996 Patrick Demichel
n = 10050 3029 digits
n = 11729 3534 digits
n = 13495 4066 digits
n = 14717 4434 digits
n = 15573 4692 digits
n = 17815 5367 digits Jul 1996 Patrick Demichel
n = 20430 6154 digits Oct 1998 Ray Ballinger; Proth
n = 23481 7072 digits 1996 Patrick Demichel
n = 41683 12552 digits
n = 47389 14269 digits
n = 51714 15571 digits
n = 60407 18188 digits
n = 142947 43035 digits
n = 146901 44225 digits
n = 156851 47221 digits
n = 220507 66383 digits Feb 2006 Steven Harvey; FermFact; OpenPFGW
n = 234359 70553 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 236037 71058 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 238817 71895 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 340403 102475 digits Aug 2007 Hans Joachim Böhm; PPSE; PrimeGrid
n = 423299 127429 digits Sep 2008 Steven Harvey; FermFact; OpenPFGW
n = 510941 153812 digits Jun 2010 Bjorn Lindberg; PSieve; srsieve; PrimeGrid; LLR
n = 560750 168806 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 695762 209449 digits Sep 2011 Olexander Belogourov; PSieve; srsieve; PrimeGrid; LLR
n = 829110 249591 digits Apr 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 888653 267515 digits May 2012 Sindri Jarlsson; PSieve; srsieve; PrimeGrid; LLR
n = 952331 286684 digits Jul 2012 Masumi Hamada; PSieve; srsieve; PrimeGrid; LLR
n = 1470510 442671 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
k: 1571
max n: 2.372.836
n = 3 5 digits
n = 5 5 digits
n = 33 14 digits
n = 53 20 digits
n = 75 26 digits
n = 101 34 digits
n = 111 37 digits
n = 207 66 digits
n = 305 96 digits
n = 345 108 digits
n = 543 167 digits
n = 941 287 digits
n = 1973 598 digits
n = 2157 653 digits
n = 2201 666 digits
n = 5103 1540 digits
n = 5921 1786 digits
n = 17583 5297 digits
n = 31485 9482 digits Jan 1999 Tadashi Taura; Proth
n = 34935 10520 digits
n = 37877 11406 digits
n = 38751 11669 digits
n = 39891 12012 digits
n = 551801 166112 digits Sep 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 608583 183205 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 3323493 1000475 digits Aug 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 1573
max n: 2.372.669
n = 4 5 digits
n = 6 6 digits
n = 10 7 digits
n = 64 23 digits
n = 76 27 digits
n = 334 104 digits
n = 1174 357 digits
n = 11076 3338 digits
n = 12444 3750 digits
n = 15510 4673 digits
n = 24750 7454 digits Jan 1999 Tadashi Taura; Proth
n = 26140 7873 digits Jan 1999 Tadashi Taura; Proth
n = 28488 8579 digits Jan 1999 Tadashi Taura; Proth
n = 32730 9856 digits
n = 66574 20044 digits
n = 69456 20912 digits
n = 80280 24170 digits
n = 92674 27901 digits
n = 94488 28447 digits
n = 106078 31936 digits
n = 1348330 405891 digits May 2015 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1510780 454794 digits Jan 2019 Scott Cox; PSieve; srsieve; PrimeGrid; LLR
n = 1563486 470660 digits Feb 2020 Brian D. Niegocki; PSieve; srsieve; PrimeGrid; LLR
n = 1571590 473099 digits Feb 2020 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 1575
max n: 2.372.418
n = 2 4 digits
n = 3 5 digits
n = 6 6 digits
n = 13 8 digits
n = 16 9 digits
n = 19 9 digits
n = 20 10 digits
n = 28 12 digits
n = 39 15 digits
n = 47 18 digits
n = 50 19 digits
n = 70 25 digits
n = 76 27 digits
n = 87 30 digits
n = 99 33 digits
n = 147 48 digits
n = 157 51 digits
n = 216 69 digits
n = 222 71 digits
n = 236 75 digits
n = 280 88 digits
n = 282 89 digits
n = 283 89 digits
n = 288 90 digits
n = 319 100 digits
n = 445 138 digits
n = 451 139 digits
n = 607 186 digits
n = 651 200 digits
n = 660 202 digits
n = 832 254 digits
n = 1248 379 digits
n = 1602 486 digits
n = 2226 674 digits
n = 3772 1139 digits
n = 4396 1327 digits
n = 6270 1891 digits
n = 6323 1907 digits
n = 10786 3251 digits
n = 11142 3358 digits May 1996 Patrick Demichel
n = 11622 3502 digits
n = 12432 3746 digits
n = 23151 6973 digits
n = 27846 8386 digits Jan 1999 Tadashi Taura; Proth
n = 32267 9717 digits
n = 74738 22502 digits
n = 79051 23800 digits
n = 89242 26868 digits
n = 98482 29650 digits
n = 99075 29828 digits
n = 101302 30499 digits Dec 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 152089 45787 digits
n = 154450 46498 digits
n = 159741 48091 digits
n = 191749 57726 digits Mar 2005 Jiong Sun; NewPGen; OpenPFGW
n = 196958 59294 digits Mar 2005 Jiong Sun; NewPGen; OpenPFGW
n = 259082 77995 digits Apr 2005 Jiong Sun; NewPGen; OpenPFGW
n = 280429 84421 digits May 2005 Jiong Sun; NewPGen; PRP; OpenPFGW
n = 293056 88222 digits May 2005 Jiong Sun; NewPGen; PRP; OpenPFGW
n = 304472 91659 digits Jun 2005 Jiong Sun; NewPGen; PRP; OpenPFGW
n = 381212 114760 digits Apr 2008 Steven Harvey; srsieve; PRP; OpenPFGW
n = 391669 117908 digits Apr 2008 Dr. James Scott Brown; PPSE; PrimeGrid
n = 519316 156333 digits Jun 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 616341 185541 digits Jan 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 731553 220223 digits Dec 2011 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 1022070 307677 digits Oct 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1036893 312140 digits Jan 2013 Simon Elmir; PSieve; srsieve; PrimeGrid; LLR
n = 1061962 319686 digits Mar 2013 Daniel Schemmel; PSieve; srsieve; PrimeGrid; LLR
n = 1140475 343321 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1237448 372513 digits Jan 2014 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1535803 462326 digits Apr 2019 Vadim Bulanov; PSieve; srsieve; PrimeGrid; LLR
n = 1583906 476807 digits Aug 2020 John Hall; PSieve; srsieve; PrimeGrid; LLR
n = 2123109 639123 digits Jan 2025 Arnaud Jacques; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2264898 681806 digits Apr 2025 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2315628 697077 digits Oct 2025 Christian Carquillat; PPSE; PrimeGrid
k: 1577
max n: 2.372.894
n = 35 14 digits
n = 47 18 digits
n = 87 30 digits
n = 407 126 digits
n = 511 158 digits
n = 1019 310 digits
n = 1039 316 digits
n = 1787 542 digits
n = 28715 8648 digits Jan 1999 Tadashi Taura; Proth
n = 81747 24612 digits
n = 95099 28631 digits
n = 476891 143562 digits Jun 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 841311 253264 digits Apr 2012 Andrew Gockel; PSieve; srsieve; PrimeGrid; LLR
n = 1655875 498472 digits Jan 2022 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1915427 576605 digits Feb 2024 Jens Katzur; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2153587 648298 digits Feb 2025 Arne Sielemann; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1579
max n: 2.373.197
n = 2 4 digits
n = 10 7 digits
n = 18 9 digits
n = 70 25 digits
n = 102 34 digits
n = 318 99 digits
n = 498 154 digits
n = 2602 787 digits
n = 3290 994 digits
n = 9898 2983 digits
n = 16810 5064 digits
n = 19798 5963 digits Oct 1998 Ray Ballinger; Proth
n = 32982 9932 digits
n = 37582 11317 digits
n = 45538 13712 digits
n = 66178 19925 digits
n = 105262 31691 digits
n = 132618 39926 digits
n = 317998 95731 digits
n = 383538 115460 digits Apr 2008 Steven Harvey; srsieve; PRP; OpenPFGW
n = 904518 272291 digits Jun 2012 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
k: 1581
max n: 2.372.364
n = 1 4 digits
n = 5 5 digits
n = 11 7 digits
n = 23 11 digits
n = 41 16 digits
n = 53 20 digits
n = 65 23 digits
n = 160 52 digits
n = 208 66 digits
n = 220 70 digits
n = 221 70 digits
n = 275 86 digits
n = 391 121 digits
n = 797 244 digits
n = 1085 330 digits
n = 1196 364 digits
n = 1468 446 digits
n = 3503 1058 digits
n = 3563 1076 digits
n = 3728 1126 digits
n = 5060 1527 digits
n = 6905 2082 digits Mar 1996 Patrick Demichel
n = 18865 5683 digits Oct 1998 Ray Ballinger; Proth
n = 19136 5764 digits Oct 1998 Ray Ballinger; Proth
n = 23681 7132 digits 1996 Patrick Demichel
n = 25447 7664 digits Jan 1999 Tadashi Taura; Proth
n = 39436 11875 digits
n = 101681 30613 digits Dec 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 180733 54410 digits
n = 398425 119942 digits Apr 2008 Steven Harvey; srsieve; PRP; OpenPFGW
n = 418840 126087 digits Sep 2008 Hans Joachim Böhm; PPSE; PrimeGrid
n = 468851 141142 digits May 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 570797 171831 digits Nov 2010 Gerd Verbouwe; PSieve; srsieve; PrimeGrid; LLR
n = 633539 190718 digits Feb 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 634673 191059 digits Feb 2011 Willy de Zutter; PSieve; srsieve; PrimeGrid; LLR
n = 691313 208110 digits Sep 2011 Roman Diestelberger; PSieve; srsieve; PrimeGrid; LLR
n = 853325 256880 digits May 2012 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 943807 284118 digits Jul 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1437140 432626 digits Feb 2017 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
k: 1583
max n: 2.372.836
n = 1 4 digits
n = 101 34 digits
n = 125 41 digits
n = 309 97 digits
n = 369 115 digits
n = 549 169 digits
n = 685 210 digits
n = 989 301 digits
n = 2133 646 digits
n = 2161 654 digits
n = 3545 1071 digits
n = 4269 1289 digits
n = 9633 2904 digits
n = 10249 3089 digits
n = 14565 4388 digits
n = 20681 6229 digits Oct 1998 Ray Ballinger; Proth
n = 29017 8739 digits Jan 1999 Tadashi Taura; Proth
n = 32117 9672 digits
n = 263601 79356 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 272025 81891 digits Nov 2006 Steven Harvey; FermFact; OpenPFGW
n = 433161 130398 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 531561 160020 digits Jul 2010 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
n = 1404101 422680 digits Apr 2016 Steven Janowiecki; PSieve; srsieve; PrimeGrid; LLR
n = 1540605 463772 digits Jun 2019 Brian D. Niegocki; PSieve; srsieve; PrimeGrid; LLR
n = 2102553 632935 digits Jan 2025 Attila Egri-Nagy; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1585
max n: 2.373.173
n = 14 8 digits
n = 80 28 digits
n = 102 34 digits
n = 272 86 digits
n = 344 107 digits
n = 1766 535 digits
n = 2168 656 digits
n = 9236 2784 digits
n = 34328 10337 digits
n = 141902 42720 digits
n = 245348 73861 digits May 2006 Steven Harvey; FermFact; OpenPFGW
n = 297470 89551 digits Feb 2007 Steven Harvey; FermFact; OpenPFGW
n = 419558 126303 digits Oct 2008 Dr. James Scott Brown; PPSE; PrimeGrid
n = 622326 187342 digits Feb 2011 Jason T. Gmoser; PSieve; srsieve; PrimeGrid; LLR
n = 1334718 401794 digits Jan 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
k: 1587
max n: 2.373.387
n = 3 5 digits
n = 48 18 digits
n = 52 19 digits
n = 75 26 digits
n = 76 27 digits
n = 291 91 digits
n = 360 112 digits
n = 1228 373 digits
n = 4963 1498 digits
n = 5971 1801 digits
n = 6879 2074 digits Mar 1996 Patrick Demichel
n = 9684 2919 digits
n = 24300 7319 digits Jan 1999 Tadashi Taura; Proth
n = 32098 9666 digits
n = 54235 16330 digits
n = 68463 20613 digits
n = 110803 33359 digits
n = 160366 48279 digits
n = 195543 58868 digits
n = 350035 105375 digits Dec 2007 Steven Harvey; FermFact; OpenPFGW
n = 502255 151198 digits Jun 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 566836 170638 digits Nov 2010 Jason Gledhill; PSieve; srsieve; PrimeGrid; LLR
n = 783739 235933 digits Mar 2012 Yusup Khadjiyev; PSieve; srsieve; PrimeGrid; LLR
n = 1230628 370460 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1725286 519367 digits Dec 2022 Takashi Iwasaki; PPSE; PrimeGrid
n = 1904044 573178 digits Feb 2024 Christian Guilleminot; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1933204 581956 digits Mar 2024 Jan Kožíšek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1589
max n: 2.372.868
n = 3 5 digits
n = 5 5 digits
n = 7 6 digits
n = 39 15 digits
n = 47 18 digits
n = 63 23 digits
n = 159 52 digits
n = 463 143 digits
n = 567 174 digits
n = 605 186 digits
n = 967 295 digits
n = 1023 312 digits
n = 1173 357 digits
n = 1359 413 digits
n = 1373 417 digits
n = 1559 473 digits
n = 2413 730 digits
n = 2875 869 digits
n = 8447 2547 digits May 1996 Patrick Demichel
n = 8573 2584 digits May 1996 Patrick Demichel
n = 11203 3376 digits
n = 12575 3789 digits
n = 14999 4519 digits
n = 18765 5653 digits Oct 1998 Ray Ballinger; Proth
n = 29535 8895 digits Jan 1999 Tadashi Taura; Proth
n = 51067 15376 digits
n = 53335 16059 digits
n = 53757 16186 digits
n = 54943 16543 digits
n = 87747 26418 digits
n = 105903 31884 digits
n = 148485 44702 digits
n = 277165 83439 digits Nov 2006 Steven Harvey; FermFact; OpenPFGW
n = 535663 161254 digits Jul 2010 Michal Skvor; PSieve; srsieve; PrimeGrid; LLR
n = 599559 180489 digits Jan 2011 Rob Mitchell; PSieve; srsieve; PrimeGrid; LLR
n = 692349 208422 digits Sep 2011 Steve McNeill; PSieve; srsieve; PrimeGrid; LLR
n = 733925 220937 digits Dec 2011 Gus Obermeyer; PSieve; srsieve; PrimeGrid; LLR
n = 799653 240723 digits Mar 2012 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 1041755 313603 digits Jan 2013 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
k: 1591
max n: 2.373.396
n = 4 5 digits
n = 16 9 digits
n = 36 15 digits
n = 60 22 digits
n = 136 45 digits
n = 140 46 digits
n = 232 74 digits
n = 556 171 digits
n = 732 224 digits
n = 1112 338 digits
n = 9936 2995 digits
n = 14140 4260 digits
n = 22132 6666 digits
n = 51244 15430 digits
n = 97096 29233 digits
n = 233816 70389 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 392596 118187 digits Apr 2008 Steven Harvey; srsieve; PRP; OpenPFGW
n = 557812 167922 digits Oct 2010 Steven F. Bohl; PSieve; srsieve; PrimeGrid; LLR
n = 585784 176342 digits Nov 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1556140 468449 digits Jan 2020 Bruce E. Slade; PSieve; srsieve; PrimeGrid; LLR
n = 1905424 573593 digits Feb 2024 ZinSig Kim; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2295656 691065 digits Jul 2025 Kai Presler; PPSE; PrimeGrid
k: 1593
max n: 2.372.801
n = 1 4 digits
n = 2 4 digits
n = 21 10 digits
n = 26 12 digits
n = 40 16 digits
n = 46 18 digits
n = 56 21 digits
n = 58 21 digits
n = 60 22 digits
n = 80 28 digits
n = 84 29 digits
n = 100 34 digits
n = 105 35 digits
n = 130 43 digits
n = 137 45 digits
n = 194 62 digits
n = 240 76 digits
n = 260 82 digits
n = 261 82 digits
n = 264 83 digits
n = 382 119 digits
n = 1496 454 digits
n = 1645 499 digits
n = 1656 502 digits
n = 1720 521 digits
n = 2086 632 digits
n = 2280 690 digits
n = 3680 1111 digits
n = 3876 1170 digits
n = 4385 1324 digits
n = 4826 1456 digits
n = 6266 1890 digits
n = 7996 2411 digits May 1996 Patrick Demichel
n = 8846 2667 digits
n = 9202 2774 digits
n = 9441 2846 digits
n = 11370 3426 digits
n = 15077 4542 digits
n = 15384 4635 digits
n = 17426 5249 digits Jul 1996 Patrick Demichel
n = 19090 5750 digits Oct 1998 Ray Ballinger; Proth
n = 24048 7243 digits Jan 1999 Tadashi Taura; Proth
n = 27757 8359 digits Jan 1999 Tadashi Taura; Proth
n = 31056 9352 digits Jan 1999 Tadashi Taura; Proth
n = 35016 10545 digits
n = 39116 11779 digits
n = 43357 13055 digits
n = 47426 14280 digits
n = 47794 14391 digits
n = 82785 24924 digits
n = 125888 37900 digits
n = 137701 41456 digits
n = 145054 43669 digits
n = 152304 45852 digits
n = 162912 49045 digits
n = 167678 50480 digits
n = 294058 88524 digits Feb 2007 Steven Harvey; FermFact; OpenPFGW
n = 391760 117935 digits Mar 2008 Dr. James Scott Brown; PPSE; PrimeGrid
n = 406166 122272 digits Sep 2007 Steven Harvey; FermFact; OpenPFGW
n = 432133 130089 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 433168 130400 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 442838 133311 digits Sep 2008 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 447565 134734 digits Sep 2008 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 911138 274284 digits Jun 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 977270 294191 digits Aug 2012 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 1085125 326659 digits Mar 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1212385 364968 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1347585 405667 digits May 2015 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1573725 473742 digits Feb 2020 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1635577 492361 digits Mar 2021 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1809252 544643 digits Jan 2024 Vaughan Davies; PPSE; PrimeGrid
k: 1595
max n: 2.373.204
n = 1 4 digits
n = 7 6 digits
n = 11 7 digits
n = 13 8 digits
n = 17 9 digits
n = 23 11 digits
n = 25 11 digits
n = 29 12 digits
n = 35 14 digits
n = 53 20 digits
n = 679 208 digits
n = 727 223 digits
n = 805 246 digits
n = 815 249 digits
n = 2561 775 digits
n = 12845 3870 digits
n = 17551 5287 digits
n = 38201 11503 digits
n = 51457 15494 digits
n = 133295 40129 digits
n = 238955 71936 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 415663 125131 digits Oct 2008 Steven Harvey; FermFact; OpenPFGW
n = 488867 147167 digits Sep 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 651721 196191 digits Mar 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 921757 277480 digits Jun 2012 Qian Jin; PSieve; srsieve; PrimeGrid; LLR
n = 1089497 327975 digits Mar 2013 Karel Benes; PSieve; srsieve; PrimeGrid; LLR
n = 1288823 387978 digits Aug 2014 Jesper Hedlund; PSieve; srsieve; PrimeGrid; LLR
n = 1493711 449656 digits Jun 2018 Andreas Lorenz; PSieve; srsieve; PrimeGrid; LLR
n = 1502647 452346 digits Oct 2018 Kai Ylijoki; PSieve; srsieve; PrimeGrid; LLR
k: 1597
max n: 2.372.881
n = 2 4 digits
n = 10 7 digits
n = 38 15 digits
n = 42 16 digits
n = 62 22 digits
n = 118 39 digits
n = 130 43 digits
n = 326 102 digits
n = 442 137 digits
n = 446 138 digits
n = 470 145 digits
n = 612 188 digits
n = 630 193 digits
n = 1098 334 digits
n = 1798 545 digits
n = 1866 565 digits
n = 2722 823 digits
n = 2862 865 digits
n = 4986 1505 digits
n = 8478 2556 digits May 1996 Patrick Demichel
n = 23178 6981 digits
n = 41550 12511 digits
n = 53212 16022 digits
n = 134170 40393 digits
n = 142350 42855 digits
n = 186020 56001 digits
n = 195702 58916 digits
n = 320262 96412 digits
n = 342422 103083 digits Sep 2007 Steven Harvey; FermFact; OpenPFGW
n = 374940 112872 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 770030 231806 digits Dec 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 892476 268666 digits Jun 2012 Richard Serjeantson; PSieve; srsieve; PrimeGrid; LLR
n = 1485922 447311 digits Mar 2018 Wolfgang Schwieger; PSieve; srsieve; PrimeGrid; LLR
n = 1991212 599418 digits Sep 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2059002 619825 digits Jan 2025 Frantz Desprez; PPSE; PrimeGrid
k: 1599
max n: 2.372.944
n = 2 4 digits
n = 5 5 digits
n = 6 6 digits
n = 9 6 digits
n = 11 7 digits
n = 26 12 digits
n = 38 15 digits
n = 42 16 digits
n = 59 21 digits
n = 89 30 digits
n = 185 59 digits
n = 909 277 digits
n = 1305 397 digits
n = 4394 1326 digits
n = 10091 3041 digits
n = 12498 3766 digits
n = 21095 6354 digits Oct 1998 Ray Ballinger; Proth
n = 21210 6389 digits Oct 1996 Patrick Demichel
n = 21947 6610 digits Oct 1998 Ray Ballinger; Proth
n = 22641 6819 digits
n = 45038 13561 digits
n = 70835 21327 digits
n = 74111 22313 digits
n = 104754 31538 digits
n = 129450 38972 digits
n = 174287 52469 digits Feb 2003 Anton Oleynick; Proth
n = 275534 82948 digits Nov 2006 Steven Harvey; FermFact; OpenPFGW
n = 356607 107353 digits Dec 2007 Steven Harvey; FermFact; OpenPFGW
n = 678554 204269 digits Aug 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 717446 215976 digits Nov 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 755291 227369 digits Dec 2011 Max Svensson Erlandsson; PSieve; srsieve; PrimeGrid; LLR
n = 1217874 366620 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2278050 685765 digits May 2025 Li Yawei; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2301195 692732 digits Aug 2025 Vaughan Davies; PPSE; PrimeGrid
k: 1601
max n: 2.373.441
n = 1 4 digits
n = 3 5 digits
n = 15 8 digits
n = 19 9 digits
n = 21 10 digits
n = 31 13 digits
n = 45 17 digits
n = 85 29 digits
n = 91 31 digits
n = 111 37 digits
n = 225 71 digits
n = 261 82 digits
n = 331 103 digits
n = 351 109 digits
n = 631 194 digits
n = 673 206 digits
n = 691 212 digits
n = 1435 436 digits
n = 1503 456 digits
n = 2643 799 digits
n = 4485 1354 digits
n = 10281 3099 digits
n = 13765 4147 digits
n = 14697 4428 digits
n = 16581 4995 digits
n = 16647 5015 digits
n = 19617 5909 digits Oct 1996 Patrick Demichel
n = 29895 9003 digits
n = 34395 10358 digits
n = 34515 10394 digits
n = 40005 12046 digits Oct 1999 Alan W. Altman; Proth
n = 127927 38514 digits
n = 158805 47809 digits
n = 232431 69972 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 1644421 495024 digits Sep 2021 Yuki Mizusawa; PSieve; srsieve; PrimeGrid; LLR
n = 2256957 679415 digits Mar 2025 Mengru Liu; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2278027 685758 digits May 2025 Adrian Schori; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2307397 694599 digits Sep 2025 Emil Hristoskov; PPSE; PrimeGrid
k: 1603
max n: 2.372.603
n = 6 6 digits
n = 10 7 digits
n = 44 17 digits
n = 50 19 digits
n = 86 30 digits
n = 90 31 digits
n = 144 47 digits
n = 154 50 digits
n = 384 119 digits
n = 584 180 digits
n = 670 205 digits
n = 720 220 digits
n = 814 249 digits
n = 1078 328 digits
n = 2138 647 digits
n = 3384 1022 digits
n = 5684 1715 digits
n = 11550 3481 digits
n = 14316 4313 digits
n = 17864 5381 digits Jul 1996 Patrick Demichel
n = 23346 7032 digits
n = 24660 7427 digits
n = 30044 9048 digits
n = 298614 89895 digits Dec 2006 Steven Harvey; FermFact; OpenPFGW
n = 316314 95224 digits
n = 596364 179527 digits Dec 2010 Eric Larson; PSieve; srsieve; PrimeGrid; LLR
n = 1085886 326888 digits Mar 2013 Mika Saksanen; NewPGen; PrimeGrid; Twin Prime Search; LLR
n = 1119178 336910 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1266006 381109 digits Mar 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1743754 524926 digits May 2023 Alexander E. Baranchikov; PPSE; PrimeGrid
k: 1605
max n: 2.372.762
n = 2 4 digits
n = 3 5 digits
n = 5 5 digits
n = 7 6 digits
n = 12 7 digits
n = 17 9 digits
n = 26 12 digits
n = 28 12 digits
n = 39 15 digits
n = 41 16 digits
n = 42 16 digits
n = 46 18 digits
n = 48 18 digits
n = 65 23 digits
n = 107 36 digits
n = 112 37 digits
n = 148 48 digits
n = 167 54 digits
n = 172 55 digits
n = 183 59 digits
n = 202 65 digits
n = 211 67 digits
n = 212 68 digits
n = 293 92 digits
n = 312 98 digits
n = 352 110 digits
n = 372 116 digits
n = 401 124 digits
n = 478 148 digits
n = 651 200 digits
n = 676 207 digits
n = 715 219 digits
n = 727 223 digits
n = 782 239 digits
n = 867 265 digits
n = 941 287 digits
n = 1198 364 digits
n = 1339 407 digits
n = 1403 426 digits
n = 1653 501 digits
n = 2036 617 digits
n = 2103 637 digits
n = 2283 691 digits
n = 2465 746 digits
n = 2883 872 digits
n = 4252 1284 digits
n = 7835 2362 digits
n = 8547 2577 digits May 1996 Patrick Demichel
n = 8743 2636 digits May 1996 Patrick Demichel
n = 8831 2662 digits
n = 10028 3022 digits
n = 10788 3251 digits
n = 12522 3773 digits
n = 15035 4530 digits
n = 16379 4934 digits
n = 16474 4963 digits
n = 16792 5059 digits
n = 21156 6372 digits Oct 1996 Patrick Demichel
n = 23378 7041 digits 1996 Patrick Demichel
n = 23416 7053 digits 1996 Patrick Demichel
n = 26012 7834 digits
n = 27329 8231 digits
n = 28322 8529 digits
n = 30358 9142 digits
n = 31307 9428 digits
n = 34463 10378 digits
n = 40011 12048 digits
n = 46376 13964 digits
n = 71771 21609 digits
n = 84761 25519 digits
n = 89679 27000 digits
n = 97478 29348 digits
n = 130776 39371 digits Jul 2001 Jim Fougeron; FermFact; OpenPFGW
n = 141958 42737 digits
n = 156352 47070 digits
n = 163771 49304 digits
n = 177214 53350 digits Mar 2003 Anton Oleynick; Proth
n = 187159 56344 digits
n = 189707 57111 digits
n = 296304 89200 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 298778 89945 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 335652 101045 digits May 2006 Steven Harvey; FermFact; OpenPFGW
n = 353256 106344 digits Sep 2007 Steven Harvey; FermFact; OpenPFGW
n = 355458 107007 digits Sep 2007 Steven Harvey; FermFact; OpenPFGW
n = 367781 110717 digits Dec 2007 Steven Harvey; FermFact; OpenPFGW
n = 401588 120894 digits Jul 2007 Steven Harvey; FermFact; OpenPFGW
n = 423862 127599 digits Jul 2008 Steven Harvey; FermFact; OpenPFGW
n = 438942 132138 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 561118 168917 digits Oct 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 719522 216601 digits Nov 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 754726 227199 digits Dec 2011 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 828832 249507 digits Apr 2012 JensOla Ekström; PSieve; srsieve; PrimeGrid; LLR
n = 1076736 324134 digits Mar 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1201511 361695 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1283068 386246 digits Jun 2014 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1568792 472257 digits Feb 2020 Yuki Yoshigoe; PSieve; srsieve; PrimeGrid; LLR
n = 1846907 555978 digits Jan 2024 Sean Matheis; PPSE; PrimeGrid
n = 1935336 582598 digits Mar 2024 Scott Kabat; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1993196 600015 digits Sep 2024 Derek Gordon; PPSE; PrimeGrid
n = 3386229 1019360 digits Dec 2021 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1607
max n: 2.373.238
n = 11 7 digits
n = 19 9 digits
n = 71 25 digits
n = 103 35 digits
n = 419 130 digits
n = 1139 347 digits
n = 2123 643 digits
n = 2143 649 digits
n = 13523 4075 digits
n = 15499 4669 digits
n = 187051 56312 digits
n = 243779 73388 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 328103 98773 digits May 2006 Steven Harvey; FermFact; OpenPFGW
k: 1609
max n: 2.373.406
n = 10 7 digits
n = 14 8 digits
n = 26 12 digits
n = 214 68 digits
n = 430 133 digits
n = 754 231 digits
n = 2294 694 digits
n = 3958 1195 digits
n = 5954 1796 digits
n = 65114 19605 digits
n = 81110 24420 digits
n = 86518 26048 digits
n = 94790 28538 digits
n = 243614 73339 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 1071938 322689 digits Mar 2013 Guido Stein; PSieve; srsieve; PrimeGrid; LLR
k: 1611
max n: 2.372.802
n = 3 5 digits
n = 7 6 digits
n = 9 6 digits
n = 13 8 digits
n = 19 9 digits
n = 23 11 digits
n = 28 12 digits
n = 33 14 digits
n = 79 27 digits
n = 83 29 digits
n = 92 31 digits
n = 164 53 digits
n = 229 73 digits
n = 393 122 digits
n = 397 123 digits
n = 464 143 digits
n = 503 155 digits
n = 548 169 digits
n = 796 243 digits
n = 812 248 digits
n = 899 274 digits
n = 1387 421 digits
n = 1483 450 digits
n = 2456 743 digits
n = 3267 987 digits
n = 3808 1150 digits
n = 4183 1263 digits
n = 4852 1464 digits
n = 5057 1526 digits
n = 6377 1923 digits
n = 6632 2000 digits
n = 7793 2350 digits
n = 8179 2466 digits May 1996 Patrick Demichel
n = 15089 4546 digits
n = 23008 6930 digits 1996 Patrick Demichel
n = 23368 7038 digits
n = 27953 8418 digits
n = 35389 10657 digits Dec 1998 Tadashi Taura; Proth
n = 42867 12908 digits
n = 48352 14559 digits
n = 63872 19231 digits
n = 67589 20350 digits
n = 74704 22492 digits
n = 85823 25839 digits
n = 141209 42512 digits
n = 309632 93212 digits May 2007 Steven Harvey; FermFact; OpenPFGW
n = 381163 114745 digits Apr 2008 Hans Joachim Böhm; PPSE; PrimeGrid
n = 670769 201925 digits Jun 2011 Yuriy Bogachov; PSieve; srsieve; PrimeGrid; LLR
n = 781844 235362 digits Mar 2012 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 1095224 329699 digits Mar 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1262857 380162 digits Mar 2014 Eunseok Oh; PSieve; srsieve; PrimeGrid; LLR
n = 1293069 389256 digits Aug 2014 Seonghwan Kim; PSieve; srsieve; PrimeGrid; LLR
k: 1613
max n: 2.373.413
n = 9 6 digits
n = 33 14 digits
n = 45 17 digits
n = 149 49 digits
n = 153 50 digits
n = 177 57 digits
n = 309 97 digits
n = 545 168 digits
n = 4329 1307 digits
n = 28049 8447 digits
n = 48273 14535 digits
n = 458669 138077 digits Nov 2008 Steven Harvey; FermFact; OpenPFGW
n = 905657 272634 digits Jun 2012 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 2261265 680712 digits Mar 2025 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1615
max n: 2.372.873
n = 4 5 digits
n = 24 11 digits
n = 28 12 digits
n = 42 16 digits
n = 52 19 digits
n = 136 45 digits
n = 154 50 digits
n = 304 95 digits
n = 378 117 digits
n = 490 151 digits
n = 612 188 digits
n = 990 302 digits
n = 1188 361 digits
n = 1318 400 digits
n = 1516 460 digits
n = 1912 579 digits
n = 2080 630 digits
n = 2380 720 digits
n = 2808 849 digits
n = 3192 965 digits
n = 5778 1743 digits
n = 8404 2534 digits May 1996 Patrick Demichel
n = 9274 2795 digits
n = 35878 10804 digits
n = 49234 14825 digits
n = 61116 18401 digits
n = 62854 18925 digits
n = 75984 22877 digits
n = 99634 29997 digits
n = 137250 41320 digits
n = 163132 49111 digits
n = 188632 56788 digits
n = 286336 86199 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 329194 99101 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 403558 121487 digits Jul 2007 Steven Harvey; FermFact; OpenPFGW
n = 441136 132799 digits Sep 2008 Michael Millerick; PPSE; PrimeGrid
n = 446908 134536 digits Sep 2008 Steven Harvey; FermFact; OpenPFGW
n = 572470 172334 digits Nov 2010 Tsukasa Sasaki; PSieve; srsieve; PrimeGrid; LLR
n = 925756 278684 digits Jun 2012 Marián Pčolinský; PSieve; srsieve; PrimeGrid; LLR
n = 1209570 364121 digits Nov 2013 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 2048416 616638 digits Jan 2025 Dr. James Scott Brown; PPSE; PrimeGrid
n = 2112714 635994 digits Jan 2025 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1617
max n: 2.372.489
n = 2 4 digits
n = 4 5 digits
n = 10 7 digits
n = 15 8 digits
n = 20 10 digits
n = 28 12 digits
n = 60 22 digits
n = 68 24 digits
n = 90 31 digits
n = 96 33 digits
n = 130 43 digits
n = 246 78 digits
n = 327 102 digits
n = 358 111 digits
n = 532 164 digits
n = 1708 518 digits
n = 1735 526 digits
n = 1776 538 digits
n = 1804 547 digits
n = 2390 723 digits
n = 2951 892 digits
n = 3226 975 digits
n = 3272 989 digits
n = 3766 1137 digits
n = 4716 1423 digits
n = 4928 1487 digits
n = 5263 1588 digits
n = 6660 2009 digits Mar 1996 Patrick Demichel
n = 6800 2051 digits Mar 1996 Patrick Demichel
n = 7600 2292 digits May 1996 Patrick Demichel
n = 8079 2436 digits May 1996 Patrick Demichel
n = 11527 3474 digits
n = 11990 3613 digits
n = 14104 4249 digits
n = 16616 5006 digits May 1997 Steffen Polster; Proth
n = 18472 5564 digits Nov 1997 Henri Lifchitz; Proth
n = 19096 5752 digits Oct 1996 Patrick Demichel
n = 21706 6538 digits Oct 1996 Patrick Demichel
n = 27670 8333 digits
n = 36776 11074 digits
n = 38316 11538 digits
n = 39367 11854 digits
n = 45198 13610 digits
n = 88940 26777 digits
n = 90508 27249 digits
n = 103928 31289 digits
n = 173044 52095 digits Apr 2003 Anton Oleynick; Proth
n = 173432 52212 digits Apr 2003 Anton Oleynick; Proth
n = 197112 59340 digits
n = 249120 74996 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 314370 94639 digits May 2007 Steven Harvey; FermFact; OpenPFGW
n = 381918 114972 digits Apr 2008 Steven Harvey; FermFact; OpenPFGW
n = 704512 212083 digits Sep 2011 Jason Gledhill; PSieve; srsieve; PrimeGrid; LLR
n = 792664 238619 digits Mar 2012 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 992159 298673 digits Sep 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1355591 408077 digits Sep 2015 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1384095 416658 digits Feb 2016 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1695166 510300 digits May 2022 Randall Scalise; PPSE; PrimeGrid
n = 1824936 549364 digits Jan 2024 Yifei Gao; PPSE; PrimeGrid
n = 2265264 681916 digits Apr 2025 Gerry Michaud; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1619
max n: 2.372.944
n = 3 5 digits
n = 15 8 digits
n = 27 12 digits
n = 73 26 digits
n = 123 41 digits
n = 193 62 digits
n = 213 68 digits
n = 449 139 digits
n = 467 144 digits
n = 479 148 digits
n = 1553 471 digits
n = 2747 831 digits
n = 2853 863 digits
n = 3563 1076 digits
n = 3567 1077 digits
n = 4791 1446 digits
n = 5495 1658 digits
n = 7953 2398 digits
n = 11065 3335 digits May 1996 Patrick Demichel
n = 12359 3724 digits
n = 20765 6255 digits
n = 23867 7188 digits Apr 1998 David Hanson; Proth
n = 25193 7588 digits
n = 28253 8509 digits
n = 49853 15011 digits
n = 56609 17045 digits
n = 147417 44381 digits
n = 186371 56107 digits
n = 209223 62986 digits
n = 326067 98160 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 1462307 440202 digits Dec 2017 Uwe Senftleben; PSieve; srsieve; PrimeGrid; LLR
n = 2114733 636602 digits Jan 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1621
max n: 2.372.883
n = 8 6 digits
n = 16 9 digits
n = 20 10 digits
n = 28 12 digits
n = 132 43 digits
n = 156 51 digits
n = 388 121 digits
n = 568 175 digits
n = 1188 361 digits
n = 2240 678 digits
n = 3500 1057 digits
n = 4384 1323 digits
n = 5788 1746 digits
n = 8816 2658 digits
n = 12700 3827 digits
n = 19928 6003 digits
n = 21392 6443 digits
n = 27100 8162 digits
n = 53996 16258 digits
n = 60364 18175 digits
n = 111056 33435 digits
n = 427476 128687 digits Jul 2008 Steven Harvey; FermFact; OpenPFGW
n = 638880 192326 digits Feb 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 651464 196114 digits Mar 2011 Peter Zalewski; PSieve; srsieve; PrimeGrid; LLR
n = 784964 236301 digits Mar 2012 Hans Joachim Böhm; PSieve; srsieve; PrimeGrid; LLR
n = 1257140 378441 digits Mar 2014 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1634456 492024 digits Feb 2021 Richard Mortimore; PSieve; srsieve; PrimeGrid; LLR
n = 2209148 665024 digits Feb 2025 Robert Heindl; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1623
max n: 2.372.043
n = 4 5 digits
n = 8 6 digits
n = 10 7 digits
n = 14 8 digits
n = 22 10 digits
n = 37 15 digits
n = 38 15 digits
n = 40 16 digits
n = 50 19 digits
n = 52 19 digits
n = 64 23 digits
n = 82 28 digits
n = 314 98 digits
n = 418 130 digits
n = 493 152 digits
n = 653 200 digits
n = 829 253 digits
n = 1040 317 digits
n = 1072 326 digits
n = 1274 387 digits
n = 1477 448 digits
n = 1580 479 digits
n = 2693 814 digits
n = 3682 1112 digits
n = 3965 1197 digits
n = 18461 5561 digits
n = 41530 12505 digits
n = 44749 13475 digits
n = 60109 18098 digits
n = 78725 23702 digits
n = 81838 24639 digits
n = 139253 41923 digits
n = 187468 56437 digits
n = 320782 96569 digits
n = 538222 162025 digits Jul 2010 Bob Naas; PSieve; srsieve; PrimeGrid; LLR
n = 757498 228033 digits Dec 2011 Graeme Pinnock; PSieve; srsieve; PrimeGrid; LLR
n = 982378 295729 digits Sep 2012 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 2237998 673708 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3451109 1038891 digits Feb 2023 James Krauss; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1625
max n: 2.372.946
n = 1 4 digits
n = 3 5 digits
n = 7 6 digits
n = 13 8 digits
n = 15 8 digits
n = 21 10 digits
n = 27 12 digits
n = 37 15 digits
n = 45 17 digits
n = 75 26 digits
n = 99 34 digits
n = 105 35 digits
n = 113 38 digits
n = 143 47 digits
n = 193 62 digits
n = 209 67 digits
n = 567 174 digits
n = 571 176 digits
n = 587 180 digits
n = 637 195 digits
n = 645 198 digits
n = 931 284 digits
n = 1511 459 digits
n = 3733 1127 digits
n = 4929 1487 digits
n = 7053 2127 digits Mar 1996 Patrick Demichel
n = 8013 2416 digits May 1996 Patrick Demichel
n = 10863 3274 digits
n = 12007 3618 digits
n = 14635 4409 digits
n = 14797 4458 digits
n = 17503 5273 digits
n = 18585 5598 digits
n = 18591 5600 digits
n = 38631 11633 digits
n = 53045 15972 digits
n = 53463 16098 digits
n = 68579 20648 digits
n = 74091 22307 digits
n = 78769 23716 digits
n = 96237 28974 digits
n = 117033 35234 digits
n = 233565 70314 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 385265 115980 digits Apr 2008 Steven Harvey; FermFact; OpenPFGW
n = 393129 118347 digits Jun 2008 Steven Harvey; FermFact; OpenPFGW
n = 398319 119910 digits Jun 2008 Steven Harvey; FermFact; OpenPFGW
n = 537741 161880 digits Jul 2010 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 554137 166816 digits Oct 2010 Pablo Marin; PSieve; srsieve; PrimeGrid; LLR
n = 615037 185148 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 897011 270031 digits Jun 2012 Michael Millerick; PSieve; srsieve; PrimeGrid; LLR
n = 930799 280202 digits Jul 2012 Michael Millerick; PSieve; srsieve; PrimeGrid; LLR
n = 1081871 325679 digits Mar 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1272685 383120 digits Apr 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1588443 478173 digits Sep 2020 Jaroslav Sekanina; PSieve; srsieve; PrimeGrid; LLR
n = 2125475 639835 digits Jan 2025 Vesa Harju; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2158729 649846 digits Feb 2025 Ken Preston; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1627
max n: 2.372.881
n = 8 6 digits
n = 54 20 digits
n = 344 107 digits
n = 19608 5906 digits Oct 1996 Patrick Demichel
n = 53402 16079 digits
n = 85388 25708 digits
n = 343734 103478 digits Jul 2007 Steven Harvey; FermFact; OpenPFGW
k: 1629
max n: 2.372.841
n = 1 4 digits
n = 3 5 digits
n = 7 6 digits
n = 13 8 digits
n = 21 10 digits
n = 49 18 digits
n = 67 24 digits
n = 87 30 digits
n = 117 39 digits
n = 177 57 digits
n = 187 60 digits
n = 223 71 digits
n = 258 81 digits
n = 286 90 digits
n = 307 96 digits
n = 319 100 digits
n = 390 121 digits
n = 417 129 digits
n = 987 301 digits
n = 1279 389 digits
n = 1297 394 digits
n = 2338 708 digits
n = 2494 754 digits
n = 3049 922 digits
n = 3303 998 digits
n = 10627 3203 digits
n = 11829 3565 digits
n = 12459 3754 digits
n = 17133 5161 digits Nov 1997 Henri Lifchitz; Proth
n = 24489 7376 digits Feb 1999 Baptiste Heyman; Proth
n = 59259 17842 digits Dec 1998 Tadashi Taura; Proth
n = 80437 24218 digits
n = 94623 28488 digits
n = 104550 31476 digits
n = 122559 36898 digits
n = 137197 41304 digits
n = 159414 47992 digits
n = 354963 106858 digits Sep 2007 Steven Harvey; FermFact; OpenPFGW
n = 615523 185295 digits Jan 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1227739 369590 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1733889 521956 digits Feb 2023 Tristan King; PPSE; PrimeGrid
n = 2188726 658876 digits Feb 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1631
max n: 2.372.838
n = 3 5 digits
n = 15 8 digits
n = 31 13 digits
n = 35 14 digits
n = 63 23 digits
n = 99 34 digits
n = 123 41 digits
n = 141 46 digits
n = 273 86 digits
n = 315 99 digits
n = 363 113 digits
n = 369 115 digits
n = 371 115 digits
n = 515 159 digits
n = 1503 456 digits
n = 2735 827 digits
n = 3859 1165 digits
n = 8895 2681 digits
n = 11589 3492 digits
n = 14469 4359 digits
n = 23889 7195 digits Apr 1998 David Hanson; Proth
n = 24015 7233 digits
n = 41823 12594 digits
n = 134831 40592 digits
n = 195443 58838 digits
n = 244055 73472 digits May 2006 Steven Harvey; FermFact; OpenPFGW
n = 344303 103649 digits Aug 2007 Dr. James Scott Brown; PPSE; PrimeGrid
n = 354783 106804 digits Oct 2007 Steven Harvey; FermFact; OpenPFGW
n = 437503 131705 digits Feb 2009 Steven Harvey; srsieve; PrimeGrid; LLR; OpenPFGW
n = 668743 201315 digits Apr 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1141875 343742 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1615683 486373 digits Feb 2021 Bob Calvin; PSieve; srsieve; PrimeGrid; LLR
n = 2337113 703545 digits Jan 2026 Gregory Bennett; PPSE; PrimeGrid
k: 1633
max n: 2.372.805
n = 6 6 digits
n = 16 9 digits
n = 24 11 digits
n = 34 14 digits
n = 46 18 digits
n = 50 19 digits
n = 62 22 digits
n = 274 86 digits
n = 352 110 digits
n = 498 154 digits
n = 514 158 digits
n = 914 279 digits
n = 950 290 digits
n = 1002 305 digits
n = 1082 329 digits
n = 1552 471 digits
n = 2078 629 digits
n = 2742 829 digits
n = 2822 853 digits
n = 2850 862 digits
n = 3118 942 digits
n = 3512 1061 digits
n = 12400 3736 digits
n = 14192 4276 digits
n = 25582 7705 digits
n = 28302 8523 digits
n = 37010 11145 digits
n = 186042 56008 digits
n = 219182 65984 digits
n = 283506 85348 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 295658 89006 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 422090 127065 digits Jul 2008 Steven Harvey; FermFact; OpenPFGW
n = 441894 133027 digits Oct 2008 Michael Millerick; PPSE; PrimeGrid
n = 765290 230379 digits Dec 2011 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 873638 262995 digits May 2012 Chung Ming Wong; PSieve; srsieve; PrimeGrid; LLR
n = 2051918 617693 digits Jan 2025 Mark Williams; PPSE; PrimeGrid
k: 1635
max n: 2.372.800
n = 1 4 digits
n = 4 5 digits
n = 5 5 digits
n = 11 7 digits
n = 14 8 digits
n = 15 8 digits
n = 23 11 digits
n = 25 11 digits
n = 51 19 digits
n = 61 22 digits
n = 64 23 digits
n = 79 27 digits
n = 125 41 digits
n = 323 101 digits
n = 331 103 digits
n = 470 145 digits
n = 506 156 digits
n = 664 204 digits
n = 674 207 digits
n = 790 242 digits
n = 914 279 digits
n = 940 287 digits
n = 1175 357 digits
n = 1300 395 digits
n = 1965 595 digits
n = 2801 847 digits
n = 2870 868 digits
n = 3103 938 digits
n = 3456 1044 digits
n = 3736 1128 digits
n = 4156 1255 digits
n = 4685 1414 digits
n = 4871 1470 digits
n = 5989 1807 digits
n = 6544 1974 digits
n = 10166 3064 digits
n = 12885 3882 digits
n = 13106 3949 digits
n = 14524 4376 digits
n = 17850 5377 digits Jul 1996 Patrick Demichel
n = 17945 5406 digits
n = 69361 20883 digits
n = 82734 24909 digits
n = 83495 25138 digits
n = 93450 28135 digits
n = 109411 32940 digits
n = 114841 34574 digits
n = 130901 39409 digits Sep 2000 David Underbakke; Proth
n = 334459 100686 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 336490 101297 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 379730 114314 digits Jan 2008 Hans Joachim Böhm; PPSE; PrimeGrid
n = 566020 170393 digits Oct 2010 Pablo Marin; PSieve; srsieve; PrimeGrid; LLR
n = 645446 194302 digits Feb 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 892263 268602 digits Jun 2012 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1664646 501112 digits Feb 2022 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1733066 521709 digits Feb 2023 Ryan Propper; PPSE; PrimeGrid
n = 2216806 667329 digits Feb 2025 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1637
max n: 2.373.431
n = 31 13 digits
n = 47 18 digits
n = 191 61 digits
n = 343 107 digits
n = 463 143 digits
n = 655 201 digits
n = 707 217 digits
n = 1235 375 digits
n = 2311 699 digits
n = 3823 1155 digits
n = 11731 3535 digits
n = 16243 4893 digits
n = 24463 7368 digits Dec 1998 Baptiste Heyman; Proth
n = 36971 11133 digits
n = 47123 14189 digits
n = 79351 23891 digits
n = 106543 32076 digits
n = 360107 108407 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 382531 115157 digits Apr 2008 Hans Joachim Böhm; PPSE; PrimeGrid
n = 1121947 337743 digits Aug 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1377371 414634 digits Jan 2016 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
k: 1639
max n: 2.373.422
n = 10 7 digits
n = 14 8 digits
n = 22 10 digits
n = 46 18 digits
n = 130 43 digits
n = 334 104 digits
n = 442 137 digits
n = 634 195 digits
n = 17650 5317 digits Jul 1996 Patrick Demichel
n = 115390 34740 digits
n = 260266 78352 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 831314 250254 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1058414 318618 digits Feb 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
k: 1641
max n: 2.372.072
n = 8 6 digits
n = 11 7 digits
n = 128 42 digits
n = 176 57 digits
n = 177 57 digits
n = 192 62 digits
n = 348 108 digits
n = 368 114 digits
n = 563 173 digits
n = 753 230 digits
n = 836 255 digits
n = 1043 318 digits
n = 1095 333 digits
n = 1115 339 digits
n = 1476 448 digits
n = 1956 593 digits
n = 3311 1000 digits 1989 Hiromi Suyama
n = 4340 1310 digits
n = 4491 1356 digits
n = 11880 3580 digits
n = 12897 3886 digits
n = 12915 3892 digits
n = 13128 3956 digits Nov 1997 Henri Lifchitz; Proth
n = 19436 5855 digits
n = 30411 9158 digits
n = 50360 15164 digits
n = 53843 16212 digits
n = 149028 44866 digits
n = 180000 54189 digits May 2003 Anton Oleynick; Proth
n = 275096 82816 digits Oct 2006 Steven Harvey; FermFact; OpenPFGW
n = 299231 90081 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 377712 113706 digits Feb 2008 Steven Harvey; FermFact; OpenPFGW
n = 698321 210219 digits Sep 2011 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1059495 318943 digits Feb 2013 Marc Harper; PSieve; srsieve; PrimeGrid; LLR
n = 1145256 344760 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1748823 526452 digits Jun 2023 Yegor Ryabchikov; PPSE; PrimeGrid
n = 1826556 549852 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
k: 1643
max n: 2.373.456
n = 1465 445 digits
n = 188041 56610 digits Feb 2004 Yves Minet; Proth
k: 1645
max n: 2.372.753
n = 2 4 digits
n = 4 5 digits
n = 8 6 digits
n = 10 7 digits
n = 12 7 digits
n = 20 10 digits
n = 32 13 digits
n = 104 35 digits
n = 648 199 digits
n = 752 230 digits
n = 880 269 digits
n = 1688 512 digits
n = 1698 515 digits
n = 1994 604 digits
n = 2138 647 digits
n = 2274 688 digits
n = 2884 872 digits
n = 3122 944 digits
n = 6368 1921 digits
n = 7408 2234 digits May 1996 Patrick Demichel
n = 7584 2287 digits May 1996 Patrick Demichel
n = 7860 2370 digits
n = 8754 2639 digits May 1996 Patrick Demichel
n = 8930 2692 digits
n = 11892 3584 digits
n = 11944 3599 digits
n = 13260 3995 digits
n = 16674 5023 digits
n = 32362 9746 digits
n = 57122 17199 digits
n = 68690 20681 digits
n = 76234 22952 digits
n = 80324 24184 digits
n = 86498 26042 digits
n = 105064 31631 digits
n = 141364 42559 digits
n = 179440 54021 digits May 2003 Anton Oleynick; Proth
n = 244792 73693 digits May 2006 Steven Harvey; FermFact; OpenPFGW
n = 269604 81163 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 350264 105444 digits Oct 2007 Steven Harvey; FermFact; OpenPFGW
n = 433808 130593 digits Mar 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 445520 134119 digits Oct 2008 Michael Millerick; PPSE; PrimeGrid
n = 1083024 326026 digits Mar 2013 Konstantin Stanko; PSieve; srsieve; PrimeGrid; LLR
n = 1813324 545869 digits Jan 2024 Manuel Stenschke; PPSE; PrimeGrid
n = 1948032 586420 digits Apr 2024 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1647
max n: 2.372.810
n = 3 5 digits
n = 8 6 digits
n = 11 7 digits
n = 14 8 digits
n = 86 30 digits
n = 114 38 digits
n = 115 38 digits
n = 156 51 digits
n = 240 76 digits
n = 296 93 digits
n = 344 107 digits
n = 555 171 digits
n = 1044 318 digits
n = 1124 342 digits
n = 1388 422 digits
n = 1406 427 digits
n = 3620 1093 digits
n = 4790 1446 digits
n = 6803 2052 digits Mar 1996 Patrick Demichel
n = 7814 2356 digits
n = 7968 2402 digits May 1996 Patrick Demichel
n = 29171 8785 digits
n = 52936 15939 digits
n = 70044 21089 digits
n = 81680 24592 digits
n = 103155 31056 digits
n = 128195 38594 digits
n = 134856 40599 digits
n = 168280 50661 digits
n = 175400 52804 digits May 2003 Anton Oleynick; Proth
n = 670770 201926 digits Jun 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 864648 260289 digits May 2012 Chung Ming Wong; PSieve; srsieve; PrimeGrid; LLR
n = 878160 264356 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1141394 343598 digits Aug 2013 Larry Kravtsov; PSieve; srsieve; PrimeGrid; LLR
n = 1439516 433341 digits Feb 2017 Luigi Racanelli; PSieve; srsieve; PrimeGrid; LLR
n = 1796286 540740 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
k: 1649
max n: 2.373.248
n = 1 4 digits
n = 5 5 digits
n = 7 6 digits
n = 9 6 digits
n = 17 9 digits
n = 19 9 digits
n = 33 14 digits
n = 145 47 digits
n = 157 51 digits
n = 185 59 digits
n = 217 69 digits
n = 305 96 digits
n = 465 144 digits
n = 473 146 digits
n = 581 179 digits
n = 591 182 digits
n = 1205 366 digits
n = 1239 377 digits
n = 1353 411 digits
n = 1825 553 digits
n = 3945 1191 digits
n = 3969 1199 digits
n = 7399 2231 digits May 1996 Patrick Demichel
n = 12799 3857 digits
n = 19405 5845 digits Oct 1996 Patrick Demichel
n = 23503 7079 digits
n = 25817 7775 digits
n = 27231 8201 digits
n = 28137 8474 digits
n = 42473 12789 digits
n = 46747 14076 digits
n = 62349 18773 digits
n = 71345 21481 digits
n = 80465 24226 digits
n = 111451 33554 digits
n = 122785 36966 digits
n = 210273 63302 digits
n = 239631 72140 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 350883 105630 digits Oct 2007 Steven Harvey; FermFact; OpenPFGW
n = 371641 111879 digits Feb 2008 Steven Harvey; FermFact; OpenPFGW
n = 410377 123540 digits Jul 2008 Hans Joachim Böhm; PPSE; PrimeGrid
n = 605057 182144 digits Jan 2011 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 834079 251087 digits Apr 2012 Patrick Franz; PSieve; srsieve; PrimeGrid; LLR
n = 901327 271330 digits Jun 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1040007 313077 digits Jan 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1086807 327165 digits Mar 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1381243 415799 digits Feb 2016 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1956369 588929 digits May 2024 Andrew Dunchouk; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1651
max n: 2.372.883
n = 4 5 digits
n = 8 6 digits
n = 16 9 digits
n = 52 19 digits
n = 64 23 digits
n = 1060 323 digits
n = 1264 384 digits
n = 2300 696 digits
n = 3400 1027 digits
n = 39004 11745 digits
n = 48556 14621 digits
n = 53572 16130 digits
n = 75620 22768 digits
n = 95564 28771 digits
n = 186716 56211 digits
n = 379424 114222 digits Mar 2008 Lukasz Piotrowski; PPSE; PrimeGrid
n = 394480 118754 digits Jul 2008 Steven Harvey; FermFact; OpenPFGW
n = 475928 143272 digits Feb 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 659324 198480 digits Mar 2011 Patrick Schöfer; PSieve; srsieve; PrimeGrid; LLR
n = 815272 245425 digits Mar 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1778768 535466 digits Dec 2023 Randall Scalise; PPSE; PrimeGrid
k: 1653
max n: 2.372.843
n = 1 4 digits
n = 4 5 digits
n = 13 8 digits
n = 21 10 digits
n = 33 14 digits
n = 38 15 digits
n = 45 17 digits
n = 56 21 digits
n = 64 23 digits
n = 68 24 digits
n = 93 32 digits
n = 108 36 digits
n = 109 37 digits
n = 112 37 digits
n = 141 46 digits
n = 148 48 digits
n = 160 52 digits
n = 230 73 digits
n = 246 78 digits
n = 301 94 digits
n = 318 99 digits
n = 334 104 digits
n = 385 120 digits
n = 444 137 digits
n = 472 146 digits
n = 760 233 digits
n = 813 248 digits
n = 1742 528 digits
n = 4368 1319 digits
n = 9165 2763 digits
n = 14320 4314 digits
n = 14496 4367 digits
n = 22125 6664 digits 1996 Patrick Demichel
n = 22441 6759 digits 1996 Patrick Demichel
n = 23769 7159 digits
n = 26028 7839 digits
n = 26158 7878 digits
n = 38653 11639 digits
n = 38913 11718 digits
n = 51414 15481 digits
n = 60048 18080 digits
n = 66105 19903 digits
n = 82729 24908 digits
n = 96158 28950 digits
n = 107156 32261 digits
n = 110734 33338 digits
n = 121173 36480 digits
n = 171036 51491 digits May 2003 Anton Oleynick; Proth
n = 193278 58186 digits
n = 236198 71106 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 282270 84975 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 360860 108633 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 407566 122693 digits Jun 2007 Steven Harvey; FermFact; OpenPFGW
n = 451884 136034 digits Dec 2008 Steven Harvey; FermFact; OpenPFGW
n = 467574 140758 digits Feb 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 479120 144233 digits Feb 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 601436 181054 digits Jan 2011 Wes Cure; PSieve; srsieve; PrimeGrid; LLR
n = 643344 193670 digits Feb 2011 Sam Rawlins; PSieve; srsieve; PrimeGrid; LLR
n = 722673 217550 digits Nov 2011 Choongkoo Park; PSieve; srsieve; PrimeGrid; LLR
n = 1223260 368242 digits Nov 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1361604 409887 digits Oct 2015 Michael C Leung; PSieve; srsieve; PrimeGrid; LLR
n = 1591444 479076 digits Sep 2020 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
k: 1655
max n: 2.372.948
n = 3 5 digits
n = 9 6 digits
n = 17 9 digits
n = 35 14 digits
n = 107 36 digits
n = 203 65 digits
n = 893 273 digits
n = 6353 1916 digits
n = 7445 2245 digits May 1996 Patrick Demichel
n = 24449 7364 digits Oct 1998 Baptiste Heyman; Proth
n = 42665 12847 digits
n = 74583 22455 digits
n = 108369 32626 digits
n = 136229 41013 digits
n = 148253 44632 digits
n = 215687 64932 digits
n = 492849 148366 digits Mar 2010 Robert M Weis; PSieve; srsieve; PrimeGrid; LLR
n = 605147 182171 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 720443 216879 digits Nov 2011 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 970569 292174 digits Aug 2012 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 1293309 389329 digits Aug 2014 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 1910753 575198 digits Feb 2024 Andrew Dunchouk; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1657
max n: 2.372.625
n = 4 5 digits
n = 24 11 digits
n = 34 14 digits
n = 42 16 digits
n = 52 19 digits
n = 60 22 digits
n = 66 24 digits
n = 70 25 digits
n = 76 27 digits
n = 160 52 digits
n = 202 65 digits
n = 246 78 digits
n = 270 85 digits
n = 442 137 digits
n = 1086 331 digits
n = 5104 1540 digits
n = 5986 1806 digits
n = 8896 2682 digits
n = 12912 3891 digits
n = 16716 5036 digits May 1996 Patrick Demichel
n = 34342 10342 digits
n = 40570 12217 digits
n = 45244 13624 digits
n = 47592 14330 digits
n = 60504 18217 digits
n = 91224 27465 digits
n = 98722 29722 digits
n = 282102 84925 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 326704 98351 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 335344 100952 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 488340 147009 digits Jul 2009 Steven Harvey; srsieve; PrimeGrid; LLR
n = 729136 219496 digits Dec 2011 Rick Reynolds; PSieve; srsieve; PrimeGrid; LLR
n = 732162 220406 digits Dec 2011 Art Charette; PSieve; srsieve; PrimeGrid; LLR
n = 766702 230804 digits Dec 2011 Marc Harper; PSieve; srsieve; PrimeGrid; LLR
n = 931986 280559 digits Jul 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1057434 318323 digits Feb 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1286454 387265 digits Jul 2014 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1728376 520297 digits Jan 2023 Takashi Iwasaki; PPSE; PrimeGrid
k: 1659
max n: 2.372.072
n = 1 4 digits
n = 2 4 digits
n = 5 5 digits
n = 7 6 digits
n = 18 9 digits
n = 21 10 digits
n = 23 11 digits
n = 30 13 digits
n = 34 14 digits
n = 35 14 digits
n = 77 27 digits
n = 93 32 digits
n = 107 36 digits
n = 114 38 digits
n = 222 71 digits
n = 317 99 digits
n = 546 168 digits
n = 645 198 digits
n = 887 271 digits
n = 1037 316 digits
n = 1086 331 digits
n = 1122 341 digits
n = 1301 395 digits
n = 1343 408 digits
n = 2003 607 digits
n = 2111 639 digits
n = 3113 941 digits
n = 3722 1124 digits
n = 3797 1147 digits
n = 3997 1207 digits
n = 4270 1289 digits
n = 4353 1314 digits
n = 5453 1645 digits
n = 6458 1948 digits
n = 7062 2130 digits Mar 1996 Patrick Demichel
n = 10198 3074 digits
n = 11262 3394 digits May 1996 Patrick Demichel
n = 15335 4620 digits Nov 1997 Henri Lifchitz; Proth
n = 18025 5430 digits
n = 19954 6010 digits
n = 23633 7118 digits
n = 26818 8077 digits
n = 36178 10894 digits
n = 48806 14696 digits
n = 48962 14743 digits
n = 54878 16524 digits
n = 70474 21219 digits
n = 85090 25618 digits
n = 87631 26383 digits
n = 104423 31438 digits
n = 145931 43933 digits
n = 202493 60960 digits
n = 207775 62550 digits
n = 227786 68574 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 269215 81046 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 288766 86931 digits Feb 2007 Steven Harvey; FermFact; OpenPFGW
n = 512553 154298 digits Jun 2010 Jan Dupont; PSieve; srsieve; PrimeGrid; LLR
n = 942430 283703 digits Jul 2012 Jianwen Ling; PSieve; srsieve; PrimeGrid; LLR
n = 1081626 325606 digits Mar 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1326590 399347 digits Jan 2015 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1541195 463950 digits Jun 2019 Alexander Weiss; PSieve; srsieve; PrimeGrid; LLR
k: 1661
max n: 2.372.684
n = 1 4 digits
n = 9 6 digits
n = 13 8 digits
n = 15 8 digits
n = 21 10 digits
n = 23 11 digits
n = 47 18 digits
n = 65 23 digits
n = 79 28 digits
n = 101 34 digits
n = 105 35 digits
n = 255 80 digits
n = 301 94 digits
n = 361 112 digits
n = 433 134 digits
n = 827 253 digits
n = 895 273 digits
n = 1093 333 digits
n = 1277 388 digits
n = 1701 516 digits
n = 3207 969 digits
n = 4677 1412 digits
n = 5513 1663 digits
n = 6501 1961 digits
n = 8421 2539 digits May 1996 Patrick Demichel
n = 12955 3904 digits
n = 16721 5037 digits
n = 18249 5497 digits
n = 19597 5903 digits Oct 1996 Patrick Demichel
n = 22969 6918 digits
n = 26343 7934 digits
n = 40017 12050 digits
n = 71473 21519 digits
n = 79269 23866 digits
n = 126257 38011 digits
n = 239135 71991 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 250505 75413 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 256685 77274 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 261089 78599 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 407045 122536 digits Jul 2007 Steven Harvey; FermFact; OpenPFGW
n = 554219 166840 digits
n = 655383 197294 digits Mar 2011 Robert Erickson; PSieve; srsieve; PrimeGrid; LLR
n = 668869 201353 digits Apr 2011 Robert Ślęzak; PSieve; srsieve; PrimeGrid; LLR
n = 733095 220687 digits Dec 2011 Ernst Fluttert; PSieve; srsieve; PrimeGrid; LLR
n = 906067 272757 digits Jun 2012 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 1091597 328607 digits Mar 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1177647 354511 digits Oct 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1202885 362108 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1339229 403152 digits Jan 2015 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1797827 541204 digits Jan 2024 Jean Sébastien Delisle; PPSE; PrimeGrid
n = 1852441 557644 digits Jan 2024 Kyle Lewis; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1893497 570003 digits Feb 2024 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2102437 632900 digits Jan 2025 Gregory Adams; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2342749 705241 digits Feb 2026 Matthew Van Der Haeghen; PPSE; PrimeGrid
k: 1663
max n: 2.372.995
n = 2 4 digits
n = 6 6 digits
n = 16 9 digits
n = 58 21 digits
n = 220 70 digits
n = 258 81 digits
n = 268 84 digits
n = 412 128 digits
n = 470 145 digits
n = 652 200 digits
n = 870 266 digits
n = 1386 421 digits
n = 1538 467 digits
n = 2060 624 digits
n = 2158 653 digits
n = 9758 2941 digits
n = 18418 5548 digits Oct 1996 Patrick Demichel
n = 24290 7316 digits
n = 40698 12255 digits
n = 142180 42804 digits
n = 163916 49347 digits
n = 247850 74614 digits May 2006 Steven Harvey; FermFact; OpenPFGW
n = 269450 81116 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 551860 166130 digits Sep 2010 Kimmo Myllyvirta; PSieve; srsieve; PrimeGrid; LLR
n = 793010 238724 digits Mar 2012 Andrew Mennerich; PSieve; srsieve; PrimeGrid; LLR
k: 1665
max n: 2.372.788
n = 1 4 digits
n = 2 4 digits
n = 4 5 digits
n = 5 5 digits
n = 10 7 digits
n = 25 11 digits
n = 41 16 digits
n = 47 18 digits
n = 49 18 digits
n = 74 26 digits
n = 79 28 digits
n = 98 33 digits
n = 101 34 digits
n = 118 39 digits
n = 149 49 digits
n = 230 73 digits
n = 250 79 digits
n = 268 84 digits
n = 428 133 digits
n = 467 144 digits
n = 647 198 digits
n = 734 225 digits
n = 806 246 digits
n = 826 252 digits
n = 1565 475 digits
n = 1970 597 digits
n = 2965 896 digits
n = 3430 1036 digits May 1996 Patrick Demichel
n = 3590 1084 digits
n = 3835 1158 digits
n = 3890 1175 digits
n = 4027 1216 digits May 1996 Patrick Demichel
n = 5927 1788 digits
n = 7421 2238 digits May 1996 Patrick Demichel
n = 8719 2628 digits May 1996 Patrick Demichel
n = 9082 2738 digits
n = 9701 2924 digits
n = 10258 3092 digits
n = 13724 4135 digits
n = 16351 4926 digits
n = 27212 8195 digits
n = 29422 8861 digits
n = 36167 10891 digits
n = 41018 12351 digits
n = 41822 12593 digits
n = 42206 12709 digits
n = 45890 13818 digits
n = 62758 18896 digits
n = 63164 19018 digits
n = 105634 31803 digits
n = 111545 33582 digits
n = 116359 35031 digits
n = 175582 52859 digits Jun 2003 Anton Oleynick; Proth
n = 179486 54034 digits Jun 2003 Anton Oleynick; Proth
n = 209578 63093 digits
n = 210686 63427 digits
n = 312580 94100 digits
n = 502987 151418 digits Jun 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 541379 162975 digits Aug 2010 James Winskill; PSieve; srsieve; PrimeGrid; LLR
n = 758645 228379 digits Dec 2011 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 912887 274810 digits Jun 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1119469 336997 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1286419 387254 digits Jul 2014 PoChun Huang; PSieve; srsieve; PrimeGrid; LLR
n = 1318409 396884 digits Jan 2015 Michael C Leung; PSieve; srsieve; PrimeGrid; LLR
n = 1331231 400744 digits Jan 2015 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1360099 409434 digits Oct 2015 Michael C Leung; PSieve; srsieve; PrimeGrid; LLR
n = 1419149 427210 digits Aug 2016 Alexander Falk; PSieve; srsieve; PrimeGrid; LLR
n = 1425706 429184 digits Nov 2016 Andy Barr; PSieve; srsieve; PrimeGrid; LLR
n = 1857098 559046 digits Feb 2024 Ivica Kelava; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1862171 560573 digits Feb 2024 Milan Fňašek; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2039105 613835 digits Jan 2025 Mark Williams; PPSE; PrimeGrid
n = 2041915 614681 digits Jan 2025 Jonathan Seeley; PPSE; PrimeGrid
n = 2102165 632818 digits Jan 2025 Jonathan Gehrke; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1667
max n: 2.372.734
n = 3 5 digits
n = 11 7 digits
n = 27 12 digits
n = 47 18 digits
n = 75 26 digits
n = 87 30 digits
n = 103 35 digits
n = 207 66 digits
n = 867 265 digits
n = 1311 398 digits
n = 1847 560 digits
n = 1987 602 digits
n = 2935 887 digits
n = 4331 1307 digits
n = 5803 1751 digits
n = 7911 2385 digits
n = 8371 2524 digits May 1996 Patrick Demichel
n = 8759 2640 digits May 1996 Patrick Demichel
n = 10019 3020 digits
n = 10431 3144 digits
n = 13015 3922 digits
n = 14907 4491 digits
n = 17079 5145 digits
n = 17123 5158 digits
n = 17367 5232 digits
n = 20203 6085 digits Oct 1996 Patrick Demichel
n = 47827 14401 digits
n = 50907 15328 digits
n = 56235 16932 digits
n = 58363 17573 digits
n = 88283 26580 digits
n = 134323 40439 digits
n = 193907 58376 digits
n = 322667 97136 digits
n = 587975 177002 digits Dec 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 823711 247965 digits Apr 2012 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 978371 294523 digits Aug 2012 John Sheridan; PSieve; srsieve; PrimeGrid; LLR
n = 3463355 1042577 digits Mar 2023 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1669
max n: 2.373.426
n = 230 73 digits
n = 2574 779 digits
n = 4926 1487 digits
n = 531990 160149 digits Jul 2010 Michael Frith; PSieve; srsieve; PrimeGrid; LLR
n = 1551930 467181 digits Dec 2019 Dr. Robert Brezovnik; PSieve; srsieve; PrimeGrid; LLR
k: 1671
max n: 2.373.436
n = 1 4 digits
n = 4 5 digits
n = 16 9 digits
n = 37 15 digits
n = 147 48 digits
n = 193 62 digits
n = 264 83 digits
n = 436 135 digits
n = 1501 456 digits
n = 2488 753 digits
n = 3724 1125 digits
n = 4437 1339 digits
n = 5085 1534 digits
n = 24493 7377 digits Mar 1999 Baptiste Heyman; Proth
n = 29665 8934 digits
n = 34696 10448 digits
n = 86808 26136 digits
n = 160725 48387 digits
n = 437476 131697 digits Apr 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 612289 184321 digits Jan 2011 Aleksander Makowski; PSieve; srsieve; PrimeGrid; LLR
k: 1673
max n: 2.373.068
n = 1 4 digits
n = 21 10 digits
n = 53 20 digits
n = 573 176 digits
n = 821 251 digits
n = 969 295 digits
n = 1101 335 digits
n = 1173 357 digits
n = 1433 435 digits
n = 9249 2788 digits
n = 27273 8214 digits
n = 54673 16462 digits
n = 94201 28361 digits
n = 139553 42013 digits
n = 279961 84280 digits Nov 2006 Steven Harvey; FermFact; OpenPFGW
n = 704633 212119 digits Sep 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
k: 1675
max n: 2.372.689
n = 2 4 digits
n = 4 5 digits
n = 6 6 digits
n = 8 6 digits
n = 58 21 digits
n = 112 37 digits
n = 114 38 digits
n = 170 55 digits
n = 202 65 digits
n = 294 92 digits
n = 336 105 digits
n = 424 131 digits
n = 474 146 digits
n = 496 153 digits
n = 848 259 digits
n = 910 278 digits
n = 1050 320 digits
n = 1590 482 digits
n = 2124 643 digits
n = 2852 862 digits
n = 3438 1039 digits
n = 5116 1544 digits
n = 8586 2588 digits May 1996 Patrick Demichel
n = 10136 3055 digits
n = 13114 3951 digits
n = 16362 4929 digits
n = 24562 7398 digits
n = 33492 10086 digits
n = 35192 10598 digits
n = 64232 19339 digits
n = 68622 20661 digits
n = 167824 50524 digits
n = 685640 206402 digits Aug 2011 Johnathan Chu; PSieve; srsieve; PrimeGrid; LLR
n = 946936 285060 digits Jul 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 985506 296671 digits Sep 2012 Andrei Ryjkov; PSieve; srsieve; PrimeGrid; LLR
n = 1377710 414736 digits Feb 2016 Kenneth J. Brazier; PSieve; srsieve; PrimeGrid; LLR
n = 1684106 506970 digits Apr 2022 Benjamin Lynch; PPSE; PrimeGrid
n = 1865474 561567 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1677
max n: 2.372.898
n = 2 4 digits
n = 3 5 digits
n = 4 5 digits
n = 7 6 digits
n = 14 8 digits
n = 19 9 digits
n = 28 12 digits
n = 40 16 digits
n = 52 19 digits
n = 70 25 digits
n = 140 46 digits
n = 148 48 digits
n = 187 60 digits
n = 259 82 digits
n = 272 86 digits
n = 336 105 digits
n = 364 113 digits
n = 424 131 digits
n = 463 143 digits
n = 466 144 digits
n = 514 158 digits
n = 826 252 digits
n = 992 302 digits
n = 1032 314 digits
n = 1104 336 digits
n = 1170 356 digits
n = 1334 405 digits
n = 1384 420 digits
n = 1423 432 digits
n = 1942 588 digits
n = 2183 661 digits
n = 4690 1416 digits
n = 4836 1460 digits
n = 6454 1947 digits
n = 6994 2109 digits Mar 1996 Patrick Demichel
n = 7519 2267 digits May 1996 Patrick Demichel
n = 8156 2459 digits
n = 10230 3083 digits
n = 11540 3478 digits
n = 13666 4118 digits
n = 13875 4181 digits
n = 17528 5280 digits
n = 19647 5918 digits
n = 21334 6426 digits Oct 1996 Patrick Demichel
n = 22394 6745 digits 1996 Patrick Demichel
n = 30730 9254 digits
n = 60943 18349 digits Feb 1999 David Hanson; Proth
n = 96666 29103 digits
n = 370087 111411 digits Apr 2008 Steven Harvey; FermFact; OpenPFGW
n = 446314 134358 digits Nov 2008 Predrag Kurtovic; PPSE; PrimeGrid
n = 464866 139942 digits Apr 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 594784 179052 digits Dec 2010 Stefano D'Urso; PSieve; srsieve; PrimeGrid; LLR
n = 595774 179350 digits Dec 2010 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 718435 216274 digits Nov 2011 Yongchen Xu; PSieve; srsieve; PrimeGrid; LLR
n = 754546 227145 digits Dec 2011 Andrew Gockel; PSieve; srsieve; PrimeGrid; LLR
n = 982795 295854 digits Sep 2012 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1029848 310019 digits Oct 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1166002 351005 digits Sep 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1233336 371275 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1235543 371939 digits Feb 2014 Markus Zyber; PSieve; srsieve; PrimeGrid; LLR
n = 1513450 455598 digits Feb 2019 Wolfram Glatte; PSieve; srsieve; PrimeGrid; LLR
n = 1678146 505176 digits Mar 2022 Edward McKernan; PPSE; PrimeGrid
n = 2187028 658365 digits Feb 2025 Todd Pickering; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1679
max n: 2.372.362
n = 1 4 digits
n = 7 6 digits
n = 11 7 digits
n = 13 8 digits
n = 37 15 digits
n = 43 17 digits
n = 61 22 digits
n = 83 29 digits
n = 571 176 digits
n = 577 177 digits
n = 595 183 digits
n = 649 199 digits
n = 661 203 digits
n = 781 239 digits
n = 887 271 digits
n = 1015 309 digits
n = 5111 1542 digits
n = 5743 1733 digits
n = 5953 1796 digits
n = 7009 2114 digits Mar 1996 Patrick Demichel
n = 7483 2256 digits May 1996 Patrick Demichel
n = 24911 7503 digits
n = 30889 9302 digits
n = 32075 9659 digits
n = 33995 10237 digits
n = 74807 22523 digits
n = 103523 31167 digits
n = 485255 146080 digits Aug 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 564853 170041 digits Oct 2010 Iram Alves dos Santos Filho; PSieve; srsieve; PrimeGrid; LLR
n = 650195 195732 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 1050575 316258 digits Feb 2013 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1860563 560089 digits Feb 2024 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2118823 637833 digits Jan 2025 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1681
max n: 2.372.791
n = 12 7 digits
n = 48 18 digits
n = 72 25 digits
n = 192 62 digits
n = 324 101 digits
n = 452 140 digits
n = 1220 371 digits
n = 2480 750 digits
n = 4392 1326 digits
n = 27248 8206 digits
n = 57168 17213 digits
n = 57740 17385 digits
n = 58584 17639 digits
n = 222800 67073 digits
n = 336468 101291 digits Nov 2006 Steven Harvey; FermFact; OpenPFGW
n = 400320 120512 digits Aug 2007 Steven Harvey; FermFact; OpenPFGW
n = 612372 184346 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1021712 307570 digits Oct 2012 Radoslaw Szymeczko; PSieve; srsieve; PrimeGrid; LLR
k: 1683
max n: 2.372.669
n = 2 4 digits
n = 5 5 digits
n = 6 6 digits
n = 17 9 digits
n = 24 11 digits
n = 32 13 digits
n = 53 20 digits
n = 134 44 digits
n = 152 49 digits
n = 198 63 digits
n = 242 77 digits
n = 318 99 digits
n = 326 102 digits
n = 354 110 digits
n = 366 114 digits
n = 402 125 digits
n = 588 181 digits
n = 758 232 digits
n = 914 279 digits
n = 1104 336 digits
n = 1424 432 digits
n = 1433 435 digits
n = 2712 820 digits
n = 3282 992 digits
n = 3410 1030 digits
n = 4602 1389 digits
n = 5136 1550 digits
n = 12333 3716 digits
n = 13125 3955 digits
n = 13413 4041 digits
n = 13457 4055 digits Oct 1997 Henri Lifchitz; Proth
n = 13614 4102 digits
n = 14486 4364 digits
n = 16212 4884 digits
n = 16968 5112 digits
n = 18050 5437 digits
n = 20564 6194 digits Oct 1996 Patrick Demichel
n = 24236 7299 digits
n = 30816 9280 digits
n = 49122 14791 digits
n = 200078 60233 digits Apr 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 248600 74840 digits May 2006 Steven Harvey; FermFact; OpenPFGW
n = 400704 120628 digits Aug 2007 Steven Harvey; FermFact; OpenPFGW
n = 704480 212073 digits Sep 2011 Mike Parker; PSieve; srsieve; PrimeGrid; LLR
n = 940278 283056 digits Jul 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 945677 284681 digits Jul 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 968370 291512 digits Aug 2012 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 1180586 355396 digits Oct 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1187897 357596 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1310597 394533 digits Jan 2015 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1322718 398182 digits Jan 2015 Philippe Jaillet; PSieve; srsieve; PrimeGrid; LLR
n = 1754702 528222 digits Jul 2023 Gregory Bennett; PPSE; PrimeGrid
n = 2355705 709142 digits Apr 2026 Ryan Propper; PPSE; PrimeGrid
k: 1685
max n: 2.372.988
n = 1 4 digits
n = 7 6 digits
n = 31 13 digits
n = 61 22 digits
n = 85 29 digits
n = 109 37 digits
n = 313 98 digits
n = 385 120 digits
n = 445 138 digits
n = 1423 432 digits
n = 1425 433 digits
n = 3333 1007 digits
n = 4113 1242 digits
n = 4165 1258 digits
n = 4401 1329 digits
n = 6181 1864 digits
n = 10777 3248 digits
n = 14407 4341 digits
n = 21609 6509 digits
n = 28789 8670 digits
n = 354421 106695 digits Nov 2007 Steven Harvey; FermFact; OpenPFGW
n = 556989 167674 digits Oct 2010 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 614509 184989 digits Jan 2011 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 2258725 679948 digits Mar 2025 Robert Meckley; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1687
max n: 2.373.165
n = 4 5 digits
n = 22 10 digits
n = 28 12 digits
n = 414 128 digits
n = 892 272 digits
n = 1380 419 digits
n = 1548 470 digits
n = 7752 2337 digits May 1996 Patrick Demichel
n = 30302 9126 digits
n = 135486 40789 digits
n = 261724 78791 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 465934 140264 digits Apr 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 1025428 308688 digits Oct 2012 Ed Braaten; PSieve; srsieve; PrimeGrid; LLR
n = 1209028 363957 digits Nov 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1746588 525779 digits May 2023 Robert Lacroix; PPSE; PrimeGrid
k: 1689
max n: 2.372.804
n = 3 5 digits
n = 5 5 digits
n = 18 9 digits
n = 19 9 digits
n = 22 10 digits
n = 23 11 digits
n = 39 15 digits
n = 42 16 digits
n = 49 18 digits
n = 93 32 digits
n = 99 34 digits
n = 138 45 digits
n = 337 105 digits
n = 355 111 digits
n = 430 133 digits
n = 663 203 digits
n = 885 270 digits
n = 1425 433 digits
n = 1685 511 digits
n = 4359 1316 digits
n = 5722 1726 digits
n = 7038 2122 digits Mar 1996 Patrick Demichel
n = 17983 5417 digits
n = 21243 6399 digits
n = 31439 9468 digits
n = 63585 19145 digits Dec 1998 Tadashi Taura; Proth
n = 65798 19811 digits
n = 116355 35030 digits
n = 215002 64726 digits
n = 317622 95617 digits
n = 689717 207629 digits Aug 2011 John R. Bailey; PSieve; srsieve; PrimeGrid; LLR
n = 814154 245089 digits Mar 2012 Matthew K Williams; PSieve; srsieve; PrimeGrid; LLR
n = 878263 264387 digits May 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 933895 281134 digits Jul 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1368183 411868 digits Dec 2015 Don Palmer; PSieve; srsieve; PrimeGrid; LLR
k: 1691
max n: 2.372.714
n = 37 15 digits
n = 39 15 digits
n = 55 20 digits
n = 67 24 digits
n = 71 25 digits
n = 77 27 digits
n = 101 34 digits
n = 183 59 digits
n = 615 189 digits
n = 717 220 digits
n = 935 285 digits
n = 2539 768 digits
n = 2567 776 digits
n = 3055 923 digits
n = 3931 1187 digits
n = 6229 1879 digits
n = 7205 2173 digits May 1996 Patrick Demichel
n = 8101 2442 digits May 1996 Patrick Demichel
n = 9979 3008 digits
n = 11557 3483 digits
n = 20911 6299 digits Oct 1996 Patrick Demichel
n = 21661 6524 digits
n = 22669 6828 digits
n = 38651 11639 digits
n = 41725 12564 digits
n = 42999 12948 digits
n = 60979 18360 digits
n = 72421 21805 digits
n = 74335 22381 digits
n = 79591 23963 digits
n = 98971 29797 digits
n = 138469 41687 digits
n = 165101 49704 digits
n = 189239 56970 digits
n = 252979 76158 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 449943 135450 digits Dec 2008 Steven Harvey; FermFact; OpenPFGW
n = 1279187 385077 digits Jun 2014 Paulo Silva; PSieve; srsieve; PrimeGrid; LLR
n = 1457845 438859 digits Sep 2017 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 1695779 510484 digits May 2022 Ed Goforth; PPSE; PrimeGrid
n = 2064583 621505 digits Jan 2025 Kai Presler; PPSE; PrimeGrid
n = 2154887 648689 digits Feb 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1693
max n: 2.373.315
n = 16 9 digits
n = 22 10 digits
n = 34 14 digits
n = 52 19 digits
n = 58 21 digits
n = 88 30 digits
n = 196 63 digits
n = 538 166 digits
n = 712 218 digits
n = 2092 633 digits
n = 3524 1065 digits
n = 6526 1968 digits
n = 24886 7495 digits
n = 34822 10486 digits
n = 104512 31465 digits
n = 367618 110668 digits Dec 2007 Steven Harvey; FermFact; OpenPFGW
n = 375154 112936 digits Mar 2008 Steven Harvey; FermFact; OpenPFGW
n = 743504 223821 digits Dec 2011 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1899454 571796 digits Feb 2024 Samuel Williams ; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2151268 647600 digits Feb 2025 Andrew Dunchouk; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1695
max n: 2.372.325
n = 1 4 digits
n = 2 4 digits
n = 10 7 digits
n = 12 7 digits
n = 17 9 digits
n = 18 9 digits
n = 19 9 digits
n = 26 12 digits
n = 28 12 digits
n = 30 13 digits
n = 39 15 digits
n = 42 16 digits
n = 46 18 digits
n = 48 18 digits
n = 49 18 digits
n = 53 20 digits
n = 63 23 digits
n = 94 32 digits
n = 106 36 digits
n = 110 37 digits
n = 118 39 digits
n = 137 45 digits
n = 146 48 digits
n = 149 49 digits
n = 167 54 digits
n = 287 90 digits
n = 366 114 digits
n = 401 124 digits
n = 430 133 digits
n = 431 133 digits
n = 456 141 digits
n = 497 153 digits
n = 510 157 digits
n = 569 175 digits
n = 790 242 digits
n = 841 257 digits
n = 870 266 digits
n = 1022 311 digits
n = 1096 334 digits
n = 1179 359 digits
n = 1210 368 digits
n = 1406 427 digits
n = 1477 448 digits
n = 1628 494 digits
n = 2047 620 digits
n = 2198 665 digits
n = 2338 708 digits
n = 2569 777 digits
n = 3047 921 digits
n = 3754 1134 digits
n = 3770 1139 digits
n = 4550 1373 digits
n = 5202 1570 digits
n = 5639 1701 digits
n = 5744 1733 digits
n = 5834 1760 digits
n = 8650 2608 digits May 1996 Patrick Demichel
n = 11320 3411 digits May 1996 Patrick Demichel
n = 13026 3925 digits
n = 13210 3980 digits
n = 17309 5214 digits Jul 1996 Patrick Demichel
n = 21314 6420 digits Oct 1996 Patrick Demichel
n = 23144 6971 digits 1996 Patrick Demichel
n = 25800 7770 digits
n = 29028 8742 digits
n = 29190 8791 digits
n = 35448 10675 digits
n = 36934 11122 digits
n = 37868 11403 digits
n = 50628 15244 digits
n = 64323 19367 digits
n = 77628 23372 digits
n = 92570 27870 digits
n = 120750 36353 digits Aug 2002 Pavlos Saridis; Proth
n = 214572 64596 digits Jun 2005 Bo Tornberg; NewPGen; PRP; Proth
n = 224958 67723 digits Jun 2005 Bo Tornberg; NewPGen; PRP; Proth
n = 225478 67879 digits Jun 2005 Bo Tornberg; NewPGen; PRP; Proth
n = 261137 78614 digits Jun 2005 Bo Tornberg; NewPGen; PRP; Proth
n = 269366 81091 digits Jun 2005 Bo Tornberg; NewPGen; PRP; Proth
n = 271547 81748 digits Jun 2005 Bo Tornberg; NewPGen; PRP; Proth
n = 273739 82407 digits Jun 2005 Bo Tornberg; NewPGen; PRP; Proth
n = 275898 83057 digits Jun 2005 Bo Tornberg; NewPGen; PRP; Proth
n = 285313 85892 digits Jun 2005 Bo Tornberg; NewPGen; PRP; Proth
n = 296139 89150 digits Jun 2005 Bo Tornberg; NewPGen; PRP; Proth
n = 348962 105052 digits Jul 2005 Bo Tornberg; NewPGen; PRP; Proth
n = 397846 119767 digits Jul 2005 Dr. James Scott Brown; PPSE; PrimeGrid
n = 423103 127370 digits Jul 2005 Bo Tornberg; NewPGen; PRP; Proth
n = 467531 140745 digits Jul 2005 Bo Tornberg; NewPGen; PRP; Proth
n = 493238 148483 digits Aug 2005 Bo Tornberg; NewPGen; PRP; Proth
n = 547141 164710 digits Jun 2006 Bo Tornberg; NewPGen; PRP; Proth
n = 639158 192409 digits Jun 2008 Bo Tornberg; NewPGen; PRP; Proth
n = 678764 204332 digits Jun 2008 Bo Tornberg; NewPGen; PRP; Proth
n = 688026 207120 digits Jun 2008 Bo Tornberg; NewPGen; PRP; Proth
n = 782114 235444 digits Jan 2009 Bo Tornberg; NewPGen; PRP; Proth
n = 782947 235694 digits Jan 2009 Bo Tornberg; NewPGen; PRP; Proth
n = 796134 239664 digits Feb 2009 Bo Tornberg; NewPGen; PRP; Proth
n = 899712 270844 digits Sep 2009 Bo Tornberg; NewPGen; PRP; Proth
n = 1081670 325619 digits Jul 2012 Bo Tornberg; TwinGen; LLR
n = 1172501 352962 digits Nov 2012 Bo Tornberg; TwinGen; LLR
n = 1302827 392194 digits Mar 2013 Chris Siegert; PPSE; PrimeGrid
n = 1365701 411121 digits Apr 2014 Jesse Cyruss Harlow; PPSE; PrimeGrid
n = 2040410 614228 digits Jan 2025 LeRoy Blanchard; PPSE; PrimeGrid
n = 2062570 620899 digits Jan 2025 Scott Lee; PPSE; PrimeGrid
n = 2200462 662409 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3424517 1030886 digits Jun 2022 Ian Johns; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1697
max n: 2.373.262
n = 3 5 digits
n = 51 19 digits
n = 63 23 digits
n = 123 41 digits
n = 231 73 digits
n = 363 113 digits
n = 683 209 digits
n = 4371 1320 digits
n = 16083 4845 digits
n = 20379 6138 digits
n = 157931 47546 digits
n = 218403 65750 digits
n = 506799 152565 digits May 2010 Jeff Thornton; PSieve; srsieve; PrimeGrid; LLR
k: 1699
max n: 2.373.425
n = 426 132 digits
n = 1458 443 digits
n = 152766 45991 digits Feb 2000 Fumitaka Yura; Proth
n = 288138 86742 digits May 2006 Anand S Nair; Proth; NewPGen; LLR
k: 1701
max n: 2.372.630
n = 15 8 digits
n = 17 9 digits
n = 37 15 digits
n = 40 16 digits
n = 45 17 digits
n = 85 29 digits
n = 147 48 digits
n = 152 49 digits
n = 384 119 digits
n = 387 120 digits
n = 405 126 digits
n = 465 144 digits
n = 505 156 digits
n = 507 156 digits
n = 529 163 digits
n = 552 170 digits
n = 795 243 digits
n = 1049 320 digits
n = 1389 422 digits
n = 2117 641 digits
n = 2129 645 digits
n = 2869 867 digits
n = 5371 1621 digits
n = 9367 2823 digits
n = 9915 2988 digits
n = 10376 3127 digits
n = 12831 3866 digits
n = 13056 3934 digits
n = 15920 4796 digits
n = 18949 5708 digits
n = 19672 5926 digits Mar 1998 Baptiste Heyman; Proth
n = 38200 11503 digits
n = 57325 17260 digits Nov 1998 Tadashi Taura; Proth
n = 59517 17920 digits Nov 1998 Tadashi Taura; Proth
n = 62499 18818 digits
n = 65489 19718 digits
n = 84609 25474 digits
n = 95277 28685 digits
n = 103555 31177 digits
n = 106032 31923 digits
n = 106576 32086 digits
n = 140945 42432 digits
n = 217047 65341 digits
n = 250897 75531 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 251520 75719 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 446731 134483 digits Dec 2008 Dr. James Scott Brown; PPSE; PrimeGrid
n = 534389 160871 digits Jul 2010 Scott Leavitt; PSieve; srsieve; PrimeGrid; LLR
n = 669720 201610 digits Apr 2011 Brook Harste; PSieve; srsieve; PrimeGrid; LLR
n = 1211385 364667 digits Nov 2013 Eli T. Drumm; PSieve; srsieve; PrimeGrid; LLR
n = 1225611 368949 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1477011 444628 digits Feb 2018 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
k: 1703
max n: 2.373.120
n = 1 4 digits
n = 5 5 digits
n = 17 9 digits
n = 77 27 digits
n = 197 63 digits
n = 353 110 digits
n = 1141 347 digits
n = 3713 1121 digits
n = 5817 1755 digits
n = 7565 2281 digits May 1996 Patrick Demichel
n = 8737 2634 digits May 1996 Patrick Demichel
n = 12125 3654 digits
n = 33225 10005 digits
n = 38125 11480 digits
n = 38305 11535 digits
n = 50665 15255 digits Apr 2000 Baptiste Heyman; Proth
n = 52877 15921 digits
n = 70425 21204 digits
n = 109761 33045 digits
n = 140833 42399 digits
n = 147113 44289 digits
n = 220601 66411 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 273601 82366 digits Oct 2006 Steven Harvey; FermFact; OpenPFGW
n = 345313 103953 digits Jul 2007 Steven Harvey; FermFact; OpenPFGW
n = 1504617 452939 digits Nov 2018 Frederik Schiøler; PSieve; srsieve; PrimeGrid; LLR
n = 2223997 669494 digits Feb 2025 Michael Millerick; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1705
max n: 2.372.503
n = 4 5 digits
n = 6 6 digits
n = 8 6 digits
n = 10 7 digits
n = 14 8 digits
n = 30 13 digits
n = 36 15 digits
n = 58 21 digits
n = 60 22 digits
n = 86 30 digits
n = 120 40 digits
n = 138 45 digits
n = 222 71 digits
n = 224 71 digits
n = 364 113 digits
n = 466 144 digits
n = 478 148 digits
n = 682 209 digits
n = 1220 371 digits
n = 1222 372 digits
n = 1610 488 digits
n = 1772 537 digits
n = 2498 756 digits
n = 3876 1171 digits
n = 3882 1172 digits
n = 3960 1196 digits
n = 4392 1326 digits
n = 5086 1535 digits
n = 6110 1843 digits
n = 8140 2454 digits May 1996 Patrick Demichel
n = 13114 3951 digits
n = 16050 4835 digits
n = 19666 5924 digits
n = 48570 14625 digits
n = 53028 15967 digits
n = 55488 16707 digits
n = 56822 17109 digits
n = 216504 65178 digits
n = 238148 71693 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 622464 187384 digits Feb 2011 Takaharu Yamamura; PSieve; srsieve; PrimeGrid; LLR
n = 778906 234478 digits Feb 2012 Andrew Orr; PSieve; srsieve; PrimeGrid; LLR
n = 906110 272770 digits Jun 2012 Robert Boniecki; PSieve; srsieve; PrimeGrid; LLR
n = 990034 298034 digits Sep 2012 Serge Batalov; PSieve; srsieve; PrimeGrid; LLR
n = 1334628 401767 digits Jan 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 2127814 640540 digits Jan 2025 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1707
max n: 2.372.838
n = 2 4 digits
n = 8 6 digits
n = 10 7 digits
n = 19 9 digits
n = 50 19 digits
n = 79 28 digits
n = 92 31 digits
n = 119 40 digits
n = 122 40 digits
n = 130 43 digits
n = 188 60 digits
n = 227 72 digits
n = 680 208 digits
n = 755 231 digits
n = 1243 378 digits
n = 1742 528 digits
n = 2300 696 digits
n = 4499 1358 digits
n = 14408 4341 digits
n = 72379 21792 digits
n = 249571 75132 digits May 2006 Steven Harvey; FermFact; OpenPFGW
n = 270190 81339 digits Oct 2006 Steven Harvey; FermFact; OpenPFGW
n = 437015 131558 digits Dec 2008 Dr. James Scott Brown; PPSE; PrimeGrid
n = 1235207 371838 digits Jan 2014 Oleksandr Natalenko; PSieve; srsieve; PrimeGrid; LLR
n = 1451599 436979 digits Jun 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2364068 711659 digits May 2026 PPSE; PrimeGrid
k: 1709
max n: 2.372.790
n = 11 7 digits
n = 15 8 digits
n = 17 9 digits
n = 19 9 digits
n = 91 31 digits
n = 119 40 digits
n = 137 45 digits
n = 247 78 digits
n = 287 90 digits
n = 305 96 digits
n = 321 100 digits
n = 377 117 digits
n = 387 120 digits
n = 1385 421 digits
n = 2851 862 digits
n = 3075 929 digits
n = 3431 1037 digits
n = 6449 1945 digits
n = 8841 2665 digits
n = 12455 3753 digits
n = 13851 4173 digits
n = 17955 5409 digits
n = 27185 8187 digits
n = 39305 11836 digits
n = 41475 12489 digits
n = 49747 14979 digits
n = 61327 18465 digits
n = 117587 35401 digits
n = 262491 79021 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 506657 152523 digits May 2010 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 523131 157482 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 856737 257907 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
k: 1711
max n: 2.373.428
n = 8 6 digits
n = 72 25 digits
n = 260 82 digits
n = 1692 513 digits
n = 14588 4395 digits
n = 34068 10259 digits
n = 47400 14273 digits
n = 111020 33424 digits
n = 364052 109594 digits Oct 2007 Steven Harvey; FermFact; OpenPFGW
k: 1713
max n: 2.373.296
n = 4 5 digits
n = 9 6 digits
n = 10 7 digits
n = 93 32 digits
n = 138 45 digits
n = 169 55 digits
n = 226 72 digits
n = 273 86 digits
n = 289 91 digits
n = 444 137 digits
n = 736 225 digits
n = 754 231 digits
n = 1009 307 digits
n = 1573 477 digits
n = 1690 512 digits
n = 1873 568 digits
n = 1953 592 digits
n = 3568 1078 digits
n = 4473 1350 digits
n = 5196 1568 digits
n = 8701 2623 digits May 1996 Patrick Demichel
n = 17113 5155 digits May 1996 Patrick Demichel
n = 19621 5910 digits
n = 41128 12384 digits
n = 188857 56855 digits
n = 270433 81412 digits Oct 2006 Steven Harvey; FermFact; OpenPFGW
n = 539329 162358 digits Aug 2010 Bob Naas; PSieve; srsieve; PrimeGrid; LLR
n = 771001 232098 digits Dec 2011 Jim Foody; PSieve; srsieve; PrimeGrid; LLR
n = 1990849 599309 digits Aug 2024 Uwe Hass; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1715
max n: 2.373.036
n = 3 5 digits
n = 5 5 digits
n = 21 10 digits
n = 35 14 digits
n = 49 18 digits
n = 97 33 digits
n = 113 38 digits
n = 229 73 digits
n = 467 144 digits
n = 733 224 digits
n = 923 282 digits
n = 987 301 digits
n = 1515 460 digits
n = 1579 479 digits
n = 8369 2523 digits May 1996 Patrick Demichel
n = 10485 3160 digits
n = 19493 5872 digits
n = 34253 10315 digits
n = 37565 11312 digits
n = 38973 11736 digits
n = 69205 20837 digits
n = 95521 28758 digits
n = 259473 78113 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 549723 165487 digits Sep 2010 Michał Kotas; PSieve; srsieve; PrimeGrid; LLR
n = 742433 223498 digits Dec 2011 John Sheridan; PSieve; srsieve; PrimeGrid; LLR
n = 790641 238010 digits Mar 2012 Guillaume Tardy; PSieve; srsieve; PrimeGrid; LLR
n = 1478859 445185 digits Feb 2018 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
k: 1717
max n: 2.372.983
n = 2 4 digits
n = 10 7 digits
n = 14 8 digits
n = 50 19 digits
n = 70 25 digits
n = 80 28 digits
n = 82 28 digits
n = 110 37 digits
n = 182 59 digits
n = 202 65 digits
n = 212 68 digits
n = 278 87 digits
n = 444 137 digits
n = 628 193 digits
n = 710 217 digits
n = 1090 332 digits
n = 1200 365 digits
n = 1472 447 digits
n = 2336 707 digits
n = 2390 723 digits
n = 3290 994 digits
n = 3430 1036 digits
n = 4868 1469 digits
n = 8320 2508 digits May 1996 Patrick Demichel
n = 9060 2731 digits
n = 10328 3113 digits
n = 12688 3823 digits
n = 13092 3945 digits
n = 28692 8641 digits
n = 62470 18809 digits
n = 63228 19037 digits
n = 65532 19731 digits
n = 65664 19771 digits
n = 68840 20727 digits May 2000 James Carpenter; Proth
n = 104350 31416 digits
n = 130342 39241 digits
n = 364800 109819 digits Oct 2007 Steven Harvey; FermFact; OpenPFGW
n = 592636 178405 digits Dec 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 623852 187802 digits Feb 2011 Eric Larson; PSieve; srsieve; PrimeGrid; LLR
n = 644230 193936 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 841490 253317 digits Apr 2012 Carlos de la Fuente Díaz; PSieve; srsieve; PrimeGrid; LLR
n = 1403258 422426 digits Apr 2016 David Yost; PSieve; srsieve; PrimeGrid; LLR
n = 3446756 1037581 digits Jan 2023 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1719
max n: 2.372.841
n = 5 5 digits
n = 6 6 digits
n = 30 13 digits
n = 33 14 digits
n = 34 14 digits
n = 41 16 digits
n = 45 17 digits
n = 65 23 digits
n = 85 29 digits
n = 94 32 digits
n = 450 139 digits
n = 765 234 digits
n = 810 248 digits
n = 886 270 digits
n = 1503 456 digits
n = 1901 576 digits
n = 2613 790 digits
n = 4671 1410 digits
n = 4734 1429 digits
n = 8046 2426 digits May 1996 Patrick Demichel
n = 18642 5616 digits
n = 22294 6715 digits 1996 Patrick Demichel
n = 75382 22696 digits
n = 101729 30627 digits Dec 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 117313 35318 digits
n = 133386 40157 digits
n = 310770 93555 digits Apr 2007 Steven Harvey; FermFact; OpenPFGW
n = 349193 105121 digits Jul 2007 Steven Harvey; FermFact; OpenPFGW
n = 420234 126507 digits Aug 2008 Steven Harvey; FermFact; OpenPFGW
n = 554253 166851 digits
n = 955221 287554 digits Jul 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1005322 302636 digits Oct 2012 Nicolas Delis; PSieve; srsieve; PrimeGrid; LLR
n = 1165601 350885 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1297390 390557 digits Sep 2014 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1358226 408871 digits Sep 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1468901 442187 digits Feb 2018 Matt Jurach; PSieve; srsieve; PrimeGrid; LLR
n = 1872601 563713 digits Feb 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1721
max n: 2.373.178
n = 5 5 digits
n = 17 9 digits
n = 25 11 digits
n = 197 63 digits
n = 323 101 digits
n = 485 150 digits
n = 1025 312 digits
n = 1885 571 digits
n = 4645 1402 digits
n = 13409 4040 digits
n = 58337 17565 digits
n = 62197 18727 digits
n = 63145 19012 digits
n = 65273 19653 digits
n = 200225 60277 digits Feb 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
k: 1723
max n: 2.372.783
n = 6 6 digits
n = 12 7 digits
n = 14 8 digits
n = 26 12 digits
n = 84 29 digits
n = 136 45 digits
n = 152 49 digits
n = 376 117 digits
n = 5912 1783 digits
n = 7064 2130 digits Mar 1996 Patrick Demichel
n = 9820 2960 digits
n = 12562 3785 digits
n = 15022 4526 digits Nov 1997 Henri Lifchitz; Proth
n = 19956 6011 digits
n = 25512 7684 digits
n = 52256 15734 digits
n = 62764 18898 digits
n = 96702 29114 digits
n = 137962 41534 digits
n = 189252 56974 digits
n = 260720 78488 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 322076 96958 digits Jun 2007 Steven Harvey; FermFact; OpenPFGW
n = 348234 104833 digits Jul 2007 Steven Harvey; FermFact; OpenPFGW
n = 390152 117451 digits Jun 2008 Steven Harvey; FermFact; OpenPFGW
n = 397312 119607 digits Jun 2008 Steven Harvey; FermFact; OpenPFGW
n = 531336 159952 digits Jul 2010 Samuel Fortin; PSieve; srsieve; PrimeGrid; LLR
n = 580204 174663 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 589704 177522 digits Dec 2010 René Kiefer; PSieve; srsieve; PrimeGrid; LLR
n = 646976 194763 digits Feb 2011 Hans Sveen; PSieve; srsieve; PrimeGrid; LLR
n = 827246 249030 digits Apr 2012 Radoslaw Szymeczko; PSieve; srsieve; PrimeGrid; LLR
n = 1093224 329097 digits Mar 2013 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 2039094 613832 digits Jan 2025 Mark Williams; PPSE; PrimeGrid
k: 1725
max n: 2.372.047
n = 5 5 digits
n = 12 7 digits
n = 14 8 digits
n = 18 9 digits
n = 23 11 digits
n = 24 11 digits
n = 26 12 digits
n = 30 13 digits
n = 36 15 digits
n = 63 23 digits
n = 116 39 digits
n = 131 43 digits
n = 144 47 digits
n = 168 54 digits
n = 294 92 digits
n = 333 104 digits
n = 351 109 digits
n = 383 119 digits
n = 527 162 digits
n = 555 171 digits
n = 626 192 digits
n = 672 206 digits
n = 837 256 digits
n = 885 270 digits
n = 1055 321 digits
n = 1278 388 digits
n = 1394 423 digits
n = 1848 560 digits
n = 2187 662 digits
n = 2255 683 digits
n = 2373 718 digits
n = 3813 1152 digits
n = 4800 1449 digits
n = 5280 1593 digits
n = 8088 2438 digits May 1996 Patrick Demichel
n = 8400 2532 digits May 1996 Patrick Demichel
n = 11933 3596 digits
n = 12150 3661 digits
n = 14580 4393 digits
n = 18443 5556 digits
n = 29046 8747 digits
n = 30021 9041 digits
n = 32270 9718 digits
n = 36590 11018 digits
n = 37898 11412 digits
n = 38475 11586 digits
n = 40422 12172 digits Nov 1998 Yves Gallot; Proth
n = 59102 17795 digits
n = 60501 18216 digits
n = 82115 24723 digits
n = 105992 31911 digits
n = 140642 42341 digits
n = 217302 65418 digits
n = 256190 77125 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 316970 95421 digits Jun 2007 Steven Harvey; FermFact; OpenPFGW
n = 395987 119208 digits Jun 2008 Steven Harvey; FermFact; OpenPFGW
n = 763284 229775 digits Dec 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1284830 386776 digits Jul 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1492368 449251 digits May 2018 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
n = 2104580 633545 digits Jan 2025 Tom Greer; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2158670 649828 digits Feb 2025 Scott Earle; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3334341 1003740 digits May 2020 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 3400371 1023617 digits Feb 2022 Ryan Propper; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1727
max n: 2.373.399
n = 367 114 digits
n = 447 138 digits
n = 4735 1429 digits
n = 8131 2451 digits May 1996 Patrick Demichel
n = 8575 2585 digits May 1996 Patrick Demichel
n = 44767 13480 digits
n = 64291 19357 digits
n = 66267 19952 digits
n = 101167 30458 digits Dec 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 200391 60327 digits Feb 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 299499 90162 digits Feb 2007 Steven Harvey; FermFact; OpenPFGW
n = 2057931 619503 digits Jan 2025 Brian Parsonnet; PPSE; PrimeGrid
k: 1729
max n: 2.373.329
n = 2 4 digits
n = 10 7 digits
n = 26 12 digits
n = 30 13 digits
n = 70 25 digits
n = 166 54 digits
n = 202 65 digits
n = 386 120 digits
n = 2918 882 digits
n = 3130 946 digits
n = 4098 1237 digits
n = 4110 1241 digits
n = 6962 2100 digits Mar 1996 Patrick Demichel
n = 12370 3727 digits
n = 50130 15094 digits
n = 104790 31549 digits
n = 134890 40610 digits
n = 141330 42548 digits Dec 2003 Robert Poling; Proth
n = 309790 93260 digits May 2007 Steven Harvey; FermFact; OpenPFGW
n = 668122 201129 digits Apr 2011 Tetsuya Watanabe; PSieve; srsieve; PrimeGrid; LLR
n = 876790 263944 digits May 2012 Robert Poling; Proth
n = 1024146 308302 digits Oct 2012 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1343542 404450 digits May 2015 Travis Parker; PSieve; srsieve; PrimeGrid; LLR
n = 2280782 686588 digits May 2025 Robert Coplin; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1731
max n: 2.372.799
n = 1 4 digits
n = 4 5 digits
n = 12 7 digits
n = 19 9 digits
n = 39 15 digits
n = 45 17 digits
n = 56 21 digits
n = 67 24 digits
n = 71 25 digits
n = 91 31 digits
n = 99 34 digits
n = 100 34 digits
n = 111 37 digits
n = 124 41 digits
n = 131 43 digits
n = 157 51 digits
n = 167 54 digits
n = 179 58 digits
n = 231 73 digits
n = 320 100 digits
n = 384 119 digits
n = 408 127 digits
n = 472 146 digits
n = 561 173 digits
n = 831 254 digits
n = 1056 322 digits
n = 1387 421 digits
n = 1641 498 digits
n = 4592 1386 digits
n = 7860 2370 digits
n = 7929 2391 digits
n = 14061 4237 digits
n = 16844 5074 digits
n = 19387 5840 digits
n = 20216 6089 digits Oct 1996 Patrick Demichel
n = 23796 7167 digits
n = 26304 7922 digits
n = 60691 18274 digits Nov 1998 Tadashi Taura; Proth
n = 83677 25193 digits
n = 92719 27915 digits
n = 160607 48351 digits
n = 173471 52224 digits
n = 176956 53273 digits
n = 181288 54577 digits
n = 204424 61541 digits
n = 208971 62910 digits
n = 224272 67516 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 242099 72883 digits May 2006 Steven Harvey; FermFact; OpenPFGW
n = 251224 75630 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 309636 93213 digits May 2007 Steven Harvey; FermFact; OpenPFGW
n = 312600 94106 digits May 2007 Steven Harvey; FermFact; OpenPFGW
n = 328105 98773 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 345939 104142 digits Jul 2007 Dr. James Scott Brown; PPSE; PrimeGrid
n = 377460 113631 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 532007 160154 digits Jul 2010 Robert Scullin; PSieve; srsieve; PrimeGrid; LLR
n = 532407 160274 digits Jul 2010 Ray Miller; PSieve; srsieve; PrimeGrid; LLR
n = 547132 164707 digits Sep 2010 Anand S Nair; PSieve; srsieve; PrimeGrid; LLR
n = 665164 200238 digits Apr 2011 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 674812 203142 digits Jul 2011 Brendan Gallagher; PSieve; srsieve; PrimeGrid; LLR
n = 1098772 330767 digits Mar 2013 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1782871 536701 digits Dec 2023 Paweł Dec; PPSE; PrimeGrid
n = 1924185 579241 digits Mar 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1733
max n: 2.372.940
n = 1 4 digits
n = 5 5 digits
n = 13 8 digits
n = 21 10 digits
n = 29 12 digits
n = 53 20 digits
n = 85 29 digits
n = 149 49 digits
n = 301 94 digits
n = 397 123 digits
n = 453 140 digits
n = 653 200 digits
n = 993 303 digits
n = 1085 330 digits
n = 1937 587 digits
n = 2741 829 digits
n = 2841 859 digits
n = 6133 1850 digits
n = 7465 2251 digits May 1996 Patrick Demichel
n = 13685 4123 digits
n = 16761 5049 digits
n = 17165 5171 digits
n = 17405 5243 digits
n = 86305 25984 digits
n = 88449 26630 digits
n = 129005 38838 digits
n = 252021 75870 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 264929 79755 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 375645 113084 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 768333 231295 digits Dec 2011 Lasse Mejling Andersen; PSieve; srsieve; PrimeGrid; LLR
n = 781469 235249 digits Mar 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1185141 356767 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1474941 444005 digits Feb 2018 Jordan Romaidis; PSieve; srsieve; PrimeGrid; LLR
n = 1834489 552240 digits Jan 2024 Phill Mayer; PPSE; PrimeGrid
n = 2330569 701575 digits Dec 2025 Kai Presler; PPSE; PrimeGrid
n = 3426753 1031559 digits Jul 2022 John R. Bailey; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1735
max n: 2.372.047
n = 88 30 digits
n = 2056 623 digits
n = 10246 3088 digits
n = 41638 12538 digits
n = 75154 22627 digits
n = 1353374 407410 digits Aug 2015 Sascha Beat Dinkel; PSieve; srsieve; PrimeGrid; LLR
n = 1665634 501410 digits Feb 2022 Roman Krompolc; PSieve; srsieve; PrimeGrid; LLR
k: 1737
max n: 2.372.085
n = 2 4 digits
n = 4 5 digits
n = 7 6 digits
n = 11 7 digits
n = 12 7 digits
n = 14 8 digits
n = 16 9 digits
n = 18 9 digits
n = 31 13 digits
n = 48 18 digits
n = 74 26 digits
n = 76 27 digits
n = 83 29 digits
n = 88 30 digits
n = 102 34 digits
n = 126 42 digits
n = 152 49 digits
n = 155 50 digits
n = 271 85 digits
n = 302 95 digits
n = 422 131 digits
n = 515 159 digits
n = 588 181 digits
n = 592 182 digits
n = 602 185 digits
n = 659 202 digits
n = 746 228 digits
n = 1202 366 digits
n = 1334 405 digits
n = 2084 631 digits
n = 2512 760 digits
n = 2646 800 digits
n = 2768 837 digits
n = 3234 977 digits
n = 4543 1371 digits
n = 8111 2445 digits May 1996 Patrick Demichel
n = 8654 2609 digits May 1996 Patrick Demichel
n = 10822 3261 digits
n = 17798 5361 digits Jul 1996 Patrick Demichel
n = 17976 5415 digits
n = 33323 10035 digits Jan 1998 Chris Caldwell; Proth
n = 35371 10651 digits
n = 49396 14873 digits
n = 50168 15106 digits
n = 50598 15235 digits
n = 54212 16323 digits
n = 143839 43304 digits
n = 170656 51376 digits Sep 2003 Anton Oleynick; Proth
n = 182374 54904 digits
n = 217866 65588 digits
n = 221032 66541 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 230228 69309 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 240566 72421 digits May 2006 Steven Harvey; FermFact; OpenPFGW
n = 403898 121589 digits Oct 2007 Steven Harvey; FermFact; OpenPFGW
n = 442739 133281 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 510246 153603 digits Jun 2010 Bjorn Lindberg; PSieve; srsieve; PrimeGrid; LLR
n = 722384 217463 digits Nov 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 763999 229990 digits Dec 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 769898 231766 digits Dec 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 976699 294019 digits Aug 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1523646 458667 digits Feb 2019 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 1698431 511282 digits Jun 2022 Alexey Simbarsky; PPSE; PrimeGrid
n = 2065964 621921 digits Jan 2025 Laurent Cheylat; PPSE; PrimeGrid
k: 1739
max n: 2.372.966
n = 3 5 digits
n = 23 11 digits
n = 33 14 digits
n = 41 16 digits
n = 99 34 digits
n = 173 56 digits
n = 597 183 digits
n = 977 298 digits
n = 2559 774 digits
n = 6233 1880 digits
n = 9671 2915 digits
n = 30417 9160 digits
n = 73161 22027 digits
n = 87579 26368 digits
n = 89801 27037 digits
n = 112221 33786 digits
n = 138117 41581 digits
n = 1157273 348378 digits Sep 2013 Ralf Hentrich; PSieve; srsieve; PrimeGrid; LLR
n = 1269221 382077 digits Mar 2014 Michael R. McPherson; PSieve; srsieve; PrimeGrid; LLR
n = 1395483 420086 digits Feb 2016 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 2236283 673192 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1741
max n: 2.373.460
n = 304 95 digits
n = 1420 431 digits
n = 49060 14772 digits
n = 62392 18786 digits
n = 111340 33520 digits
n = 185104 55726 digits
n = 1644052 494913 digits Sep 2021 Richard Cervelle; PSieve; srsieve; PrimeGrid; LLR
n = 1991152 599400 digits Aug 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1743
max n: 2.372.783
n = 10 7 digits
n = 12 7 digits
n = 14 8 digits
n = 17 9 digits
n = 28 12 digits
n = 58 21 digits
n = 70 25 digits
n = 98 33 digits
n = 113 38 digits
n = 118 39 digits
n = 130 43 digits
n = 184 59 digits
n = 214 68 digits
n = 316 99 digits
n = 350 109 digits
n = 377 117 digits
n = 418 130 digits
n = 436 135 digits
n = 440 136 digits
n = 790 242 digits
n = 1020 311 digits
n = 1102 335 digits
n = 1393 423 digits
n = 1534 466 digits
n = 1804 547 digits
n = 2042 618 digits
n = 2926 885 digits
n = 3226 975 digits
n = 3417 1032 digits
n = 4118 1243 digits
n = 5752 1735 digits
n = 7280 2195 digits May 1996 Patrick Demichel
n = 10268 3095 digits
n = 11832 3566 digits
n = 12144 3659 digits
n = 18536 5584 digits
n = 21585 6501 digits
n = 23768 7159 digits 1996 Patrick Demichel
n = 24814 7473 digits
n = 30434 9165 digits
n = 34289 10326 digits
n = 43280 13032 digits Nov 1998 Tadashi Taura; Proth
n = 43953 13235 digits
n = 70340 21178 digits
n = 118358 35633 digits
n = 120016 36132 digits
n = 129329 38936 digits
n = 134112 40375 digits
n = 168668 50778 digits
n = 266216 80143 digits
n = 330648 99539 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 401336 120818 digits Oct 2007 Steven Harvey; FermFact; OpenPFGW
n = 491196 147868 digits Feb 2010 Ian Dickinson; PSieve; srsieve; PrimeGrid; LLR
n = 766824 230841 digits Dec 2011 Neil Goodall; PSieve; srsieve; PrimeGrid; LLR
n = 801240 241201 digits Mar 2012 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 814640 245235 digits Mar 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1533185 461538 digits Mar 2019 Jan Kožíšek; PSieve; srsieve; PrimeGrid; LLR
n = 1582558 476401 digits Aug 2020 Anonymous; PSieve; srsieve; PrimeGrid; LLR
n = 2149550 647083 digits Jan 2025 Christian Carquillat; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2328298 700891 digits Dec 2025 David Perek; PPSE; PrimeGrid
k: 1745
max n: 2.373.046
n = 1 4 digits
n = 7 6 digits
n = 9 6 digits
n = 11 7 digits
n = 15 8 digits
n = 17 9 digits
n = 31 13 digits
n = 53 20 digits
n = 75 26 digits
n = 89 31 digits
n = 105 35 digits
n = 183 59 digits
n = 209 67 digits
n = 273 86 digits
n = 331 103 digits
n = 335 105 digits
n = 409 127 digits
n = 627 192 digits
n = 803 245 digits
n = 975 297 digits
n = 1117 340 digits
n = 1533 465 digits
n = 1709 518 digits
n = 2197 665 digits
n = 2481 751 digits
n = 2947 891 digits
n = 3181 961 digits
n = 3657 1105 digits
n = 6173 1862 digits
n = 25053 7545 digits
n = 27997 8432 digits
n = 29163 8783 digits
n = 34929 10518 digits
n = 39775 11977 digits
n = 58907 17737 digits
n = 84963 25580 digits
n = 111025 33426 digits
n = 256933 77348 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 294489 88654 digits Mar 2007 Steven Harvey; FermFact; OpenPFGW
n = 335087 100875 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 388213 116867 digits May 2008 Steven Harvey; FermFact; OpenPFGW
n = 626885 188715 digits Feb 2011 Piotr Stabulewicz; PSieve; srsieve; PrimeGrid; LLR
n = 800679 241032 digits Mar 2012 Joseph Roy; PSieve; srsieve; PrimeGrid; LLR
n = 809953 243824 digits Mar 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1096873 330195 digits Mar 2013 Vladislav Rassokhin; PSieve; srsieve; PrimeGrid; LLR
n = 1377053 414538 digits Jan 2016 Masumi Hamada; PSieve; srsieve; PrimeGrid; LLR
n = 1667173 501873 digits Feb 2022 Cédric Latge; PSieve; srsieve; PrimeGrid; LLR
k: 1747
max n: 2.372.987
n = 4 5 digits
n = 8 6 digits
n = 112 37 digits
n = 124 41 digits
n = 140 46 digits
n = 186 60 digits
n = 210 67 digits
n = 354 110 digits
n = 588 181 digits
n = 1104 336 digits
n = 1288 391 digits
n = 2000 606 digits
n = 2428 735 digits
n = 3052 922 digits
n = 31268 9416 digits
n = 40384 12161 digits
n = 41344 12450 digits
n = 64264 19349 digits
n = 72444 21812 digits
n = 73120 22015 digits
n = 101938 30690 digits Jan 2003 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 104460 31449 digits
n = 129220 38903 digits
n = 232264 69922 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 263228 79243 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 748388 225291 digits Dec 2011 Marián Pčolinský; PSieve; srsieve; PrimeGrid; LLR
n = 843378 253886 digits Apr 2012 Carl Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 965098 290527 digits Aug 2012 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 2321628 698883 digits Nov 2025 Valter Cavecchia; PPSE; PrimeGrid
k: 1749
max n: 2.373.153
n = 1 4 digits
n = 2 4 digits
n = 11 7 digits
n = 14 8 digits
n = 65 23 digits
n = 137 45 digits
n = 182 59 digits
n = 209 67 digits
n = 230 73 digits
n = 281 88 digits
n = 302 95 digits
n = 317 99 digits
n = 365 114 digits
n = 673 206 digits
n = 731 224 digits
n = 737 226 digits
n = 814 249 digits
n = 1030 314 digits
n = 1153 351 digits
n = 1361 413 digits
n = 2225 674 digits
n = 2282 691 digits
n = 2777 840 digits
n = 6713 2025 digits Mar 1996 Patrick Demichel
n = 6862 2069 digits Mar 1996 Patrick Demichel
n = 14786 4455 digits
n = 16307 4913 digits
n = 20387 6141 digits Oct 1996 Patrick Demichel
n = 30530 9194 digits
n = 37502 11293 digits
n = 38909 11717 digits
n = 42086 12673 digits
n = 42986 12944 digits
n = 44698 13459 digits
n = 58721 17681 digits
n = 92902 27970 digits
n = 96034 28913 digits
n = 108557 32683 digits
n = 131990 39737 digits
n = 173882 52347 digits Oct 2003 Anton Oleynick; Proth
n = 220693 66439 digits Feb 2006 Steven Harvey; FermFact; OpenPFGW
n = 369805 111326 digits Jun 2007 Predrag Minovic; FermFact; OpenPFGW; LLR
n = 472685 142296 digits May 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 509678 153432 digits May 2010 Will Oram; PSieve; srsieve; PrimeGrid; LLR
n = 663473 199729 digits Apr 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1250174 376344 digits Mar 2014 Patrick Martin; PSieve; srsieve; PrimeGrid; LLR
n = 1350490 406542 digits Aug 2015 Mark Jones; PSieve; srsieve; PrimeGrid; LLR
n = 1553890 467771 digits Jan 2020 Richard Mortimore; PSieve; srsieve; PrimeGrid; LLR
n = 1965193 591586 digits May 2024 Charles Jackson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3370786 1014711 digits Jun 2021 Dmitry Domanov; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1751
max n: 2.372.842
n = 3 5 digits
n = 7 6 digits
n = 13 8 digits
n = 15 8 digits
n = 35 14 digits
n = 37 15 digits
n = 97 33 digits
n = 217 69 digits
n = 275 87 digits
n = 357 111 digits
n = 373 116 digits
n = 733 224 digits
n = 763 233 digits
n = 823 251 digits
n = 935 285 digits
n = 1223 372 digits
n = 1375 418 digits
n = 1749 530 digits
n = 2273 688 digits
n = 3173 959 digits
n = 6635 2001 digits
n = 8479 2556 digits May 1996 Patrick Demichel
n = 11395 3434 digits
n = 11449 3450 digits
n = 32423 9764 digits
n = 45829 13800 digits
n = 92749 27924 digits
n = 119783 36062 digits
n = 136185 41000 digits
n = 159259 47945 digits
n = 350149 105409 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 449717 135382 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 575383 173211 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 582995 175503 digits Nov 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 807055 242952 digits Mar 2012 Neil Romig; PSieve; srsieve; PrimeGrid; LLR
n = 1190227 358298 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 3412565 1027288 digits Mar 2022 Jaroslav Sekanina; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1753
max n: 2.372.833
n = 2 4 digits
n = 8 6 digits
n = 114 38 digits
n = 122 40 digits
n = 438 136 digits
n = 474 146 digits
n = 728 223 digits
n = 788 241 digits
n = 1040 317 digits
n = 2120 642 digits
n = 6722 2027 digits Mar 1996 Patrick Demichel
n = 6758 2038 digits Mar 1996 Patrick Demichel
n = 7922 2389 digits
n = 16350 4926 digits
n = 20042 6037 digits
n = 44130 13288 digits
n = 60566 18236 digits
n = 147714 44470 digits
n = 152628 45949 digits
n = 159530 48027 digits
n = 191690 57708 digits
n = 197960 59596 digits
n = 1152654 346987 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1458608 439089 digits Oct 2017 Bruce E. Slade; PSieve; srsieve; PrimeGrid; LLR
n = 1709468 514605 digits Sep 2022 Ryan Propper; PPSE; PrimeGrid
k: 1755
max n: 2.372.624
n = 1 4 digits
n = 4 5 digits
n = 9 6 digits
n = 12 7 digits
n = 22 10 digits
n = 27 12 digits
n = 31 13 digits
n = 52 19 digits
n = 115 38 digits
n = 204 65 digits
n = 220 70 digits
n = 244 77 digits
n = 279 88 digits
n = 303 95 digits
n = 451 140 digits
n = 465 144 digits
n = 534 164 digits
n = 558 172 digits
n = 564 174 digits
n = 625 192 digits
n = 783 239 digits
n = 1123 342 digits
n = 2428 735 digits
n = 3121 943 digits
n = 3238 978 digits
n = 4921 1485 digits
n = 8295 2501 digits May 1996 Patrick Demichel
n = 8469 2553 digits May 1996 Patrick Demichel
n = 13470 4059 digits
n = 15139 4561 digits
n = 17880 5386 digits
n = 94927 28580 digits
n = 119734 36047 digits
n = 124744 37555 digits
n = 221344 66635 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 256515 77222 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 294108 88539 digits Mar 2007 Steven Harvey; FermFact; OpenPFGW
n = 319567 96203 digits
n = 433644 130544 digits Feb 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 769771 231728 digits Dec 2011 Arif Mert Kapicioglu; PSieve; srsieve; PrimeGrid; LLR
n = 1031100 310396 digits Dec 2012 Håkan Lind; PSieve; srsieve; PrimeGrid; LLR
n = 1071441 322540 digits Mar 2013 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 1950985 587309 digits Apr 2024 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2056725 619140 digits Jan 2025 Jonathan Seeley; PPSE; PrimeGrid
k: 1757
max n: 2.372.934
n = 3 5 digits
n = 7 6 digits
n = 11 7 digits
n = 15 8 digits
n = 31 13 digits
n = 43 17 digits
n = 63 23 digits
n = 79 28 digits
n = 131 43 digits
n = 635 195 digits
n = 683 209 digits
n = 943 288 digits
n = 1119 341 digits
n = 1503 456 digits
n = 1547 469 digits
n = 2015 610 digits
n = 2955 893 digits
n = 3687 1114 digits
n = 3803 1149 digits
n = 6231 1879 digits
n = 7619 2297 digits
n = 7915 2386 digits
n = 15655 4716 digits
n = 101759 30636 digits Jan 2003 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 195619 58891 digits
n = 217031 65337 digits
n = 361259 108754 digits Feb 2008 Steven Harvey; FermFact; OpenPFGW
n = 598507 180172 digits Dec 2010 John ODonnell; PSieve; srsieve; PrimeGrid; LLR
n = 625647 188342 digits Feb 2011 Marcos Ferro; PSieve; srsieve; PrimeGrid; LLR
n = 1485251 447109 digits Mar 2018 Howard Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 3433547 1033604 digits Sep 2022 Joshua Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1759
max n: 2.373.326
n = 6 6 digits
n = 86 30 digits
n = 1494 453 digits
n = 3886 1174 digits
n = 60414 18190 digits
n = 261254 78649 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 698554 210289 digits Sep 2011 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1445766 435223 digits Apr 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 1761
max n: 2.372.671
n = 8 6 digits
n = 11 7 digits
n = 17 9 digits
n = 24 11 digits
n = 29 12 digits
n = 43 17 digits
n = 44 17 digits
n = 47 18 digits
n = 116 39 digits
n = 152 50 digits
n = 231 73 digits
n = 392 122 digits
n = 591 182 digits
n = 983 300 digits
n = 1332 405 digits
n = 1400 425 digits
n = 1472 447 digits
n = 2553 772 digits
n = 3240 979 digits
n = 4277 1291 digits
n = 4608 1391 digits
n = 23636 7119 digits 1996 Patrick Demichel
n = 23751 7154 digits 1996 Patrick Demichel
n = 24903 7500 digits
n = 29500 8884 digits
n = 45103 13581 digits
n = 50771 15287 digits
n = 116312 35017 digits
n = 128889 38803 digits
n = 131684 39645 digits
n = 166772 50207 digits
n = 204149 61459 digits
n = 837684 252172 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 842732 253691 digits Apr 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 952712 286799 digits Jul 2012 Albert Pastuszka; PSieve; srsieve; PrimeGrid; LLR
n = 1361504 409857 digits Oct 2015 Shaun Cox; PSieve; srsieve; PrimeGrid; LLR
n = 1678776 505366 digits Mar 2022 Randall Scalise; PPSE; PrimeGrid
k: 1763
max n: 2.373.448
n = 1 4 digits
n = 5 5 digits
n = 29 12 digits
n = 221 70 digits
n = 685 210 digits
n = 12565 3786 digits
n = 43505 13100 digits
n = 225685 67942 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 243485 73300 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
k: 1765
max n: 2.372.835
n = 10 7 digits
n = 12 7 digits
n = 18 9 digits
n = 28 12 digits
n = 70 25 digits
n = 100 34 digits
n = 102 34 digits
n = 108 36 digits
n = 170 55 digits
n = 240 76 digits
n = 270 85 digits
n = 346 108 digits
n = 760 233 digits
n = 1110 338 digits
n = 1116 340 digits
n = 1206 367 digits
n = 1348 410 digits
n = 2242 679 digits
n = 4606 1390 digits
n = 4802 1449 digits
n = 12936 3898 digits
n = 20848 6280 digits
n = 21568 6496 digits
n = 76962 23172 digits
n = 94390 28418 digits
n = 100756 30334 digits
n = 106786 32150 digits
n = 175142 52727 digits Nov 2003 Anton Oleynick; Proth
n = 391720 117923 digits Jul 2008 Steven Harvey; FermFact; OpenPFGW
n = 700162 210774 digits Jan 2010 Brian Carpenter; srsieve; PrimeGrid; LLR
n = 1194186 359490 digits Oct 2013 Dylan Kenney; PSieve; srsieve; PrimeGrid; LLR
n = 1991428 599483 digits Sep 2024 Robert Coplin; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1767
max n: 2.373.122
n = 2 4 digits
n = 6 6 digits
n = 15 8 digits
n = 23 11 digits
n = 50 19 digits
n = 71 25 digits
n = 150 49 digits
n = 170 55 digits
n = 194 62 digits
n = 270 85 digits
n = 287 90 digits
n = 332 104 digits
n = 431 133 digits
n = 470 145 digits
n = 575 177 digits
n = 1295 394 digits
n = 1479 449 digits
n = 4724 1426 digits
n = 14886 4485 digits
n = 63162 19017 digits
n = 95670 28803 digits
n = 303887 91483 digits Apr 2007 Steven Harvey; FermFact; OpenPFGW
n = 376371 113303 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 552191 166230 digits Sep 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 712686 214544 digits Nov 2011 Stephen Hutchinson; PSieve; srsieve; PrimeGrid; LLR
n = 1107546 333408 digits Jun 2013 Ales Martinik; PSieve; srsieve; PrimeGrid; LLR
n = 1194030 359443 digits Oct 2013 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
k: 1769
max n: 2.372.712
n = 1 4 digits
n = 3 5 digits
n = 7 6 digits
n = 15 8 digits
n = 25 11 digits
n = 27 12 digits
n = 33 14 digits
n = 37 15 digits
n = 67 24 digits
n = 163 53 digits
n = 165 53 digits
n = 213 68 digits
n = 315 99 digits
n = 1201 365 digits
n = 1855 562 digits
n = 2707 819 digits
n = 2773 839 digits
n = 3111 940 digits
n = 3187 963 digits
n = 3705 1119 digits
n = 12127 3654 digits
n = 21411 6449 digits
n = 34447 10373 digits
n = 169647 51073 digits
n = 175023 52691 digits Nov 2003 Anton Oleynick; Proth
n = 254955 76753 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 274741 82709 digits Nov 2006 Steven Harvey; FermFact; OpenPFGW
n = 431523 129905 digits Feb 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 1494163 449792 digits Jun 2018 Gary Lowder; PSieve; srsieve; PrimeGrid; LLR
n = 1639927 493671 digits Jun 2021 Edward McKernan; PSieve; srsieve; PrimeGrid; LLR
n = 2077857 625501 digits Jan 2025 Jens Katzur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1771
max n: 2.373.111
n = 8 6 digits
n = 28 12 digits
n = 40 16 digits
n = 48 18 digits
n = 76 27 digits
n = 112 37 digits
n = 308 96 digits
n = 472 146 digits
n = 13636 4109 digits
n = 14636 4410 digits
n = 16980 5115 digits
n = 25168 7580 digits
n = 51508 15509 digits
n = 91856 27655 digits
n = 175112 52718 digits Nov 2003 Anton Oleynick; Proth
n = 439532 132316 digits Feb 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 527964 158937 digits Jul 2010 Donald Drews; PSieve; srsieve; PrimeGrid; LLR
n = 2080980 626441 digits Jan 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1773
max n: 2.372.644
n = 1 4 digits
n = 5 5 digits
n = 8 6 digits
n = 16 9 digits
n = 17 9 digits
n = 18 9 digits
n = 26 12 digits
n = 32 13 digits
n = 78 27 digits
n = 80 28 digits
n = 150 49 digits
n = 161 52 digits
n = 210 67 digits
n = 377 117 digits
n = 428 133 digits
n = 588 181 digits
n = 637 196 digits
n = 850 260 digits
n = 1100 335 digits
n = 1186 361 digits
n = 1350 410 digits
n = 1637 497 digits
n = 1706 517 digits
n = 1952 591 digits
n = 3157 954 digits
n = 3198 966 digits
n = 4132 1248 digits
n = 4625 1396 digits
n = 5912 1783 digits
n = 6980 2105 digits Mar 1996 Patrick Demichel
n = 12481 3761 digits
n = 14212 4282 digits
n = 24481 7373 digits Jan 1999 Baptiste Heyman; Proth
n = 27829 8381 digits
n = 29840 8986 digits
n = 34540 10401 digits Nov 1998 Tadashi Taura; Proth
n = 42048 12661 digits
n = 43366 13058 digits
n = 57652 17359 digits
n = 66832 20122 digits
n = 156072 46986 digits
n = 159846 48122 digits
n = 181616 54676 digits
n = 220730 66450 digits Feb 2006 Steven Harvey; FermFact; OpenPFGW
n = 250512 75415 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 251720 75779 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 290750 87528 digits Mar 2007 Steven Harvey; FermFact; OpenPFGW
n = 600100 180652 digits Jan 2011 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 744766 224201 digits Dec 2011 Chris Eliff; PSieve; srsieve; PrimeGrid; LLR
n = 1310388 394470 digits Jan 2015 Woohyung Lee; PSieve; srsieve; PrimeGrid; LLR
n = 1638989 493389 digits May 2021 Vladimir Novak; PSieve; srsieve; PrimeGrid; LLR
n = 1772390 533546 digits Nov 2023 Samuel Williams ; PPSE; PrimeGrid
k: 1775
max n: 2.372.944
n = 11 7 digits
n = 15 8 digits
n = 17 9 digits
n = 21 10 digits
n = 27 12 digits
n = 29 12 digits
n = 41 16 digits
n = 57 21 digits
n = 69 25 digits
n = 71 25 digits
n = 101 34 digits
n = 205 65 digits
n = 609 187 digits
n = 1031 314 digits
n = 1345 409 digits
n = 2055 622 digits
n = 2399 726 digits
n = 2937 888 digits
n = 3509 1060 digits
n = 3705 1119 digits
n = 4275 1291 digits
n = 4871 1470 digits
n = 7509 2264 digits May 1996 Patrick Demichel
n = 12225 3684 digits
n = 13981 4212 digits
n = 18027 5430 digits
n = 60145 18109 digits
n = 70035 21086 digits
n = 94061 28319 digits
n = 100775 30340 digits
n = 332181 100000 digits Apr 2001 Michael Becker; PPSE; PrimeGrid
n = 568919 171265 digits Nov 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 686265 206590 digits Aug 2011 Peter Verstappen; PSieve; srsieve; PrimeGrid; LLR
n = 1104337 332442 digits Jun 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1238739 372901 digits Jan 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1471989 443117 digits Feb 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 1777
max n: 2.372.881
n = 2 4 digits
n = 4 5 digits
n = 20 10 digits
n = 44 17 digits
n = 50 19 digits
n = 68 24 digits
n = 152 50 digits
n = 554 171 digits
n = 3904 1179 digits
n = 5702 1720 digits
n = 7214 2175 digits May 1996 Patrick Demichel
n = 10340 3116 digits
n = 12892 3885 digits
n = 90218 27162 digits
n = 282530 85054 digits Mar 2007 Steven Harvey; FermFact; OpenPFGW
n = 358592 107951 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 489452 147343 digits Oct 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 1106642 333136 digits Jun 2013 Jay Parangalan; PSieve; srsieve; PrimeGrid; LLR
n = 1322438 398097 digits Jan 2015 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1692428 509475 digits May 2022 Honza Cholt; PPSE; PrimeGrid
k: 1779
max n: 2.372.658
n = 1 4 digits
n = 5 5 digits
n = 9 6 digits
n = 14 8 digits
n = 15 8 digits
n = 18 9 digits
n = 21 10 digits
n = 27 12 digits
n = 29 12 digits
n = 37 15 digits
n = 38 15 digits
n = 61 22 digits
n = 85 29 digits
n = 111 37 digits
n = 125 41 digits
n = 134 44 digits
n = 201 64 digits
n = 257 81 digits
n = 274 86 digits
n = 291 91 digits
n = 294 92 digits
n = 298 93 digits
n = 315 99 digits
n = 1330 404 digits
n = 1790 543 digits
n = 1961 594 digits
n = 2045 619 digits
n = 2818 852 digits
n = 4711 1422 digits
n = 5009 1512 digits
n = 5534 1670 digits
n = 5890 1777 digits
n = 7718 2327 digits May 1996 Patrick Demichel
n = 8775 2645 digits May 1996 Patrick Demichel
n = 9474 2856 digits
n = 11685 3521 digits
n = 11753 3542 digits
n = 12691 3824 digits
n = 22978 6921 digits
n = 23713 7142 digits 1996 Patrick Demichel
n = 25621 7716 digits
n = 35810 10784 digits
n = 60653 18262 digits Jan 1999 David Hanson; Proth
n = 64275 19352 digits
n = 150781 45393 digits
n = 177121 53322 digits Nov 2003 Anton Oleynick; Proth
n = 248119 74695 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 257325 77466 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 331370 99756 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 399177 120168 digits Aug 2008 Steven Harvey; FermFact; OpenPFGW
n = 437814 131799 digits Feb 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 511471 153972 digits Jun 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 596429 179547 digits Dec 2010 Albert J. Klein; PSieve; srsieve; PrimeGrid; LLR
n = 794018 239027 digits Mar 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 970305 292095 digits Aug 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1119634 337047 digits Jul 2013 Matthew K Williams; PSieve; srsieve; PrimeGrid; LLR
n = 1261057 379620 digits Mar 2014 Heinz Durstewitz; PSieve; srsieve; PrimeGrid; LLR
n = 1273794 383454 digits Apr 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1597097 480778 digits Sep 2020 Christian Wallbaum; PSieve; srsieve; PrimeGrid; LLR
n = 1668950 502408 digits Feb 2022 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 3401715 1024022 digits Feb 2022 Dao Heng Liu; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1781
max n: 2.372.962
n = 3 5 digits
n = 5 5 digits
n = 9 6 digits
n = 11 7 digits
n = 23 11 digits
n = 39 15 digits
n = 47 18 digits
n = 51 19 digits
n = 65 23 digits
n = 77 27 digits
n = 123 41 digits
n = 159 52 digits
n = 299 94 digits
n = 303 95 digits
n = 413 128 digits
n = 549 169 digits
n = 711 218 digits
n = 861 263 digits
n = 1349 410 digits
n = 1431 435 digits
n = 1749 530 digits
n = 2367 716 digits
n = 2685 812 digits
n = 13361 4026 digits
n = 18027 5430 digits
n = 25937 7812 digits
n = 26997 8131 digits
n = 34101 10269 digits
n = 46701 14062 digits
n = 63927 19248 digits
n = 85403 25713 digits
n = 149181 44912 digits
n = 237459 71486 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 264405 79598 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 483935 145683 digits Oct 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 485837 146255 digits Oct 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 488939 147189 digits Oct 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 578133 174039 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 620315 186737 digits Feb 2011 Michał Gasewicz; PSieve; srsieve; PrimeGrid; LLR
n = 836045 251678 digits Apr 2012 Mirko Wunder; PSieve; srsieve; PrimeGrid; LLR
n = 841943 253454 digits Apr 2012 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 3468335 1044077 digits May 2023 Ian Johns; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1783
max n: 2.372.769
n = 6 6 digits
n = 16 9 digits
n = 54 20 digits
n = 90 31 digits
n = 210 67 digits
n = 240 76 digits
n = 256 81 digits
n = 276 87 digits
n = 502 155 digits
n = 1176 358 digits
n = 1254 381 digits
n = 1584 481 digits
n = 4230 1277 digits
n = 4312 1302 digits
n = 4500 1358 digits
n = 4968 1499 digits
n = 8478 2556 digits May 1996 Patrick Demichel
n = 16098 4850 digits
n = 23298 7017 digits
n = 48690 14661 digits
n = 82980 24983 digits
n = 121926 36707 digits
n = 288312 86794 digits Mar 2007 Steven Harvey; FermFact; OpenPFGW
n = 319392 96150 digits
n = 571674 172095 digits Nov 2010 Yannick Arend; PSieve; srsieve; PrimeGrid; LLR
n = 3376810 1016525 digits Aug 2021 Seonghwan Kim; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1785
max n: 2.372.842
n = 1 4 digits
n = 3 5 digits
n = 9 6 digits
n = 11 7 digits
n = 14 8 digits
n = 15 8 digits
n = 25 11 digits
n = 30 13 digits
n = 33 14 digits
n = 41 16 digits
n = 45 17 digits
n = 60 22 digits
n = 84 29 digits
n = 101 34 digits
n = 135 44 digits
n = 143 47 digits
n = 152 50 digits
n = 181 58 digits
n = 183 59 digits
n = 300 94 digits
n = 350 109 digits
n = 382 119 digits
n = 563 173 digits
n = 603 185 digits
n = 726 222 digits
n = 779 238 digits
n = 1169 356 digits
n = 1375 418 digits
n = 1401 425 digits
n = 1575 478 digits
n = 1839 557 digits
n = 2291 693 digits
n = 2311 699 digits
n = 2573 778 digits
n = 2941 889 digits
n = 2961 895 digits
n = 3005 908 digits
n = 3211 970 digits
n = 4331 1308 digits
n = 4365 1318 digits
n = 4993 1507 digits
n = 6135 1851 digits
n = 7403 2232 digits May 1996 Patrick Demichel
n = 8433 2542 digits May 1996 Patrick Demichel
n = 8543 2575 digits May 1996 Patrick Demichel
n = 9991 3011 digits
n = 10892 3283 digits
n = 12039 3628 digits
n = 13651 4113 digits
n = 13906 4190 digits
n = 14309 4311 digits
n = 14369 4329 digits
n = 16019 4826 digits
n = 17123 5158 digits
n = 17189 5178 digits
n = 22383 6742 digits 1996 Patrick Demichel
n = 25215 7594 digits
n = 25639 7722 digits
n = 31553 9502 digits
n = 38633 11633 digits
n = 39324 11841 digits Nov 1998 Yves Gallot; Proth
n = 40054 12061 digits
n = 41295 12435 digits
n = 55309 16653 digits
n = 62355 18774 digits
n = 80505 24238 digits
n = 103543 31173 digits
n = 145599 43833 digits
n = 154382 46477 digits
n = 210311 63314 digits
n = 221235 66602 digits Feb 2006 Steven Harvey; FermFact; OpenPFGW
n = 310916 93599 digits
n = 316829 95379 digits
n = 357450 107607 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 376529 113350 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 546063 164385 digits Sep 2010 Yiyang Yuan; PSieve; srsieve; PrimeGrid; LLR
n = 678380 204216 digits Aug 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1233319 371270 digits Dec 2013 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 1283540 386388 digits Jul 2014 Jozsef Schmidt; PSieve; srsieve; PrimeGrid; LLR
n = 3472229 1045249 digits Jun 2023 Donald Hatland; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1787
max n: 2.372.959
n = 7 6 digits
n = 807 247 digits
n = 919 280 digits
n = 85687 25798 digits
n = 214487 64571 digits
n = 1379487 415271 digits Feb 2016 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1827543 550149 digits Jan 2024 Tom Greer; PPSE; PrimeGrid
k: 1789
max n: 2.373.181
n = 54 20 digits
n = 526 162 digits
n = 42502 12798 digits
n = 51694 15565 digits
n = 652006 196277 digits Mar 2011 Eric Larson; PSieve; srsieve; PrimeGrid; LLR
k: 1791
max n: 2.372.784
n = 1 4 digits
n = 4 5 digits
n = 7 6 digits
n = 23 11 digits
n = 40 16 digits
n = 85 29 digits
n = 112 37 digits
n = 143 47 digits
n = 292 92 digits
n = 607 186 digits
n = 724 222 digits
n = 935 285 digits
n = 1456 442 digits
n = 2563 775 digits
n = 5435 1640 digits
n = 12661 3815 digits
n = 16891 5088 digits May 1996 Patrick Demichel
n = 20227 6093 digits
n = 143128 43090 digits
n = 237748 71573 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 280187 84348 digits Mar 2007 Steven Harvey; FermFact; OpenPFGW
n = 460696 138687 digits Jun 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 545723 164283 digits Sep 2010 Andreas Mokross; PSieve; srsieve; PrimeGrid; LLR
n = 786403 236735 digits Mar 2012 Michel Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 1044683 314485 digits Feb 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1115671 335854 digits Jul 2013 Daniel Schemmel; PSieve; srsieve; PrimeGrid; LLR
n = 2299337 692173 digits Aug 2025 Tom Greer; PPSE; PrimeGrid
n = 2367283 712627 digits May 2026 Samuel Williams ; PPSE; PrimeGrid
k: 1793
max n: 2.373.389
n = 29 12 digits
n = 37 15 digits
n = 45 17 digits
n = 325 102 digits
n = 677 208 digits
n = 6949 2096 digits Mar 1996 Patrick Demichel
n = 28933 8713 digits
n = 342421 103083 digits Aug 2007 Steven Harvey; FermFact; OpenPFGW
n = 2071061 623455 digits Jan 2025 Tom Greer; PPSE; PrimeGrid
k: 1795
max n: 2.373.440
n = 8 6 digits
n = 12 7 digits
n = 50 19 digits
n = 146 48 digits
n = 308 96 digits
n = 698 214 digits
n = 860 263 digits
n = 4058 1225 digits
n = 5558 1677 digits
n = 14678 4422 digits
n = 40298 12135 digits
n = 203798 61353 digits
n = 595046 179130 digits Dec 2010 Eric Larson; PSieve; srsieve; PrimeGrid; LLR
n = 2054186 618375 digits Jan 2025 James Krauss; PPSE; PrimeGrid
k: 1797
max n: 2.372.937
n = 4 5 digits
n = 7 6 digits
n = 12 7 digits
n = 18 9 digits
n = 24 11 digits
n = 27 12 digits
n = 36 15 digits
n = 42 16 digits
n = 54 20 digits
n = 94 32 digits
n = 126 42 digits
n = 138 45 digits
n = 184 59 digits
n = 256 81 digits
n = 444 137 digits
n = 496 153 digits
n = 624 192 digits
n = 1452 441 digits
n = 2167 656 digits
n = 7078 2134 digits Mar 1996 Patrick Demichel
n = 12408 3739 digits
n = 23692 7136 digits 1996 Patrick Demichel
n = 28018 8438 digits
n = 33616 10123 digits
n = 76327 22980 digits
n = 88606 26677 digits
n = 123324 37128 digits
n = 244426 73583 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 267244 80452 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 281872 84856 digits Mar 2007 Steven Harvey; FermFact; OpenPFGW
n = 296179 89163 digits Feb 2007 Steven Harvey; FermFact; OpenPFGW
n = 346474 104303 digits Aug 2007 Dr. James Scott Brown; PPSE; PrimeGrid
n = 521676 157044 digits Jul 2010 Kai Ove Gran; PSieve; srsieve; PrimeGrid; LLR
n = 574438 172927 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 962338 289696 digits Aug 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1095178 329685 digits Mar 2013 Rob Gahan; PSieve; srsieve; PrimeGrid; LLR
n = 3324259 1000705 digits Sep 2019 Philip Englehard; PSieve; srsieve; PrimeGrid; LLR
k: 1799
max n: 2.373.074
n = 7 6 digits
n = 11 7 digits
n = 17 9 digits
n = 29 12 digits
n = 41 16 digits
n = 43 17 digits
n = 47 18 digits
n = 63 23 digits
n = 77 27 digits
n = 329 103 digits
n = 647 199 digits
n = 817 250 digits
n = 1131 344 digits
n = 3407 1029 digits
n = 4043 1221 digits
n = 4189 1265 digits
n = 5365 1619 digits
n = 6271 1892 digits
n = 8647 2607 digits May 1996 Patrick Demichel
n = 9457 2851 digits
n = 9917 2989 digits
n = 12161 3665 digits
n = 12651 3812 digits
n = 23965 7218 digits
n = 24785 7465 digits
n = 25863 7789 digits
n = 27281 8216 digits
n = 56491 17009 digits
n = 106217 31978 digits
n = 133879 40305 digits
n = 139487 41994 digits
n = 151129 45498 digits
n = 221147 66576 digits Feb 2006 Steven Harvey; FermFact; OpenPFGW
n = 376361 113300 digits Dec 2007 Steven Harvey; FermFact; OpenPFGW
n = 461261 138857 digits Jun 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 643525 193724 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 705965 212520 digits Sep 2011 Dwayne Potter; PSieve; srsieve; PrimeGrid; LLR
n = 1524147 458818 digits Feb 2019 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1692857 509604 digits May 2022 Honza Cholt; PPSE; PrimeGrid
n = 2342231 705086 digits Feb 2026 Yiran Huan; PPSE; PrimeGrid
k: 1801
max n: 2.373.060
n = 4 5 digits
n = 20 10 digits
n = 36 15 digits
n = 316 99 digits
n = 460 142 digits
n = 2796 845 digits
n = 2876 870 digits
n = 10964 3304 digits
n = 14548 4383 digits
n = 40604 12227 digits
n = 66116 19907 digits
n = 117644 35418 digits
n = 234236 70516 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
k: 1803
max n: 2.372.832
n = 1 4 digits
n = 2 4 digits
n = 5 5 digits
n = 8 6 digits
n = 9 6 digits
n = 13 8 digits
n = 16 9 digits
n = 29 12 digits
n = 32 13 digits
n = 69 25 digits
n = 105 35 digits
n = 117 39 digits
n = 144 47 digits
n = 333 104 digits
n = 545 168 digits
n = 569 175 digits
n = 677 208 digits
n = 1048 319 digits
n = 1537 466 digits
n = 3645 1101 digits
n = 4089 1235 digits
n = 6912 2084 digits Mar 1996 Patrick Demichel
n = 7029 2120 digits Mar 1996 Patrick Demichel
n = 8385 2528 digits May 1996 Patrick Demichel
n = 12201 3677 digits
n = 12921 3893 digits
n = 14277 4302 digits
n = 15712 4734 digits
n = 17608 5304 digits
n = 20021 6031 digits Oct 1996 Patrick Demichel
n = 20601 6205 digits
n = 20872 6287 digits Oct 1996 Patrick Demichel
n = 23145 6971 digits 1996 Patrick Demichel
n = 24264 7308 digits
n = 26213 7895 digits
n = 37669 11343 digits
n = 42021 12653 digits
n = 50365 15165 digits
n = 61413 18491 digits
n = 61493 18515 digits
n = 73833 22230 digits
n = 82334 24789 digits
n = 83637 25181 digits
n = 140874 42411 digits
n = 142133 42790 digits
n = 142669 42951 digits
n = 156912 47239 digits
n = 340621 102541 digits Jul 2007 Steven Harvey; FermFact; OpenPFGW
n = 350249 105439 digits Oct 2007 Steven Harvey; FermFact; OpenPFGW
n = 403045 121332 digits Jun 2007 Steven Harvey; FermFact; OpenPFGW
n = 492273 148193 digits Mar 2010 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 614826 185085 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 802713 241644 digits Mar 2012 Robert Lacroix; PSieve; srsieve; PrimeGrid; LLR
n = 1082232 325788 digits Apr 2013 Matthew Dike; PSieve; srsieve; PrimeGrid; LLR
n = 1931713 581507 digits Mar 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2078597 625724 digits Jan 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1805
max n: 2.373.366
n = 7 6 digits
n = 17 9 digits
n = 19 9 digits
n = 29 12 digits
n = 473 146 digits
n = 517 159 digits
n = 823 252 digits
n = 979 298 digits
n = 1217 370 digits
n = 2737 828 digits
n = 3809 1150 digits
n = 4201 1268 digits
n = 8551 2578 digits May 1996 Patrick Demichel
n = 10237 3085 digits
n = 20173 6076 digits Oct 1996 Patrick Demichel
n = 50789 15293 digits
n = 77257 23260 digits
n = 179539 54050 digits Dec 2003 Anton Oleynick; Proth
n = 226171 68088 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 548657 165166 digits Sep 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
k: 1807
max n: 2.372.759
n = 2 4 digits
n = 10 7 digits
n = 16 9 digits
n = 18 9 digits
n = 20 10 digits
n = 24 11 digits
n = 30 13 digits
n = 36 15 digits
n = 38 15 digits
n = 72 25 digits
n = 118 39 digits
n = 136 45 digits
n = 156 51 digits
n = 282 89 digits
n = 318 99 digits
n = 482 149 digits
n = 574 177 digits
n = 610 187 digits
n = 992 302 digits
n = 1890 573 digits
n = 2232 676 digits
n = 2750 832 digits
n = 4016 1213 digits
n = 5486 1655 digits
n = 7380 2225 digits May 1996 Patrick Demichel
n = 8014 2416 digits May 1996 Patrick Demichel
n = 9724 2931 digits
n = 14464 4358 digits
n = 17462 5260 digits
n = 24062 7247 digits
n = 24288 7315 digits
n = 25888 7797 digits
n = 72092 21706 digits
n = 80804 24328 digits
n = 87446 26328 digits
n = 89680 27000 digits
n = 98498 29655 digits
n = 119836 36078 digits
n = 184344 55497 digits
n = 247934 74639 digits
n = 285862 86057 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 289480 87146 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 364222 109646 digits Nov 2007 Steven Harvey; FermFact; OpenPFGW
n = 379926 114373 digits Feb 2008 Steven Harvey; FermFact; OpenPFGW
n = 411172 123779 digits Jun 2008 Nikolaos Derziotis; PPSE; PrimeGrid
n = 528428 159076 digits Jul 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 570238 171662 digits Nov 2010 Bob Naas; PSieve; srsieve; PrimeGrid; LLR
n = 617776 185973 digits Jan 2011 James Park Watt; PSieve; srsieve; PrimeGrid; LLR
n = 700348 210830 digits Jan 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 770384 231912 digits Dec 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 856818 257932 digits May 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1123862 338320 digits Aug 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2148292 646704 digits Jan 2025 Hugh Myers; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2163530 651291 digits Feb 2025 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2222986 669189 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2247250 676493 digits Mar 2025 Takashi Iwasaki; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1809
max n: 2.372.525
n = 2 4 digits
n = 6 6 digits
n = 15 8 digits
n = 33 14 digits
n = 177 57 digits
n = 222 71 digits
n = 227 72 digits
n = 386 120 digits
n = 390 121 digits
n = 587 180 digits
n = 627 193 digits
n = 4259 1286 digits
n = 4758 1436 digits
n = 8298 2502 digits May 1996 Patrick Demichel
n = 18318 5518 digits
n = 21006 6327 digits
n = 29087 8760 digits Mar 1999 Takahiro Nohara; Proth
n = 40137 12086 digits Mar 1999 Takahiro Nohara; Proth
n = 52982 15953 digits Mar 1999 Takahiro Nohara; Proth
n = 63174 19021 digits Mar 1999 Takahiro Nohara; Proth
n = 67314 20267 digits Mar 1999 Takahiro Nohara; Proth
n = 226070 68058 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 256038 77079 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 393075 118331 digits Jun 2008 Philipp Bliedung; PPSE; PrimeGrid
n = 561419 169008 digits Oct 2010 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 701847 211281 digits Sep 2011 Mateusz Pabis; PSieve; srsieve; PrimeGrid; LLR
n = 718545 216307 digits Nov 2011 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 794127 239060 digits Mar 2012 Bill Sugino; PSieve; srsieve; PrimeGrid; LLR
n = 931187 280319 digits Jul 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1037973 312465 digits Feb 2013 Eugeny Mamonov; PSieve; srsieve; PrimeGrid; LLR
k: 1811
max n: 2.373.326
n = 1 4 digits
n = 3 5 digits
n = 7 6 digits
n = 9 6 digits
n = 33 14 digits
n = 63 23 digits
n = 97 33 digits
n = 115 38 digits
n = 151 49 digits
n = 777 238 digits
n = 987 301 digits
n = 4227 1276 digits
n = 12897 3886 digits
n = 15283 4604 digits
n = 31227 9404 digits Feb 1999 Bruce Ziemienski; Proth
n = 43327 13046 digits Feb 1999 Bruce Ziemienski; Proth
n = 84393 25409 digits Feb 1999 Bruce Ziemienski; Proth
n = 96627 29091 digits Mar 1999 Bruce Ziemienski; Proth
n = 108471 32657 digits
n = 162159 48818 digits
n = 181401 54611 digits
n = 389185 117160 digits Apr 2008 Steven Harvey; FermFact; OpenPFGW
n = 685881 206475 digits Aug 2011 Quasar Liao; PSieve; srsieve; PrimeGrid; LLR
n = 839503 252719 digits Apr 2012 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 1094713 329545 digits Mar 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 1813
max n: 2.372.393
n = 2 4 digits
n = 4 5 digits
n = 8 6 digits
n = 10 7 digits
n = 18 9 digits
n = 30 13 digits
n = 48 18 digits
n = 50 19 digits
n = 90 31 digits
n = 110 37 digits
n = 134 44 digits
n = 140 46 digits
n = 148 48 digits
n = 200 64 digits
n = 248 78 digits
n = 260 82 digits
n = 304 95 digits
n = 314 98 digits
n = 392 122 digits
n = 410 127 digits
n = 450 139 digits
n = 464 143 digits
n = 500 154 digits
n = 648 199 digits
n = 660 202 digits
n = 758 232 digits
n = 884 270 digits
n = 894 273 digits
n = 1080 329 digits
n = 1342 408 digits
n = 1920 582 digits
n = 2278 690 digits
n = 3234 977 digits
n = 3874 1170 digits
n = 4082 1233 digits
n = 5808 1752 digits
n = 5822 1756 digits
n = 14950 4504 digits
n = 14988 4516 digits
n = 16852 5077 digits
n = 21150 6371 digits
n = 25994 7829 digits Mar 1999 Bruce Ziemienski; Proth
n = 28322 8530 digits Mar 1999 Bruce Ziemienski; Proth
n = 45482 13695 digits Mar 1999 Bruce Ziemienski; Proth
n = 84222 25357 digits Mar 1999 Bruce Ziemienski; Proth
n = 169358 50986 digits
n = 182104 54823 digits
n = 212238 63894 digits
n = 252578 76037 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 372002 111988 digits Feb 2008 Steven Harvey; FermFact; OpenPFGW
n = 375704 113102 digits Feb 2008 Steven Harvey; FermFact; OpenPFGW
n = 442254 133135 digits Mar 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 522488 157288 digits Jul 2010 Daishin Ueyama; PSieve; srsieve; PrimeGrid; LLR
n = 766418 230719 digits Dec 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 768328 231294 digits Dec 2011 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 1049920 316061 digits Feb 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 2364628 711828 digits May 2026 Andrew Clymans; PPSE; PrimeGrid
k: 1815
max n: 2.372.785
n = 1 4 digits
n = 9 6 digits
n = 12 7 digits
n = 16 9 digits
n = 19 9 digits
n = 23 11 digits
n = 24 11 digits
n = 25 11 digits
n = 34 14 digits
n = 37 15 digits
n = 67 24 digits
n = 103 35 digits
n = 119 40 digits
n = 193 62 digits
n = 265 84 digits
n = 378 118 digits
n = 403 125 digits
n = 479 148 digits
n = 482 149 digits
n = 493 152 digits
n = 511 158 digits
n = 523 161 digits
n = 530 163 digits
n = 652 200 digits
n = 669 205 digits
n = 775 237 digits
n = 815 249 digits
n = 925 282 digits
n = 1244 378 digits
n = 1304 396 digits
n = 1369 416 digits
n = 1513 459 digits
n = 2109 639 digits
n = 2455 743 digits
n = 2515 761 digits
n = 3187 963 digits
n = 3295 996 digits
n = 4537 1370 digits
n = 7235 2182 digits May 1996 Patrick Demichel
n = 8048 2426 digits May 1996 Patrick Demichel
n = 8395 2531 digits May 1996 Patrick Demichel
n = 8616 2597 digits May 1996 Patrick Demichel
n = 10060 3032 digits
n = 14545 4382 digits
n = 21681 6530 digits Oct 1996 Patrick Demichel
n = 22687 6833 digits
n = 24033 7238 digits
n = 27090 8159 digits Apr 1999 Bruce Ziemienski; Proth
n = 28129 8471 digits Apr 1999 Bruce Ziemienski; Proth
n = 31557 9503 digits
n = 37441 11275 digits Mar 1998 David Hanson; Proth
n = 38176 11496 digits Nov 1998 Tadashi Taura; Proth
n = 39864 12004 digits
n = 44589 13426 digits
n = 66559 20040 digits
n = 67447 20307 digits
n = 75611 22765 digits
n = 76213 22946 digits
n = 108945 32799 digits
n = 131435 39570 digits
n = 151290 45547 digits
n = 154091 46390 digits
n = 223568 67304 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 246095 74086 digits May 2006 Steven Harvey; FermFact; OpenPFGW
n = 257809 77612 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 267921 80656 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 311264 93704 digits May 2007 Steven Harvey; FermFact; OpenPFGW
n = 551864 166131 digits Sep 2010 Vid Vidmar; PSieve; srsieve; PrimeGrid; LLR
n = 766096 230622 digits Dec 2011 Gus Obermeyer; PSieve; srsieve; PrimeGrid; LLR
n = 823632 247942 digits Apr 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 929641 279854 digits Jul 2012 Gen Hayase; PSieve; srsieve; PrimeGrid; LLR
n = 1206355 363153 digits Nov 2013 Takeshi Nakamura; PSieve; srsieve; PrimeGrid; LLR
n = 1894314 570249 digits Feb 2024 Vaughan Davies; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1817
max n: 2.373.291
n = 3 5 digits
n = 11 7 digits
n = 91 31 digits
n = 99 34 digits
n = 131 43 digits
n = 283 89 digits
n = 963 294 digits
n = 9811 2957 digits
n = 14131 4258 digits
n = 29019 8739 digits Apr 1999 Bruce Ziemienski; Proth
n = 35323 10637 digits
n = 39235 11815 digits
n = 57099 17192 digits
n = 59539 17927 digits
n = 166563 50144 digits
n = 267883 80645 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
k: 1819
max n: 2.372.841
n = 14 8 digits
n = 34 14 digits
n = 1166 355 digits
n = 1634 496 digits
n = 2582 781 digits
n = 9214 2777 digits
n = 14990 4516 digits
n = 40402 12166 digits
n = 48130 14492 digits
n = 69262 20854 digits
n = 1028510 309616 digits Oct 2012 Jacob Mueller; PSieve; srsieve; PrimeGrid; LLR
k: 1821
max n: 2.372.500
n = 1 4 digits
n = 4 5 digits
n = 9 6 digits
n = 21 10 digits
n = 40 16 digits
n = 44 17 digits
n = 65 23 digits
n = 100 34 digits
n = 148 48 digits
n = 153 50 digits
n = 200 64 digits
n = 400 124 digits
n = 580 178 digits
n = 593 182 digits
n = 863 264 digits
n = 868 265 digits
n = 1775 538 digits
n = 2449 741 digits
n = 6529 1969 digits
n = 8333 2512 digits May 1996 Patrick Demichel
n = 18045 5436 digits
n = 20228 6093 digits
n = 24713 7443 digits
n = 34229 10308 digits Nov 1998 Tadashi Taura; Proth
n = 39208 11807 digits
n = 46541 14014 digits
n = 89600 26976 digits
n = 133921 40318 digits
n = 135105 40674 digits
n = 196505 59158 digits
n = 565809 170329 digits Oct 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 792631 238609 digits Mar 2012 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1489724 448455 digits Apr 2018 Uwe Senftleben; PSieve; srsieve; PrimeGrid; LLR
k: 1823
max n: 2.372.792
n = 5 5 digits
n = 29 12 digits
n = 45 17 digits
n = 77 27 digits
n = 105 35 digits
n = 117 39 digits
n = 189 61 digits
n = 225 71 digits
n = 309 97 digits
n = 509 157 digits
n = 1649 500 digits
n = 5769 1740 digits
n = 6617 1996 digits
n = 12213 3680 digits
n = 15185 4575 digits
n = 20349 6129 digits
n = 20705 6237 digits
n = 25461 7668 digits
n = 43349 13053 digits
n = 115077 34645 digits
n = 139677 42051 digits
n = 172629 51970 digits Jan 2004 Anton Oleynick; Proth
n = 188349 56702 digits
n = 278625 83878 digits Nov 2006 Steven Harvey; FermFact; OpenPFGW
n = 343953 103544 digits Aug 2007 Steven Harvey; FermFact; OpenPFGW
n = 356061 107189 digits Oct 2007 Steven Harvey; FermFact; OpenPFGW
n = 596837 179670 digits Dec 2010 Brian Carpenter; PSieve; srsieve; PrimeGrid; LLR
n = 1827969 550277 digits Jan 2024 Glenn Goninan; PPSE; PrimeGrid
k: 1825
max n: 2.372.631
n = 4 5 digits
n = 12 7 digits
n = 16 9 digits
n = 24 11 digits
n = 36 15 digits
n = 84 29 digits
n = 504 155 digits
n = 514 158 digits
n = 1644 499 digits
n = 2572 778 digits
n = 2802 847 digits
n = 4066 1228 digits
n = 8182 2467 digits May 1996 Patrick Demichel
n = 12262 3695 digits
n = 29566 8904 digits
n = 92046 27712 digits
n = 128676 38739 digits
n = 144826 43601 digits
n = 341416 102780 digits Aug 2007 Steven Harvey; FermFact; OpenPFGW
n = 1587934 478020 digits Sep 2020 Ondrej Hajek; PSieve; srsieve; PrimeGrid; LLR
k: 1827
max n: 2.372.805
n = 2 4 digits
n = 6 6 digits
n = 8 6 digits
n = 18 9 digits
n = 28 12 digits
n = 40 16 digits
n = 42 16 digits
n = 51 19 digits
n = 52 19 digits
n = 60 22 digits
n = 62 22 digits
n = 110 37 digits
n = 116 39 digits
n = 168 54 digits
n = 198 63 digits
n = 318 99 digits
n = 531 164 digits
n = 542 167 digits
n = 888 271 digits
n = 990 302 digits
n = 1607 488 digits
n = 2231 675 digits
n = 2903 878 digits
n = 3450 1042 digits
n = 5436 1640 digits
n = 5490 1656 digits
n = 5751 1735 digits
n = 12888 3883 digits
n = 14067 4238 digits
n = 17772 5354 digits Jul 1996 Patrick Demichel
n = 18350 5528 digits
n = 23190 6985 digits 1996 Patrick Demichel
n = 24848 7484 digits
n = 29860 8993 digits
n = 37156 11189 digits
n = 37902 11413 digits
n = 44663 13449 digits
n = 59483 17910 digits
n = 74171 22331 digits
n = 82907 24961 digits
n = 84083 25315 digits
n = 92358 27806 digits
n = 105107 31644 digits
n = 153720 46278 digits
n = 162231 48840 digits
n = 214851 64680 digits
n = 260763 78501 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 280050 84307 digits Feb 2007 Steven Harvey; FermFact; OpenPFGW
n = 285428 85926 digits Feb 2007 Steven Harvey; FermFact; OpenPFGW
n = 330371 99455 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 370178 111438 digits Feb 2008 Steven Harvey; FermFact; OpenPFGW
n = 1154471 347534 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1341826 403934 digits Apr 2015 Richard Cervelle; PSieve; srsieve; PrimeGrid; LLR
n = 1453618 437586 digits Jul 2017 Giles Averay-Jones; PSieve; srsieve; PrimeGrid; LLR
n = 1549287 466386 digits Nov 2019 Andreas Reich; PSieve; srsieve; PrimeGrid; LLR
n = 1859602 559800 digits Feb 2024 Adrian Schori; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2006427 603998 digits Oct 2024 Kai Presler; PPSE; PrimeGrid
n = 2109868 635137 digits Jan 2025 Mats Lundström; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1829
max n: 2.373.393
n = 1 4 digits
n = 3 5 digits
n = 15 8 digits
n = 19 9 digits
n = 25 11 digits
n = 31 13 digits
n = 61 22 digits
n = 73 26 digits
n = 89 31 digits
n = 91 31 digits
n = 93 32 digits
n = 203 65 digits
n = 313 98 digits
n = 415 129 digits
n = 793 242 digits
n = 903 276 digits
n = 1705 517 digits
n = 3363 1016 digits
n = 11031 3324 digits
n = 11625 3503 digits
n = 11953 3602 digits
n = 13543 4081 digits
n = 13893 4186 digits
n = 22309 6719 digits
n = 27751 8358 digits
n = 58611 17647 digits
n = 61721 18584 digits
n = 69439 20907 digits
n = 70135 21117 digits
n = 124245 37405 digits
n = 168145 50620 digits
n = 253931 76445 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 265409 79900 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 304245 91591 digits Apr 2007 Steven Harvey; FermFact; OpenPFGW
n = 306225 92187 digits
n = 580855 174859 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 583993 175803 digits Nov 2010 Alan J Hidy; PSieve; srsieve; PrimeGrid; LLR
n = 959553 288858 digits Aug 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1076155 323959 digits Mar 2013 JanPeter Fischer; PSieve; srsieve; PrimeGrid; LLR
n = 1526443 459509 digits Feb 2019 Matt Jurach; PSieve; srsieve; PrimeGrid; LLR
n = 2186565 658225 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1831
max n: 2.372.827
n = 4 5 digits
n = 8 6 digits
n = 44 17 digits
n = 48 18 digits
n = 52 19 digits
n = 64 23 digits
n = 400 124 digits
n = 1044 318 digits
n = 1340 407 digits
n = 2488 753 digits
n = 19840 5976 digits Oct 1996 Patrick Demichel
n = 27936 8413 digits
n = 70508 21229 digits
n = 165368 49784 digits
n = 186624 56183 digits
n = 263400 79295 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 346292 104248 digits Aug 2007 Steven Harvey; FermFact; OpenPFGW
n = 1258364 378809 digits Mar 2014 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2328636 700993 digits Dec 2025 Jan Kožíšek; PPSE; PrimeGrid
k: 1833
max n: 2.372.403
n = 2 4 digits
n = 5 5 digits
n = 16 9 digits
n = 20 10 digits
n = 26 12 digits
n = 32 13 digits
n = 61 22 digits
n = 82 28 digits
n = 133 44 digits
n = 160 52 digits
n = 212 68 digits
n = 244 77 digits
n = 265 84 digits
n = 320 100 digits
n = 776 237 digits
n = 841 257 digits
n = 1310 398 digits
n = 1502 456 digits
n = 1717 521 digits
n = 2246 680 digits
n = 3934 1188 digits
n = 4492 1356 digits
n = 4496 1357 digits
n = 6524 1968 digits
n = 7526 2269 digits May 1996 Patrick Demichel
n = 7846 2366 digits
n = 15332 4619 digits
n = 24646 7423 digits
n = 25354 7636 digits
n = 93829 28249 digits
n = 104524 31469 digits
n = 105269 31693 digits
n = 153004 46063 digits
n = 234445 70579 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 398690 120021 digits Jun 2008 Steven Harvey; FermFact; OpenPFGW
n = 666730 200709 digits Apr 2011 Stephan Schöler; PSieve; srsieve; PrimeGrid; LLR
n = 667094 200819 digits Apr 2011 Michael D. Hittle; PSieve; srsieve; PrimeGrid; LLR
n = 937264 282148 digits Jul 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1964926 591505 digits May 2024 Takashi Iwasaki; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2147762 646545 digits Jan 2025 Thorsten Sambale; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3387760 1019821 digits Dec 2021 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1835
max n: 2.373.393
n = 1 4 digits
n = 31 13 digits
n = 63 23 digits
n = 127 42 digits
n = 193 62 digits
n = 227 72 digits
n = 595 183 digits
n = 597 183 digits
n = 755 231 digits
n = 1737 527 digits
n = 2091 633 digits
n = 3211 970 digits
n = 4341 1311 digits
n = 4427 1336 digits
n = 4657 1406 digits
n = 8005 2414 digits May 1996 Patrick Demichel
n = 11521 3472 digits
n = 13571 4089 digits
n = 21847 6580 digits
n = 79137 23826 digits
n = 117227 35293 digits
n = 853977 257076 digits May 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1243831 374434 digits Feb 2014 Alexander Prokopchuk; PSieve; srsieve; PrimeGrid; LLR
k: 1837
max n: 2.373.161
n = 2 4 digits
n = 98 33 digits
n = 174 56 digits
n = 192 62 digits
n = 216 69 digits
n = 7848 2366 digits
n = 22418 6752 digits
n = 93224 28067 digits
n = 93494 28148 digits
n = 176400 53105 digits Jan 2004 Anton Oleynick; Proth
n = 637656 191957 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1079976 325109 digits Mar 2013 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
k: 1839
max n: 2.373.074
n = 3 5 digits
n = 27 12 digits
n = 45 17 digits
n = 51 19 digits
n = 67 24 digits
n = 87 30 digits
n = 442 137 digits
n = 477 147 digits
n = 667 205 digits
n = 786 240 digits
n = 801 245 digits
n = 1941 588 digits
n = 1963 595 digits
n = 2710 820 digits
n = 2719 822 digits
n = 5235 1580 digits
n = 6598 1990 digits
n = 7027 2119 digits Mar 1996 Patrick Demichel
n = 12087 3642 digits
n = 25770 7761 digits
n = 42775 12880 digits
n = 56646 17056 digits
n = 71527 21536 digits
n = 75162 22630 digits
n = 85243 25664 digits
n = 91695 27607 digits
n = 247383 74473 digits May 2006 Steven Harvey; FermFact; OpenPFGW
n = 972319 292701 digits Aug 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1558090 469036 digits Feb 2020 Wolfram Glatte; PSieve; srsieve; PrimeGrid; LLR
k: 1841
max n: 2.372.838
n = 5 5 digits
n = 9 6 digits
n = 45 17 digits
n = 55 20 digits
n = 61 22 digits
n = 189 61 digits
n = 227 72 digits
n = 461 143 digits
n = 545 168 digits
n = 577 177 digits
n = 861 263 digits
n = 1721 522 digits
n = 2397 725 digits
n = 4151 1253 digits
n = 24985 7525 digits
n = 41909 12620 digits
n = 172669 51982 digits Jan 2004 Anton Oleynick; Proth
n = 200707 60423 digits Feb 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 298595 89890 digits Mar 2007 Steven Harvey; FermFact; OpenPFGW
n = 393689 118516 digits Jul 2008 Steven Harvey; FermFact; OpenPFGW
n = 523409 157566 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 589507 177463 digits Dec 2010 Dave Pickles; PSieve; srsieve; PrimeGrid; LLR
n = 1010567 304215 digits Oct 2012 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 3376379 1016395 digits Aug 2021 Jonathan Champ; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1843
max n: 2.373.089
n = 12 7 digits
n = 14 8 digits
n = 18 9 digits
n = 28 12 digits
n = 30 13 digits
n = 88 30 digits
n = 120 40 digits
n = 160 52 digits
n = 222 71 digits
n = 338 106 digits
n = 678 208 digits
n = 714 219 digits
n = 1098 334 digits
n = 1144 348 digits
n = 1290 392 digits
n = 2464 746 digits
n = 6600 1991 digits
n = 9490 2861 digits
n = 9610 2897 digits
n = 10122 3051 digits
n = 11664 3515 digits
n = 14462 4357 digits
n = 14662 4417 digits
n = 17232 5191 digits Jul 1996 Patrick Demichel
n = 18024 5430 digits
n = 22510 6780 digits
n = 28960 8722 digits
n = 44130 13288 digits
n = 62718 18884 digits
n = 103958 31298 digits
n = 384120 115635 digits May 2008 Steven Harvey; FermFact; OpenPFGW
n = 404988 121917 digits Aug 2007 Hans Joachim Böhm; PPSE; PrimeGrid
n = 655890 197446 digits Mar 2011 Steven F. Bohl; PSieve; srsieve; PrimeGrid; LLR
n = 773892 232968 digits Dec 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1605772 483389 digits Oct 2020 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1608558 484228 digits Oct 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1777804 535176 digits Dec 2023 Vaughan Davies; PPSE; PrimeGrid
k: 1845
max n: 2.372.833
n = 1 4 digits
n = 6 6 digits
n = 15 8 digits
n = 17 9 digits
n = 18 9 digits
n = 34 14 digits
n = 46 18 digits
n = 66 24 digits
n = 73 26 digits
n = 196 63 digits
n = 281 88 digits
n = 294 92 digits
n = 295 93 digits
n = 361 112 digits
n = 439 136 digits
n = 471 146 digits
n = 539 166 digits
n = 793 242 digits
n = 806 246 digits
n = 1027 313 digits
n = 1071 326 digits
n = 1481 450 digits
n = 1555 472 digits
n = 2179 660 digits
n = 2339 708 digits
n = 2657 804 digits
n = 3196 966 digits
n = 4963 1498 digits
n = 5951 1795 digits
n = 7427 2240 digits May 1996 Patrick Demichel
n = 8806 2655 digits
n = 12255 3693 digits
n = 29751 8960 digits
n = 29770 8965 digits
n = 43071 12969 digits
n = 47731 14372 digits
n = 57686 17369 digits
n = 84674 25493 digits
n = 98839 29757 digits
n = 106486 32059 digits
n = 219544 66093 digits
n = 231655 69739 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 250686 75468 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 454057 136689 digits Dec 2008 Steven Harvey; FermFact; LLR; OpenPFGW
n = 679678 204607 digits Aug 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 976154 293855 digits Aug 2012 Dmitry Domanov; PSieve; srsieve; PrimeGrid; LLR
n = 1029174 309816 digits Oct 2012 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1042137 313718 digits Jan 2013 Konstantin Stanko; PSieve; srsieve; PrimeGrid; LLR
n = 1063497 320148 digits Mar 2013 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1525961 459364 digits Feb 2019 Margus Sõmer; PSieve; srsieve; PrimeGrid; LLR
n = 1894107 570187 digits Feb 2024 Don Wellck; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2072386 623854 digits Jan 2025 Zack Friedrichsen; PPSE; PrimeGrid
k: 1847
max n: 2.373.355
n = 11 7 digits
n = 287 90 digits
n = 407 126 digits
n = 451 140 digits
n = 791 242 digits
n = 935 285 digits
n = 1111 338 digits
n = 23891 7196 digits Apr 1998 David Hanson; Proth
n = 40895 12314 digits
n = 311987 93921 digits
n = 916919 276024 digits Jun 2012 Kennichi Uehara; PSieve; srsieve; PrimeGrid; LLR
n = 3367999 1013872 digits May 2021 Anders Eklöf; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1849
max n: 2.373.426
n = 10 7 digits
n = 42 16 digits
n = 114 38 digits
n = 130 43 digits
n = 234 74 digits
n = 634 195 digits
n = 7858 2369 digits
n = 626298 188538 digits Feb 2011 Susanne Halicki; PSieve; srsieve; PrimeGrid; LLR
k: 1851
max n: 2.373.425
n = 5 5 digits
n = 8 6 digits
n = 29 12 digits
n = 41 16 digits
n = 44 17 digits
n = 51 19 digits
n = 59 22 digits
n = 65 23 digits
n = 75 26 digits
n = 92 31 digits
n = 116 39 digits
n = 123 41 digits
n = 128 42 digits
n = 156 51 digits
n = 425 132 digits
n = 588 181 digits
n = 701 215 digits
n = 1088 331 digits
n = 2216 671 digits
n = 3971 1199 digits
n = 46884 14117 digits
n = 74852 22536 digits
n = 82148 24733 digits
n = 145541 43816 digits
n = 1041740 313599 digits Jan 2013 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 1075580 323786 digits Mar 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
k: 1853
max n: 2.373.249
n = 25 11 digits
n = 165 53 digits
n = 345 108 digits
n = 489 151 digits
n = 1225 373 digits
n = 549493 165418 digits Sep 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 925609 278640 digits Jun 2012 Michael Frith; PSieve; srsieve; PrimeGrid; LLR
n = 1598977 481344 digits Sep 2020 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
k: 1855
max n: 2.372.765
n = 16 9 digits
n = 20 10 digits
n = 54 20 digits
n = 64 23 digits
n = 72 25 digits
n = 104 35 digits
n = 324 101 digits
n = 720 221 digits
n = 1336 406 digits
n = 2036 617 digits
n = 2392 724 digits
n = 2630 795 digits
n = 3210 970 digits
n = 6134 1850 digits
n = 7110 2144 digits May 1996 Patrick Demichel
n = 7766 2342 digits May 1996 Patrick Demichel
n = 12276 3699 digits
n = 13176 3970 digits
n = 14486 4364 digits
n = 19446 5858 digits
n = 80546 24251 digits
n = 109556 32983 digits
n = 183772 55325 digits
n = 451392 135886 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 495244 149087 digits
n = 519172 156290 digits Jun 2010 Bruce Pine; PSieve; srsieve; PrimeGrid; LLR
n = 786474 236756 digits Mar 2012 Guillaume Tardy; PSieve; srsieve; PrimeGrid; LLR
n = 887316 267112 digits May 2012 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 1368824 412061 digits Dec 2015 Billy Cain; PSieve; srsieve; PrimeGrid; LLR
n = 1687050 507856 digits Apr 2022 Pete Allivato; PPSE; PrimeGrid
k: 1857
max n: 2.372.966
n = 43 17 digits
n = 100 34 digits
n = 108 36 digits
n = 204 65 digits
n = 247 78 digits
n = 262 83 digits
n = 316 99 digits
n = 355 111 digits
n = 487 150 digits
n = 726 222 digits
n = 796 243 digits
n = 2163 655 digits
n = 2550 771 digits
n = 3127 945 digits
n = 3352 1013 digits
n = 3526 1065 digits
n = 5302 1600 digits
n = 26000 7831 digits Apr 1998 Robert Prethaler; Proth
n = 28183 8488 digits
n = 44724 13467 digits
n = 69084 20800 digits
n = 80792 24325 digits
n = 93284 28085 digits
n = 104032 31321 digits
n = 112591 33897 digits
n = 113966 34311 digits
n = 203012 61116 digits
n = 295270 88889 digits Apr 2007 Steven Harvey; FermFact; OpenPFGW
n = 374895 112858 digits Mar 2008 Steven Harvey; FermFact; OpenPFGW
n = 531627 160039 digits Jul 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 553923 166751 digits Oct 2010 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
n = 710947 214020 digits Nov 2011 Tetsuya Watanabe; PSieve; srsieve; PrimeGrid; LLR
n = 1007163 303190 digits Oct 2012 Randy Eldredge; PSieve; srsieve; PrimeGrid; LLR
n = 1021326 307454 digits Oct 2012 Sławomir Jagsz; PSieve; srsieve; PrimeGrid; LLR
n = 1122003 337760 digits Aug 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1470363 442627 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
k: 1859
max n: 2.372.798
n = 1 4 digits
n = 13 8 digits
n = 21 10 digits
n = 33 14 digits
n = 51 19 digits
n = 83 29 digits
n = 91 31 digits
n = 123 41 digits
n = 649 199 digits
n = 759 232 digits
n = 841 257 digits
n = 857 262 digits
n = 1053 321 digits
n = 1317 400 digits
n = 1359 413 digits
n = 1433 435 digits
n = 1709 518 digits
n = 1713 519 digits
n = 2483 751 digits
n = 2493 754 digits
n = 2559 774 digits
n = 2707 819 digits
n = 14453 4355 digits
n = 17399 5241 digits
n = 20297 6114 digits
n = 20631 6214 digits
n = 30971 9327 digits
n = 32059 9654 digits
n = 74187 22336 digits
n = 137429 41374 digits
n = 137593 41423 digits
n = 176079 53009 digits Feb 2004 Anton Oleynick; Proth
n = 181863 54750 digits
n = 292047 87919 digits Apr 2007 Steven Harvey; FermFact; OpenPFGW
n = 483847 145656 digits Jul 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 579837 174552 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 706963 212821 digits Sep 2011 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1046333 314981 digits Feb 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 2265029 681845 digits Apr 2025 David Perek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1861
max n: 2.372.875
n = 92 31 digits
n = 292 92 digits
n = 656 201 digits
n = 1928 584 digits
n = 113192 34078 digits
k: 1863
max n: 2.372.791
n = 1 4 digits
n = 5 5 digits
n = 6 6 digits
n = 8 6 digits
n = 10 7 digits
n = 12 7 digits
n = 20 10 digits
n = 22 10 digits
n = 26 12 digits
n = 32 13 digits
n = 36 15 digits
n = 68 24 digits
n = 102 34 digits
n = 108 36 digits
n = 152 50 digits
n = 176 57 digits
n = 265 84 digits
n = 285 90 digits
n = 324 101 digits
n = 380 118 digits
n = 536 165 digits
n = 552 170 digits
n = 745 228 digits
n = 778 238 digits
n = 864 264 digits
n = 1008 307 digits
n = 1077 328 digits
n = 1152 351 digits
n = 1317 400 digits
n = 1500 455 digits
n = 1510 458 digits
n = 1556 472 digits
n = 1716 520 digits
n = 2085 631 digits
n = 2342 709 digits
n = 3325 1005 digits
n = 4680 1413 digits
n = 6432 1940 digits
n = 8517 2568 digits May 1996 Patrick Demichel
n = 11549 3480 digits
n = 14878 4482 digits
n = 18910 5696 digits Oct 1996 Patrick Demichel
n = 21600 6506 digits Oct 1996 Patrick Demichel
n = 23125 6965 digits 1996 Patrick Demichel
n = 27605 8314 digits
n = 35156 10587 digits
n = 36529 11000 digits
n = 48622 14640 digits
n = 58318 17559 digits
n = 64920 19547 digits
n = 81428 24516 digits
n = 95541 28764 digits
n = 117192 35282 digits
n = 133884 40307 digits
n = 174968 52674 digits
n = 187436 56428 digits
n = 509857 153486 digits May 2010 Bjorn Lindberg; PSieve; srsieve; PrimeGrid; LLR
n = 566021 170393 digits Oct 2010 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 595704 179329 digits Dec 2010 Henry Jenkins; PSieve; srsieve; PrimeGrid; LLR
n = 621612 187128 digits Feb 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 697152 209867 digits Sep 2011 Jeff Webster; PSieve; srsieve; PrimeGrid; LLR
n = 756704 227794 digits Dec 2011 Jörg Meili; PSieve; srsieve; PrimeGrid; LLR
n = 972926 292884 digits Aug 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 999024 300740 digits Sep 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1031161 310414 digits Jan 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1209781 364184 digits Nov 2013 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 1392517 419193 digits Feb 2016 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1463120 440447 digits Dec 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1857792 559255 digits Feb 2024 Steven Wong; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1963966 591216 digits May 2024 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1865
max n: 2.373.194
n = 11 7 digits
n = 47 18 digits
n = 191 61 digits
n = 195 62 digits
n = 287 90 digits
n = 947 289 digits
n = 1449 440 digits
n = 5525 1667 digits
n = 11225 3383 digits May 1996 Patrick Demichel
n = 15531 4679 digits
n = 17553 5288 digits
n = 28595 8612 digits
n = 34137 10280 digits
n = 58799 17704 digits
n = 99635 29997 digits
n = 156273 47047 digits
n = 380889 114663 digits Apr 2008 Steven Harvey; FermFact; OpenPFGW
n = 498393 150035 digits Apr 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 905517 272592 digits Jun 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1555665 468306 digits Jan 2020 Bruce E. Slade; PSieve; srsieve; PrimeGrid; LLR
n = 2225145 669839 digits Feb 2025 Christopher Lauretano; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3393387 1021515 digits Jan 2022 Wolfgang Schwieger; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1867
max n: 2.372.325
n = 4 5 digits
n = 6 6 digits
n = 16 9 digits
n = 18 9 digits
n = 28 12 digits
n = 60 22 digits
n = 108 36 digits
n = 148 48 digits
n = 160 52 digits
n = 196 63 digits
n = 336 105 digits
n = 370 115 digits
n = 394 122 digits
n = 496 153 digits
n = 564 174 digits
n = 720 221 digits
n = 766 234 digits
n = 1300 395 digits
n = 2556 773 digits
n = 4858 1466 digits
n = 7404 2233 digits May 1996 Patrick Demichel
n = 16660 5019 digits
n = 19726 5942 digits
n = 32206 9699 digits
n = 35794 10779 digits
n = 41236 12417 digits
n = 52494 15806 digits
n = 64174 19322 digits
n = 220290 66318 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 240430 72380 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 247050 74373 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 283230 85264 digits Apr 2007 Steven Harvey; FermFact; OpenPFGW
n = 515974 155327 digits Jun 2010 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
n = 584866 176066 digits Nov 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 980476 295156 digits Aug 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1144524 344540 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1310698 394563 digits Jan 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 1869
max n: 2.372.525
n = 1 4 digits
n = 2 4 digits
n = 5 5 digits
n = 6 6 digits
n = 7 6 digits
n = 9 6 digits
n = 17 9 digits
n = 23 11 digits
n = 27 12 digits
n = 35 14 digits
n = 41 16 digits
n = 47 18 digits
n = 49 19 digits
n = 67 24 digits
n = 69 25 digits
n = 74 26 digits
n = 82 28 digits
n = 101 34 digits
n = 125 41 digits
n = 146 48 digits
n = 157 51 digits
n = 159 52 digits
n = 162 53 digits
n = 177 57 digits
n = 191 61 digits
n = 202 65 digits
n = 211 67 digits
n = 261 82 digits
n = 321 100 digits
n = 355 111 digits
n = 511 158 digits
n = 527 162 digits
n = 529 163 digits
n = 546 168 digits
n = 547 168 digits
n = 566 174 digits
n = 574 177 digits
n = 654 201 digits
n = 783 239 digits
n = 859 262 digits
n = 869 265 digits
n = 922 281 digits
n = 953 291 digits
n = 1239 377 digits
n = 1373 417 digits
n = 1435 436 digits
n = 1617 491 digits
n = 1761 534 digits
n = 2013 610 digits
n = 2629 795 digits
n = 2957 894 digits
n = 3241 979 digits
n = 3302 998 digits
n = 3314 1001 digits 1989 Hiromi Suyama
n = 3487 1053 digits
n = 4227 1276 digits
n = 4895 1477 digits
n = 4926 1487 digits
n = 5833 1760 digits
n = 6686 2016 digits Mar 1996 Patrick Demichel
n = 9503 2864 digits
n = 12529 3775 digits
n = 13283 4002 digits
n = 15215 4584 digits
n = 19021 5730 digits Oct 1996 Patrick Demichel
n = 19446 5858 digits Jul 1998 John F. (Jack) Brennen; Proth
n = 19599 5904 digits Oct 1996 Patrick Demichel
n = 21519 6482 digits Jul 1998 John F. (Jack) Brennen; Proth
n = 23229 6996 digits 1996 Patrick Demichel
n = 30923 9313 digits Jul 1998 John F. (Jack) Brennen; Proth
n = 42557 12815 digits Nov 1998 Tadashi Taura; Proth
n = 57611 17346 digits
n = 63025 18976 digits
n = 133486 40187 digits
n = 170662 51378 digits Feb 2004 Anton Oleynick; Proth
n = 347293 104549 digits Oct 2007 Steven Harvey; FermFact; OpenPFGW
n = 540581 162735 digits Aug 2010 Adrian Schori; PSieve; srsieve; PrimeGrid; LLR
n = 570737 171813 digits Nov 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 579226 174368 digits Nov 2010 Pablo Marin; PSieve; srsieve; PrimeGrid; LLR
n = 602845 181478 digits Jan 2011 Rolf Weibel; PSieve; srsieve; PrimeGrid; LLR
n = 635663 191357 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 748359 225282 digits Dec 2011 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 752327 226477 digits Dec 2011 Enrico Rancan; PSieve; srsieve; PrimeGrid; LLR
n = 833375 250875 digits Apr 2012 Valter Cavecchia; PSieve; srsieve; PrimeGrid; LLR
n = 946327 284877 digits Jul 2012 Fabrice Le Foulher; PSieve; srsieve; PrimeGrid; LLR
n = 1040941 313358 digits Jan 2013 Larry Ryan; PSieve; srsieve; PrimeGrid; LLR
n = 1183653 356319 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1270554 382479 digits Mar 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1574159 473873 digits Feb 2020 JanPeter Fischer; PSieve; srsieve; PrimeGrid; LLR
n = 1618735 487292 digits Feb 2021 David Bergendorff Høstbo; PSieve; srsieve; PrimeGrid; LLR
n = 1832873 551754 digits Jan 2024 PPSE; PrimeGrid
n = 2067001 622233 digits Jan 2025 Samuel Williams ; PPSE; PrimeGrid
k: 1871
max n: 2.373.260
n = 3 5 digits
n = 7 6 digits
n = 9 6 digits
n = 17 9 digits
n = 21 10 digits
n = 33 14 digits
n = 79 28 digits
n = 81 28 digits
n = 107 36 digits
n = 113 38 digits
n = 137 45 digits
n = 147 48 digits
n = 153 50 digits
n = 259 82 digits
n = 429 133 digits
n = 459 142 digits
n = 473 146 digits
n = 707 217 digits
n = 957 292 digits
n = 959 292 digits
n = 1103 336 digits
n = 1983 601 digits
n = 2669 807 digits
n = 2959 895 digits
n = 3303 998 digits
n = 5697 1719 digits
n = 5963 1799 digits
n = 8931 2692 digits
n = 12171 3668 digits
n = 12343 3719 digits
n = 13547 4082 digits
n = 16879 5085 digits
n = 19623 5911 digits
n = 40271 12127 digits
n = 47031 14162 digits
n = 133387 40157 digits
n = 139307 41939 digits
n = 151907 45732 digits
n = 158263 47646 digits
n = 180507 54342 digits
n = 232893 70112 digits
n = 247179 74412 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 299747 90237 digits Apr 2007 Steven Harvey; FermFact; OpenPFGW
n = 372941 112270 digits Feb 2008 Steven Harvey; FermFact; OpenPFGW
n = 525083 158070 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1307209 393513 digits Jan 2015 Marvin Voß; PSieve; srsieve; PrimeGrid; LLR
n = 1643233 494666 digits Aug 2021 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1902103 572594 digits Feb 2024 Phill Mayer; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2265219 681903 digits Apr 2025 Li Yawei; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1873
max n: 2.372.671
n = 8 6 digits
n = 12 7 digits
n = 14 8 digits
n = 20 10 digits
n = 22 10 digits
n = 24 11 digits
n = 32 13 digits
n = 36 15 digits
n = 40 16 digits
n = 46 18 digits
n = 56 21 digits
n = 88 30 digits
n = 132 44 digits
n = 166 54 digits
n = 216 69 digits
n = 252 80 digits
n = 308 96 digits
n = 332 104 digits
n = 452 140 digits
n = 574 177 digits
n = 610 187 digits
n = 1036 316 digits
n = 1142 348 digits
n = 1176 358 digits
n = 1228 373 digits
n = 1354 411 digits
n = 1606 487 digits
n = 2372 718 digits
n = 2720 823 digits
n = 3344 1010 digits
n = 4744 1432 digits
n = 4948 1493 digits
n = 6284 1895 digits
n = 8336 2513 digits May 1996 Patrick Demichel
n = 10682 3219 digits
n = 10700 3225 digits
n = 33536 10099 digits
n = 42556 12814 digits
n = 43706 13161 digits
n = 48864 14713 digits
n = 61180 18421 digits
n = 68722 20691 digits
n = 99028 29814 digits
n = 127448 38369 digits
n = 184810 55637 digits
n = 235332 70846 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 921722 277470 digits Jun 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 996180 299884 digits Sep 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1065130 320640 digits Mar 2013 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1171576 352683 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 3407156 1025660 digits Feb 2022 Liam McGonegal; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1875
max n: 2.372.638
n = 10 7 digits
n = 17 9 digits
n = 47 18 digits
n = 49 19 digits
n = 73 26 digits
n = 88 30 digits
n = 103 35 digits
n = 124 41 digits
n = 172 56 digits
n = 208 66 digits
n = 305 96 digits
n = 340 106 digits
n = 343 107 digits
n = 349 109 digits
n = 539 166 digits
n = 1240 377 digits
n = 1445 439 digits
n = 1594 484 digits
n = 1720 522 digits
n = 1738 527 digits
n = 2573 778 digits
n = 5647 1704 digits
n = 6245 1884 digits
n = 8920 2689 digits
n = 12043 3629 digits
n = 13399 4037 digits
n = 30607 9217 digits
n = 31549 9501 digits
n = 40570 12217 digits Nov 1998 Yves Gallot; Proth
n = 57088 17189 digits
n = 57469 17304 digits
n = 65449 19706 digits
n = 72352 21784 digits
n = 73409 22102 digits
n = 81154 24434 digits
n = 120607 36310 digits
n = 135689 40850 digits
n = 159383 47983 digits
n = 185950 55980 digits
n = 190330 57299 digits
n = 216577 65200 digits
n = 360973 108667 digits Feb 2008 Steven Harvey; FermFact; OpenPFGW
n = 474572 142864 digits Apr 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 672953 202583 digits Jun 2011 Nikolaos Derziotis; PSieve; srsieve; PrimeGrid; LLR
n = 818099 246276 digits Apr 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 959773 288924 digits Aug 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1787110 537977 digits Dec 2023 Frank Meador; PPSE; PrimeGrid
n = 2310832 695634 digits Sep 2025 Christian Carquillat; PPSE; PrimeGrid
k: 1877
max n: 2.372.498
n = 3 5 digits
n = 7 6 digits
n = 11 7 digits
n = 23 11 digits
n = 35 14 digits
n = 51 19 digits
n = 63 23 digits
n = 79 28 digits
n = 147 48 digits
n = 155 50 digits
n = 191 61 digits
n = 195 62 digits
n = 287 90 digits
n = 291 91 digits
n = 915 279 digits
n = 923 282 digits
n = 2299 696 digits
n = 2627 795 digits
n = 3543 1070 digits
n = 6631 2000 digits
n = 10767 3245 digits
n = 14259 4296 digits
n = 14503 4370 digits
n = 27703 8343 digits
n = 32955 9924 digits
n = 48655 14650 digits
n = 54451 16395 digits
n = 71687 21584 digits
n = 231063 69561 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 472147 142134 digits Apr 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 717711 216056 digits Nov 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 931927 280542 digits Jul 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1439343 433289 digits Feb 2017 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1796259 540732 digits Jan 2024 Kyle Gingrich; PPSE; PrimeGrid
n = 2279243 686124 digits May 2025 KaiMing Poon; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1879
max n: 2.373.450
n = 2 4 digits
n = 14 8 digits
n = 98 33 digits
n = 170 55 digits
n = 198 63 digits
n = 1010 308 digits
n = 1094 333 digits
n = 1626 493 digits
n = 1970 597 digits
n = 11570 3487 digits
n = 18450 5558 digits
n = 23606 7110 digits
n = 188414 56722 digits
n = 342386 103072 digits Oct 2007 Steven Harvey; FermFact; OpenPFGW
n = 1178450 354753 digits Oct 2013 ChunWei Shen; PSieve; srsieve; PrimeGrid; LLR
n = 2219934 668270 digits Feb 2025 Ondrej Hajek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1881
max n: 2.372.555
n = 4 5 digits
n = 7 6 digits
n = 12 7 digits
n = 15 8 digits
n = 27 12 digits
n = 63 23 digits
n = 76 27 digits
n = 115 38 digits
n = 132 44 digits
n = 168 54 digits
n = 169 55 digits
n = 172 56 digits
n = 183 59 digits
n = 255 81 digits
n = 331 103 digits
n = 420 130 digits
n = 507 156 digits
n = 568 175 digits
n = 639 196 digits
n = 705 216 digits
n = 708 217 digits
n = 723 221 digits
n = 1015 309 digits
n = 1065 324 digits
n = 1207 367 digits
n = 1312 399 digits
n = 1329 404 digits
n = 1344 408 digits
n = 1527 463 digits
n = 4849 1463 digits
n = 4987 1505 digits
n = 5712 1723 digits
n = 6327 1908 digits
n = 6412 1934 digits
n = 6943 2094 digits Mar 1996 Patrick Demichel
n = 7015 2115 digits Mar 1996 Patrick Demichel
n = 7041 2123 digits Mar 1996 Patrick Demichel
n = 7711 2325 digits May 1996 Patrick Demichel
n = 8755 2639 digits May 1996 Patrick Demichel
n = 13567 4088 digits
n = 14311 4312 digits
n = 14689 4426 digits
n = 15340 4622 digits
n = 27292 8219 digits
n = 29236 8805 digits
n = 30657 9232 digits Jan 1996 Tony Forbes
n = 32485 9783 digits Nov 1998 Tadashi Taura; Proth
n = 34011 10242 digits
n = 36823 11089 digits
n = 47256 14229 digits
n = 71427 21505 digits
n = 76735 23103 digits
n = 84325 25388 digits
n = 108388 32632 digits
n = 143604 43233 digits
n = 168763 50806 digits
n = 192388 57918 digits
n = 237676 71551 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 304123 91554 digits Apr 2007 Steven Harvey; FermFact; OpenPFGW
n = 432847 130304 digits Mar 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 766311 230686 digits Dec 2011 Ardo van Rangelrooij; PSieve; srsieve; PrimeGrid; LLR
n = 1128147 339610 digits Aug 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1200532 361400 digits Nov 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1353229 407366 digits Sep 2015 Jon Beard; PSieve; srsieve; PrimeGrid; LLR
n = 1627504 489931 digits Feb 2021 Lars Anker-Rasch; PSieve; srsieve; PrimeGrid; LLR
k: 1883
max n: 2.372.960
n = 1 4 digits
n = 5 5 digits
n = 9 6 digits
n = 41 16 digits
n = 53 20 digits
n = 73 26 digits
n = 93 32 digits
n = 125 41 digits
n = 253 80 digits
n = 693 212 digits
n = 753 230 digits
n = 813 249 digits
n = 1145 348 digits
n = 2561 775 digits
n = 2573 778 digits
n = 3653 1103 digits
n = 9525 2871 digits
n = 10325 3112 digits
n = 43785 13184 digits
n = 50029 15064 digits
n = 67809 20416 digits
n = 125613 37817 digits
n = 177401 53407 digits Mar 2004 Anton Oleynick; Proth
n = 830985 250155 digits Apr 2012 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1445489 435139 digits Apr 2017 Stefan Ruch; PSieve; srsieve; PrimeGrid; LLR
n = 2272909 684218 digits May 2025 Attila Egri-Nagy; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2314233 696657 digits Oct 2025 Yifei Gao; PPSE; PrimeGrid
k: 1885
max n: 2.372.777
n = 2 4 digits
n = 4 5 digits
n = 6 6 digits
n = 16 9 digits
n = 34 14 digits
n = 62 22 digits
n = 96 33 digits
n = 114 38 digits
n = 188 60 digits
n = 192 62 digits
n = 226 72 digits
n = 266 84 digits
n = 434 134 digits
n = 478 148 digits
n = 586 180 digits
n = 602 185 digits
n = 632 194 digits
n = 782 239 digits
n = 1736 526 digits
n = 1772 537 digits
n = 2862 865 digits
n = 3678 1111 digits
n = 4712 1422 digits
n = 4978 1502 digits
n = 5886 1776 digits
n = 15790 4757 digits
n = 16424 4948 digits
n = 28542 8596 digits
n = 32238 9708 digits
n = 41434 12477 digits
n = 62690 18875 digits
n = 74956 22568 digits
n = 80662 24285 digits
n = 163338 49173 digits
n = 271294 81671 digits Nov 2006 Steven Harvey; FermFact; OpenPFGW
n = 279508 84144 digits Nov 2006 Steven Harvey; FermFact; OpenPFGW
n = 307652 92616 digits
n = 738266 222244 digits Dec 2011 Michal Szostak; PSieve; srsieve; PrimeGrid; LLR
n = 941026 283281 digits Jul 2012 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 944662 284375 digits Jul 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1446794 435532 digits Apr 2017 Ed Goforth; PSieve; srsieve; PrimeGrid; LLR
n = 1544144 464837 digits Aug 2019 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
n = 1548746 466223 digits Oct 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2216414 667211 digits Feb 2025 Jonathan Seeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2372916 714323 digits Jun 2026 David Perek; PPSE; PrimeGrid
k: 1887
max n: 2.372.634
n = 2 4 digits
n = 7 6 digits
n = 12 7 digits
n = 14 8 digits
n = 20 10 digits
n = 34 14 digits
n = 55 20 digits
n = 62 22 digits
n = 75 26 digits
n = 99 34 digits
n = 100 34 digits
n = 119 40 digits
n = 120 40 digits
n = 142 47 digits
n = 182 59 digits
n = 219 70 digits
n = 264 83 digits
n = 315 99 digits
n = 380 118 digits
n = 639 196 digits
n = 667 205 digits
n = 1254 381 digits
n = 2634 797 digits
n = 14691 4426 digits
n = 19302 5814 digits Oct 1996 Patrick Demichel
n = 22211 6690 digits 1996 Patrick Demichel
n = 31580 9510 digits Mar 1999 Chad Davis; Proth
n = 36572 11013 digits
n = 54482 16404 digits Nov 1998 Tadashi Taura; Proth
n = 62479 18812 digits
n = 71475 21520 digits
n = 113892 34289 digits
n = 130600 39318 digits
n = 135522 40800 digits
n = 135799 40883 digits
n = 206582 62191 digits
n = 253172 76216 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 375334 112991 digits Feb 2008 Steven Harvey; FermFact; OpenPFGW
n = 624111 187880 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 689142 207456 digits Aug 2011 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 693852 208874 digits Sep 2011 Yuriy Bogachov; PSieve; srsieve; PrimeGrid; LLR
n = 985751 296744 digits Sep 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1126744 339188 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1615431 486297 digits Feb 2021 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
k: 1889
max n: 2.372.500
n = 1 4 digits
n = 5 5 digits
n = 7 6 digits
n = 13 8 digits
n = 25 11 digits
n = 37 15 digits
n = 221 70 digits
n = 253 80 digits
n = 1261 383 digits
n = 1343 408 digits
n = 1897 575 digits
n = 2143 649 digits
n = 2413 730 digits
n = 4753 1435 digits
n = 5845 1763 digits
n = 23477 7071 digits
n = 70097 21105 digits
n = 1563247 470588 digits Feb 2020 Luigi Racanelli; PSieve; srsieve; PrimeGrid; LLR
k: 1891
max n: 2.373.451
n = 12 7 digits
n = 184 59 digits
n = 284 89 digits
n = 396 123 digits
n = 488 151 digits
n = 1264 384 digits
n = 7096 2140 digits May 1996 Patrick Demichel
n = 41612 12530 digits
k: 1893
max n: 2.372.711
n = 2 4 digits
n = 8 6 digits
n = 26 12 digits
n = 41 16 digits
n = 56 21 digits
n = 57 21 digits
n = 93 32 digits
n = 110 37 digits
n = 114 38 digits
n = 152 50 digits
n = 153 50 digits
n = 170 55 digits
n = 182 59 digits
n = 230 73 digits
n = 482 149 digits
n = 618 190 digits
n = 710 218 digits
n = 848 259 digits
n = 1026 313 digits
n = 1037 316 digits
n = 1262 384 digits
n = 1428 434 digits
n = 2126 644 digits
n = 8097 2441 digits May 1996 Patrick Demichel
n = 11508 3468 digits
n = 12636 3808 digits
n = 16593 4999 digits
n = 26978 8125 digits
n = 27042 8144 digits
n = 39050 11759 digits
n = 59508 17917 digits
n = 61713 18581 digits
n = 154748 46588 digits
n = 162834 49022 digits
n = 300266 90393 digits May 2007 Steven Harvey; FermFact; OpenPFGW
n = 389817 117350 digits May 2008 Steven Harvey; FermFact; OpenPFGW
n = 528588 159125 digits Jul 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1148348 345691 digits Aug 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1283297 386315 digits Jul 2014 Kelly Davies; PSieve; srsieve; PrimeGrid; LLR
k: 1895
max n: 2.373.222
n = 3 5 digits
n = 13 8 digits
n = 45 17 digits
n = 259 82 digits
n = 333 104 digits
n = 661 203 digits
n = 789 241 digits
n = 1263 384 digits
n = 2383 721 digits
n = 3051 922 digits
n = 12525 3774 digits
n = 48079 14477 digits
n = 79963 24075 digits
n = 113911 34294 digits
n = 115213 34686 digits
n = 173781 52317 digits Mar 2004 Anton Oleynick; Proth
n = 394419 118736 digits Aug 2008 Steven Harvey; FermFact; OpenPFGW
n = 1039999 313075 digits Jan 2013 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1294093 389565 digits Aug 2014 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 2372983 714343 digits Jun 2026 Giovanni Valentino; PPSE; PrimeGrid
n = 3394731 1021920 digits Feb 2022 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1897
max n: 2.372.703
n = 2 4 digits
n = 10 7 digits
n = 26 12 digits
n = 28 12 digits
n = 80 28 digits
n = 104 35 digits
n = 112 37 digits
n = 118 39 digits
n = 272 86 digits
n = 294 92 digits
n = 296 93 digits
n = 406 126 digits
n = 442 137 digits
n = 532 164 digits
n = 544 168 digits
n = 632 194 digits
n = 698 214 digits
n = 2116 641 digits
n = 2764 836 digits
n = 12426 3744 digits
n = 15392 4637 digits
n = 27800 8372 digits
n = 52040 15669 digits
n = 71018 21382 digits
n = 112282 33804 digits
n = 138032 41556 digits
n = 177340 53388 digits Apr 2004 Anton Oleynick; Proth
n = 220004 66232 digits Feb 2006 Steven Harvey; FermFact; OpenPFGW
n = 233812 70388 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 318118 95767 digits
n = 426508 128395 digits Sep 2008 Steven Harvey; FermFact; OpenPFGW
n = 441584 132934 digits Feb 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 695780 209454 digits Sep 2011 Alexey Tarasov; PSieve; srsieve; PrimeGrid; LLR
n = 729010 219458 digits Dec 2011 Andrew Orr; PSieve; srsieve; PrimeGrid; LLR
n = 994042 299240 digits Sep 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1290764 388562 digits Aug 2014 Jim DelGrosso; PSieve; srsieve; PrimeGrid; LLR
n = 2031664 611596 digits Dec 2024 William Pomeranke; PPSE; PrimeGrid
k: 1899
max n: 2.372.781
n = 3 5 digits
n = 7 6 digits
n = 10 7 digits
n = 13 8 digits
n = 14 8 digits
n = 15 8 digits
n = 19 9 digits
n = 25 11 digits
n = 31 13 digits
n = 45 17 digits
n = 47 18 digits
n = 51 19 digits
n = 53 20 digits
n = 65 23 digits
n = 123 41 digits
n = 135 44 digits
n = 183 59 digits
n = 235 75 digits
n = 245 78 digits
n = 251 79 digits
n = 291 91 digits
n = 311 97 digits
n = 403 125 digits
n = 441 137 digits
n = 445 138 digits
n = 625 192 digits
n = 631 194 digits
n = 857 262 digits
n = 945 288 digits
n = 1117 340 digits
n = 1730 525 digits
n = 2002 606 digits
n = 2609 789 digits
n = 2981 901 digits
n = 3021 913 digits
n = 3225 975 digits
n = 4501 1359 digits
n = 4915 1483 digits
n = 5211 1572 digits
n = 5505 1661 digits
n = 6734 2031 digits Mar 1996 Patrick Demichel
n = 7966 2402 digits May 1996 Patrick Demichel
n = 7971 2403 digits May 1996 Patrick Demichel
n = 10061 3032 digits
n = 13785 4153 digits
n = 19353 5830 digits
n = 31006 9338 digits
n = 31437 9467 digits
n = 31845 9590 digits
n = 46510 14005 digits
n = 56846 17116 digits
n = 60963 18355 digits
n = 70083 21101 digits
n = 86327 25991 digits
n = 88045 26508 digits
n = 99985 30102 digits
n = 149613 45042 digits
n = 149887 45124 digits
n = 150265 45238 digits
n = 175945 52969 digits Apr 2004 Anton Oleynick; Proth
n = 179383 54003 digits Apr 2004 Anton Oleynick; Proth
n = 184995 55693 digits
n = 188119 56633 digits
n = 219663 66129 digits
n = 277513 83544 digits Nov 2006 Steven Harvey; FermFact; OpenPFGW
n = 352075 105989 digits Dec 2007 Steven Harvey; FermFact; OpenPFGW
n = 352267 106047 digits Dec 2007 Steven Harvey; FermFact; OpenPFGW
k: 1901
max n: 2.372.832
n = 1 4 digits
n = 11 7 digits
n = 13 8 digits
n = 15 8 digits
n = 25 11 digits
n = 43 17 digits
n = 111 37 digits
n = 167 54 digits
n = 181 58 digits
n = 205 65 digits
n = 281 88 digits
n = 555 171 digits
n = 1073 327 digits
n = 1077 328 digits
n = 1877 569 digits
n = 5897 1779 digits
n = 6271 1892 digits
n = 6675 2013 digits
n = 10003 3015 digits
n = 53753 16185 digits
n = 73623 22167 digits
n = 124683 37537 digits
n = 202393 60930 digits
n = 487865 146866 digits May 2009 Steven Harvey; srsieve; PrimeGrid; LLR; OpenPFGW
n = 525221 158111 digits Jul 2010 Bruce Southey; PSieve; srsieve; PrimeGrid; LLR
n = 670875 201957 digits Jun 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1691633 509236 digits May 2022 Robert Lacroix; PPSE; PrimeGrid
n = 1878955 565626 digits Feb 2024 Takeshi Nakamura; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2255367 678937 digits Mar 2025 Michael O'Mara; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1903
max n: 2.372.835
n = 4 5 digits
n = 106 36 digits
n = 358 112 digits
n = 434 134 digits
n = 652 200 digits
n = 1100 335 digits
n = 1990 603 digits
n = 3652 1103 digits
n = 5794 1748 digits
n = 41998 12646 digits
n = 48878 14718 digits
n = 248476 74803 digits May 2006 Steven Harvey; FermFact; OpenPFGW
n = 584900 176076 digits Nov 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 634126 190895 digits Feb 2011 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 1390126 418473 digits Feb 2016 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 1905
max n: 2.372.525
n = 2 4 digits
n = 3 5 digits
n = 5 5 digits
n = 6 6 digits
n = 8 6 digits
n = 13 8 digits
n = 15 8 digits
n = 27 12 digits
n = 38 15 digits
n = 62 22 digits
n = 129 43 digits
n = 131 43 digits
n = 135 44 digits
n = 153 50 digits
n = 189 61 digits
n = 233 74 digits
n = 303 95 digits
n = 321 100 digits
n = 376 117 digits
n = 401 124 digits
n = 426 132 digits
n = 467 144 digits
n = 617 190 digits
n = 646 198 digits
n = 827 253 digits
n = 897 274 digits
n = 1128 343 digits
n = 1328 404 digits
n = 1445 439 digits
n = 1568 476 digits
n = 1578 479 digits
n = 1672 507 digits
n = 1797 545 digits
n = 1823 553 digits
n = 1931 585 digits
n = 2010 609 digits
n = 2730 826 digits
n = 3392 1025 digits
n = 3497 1056 digits
n = 4197 1267 digits
n = 4898 1478 digits
n = 5675 1712 digits
n = 8477 2556 digits May 1996 Patrick Demichel
n = 9429 2842 digits
n = 10218 3080 digits
n = 13816 4163 digits
n = 18773 5655 digits
n = 21545 6489 digits Oct 1996 Patrick Demichel
n = 26869 8092 digits
n = 28429 8562 digits
n = 28823 8680 digits
n = 31022 9342 digits
n = 61493 18515 digits
n = 79477 23929 digits
n = 79606 23968 digits
n = 96376 29016 digits
n = 96530 29062 digits
n = 115298 34712 digits
n = 129718 39053 digits
n = 409230 123194 digits Jul 2007 Steven Harvey; FermFact; OpenPFGW
n = 692168 208367 digits Sep 2011 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 814109 245075 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1000625 301222 digits Sep 2012 Jan Ziersch; NewPGen; PrimeGrid; Twin Prime Search; LLR
n = 1089609 328009 digits Mar 2013 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1117329 336353 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1155815 347939 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1490126 448576 digits Apr 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1955403 588639 digits Apr 2024 Ryan Propper; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2365551 712106 digits May 2026 Ryo Takahashi; PPSE; PrimeGrid
k: 1907
max n: 2.373.347
n = 27 12 digits
n = 59 22 digits
n = 167 54 digits
n = 1575 478 digits
n = 3719 1123 digits
n = 5379 1623 digits
n = 55427 16689 digits
n = 112515 33874 digits
n = 649427 195501 digits Feb 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 684215 205973 digits Aug 2011 Peter Verstappen; PSieve; srsieve; PrimeGrid; LLR
k: 1909
max n: 2.373.378
n = 18 9 digits
n = 42 16 digits
n = 82 28 digits
n = 150 49 digits
n = 154 50 digits
n = 354 110 digits
n = 10510 3168 digits
n = 105142 31655 digits
n = 127834 38486 digits
n = 131790 39677 digits
n = 373650 112484 digits Dec 2007 Steven Harvey; FermFact; OpenPFGW
n = 1824522 549240 digits Jan 2024 Louis Meuler; PPSE; PrimeGrid
n = 1854570 558285 digits Feb 2024 Phil Premi ; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2287162 688508 digits Jun 2025 PPSE; PrimeGrid
k: 1911
max n: 2.372.250
n = 1 4 digits
n = 3 5 digits
n = 4 5 digits
n = 5 5 digits
n = 8 6 digits
n = 24 11 digits
n = 41 16 digits
n = 49 19 digits
n = 71 25 digits
n = 80 28 digits
n = 99 34 digits
n = 100 34 digits
n = 103 35 digits
n = 104 35 digits
n = 117 39 digits
n = 124 41 digits
n = 164 53 digits
n = 167 54 digits
n = 168 54 digits
n = 179 58 digits
n = 211 67 digits
n = 220 70 digits
n = 245 78 digits
n = 459 142 digits
n = 464 143 digits
n = 467 144 digits
n = 507 156 digits
n = 644 198 digits
n = 684 210 digits
n = 1129 344 digits
n = 1220 371 digits
n = 1805 547 digits
n = 2025 613 digits
n = 2209 669 digits
n = 3988 1204 digits May 1996 Patrick Demichel
n = 4548 1373 digits
n = 5733 1730 digits 1989 Harvey Dubner; Dubner Cruncher
n = 5748 1734 digits
n = 6019 1816 digits
n = 7145 2155 digits
n = 7921 2388 digits
n = 8204 2473 digits May 1996 Patrick Demichel
n = 10363 3123 digits
n = 11685 3521 digits
n = 13483 4063 digits
n = 14663 4418 digits
n = 20093 6052 digits Nov 1997 Henri Lifchitz; Proth
n = 22449 6762 digits
n = 24535 7390 digits
n = 25219 7595 digits
n = 39880 12009 digits
n = 45387 13667 digits
n = 48125 14491 digits
n = 60548 18231 digits
n = 62788 18905 digits
n = 68393 20592 digits
n = 95355 28708 digits
n = 104544 31475 digits
n = 123149 37075 digits
n = 191763 57730 digits
n = 278685 83896 digits Nov 2006 Steven Harvey; FermFact; OpenPFGW
n = 343337 103359 digits Aug 2007 Steven Harvey; FermFact; OpenPFGW
n = 928129 279398 digits Jul 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1320168 397414 digits Jan 2015 PoChun Huang; PSieve; srsieve; PrimeGrid; LLR
n = 1758421 529341 digits Aug 2023 Gregory Bennett; PPSE; PrimeGrid
k: 1913
max n: 2.373.320
n = 9 6 digits
n = 4321 1305 digits
n = 689737 207635 digits Aug 2011 Jim Foody; PSieve; srsieve; PrimeGrid; LLR
n = 3471177 1044932 digits May 2023 Charles Jackson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1915
max n: 2.372.939
n = 6 6 digits
n = 8 6 digits
n = 10 7 digits
n = 22 10 digits
n = 24 11 digits
n = 62 22 digits
n = 130 43 digits
n = 188 60 digits
n = 252 80 digits
n = 254 80 digits
n = 2136 647 digits
n = 2214 670 digits
n = 2402 727 digits
n = 2574 779 digits
n = 2676 809 digits
n = 3538 1069 digits
n = 6836 2062 digits Mar 1996 Patrick Demichel
n = 7056 2128 digits Mar 1996 Patrick Demichel
n = 8472 2554 digits May 1996 Patrick Demichel
n = 13946 4202 digits
n = 18840 5675 digits
n = 33440 10070 digits
n = 55170 16612 digits
n = 64090 19297 digits
n = 94800 28541 digits
n = 142460 42889 digits
n = 195222 58771 digits
n = 231720 69758 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 296988 89406 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 305726 92036 digits May 2007 Steven Harvey; FermFact; OpenPFGW
n = 362520 109133 digits Nov 2007 Hans Joachim Böhm; PPSE; PrimeGrid
n = 374592 112767 digits Dec 2007 Steven Harvey; FermFact; OpenPFGW
n = 559802 168521 digits Oct 2010 Steven F. Bohl; PSieve; srsieve; PrimeGrid; LLR
n = 746282 224657 digits Dec 2011 Michael Bernier; PSieve; srsieve; PrimeGrid; LLR
n = 813906 245014 digits Mar 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 923540 278017 digits Jun 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1113338 335152 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1486126 447372 digits Mar 2018 Wolfgang Schwieger; PSieve; srsieve; PrimeGrid; LLR
k: 1917
max n: 2.372.497
n = 2 4 digits
n = 11 7 digits
n = 16 9 digits
n = 19 10 digits
n = 23 11 digits
n = 34 14 digits
n = 50 19 digits
n = 98 33 digits
n = 116 39 digits
n = 130 43 digits
n = 196 63 digits
n = 368 115 digits
n = 536 165 digits
n = 842 257 digits
n = 1138 346 digits
n = 2074 628 digits
n = 4808 1451 digits
n = 7930 2391 digits
n = 17170 5172 digits
n = 18779 5657 digits
n = 19739 5946 digits
n = 31963 9626 digits
n = 32564 9807 digits
n = 33538 10100 digits
n = 44986 13546 digits
n = 52688 15864 digits
n = 58010 17467 digits
n = 86611 26076 digits
n = 90050 27112 digits
n = 92476 27842 digits
n = 109595 32995 digits
n = 157436 47397 digits
n = 173116 52117 digits Mar 2003 Anton Oleynick; Proth
n = 257551 77534 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 433775 130583 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 468959 141175 digits May 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 484186 145758 digits Jul 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 507490 152773 digits May 2010 Stefan John; PSieve; srsieve; PrimeGrid; LLR
n = 578788 174236 digits Nov 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1173800 353353 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1319788 397300 digits Jan 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1685579 507414 digits Apr 2022 Bruce E. Slade; PPSE; PrimeGrid
n = 2051930 617696 digits Jan 2025 Jonathan Gehrke; PPSE; PrimeGrid
k: 1919
max n: 2.372.944
n = 5 5 digits
n = 19 10 digits
n = 33 14 digits
n = 35 14 digits
n = 45 17 digits
n = 67 24 digits
n = 289 91 digits
n = 305 96 digits
n = 513 158 digits
n = 1153 351 digits
n = 1333 405 digits
n = 2593 784 digits
n = 4387 1324 digits
n = 5169 1560 digits
n = 10733 3235 digits
n = 12913 3891 digits
n = 23627 7116 digits
n = 24707 7441 digits
n = 27469 8273 digits
n = 49963 15044 digits
n = 135059 40661 digits
n = 1083893 326288 digits Mar 2013 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1113873 335313 digits Jul 2013 Naoaki Tokuda; PSieve; srsieve; PrimeGrid; LLR
n = 1982909 596919 digits Jul 2024 Robert Coplin; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1921
max n: 2.373.312
n = 24 11 digits
n = 4416 1333 digits
n = 438132 131895 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
k: 1923
max n: 2.372.525
n = 1 4 digits
n = 10 7 digits
n = 16 9 digits
n = 22 10 digits
n = 34 14 digits
n = 37 15 digits
n = 46 18 digits
n = 141 46 digits
n = 225 72 digits
n = 232 74 digits
n = 357 111 digits
n = 370 115 digits
n = 1653 501 digits
n = 1981 600 digits
n = 2014 610 digits
n = 2374 718 digits
n = 2560 774 digits
n = 2685 812 digits
n = 3010 910 digits
n = 3102 938 digits
n = 3688 1114 digits
n = 3822 1154 digits
n = 3976 1201 digits
n = 4842 1461 digits
n = 13966 4208 digits
n = 14122 4255 digits
n = 17866 5382 digits Jul 1996 Patrick Demichel
n = 24021 7235 digits
n = 27028 8140 digits
n = 109090 32843 digits
n = 159124 47905 digits
n = 308214 92785 digits May 2007 Steven Harvey; FermFact; OpenPFGW
n = 344142 103601 digits Aug 2007 Steven Harvey; FermFact; OpenPFGW
n = 507693 152835 digits May 2010 Sergey Lovov; PSieve; srsieve; PrimeGrid; LLR
n = 918202 276410 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1228357 369776 digits Nov 2013 David Yost; PSieve; srsieve; PrimeGrid; LLR
n = 1484145 446776 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1812457 545608 digits Jan 2024 Paul Randal; PPSE; PrimeGrid
n = 1894174 570207 digits Feb 2024 Vaughan Davies; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1925
max n: 2.372.550
n = 1 4 digits
n = 3 5 digits
n = 9 6 digits
n = 11 7 digits
n = 23 11 digits
n = 29 13 digits
n = 33 14 digits
n = 43 17 digits
n = 71 25 digits
n = 105 35 digits
n = 145 47 digits
n = 151 49 digits
n = 191 61 digits
n = 217 69 digits
n = 235 75 digits
n = 237 75 digits
n = 293 92 digits
n = 561 173 digits
n = 1235 376 digits
n = 1275 388 digits
n = 1393 423 digits
n = 2905 878 digits
n = 4751 1434 digits
n = 5469 1650 digits
n = 8871 2674 digits
n = 9457 2851 digits
n = 14945 4503 digits
n = 16711 5034 digits May 1996 Patrick Demichel
n = 17151 5167 digits
n = 21043 6338 digits
n = 23877 7191 digits Apr 1998 David Hanson; Proth
n = 44385 13365 digits
n = 75783 22817 digits
n = 89543 26959 digits
n = 100625 30295 digits Dec 1999 Thomas J. Engelsma; Proth
n = 154177 46416 digits
n = 165655 49871 digits
n = 182125 54829 digits
n = 238223 71716 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 335565 101019 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 359835 108325 digits Nov 2007 Steven Harvey; FermFact; OpenPFGW
n = 507045 152640 digits May 2010 Bjorn Lindberg; PSieve; srsieve; PrimeGrid; LLR
n = 554573 166947 digits Oct 2010 Bruno Usai; PSieve; srsieve; PrimeGrid; LLR
n = 558863 168238 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 722915 217623 digits Nov 2011 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 1077545 324377 digits Mar 2013 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1718173 517225 digits Nov 2022 PPSE; PrimeGrid
k: 1927
max n: 2.372.841
n = 8 6 digits
n = 22 10 digits
n = 32 13 digits
n = 46 18 digits
n = 68 24 digits
n = 130 43 digits
n = 180 58 digits
n = 232 74 digits
n = 520 160 digits
n = 632 194 digits
n = 1292 393 digits
n = 2458 744 digits
n = 4948 1493 digits
n = 13450 4053 digits
n = 36106 10873 digits
n = 43432 13078 digits
n = 51092 15384 digits
n = 56196 16920 digits
n = 72472 21820 digits
n = 76468 23023 digits
n = 108268 32596 digits
n = 153476 46205 digits
n = 168212 50641 digits
n = 184702 55605 digits
n = 421830 126987 digits Oct 2008 Hans Joachim Böhm; PPSE; PrimeGrid
n = 424916 127916 digits Oct 2008 Valter Cavecchia; PPSE; PrimeGrid
n = 486426 146433 digits Jul 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 1368702 412024 digits Dec 2015 David Smelser; PSieve; srsieve; PrimeGrid; LLR
n = 2339360 704221 digits Jan 2026 Jörg Bravin; PPSE; PrimeGrid
k: 1929
max n: 2.372.894
n = 2 4 digits
n = 5 5 digits
n = 6 6 digits
n = 7 6 digits
n = 50 19 digits
n = 79 28 digits
n = 202 65 digits
n = 485 150 digits
n = 581 179 digits
n = 722 221 digits
n = 1010 308 digits
n = 1267 385 digits
n = 1501 456 digits
n = 1685 511 digits
n = 1690 513 digits
n = 5642 1702 digits
n = 8365 2522 digits May 1996 Patrick Demichel
n = 9327 2811 digits
n = 15762 4749 digits
n = 27155 8178 digits
n = 50674 15258 digits
n = 55298 16650 digits
n = 66171 19923 digits
n = 70454 21213 digits
n = 74654 22477 digits Jan 1999 David Hanson; Proth
n = 101590 30585 digits
n = 165231 49743 digits
n = 216414 65151 digits
n = 589502 177462 digits Dec 2010 Krzysztof Ostaszewski; PSieve; srsieve; PrimeGrid; LLR
n = 652087 196302 digits Mar 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 663965 199877 digits Apr 2011 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 799335 240628 digits Mar 2012 Thomas Melzer; PSieve; srsieve; PrimeGrid; LLR
n = 831819 250406 digits Apr 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1222751 368089 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1468155 441962 digits Feb 2018 Ashure Feng; PSieve; srsieve; PrimeGrid; LLR
n = 1512479 455305 digits Jan 2019 Wes Hewitt; PSieve; srsieve; PrimeGrid; LLR
n = 2149219 646983 digits Feb 2025 Mark Scheuern; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1931
max n: 2.373.316
n = 1 4 digits
n = 13 8 digits
n = 17 9 digits
n = 47 18 digits
n = 131 43 digits
n = 169 55 digits
n = 647 199 digits
n = 851 260 digits
n = 1091 332 digits
n = 2687 813 digits
n = 3095 935 digits
n = 6137 1851 digits
n = 8237 2483 digits May 1996 Patrick Demichel
n = 11519 3471 digits
n = 23477 7071 digits
n = 53413 16083 digits
n = 134873 40605 digits
n = 139847 42102 digits
n = 200917 60486 digits Feb 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 284435 85627 digits Feb 2007 Steven Harvey; FermFact; OpenPFGW
n = 467627 140774 digits May 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 753677 226883 digits Dec 2011 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 824581 248227 digits Apr 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 2169611 653122 digits Feb 2025 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1933
max n: 2.372.825
n = 8 6 digits
n = 26 12 digits
n = 28 12 digits
n = 30 13 digits
n = 60 22 digits
n = 96 33 digits
n = 124 41 digits
n = 136 45 digits
n = 144 47 digits
n = 180 58 digits
n = 276 87 digits
n = 354 110 digits
n = 480 148 digits
n = 528 163 digits
n = 828 253 digits
n = 1380 419 digits
n = 3414 1032 digits
n = 4086 1234 digits
n = 5228 1578 digits
n = 8328 2511 digits May 1996 Patrick Demichel
n = 10268 3095 digits
n = 28456 8570 digits
n = 31586 9512 digits
n = 61590 18544 digits
n = 94634 28491 digits
n = 111956 33706 digits
n = 176656 53183 digits Apr 2003 Anton Oleynick; Proth
n = 198566 59778 digits
n = 267006 80381 digits Aug 2006 Steven Harvey; FermFact; OpenPFGW
n = 771066 232118 digits Dec 2011 Jim Foody; PSieve; srsieve; PrimeGrid; LLR
n = 970638 292195 digits Aug 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1044366 314389 digits Feb 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1479916 445503 digits Feb 2018 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 1935
max n: 2.372.777
n = 2 4 digits
n = 8 6 digits
n = 12 7 digits
n = 14 8 digits
n = 26 12 digits
n = 38 15 digits
n = 39 16 digits
n = 44 17 digits
n = 68 24 digits
n = 101 34 digits
n = 116 39 digits
n = 158 51 digits
n = 188 60 digits
n = 213 68 digits
n = 288 90 digits
n = 465 144 digits
n = 477 147 digits
n = 909 277 digits
n = 914 279 digits
n = 972 296 digits
n = 1088 331 digits
n = 1508 458 digits
n = 1664 505 digits
n = 2484 752 digits
n = 3864 1167 digits
n = 4158 1255 digits
n = 5571 1681 digits
n = 6204 1871 digits
n = 6222 1877 digits
n = 14576 4392 digits
n = 18579 5597 digits
n = 25937 7812 digits
n = 41448 12481 digits Nov 1999 Peter Shaw; Proth
n = 46575 14024 digits
n = 48986 14750 digits
n = 49125 14792 digits
n = 61202 18427 digits
n = 118077 35549 digits
n = 256856 77325 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 312101 93956 digits
n = 393834 118560 digits Jun 2008 Steven Harvey; FermFact; OpenPFGW
n = 410408 123549 digits Sep 2008 Steven Harvey; FermFact; OpenPFGW
n = 512691 154339 digits Jun 2010 Piotr Malara; PSieve; srsieve; PrimeGrid; LLR
n = 665724 200407 digits Apr 2011 Jacek Kotnowski; PSieve; srsieve; PrimeGrid; LLR
n = 899817 270876 digits Jun 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 941696 283483 digits Jul 2012 Dan Lowe; PSieve; srsieve; PrimeGrid; LLR
n = 1075725 323829 digits Mar 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1233015 371178 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1561481 470056 digits Feb 2020 Frederik Schiøler; PSieve; srsieve; PrimeGrid; LLR
n = 1914884 576441 digits Feb 2024 Jan Kožíšek; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2007234 604241 digits Oct 2024 Kai Presler; PPSE; PrimeGrid
n = 2204525 663632 digits Feb 2025 Jonathan Sipes; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1937
max n: 2.373.366
n = 3 5 digits
n = 139 46 digits
n = 9327 2811 digits
n = 17787 5358 digits Jul 1996 Patrick Demichel
n = 73927 22258 digits
n = 141603 42631 digits
n = 142827 42999 digits
n = 230439 69373 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 397603 119694 digits Jul 2008 Steven Harvey; FermFact; OpenPFGW
n = 419239 126207 digits Sep 2008 Steven Harvey; FermFact; OpenPFGW
n = 1122799 338000 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1950223 587079 digits Apr 2024 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1939
max n: 2.372.641
n = 2 4 digits
n = 6 6 digits
n = 10 7 digits
n = 34 14 digits
n = 38 15 digits
n = 42 16 digits
n = 70 25 digits
n = 102 34 digits
n = 154 50 digits
n = 1782 540 digits
n = 2358 714 digits
n = 3214 971 digits
n = 3574 1080 digits
n = 5050 1524 digits
n = 5202 1570 digits
n = 9890 2981 digits
n = 86446 26027 digits
n = 171474 51623 digits Apr 2003 Anton Oleynick; Proth
n = 183450 55228 digits
n = 244630 73645 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 276510 83242 digits Nov 2006 Steven Harvey; FermFact; OpenPFGW
n = 447122 134601 digits Dec 2008 Steven Harvey; FermFact; LLR; OpenPFGW
n = 559938 168562 digits Oct 2010 Josef Auer; PSieve; srsieve; PrimeGrid; LLR
k: 1941
max n: 2.372.836
n = 8 6 digits
n = 9 6 digits
n = 13 8 digits
n = 20 10 digits
n = 23 11 digits
n = 29 13 digits
n = 37 15 digits
n = 39 16 digits
n = 44 17 digits
n = 49 19 digits
n = 53 20 digits
n = 59 22 digits
n = 73 26 digits
n = 85 29 digits
n = 93 32 digits
n = 127 42 digits
n = 173 56 digits
n = 175 56 digits
n = 233 74 digits
n = 267 84 digits
n = 276 87 digits
n = 327 102 digits
n = 393 122 digits
n = 399 124 digits
n = 437 135 digits
n = 485 150 digits
n = 507 156 digits
n = 633 194 digits
n = 773 236 digits
n = 1045 318 digits
n = 1068 325 digits
n = 1188 361 digits
n = 1296 394 digits
n = 1363 414 digits
n = 1637 497 digits
n = 1647 500 digits
n = 1787 542 digits
n = 1887 572 digits
n = 2073 628 digits
n = 2935 887 digits
n = 6433 1940 digits
n = 6780 2045 digits
n = 6835 2061 digits Mar 1996 Patrick Demichel
n = 9589 2890 digits
n = 10524 3172 digits
n = 12435 3747 digits
n = 15073 4541 digits
n = 15752 4746 digits
n = 27703 8343 digits
n = 37925 11420 digits
n = 41749 12571 digits Nov 1998 Yves Gallot; Proth
n = 56340 16964 digits
n = 65816 19816 digits
n = 68417 20599 digits
n = 81999 24688 digits
n = 113753 34247 digits
n = 127495 38384 digits
n = 293889 88473 digits Mar 2007 Steven Harvey; FermFact; OpenPFGW
n = 419856 126393 digits Oct 2008 Steven Harvey; FermFact; OpenPFGW
n = 432209 130112 digits Jan 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 472435 142221 digits Jun 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 478377 144010 digits Jun 2009 Steven Harvey; srsieve; PrimeGrid; LLR; OpenPFGW
n = 526953 158632 digits Jul 2010 Tapio Rajala; PSieve; srsieve; PrimeGrid; LLR
n = 667452 200927 digits Apr 2011 Olaf Eiterig; PSieve; srsieve; PrimeGrid; LLR
n = 1090373 328239 digits Mar 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1874208 564197 digits Feb 2024 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1952433 587745 digits Apr 2024 Vladimir Romanov; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1943
max n: 2.372.584
n = 9 6 digits
n = 377 117 digits
n = 1149 350 digits
n = 1529 464 digits
n = 8409 2535 digits May 1996 Patrick Demichel
n = 9837 2965 digits
n = 41685 12552 digits
n = 103161 31058 digits
n = 127565 38405 digits
n = 250881 75526 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 1187769 357558 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 1945
max n: 2.372.659
n = 4 5 digits
n = 10 7 digits
n = 38 15 digits
n = 86 30 digits
n = 238 75 digits
n = 304 95 digits
n = 350 109 digits
n = 884 270 digits
n = 910 278 digits
n = 1016 310 digits
n = 1018 310 digits
n = 1330 404 digits
n = 1340 407 digits
n = 1670 507 digits
n = 2090 633 digits
n = 5204 1570 digits
n = 7096 2140 digits May 1996 Patrick Demichel
n = 16738 5042 digits
n = 23986 7224 digits
n = 28108 8465 digits
n = 30496 9184 digits
n = 49570 14926 digits
n = 50206 15117 digits
n = 81746 24612 digits
n = 253166 76214 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 260866 78532 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 349744 105287 digits Sep 2007 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 463480 139525 digits May 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 864656 260291 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1813796 546011 digits Jan 2024 Vaughan Davies; PPSE; PrimeGrid
n = 2240246 674385 digits Feb 2025 Bob Calvin; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1947
max n: 2.372.649
n = 2 4 digits
n = 4 5 digits
n = 7 6 digits
n = 10 7 digits
n = 15 8 digits
n = 22 10 digits
n = 27 12 digits
n = 36 15 digits
n = 48 18 digits
n = 50 19 digits
n = 51 19 digits
n = 62 22 digits
n = 67 24 digits
n = 82 28 digits
n = 148 48 digits
n = 422 131 digits
n = 546 168 digits
n = 586 180 digits
n = 754 231 digits
n = 763 233 digits
n = 1006 307 digits
n = 1098 334 digits
n = 1283 390 digits
n = 1475 448 digits
n = 1510 458 digits
n = 2042 618 digits
n = 2422 733 digits
n = 2524 764 digits
n = 2862 865 digits
n = 2958 894 digits
n = 3211 970 digits
n = 3480 1051 digits
n = 3651 1103 digits
n = 4927 1487 digits
n = 5086 1535 digits
n = 6106 1842 digits
n = 6891 2078 digits Mar 1996 Patrick Demichel
n = 7295 2200 digits May 1996 Patrick Demichel
n = 9679 2917 digits
n = 26099 7860 digits
n = 42064 12666 digits
n = 74354 22387 digits
n = 83820 25236 digits
n = 106043 31926 digits
n = 106603 32094 digits
n = 139068 41867 digits
n = 147046 44269 digits
n = 236626 71235 digits Mar 2006 Steven Harvey; FermFact; OpenPFGW
n = 242330 72952 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 271082 81608 digits Nov 2006 Steven Harvey; FermFact; OpenPFGW
n = 349834 105314 digits Sep 2007 Steven Harvey; FermFact; OpenPFGW
n = 468046 140900 digits May 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 550214 165635 digits Sep 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 801115 241163 digits Mar 2012 Arif Mert Kapicioglu; PSieve; srsieve; PrimeGrid; LLR
n = 868715 261513 digits May 2012 Radoslaw Szymeczko; PSieve; srsieve; PrimeGrid; LLR
n = 929362 279770 digits Jul 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 986802 297061 digits Sep 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1113587 335227 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1208896 363918 digits Nov 2013 Andrew M Farrow; PSieve; srsieve; PrimeGrid; LLR
n = 1941207 584365 digits Mar 2024 Paweł Dec; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2019874 608046 digits Dec 2024 Jonathan Gehrke; PPSE; PrimeGrid
k: 1949
max n: 2.373.184
n = 9 6 digits
n = 29 13 digits
n = 45 17 digits
n = 71 25 digits
n = 75 26 digits
n = 227 72 digits
n = 287 90 digits
n = 381 118 digits
n = 395 123 digits
n = 921 281 digits
n = 1349 410 digits
n = 2495 755 digits
n = 2729 825 digits
n = 3249 982 digits
n = 3267 987 digits
n = 19409 5846 digits
n = 87611 26377 digits
n = 143499 43201 digits
n = 148655 44753 digits
n = 171911 51754 digits Apr 2003 Anton Oleynick; Proth
n = 417897 125803 digits Oct 2008 Steven Harvey; FermFact; OpenPFGW
n = 453167 136421 digits Dec 2008 Steven Harvey; FermFact; OpenPFGW
n = 584789 176043 digits Nov 2010 Ricky L Hubbard; PSieve; srsieve; PrimeGrid; LLR
n = 586289 176494 digits Dec 2010 Jacek Kotnowski; PSieve; srsieve; PrimeGrid; LLR
n = 2045369 615721 digits Jan 2025 Kai Presler; PPSE; PrimeGrid
k: 1951
max n: 2.372.891
n = 132 44 digits
n = 172 56 digits
n = 280 88 digits
n = 712 218 digits
n = 17260 5200 digits Jul 1996 Patrick Demichel
n = 33408 10061 digits
n = 68032 20483 digits
n = 128968 38827 digits
n = 148240 44628 digits
n = 346056 104177 digits Sep 2007 Steven Harvey; FermFact; OpenPFGW
k: 1953
max n: 2.372.668
n = 1 4 digits
n = 4 5 digits
n = 5 5 digits
n = 8 6 digits
n = 13 8 digits
n = 18 9 digits
n = 20 10 digits
n = 24 11 digits
n = 25 11 digits
n = 40 16 digits
n = 42 16 digits
n = 68 24 digits
n = 73 26 digits
n = 108 36 digits
n = 162 53 digits
n = 192 62 digits
n = 204 65 digits
n = 262 83 digits
n = 265 84 digits
n = 313 98 digits
n = 342 107 digits
n = 581 179 digits
n = 601 185 digits
n = 668 205 digits
n = 4020 1214 digits
n = 4229 1277 digits
n = 4549 1373 digits
n = 5348 1614 digits
n = 5892 1777 digits
n = 6684 2016 digits Mar 1996 Patrick Demichel
n = 6721 2027 digits Mar 1996 Patrick Demichel
n = 6978 2104 digits Mar 1996 Patrick Demichel
n = 10673 3217 digits
n = 11089 3342 digits
n = 11880 3580 digits
n = 19261 5802 digits Oct 1996 Patrick Demichel
n = 28784 8669 digits
n = 91565 27568 digits
n = 109733 33037 digits
n = 115692 34831 digits
n = 117548 35389 digits
n = 190932 57480 digits
n = 247330 74458 digits Nov 2004 Pavlos Saridis; Proth
n = 253800 76405 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 264485 79622 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 404793 121859 digits Nov 2007 Steven Harvey; FermFact; OpenPFGW
n = 525730 158264 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 542569 163333 digits Aug 2010 Gerd Verbouwe; PSieve; srsieve; PrimeGrid; LLR
n = 549008 165272 digits
n = 630685 189859 digits Feb 2011 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 897248 270102 digits Jun 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1568160 472067 digits Feb 2020 Frederik Schiøler; PSieve; srsieve; PrimeGrid; LLR
n = 1588964 478330 digits Sep 2020 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
n = 1747468 526044 digits Jun 2023 Pete Allivato; PPSE; PrimeGrid
k: 1955
max n: 2.372.430
n = 1 4 digits
n = 3 5 digits
n = 11 7 digits
n = 13 8 digits
n = 25 11 digits
n = 49 19 digits
n = 61 22 digits
n = 73 26 digits
n = 145 47 digits
n = 211 67 digits
n = 229 73 digits
n = 247 78 digits
n = 301 94 digits
n = 487 150 digits
n = 631 194 digits
n = 997 304 digits
n = 1515 460 digits
n = 1573 477 digits
n = 1849 560 digits
n = 3157 954 digits
n = 3755 1134 digits
n = 5941 1792 digits
n = 6779 2044 digits Mar 1996 Patrick Demichel
n = 7033 2121 digits Mar 1996 Patrick Demichel
n = 7535 2272 digits May 1996 Patrick Demichel
n = 8507 2565 digits May 1996 Patrick Demichel
n = 14691 4426 digits
n = 15315 4614 digits
n = 20225 6092 digits
n = 20581 6199 digits
n = 25139 7571 digits
n = 28363 8542 digits
n = 39547 11909 digits
n = 64777 19504 digits
n = 74209 22343 digits
n = 78421 23611 digits
n = 98185 29560 digits
n = 216877 65290 digits
n = 225073 67758 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 384235 115670 digits May 2008 Steven Harvey; FermFact; OpenPFGW
n = 514789 154971 digits Jun 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 584065 175825 digits Nov 2010 Pablo Marin; PSieve; srsieve; PrimeGrid; LLR
n = 809749 243763 digits Mar 2012 Xiaoyin Liu; PSieve; srsieve; PrimeGrid; LLR
n = 811415 244264 digits Mar 2012 Shinya Matsuo; PSieve; srsieve; PrimeGrid; LLR
n = 1721053 518092 digits Nov 2022 ZinSig Kim; PPSE; PrimeGrid
n = 1844201 555164 digits Jan 2024 Valter Cavecchia; PPSE; PrimeGrid
n = 2113085 636106 digits Jan 2025 Tom Greer; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1957
max n: 2.372.983
n = 2 4 digits
n = 14 8 digits
n = 16 9 digits
n = 28 12 digits
n = 58 21 digits
n = 74 26 digits
n = 76 27 digits
n = 94 32 digits
n = 158 51 digits
n = 566 174 digits
n = 598 184 digits
n = 1348 410 digits
n = 1504 457 digits
n = 2788 843 digits
n = 4742 1431 digits
n = 5576 1682 digits
n = 8066 2432 digits May 1996 Patrick Demichel
n = 8904 2684 digits
n = 10826 3263 digits
n = 11764 3545 digits
n = 13292 4005 digits
n = 14822 4466 digits
n = 16224 4888 digits
n = 25958 7818 digits
n = 27568 8303 digits
n = 28198 8492 digits
n = 32354 9743 digits
n = 40316 12140 digits
n = 42024 12654 digits
n = 72442 21811 digits Sep 2000 Chris Caldwell; Proth
n = 102492 30857 digits Nov 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 240558 72419 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 256468 77208 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 265538 79939 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 575798 173336 digits Nov 2010 Kiekske Tikkenei; PSieve; srsieve; PrimeGrid; LLR
n = 658892 198350 digits Mar 2011 Steven F. Bohl; PSieve; srsieve; PrimeGrid; LLR
n = 1188096 357656 digits Oct 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1284992 386825 digits Jul 2014 Masataka Kadohara; PSieve; srsieve; PrimeGrid; LLR
n = 1454998 438002 digits Aug 2017 Alexey Simbarsky; PSieve; srsieve; PrimeGrid; LLR
n = 1605678 483361 digits Oct 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 2071068 623457 digits Jan 2025 Kennichi Uehara; PPSE; PrimeGrid
k: 1959
max n: 2.372.790
n = 1 4 digits
n = 7 6 digits
n = 11 7 digits
n = 17 9 digits
n = 37 15 digits
n = 49 19 digits
n = 53 20 digits
n = 97 33 digits
n = 131 43 digits
n = 181 58 digits
n = 349 109 digits
n = 398 124 digits
n = 439 136 digits
n = 511 158 digits
n = 773 236 digits
n = 2119 642 digits
n = 3017 912 digits
n = 4927 1487 digits
n = 8707 2625 digits May 1996 Patrick Demichel
n = 10334 3115 digits
n = 16229 4889 digits
n = 27230 8201 digits
n = 54709 16473 digits Dec 1998 Tadashi Taura; Proth
n = 60067 18086 digits
n = 106057 31930 digits
n = 116183 34978 digits
n = 116701 35134 digits
n = 120353 36234 digits
n = 139511 42001 digits
n = 157771 47498 digits
n = 276953 83375 digits Nov 2006 Steven Harvey; FermFact; OpenPFGW
n = 416377 125346 digits Oct 2008 Steven Harvey; FermFact; OpenPFGW
n = 612151 184280 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 882379 265626 digits May 2012 Andrew Bishop; PSieve; srsieve; PrimeGrid; LLR
n = 1803859 543019 digits Jan 2024 Robert Coplin; PPSE; PrimeGrid
k: 1961
max n: 2.373.168
n = 1 4 digits
n = 5 5 digits
n = 9 7 digits
n = 13 8 digits
n = 15 8 digits
n = 21 10 digits
n = 33 14 digits
n = 49 19 digits
n = 53 20 digits
n = 91 31 digits
n = 103 35 digits
n = 111 37 digits
n = 135 44 digits
n = 139 46 digits
n = 159 52 digits
n = 265 84 digits
n = 273 86 digits
n = 309 97 digits
n = 459 142 digits
n = 603 185 digits
n = 643 197 digits
n = 1155 351 digits
n = 1865 565 digits
n = 2011 609 digits
n = 2343 709 digits
n = 2415 731 digits
n = 2731 826 digits
n = 3309 1000 digits
n = 3369 1018 digits
n = 6039 1822 digits
n = 7465 2251 digits May 1996 Patrick Demichel
n = 7515 2266 digits May 1996 Patrick Demichel
n = 12825 3865 digits
n = 15313 4613 digits
n = 21433 6456 digits
n = 24565 7399 digits
n = 29641 8927 digits
n = 33421 10065 digits
n = 35873 10803 digits
n = 51049 15371 digits
n = 59053 17781 digits
n = 67015 20177 digits
n = 69905 21047 digits
n = 112573 33892 digits
n = 190721 57417 digits
n = 203323 61210 digits
n = 345799 104100 digits Sep 2007 Dr. James Scott Brown; PPSE; PrimeGrid
n = 617853 185996 digits Jan 2011 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 709833 213685 digits Sep 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 767953 231181 digits Dec 2011 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 1250515 376446 digits Mar 2014 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1282153 385970 digits Jun 2014 Charlie McDonald; PSieve; srsieve; PrimeGrid; LLR
n = 1604081 482880 digits Sep 2020 Alexander Shushpanov; PSieve; srsieve; PrimeGrid; LLR
n = 1677053 504847 digits Feb 2022 Joop Terwisscha; PPSE; PrimeGrid
n = 1798385 541372 digits Jan 2024 Jonathan Gehrke; PPSE; PrimeGrid
n = 2205183 663830 digits Feb 2025 William Dean; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1963
max n: 2.373.349
n = 2 4 digits
n = 12 7 digits
n = 30 13 digits
n = 32 13 digits
n = 38 15 digits
n = 56 21 digits
n = 108 36 digits
n = 144 47 digits
n = 156 51 digits
n = 182 59 digits
n = 228 72 digits
n = 230 73 digits
n = 336 105 digits
n = 390 121 digits
n = 822 251 digits
n = 902 275 digits
n = 1164 354 digits
n = 1442 438 digits
n = 2786 842 digits
n = 3482 1052 digits
n = 8972 2705 digits
n = 9620 2900 digits
n = 11528 3474 digits
n = 12782 3852 digits
n = 18614 5607 digits
n = 25142 7572 digits
n = 27482 8277 digits
n = 47642 14345 digits
n = 50534 15216 digits
n = 98174 29557 digits
n = 1289304 388123 digits Aug 2014 Quasar Liao; PSieve; srsieve; PrimeGrid; LLR
n = 1323500 398417 digits Jan 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 1965
max n: 2.372.619
n = 1 4 digits
n = 10 7 digits
n = 22 10 digits
n = 36 15 digits
n = 57 21 digits
n = 91 31 digits
n = 99 34 digits
n = 111 37 digits
n = 166 54 digits
n = 190 61 digits
n = 220 70 digits
n = 270 85 digits
n = 277 87 digits
n = 286 90 digits
n = 346 108 digits
n = 423 131 digits
n = 637 196 digits
n = 669 205 digits
n = 1354 411 digits
n = 1402 426 digits
n = 1705 517 digits
n = 3594 1086 digits
n = 4287 1294 digits
n = 8053 2428 digits May 1996 Patrick Demichel
n = 9826 2962 digits
n = 10006 3016 digits
n = 13051 3933 digits
n = 13087 3943 digits
n = 20062 6043 digits
n = 20190 6082 digits Oct 1996 Patrick Demichel
n = 31941 9619 digits
n = 37566 11312 digits Dec 1998 Tadashi Taura; Proth
n = 64885 19536 digits
n = 90931 27377 digits
n = 93307 28092 digits
n = 99936 30088 digits
n = 110317 33213 digits
n = 168637 50769 digits
n = 214879 64689 digits
n = 222333 66933 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 229062 68958 digits Jan 2006 Steven Harvey; FermFact; OpenPFGW
n = 242343 72956 digits Jun 2006 Steven Harvey; FermFact; OpenPFGW
n = 253486 76311 digits Oct 2006 Steven Harvey; FermFact; OpenPFGW
n = 364461 109717 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 412197 124087 digits Oct 2008 Steven Harvey; FermFact; OpenPFGW
n = 475480 143138 digits Jul 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 525883 158310 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 617421 185866 digits Jan 2011 Olexander Belogourov; PSieve; srsieve; PrimeGrid; LLR
n = 663262 199666 digits Apr 2011 Patrick Schöfer; PSieve; srsieve; PrimeGrid; LLR
n = 822385 247566 digits Apr 2012 Adam Smith; PSieve; srsieve; PrimeGrid; LLR
n = 1044532 314439 digits Feb 2013 Arif Mert Kapicioglu; PSieve; srsieve; PrimeGrid; LLR
n = 1161352 349606 digits Sep 2013 Jerry L. Shaw; PSieve; srsieve; PrimeGrid; LLR
n = 1185987 357021 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1422895 428338 digits Sep 2016 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1694427 510077 digits May 2022 Honza Cholt; PPSE; PrimeGrid
n = 2209116 665014 digits Feb 2025 Andre Weinberg; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2219271 668071 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1967
max n: 2.372.850
n = 3 5 digits
n = 23 11 digits
n = 67 24 digits
n = 91 31 digits
n = 1331 404 digits
n = 1823 553 digits
n = 2387 722 digits
n = 3083 932 digits
n = 3115 942 digits
n = 5123 1546 digits
n = 5615 1694 digits
n = 18463 5562 digits
n = 23783 7163 digits
n = 25255 7606 digits
n = 39631 11934 digits
n = 74191 22338 digits
n = 82367 24799 digits
n = 300471 90455 digits
n = 321603 96816 digits Jun 2007 Steven Harvey; FermFact; OpenPFGW
n = 2180667 656450 digits Feb 2025 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2246343 676220 digits Mar 2025 Guo Xu; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1969
max n: 2.372.873
n = 2 4 digits
n = 78 27 digits
n = 118 39 digits
n = 122 41 digits
n = 598 184 digits
n = 794 243 digits
n = 1274 387 digits
n = 203378 61227 digits
n = 671154 202041 digits Jun 2011 Tomo Koscak; PSieve; srsieve; PrimeGrid; LLR
k: 1971
max n: 2.372.712
n = 1 4 digits
n = 5 5 digits
n = 7 6 digits
n = 9 7 digits
n = 25 11 digits
n = 55 20 digits
n = 79 28 digits
n = 101 34 digits
n = 107 36 digits
n = 117 39 digits
n = 141 46 digits
n = 212 68 digits
n = 285 90 digits
n = 309 97 digits
n = 503 155 digits
n = 537 165 digits
n = 569 175 digits
n = 1543 468 digits
n = 1567 476 digits
n = 2340 708 digits
n = 2905 878 digits
n = 5599 1689 digits
n = 6347 1914 digits
n = 8020 2418 digits May 1996 Patrick Demichel
n = 8789 2650 digits
n = 8972 2705 digits
n = 10329 3113 digits
n = 13541 4080 digits
n = 14549 4383 digits
n = 16021 4827 digits
n = 18292 5510 digits
n = 22403 6748 digits
n = 24201 7289 digits
n = 25740 7752 digits
n = 28572 8605 digits
n = 29769 8965 digits
n = 31127 9374 digits Oct 1998 David Hanson; Proth
n = 34859 10497 digits
n = 35359 10648 digits
n = 41659 12544 digits
n = 42333 12747 digits
n = 42461 12786 digits
n = 44529 13408 digits
n = 67076 20196 digits
n = 114457 34459 digits
n = 125591 37810 digits
n = 129757 39065 digits
n = 132655 39937 digits
n = 136485 41090 digits
n = 144463 43491 digits
n = 163019 49077 digits
n = 179081 53913 digits May 2003 Anton Oleynick; Proth
n = 196540 59168 digits
n = 263021 79181 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 267695 80588 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 274329 82585 digits Nov 2006 Steven Harvey; FermFact; OpenPFGW
n = 338316 101847 digits Dec 2006 Steven Harvey; FermFact; OpenPFGW
n = 344772 103791 digits Sep 2007 Dr. James Scott Brown; PPSE; PrimeGrid
n = 375449 113025 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 488723 147124 digits Sep 2009 Steven Harvey; srsieve; PrimeGrid; LLR; OpenPFGW
n = 544331 163864 digits Aug 2010 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 581225 174970 digits Nov 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 813079 244765 digits Mar 2012 Hon Ching Wong; PSieve; srsieve; PrimeGrid; LLR
n = 875949 263691 digits May 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 934823 281414 digits Jul 2012 Jean Sébastien Delisle; PSieve; srsieve; PrimeGrid; LLR
n = 951167 286334 digits Jul 2012 Kennichi Uehara; PSieve; srsieve; PrimeGrid; LLR
n = 2323060 699315 digits Nov 2025 Hugh Myers; PPSE; PrimeGrid
n = 3479061 1047306 digits Aug 2023 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1973
max n: 2.372.988
n = 1 4 digits
n = 17 9 digits
n = 25 11 digits
n = 29 13 digits
n = 37 15 digits
n = 145 47 digits
n = 289 91 digits
n = 397 123 digits
n = 677 208 digits
n = 1145 348 digits
n = 3097 936 digits
n = 5761 1738 digits
n = 11045 3329 digits
n = 92341 27801 digits May 2000 Daval Davis; Proth
n = 101285 30494 digits
n = 103729 31229 digits
n = 227321 68434 digits Feb 2006 Steven Harvey; FermFact; OpenPFGW
n = 797929 240204 digits Mar 2012 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 1239877 373244 digits Jan 2014 Yang Xi; PSieve; srsieve; PrimeGrid; LLR
n = 2015737 606801 digits Nov 2024 Kyle Gingrich; PPSE; PrimeGrid
k: 1975
max n: 2.372.877
n = 2 4 digits
n = 4 5 digits
n = 8 6 digits
n = 10 7 digits
n = 20 10 digits
n = 22 10 digits
n = 44 17 digits
n = 82 28 digits
n = 218 69 digits
n = 274 86 digits
n = 380 118 digits
n = 800 245 digits
n = 848 259 digits
n = 970 296 digits
n = 1078 328 digits
n = 1132 345 digits
n = 2050 621 digits
n = 2578 780 digits
n = 2842 859 digits
n = 3898 1177 digits
n = 4598 1388 digits
n = 6018 1815 digits
n = 12034 3626 digits
n = 23450 7063 digits
n = 24054 7245 digits
n = 28624 8620 digits
n = 54498 16409 digits
n = 59078 17788 digits
n = 60062 18084 digits
n = 75374 22694 digits
n = 96470 29044 digits
n = 106522 32070 digits
n = 111314 33513 digits
n = 228878 68903 digits Feb 2006 Steven Harvey; FermFact; OpenPFGW
n = 499588 150395 digits May 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 514178 154787 digits May 2010 James Winskill; PSieve; srsieve; PrimeGrid; LLR
n = 695774 209453 digits Sep 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 980012 295017 digits Aug 2012 Nikolay Yurgandzhiev; PSieve; srsieve; PrimeGrid; LLR
n = 1333982 401572 digits Jan 2015 William Donovan; PSieve; srsieve; PrimeGrid; LLR
n = 1370852 412671 digits Dec 2015 Javi Jarne; PSieve; srsieve; PrimeGrid; LLR
n = 1382990 416325 digits Feb 2016 William de Thomas; PSieve; srsieve; PrimeGrid; LLR
n = 1626022 489485 digits Feb 2021 Michael Goetz; PSieve; srsieve; PrimeGrid; LLR
n = 1846864 555965 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 2344732 705838 digits Mar 2026 David Perek; PPSE; PrimeGrid
k: 1977
max n: 2.372.527
n = 3 5 digits
n = 8 6 digits
n = 38 15 digits
n = 87 30 digits
n = 107 36 digits
n = 119 40 digits
n = 183 59 digits
n = 236 75 digits
n = 290 91 digits
n = 291 91 digits
n = 890 272 digits
n = 1124 342 digits
n = 2831 856 digits
n = 4178 1261 digits
n = 6914 2085 digits Mar 1996 Patrick Demichel
n = 82580 24863 digits
n = 114168 34372 digits
n = 290090 87330 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 293696 88415 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 295367 88918 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 415200 124991 digits Nov 2008 Steven Harvey; FermFact; OpenPFGW
n = 430527 129605 digits Feb 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 523574 157615 digits Jul 2010 Tim Ranch; PSieve; srsieve; PrimeGrid; LLR
n = 992243 298699 digits Sep 2012 JensOla Ekström; PSieve; srsieve; PrimeGrid; LLR
n = 2080343 626249 digits Jan 2025 HyeongShin Kang; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2363843 711591 digits May 2026 Robert Meckley; PPSE; PrimeGrid
k: 1979
max n: 2.372.814
n = 9 7 digits
n = 25 11 digits
n = 45 17 digits
n = 67 24 digits
n = 69 25 digits
n = 103 35 digits
n = 127 42 digits
n = 367 114 digits
n = 591 182 digits
n = 753 230 digits
n = 765 234 digits
n = 885 270 digits
n = 1581 480 digits
n = 2101 636 digits
n = 2367 716 digits
n = 2509 759 digits
n = 5071 1530 digits
n = 5209 1572 digits
n = 15361 4628 digits
n = 15627 4708 digits
n = 19483 5869 digits
n = 28689 8640 digits
n = 38005 11444 digits
n = 44227 13317 digits
n = 160483 48314 digits
n = 191319 57597 digits
n = 271647 81778 digits Nov 2006 Steven Harvey; FermFact; OpenPFGW
n = 360385 108490 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 787231 236984 digits Mar 2012 René Brückner; PSieve; srsieve; PrimeGrid; LLR
n = 1048783 315719 digits Feb 2013 Robert Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 1230765 370501 digits Nov 2013 René Brückner; PSieve; srsieve; PrimeGrid; LLR
n = 1311069 394675 digits Jan 2015 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1774767 534262 digits Nov 2023 Vaughan Davies; PPSE; PrimeGrid
k: 1981
max n: 2.373.271
n = 8 6 digits
n = 12 7 digits
n = 20 10 digits
n = 24 11 digits
n = 36 15 digits
n = 52 19 digits
n = 208 66 digits
n = 236 75 digits
n = 308 97 digits
n = 332 104 digits
n = 636 195 digits
n = 1372 417 digits
n = 1552 471 digits
n = 1868 566 digits
n = 3408 1030 digits
n = 15608 4702 digits
n = 16736 5042 digits
n = 17456 5259 digits Jul 1996 Patrick Demichel
n = 45488 13697 digits
n = 48480 14598 digits
n = 56492 17010 digits
n = 99580 29980 digits
n = 103244 31083 digits
n = 110252 33193 digits
n = 112464 33859 digits
n = 232024 69850 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 358388 107889 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 497168 149666 digits Jun 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 771984 232394 digits Dec 2011 Chris Kluka; PSieve; srsieve; PrimeGrid; LLR
n = 3754984 1130367 digits Jan 2025 Takahiko Ogawa; MultiSieve/mtsieve; NewPGen; PRST
n = 4629036 1393482 digits Jan 2026 Takahiko Ogawa; srsieve; NewPGen; LLR
k: 1983
max n: 2.372.632
n = 1 4 digits
n = 2 4 digits
n = 4 5 digits
n = 6 6 digits
n = 12 7 digits
n = 13 8 digits
n = 14 8 digits
n = 22 10 digits
n = 29 13 digits
n = 61 22 digits
n = 62 22 digits
n = 66 24 digits
n = 108 36 digits
n = 109 37 digits
n = 124 41 digits
n = 138 45 digits
n = 153 50 digits
n = 161 52 digits
n = 488 151 digits
n = 592 182 digits
n = 706 216 digits
n = 968 295 digits
n = 1256 382 digits
n = 2022 612 digits
n = 2162 655 digits
n = 2242 679 digits
n = 2266 686 digits
n = 3201 967 digits
n = 4764 1438 digits
n = 5129 1548 digits
n = 5986 1806 digits
n = 13182 3972 digits
n = 14249 4293 digits
n = 16133 4860 digits
n = 25928 7809 digits
n = 32953 9924 digits
n = 44782 13485 digits
n = 49104 14786 digits
n = 53396 16078 digits
n = 57564 17332 digits Dec 1998 Tadashi Taura; Proth
n = 58048 17478 digits Dec 1998 Tadashi Taura; Proth
n = 61068 18387 digits
n = 70256 21153 digits
n = 71474 21520 digits
n = 74153 22326 digits
n = 82881 24953 digits
n = 87341 26296 digits
n = 90108 27129 digits
n = 95302 28693 digits
n = 111348 33523 digits
n = 168088 50603 digits
n = 232936 70125 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 295461 88946 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 323552 97403 digits Jun 2007 Steven Harvey; FermFact; OpenPFGW
n = 385361 116009 digits May 2008 Steven Harvey; FermFact; OpenPFGW
n = 399362 120224 digits Aug 2008 Steven Harvey; FermFact; OpenPFGW
n = 644653 194064 digits Feb 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 739228 222534 digits Dec 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 763826 229938 digits Dec 2011 Thomaz Santana; PSieve; srsieve; PrimeGrid; LLR
n = 833038 250773 digits Apr 2012 Tom Shewbridge; PSieve; srsieve; PrimeGrid; LLR
n = 1059248 318869 digits Feb 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1120246 337231 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1969404 592853 digits Jun 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1985
max n: 2.372.246
n = 3 5 digits
n = 5 5 digits
n = 13 8 digits
n = 15 8 digits
n = 47 18 digits
n = 59 22 digits
n = 65 23 digits
n = 105 35 digits
n = 203 65 digits
n = 223 71 digits
n = 247 78 digits
n = 435 135 digits
n = 445 138 digits
n = 517 159 digits
n = 773 236 digits
n = 837 256 digits
n = 933 285 digits
n = 1127 343 digits
n = 6935 2091 digits Mar 1996 Patrick Demichel
n = 8085 2438 digits May 1996 Patrick Demichel
n = 9933 2994 digits
n = 11063 3334 digits
n = 14449 4353 digits
n = 35835 10791 digits
n = 62647 18862 digits
n = 74307 22372 digits
n = 74729 22499 digits
n = 80723 24304 digits
n = 125787 37869 digits
n = 339835 102304 digits Dec 2006 Steven Harvey; FermFact; OpenPFGW
n = 800963 241118 digits Mar 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1166339 351107 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1176635 354206 digits Oct 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1348017 405797 digits May 2015 Matthew Borneman; PSieve; srsieve; PrimeGrid; LLR
n = 1571265 473002 digits Feb 2020 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
n = 1638337 493192 digits May 2021 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1709427 514593 digits Sep 2022 Ryan Propper; PPSE; PrimeGrid
n = 1773005 533731 digits Nov 2023 PPSE; PrimeGrid
k: 1987
max n: 2.371.975
n = 2 4 digits
n = 4 5 digits
n = 10 7 digits
n = 22 10 digits
n = 44 17 digits
n = 214 68 digits
n = 232 74 digits
n = 392 122 digits
n = 460 142 digits
n = 734 225 digits
n = 1024 312 digits
n = 1052 320 digits
n = 1390 422 digits
n = 2002 606 digits
n = 2482 751 digits
n = 2552 772 digits
n = 3100 937 digits
n = 3676 1110 digits
n = 3916 1183 digits
n = 6776 2044 digits Mar 1996 Patrick Demichel
n = 8116 2447 digits May 1996 Patrick Demichel
n = 13096 3946 digits
n = 21622 6513 digits
n = 22066 6646 digits
n = 27364 8241 digits
n = 36236 10912 digits Dec 1998 David Hanson; Proth
n = 37576 11315 digits
n = 47252 14228 digits
n = 55762 16790 digits
n = 138034 41556 digits
n = 177860 53545 digits Jun 2003 Anton Oleynick; Proth
n = 301946 90899 digits Apr 2007 Steven Harvey; FermFact; OpenPFGW
n = 344576 103732 digits Sep 2007 Dr. James Scott Brown; PPSE; PrimeGrid
n = 957692 288298 digits Aug 2012 Marek Krawczyk; PSieve; srsieve; PrimeGrid; LLR
n = 1165364 350813 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1688270 508224 digits Apr 2022 Honza Cholt; PPSE; PrimeGrid
k: 1989
max n: 2.372.782
n = 3 5 digits
n = 5 5 digits
n = 6 6 digits
n = 7 6 digits
n = 13 8 digits
n = 17 9 digits
n = 26 12 digits
n = 27 12 digits
n = 35 14 digits
n = 43 17 digits
n = 53 20 digits
n = 61 22 digits
n = 98 33 digits
n = 117 39 digits
n = 123 41 digits
n = 147 48 digits
n = 185 59 digits
n = 226 72 digits
n = 255 81 digits
n = 262 83 digits
n = 475 147 digits
n = 921 281 digits
n = 1034 315 digits
n = 1097 334 digits
n = 1665 505 digits
n = 2001 606 digits
n = 2357 713 digits
n = 4143 1251 digits
n = 4623 1395 digits
n = 4765 1438 digits
n = 7262 2190 digits May 1996 Patrick Demichel
n = 8594 2591 digits May 1996 Patrick Demichel
n = 8998 2712 digits
n = 11663 3515 digits
n = 13123 3954 digits
n = 13215 3982 digits
n = 18597 5602 digits
n = 22482 6772 digits
n = 29355 8841 digits
n = 37023 11149 digits
n = 41110 12379 digits
n = 44427 13378 digits
n = 88718 26711 digits
n = 97314 29298 digits
n = 135773 40876 digits
n = 143217 43116 digits
n = 172310 51874 digits Jun 2003 Anton Oleynick; Proth
n = 233582 70319 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 418165 125884 digits Nov 2008 Steven Harvey; FermFact; OpenPFGW
n = 563374 169596 digits Oct 2010 Bruce Southey; PSieve; srsieve; PrimeGrid; LLR
n = 731541 220220 digits Dec 2011 Chris Kluka; PSieve; srsieve; PrimeGrid; LLR
n = 888755 267546 digits May 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1291102 388664 digits Aug 2014 Yegor Ryabchikov; PSieve; srsieve; PrimeGrid; LLR
n = 1360762 409634 digits Oct 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2174662 654642 digits Feb 2025 Andrew Dunchouk; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1991
max n: 2.372.792
n = 15 8 digits
n = 45 17 digits
n = 63 23 digits
n = 69 25 digits
n = 105 35 digits
n = 189 61 digits
n = 465 144 digits
n = 12351 3722 digits
n = 17637 5313 digits
n = 19701 5934 digits
n = 96945 29187 digits
n = 121101 36459 digits
n = 139569 42018 digits
n = 143999 43352 digits
n = 237119 71384 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 268007 80682 digits Jul 2006 Steven Harvey; FermFact; OpenPFGW
n = 422511 127192 digits Dec 2008 Steven Harvey; FermFact; OpenPFGW
n = 640175 192716 digits Feb 2011 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 1600263 481731 digits Sep 2020 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1816583 546850 digits Jan 2024 Michael Bowe; PPSE; PrimeGrid
k: 1993
max n: 2.373.365
n = 12 7 digits
n = 46 18 digits
n = 120 40 digits
n = 252 80 digits
n = 1140 347 digits
n = 6430 1939 digits
n = 7992 2410 digits May 1996 Patrick Demichel
n = 8230 2481 digits May 1996 Patrick Demichel
n = 10812 3259 digits
n = 35028 10548 digits
n = 36958 11129 digits
n = 109980 33111 digits
n = 501120 150856 digits May 2009 Justin Van Klein; srsieve; PrimeGrid; LLR
n = 575580 173271 digits Nov 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 884790 266352 digits May 2012 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 1465686 441219 digits Jan 2018 Andrew Borowski; PSieve; srsieve; PrimeGrid; LLR
n = 2326710 700413 digits Dec 2025 Kai Presler; PPSE; PrimeGrid
n = 3325302 1001019 digits Nov 2019 Hendrik Schawe; PSieve; srsieve; PrimeGrid; LLR
k: 1995
max n: 2.372.576
n = 5 5 digits
n = 6 6 digits
n = 7 6 digits
n = 9 7 digits
n = 11 7 digits
n = 14 8 digits
n = 16 9 digits
n = 17 9 digits
n = 21 10 digits
n = 26 12 digits
n = 38 15 digits
n = 39 16 digits
n = 74 26 digits
n = 86 30 digits
n = 136 45 digits
n = 142 47 digits
n = 146 48 digits
n = 199 64 digits
n = 220 70 digits
n = 234 74 digits
n = 248 78 digits
n = 270 85 digits
n = 284 89 digits
n = 487 150 digits
n = 492 152 digits
n = 499 154 digits
n = 538 166 digits
n = 636 195 digits
n = 656 201 digits
n = 780 239 digits
n = 1144 348 digits
n = 1406 427 digits
n = 1699 515 digits
n = 2390 723 digits
n = 2427 734 digits
n = 2457 743 digits
n = 2460 744 digits
n = 3201 967 digits
n = 3780 1142 digits
n = 4051 1223 digits
n = 5530 1668 digits
n = 6982 2106 digits Mar 1996 Patrick Demichel
n = 14164 4268 digits
n = 19737 5945 digits
n = 20247 6099 digits
n = 21402 6446 digits
n = 29850 8990 digits
n = 30390 9152 digits
n = 41110 12379 digits
n = 43536 13109 digits
n = 55758 16789 digits
n = 63321 19065 digits
n = 64039 19281 digits
n = 71082 21402 digits
n = 129572 39009 digits
n = 151298 45549 digits
n = 169296 50967 digits
n = 234024 70452 digits Apr 2006 Steven Harvey; FermFact; OpenPFGW
n = 255562 76936 digits Sep 2006 Steven Harvey; FermFact; OpenPFGW
n = 282474 85037 digits Jan 2007 Steven Harvey; FermFact; OpenPFGW
n = 357294 107560 digits Jan 2008 Steven Harvey; FermFact; OpenPFGW
n = 376991 113489 digits Feb 2008 Steven Harvey; FermFact; OpenPFGW
n = 395678 119115 digits Aug 2008 Steven Harvey; FermFact; OpenPFGW
n = 479842 144451 digits Aug 2009 Steven Harvey; FermFact; LLR; OpenPFGW
n = 500936 150801 digits Jan 2009 Payam Samidoost; FermFact; LLR; OpenPFGW
n = 526886 158612 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 540546 162724 digits Aug 2010 Roman Krompolc; PSieve; srsieve; PrimeGrid; LLR
n = 658255 198158 digits Mar 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 991276 298408 digits Sep 2012 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1740490 523943 digits Apr 2023 Ryan Propper; PPSE; PrimeGrid
n = 1890556 569118 digits Feb 2024 Phill Mayer; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2345020 705925 digits Feb 2026 Valter Cavecchia; PPSE; PrimeGrid
k: 1997
max n: 2.372.782
n = 7 6 digits
n = 155 50 digits
n = 347 108 digits
n = 595 183 digits
n = 1015 309 digits
n = 1115 339 digits
n = 3823 1155 digits May 1996 Henri Lifchitz; Samuli Larvala
n = 3851 1163 digits May 1996 Henri Lifchitz; Samuli Larvala
n = 4103 1239 digits May 1996 Henri Lifchitz; Samuli Larvala
n = 8671 2614 digits May 1996 Patrick Demichel
n = 19987 6020 digits Nov 1997 Henri Lifchitz; Proth
n = 32971 9929 digits Nov 1997 Henri Lifchitz; Proth
n = 52627 15846 digits Nov 1997 Henri Lifchitz; Proth
n = 91439 27530 digits
n = 134051 40357 digits
n = 134503 40493 digits
n = 172079 51805 digits Jun 2003 Anton Oleynick; Proth
n = 197315 59402 digits
n = 307127 92458 digits
n = 548147 165012 digits Sep 2010 Adam Ferralli; PSieve; srsieve; PrimeGrid; LLR
n = 923659 278053 digits Jun 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2218303 667780 digits Feb 2025 Jens Katzur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 1999
max n: 2.373.057
n = 14 8 digits
n = 38 15 digits
n = 150 49 digits
n = 154 50 digits
n = 534 165 digits
n = 994 303 digits
n = 2954 893 digits
n = 8958 2700 digits
n = 37950 11428 digits
n = 72154 21724 digits
n = 272318 81980 digits Oct 2006 Steven Harvey; FermFact; OpenPFGW
n = 1016098 305880 digits Oct 2012 F. Javier Sánchez; PSieve; srsieve; PrimeGrid; LLR
n = 1673574 503800 digits Feb 2022 Bob Calvin; PSieve; srsieve; PrimeGrid; LLR
n = 1867874 562290 digits Feb 2024 Bob Calvin; LLR2; PSieve; srsieve; PrimeGrid; LLR