Known Proth primes ; 5000 < k < 6000
Expression: k * 2^n + 1
k: 5001
max n: 2.372.272
n = 3 5 digits
n = 5 6 digits
n = 11 8 digits
n = 12 8 digits
n = 29 13 digits
n = 87 30 digits
n = 317 100 digits
n = 404 126 digits
n = 1223 372 digits
n = 1427 434 digits
n = 1604 487 digits
n = 1944 589 digits
n = 2775 840 digits
n = 2876 870 digits
n = 3209 970 digits
n = 3795 1147 digits 1993 Jeffrey Young
n = 8543 2576 digits
n = 9285 2799 digits
n = 13877 4182 digits
n = 16553 4987 digits May 1998 Steffen Polster; Proth
n = 21207 6388 digits May 1998 Steffen Polster; Proth
n = 23276 7011 digits May 1998 Steffen Polster; Proth
n = 35097 10569 digits
n = 70893 21345 digits
n = 105305 31704 digits
n = 172059 51799 digits
n = 176135 53026 digits
n = 176991 53284 digits
n = 190551 57366 digits
n = 195476 58848 digits
n = 475991 143292 digits Oct 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 525371 158157 digits Jul 2010 Steven Harvey; PSieve; srsieve; PrimeGrid; LLR
n = 554652 166971 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 564305 169877 digits Oct 2010 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 760227 228855 digits Feb 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 887804 267260 digits May 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 892199 268583 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1432451 431215 digits Jan 2017 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1535849 462341 digits Apr 2019 Louis Helm; PSieve; srsieve; PrimeGrid; LLR
k: 5003
max n: 2.373.373
n = 1 5 digits
n = 33 14 digits
n = 97 33 digits
n = 901 275 digits
n = 3133 947 digits
n = 31525 9494 digits Jul 1998 Steffen Polster; Proth
n = 41601 12527 digits
n = 72177 21732 digits
n = 85597 25771 digits
n = 93805 28242 digits
n = 120273 36210 digits
n = 138285 41632 digits
n = 321877 96899 digits
n = 981921 295592 digits Sep 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1014721 305466 digits Oct 2012 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1914141 576218 digits Feb 2024 Uwe Pilz; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5005
max n: 2.372.631
n = 2 5 digits
n = 8 7 digits
n = 16 9 digits
n = 34 14 digits
n = 68 25 digits
n = 88 31 digits
n = 98 34 digits
n = 272 86 digits
n = 332 104 digits
n = 344 108 digits
n = 396 123 digits
n = 542 167 digits
n = 968 296 digits
n = 1006 307 digits
n = 1024 312 digits
n = 1360 414 digits
n = 1452 441 digits
n = 1618 491 digits
n = 1940 588 digits
n = 2720 823 digits
n = 3072 929 digits
n = 5312 1603 digits
n = 5686 1716 digits
n = 6388 1927 digits
n = 7466 2252 digits May 1996 Patrick Demichel
n = 8128 2451 digits
n = 16868 5082 digits May 1998 Steffen Polster; Proth
n = 20834 6276 digits May 1998 Steffen Polster; Proth
n = 20852 6281 digits May 1998 Steffen Polster; Proth
n = 34772 10472 digits
n = 35102 10571 digits
n = 38086 11469 digits
n = 62776 18902 digits
n = 63610 19153 digits
n = 67878 20438 digits Sep 1998 Steffen Polster; Proth
n = 190070 57221 digits
n = 314400 94648 digits
n = 332566 100117 digits Apr 2012 Stefan Larsson; PPSE; PrimeGrid
n = 396128 119251 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 479770 144429 digits Oct 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 651542 196138 digits Feb 2011 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 713456 214776 digits Nov 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1038562 312643 digits Jan 2013 Neil Kemp; PSieve; srsieve; PrimeGrid; LLR
n = 1098514 330690 digits Jun 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1122456 337897 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1126168 339015 digits Aug 2013 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 2089934 629137 digits Jan 2025 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5007
max n: 2.371.765
n = 2 5 digits
n = 6 6 digits
n = 15 9 digits
n = 16 9 digits
n = 19 10 digits
n = 22 11 digits
n = 39 16 digits
n = 59 22 digits
n = 60 22 digits
n = 75 27 digits
n = 78 28 digits
n = 106 36 digits
n = 146 48 digits
n = 150 49 digits
n = 186 60 digits
n = 228 73 digits
n = 232 74 digits
n = 286 90 digits
n = 627 193 digits
n = 1012 309 digits
n = 1320 402 digits
n = 1519 461 digits
n = 1559 474 digits
n = 1668 506 digits
n = 1690 513 digits
n = 2240 679 digits
n = 2427 735 digits
n = 2991 905 digits
n = 4278 1292 digits 1993 Jeffrey Young
n = 4518 1364 digits 1993 Jeffrey Young
n = 5838 1762 digits
n = 8079 2436 digits
n = 13147 3962 digits
n = 13646 4112 digits
n = 13835 4169 digits
n = 19191 5781 digits May 1998 Steffen Polster; Proth
n = 21752 6552 digits May 1998 Steffen Polster; Proth
n = 26406 7953 digits Jun 1998 Steffen Polster; Proth
n = 59162 17814 digits
n = 64491 19418 digits Aug 1998 Steffen Polster; Proth
n = 65678 19775 digits Jul 1998 Steffen Polster; Proth
n = 83742 25213 digits
n = 165540 49837 digits
n = 167208 50339 digits
n = 217192 65386 digits
n = 307296 92510 digits
n = 325726 98057 digits
n = 331347 99750 digits
n = 462710 139294 digits Jul 2009 Axel Pfeiffer; srsieve; PrimeGrid; LLR
n = 610682 183838 digits Jan 2011 Rick Reynolds; PSieve; srsieve; PrimeGrid; LLR
n = 610927 183912 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 844506 254226 digits Apr 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1040078 313099 digits Jan 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1232886 371140 digits Jan 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1422760 428298 digits Sep 2016 Olaf Eiterig; PSieve; srsieve; PrimeGrid; LLR
n = 1863930 561103 digits Feb 2024 Tom Kledzik; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1899776 571894 digits Feb 2024 Ian Dickinson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2182699 657062 digits Feb 2025 Nèstor Abad; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5009
max n: 2.372.870
n = 9 7 digits
n = 11 8 digits
n = 47 18 digits
n = 157 51 digits
n = 185 60 digits
n = 187 60 digits
n = 217 70 digits
n = 219 70 digits
n = 251 80 digits
n = 377 118 digits
n = 531 164 digits
n = 1027 313 digits
n = 1235 376 digits
n = 1427 434 digits
n = 1507 458 digits
n = 1531 465 digits
n = 7629 2301 digits May 1996 Patrick Demichel
n = 8281 2497 digits
n = 12995 3916 digits
n = 15781 4755 digits May 1998 Steffen Polster; Proth
n = 16925 5099 digits May 1998 Steffen Polster; Proth
n = 29347 8839 digits Jun 1998 Steffen Polster; Proth
n = 36091 10869 digits
n = 47319 14249 digits
n = 69677 20979 digits
n = 70321 21173 digits
n = 82471 24830 digits
n = 98247 29579 digits
n = 141291 42537 digits
n = 283327 85294 digits
n = 398691 120022 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 531535 160012 digits Jul 2010 Brett Melvold; PSieve; srsieve; PrimeGrid; LLR
n = 552895 166442 digits Sep 2010 Anonymous; PSieve; srsieve; PrimeGrid; BOINC Poland; LLR
n = 1146499 345135 digits Aug 2013 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 2356259 709309 digits Apr 2026 Jaroslav Sekanina; PPSE; PrimeGrid
k: 5011
max n: 2.372.731
n = 4 5 digits
n = 8 7 digits
n = 40 16 digits
n = 44 17 digits
n = 580 179 digits
n = 944 288 digits
n = 4004 1210 digits 1993 Jeffrey Young
n = 6280 1895 digits
n = 7964 2402 digits
n = 28408 8556 digits Jun 1998 Steffen Polster; Proth
n = 43252 13024 digits
n = 79732 24006 digits
n = 168004 50578 digits
n = 305152 91864 digits
n = 565648 170281 digits Oct 2010 Ian Dickinson; PSieve; srsieve; PrimeGrid; LLR
k: 5013
max n: 2.372.784
n = 4 5 digits
n = 6 6 digits
n = 10 7 digits
n = 13 8 digits
n = 16 9 digits
n = 17 9 digits
n = 18 10 digits
n = 21 11 digits
n = 29 13 digits
n = 40 16 digits
n = 69 25 digits
n = 120 40 digits
n = 126 42 digits
n = 148 49 digits
n = 158 52 digits
n = 225 72 digits
n = 256 81 digits
n = 294 93 digits
n = 358 112 digits
n = 493 153 digits
n = 500 155 digits
n = 646 199 digits
n = 734 225 digits
n = 736 226 digits
n = 885 271 digits
n = 889 272 digits
n = 921 281 digits
n = 1058 323 digits
n = 1106 337 digits
n = 1640 498 digits
n = 2960 895 digits
n = 3869 1169 digits 1993 Jeffrey Young
n = 4626 1397 digits 1993 Jeffrey Young
n = 6921 2088 digits Mar 1996 Patrick Demichel
n = 9818 2960 digits
n = 10518 3170 digits
n = 14170 4270 digits
n = 15518 4676 digits May 1998 Steffen Polster; Proth
n = 15694 4729 digits May 1998 Steffen Polster; Proth
n = 16330 4920 digits May 1998 Steffen Polster; Proth
n = 45506 13703 digits
n = 46516 14007 digits
n = 56114 16896 digits
n = 79696 23995 digits
n = 83676 25193 digits
n = 102064 30729 digits
n = 207138 62359 digits
n = 232821 70090 digits
n = 272806 82127 digits
n = 313009 94229 digits
n = 384057 115617 digits Jun 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 423646 127534 digits Nov 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 436165 131303 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 634833 191108 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 648308 195164 digits Feb 2011 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 650740 195896 digits Feb 2011 James Boerner; PSieve; srsieve; PrimeGrid; LLR
n = 743010 223672 digits Feb 2012 John R H Graham; PSieve; srsieve; PrimeGrid; LLR
n = 892525 268681 digits Jun 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1264728 380725 digits May 2014 Bartlett Henderson; PSieve; srsieve; PrimeGrid; LLR
n = 1581509 476086 digits Jun 2020 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1607769 483991 digits Oct 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1800066 541878 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 1978136 595482 digits Jul 2024 Chad Steenerson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2039484 613950 digits Jan 2025 Jonathan Seeley; PPSE; PrimeGrid
n = 2074084 624366 digits Jan 2025 Mark Williams; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2087385 628370 digits Jan 2025 Jens Katzur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5015
max n: 2.373.429
n = 5 6 digits
n = 51 20 digits
n = 75 27 digits
n = 93 32 digits
n = 113 38 digits
n = 129 43 digits
n = 135 45 digits
n = 149 49 digits
n = 177 57 digits
n = 179 58 digits
n = 239 76 digits
n = 291 92 digits
n = 345 108 digits
n = 369 115 digits
n = 431 134 digits
n = 485 150 digits
n = 741 227 digits
n = 1125 343 digits
n = 2355 713 digits
n = 2871 868 digits
n = 4413 1333 digits 1993 Jeffrey Young
n = 4919 1485 digits 1993 Jeffrey Young
n = 6101 1841 digits
n = 6903 2082 digits Mar 1996 Patrick Demichel
n = 7115 2146 digits May 1996 Patrick Demichel
n = 10533 3175 digits
n = 11775 3549 digits
n = 19457 5861 digits May 1998 Steffen Polster; Proth
n = 28481 8578 digits Jun 1998 Steffen Polster; Proth
n = 37913 11417 digits
n = 43857 13206 digits
n = 50313 15150 digits
n = 67775 20407 digits
n = 74861 22540 digits
n = 128535 38697 digits
n = 132033 39750 digits
n = 151847 45715 digits
n = 181689 54698 digits
n = 259485 78117 digits
n = 280497 84442 digits
n = 480111 144532 digits Nov 2009 Koen van Gorp; PSieve; srsieve; PrimeGrid; LLR
n = 507717 152842 digits May 2010 Timothy D Winslow; PSieve; srsieve; PrimeGrid; LLR
n = 764709 230205 digits Feb 2012 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 827961 249245 digits Apr 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 886949 267002 digits May 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 898617 270515 digits Jun 2012 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 1000421 301161 digits Sep 2012 John ODonnell; PSieve; srsieve; PrimeGrid; LLR
n = 1148525 345745 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1188077 357651 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1312979 395250 digits Feb 2015 Seonghwan Kim; PSieve; srsieve; PrimeGrid; LLR
n = 1869261 562708 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1950789 587250 digits Apr 2024 Takashi Iwasaki; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2200431 662400 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5017
max n: 2.372.811
n = 4 5 digits
n = 40 16 digits
n = 46 18 digits
n = 52 20 digits
n = 66 24 digits
n = 90 31 digits
n = 166 54 digits
n = 426 132 digits
n = 676 208 digits
n = 796 244 digits
n = 2334 707 digits
n = 4174 1261 digits 1993 Jeffrey Young
n = 5050 1524 digits
n = 7554 2278 digits
n = 12772 3849 digits
n = 68386 20590 digits
n = 82948 24974 digits
n = 318010 95735 digits
n = 512392 154250 digits Jun 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 856252 257762 digits May 2012 Andrei Ryjkov; PSieve; srsieve; PrimeGrid; LLR
n = 859444 258723 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 871924 262479 digits May 2012 Tsutomu Takeuchi; PSieve; srsieve; PrimeGrid; LLR
n = 1245678 374991 digits Mar 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 5019
max n: 2.372.630
n = 1 5 digits
n = 3 5 digits
n = 11 8 digits
n = 15 9 digits
n = 19 10 digits
n = 23 11 digits
n = 29 13 digits
n = 45 18 digits
n = 46 18 digits
n = 62 23 digits
n = 63 23 digits
n = 95 33 digits
n = 105 36 digits
n = 119 40 digits
n = 165 54 digits
n = 190 61 digits
n = 195 63 digits
n = 289 91 digits
n = 311 98 digits
n = 383 119 digits
n = 1065 325 digits
n = 1142 348 digits
n = 1453 442 digits
n = 1459 443 digits
n = 1863 565 digits
n = 1879 570 digits
n = 1965 596 digits
n = 2565 776 digits
n = 3291 995 digits
n = 3861 1166 digits 1993 Jeffrey Young
n = 3993 1206 digits 1993 Jeffrey Young
n = 4173 1260 digits 1993 Jeffrey Young
n = 7605 2294 digits May 1996 Patrick Demichel
n = 10353 3121 digits
n = 10665 3215 digits
n = 11911 3590 digits
n = 14495 4368 digits
n = 17159 5170 digits May 1998 Steffen Polster; Proth
n = 18713 5637 digits May 1998 Steffen Polster; Proth
n = 20933 6306 digits May 1998 Steffen Polster; Proth
n = 21093 6354 digits May 1998 Steffen Polster; Proth
n = 30111 9069 digits Jul 1998 Steffen Polster; Proth
n = 37059 11160 digits
n = 39005 11746 digits
n = 41401 12467 digits
n = 48199 14514 digits
n = 48569 14625 digits
n = 63335 19070 digits
n = 83115 25024 digits
n = 87255 26271 digits
n = 97633 29395 digits
n = 101835 30660 digits
n = 135843 40897 digits
n = 137195 41304 digits
n = 271911 81858 digits
n = 295563 88978 digits
n = 448655 135063 digits Jan 2013 Justin Van Klein; PPSE; PrimeGrid
n = 559295 168369 digits Oct 2010 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 635621 191345 digits Feb 2011 Arjan Thomas; PSieve; srsieve; PrimeGrid; LLR
n = 865651 260591 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1151979 346784 digits Sep 2013 Zbigniew Lewandowski; PSieve; srsieve; PrimeGrid; LLR
n = 1227205 369430 digits Jan 2014 Dwight Ringdahl; PSieve; srsieve; PrimeGrid; LLR
n = 1649558 496571 digits Dec 2021 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 1679131 505473 digits Mar 2022 Detlef Lexut; PPSE; PrimeGrid
n = 2058675 619727 digits Jan 2025 Jonathan Seeley; PPSE; PrimeGrid
n = 2266755 682365 digits Apr 2025 Hugh Myers; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5021
max n: 2.373.272
n = 3 5 digits
n = 13 8 digits
n = 17 9 digits
n = 57 21 digits
n = 123 41 digits
n = 143 47 digits
n = 553 171 digits
n = 883 270 digits
n = 919 281 digits
n = 1059 323 digits
n = 4989 1506 digits 1993 Jeffrey Young
n = 10239 3086 digits
n = 23389 7045 digits May 1998 Steffen Polster; Proth
n = 28077 8456 digits Jun 1998 Steffen Polster; Proth
n = 52447 15792 digits
n = 206027 62025 digits
n = 253453 76301 digits
n = 343687 103464 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 396943 119496 digits Jul 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 1677627 505020 digits Mar 2022 Krzysztof Koczubik; PPSE; PrimeGrid
n = 1805017 543368 digits Jan 2024 Yegor Ryabchikov; PPSE; PrimeGrid
n = 1969699 592943 digits Jun 2024 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5023
max n: 2.372.709
n = 4 5 digits
n = 22 11 digits
n = 34 14 digits
n = 44 17 digits
n = 62 23 digits
n = 102 35 digits
n = 172 56 digits
n = 182 59 digits
n = 206 66 digits
n = 264 84 digits
n = 266 84 digits
n = 460 143 digits
n = 686 211 digits
n = 894 273 digits
n = 2100 636 digits
n = 2784 842 digits
n = 3420 1034 digits 1993 Jeffrey Young
n = 5570 1681 digits
n = 7126 2149 digits May 1996 Patrick Demichel
n = 8172 2464 digits May 1996 Patrick Demichel
n = 39634 11935 digits
n = 41576 12520 digits
n = 59702 17976 digits
n = 74352 22386 digits
n = 81606 24570 digits
n = 90606 27279 digits
n = 112062 33738 digits
n = 126712 38148 digits
n = 140460 42287 digits
n = 191210 57564 digits
n = 208556 62786 digits
n = 256230 77137 digits
n = 457054 137591 digits Jun 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 1468194 441975 digits Feb 2018 Carlos Loureiro; PSieve; srsieve; PrimeGrid; LLR
n = 1731026 521095 digits Jan 2023 Takashi Iwasaki; PPSE; PrimeGrid
k: 5025
max n: 2.372.800
n = 2 5 digits
n = 10 7 digits
n = 20 10 digits
n = 32 14 digits
n = 65 24 digits
n = 71 26 digits
n = 77 27 digits
n = 82 29 digits
n = 85 30 digits
n = 88 31 digits
n = 97 33 digits
n = 125 42 digits
n = 178 58 digits
n = 185 60 digits
n = 512 158 digits
n = 545 168 digits
n = 913 279 digits
n = 1108 338 digits
n = 1138 347 digits
n = 1450 441 digits
n = 1505 457 digits
n = 2057 623 digits
n = 4277 1292 digits 1993 Jeffrey Young
n = 4630 1398 digits 1993 Jeffrey Young
n = 5363 1619 digits
n = 6970 2102 digits Mar 1996 Patrick Demichel
n = 7054 2128 digits Mar 1996 Patrick Demichel
n = 9827 2962 digits
n = 11453 3452 digits
n = 11531 3475 digits
n = 14666 4419 digits
n = 14735 4440 digits
n = 15737 4742 digits May 1998 Steffen Polster; Proth
n = 19634 5915 digits May 1998 Steffen Polster; Proth
n = 21314 6420 digits Oct 1996 Patrick Demichel
n = 31676 9540 digits Jul 1998 Steffen Polster; Proth
n = 32711 9851 digits Aug 1998 Steffen Polster; Proth
n = 34592 10417 digits
n = 37213 11206 digits
n = 51098 15386 digits Mar 1999 Tadashi Taura; Proth
n = 60586 18242 digits
n = 111650 33614 digits
n = 159971 48160 digits
n = 289486 87148 digits
n = 314674 94731 digits
n = 316193 95188 digits
n = 619582 186517 digits Feb 2011 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 1045211 314644 digits Feb 2013 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1143406 344204 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1880291 566028 digits Feb 2024 Lorin Arnold; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5027
max n: 2.372.238
n = 7 6 digits
n = 59 22 digits
n = 115 39 digits
n = 119 40 digits
n = 259 82 digits
n = 455 141 digits
n = 463 144 digits
n = 667 205 digits
n = 671 206 digits
n = 1219 371 digits
n = 1343 408 digits
n = 1683 511 digits
n = 9899 2984 digits
n = 10447 3149 digits
n = 23151 6973 digits May 1998 Steffen Polster; Proth
n = 53803 16201 digits
n = 62135 18709 digits
n = 124691 37540 digits
n = 131915 39715 digits
n = 391199 117767 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 1364939 410892 digits Nov 2015 Seonghwan Kim; PSieve; srsieve; PrimeGrid; LLR
n = 2070471 623278 digits Jan 2025 Mark Williams; PPSE; PrimeGrid
n = 2245147 675861 digits Mar 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5029
max n: 2.373.457
n = 2 5 digits
n = 26 12 digits
n = 50 19 digits
n = 770 236 digits
n = 1962 595 digits
n = 10398 3134 digits
n = 22790 6865 digits May 1998 Steffen Polster; Proth
n = 42438 12779 digits
n = 1197990 360635 digits Nov 2013 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
k: 5031
max n: 2.373.006
n = 7 6 digits
n = 12 8 digits
n = 19 10 digits
n = 27 12 digits
n = 28 13 digits
n = 45 18 digits
n = 49 19 digits
n = 60 22 digits
n = 61 23 digits
n = 75 27 digits
n = 81 29 digits
n = 148 49 digits
n = 172 56 digits
n = 201 65 digits
n = 247 79 digits
n = 249 79 digits
n = 271 86 digits
n = 771 236 digits
n = 4125 1246 digits 1993 Jeffrey Young
n = 4249 1283 digits 1993 Jeffrey Young
n = 6387 1927 digits
n = 6549 1976 digits
n = 6825 2059 digits Mar 1996 Patrick Demichel
n = 7177 2165 digits May 1996 Patrick Demichel
n = 7276 2194 digits May 1996 Patrick Demichel
n = 7428 2240 digits May 1996 Patrick Demichel
n = 7492 2260 digits May 1996 Patrick Demichel
n = 9081 2738 digits
n = 11421 3442 digits
n = 20629 6214 digits May 1998 Steffen Polster; Proth
n = 38311 11537 digits
n = 38851 11700 digits
n = 51205 15418 digits
n = 58756 17692 digits
n = 69789 21013 digits
n = 106105 31945 digits
n = 114957 34610 digits
n = 128217 38601 digits
n = 136729 41164 digits
n = 223447 67268 digits
n = 258919 77947 digits
n = 292077 87928 digits
n = 311196 93684 digits
n = 587359 176817 digits Dec 2010 Robert W. Culbertson; PSieve; srsieve; PrimeGrid; LLR
n = 1255249 377872 digits Apr 2014 Yang Xi; PSieve; srsieve; PrimeGrid; LLR
n = 1515099 456094 digits Feb 2019 Wes Hewitt; PSieve; srsieve; PrimeGrid; LLR
n = 1831267 551270 digits Jan 2024 PPSE; PrimeGrid
n = 2034597 612479 digits Dec 2024 Yifei Gao; PPSE; PrimeGrid
k: 5033
max n: 2.373.421
n = 1 5 digits
n = 57 21 digits
n = 289 91 digits
n = 1761 534 digits
n = 8065 2432 digits
n = 21225 6394 digits May 1998 Steffen Polster; Proth
n = 30385 9151 digits Jul 1998 Steffen Polster; Proth
n = 423657 127538 digits Nov 2012 Dr. James Scott Brown; PPSE; PrimeGrid
k: 5035
max n: 2.373.189
n = 14 8 digits
n = 30 13 digits
n = 34 14 digits
n = 68 25 digits
n = 70 25 digits
n = 86 30 digits
n = 144 48 digits
n = 358 112 digits
n = 370 116 digits
n = 410 128 digits
n = 510 158 digits
n = 726 223 digits
n = 816 250 digits
n = 1046 319 digits
n = 1266 385 digits
n = 1298 395 digits
n = 1356 412 digits
n = 3804 1149 digits 1993 Jeffrey Young
n = 7590 2289 digits May 1996 Patrick Demichel
n = 8528 2571 digits
n = 10266 3095 digits
n = 13610 4101 digits
n = 19284 5809 digits May 1998 Steffen Polster; Proth
n = 20534 6186 digits May 1998 Steffen Polster; Proth
n = 21326 6424 digits May 1998 Steffen Polster; Proth
n = 23414 7053 digits May 1998 Steffen Polster; Proth
n = 33778 10172 digits Oct 1998 Steffen Polster; Proth
n = 37020 11148 digits
n = 41806 12589 digits
n = 45258 13628 digits
n = 80294 24175 digits
n = 102390 30827 digits
n = 112746 33944 digits
n = 137486 41392 digits
n = 138648 41741 digits
n = 165930 49954 digits
n = 186360 56104 digits
n = 212520 63979 digits
n = 232006 69845 digits
n = 392466 118148 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 545646 164260 digits Sep 2010 Will Oram; PSieve; srsieve; PrimeGrid; LLR
n = 577534 173859 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 756086 227609 digits Feb 2012 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 926786 278995 digits Jun 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 979526 294871 digits Aug 2012 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 1252208 376956 digits Apr 2014 Akihiko Satou; PSieve; srsieve; PrimeGrid; LLR
n = 1470620 442705 digits Feb 2018 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
n = 1503398 452572 digits Oct 2018 Dr. Robert Brezovnik; PSieve; srsieve; PrimeGrid; LLR
k: 5037
max n: 2.372.783
n = 2 5 digits
n = 22 11 digits
n = 42 17 digits
n = 43 17 digits
n = 95 33 digits
n = 155 51 digits
n = 323 101 digits
n = 372 116 digits
n = 572 176 digits
n = 664 204 digits
n = 808 247 digits
n = 1755 533 digits
n = 2968 898 digits
n = 3472 1049 digits 1993 Jeffrey Young
n = 4374 1321 digits 1993 Jeffrey Young
n = 4378 1322 digits 1993 Jeffrey Young
n = 4874 1471 digits 1993 Jeffrey Young
n = 4978 1503 digits 1993 Jeffrey Young
n = 5279 1593 digits
n = 5978 1804 digits
n = 10382 3129 digits
n = 12868 3878 digits
n = 13774 4151 digits
n = 14079 4242 digits
n = 21747 6551 digits May 1998 Steffen Polster; Proth
n = 27468 8273 digits Jun 1998 Steffen Polster; Proth
n = 41074 12369 digits
n = 47802 14394 digits
n = 62422 18795 digits
n = 70484 21222 digits
n = 81524 24545 digits
n = 81672 24590 digits
n = 115772 34855 digits
n = 121467 36569 digits
n = 147135 44296 digits
n = 147674 44459 digits
n = 163964 49362 digits
n = 187779 56531 digits
n = 229594 69119 digits
n = 247803 74600 digits
n = 276372 83200 digits
n = 290842 87556 digits
n = 339215 102118 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 777642 234098 digits Mar 2012 Rauno Jakobson; PSieve; srsieve; PrimeGrid; LLR
n = 1078314 324609 digits Apr 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1673084 503653 digits Feb 2022 Roman Strajt; PSieve; srsieve; PrimeGrid; LLR
k: 5039
max n: 2.372.970
n = 1 5 digits
n = 11 8 digits
n = 29 13 digits
n = 41 17 digits
n = 83 29 digits
n = 469 145 digits
n = 931 284 digits
n = 1211 369 digits
n = 1343 408 digits
n = 1453 442 digits
n = 2989 904 digits
n = 5621 1696 digits
n = 10201 3075 digits
n = 13747 4142 digits
n = 13763 4147 digits
n = 15443 4653 digits May 1998 Steffen Polster; Proth
n = 35777 10774 digits
n = 42223 12715 digits
n = 53351 16064 digits
n = 62083 18693 digits
n = 121069 36450 digits
n = 154597 46543 digits
n = 219529 66089 digits
n = 511597 154010 digits Jun 2010 Robert Michael Andrews; PSieve; srsieve; PrimeGrid; LLR
n = 953677 287090 digits Jul 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1871263 563310 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5041
max n: 2.372.607
n = 4 5 digits
n = 16 9 digits
n = 48 19 digits
n = 84 29 digits
n = 132 44 digits
n = 144 48 digits
n = 196 63 digits
n = 280 88 digits
n = 328 103 digits
n = 340 107 digits
n = 364 114 digits
n = 444 138 digits
n = 456 141 digits
n = 516 160 digits
n = 588 181 digits
n = 1020 311 digits
n = 15652 4716 digits May 1998 Steffen Polster; Proth
n = 18796 5662 digits May 1998 Steffen Polster; Proth
n = 18852 5679 digits May 1998 Steffen Polster; Proth
n = 539440 162392 digits Aug 2010 Glen Martin; PSieve; srsieve; PrimeGrid; LLR
n = 612148 184279 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 841408 253293 digits Apr 2012 JensOla Ekström; PSieve; srsieve; PrimeGrid; LLR
n = 1075396 323731 digits Apr 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1612440 485397 digits Dec 2020 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 1942168 584655 digits Mar 2024 Takashi Iwasaki; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5043
max n: 2.372.869
n = 2 5 digits
n = 5 6 digits
n = 8 7 digits
n = 14 8 digits
n = 17 9 digits
n = 26 12 digits
n = 68 25 digits
n = 69 25 digits
n = 90 31 digits
n = 134 45 digits
n = 162 53 digits
n = 177 57 digits
n = 246 78 digits
n = 269 85 digits
n = 302 95 digits
n = 393 123 digits
n = 477 148 digits
n = 486 151 digits
n = 509 157 digits
n = 1178 359 digits
n = 1262 384 digits
n = 1364 415 digits
n = 1470 447 digits
n = 1542 468 digits
n = 2324 704 digits
n = 2714 821 digits
n = 3093 935 digits
n = 3369 1018 digits 1993 Jeffrey Young
n = 5634 1700 digits
n = 5648 1704 digits
n = 7370 2223 digits May 1996 Patrick Demichel
n = 11246 3390 digits May 1996 Patrick Demichel
n = 14106 4251 digits
n = 14234 4289 digits
n = 21917 6602 digits May 1998 Steffen Polster; Proth
n = 22854 6884 digits 1996 Patrick Demichel
n = 27597 8312 digits Jun 1998 Steffen Polster; Proth
n = 27728 8351 digits Jun 1998 Steffen Polster; Proth
n = 46562 14021 digits
n = 51356 15464 digits
n = 69053 20791 digits
n = 83228 25058 digits
n = 133652 40237 digits
n = 189689 57106 digits
n = 243317 73250 digits
n = 274518 82642 digits
n = 387630 116692 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 497546 149780 digits Jun 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 626462 188588 digits Feb 2011 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 777617 234090 digits Feb 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 964242 290270 digits Aug 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1088729 327744 digits Apr 2013 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1116722 336171 digits Jul 2013 Dirk Dhuyvetters; PSieve; srsieve; PrimeGrid; LLR
n = 1515522 456222 digits Feb 2019 Edward McKernan; PSieve; srsieve; PrimeGrid; LLR
k: 5045
max n: 2.373.182
n = 1 5 digits
n = 3 5 digits
n = 15 9 digits
n = 39 16 digits
n = 51 20 digits
n = 63 23 digits
n = 141 47 digits
n = 211 68 digits
n = 901 275 digits
n = 1923 583 digits
n = 2875 870 digits
n = 3583 1083 digits 1993 Jeffrey Young
n = 3811 1151 digits 1993 Jeffrey Young
n = 4701 1419 digits 1993 Jeffrey Young
n = 8895 2682 digits
n = 47335 14253 digits
n = 56461 17001 digits
n = 68553 20641 digits
n = 74433 22411 digits
n = 94335 28402 digits
n = 137641 41438 digits
n = 238851 71906 digits
n = 242361 72962 digits
n = 340201 102415 digits Apr 2012 John Murphy; PPSE; PrimeGrid
n = 462813 139325 digits Jul 2009 Agustín DallAlba; srsieve; PrimeGrid; LLR
n = 680133 204745 digits Aug 2011 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 1071573 322580 digits Apr 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1390599 418616 digits Feb 2016 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1783321 536837 digits Dec 2023 Gary Bauer; PPSE; PrimeGrid
n = 1822131 548520 digits Jan 2024 Jonathan Gehrke; PPSE; PrimeGrid
n = 2159865 650188 digits Feb 2025 Nicholas Mohacsy; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2168941 652921 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2206125 664114 digits Feb 2025 Vladislav Ketamino; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5047
max n: 2.372.795
n = 6 6 digits
n = 10 7 digits
n = 22 11 digits
n = 32 14 digits
n = 34 14 digits
n = 40 16 digits
n = 44 17 digits
n = 72 26 digits
n = 80 28 digits
n = 112 38 digits
n = 118 40 digits
n = 234 75 digits
n = 252 80 digits
n = 260 82 digits
n = 310 98 digits
n = 344 108 digits
n = 712 219 digits
n = 1036 316 digits
n = 5896 1779 digits
n = 10756 3242 digits
n = 15072 4541 digits Apr 1998 Steffen Polster; Proth
n = 25672 7732 digits Jun 1998 Steffen Polster; Proth
n = 152914 46036 digits
n = 304096 91546 digits
n = 451772 136001 digits Apr 2009 Bruno Courty; srsieve; PrimeGrid; LLR
n = 481852 145056 digits Dec 2009 Francois Adams; PSieve; srsieve; PrimeGrid; LLR
n = 546738 164589 digits Sep 2010 Eric Lawson; PSieve; srsieve; PrimeGrid; LLR
n = 1951966 587605 digits Apr 2024 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5049
max n: 2.372.794
n = 1 5 digits
n = 5 6 digits
n = 6 6 digits
n = 7 6 digits
n = 51 20 digits
n = 62 23 digits
n = 77 27 digits
n = 131 44 digits
n = 174 57 digits
n = 185 60 digits
n = 241 77 digits
n = 277 88 digits
n = 279 88 digits
n = 361 113 digits
n = 367 115 digits
n = 402 125 digits
n = 419 130 digits
n = 437 136 digits
n = 554 171 digits
n = 567 175 digits
n = 697 214 digits
n = 1035 316 digits
n = 1081 330 digits
n = 1255 382 digits
n = 1551 471 digits
n = 1927 584 digits
n = 2406 728 digits
n = 2931 887 digits
n = 4859 1467 digits 1993 Jeffrey Young
n = 4981 1504 digits 1993 Jeffrey Young
n = 6262 1889 digits
n = 6749 2036 digits Mar 1996 Patrick Demichel
n = 7514 2266 digits May 1996 Patrick Demichel
n = 10342 3117 digits
n = 13247 3992 digits
n = 14182 4273 digits
n = 14437 4350 digits
n = 14507 4371 digits
n = 20801 6266 digits May 1998 Steffen Polster; Proth
n = 31095 9365 digits Jul 1998 Steffen Polster; Proth
n = 40274 12128 digits
n = 41894 12616 digits
n = 47655 14350 digits
n = 53447 16093 digits
n = 61506 18519 digits
n = 78282 23569 digits
n = 83786 25226 digits
n = 92946 27984 digits
n = 98027 29513 digits
n = 100182 30162 digits
n = 117037 35236 digits
n = 129282 38922 digits
n = 129661 39036 digits
n = 146439 44087 digits
n = 178767 53818 digits
n = 353717 106484 digits May 2012 James Boerner; PPSE; PrimeGrid
n = 387257 116580 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 452511 136224 digits Apr 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 566497 170537 digits Oct 2010 Eric Lawson; PSieve; srsieve; PrimeGrid; LLR
n = 582061 175222 digits Nov 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1542810 464436 digits Jul 2019 Eric Markle; PSieve; srsieve; PrimeGrid; LLR
n = 1661386 500131 digits Feb 2022 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
n = 1788834 538497 digits Jan 2024 Jan Kožíšek; PPSE; PrimeGrid
k: 5051
max n: 2.373.080
n = 1 5 digits
n = 15 9 digits
n = 21 11 digits
n = 25 12 digits
n = 85 30 digits
n = 157 51 digits
n = 533 165 digits
n = 713 219 digits
n = 783 240 digits
n = 981 300 digits
n = 1277 389 digits
n = 5141 1552 digits
n = 6101 1841 digits
n = 6605 1993 digits
n = 6825 2059 digits Mar 1996 Patrick Demichel
n = 8441 2545 digits
n = 9017 2719 digits
n = 12383 3732 digits
n = 14415 4344 digits
n = 18721 5640 digits Oct 1996 Patrick Demichel
n = 23137 6969 digits May 1998 Steffen Polster; Proth
n = 40797 12285 digits
n = 48023 14461 digits
n = 78533 23645 digits
n = 204417 61540 digits
n = 675073 203221 digits Aug 2011 Takahito Matsumoto; PSieve; srsieve; PrimeGrid; LLR
n = 1017423 306279 digits Oct 2012 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 1224601 368646 digits Dec 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 5053
max n: 2.372.499
n = 4 5 digits
n = 16 9 digits
n = 40 16 digits
n = 44 17 digits
n = 52 20 digits
n = 340 107 digits
n = 488 151 digits
n = 1232 375 digits
n = 1312 399 digits
n = 1396 424 digits
n = 2888 874 digits
n = 5044 1523 digits
n = 8432 2542 digits
n = 9664 2913 digits
n = 47008 14155 digits
n = 49214 14819 digits
n = 1051312 316481 digits Mar 2013 Bartlett Henderson; PSieve; srsieve; PrimeGrid; LLR
k: 5055
max n: 2.372.819
n = 1 5 digits
n = 5 6 digits
n = 8 7 digits
n = 10 7 digits
n = 12 8 digits
n = 14 8 digits
n = 17 9 digits
n = 18 10 digits
n = 24 11 digits
n = 37 15 digits
n = 40 16 digits
n = 42 17 digits
n = 68 25 digits
n = 70 25 digits
n = 77 27 digits
n = 142 47 digits
n = 280 88 digits
n = 324 102 digits
n = 418 130 digits
n = 510 158 digits
n = 602 185 digits
n = 612 188 digits
n = 618 190 digits
n = 708 217 digits
n = 990 302 digits
n = 1038 317 digits
n = 1041 318 digits
n = 1249 380 digits
n = 1714 520 digits
n = 1754 532 digits
n = 2119 642 digits
n = 2245 680 digits
n = 3219 973 digits
n = 4013 1212 digits 1993 Jeffrey Young
n = 4674 1411 digits 1993 Jeffrey Young
n = 7441 2244 digits May 1996 Patrick Demichel
n = 7879 2376 digits
n = 13477 4061 digits
n = 15942 4803 digits May 1998 Steffen Polster; Proth
n = 17034 5132 digits May 1998 Steffen Polster; Proth
n = 21929 6605 digits May 1998 Steffen Polster; Proth
n = 28771 8665 digits Jun 1998 Steffen Polster; Proth
n = 29623 8922 digits Jun 1998 Steffen Polster; Proth
n = 36955 11129 digits Mar 1999 Tadashi Taura; Proth
n = 40274 12128 digits
n = 54942 16543 digits
n = 69045 20789 digits
n = 74419 22407 digits
n = 108682 32721 digits
n = 119209 35890 digits
n = 121351 36534 digits
n = 190339 57302 digits
n = 280084 84318 digits
n = 346711 104375 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 347155 104508 digits Apr 2012 Adrian Schori; PPSE; PrimeGrid
n = 379764 114325 digits Jun 2012 Adrian Schori; PPSE; PrimeGrid
n = 406663 122422 digits Aug 2012 Adrian Schori; PPSE; PrimeGrid
n = 457502 137726 digits Jun 2009 Patrick Keller; srsieve; PrimeGrid; LLR
n = 478718 144113 digits Nov 2009 Markus Schoenberger; srsieve; PrimeGrid; LLR
n = 686047 206525 digits Sep 2011 Bartosz Michałowski; PSieve; srsieve; PrimeGrid; LLR
n = 839247 252643 digits Apr 2012 Randy Eldredge; PSieve; srsieve; PrimeGrid; LLR
n = 896299 269817 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 922309 277647 digits Jun 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 949765 285912 digits Jul 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1333582 401452 digits Apr 2015 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 1601365 482063 digits Sep 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1610683 484868 digits Nov 2020 姚乃心; PSieve; srsieve; PrimeGrid; LLR
n = 1913158 575922 digits Feb 2024 Steve Cole; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2029924 611072 digits Dec 2024 Vaughan Davies; PPSE; PrimeGrid
n = 2070142 623179 digits Jan 2025 Jonathan Gehrke; PPSE; PrimeGrid
k: 5057
max n: 2.372.854
n = 11 8 digits
n = 15 9 digits
n = 23 11 digits
n = 39 16 digits
n = 59 22 digits
n = 291 92 digits
n = 1491 453 digits
n = 1691 513 digits
n = 1971 598 digits
n = 2787 843 digits
n = 3635 1098 digits 1993 Jeffrey Young
n = 5571 1681 digits
n = 18815 5668 digits May 1998 Steffen Polster; Proth
n = 40467 12186 digits
n = 44547 13414 digits
n = 75407 22704 digits
n = 116511 35078 digits
n = 130823 39386 digits
n = 776235 233674 digits Feb 2012 Maarten de Jong; PSieve; srsieve; PrimeGrid; LLR
k: 5059
max n: 2.373.033
n = 18 10 digits
n = 202 65 digits
n = 274 87 digits
n = 934 285 digits
n = 166714 50190 digits
n = 265822 80025 digits
n = 2283574 687428 digits Jun 2025 Valter Cavecchia; PPSE; PrimeGrid
k: 5061
max n: 2.372.623
n = 7 6 digits
n = 8 7 digits
n = 9 7 digits
n = 17 9 digits
n = 23 11 digits
n = 24 11 digits
n = 29 13 digits
n = 51 20 digits
n = 56 21 digits
n = 67 24 digits
n = 83 29 digits
n = 107 36 digits
n = 128 43 digits
n = 149 49 digits
n = 161 53 digits
n = 189 61 digits
n = 644 198 digits
n = 1323 402 digits
n = 1496 455 digits
n = 1824 553 digits
n = 1884 571 digits
n = 1931 585 digits
n = 2072 628 digits
n = 3764 1137 digits 1993 Jeffrey Young
n = 4568 1379 digits 1993 Jeffrey Young
n = 4967 1499 digits 1993 Jeffrey Young
n = 5852 1766 digits
n = 7729 2331 digits May 1996 Patrick Demichel
n = 11688 3523 digits
n = 11923 3593 digits
n = 12969 3908 digits
n = 34416 10364 digits Nov 1998 Steffen Polster; Proth
n = 40853 12302 digits
n = 49959 15043 digits
n = 51707 15570 digits
n = 61823 18615 digits
n = 147481 44400 digits
n = 148104 44588 digits
n = 186741 56219 digits
n = 196121 59043 digits
n = 216379 65141 digits
n = 225236 67807 digits
n = 275643 82981 digits
n = 434928 130931 digits Dec 2012 Nikolaos Derziotis; PPSE; PrimeGrid
n = 661316 199080 digits Apr 2011 Sean Harrigan; PSieve; srsieve; PrimeGrid; LLR
n = 700640 210918 digits Feb 2010 Rodger M. Ewing; PSieve; srsieve; PrimeGrid; LLR
n = 841481 253315 digits Apr 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 856292 257774 digits May 2012 Haydn Gittemeier; PSieve; srsieve; PrimeGrid; LLR
n = 955644 287682 digits Jul 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1621968 488265 digits Feb 2021 Greg Miller; PSieve; srsieve; PrimeGrid; LLR
n = 1956869 589080 digits Apr 2024 Derek Gordon; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5063
max n: 2.373.428
n = 5 6 digits
n = 113 38 digits
n = 165 54 digits
n = 785 241 digits
n = 3233 977 digits
n = 14313 4313 digits
n = 25049 7545 digits Jun 1998 Steffen Polster; Proth
n = 50525 15214 digits
n = 107705 32427 digits
n = 394949 118896 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 1893029 569863 digits Feb 2024 Stephanie Smith; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5065
max n: 2.371.765
n = 2 5 digits
n = 4 5 digits
n = 6 6 digits
n = 12 8 digits
n = 14 8 digits
n = 18 10 digits
n = 20 10 digits
n = 26 12 digits
n = 42 17 digits
n = 44 17 digits
n = 46 18 digits
n = 76 27 digits
n = 94 33 digits
n = 100 34 digits
n = 108 37 digits
n = 110 37 digits
n = 254 81 digits
n = 670 206 digits
n = 798 244 digits
n = 2420 733 digits
n = 2926 885 digits
n = 3134 948 digits
n = 5556 1677 digits
n = 5742 1733 digits
n = 10374 3127 digits
n = 11550 3481 digits
n = 12180 3671 digits
n = 16110 4854 digits May 1998 Steffen Polster; Proth
n = 53758 16187 digits
n = 58860 17723 digits
n = 81554 24554 digits
n = 339804 102295 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 899844 270884 digits Jun 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 918788 276587 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 947478 285224 digits Jul 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
k: 5067
max n: 2.372.833
n = 2 5 digits
n = 16 9 digits
n = 19 10 digits
n = 34 14 digits
n = 46 18 digits
n = 47 18 digits
n = 50 19 digits
n = 82 29 digits
n = 499 154 digits
n = 811 248 digits
n = 950 290 digits
n = 1955 593 digits
n = 3040 919 digits
n = 4310 1302 digits 1993 Jeffrey Young
n = 4546 1373 digits 1993 Jeffrey Young
n = 12562 3786 digits
n = 22670 6829 digits May 1998 Steffen Polster; Proth
n = 22730 6847 digits May 1998 Steffen Polster; Proth
n = 22739 6849 digits May 1998 Steffen Polster; Proth
n = 26006 7833 digits Jun 1998 Steffen Polster; Proth
n = 32159 9685 digits Aug 1998 Steffen Polster; Proth
n = 113675 34224 digits
n = 126610 38118 digits
n = 146003 43955 digits
n = 292655 88102 digits
n = 442411 133183 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 898774 270562 digits Jun 2012 Jean Sébastien Delisle; PSieve; srsieve; PrimeGrid; LLR
n = 1074703 323522 digits Apr 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1288687 387938 digits Aug 2014 Dante Eickhoff; PSieve; srsieve; PrimeGrid; LLR
n = 1972000 593635 digits Jun 2024 Latah Headrick; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1986319 597946 digits Aug 2024 Gregory Bennett; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2339174 704166 digits Jan 2026 Ryan Propper; PPSE; PrimeGrid
k: 5069
max n: 2.372.446
n = 1 5 digits
n = 5 6 digits
n = 17 9 digits
n = 61 23 digits
n = 63 23 digits
n = 71 26 digits
n = 133 44 digits
n = 221 71 digits
n = 315 99 digits
n = 331 104 digits
n = 473 147 digits
n = 975 298 digits
n = 1045 319 digits
n = 1361 414 digits
n = 4847 1463 digits 1993 Jeffrey Young
n = 4957 1496 digits 1993 Jeffrey Young
n = 6431 1940 digits
n = 9041 2726 digits
n = 11727 3534 digits
n = 25555 7697 digits Jun 1998 Steffen Polster; Proth
n = 49011 14758 digits
n = 52825 15906 digits
n = 88011 26498 digits
n = 179345 53992 digits
n = 243227 73223 digits
n = 286465 86239 digits
n = 363553 109445 digits May 2012 PPSE; PrimeGrid
n = 369591 111262 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 426497 128393 digits Nov 2012 Gary Harris; PPSE; PrimeGrid
n = 735301 221352 digits Feb 2012 Steve McNeill; PSieve; srsieve; PrimeGrid; LLR
n = 944053 284192 digits Jul 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 988437 297553 digits Sep 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1477413 444750 digits Feb 2018 Ken Ito; PSieve; srsieve; PrimeGrid; LLR
k: 5071
max n: 2.372.855
n = 24 11 digits
n = 44 17 digits
n = 60 22 digits
n = 128 43 digits
n = 344 108 digits
n = 920 281 digits
n = 932 285 digits
n = 2556 774 digits
n = 2636 798 digits
n = 5432 1639 digits
n = 10820 3261 digits
n = 11828 3565 digits
n = 17660 5320 digits May 1998 Steffen Polster; Proth
n = 29592 8912 digits Jun 1998 Steffen Polster; Proth
n = 40020 12051 digits
n = 51500 15507 digits
n = 82328 24787 digits
n = 134000 40342 digits
n = 630428 189782 digits Feb 2011 Artur Obara; PSieve; srsieve; PrimeGrid; LLR
n = 1367384 411628 digits Nov 2015 Sascha Beat Dinkel; PSieve; srsieve; PrimeGrid; LLR
n = 1392092 419066 digits Feb 2016 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1488440 448069 digits Apr 2018 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
n = 3417884 1028890 digits Apr 2022 Wolfgang Schwieger; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5073
max n: 2.372.372
n = 6 6 digits
n = 9 7 digits
n = 12 8 digits
n = 21 11 digits
n = 25 12 digits
n = 33 14 digits
n = 132 44 digits
n = 169 55 digits
n = 249 79 digits
n = 286 90 digits
n = 301 95 digits
n = 468 145 digits
n = 709 218 digits
n = 1065 325 digits
n = 1326 403 digits
n = 1620 492 digits
n = 1786 542 digits
n = 3708 1120 digits 1993 Jeffrey Young
n = 3837 1159 digits 1993 Jeffrey Young
n = 5722 1727 digits
n = 7053 2127 digits Mar 1996 Patrick Demichel
n = 11709 3529 digits
n = 14278 4302 digits
n = 31266 9416 digits Jul 1998 Steffen Polster; Proth
n = 37726 11361 digits
n = 41506 12499 digits
n = 47037 14164 digits
n = 60105 18098 digits
n = 60345 18170 digits
n = 92389 27816 digits
n = 100569 30278 digits
n = 144229 43421 digits
n = 182590 54969 digits
n = 275485 82933 digits
n = 283350 85301 digits
n = 346533 104321 digits Apr 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 563953 169771 digits Oct 2010 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 629665 189552 digits Feb 2011 Stan Hebr; PSieve; srsieve; PrimeGrid; LLR
n = 835126 251402 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 898249 270404 digits Jun 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1019380 306868 digits Oct 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1856965 559006 digits Feb 2024 Detlef Lexut; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5075
max n: 2.373.418
n = 1 5 digits
n = 31 14 digits
n = 71 26 digits
n = 159 52 digits
n = 507 157 digits
n = 555 171 digits
n = 559 172 digits
n = 1289 392 digits
n = 1835 557 digits
n = 2195 665 digits
n = 3679 1112 digits 1993 Jeffrey Young
n = 6007 1812 digits
n = 11521 3472 digits
n = 14507 4371 digits
n = 15087 4546 digits Apr 1998 Steffen Polster; Proth
n = 21979 6621 digits May 1998 Steffen Polster; Proth
n = 30239 9107 digits Jul 1998 Steffen Polster; Proth
n = 52735 15879 digits
n = 69235 20846 digits
n = 440319 132553 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 507335 152727 digits May 2010 Tjeerd Glas; PSieve; srsieve; PrimeGrid; LLR
n = 521455 156978 digits Jul 2010 Jeremy M. Posner; PSieve; srsieve; PrimeGrid; LLR
n = 552539 166335 digits Sep 2010 Steve Peterson; PSieve; srsieve; PrimeGrid; LLR
n = 817079 245969 digits Apr 2012 Anonymous; PSieve; srsieve; PrimeGrid; LLR
k: 5077
max n: 2.372.933
n = 4 5 digits
n = 10 7 digits
n = 14 8 digits
n = 28 13 digits
n = 54 20 digits
n = 92 32 digits
n = 184 60 digits
n = 264 84 digits
n = 352 110 digits
n = 364 114 digits
n = 674 207 digits
n = 1198 365 digits
n = 2674 809 digits
n = 3024 915 digits
n = 4024 1216 digits 1993 Jeffrey Young
n = 4548 1373 digits 1993 Jeffrey Young
n = 6274 1893 digits
n = 6364 1920 digits
n = 6842 2064 digits Mar 1996 Patrick Demichel
n = 8838 2665 digits
n = 10512 3169 digits
n = 11812 3560 digits
n = 12650 3812 digits
n = 25518 7686 digits Jun 1998 Steffen Polster; Proth
n = 45374 13663 digits
n = 52682 15863 digits
n = 143248 43126 digits
n = 182890 55060 digits
n = 265392 79895 digits
n = 286380 86213 digits
n = 293090 88233 digits
n = 462058 139098 digits Jul 2009 Jochen Beck; srsieve; PrimeGrid; LLR
n = 665578 200363 digits Apr 2011 Michael Wier; PSieve; srsieve; PrimeGrid; LLR
n = 1137088 342302 digits Aug 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1161500 349651 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1910530 575131 digits Feb 2024 Mike Doneske; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5079
max n: 2.372.800
n = 1 5 digits
n = 5 6 digits
n = 19 10 digits
n = 27 12 digits
n = 43 17 digits
n = 45 18 digits
n = 50 19 digits
n = 51 20 digits
n = 57 21 digits
n = 90 31 digits
n = 115 39 digits
n = 117 39 digits
n = 127 42 digits
n = 269 85 digits
n = 309 97 digits
n = 331 104 digits
n = 375 117 digits
n = 485 150 digits
n = 505 156 digits
n = 1265 385 digits
n = 1991 604 digits
n = 2090 633 digits
n = 3557 1075 digits 1993 Jeffrey Young
n = 3615 1092 digits 1993 Jeffrey Young
n = 14191 4276 digits
n = 14541 4381 digits
n = 21257 6403 digits May 1998 Steffen Polster; Proth
n = 26114 7865 digits Jun 1998 Steffen Polster; Proth
n = 28979 8728 digits Jun 1998 Steffen Polster; Proth
n = 38863 11703 digits
n = 109027 32825 digits
n = 118410 35649 digits
n = 145265 43733 digits
n = 156267 47045 digits
n = 156525 47123 digits
n = 261575 78746 digits
n = 283415 85321 digits
n = 287309 86493 digits
n = 341071 102677 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 557649 167873 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 754805 227223 digits Feb 2012 Ulrich Hartel; PSieve; srsieve; PrimeGrid; LLR
n = 864975 260388 digits May 2012 Kennichi Uehara; PSieve; srsieve; PrimeGrid; LLR
n = 926403 278879 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 991027 298333 digits Sep 2012 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1309215 394117 digits Feb 2015 Ben Hoexum; PSieve; srsieve; PrimeGrid; LLR
n = 1677770 505063 digits Mar 2022 Christian Wallbaum; PPSE; PrimeGrid
n = 2174789 654681 digits Feb 2025 Walter Trautner; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5081
max n: 2.373.354
n = 1 5 digits
n = 5 6 digits
n = 13 8 digits
n = 19 10 digits
n = 25 12 digits
n = 29 13 digits
n = 49 19 digits
n = 269 85 digits
n = 325 102 digits
n = 485 150 digits
n = 853 261 digits
n = 1321 402 digits
n = 3089 934 digits
n = 10661 3213 digits
n = 13357 4025 digits
n = 14449 4354 digits
n = 21385 6442 digits May 1998 Steffen Polster; Proth
n = 27233 8202 digits Jun 1998 Steffen Polster; Proth
n = 29605 8916 digits Jun 1998 Steffen Polster; Proth
n = 31717 9552 digits Jul 1998 Steffen Polster; Proth
n = 35371 10652 digits
n = 68197 20534 digits
n = 88291 26582 digits
n = 88705 26707 digits
n = 92569 27870 digits
n = 280363 84402 digits
n = 288745 86925 digits
n = 420763 126666 digits Nov 2012 Ronny Willig; PPSE; PrimeGrid
n = 1054075 317312 digits Apr 2013 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1787405 538067 digits Dec 2023 Derek Gordon; PPSE; PrimeGrid
k: 5083
max n: 2.372.803
n = 2 5 digits
n = 8 7 digits
n = 14 8 digits
n = 18 10 digits
n = 24 11 digits
n = 26 12 digits
n = 32 14 digits
n = 36 15 digits
n = 44 17 digits
n = 96 33 digits
n = 102 35 digits
n = 188 61 digits
n = 218 70 digits
n = 236 75 digits
n = 264 84 digits
n = 296 93 digits
n = 338 106 digits
n = 356 111 digits
n = 376 117 digits
n = 414 129 digits
n = 588 181 digits
n = 728 223 digits
n = 1124 343 digits
n = 1136 346 digits
n = 1456 443 digits
n = 1618 491 digits
n = 2064 626 digits
n = 2432 736 digits
n = 4144 1252 digits 1993 Jeffrey Young
n = 4214 1273 digits 1993 Jeffrey Young
n = 4442 1341 digits 1993 Jeffrey Young
n = 5298 1599 digits
n = 6548 1975 digits
n = 6556 1978 digits
n = 9996 3013 digits
n = 11652 3512 digits
n = 17188 5178 digits May 1998 Steffen Polster; Proth
n = 29508 8887 digits Jun 1998 Steffen Polster; Proth
n = 29572 8906 digits Jun 1998 Steffen Polster; Proth
n = 33946 10223 digits Oct 1998 Steffen Polster; Proth
n = 46012 13855 digits
n = 50528 15215 digits
n = 64032 19280 digits May 1998 Steffen Polster; Proth
n = 181654 54688 digits
n = 251004 75564 digits
n = 310126 93361 digits
n = 393374 118422 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 756452 227719 digits Feb 2012 Jon Goral; PSieve; srsieve; PrimeGrid; LLR
n = 874898 263375 digits May 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1145972 344976 digits Aug 2013 Joe Smith; PSieve; srsieve; PrimeGrid; LLR
n = 1246238 375159 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1577966 475019 digits Apr 2020 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 5085
max n: 2.372.981
n = 2 5 digits
n = 8 7 digits
n = 15 9 digits
n = 18 10 digits
n = 33 14 digits
n = 38 16 digits
n = 39 16 digits
n = 42 17 digits
n = 45 18 digits
n = 60 22 digits
n = 201 65 digits
n = 284 90 digits
n = 326 102 digits
n = 423 132 digits
n = 464 144 digits
n = 486 151 digits
n = 488 151 digits
n = 1100 335 digits
n = 1119 341 digits
n = 1494 454 digits
n = 1991 604 digits
n = 2493 755 digits
n = 2919 883 digits
n = 4142 1251 digits 1993 Jeffrey Young
n = 4623 1396 digits 1993 Jeffrey Young
n = 4988 1506 digits 1993 Jeffrey Young
n = 6824 2058 digits Mar 1996 Patrick Demichel
n = 16704 5033 digits May 1996 Patrick Demichel
n = 26232 7901 digits Jun 1998 Steffen Polster; Proth
n = 40806 12288 digits
n = 44642 13443 digits
n = 50183 15111 digits
n = 163665 49272 digits
n = 298928 89991 digits
n = 301209 90677 digits
n = 416991 125531 digits Oct 2012 Patrick Schöfer; PPSE; PrimeGrid
n = 796341 239727 digits Mar 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1162586 349977 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1572714 473438 digits Feb 2020 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
n = 2329725 701321 digits Dec 2025 David Perek; PPSE; PrimeGrid
n = 3327789 1001769 digits Feb 2020 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 3359696 1011373 digits Mar 2021 Seonghwan Kim; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5087
max n: 2.372.834
n = 3 5 digits
n = 103 35 digits
n = 303 95 digits
n = 339 106 digits
n = 435 135 digits
n = 5139 1551 digits
n = 7663 2311 digits May 1996 Patrick Demichel
n = 18147 5467 digits May 1998 Steffen Polster; Proth
n = 33555 10105 digits Oct 1998 Steffen Polster; Proth
n = 47499 14303 digits
n = 135655 40840 digits
n = 410803 123668 digits Sep 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 872499 262653 digits May 2012 Gen Hayase; PSieve; srsieve; PrimeGrid; LLR
n = 1991635 599546 digits Sep 2024 David Harr; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2333715 702522 digits Dec 2025 Michael Millerick; PPSE; PrimeGrid
k: 5089
max n: 2.372.569
n = 2 5 digits
n = 6 6 digits
n = 34 14 digits
n = 66 24 digits
n = 134 45 digits
n = 294 93 digits
n = 326 102 digits
n = 414 129 digits
n = 606 187 digits
n = 942 288 digits
n = 1910 579 digits
n = 1954 592 digits
n = 3270 989 digits
n = 3610 1091 digits 1993 Jeffrey Young
n = 4454 1345 digits 1993 Jeffrey Young
n = 5806 1752 digits
n = 7526 2270 digits May 1996 Patrick Demichel
n = 8642 2606 digits
n = 18946 5708 digits May 1998 Steffen Polster; Proth
n = 59222 17832 digits
n = 60426 18194 digits
n = 132350 39846 digits
n = 238610 71833 digits
n = 476170 143346 digits Oct 2009 Sebastian Grandy; srsieve; PrimeGrid; LLR
n = 539874 162522 digits Aug 2010 Pascal Vandaele; PSieve; srsieve; PrimeGrid; LLR
n = 637110 191793 digits Feb 2011 Kingsley Jarrett; PSieve; srsieve; PrimeGrid; LLR
n = 760910 229061 digits Feb 2012 Charley Gielkens; PSieve; srsieve; PrimeGrid; LLR
n = 860486 259036 digits May 2012 Dirk Dhuyvetters; PSieve; srsieve; PrimeGrid; LLR
n = 1600946 481937 digits Sep 2020 Robert Cooper; PSieve; srsieve; PrimeGrid; LLR
k: 5091
max n: 2.372.855
n = 4 5 digits
n = 7 6 digits
n = 8 7 digits
n = 11 8 digits
n = 13 8 digits
n = 24 11 digits
n = 35 15 digits
n = 43 17 digits
n = 45 18 digits
n = 52 20 digits
n = 53 20 digits
n = 60 22 digits
n = 101 35 digits
n = 125 42 digits
n = 143 47 digits
n = 168 55 digits
n = 333 104 digits
n = 475 147 digits
n = 912 279 digits
n = 952 291 digits
n = 1828 554 digits
n = 2416 731 digits
n = 2637 798 digits
n = 2741 829 digits
n = 2797 846 digits
n = 6152 1856 digits
n = 8768 2644 digits
n = 15571 4692 digits May 1998 Steffen Polster; Proth
n = 24095 7258 digits May 1998 Steffen Polster; Proth
n = 36163 10890 digits Mar 1999 Tadashi Taura; Proth
n = 51044 15370 digits
n = 51631 15547 digits
n = 58077 17487 digits
n = 87452 26330 digits
n = 120012 36131 digits
n = 147527 44414 digits
n = 174661 52582 digits
n = 178904 53860 digits
n = 198664 59808 digits
n = 227747 68563 digits Feb 2006 John Metcalf; NewPGen; LLR
n = 269701 81192 digits Jul 2006 John Metcalf; NewPGen; LLR
n = 323464 97377 digits
n = 344488 103705 digits Apr 2012 Tarmo Ilves; PPSE; PrimeGrid
n = 631192 190012 digits Aug 2008 John Metcalf; NewPGen; LLR
n = 647536 194932 digits Aug 2008 John Metcalf; NewPGen; LLR
n = 707213 212897 digits Sep 2011 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 759036 228497 digits Feb 2012 Carlos Loureiro; PSieve; srsieve; PrimeGrid; LLR
n = 1112981 335045 digits Jul 2013 Yuki Yoshigoe; PSieve; srsieve; PrimeGrid; LLR
n = 1396411 420366 digits Mar 2016 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1775123 534369 digits Nov 2023 Vaughan Davies; PPSE; PrimeGrid
n = 2295552 691034 digits Jul 2025 Kai Presler; PPSE; PrimeGrid
k: 5093
max n: 2.372.272
n = 57 21 digits
n = 69 25 digits
n = 113 38 digits
n = 129 43 digits
n = 809 248 digits
n = 1085 331 digits
n = 1677 509 digits
n = 2973 899 digits
n = 5649 1705 digits
n = 6349 1915 digits
n = 6677 2014 digits Mar 1996 Patrick Demichel
n = 12101 3647 digits
n = 16761 5050 digits May 1998 Steffen Polster; Proth
n = 18065 5442 digits May 1998 Steffen Polster; Proth
n = 42545 12812 digits
n = 205881 61981 digits
n = 295809 89052 digits
n = 372513 112142 digits May 2012 Adrian Schori; PPSE; PrimeGrid
n = 527969 158939 digits Jul 2010 Arnaud Jacques; PSieve; srsieve; PrimeGrid; LLR
n = 628757 189279 digits Feb 2011 Jessicalind Ah Kit; PSieve; srsieve; PrimeGrid; LLR
n = 892925 268801 digits Jun 2012 Gareth Meredith; PSieve; srsieve; PrimeGrid; LLR
n = 1610313 484757 digits Nov 2020 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
n = 1687357 507949 digits Apr 2022 Jace Tyndall; PPSE; PrimeGrid
k: 5095
max n: 2.373.055
n = 8 7 digits
n = 16 9 digits
n = 56 21 digits
n = 76 27 digits
n = 256 81 digits
n = 1528 464 digits
n = 1538 467 digits
n = 5768 1741 digits
n = 9592 2892 digits
n = 10690 3222 digits
n = 20668 6226 digits May 1998 Steffen Polster; Proth
n = 61496 18516 digits
n = 86602 26074 digits
n = 121718 36645 digits
n = 209432 63050 digits
n = 253322 76262 digits
n = 321292 96723 digits
n = 499448 150353 digits May 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 872818 262749 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1057502 318344 digits Apr 2013 Lonnie Christensen; PSieve; srsieve; PrimeGrid; LLR
k: 5097
max n: 2.372.701
n = 2 5 digits
n = 4 5 digits
n = 7 6 digits
n = 8 7 digits
n = 12 8 digits
n = 40 16 digits
n = 48 19 digits
n = 51 20 digits
n = 74 26 digits
n = 111 38 digits
n = 120 40 digits
n = 132 44 digits
n = 142 47 digits
n = 144 48 digits
n = 168 55 digits
n = 172 56 digits
n = 190 61 digits
n = 196 63 digits
n = 202 65 digits
n = 228 73 digits
n = 251 80 digits
n = 279 88 digits
n = 440 137 digits
n = 532 164 digits
n = 758 232 digits
n = 790 242 digits
n = 1131 345 digits
n = 2650 802 digits
n = 3028 916 digits
n = 3590 1085 digits 1993 Jeffrey Young
n = 3984 1204 digits 1993 Jeffrey Young
n = 6720 2027 digits Mar 1996 Patrick Demichel
n = 9891 2982 digits
n = 9987 3011 digits
n = 14036 4229 digits
n = 20522 6182 digits May 1998 Steffen Polster; Proth
n = 21622 6513 digits May 1998 Steffen Polster; Proth
n = 24539 7391 digits Jun 1998 Steffen Polster; Proth
n = 31531 9496 digits Jul 1998 Steffen Polster; Proth
n = 43527 13107 digits
n = 55500 16711 digits
n = 64439 19402 digits Aug 1998 Steffen Polster; Proth
n = 73862 22239 digits
n = 75688 22789 digits
n = 98611 29689 digits
n = 111108 33451 digits
n = 111940 33702 digits
n = 151640 45652 digits
n = 163022 49079 digits
n = 179258 53966 digits
n = 268154 80727 digits
n = 308599 92902 digits
n = 476642 143488 digits Oct 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 499260 150296 digits May 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 902231 271603 digits Jun 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 928828 279609 digits Jul 2012 Michael Millerick; PSieve; srsieve; PrimeGrid; LLR
n = 1552838 467455 digits Dec 2019 Wes Hewitt; PSieve; srsieve; PrimeGrid; LLR
n = 1619771 487604 digits Feb 2021 Josef Schlereth; PSieve; srsieve; PrimeGrid; LLR
n = 2100308 632260 digits Jan 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5099
max n: 2.372.794
n = 5 6 digits
n = 15 9 digits
n = 53 20 digits
n = 123 41 digits
n = 1679 510 digits
n = 3233 977 digits
n = 4709 1422 digits 1993 Jeffrey Young
n = 7719 2328 digits May 1996 Patrick Demichel
n = 13265 3997 digits
n = 15129 4558 digits Apr 1998 Steffen Polster; Proth
n = 28649 8628 digits Jun 1998 Steffen Polster; Proth
n = 30179 9089 digits Jul 1998 Steffen Polster; Proth
n = 32405 9759 digits Aug 1998 Steffen Polster; Proth
n = 95807 28845 digits
n = 103437 31142 digits
n = 274817 82732 digits
n = 405657 122119 digits Aug 2012 Adrian Schori; PPSE; PrimeGrid
n = 546077 164390 digits Sep 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 1048247 315558 digits Feb 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1373567 413489 digits Jan 2016 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1754379 528125 digits Jul 2023 Yegor Ryabchikov; PPSE; PrimeGrid
k: 5101
max n: 2.373.327
n = 64 23 digits
n = 3144 951 digits
n = 38560 11612 digits
n = 102640 30902 digits
n = 359176 108127 digits May 2012 PPSE; PrimeGrid
n = 407544 122687 digits Aug 2012 Kelvin Lewis; PPSE; PrimeGrid
k: 5103
max n: 2.372.323
n = 4 5 digits
n = 6 6 digits
n = 12 8 digits
n = 13 8 digits
n = 26 12 digits
n = 29 13 digits
n = 32 14 digits
n = 53 20 digits
n = 61 23 digits
n = 85 30 digits
n = 101 35 digits
n = 161 53 digits
n = 184 60 digits
n = 214 69 digits
n = 273 86 digits
n = 328 103 digits
n = 449 139 digits
n = 552 170 digits
n = 752 231 digits
n = 932 285 digits
n = 996 304 digits
n = 1156 352 digits
n = 1256 382 digits
n = 1577 479 digits
n = 1601 486 digits
n = 2053 622 digits
n = 2832 857 digits
n = 2857 864 digits
n = 3196 966 digits
n = 3522 1064 digits 1993 Jeffrey Young
n = 8697 2622 digits
n = 9253 2790 digits
n = 9432 2844 digits
n = 9468 2854 digits
n = 10421 3141 digits
n = 12641 3810 digits
n = 15756 4747 digits
n = 22702 6838 digits
n = 23522 7085 digits 1996 Patrick Demichel
n = 25148 7575 digits
n = 25181 7584 digits
n = 30686 9242 digits
n = 49665 14955 digits
n = 70464 21216 digits
n = 81548 24553 digits
n = 87826 26442 digits
n = 89769 27027 digits
n = 101069 30429 digits Dec 2001 Hans Overmann; Proth
n = 114357 34429 digits
n = 172425 51909 digits
n = 231033 69552 digits
n = 376056 113208 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 404381 121735 digits Aug 2012 Frank Matillek; PPSE; PrimeGrid
n = 651152 196020 digits Feb 2011 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 1982741 596869 digits Jul 2024 Pablo Moreno; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2162549 650996 digits Feb 2025 Steven Wong; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5105
max n: 2.372.642
n = 1 5 digits
n = 3 5 digits
n = 9 7 digits
n = 17 9 digits
n = 27 12 digits
n = 41 17 digits
n = 47 18 digits
n = 61 23 digits
n = 93 32 digits
n = 101 35 digits
n = 123 41 digits
n = 199 64 digits
n = 221 71 digits
n = 357 112 digits
n = 377 118 digits
n = 507 157 digits
n = 1081 330 digits
n = 1261 384 digits
n = 1449 440 digits
n = 1467 446 digits
n = 1737 527 digits
n = 2573 779 digits
n = 2773 839 digits
n = 3219 973 digits
n = 3309 1000 digits 1993 Jeffrey Young
n = 3633 1098 digits 1993 Jeffrey Young
n = 7707 2324 digits
n = 10301 3105 digits
n = 11641 3508 digits
n = 17047 5136 digits
n = 22101 6657 digits
n = 42747 12872 digits
n = 62437 18800 digits
n = 87319 26290 digits
n = 88727 26714 digits
n = 90767 27328 digits
n = 93293 28088 digits
n = 163633 49263 digits
n = 164177 49426 digits
n = 226187 68093 digits
n = 238173 71701 digits
n = 239199 72010 digits
n = 289109 87035 digits
n = 312263 94005 digits
n = 328369 98853 digits
n = 398433 119944 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 427421 128671 digits Nov 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 579221 174367 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 635233 191228 digits Feb 2011 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 736753 221789 digits Feb 2012 Steve McNeill; PSieve; srsieve; PrimeGrid; LLR
n = 1248407 375812 digits Feb 2014 Josef Matousek; PSieve; srsieve; PrimeGrid; LLR
n = 1372147 413062 digits Dec 2015 Uwe Senftleben; PSieve; srsieve; PrimeGrid; LLR
n = 1507003 453657 digits Dec 2018 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
n = 1508103 453988 digits Dec 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1747067 525924 digits Jun 2023 Shaun O' PPSE; PrimeGrid
n = 2016139 606923 digits Dec 2024 Kai Presler; PPSE; PrimeGrid
n = 2233241 672277 digits Feb 2025 Glenn Hall; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5107
max n: 2.373.215
n = 8 7 digits
n = 10 7 digits
n = 38 16 digits
n = 58 22 digits
n = 86 30 digits
n = 130 43 digits
n = 210 67 digits
n = 220 70 digits
n = 298 94 digits
n = 350 110 digits
n = 370 116 digits
n = 598 184 digits
n = 868 266 digits
n = 966 295 digits
n = 1050 320 digits
n = 1140 347 digits
n = 1840 558 digits
n = 2198 666 digits
n = 2818 853 digits
n = 3000 907 digits
n = 3534 1068 digits 1993 Jeffrey Young
n = 4008 1211 digits 1993 Jeffrey Young
n = 4538 1370 digits 1993 Jeffrey Young
n = 6300 1901 digits
n = 7734 2332 digits May 1996 Patrick Demichel
n = 9510 2867 digits
n = 14330 4318 digits
n = 14414 4343 digits
n = 17546 5286 digits
n = 19938 6006 digits
n = 61500 18518 digits
n = 123768 37262 digits
n = 149960 45147 digits
n = 237534 71509 digits
n = 377106 113524 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 378560 113962 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 443100 133391 digits Dec 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 467006 140587 digits Jun 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 470616 141674 digits Oct 2009 Gerrit Bonthuis; srsieve; PrimeGrid; LLR
n = 999676 300937 digits Sep 2012 Dylan Austin Schoneweis; PSieve; srsieve; PrimeGrid; LLR
n = 1296156 390186 digits Sep 2014 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1340086 403410 digits Jun 2015 Benoãt Perichon; PSieve; srsieve; PrimeGrid; LLR
k: 5109
max n: 2.372.746
n = 26 12 digits
n = 142 47 digits
n = 170 55 digits
n = 190 61 digits
n = 278 88 digits
n = 662 203 digits
n = 826 253 digits
n = 934 285 digits
n = 1490 453 digits
n = 1754 532 digits
n = 1847 560 digits
n = 3919 1184 digits 1993 Jeffrey Young
n = 5122 1546 digits
n = 5290 1597 digits
n = 7522 2269 digits May 1996 Patrick Demichel
n = 10415 3139 digits
n = 12505 3769 digits
n = 13870 4179 digits
n = 15899 4790 digits
n = 19927 6003 digits
n = 22226 6695 digits
n = 37945 11427 digits
n = 85394 25710 digits
n = 190894 57469 digits
n = 220675 66434 digits
n = 290057 87320 digits
n = 309895 93292 digits
n = 331202 99706 digits
n = 510683 153735 digits Jun 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 826519 248811 digits Apr 2012 Marc Harper; PSieve; srsieve; PrimeGrid; LLR
n = 1043699 314189 digits Feb 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1181890 355789 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1634279 491971 digits Feb 2021 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
n = 1766930 531903 digits Oct 2023 Lukas Korpelainen; PPSE; PrimeGrid
n = 2249393 677139 digits Mar 2025 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3439090 1035273 digits Nov 2022 Joshua Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5111
max n: 2.372.918
n = 1 5 digits
n = 7 6 digits
n = 19 10 digits
n = 55 21 digits
n = 75 27 digits
n = 79 28 digits
n = 207 67 digits
n = 517 160 digits
n = 681 209 digits
n = 779 239 digits
n = 801 245 digits
n = 811 248 digits
n = 1177 359 digits
n = 1275 388 digits
n = 1389 422 digits
n = 1827 554 digits
n = 2145 650 digits
n = 2811 850 digits
n = 3205 969 digits
n = 3495 1056 digits 1993 Jeffrey Young
n = 3841 1160 digits 1993 Jeffrey Young
n = 4369 1319 digits 1993 Jeffrey Young
n = 6801 2052 digits Mar 1996 Patrick Demichel
n = 13011 3921 digits
n = 13451 4053 digits
n = 14281 4303 digits
n = 15877 4784 digits
n = 27179 8186 digits
n = 31851 9592 digits
n = 48957 14742 digits
n = 80317 24182 digits
n = 107659 32413 digits
n = 204969 61706 digits
n = 222735 67054 digits
n = 242519 73010 digits
n = 299397 90132 digits
n = 313359 94335 digits
n = 341617 102841 digits Apr 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 423419 127466 digits Nov 2012 Bart Kus; PPSE; PrimeGrid
n = 885357 266523 digits May 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
k: 5113
max n: 2.372.831
n = 20 10 digits
n = 56 21 digits
n = 240 76 digits
n = 420 131 digits
n = 632 194 digits
n = 1716 521 digits
n = 13376 4031 digits
n = 44586 13426 digits
n = 74610 22464 digits
n = 85388 25709 digits
n = 180732 54410 digits
n = 908768 273571 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 2154008 648425 digits Feb 2025 Louis Meuler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5115
max n: 2.372.834
n = 9 7 digits
n = 10 7 digits
n = 16 9 digits
n = 28 13 digits
n = 30 13 digits
n = 58 22 digits
n = 70 25 digits
n = 88 31 digits
n = 268 85 digits
n = 346 108 digits
n = 450 140 digits
n = 628 193 digits
n = 646 199 digits
n = 690 212 digits
n = 780 239 digits
n = 886 271 digits
n = 990 302 digits
n = 1504 457 digits
n = 1659 504 digits
n = 2064 626 digits
n = 3124 945 digits
n = 3322 1004 digits 1993 Jeffrey Young
n = 6357 1918 digits
n = 6550 1976 digits
n = 7198 2171 digits May 1996 Patrick Demichel
n = 10299 3105 digits
n = 10390 3132 digits
n = 10530 3174 digits
n = 13557 4085 digits
n = 14236 4290 digits
n = 17434 5252 digits
n = 20566 6195 digits
n = 24328 7328 digits
n = 26580 8006 digits
n = 28546 8597 digits
n = 64629 19459 digits
n = 78211 23548 digits
n = 87264 26273 digits
n = 88966 26786 digits
n = 100756 30335 digits
n = 100917 30383 digits
n = 147099 44285 digits
n = 152800 46002 digits
n = 261796 78813 digits
n = 342964 103247 digits Apr 2012 Mark Doom; PPSE; PrimeGrid
n = 452155 136116 digits May 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 558394 168098 digits Oct 2010 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 620136 186684 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 1236900 372348 digits Jan 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1843294 554891 digits Jan 2024 Wolfgang Schmidt; PPSE; PrimeGrid
n = 1863402 560944 digits Feb 2024 Detlef Lexut; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2097594 631443 digits Jan 2025 Yuya Mochizuki; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5117
max n: 2.373.306
n = 55 21 digits
n = 151 50 digits
n = 443 138 digits
n = 479 148 digits
n = 691 212 digits
n = 2687 813 digits
n = 11807 3558 digits
n = 54359 16368 digits
n = 84287 25377 digits
n = 251915 75838 digits
n = 400583 120592 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
k: 5119
max n: 2.373.121
n = 2 5 digits
n = 10 7 digits
n = 14 8 digits
n = 26 12 digits
n = 82 29 digits
n = 122 41 digits
n = 162 53 digits
n = 198 64 digits
n = 3370 1019 digits 1993 Jeffrey Young
n = 3686 1114 digits 1993 Jeffrey Young
n = 5022 1516 digits
n = 5098 1539 digits
n = 5490 1657 digits
n = 6246 1884 digits
n = 7002 2112 digits Mar 1996 Patrick Demichel
n = 7330 2211 digits May 1996 Patrick Demichel
n = 8306 2505 digits
n = 15850 4776 digits
n = 20538 6187 digits
n = 37102 11173 digits
n = 47110 14186 digits
n = 83150 25035 digits
n = 119242 35900 digits
n = 143046 43065 digits
n = 215390 64843 digits
n = 914462 275285 digits Jun 2012 Masumi Hamada; PSieve; srsieve; PrimeGrid; LLR
n = 1021234 307426 digits Oct 2012 Tom Pepper; PSieve; srsieve; PrimeGrid; LLR
n = 1427870 429836 digits Dec 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 5121
max n: 2.372.860
n = 1 5 digits
n = 4 5 digits
n = 7 6 digits
n = 11 8 digits
n = 13 8 digits
n = 27 12 digits
n = 29 13 digits
n = 67 24 digits
n = 79 28 digits
n = 165 54 digits
n = 223 71 digits
n = 235 75 digits
n = 375 117 digits
n = 491 152 digits
n = 608 187 digits
n = 623 192 digits
n = 695 213 digits
n = 1021 312 digits
n = 1611 489 digits
n = 1628 494 digits
n = 2479 750 digits
n = 5293 1598 digits
n = 8719 2629 digits
n = 9412 2838 digits
n = 10312 3108 digits
n = 11017 3321 digits
n = 11144 3359 digits
n = 11560 3484 digits
n = 11665 3516 digits
n = 11823 3563 digits
n = 12849 3872 digits
n = 21287 6412 digits Oct 1996 Patrick Demichel
n = 26405 7953 digits
n = 37585 11318 digits
n = 38377 11557 digits
n = 83133 25030 digits
n = 101665 30608 digits
n = 117091 35252 digits
n = 141401 42570 digits
n = 164704 49585 digits
n = 211099 63551 digits
n = 223015 67138 digits
n = 229383 69055 digits
n = 518408 156061 digits Jun 2010 Bob Tonson; PSieve; srsieve; PrimeGrid; LLR
n = 929265 279741 digits Jul 2012 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 1133419 341197 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1331471 400817 digits Apr 2015 Matthew Borneman; PSieve; srsieve; PrimeGrid; LLR
n = 1728544 520348 digits Jan 2023 Alvaro Morera; PPSE; PrimeGrid
n = 1962392 590743 digits May 2024 Sabrina Tarson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5123
max n: 2.373.325
n = 1 5 digits
n = 29 13 digits
n = 65 24 digits
n = 85 30 digits
n = 209 67 digits
n = 413 129 digits
n = 1757 533 digits
n = 1765 536 digits
n = 2057 623 digits
n = 3977 1201 digits 1993 Jeffrey Young
n = 5005 1511 digits
n = 6457 1948 digits
n = 66545 20036 digits
n = 68569 20646 digits
n = 174953 52670 digits
n = 238433 71780 digits
n = 363665 109478 digits May 2012 PPSE; PrimeGrid
n = 617365 185850 digits Jan 2011 Andreas Kobara; PSieve; srsieve; PrimeGrid; LLR
n = 635053 191174 digits Feb 2011 Ken Thereau; PSieve; srsieve; PrimeGrid; LLR
n = 773809 232944 digits Feb 2012 Gil Emery; PSieve; srsieve; PrimeGrid; LLR
n = 2088061 628573 digits Jan 2025 David Perek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5125
max n: 2.373.167
n = 8 7 digits
n = 68 25 digits
n = 82 29 digits
n = 156 51 digits
n = 168 55 digits
n = 176 57 digits
n = 184 60 digits
n = 238 76 digits
n = 384 120 digits
n = 792 243 digits
n = 948 290 digits
n = 1126 343 digits
n = 1332 405 digits
n = 1416 430 digits
n = 1588 482 digits
n = 2614 791 digits
n = 3972 1200 digits 1993 Jeffrey Young
n = 9724 2931 digits
n = 21084 6351 digits
n = 22144 6670 digits
n = 22496 6776 digits
n = 24922 7506 digits
n = 37126 11180 digits
n = 37448 11277 digits Mar 1998 David Hanson; Proth
n = 39844 11998 digits
n = 45844 13805 digits
n = 76784 23118 digits
n = 122878 36994 digits
n = 128568 38707 digits
n = 183162 55141 digits
n = 336496 101300 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 467316 140680 digits Aug 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 676188 203557 digits Aug 2011 Robert Long; PSieve; srsieve; PrimeGrid; LLR
n = 1017656 306349 digits Oct 2012 Radoslaw Szymeczko; PSieve; srsieve; PrimeGrid; LLR
n = 1081264 325497 digits Apr 2013 Krzysztof Ostaszewski; PSieve; srsieve; PrimeGrid; LLR
n = 1380464 415565 digits Feb 2016 Andrzej Kurzyna; PSieve; srsieve; PrimeGrid; LLR
n = 1428596 430054 digits Dec 2016 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1458922 439183 digits Oct 2017 Michael Raynor; PSieve; srsieve; PrimeGrid; LLR
n = 1981624 596532 digits Jul 2024 Jonathan Champ; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5127
max n: 2.373.121
n = 2 5 digits
n = 3 5 digits
n = 6 6 digits
n = 8 7 digits
n = 12 8 digits
n = 14 8 digits
n = 30 13 digits
n = 42 17 digits
n = 48 19 digits
n = 51 20 digits
n = 63 23 digits
n = 102 35 digits
n = 152 50 digits
n = 326 102 digits
n = 402 125 digits
n = 522 161 digits
n = 524 162 digits
n = 590 182 digits
n = 620 191 digits
n = 798 244 digits
n = 852 261 digits
n = 939 287 digits
n = 1119 341 digits
n = 1416 430 digits
n = 2706 819 digits
n = 2736 828 digits
n = 3174 960 digits
n = 4538 1370 digits 1993 Jeffrey Young
n = 5172 1561 digits
n = 6230 1880 digits
n = 6234 1881 digits
n = 14204 4280 digits
n = 15566 4690 digits
n = 19032 5733 digits
n = 36626 11030 digits
n = 36863 11101 digits
n = 41211 12410 digits
n = 42150 12693 digits
n = 47511 14306 digits
n = 65880 19836 digits
n = 74151 22326 digits
n = 87567 26365 digits
n = 105618 31798 digits
n = 178379 53702 digits
n = 349251 105139 digits Apr 2012 James Boerner; PPSE; PrimeGrid
n = 384782 115835 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 386772 116434 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 589392 177429 digits Dec 2010 Devin CorrRobinett; PSieve; srsieve; PrimeGrid; LLR
n = 616539 185601 digits Jan 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 923148 277899 digits Jun 2012 Thomas Melzer; PSieve; srsieve; PrimeGrid; LLR
n = 1184594 356603 digits Oct 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1928900 580661 digits Mar 2024 Koichi Soraku; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5129
max n: 2.373.252
n = 1 5 digits
n = 9 7 digits
n = 13 8 digits
n = 25 12 digits
n = 69 25 digits
n = 81 29 digits
n = 93 32 digits
n = 153 50 digits
n = 265 84 digits
n = 285 90 digits
n = 453 141 digits
n = 849 260 digits
n = 1101 336 digits
n = 1143 348 digits
n = 1185 361 digits
n = 1311 399 digits
n = 8329 2511 digits
n = 20031 6034 digits
n = 28345 8537 digits
n = 32265 9717 digits
n = 47293 14241 digits
n = 72949 21964 digits
n = 185473 55837 digits
n = 231405 69664 digits
n = 327309 98534 digits
n = 408021 122831 digits Aug 2012 Adrian Schori; PPSE; PrimeGrid
n = 455209 137036 digits May 2009 Dale Laluk; srsieve; PrimeGrid; LLR
k: 5131
max n: 2.373.219
n = 12 8 digits
n = 24 11 digits
n = 40 16 digits
n = 60 22 digits
n = 68 25 digits
n = 140 46 digits
n = 240 76 digits
n = 244 78 digits
n = 272 86 digits
n = 312 98 digits
n = 416 129 digits
n = 500 155 digits
n = 1140 347 digits
n = 1924 583 digits
n = 6588 1987 digits
n = 8452 2549 digits
n = 17668 5323 digits
n = 24528 7388 digits
n = 29588 8911 digits
n = 38468 11584 digits
n = 47208 14215 digits
n = 50196 15115 digits
n = 64968 19562 digits
n = 68132 20514 digits
n = 99912 30081 digits
n = 111448 33553 digits
n = 115764 34853 digits
n = 186872 56258 digits
n = 320860 96593 digits
n = 1020216 307120 digits Oct 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1722804 518620 digits Dec 2022 Ryan Propper; PPSE; PrimeGrid
n = 2170388 653356 digits Feb 2025 Jonathan Champ; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5133
max n: 2.372.944
n = 1 5 digits
n = 2 5 digits
n = 4 5 digits
n = 6 6 digits
n = 20 10 digits
n = 26 12 digits
n = 29 13 digits
n = 33 14 digits
n = 124 42 digits
n = 132 44 digits
n = 177 57 digits
n = 221 71 digits
n = 252 80 digits
n = 281 89 digits
n = 340 107 digits
n = 393 123 digits
n = 886 271 digits
n = 1477 449 digits
n = 1909 579 digits
n = 2362 715 digits
n = 2380 721 digits
n = 5177 1563 digits
n = 6274 1893 digits
n = 7193 2170 digits May 1996 Patrick Demichel
n = 7390 2229 digits May 1996 Patrick Demichel
n = 10766 3245 digits
n = 12965 3907 digits
n = 16597 5000 digits
n = 21084 6351 digits
n = 26286 7917 digits
n = 31886 9603 digits
n = 46781 14087 digits
n = 48293 14542 digits
n = 57325 17261 digits
n = 78157 23532 digits
n = 99393 29924 digits
n = 132629 39930 digits
n = 154692 46571 digits
n = 237749 71574 digits
n = 238253 71726 digits
n = 250293 75350 digits
n = 340669 102556 digits Apr 2012 Mark Doom; PPSE; PrimeGrid
n = 363610 109462 digits May 2012 PPSE; PrimeGrid
n = 730681 219961 digits Feb 2012 Steve McNeill; PSieve; srsieve; PrimeGrid; LLR
n = 1136766 342205 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1260537 379464 digits Apr 2014 Alexander Prokopchuk; PSieve; srsieve; PrimeGrid; LLR
n = 1339126 403121 digits Apr 2015 Brook Harste; PSieve; srsieve; PrimeGrid; LLR
n = 1563452 470650 digits Feb 2020 Jeppe Stig Nielsen; PSieve; srsieve; PrimeGrid; LLR
n = 1948345 586514 digits Apr 2024 Ilkka Varis; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5135
max n: 2.373.050
n = 1 5 digits
n = 3 5 digits
n = 5 6 digits
n = 7 6 digits
n = 31 14 digits
n = 37 15 digits
n = 45 18 digits
n = 51 20 digits
n = 53 20 digits
n = 61 23 digits
n = 77 27 digits
n = 95 33 digits
n = 157 51 digits
n = 163 53 digits
n = 183 59 digits
n = 193 62 digits
n = 343 107 digits
n = 707 217 digits
n = 1333 405 digits
n = 2143 649 digits
n = 3163 956 digits
n = 3257 985 digits
n = 3527 1066 digits 1993 Jeffrey Young
n = 3837 1159 digits 1993 Jeffrey Young
n = 3995 1207 digits 1993 Jeffrey Young
n = 5201 1570 digits
n = 8645 2607 digits
n = 10131 3054 digits
n = 11507 3468 digits
n = 15951 4806 digits
n = 18733 5643 digits
n = 19167 5774 digits
n = 30455 9172 digits
n = 33951 10224 digits
n = 37917 11418 digits
n = 48583 14629 digits
n = 50081 15080 digits
n = 60685 18272 digits
n = 78207 23547 digits
n = 91021 27404 digits
n = 92255 27776 digits
n = 115645 34817 digits
n = 218223 65696 digits
n = 366883 110447 digits May 2012 PPSE; PrimeGrid
n = 457731 137795 digits Jun 2009 Jochen Beck; srsieve; PrimeGrid; LLR
n = 933423 280993 digits Jul 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1539765 463520 digits May 2019 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 1855745 558639 digits Feb 2024 Valter Cavecchia; PPSE; PrimeGrid
n = 1921525 578441 digits Feb 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5137
max n: 2.372.659
n = 2 5 digits
n = 4 5 digits
n = 8 7 digits
n = 10 7 digits
n = 14 8 digits
n = 22 11 digits
n = 26 12 digits
n = 34 14 digits
n = 44 17 digits
n = 74 26 digits
n = 308 97 digits
n = 380 119 digits
n = 428 133 digits
n = 806 247 digits
n = 898 275 digits
n = 982 300 digits
n = 1394 424 digits
n = 1544 469 digits
n = 2144 650 digits
n = 2240 679 digits
n = 8414 2537 digits
n = 8558 2580 digits May 1996 Patrick Demichel
n = 11338 3417 digits
n = 19598 5904 digits
n = 50348 15160 digits
n = 61604 18549 digits
n = 64118 19306 digits
n = 110732 33338 digits
n = 130712 39352 digits
n = 230702 69452 digits
n = 283556 85363 digits
n = 400352 120522 digits Jul 2012 Bruce Dodson; PPSE; PrimeGrid
n = 537028 161666 digits Jul 2010 Juri Memmert; PSieve; srsieve; PrimeGrid; LLR
n = 573398 172614 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 791350 238224 digits Mar 2012 Koichi Yamaguchi; PSieve; srsieve; PrimeGrid; LLR
n = 939878 282936 digits Jul 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1023518 308114 digits Oct 2012 Andrew Gockel; PSieve; srsieve; PrimeGrid; LLR
n = 1619936 487654 digits Feb 2021 Wolfgang Schmidt; PSieve; srsieve; PrimeGrid; LLR
n = 1916000 576778 digits Feb 2024 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3413524 1027577 digits Mar 2022 Seonghwan Kim; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5139
max n: 2.372.800
n = 3 5 digits
n = 5 6 digits
n = 6 6 digits
n = 7 6 digits
n = 17 9 digits
n = 18 10 digits
n = 21 11 digits
n = 25 12 digits
n = 30 13 digits
n = 33 14 digits
n = 39 16 digits
n = 45 18 digits
n = 57 21 digits
n = 123 41 digits
n = 133 44 digits
n = 161 53 digits
n = 183 59 digits
n = 209 67 digits
n = 211 68 digits
n = 251 80 digits
n = 270 85 digits
n = 295 93 digits
n = 318 100 digits
n = 382 119 digits
n = 478 148 digits
n = 579 179 digits
n = 658 202 digits
n = 985 301 digits
n = 1085 331 digits
n = 1169 356 digits
n = 1425 433 digits
n = 2146 650 digits
n = 2363 716 digits
n = 2393 725 digits
n = 2610 790 digits
n = 2938 889 digits
n = 3807 1150 digits 1993 Jeffrey Young
n = 4826 1457 digits 1993 Jeffrey Young
n = 4918 1485 digits 1993 Jeffrey Young
n = 6515 1965 digits
n = 7023 2118 digits Mar 1996 Patrick Demichel
n = 7678 2316 digits May 1996 Patrick Demichel
n = 9345 2817 digits
n = 10921 3292 digits
n = 12125 3654 digits
n = 14287 4305 digits
n = 19335 5825 digits
n = 19503 5875 digits
n = 21011 6329 digits
n = 23301 7019 digits
n = 28011 8436 digits
n = 28077 8456 digits
n = 31269 9417 digits
n = 36603 11023 digits
n = 40709 12259 digits
n = 77803 23425 digits
n = 79383 23901 digits
n = 112947 34005 digits Apr 2001 Paul van den Berg; OpenPFGW
n = 113273 34103 digits
n = 125979 37928 digits
n = 128547 38701 digits
n = 138139 41588 digits
n = 163137 49113 digits
n = 389038 117116 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 401487 120864 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 408770 123056 digits Sep 2012 Matt Jurach; PPSE; PrimeGrid
n = 431483 129894 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 463813 139626 digits Aug 2009 Andrew Crowe; srsieve; PrimeGrid; LLR
n = 478861 144156 digits Nov 2009 Andreas Kobara; srsieve; PrimeGrid; LLR
n = 488205 146969 digits Feb 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 498105 149949 digits Apr 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 515155 155081 digits Jun 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 984465 296358 digits Sep 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1075909 323885 digits Apr 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1220067 367281 digits Dec 2013 Brandon Wharton; PSieve; srsieve; PrimeGrid; LLR
n = 1225425 368894 digits Jan 2014 Adrian N. Baltat; PSieve; srsieve; PrimeGrid; LLR
n = 1286789 387366 digits Aug 2014 Jianwen Ling; PSieve; srsieve; PrimeGrid; LLR
n = 1326558 399338 digits Mar 2015 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 1899015 571665 digits Feb 2024 Jonathan Sipes; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1986467 597990 digits Aug 2024 Robert Coplin; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2098066 631585 digits Jan 2025 Mark Williams; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2233986 672501 digits Feb 2025 Jonathan Seeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5141
max n: 2.373.236
n = 5 6 digits
n = 17 9 digits
n = 45 18 digits
n = 59 22 digits
n = 117 39 digits
n = 149 49 digits
n = 165 54 digits
n = 335 105 digits
n = 479 148 digits
n = 489 151 digits
n = 671 206 digits
n = 759 233 digits
n = 1179 359 digits
n = 1227 374 digits
n = 1409 428 digits
n = 2039 618 digits
n = 5537 1671 digits
n = 6159 1858 digits
n = 7007 2114 digits Mar 1996 Patrick Demichel
n = 20757 6253 digits
n = 31611 9520 digits
n = 40595 12225 digits
n = 45351 13656 digits
n = 59835 18016 digits
n = 180579 54364 digits
n = 192177 57855 digits
n = 664725 200106 digits Apr 2011 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 1258761 378929 digits Apr 2014 Eli T. Drumm; PSieve; srsieve; PrimeGrid; LLR
n = 1576565 474598 digits Mar 2020 Tim Terry; PSieve; srsieve; PrimeGrid; LLR
k: 5143
max n: 2.372.927
n = 52 20 digits
n = 84 29 digits
n = 90 31 digits
n = 142 47 digits
n = 192 62 digits
n = 198 64 digits
n = 324 102 digits
n = 550 170 digits
n = 1038 317 digits
n = 1698 515 digits
n = 2088 633 digits
n = 6732 2031 digits Mar 1996 Patrick Demichel
n = 9702 2925 digits
n = 19330 5823 digits
n = 22098 6656 digits
n = 34752 10466 digits
n = 42588 12824 digits
n = 47512 14307 digits
n = 128212 38600 digits
n = 137080 41269 digits
n = 209670 63121 digits
n = 427524 128702 digits Nov 2012 John Murphy; PPSE; PrimeGrid
n = 459142 138220 digits Jun 2009 Gil Emery; srsieve; PrimeGrid; LLR
n = 636912 191734 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 848908 255551 digits Apr 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1076410 324036 digits Apr 2013 Paul Lantinga; PSieve; srsieve; PrimeGrid; LLR
n = 1571040 472934 digits Feb 2020 Matt Jurach; PSieve; srsieve; PrimeGrid; LLR
n = 2105658 633870 digits Jan 2025 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5145
max n: 2.373.023
n = 3 5 digits
n = 6 6 digits
n = 9 7 digits
n = 11 8 digits
n = 27 12 digits
n = 36 15 digits
n = 37 15 digits
n = 38 16 digits
n = 39 16 digits
n = 48 19 digits
n = 54 20 digits
n = 58 22 digits
n = 64 23 digits
n = 111 38 digits
n = 134 45 digits
n = 136 45 digits
n = 137 45 digits
n = 167 54 digits
n = 227 73 digits
n = 317 100 digits
n = 354 111 digits
n = 364 114 digits
n = 431 134 digits
n = 473 147 digits
n = 676 208 digits
n = 853 261 digits
n = 869 266 digits
n = 999 305 digits
n = 1054 321 digits
n = 1087 331 digits
n = 1107 337 digits
n = 1199 365 digits
n = 1963 595 digits
n = 2053 622 digits
n = 2874 869 digits
n = 3017 912 digits
n = 3714 1122 digits 1993 Jeffrey Young
n = 4773 1441 digits 1993 Jeffrey Young
n = 6954 2098 digits Mar 1996 Patrick Demichel
n = 12014 3621 digits
n = 23966 7219 digits Oct 1998 Henri Lifchitz; Proth
n = 31213 9400 digits
n = 34379 10353 digits
n = 44063 13268 digits
n = 68903 20746 digits
n = 81364 24497 digits
n = 99978 30101 digits
n = 108109 32548 digits
n = 187007 56299 digits
n = 187873 56560 digits
n = 209506 63072 digits
n = 232563 70013 digits
n = 284613 85681 digits
n = 394624 118798 digits Jul 2012 Frank Matillek; PPSE; PrimeGrid
n = 451849 136024 digits Apr 2009 Nikolay Kamenyuk; srsieve; PrimeGrid; LLR
n = 455016 136978 digits May 2009 Mark Codding; srsieve; PrimeGrid; LLR
n = 503946 151707 digits Apr 2010 Andre Schulz; PSieve; srsieve; PrimeGrid; LLR
n = 517211 155700 digits Jun 2010 Dmitry Domanov; PSieve; srsieve; PrimeGrid; LLR
n = 744774 224204 digits Feb 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 780299 234898 digits Feb 2012 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 863431 259923 digits Jun 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 968979 291696 digits Aug 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 987098 297150 digits Sep 2012 Klaus Gundermann; PSieve; srsieve; PrimeGrid; LLR
n = 1051791 316625 digits Apr 2013 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1199509 361092 digits Nov 2013 Guillaume Tardy; PSieve; srsieve; PrimeGrid; LLR
n = 1318466 396902 digits Feb 2015 Alen Kecic; PSieve; srsieve; PrimeGrid; LLR
n = 1349071 406115 digits Jul 2015 Matthew J. Hill; PSieve; srsieve; PrimeGrid; LLR
n = 1624834 489128 digits Feb 2021 James Krauss; PSieve; srsieve; PrimeGrid; LLR
n = 2346414 706345 digits Mar 2026 Robert Meckley; PPSE; PrimeGrid
k: 5147
max n: 2.372.850
n = 3 5 digits
n = 7 6 digits
n = 19 10 digits
n = 47 18 digits
n = 51 20 digits
n = 59 22 digits
n = 83 29 digits
n = 103 35 digits
n = 151 50 digits
n = 459 142 digits
n = 1243 378 digits
n = 1391 423 digits
n = 2739 829 digits
n = 3043 920 digits
n = 10363 3124 digits
n = 14951 4505 digits
n = 21339 6428 digits
n = 21451 6462 digits
n = 109939 33099 digits
n = 143871 43314 digits
n = 153907 46335 digits
n = 156795 47204 digits
n = 344963 103848 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 561291 168970 digits Oct 2010 Anthony Storch; PSieve; srsieve; PrimeGrid; LLR
n = 1060303 319187 digits Apr 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1271683 382819 digits May 2014 Sven Kiesewetter; PSieve; srsieve; PrimeGrid; LLR
n = 1345811 405134 digits Jul 2015 Vincent Ollivier; PSieve; srsieve; PrimeGrid; LLR
n = 1967995 592430 digits Jun 2024 Pete Allivato; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5149
max n: 2.373.130
n = 98 34 digits
n = 350 110 digits
n = 418 130 digits
n = 1090 332 digits
n = 4442 1341 digits 1993 Jeffrey Young
n = 9338 2815 digits
n = 277634 83580 digits
n = 3400970 1023798 digits Feb 2022 James Early; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5151
max n: 2.372.670
n = 1 5 digits
n = 16 9 digits
n = 20 10 digits
n = 25 12 digits
n = 41 17 digits
n = 43 17 digits
n = 161 53 digits
n = 263 83 digits
n = 289 91 digits
n = 376 117 digits
n = 425 132 digits
n = 431 134 digits
n = 488 151 digits
n = 503 156 digits
n = 524 162 digits
n = 763 234 digits
n = 844 258 digits
n = 845 259 digits
n = 1031 315 digits
n = 1060 323 digits
n = 2315 701 digits
n = 3625 1095 digits 1993 Jeffrey Young
n = 4073 1230 digits 1993 Jeffrey Young
n = 7124 2149 digits May 1996 Patrick Demichel
n = 7363 2221 digits May 1996 Patrick Demichel
n = 7409 2235 digits
n = 8560 2581 digits May 1996 Patrick Demichel
n = 13535 4079 digits
n = 15968 4811 digits
n = 17143 5165 digits
n = 21779 6560 digits Oct 1996 Patrick Demichel
n = 27343 8235 digits
n = 39365 11854 digits
n = 47675 14356 digits
n = 47843 14406 digits
n = 59711 17979 digits
n = 128521 38693 digits
n = 141665 42650 digits
n = 303136 91257 digits
n = 1290203 388394 digits Sep 2014 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1400749 421672 digits Mar 2016 Hiroshi Yoshida; PSieve; srsieve; PrimeGrid; LLR
n = 1437352 432690 digits Feb 2017 Kyle Gingrich; PSieve; srsieve; PrimeGrid; LLR
k: 5153
max n: 2.373.424
n = 13 8 digits
n = 29 13 digits
n = 37 15 digits
n = 625 192 digits
n = 1073 327 digits
n = 8333 2513 digits
n = 9833 2964 digits
n = 26189 7888 digits
n = 36485 10987 digits
n = 189497 57048 digits
n = 1282889 386192 digits Jun 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
k: 5155
max n: 2.372.831
n = 12 8 digits
n = 56 21 digits
n = 182 59 digits
n = 270 85 digits
n = 320 101 digits
n = 372 116 digits
n = 2036 617 digits
n = 2246 680 digits
n = 2892 875 digits
n = 12054 3633 digits
n = 17894 5391 digits
n = 20534 6186 digits
n = 67500 20324 digits
n = 121302 36520 digits
n = 155652 46860 digits
n = 689676 207617 digits Aug 2011 Peter Verstappen; PSieve; srsieve; PrimeGrid; LLR
n = 2160974 650522 digits Feb 2025 Ed Goforth; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3371016 1014781 digits Jun 2021 Wolfgang Schwieger; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5157
max n: 2.373.083
n = 3 5 digits
n = 7 6 digits
n = 12 8 digits
n = 31 14 digits
n = 36 15 digits
n = 48 19 digits
n = 55 21 digits
n = 63 23 digits
n = 66 24 digits
n = 75 27 digits
n = 103 35 digits
n = 160 52 digits
n = 162 53 digits
n = 234 75 digits
n = 363 113 digits
n = 375 117 digits
n = 463 144 digits
n = 486 151 digits
n = 495 153 digits
n = 711 218 digits
n = 1755 533 digits
n = 2707 819 digits
n = 2808 850 digits
n = 3834 1158 digits 1993 Jeffrey Young
n = 4446 1343 digits 1993 Jeffrey Young
n = 4771 1440 digits 1993 Jeffrey Young
n = 5887 1776 digits
n = 8152 2458 digits May 1996 Patrick Demichel
n = 9403 2835 digits
n = 14716 4434 digits
n = 21036 6337 digits
n = 27552 8298 digits
n = 40372 12157 digits
n = 75976 22875 digits
n = 84711 25505 digits
n = 85443 25725 digits
n = 94915 28576 digits
n = 111463 33558 digits
n = 141600 42630 digits
n = 186672 56198 digits
n = 187195 56356 digits
n = 212715 64038 digits
n = 252243 75937 digits
n = 395347 119016 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 419920 126413 digits Oct 2012 Honza Cholt; PPSE; PrimeGrid
n = 507627 152815 digits May 2010 Daniel Louwe; PSieve; srsieve; PrimeGrid; LLR
n = 1187071 357348 digits Oct 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1291734 388855 digits Sep 2014 Jonathan Champ; PSieve; srsieve; PrimeGrid; LLR
n = 1872624 563720 digits Feb 2024 Mike Doneske; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2058282 619609 digits Jan 2025 Mark Williams; PPSE; PrimeGrid
n = 2312548 696151 digits Oct 2025 Emil Hristoskov; PPSE; PrimeGrid
k: 5159
max n: 2.372.234
n = 5 6 digits
n = 15 9 digits
n = 39 16 digits
n = 61 23 digits
n = 75 27 digits
n = 93 32 digits
n = 109 37 digits
n = 141 47 digits
n = 159 52 digits
n = 253 80 digits
n = 291 92 digits
n = 525 162 digits
n = 2367 717 digits
n = 2715 822 digits
n = 2893 875 digits
n = 3781 1142 digits 1993 Jeffrey Young
n = 4557 1376 digits 1993 Jeffrey Young
n = 9051 2729 digits
n = 18725 5641 digits
n = 41571 12518 digits
n = 66773 20105 digits
n = 251957 75851 digits
n = 442567 133230 digits Dec 2012 Tapio Rajala; PPSE; PrimeGrid
n = 469349 141292 digits Oct 2009 Kouichi Asao; srsieve; PrimeGrid; LLR
n = 654115 196912 digits Mar 2011 Patrick Schöfer; PSieve; srsieve; PrimeGrid; LLR
n = 685987 206507 digits Aug 2011 Andre Schulz; PSieve; srsieve; PrimeGrid; LLR
n = 1421475 427911 digits Sep 2016 Vadim Bulanov; PSieve; srsieve; PrimeGrid; LLR
k: 5161
max n: 2.373.440
n = 40 16 digits
n = 92 32 digits
n = 160 52 digits
n = 368 115 digits
n = 1052 321 digits
n = 4428 1337 digits 1993 Jeffrey Young
n = 6800 2051 digits Mar 1996 Patrick Demichel
n = 13168 3968 digits
n = 135820 40890 digits
n = 160448 48304 digits
n = 230792 69480 digits
n = 337780 101686 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 523860 157702 digits Jul 2010 Donald Hatland; PSieve; srsieve; PrimeGrid; LLR
n = 649112 195406 digits Feb 2011 Choi Yooil; PSieve; srsieve; PrimeGrid; LLR
n = 1546780 465631 digits Oct 2019 Daniel Martinez Cucalon; PSieve; srsieve; PrimeGrid; LLR
k: 5163
max n: 2.372.661
n = 4 5 digits
n = 6 6 digits
n = 8 7 digits
n = 9 7 digits
n = 10 7 digits
n = 16 9 digits
n = 28 13 digits
n = 32 14 digits
n = 64 23 digits
n = 66 24 digits
n = 106 36 digits
n = 116 39 digits
n = 120 40 digits
n = 129 43 digits
n = 150 49 digits
n = 158 52 digits
n = 256 81 digits
n = 306 96 digits
n = 394 123 digits
n = 429 133 digits
n = 469 145 digits
n = 768 235 digits
n = 1054 321 digits
n = 1197 365 digits
n = 1725 523 digits
n = 1898 576 digits
n = 2496 756 digits
n = 2761 835 digits
n = 3128 946 digits
n = 4609 1392 digits 1993 Jeffrey Young
n = 4909 1482 digits 1993 Jeffrey Young
n = 5541 1672 digits
n = 7102 2142 digits
n = 9760 2942 digits
n = 18312 5517 digits
n = 27844 8386 digits
n = 33702 10150 digits Mar 1999 Tadashi Taura; Proth
n = 50725 15274 digits
n = 107434 32345 digits
n = 126388 38051 digits
n = 170109 51212 digits
n = 179509 54042 digits
n = 194832 58654 digits
n = 218982 65924 digits
n = 234212 70509 digits
n = 325129 97878 digits
n = 345498 104009 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 387225 116571 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 436688 131460 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 722868 217609 digits Nov 2011 Sean Finkel; PSieve; srsieve; PrimeGrid; LLR
n = 820450 246984 digits Apr 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 858237 258359 digits May 2012 Detlef Gleim; PSieve; srsieve; PrimeGrid; LLR
n = 1430388 430594 digits Dec 2016 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1504384 452869 digits Nov 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1583752 476761 digits Aug 2020 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1803762 542991 digits Jan 2024 Bryan Little; PPSE; PrimeGrid
k: 5165
max n: 2.372.628
n = 1 5 digits
n = 7 6 digits
n = 11 8 digits
n = 13 8 digits
n = 17 9 digits
n = 19 10 digits
n = 25 12 digits
n = 31 14 digits
n = 53 20 digits
n = 89 31 digits
n = 151 50 digits
n = 163 53 digits
n = 169 55 digits
n = 197 64 digits
n = 283 89 digits
n = 415 129 digits
n = 493 153 digits
n = 605 186 digits
n = 739 227 digits
n = 1937 587 digits
n = 2311 700 digits
n = 2365 716 digits
n = 5035 1520 digits
n = 5461 1648 digits
n = 11191 3373 digits
n = 23051 6943 digits
n = 46303 13943 digits
n = 73307 22072 digits
n = 90829 27346 digits
n = 144407 43475 digits
n = 196657 59204 digits
n = 337951 101738 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 487531 146766 digits Feb 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 592589 178391 digits Dec 2010 Del S. Brand; PSieve; srsieve; PrimeGrid; LLR
n = 1063249 320074 digits Apr 2013 Ed Braaten; PSieve; srsieve; PrimeGrid; LLR
n = 1089637 328018 digits Apr 2013 Tsutomu Takeuchi; PSieve; srsieve; PrimeGrid; LLR
n = 1536115 462421 digits Apr 2019 Noah Brecht; PSieve; srsieve; PrimeGrid; LLR
k: 5167
max n: 2.373.436
n = 6 6 digits
n = 60 22 digits
n = 78 28 digits
n = 98 34 digits
n = 258 82 digits
n = 286 90 digits
n = 308 97 digits
n = 366 114 digits
n = 566 175 digits
n = 798 244 digits
n = 1318 401 digits
n = 1478 449 digits
n = 2954 893 digits
n = 5334 1610 digits
n = 20098 6054 digits
n = 42484 12793 digits
n = 139260 41926 digits
n = 220026 66239 digits
n = 1069278 321889 digits Apr 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
k: 5169
max n: 2.372.842
n = 14 8 digits
n = 18 10 digits
n = 21 11 digits
n = 29 13 digits
n = 38 16 digits
n = 66 24 digits
n = 89 31 digits
n = 95 33 digits
n = 126 42 digits
n = 285 90 digits
n = 323 101 digits
n = 606 187 digits
n = 1001 306 digits
n = 1386 421 digits
n = 1391 423 digits
n = 3398 1027 digits 1993 Jeffrey Young
n = 4343 1312 digits 1993 Jeffrey Young
n = 8075 2435 digits
n = 9426 2842 digits
n = 24179 7283 digits
n = 54263 16339 digits Mar 1999 Tadashi Taura; Proth
n = 86094 25921 digits
n = 403943 121603 digits Jul 2012 Frank Matillek; PPSE; PrimeGrid
n = 953825 287134 digits Jul 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1153134 347132 digits Sep 2013 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1406585 423428 digits May 2016 Giles Averay-Jones; PSieve; srsieve; PrimeGrid; LLR
n = 1408989 424152 digits Jun 2016 Stephen Draycott; PSieve; srsieve; PrimeGrid; LLR
n = 1423715 428585 digits Oct 2016 Andy Barr; PSieve; srsieve; PrimeGrid; LLR
n = 1512429 455291 digits Jan 2019 Ben Ridgway; PSieve; srsieve; PrimeGrid; LLR
n = 1683918 506914 digits Apr 2022 Benjamin Lynch; PPSE; PrimeGrid
n = 1744106 525032 digits May 2023 Robert Lacroix; PPSE; PrimeGrid
n = 1813229 545841 digits Jan 2024 Peter Hundhausen; PPSE; PrimeGrid
n = 3460553 1041734 digits Feb 2023 Joerg Steinmetz; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5171
max n: 2.372.768
n = 1 5 digits
n = 7 6 digits
n = 19 10 digits
n = 21 11 digits
n = 39 16 digits
n = 61 23 digits
n = 67 24 digits
n = 91 32 digits
n = 171 56 digits
n = 213 68 digits
n = 237 76 digits
n = 337 106 digits
n = 391 122 digits
n = 1599 486 digits
n = 4509 1362 digits 1993 Jeffrey Young
n = 8449 2548 digits
n = 9891 2982 digits
n = 18873 5686 digits
n = 30769 9267 digits
n = 91599 27578 digits
n = 197751 59533 digits
n = 247761 74588 digits
n = 710769 213967 digits Nov 2011 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 951837 286536 digits Aug 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1153999 347393 digits Sep 2013 Konstantin Stanko; PSieve; srsieve; PrimeGrid; LLR
n = 1550539 466763 digits Nov 2019 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 2284539 687719 digits Jun 2025 Ilkka Varis; PPSE; PrimeGrid
k: 5173
max n: 2.372.873
n = 2 5 digits
n = 22 11 digits
n = 74 26 digits
n = 82 29 digits
n = 140 46 digits
n = 182 59 digits
n = 210 67 digits
n = 266 84 digits
n = 726 223 digits
n = 1174 358 digits
n = 2074 629 digits
n = 5446 1644 digits
n = 6822 2058 digits Mar 1996 Patrick Demichel
n = 8046 2426 digits May 1996 Patrick Demichel
n = 8732 2633 digits
n = 9402 2834 digits
n = 12394 3735 digits
n = 13714 4133 digits
n = 14034 4229 digits
n = 15122 4556 digits
n = 29134 8774 digits
n = 56720 17079 digits
n = 58010 17467 digits
n = 93130 28039 digits
n = 113954 34308 digits
n = 114560 34490 digits
n = 128144 38579 digits
n = 164890 49641 digits
n = 245594 73935 digits
n = 378750 114019 digits Feb 2008 Peter Grobstich; NewPGen; PRP; Proth
n = 408654 123021 digits Feb 2008 Peter Grobstich; NewPGen; PRP; Proth
n = 416082 125257 digits Feb 2008 Peter Grobstich; NewPGen; PRP; Proth
n = 565930 170366 digits Oct 2010 Jochen Beck; PSieve; srsieve; PrimeGrid; LLR
n = 749522 225633 digits Feb 2012 Jeffrey Snyder; PSieve; srsieve; PrimeGrid; LLR
n = 1025102 308591 digits Oct 2012 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1059174 318847 digits Apr 2013 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 2114154 636428 digits Jan 2025 Roman Strajt; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2132222 641867 digits Jan 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2298572 691943 digits Aug 2025 David Perek; PPSE; PrimeGrid
n = 2307170 694532 digits Sep 2025 Emil Hristoskov; PPSE; PrimeGrid
n = 3365096 1012999 digits May 2021 Nick Merrylees; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5175
max n: 2.372.011
n = 5 6 digits
n = 7 6 digits
n = 17 9 digits
n = 20 10 digits
n = 25 12 digits
n = 43 17 digits
n = 53 20 digits
n = 118 40 digits
n = 133 44 digits
n = 236 75 digits
n = 468 145 digits
n = 550 170 digits
n = 868 266 digits
n = 945 289 digits
n = 1208 368 digits
n = 1550 471 digits
n = 2047 620 digits
n = 2285 692 digits
n = 3136 948 digits
n = 3437 1039 digits 1993 Jeffrey Young
n = 3980 1202 digits 1993 Jeffrey Young
n = 6187 1867 digits
n = 6508 1963 digits
n = 7493 2260 digits May 1996 Patrick Demichel
n = 11136 3356 digits
n = 11340 3418 digits
n = 28088 8460 digits
n = 34007 10241 digits
n = 39002 11745 digits
n = 71485 21523 digits
n = 86750 26119 digits
n = 124292 37420 digits
n = 128770 38768 digits
n = 143662 43251 digits
n = 148705 44769 digits
n = 158347 47671 digits
n = 187047 56311 digits
n = 194507 58557 digits
n = 245287 73843 digits
n = 329868 99304 digits
n = 442160 133108 digits Dec 2012 Tarmo Ilves; PPSE; PrimeGrid
n = 585926 176386 digits Nov 2010 Li Dake; PSieve; srsieve; PrimeGrid; LLR
n = 905828 272686 digits Jun 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1039582 312950 digits Jan 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1140160 343227 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1245070 374808 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1575567 474297 digits Mar 2020 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
k: 5177
max n: 2.372.834
n = 7 6 digits
n = 27 12 digits
n = 35 15 digits
n = 39 16 digits
n = 79 28 digits
n = 95 33 digits
n = 247 79 digits
n = 251 80 digits
n = 303 95 digits
n = 623 192 digits
n = 691 212 digits
n = 787 241 digits
n = 5931 1790 digits
n = 6943 2094 digits Mar 1996 Patrick Demichel
n = 21359 6434 digits
n = 27495 8281 digits
n = 39919 12021 digits
n = 55307 16653 digits
n = 67795 20413 digits
n = 155015 46668 digits
n = 157043 47279 digits
n = 167531 50436 digits
n = 241931 72833 digits
n = 310891 93592 digits
n = 2037747 613427 digits Dec 2024 Mark Williams; PPSE; PrimeGrid
n = 3386919 1019568 digits Dec 2021 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5179
max n: 2.373.301
n = 2 5 digits
n = 10 7 digits
n = 14 8 digits
n = 38 16 digits
n = 46 18 digits
n = 58 22 digits
n = 62 23 digits
n = 86 30 digits
n = 110 37 digits
n = 118 40 digits
n = 166 54 digits
n = 190 61 digits
n = 226 72 digits
n = 302 95 digits
n = 622 191 digits
n = 662 203 digits
n = 3314 1002 digits 1993 Jeffrey Young
n = 9854 2971 digits
n = 16210 4884 digits
n = 16438 4953 digits
n = 26506 7983 digits
n = 68806 20717 digits
n = 78842 23738 digits
n = 135694 40852 digits
n = 160322 48266 digits
n = 219734 66151 digits
n = 228026 68647 digits
n = 461750 139005 digits Jul 2009 Eric Jeancolas; srsieve; PrimeGrid; LLR
n = 552854 166430 digits Sep 2010 Uwe Eggert; PSieve; srsieve; PrimeGrid; LLR
k: 5181
max n: 2.372.710
n = 11 8 digits
n = 12 8 digits
n = 16 9 digits
n = 21 11 digits
n = 24 11 digits
n = 27 12 digits
n = 41 17 digits
n = 45 18 digits
n = 47 18 digits
n = 84 30 digits
n = 96 33 digits
n = 111 38 digits
n = 133 44 digits
n = 135 45 digits
n = 153 50 digits
n = 159 52 digits
n = 200 64 digits
n = 327 103 digits
n = 376 117 digits
n = 429 133 digits
n = 493 153 digits
n = 504 156 digits
n = 531 164 digits
n = 695 213 digits
n = 2615 791 digits
n = 2952 893 digits
n = 3904 1179 digits 1993 Jeffrey Young
n = 5205 1571 digits
n = 5604 1691 digits
n = 6869 2072 digits Mar 1996 Patrick Demichel
n = 7212 2175 digits May 1996 Patrick Demichel
n = 7333 2212 digits May 1996 Patrick Demichel
n = 9407 2836 digits
n = 10848 3270 digits
n = 12123 3654 digits
n = 12135 3657 digits
n = 17241 5194 digits
n = 24131 7268 digits
n = 53415 16084 digits
n = 102408 30832 digits
n = 157817 47512 digits
n = 162425 48899 digits
n = 237051 71364 digits
n = 376732 113412 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 555320 167172 digits Oct 2010 Dariusz Orsicz; PSieve; srsieve; PrimeGrid; LLR
n = 810232 243908 digits Mar 2012 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 1047951 315469 digits Feb 2013 Jonathan Champ; PSieve; srsieve; PrimeGrid; LLR
n = 1662564 500486 digits Feb 2022 Ignacio Nebreda Junghans; PSieve; srsieve; PrimeGrid; LLR
n = 1674468 504069 digits Feb 2022 John Fleischman; PSieve; srsieve; PrimeGrid; LLR
k: 5183
max n: 2.372.804
n = 5 6 digits
n = 9 7 digits
n = 29 13 digits
n = 33 14 digits
n = 41 17 digits
n = 101 35 digits
n = 197 64 digits
n = 225 72 digits
n = 237 76 digits
n = 297 94 digits
n = 1809 549 digits
n = 3477 1051 digits 1993 Jeffrey Young
n = 5889 1777 digits
n = 9329 2813 digits
n = 19181 5778 digits
n = 26265 7911 digits
n = 40809 12289 digits
n = 52257 15735 digits
n = 60821 18313 digits
n = 362469 109118 digits Feb 2009 Ulrich Fries; srsieve; PrimeGrid; LLR
n = 1201889 361809 digits Dec 2013 Keping Chen; PSieve; srsieve; PrimeGrid; LLR
n = 1824581 549258 digits Jan 2024 Jiri Jaros; PPSE; PrimeGrid
k: 5185
max n: 2.372.895
n = 6 6 digits
n = 10 7 digits
n = 12 8 digits
n = 16 9 digits
n = 30 13 digits
n = 96 33 digits
n = 108 37 digits
n = 472 146 digits
n = 480 149 digits
n = 676 208 digits
n = 706 217 digits
n = 1546 470 digits
n = 1686 512 digits
n = 1884 571 digits
n = 2236 677 digits
n = 3342 1010 digits 1993 Jeffrey Young
n = 4666 1409 digits 1993 Jeffrey Young
n = 5334 1610 digits
n = 6766 2041 digits Mar 1996 Patrick Demichel
n = 13788 4155 digits
n = 34044 10252 digits
n = 95050 28617 digits
n = 133864 40301 digits
n = 160308 48262 digits
n = 169428 51007 digits
n = 243792 73393 digits
n = 331506 99797 digits
n = 356046 107185 digits May 2012 PPSE; PrimeGrid
n = 369040 111096 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 430432 129577 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 451006 135771 digits May 2009 Giles Averay-Jones; srsieve; PrimeGrid; LLR
n = 466710 140498 digits Sep 2009 Bruno Usai; srsieve; PrimeGrid; LLR
n = 641956 193252 digits Feb 2011 Damian Peter Shaw; PSieve; srsieve; PrimeGrid; LLR
n = 2242506 675066 digits Feb 2025 Allen Paschke; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5187
max n: 2.372.769
n = 2 5 digits
n = 7 6 digits
n = 15 9 digits
n = 20 10 digits
n = 30 13 digits
n = 32 14 digits
n = 47 18 digits
n = 72 26 digits
n = 87 30 digits
n = 102 35 digits
n = 114 39 digits
n = 188 61 digits
n = 190 61 digits
n = 242 77 digits
n = 1140 347 digits
n = 1152 351 digits
n = 1670 507 digits
n = 2694 815 digits
n = 3559 1076 digits 1993 Jeffrey Young
n = 3870 1169 digits 1993 Jeffrey Young
n = 8470 2554 digits
n = 9735 2935 digits
n = 13874 4181 digits
n = 15434 4650 digits
n = 23330 7027 digits
n = 27639 8324 digits
n = 33679 10143 digits
n = 38695 11653 digits
n = 57503 17314 digits
n = 60470 18207 digits
n = 115628 34812 digits
n = 154743 46586 digits
n = 156598 47145 digits
n = 487912 146880 digits Feb 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 710655 213933 digits Nov 2011 Lucas Brandstaetter; PSieve; srsieve; PrimeGrid; LLR
n = 1025570 308732 digits Oct 2012 Marian Vicena; PSieve; srsieve; PrimeGrid; LLR
n = 1238008 372682 digits Jan 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1634842 492141 digits Mar 2021 Pete Allivato; PSieve; srsieve; PrimeGrid; LLR
n = 2078575 625718 digits Jan 2025 Ken Preston; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5189
max n: 2.373.330
n = 3 5 digits
n = 7 6 digits
n = 11 8 digits
n = 31 14 digits
n = 33 14 digits
n = 35 15 digits
n = 51 20 digits
n = 63 23 digits
n = 71 26 digits
n = 79 28 digits
n = 85 30 digits
n = 135 45 digits
n = 225 72 digits
n = 243 77 digits
n = 287 91 digits
n = 417 130 digits
n = 815 250 digits
n = 1039 317 digits
n = 1089 332 digits
n = 1331 405 digits
n = 1671 507 digits
n = 1915 581 digits
n = 2317 702 digits
n = 2755 834 digits
n = 4069 1229 digits 1993 Jeffrey Young
n = 7567 2282 digits
n = 12483 3762 digits
n = 12855 3874 digits
n = 21623 6513 digits
n = 34283 10324 digits
n = 38439 11576 digits
n = 39165 11794 digits
n = 84061 25309 digits
n = 98831 29755 digits
n = 107667 32415 digits
n = 109813 33061 digits
n = 123735 37252 digits
n = 142545 42915 digits
n = 596907 179691 digits Dec 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 955603 287669 digits Jul 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1459077 439230 digits Oct 2017 Göran Schmidt; PSieve; srsieve; PrimeGrid; LLR
k: 5191
max n: 2.373.428
n = 8 7 digits
n = 48 19 digits
n = 308 97 digits
n = 512 158 digits
n = 552 170 digits
n = 804 246 digits
n = 872 267 digits
n = 1064 325 digits
n = 3812 1152 digits 1993 Jeffrey Young
n = 103628 31199 digits
k: 5193
max n: 2.372.971
n = 2 5 digits
n = 4 5 digits
n = 14 8 digits
n = 26 12 digits
n = 44 17 digits
n = 58 22 digits
n = 68 25 digits
n = 92 32 digits
n = 218 70 digits
n = 244 78 digits
n = 274 87 digits
n = 280 89 digits
n = 382 119 digits
n = 436 135 digits
n = 454 141 digits
n = 638 196 digits
n = 784 240 digits
n = 790 242 digits
n = 824 252 digits
n = 880 269 digits
n = 1130 344 digits
n = 2200 666 digits
n = 2546 771 digits
n = 2818 853 digits
n = 2840 859 digits
n = 3874 1170 digits 1993 Jeffrey Young
n = 4226 1276 digits 1993 Jeffrey Young
n = 4277 1292 digits 1993 Jeffrey Young
n = 5846 1764 digits
n = 8572 2585 digits May 1996 Patrick Demichel
n = 12862 3876 digits
n = 15118 4555 digits
n = 20270 6106 digits
n = 31520 9493 digits
n = 40216 12110 digits
n = 48077 14477 digits
n = 59110 17798 digits
n = 59674 17968 digits
n = 76178 22936 digits
n = 78992 23783 digits
n = 125392 37751 digits
n = 130970 39430 digits
n = 132221 39807 digits
n = 133808 40284 digits
n = 148618 44743 digits
n = 151688 45667 digits
n = 172109 51814 digits
n = 185237 55766 digits
n = 222202 66894 digits
n = 313318 94322 digits
n = 359716 108290 digits May 2012 PPSE; PrimeGrid
n = 421942 127021 digits Nov 2012 Bart Kus; PPSE; PrimeGrid
n = 1093718 329246 digits May 2013 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1495292 450132 digits Jul 2018 Alexey Simbarsky; PSieve; srsieve; PrimeGrid; LLR
n = 2119118 637922 digits Jan 2025 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5195
max n: 2.373.224
n = 1 5 digits
n = 9 7 digits
n = 13 8 digits
n = 23 11 digits
n = 29 13 digits
n = 33 14 digits
n = 43 17 digits
n = 59 22 digits
n = 93 32 digits
n = 101 35 digits
n = 131 44 digits
n = 155 51 digits
n = 173 56 digits
n = 225 72 digits
n = 275 87 digits
n = 309 97 digits
n = 873 267 digits
n = 1379 419 digits
n = 1833 556 digits
n = 2025 614 digits
n = 2051 622 digits
n = 2539 769 digits
n = 4261 1287 digits 1993 Jeffrey Young
n = 14561 4388 digits
n = 15919 4796 digits
n = 19565 5894 digits
n = 19685 5930 digits
n = 33763 10168 digits
n = 56401 16983 digits
n = 62865 18928 digits
n = 112521 33876 digits
n = 120413 36252 digits
n = 192059 57820 digits
n = 307425 92548 digits
n = 1435733 432203 digits Feb 2017 Frederik Witte; PSieve; srsieve; PrimeGrid; LLR
n = 1862615 560707 digits Feb 2024 Vaughan Davies; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2025583 609765 digits Dec 2024 Jonathan Gehrke; PPSE; PrimeGrid
n = 2241611 674796 digits Feb 2025 Ulrich Fries; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5197
max n: 2.372.807
n = 2 5 digits
n = 26 12 digits
n = 38 16 digits
n = 216 69 digits
n = 348 109 digits
n = 636 196 digits
n = 1110 338 digits
n = 1488 452 digits
n = 2748 831 digits
n = 3110 940 digits
n = 4662 1408 digits 1993 Jeffrey Young
n = 10680 3219 digits
n = 12246 3691 digits
n = 16022 4827 digits
n = 23546 7092 digits
n = 32034 9647 digits
n = 36420 10968 digits
n = 37526 11301 digits
n = 40050 12060 digits
n = 78570 23656 digits
n = 85542 25755 digits
n = 92424 27827 digits
n = 108282 32600 digits
n = 144822 43600 digits
n = 152990 46059 digits
n = 169476 51022 digits
n = 193164 58152 digits
n = 463302 139472 digits Jul 2009 Paulo Silva; srsieve; PrimeGrid; LLR
n = 692946 208602 digits Sep 2011 Martin Dressler; PSieve; srsieve; PrimeGrid; LLR
n = 734078 220984 digits Feb 2012 Marcos Ferro; PSieve; srsieve; PrimeGrid; LLR
n = 812066 244460 digits Mar 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 978938 294694 digits Aug 2012 David Yost; PSieve; srsieve; PrimeGrid; LLR
n = 1908510 574523 digits Feb 2024 Sascha Beat Dinkel; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2089440 628988 digits Jan 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2172674 654044 digits Feb 2025 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5199
max n: 2.372.669
n = 1 5 digits
n = 3 5 digits
n = 10 7 digits
n = 13 8 digits
n = 33 14 digits
n = 43 17 digits
n = 73 26 digits
n = 133 44 digits
n = 205 66 digits
n = 286 90 digits
n = 342 107 digits
n = 1041 318 digits
n = 1051 321 digits
n = 1393 424 digits
n = 1527 464 digits
n = 1653 502 digits
n = 1843 559 digits
n = 2541 769 digits
n = 4135 1249 digits 1993 Jeffrey Young
n = 5631 1699 digits
n = 6030 1819 digits
n = 9351 2819 digits
n = 13459 4056 digits
n = 14979 4513 digits
n = 15514 4674 digits
n = 42447 12782 digits
n = 62491 18816 digits
n = 84289 25378 digits
n = 184873 55657 digits
n = 289519 87158 digits
n = 466333 140384 digits Sep 2009 Alan Jung; srsieve; PrimeGrid; LLR
n = 518071 155959 digits Jun 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 1512771 455394 digits Feb 2019 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 2117919 637561 digits Jan 2025 Robert Heindl; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2217447 667522 digits Feb 2025 Jaroslav Sekanina; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5201
max n: 2.372.832
n = 3 5 digits
n = 15 9 digits
n = 23 11 digits
n = 33 14 digits
n = 53 20 digits
n = 67 24 digits
n = 105 36 digits
n = 171 56 digits
n = 241 77 digits
n = 247 79 digits
n = 435 135 digits
n = 927 283 digits
n = 1543 469 digits
n = 1565 475 digits
n = 2947 891 digits
n = 4487 1355 digits 1993 Jeffrey Young
n = 4985 1505 digits 1993 Jeffrey Young
n = 6561 1979 digits
n = 7197 2171 digits May 1996 Patrick Demichel
n = 9871 2976 digits
n = 10085 3040 digits
n = 11593 3494 digits
n = 11683 3521 digits
n = 12633 3807 digits
n = 14751 4445 digits
n = 26041 7843 digits
n = 30097 9064 digits
n = 31137 9377 digits
n = 92705 27911 digits
n = 104083 31336 digits
n = 106617 32099 digits
n = 193933 58384 digits
n = 203421 61240 digits
n = 215997 65026 digits
n = 216925 65305 digits
n = 337993 101750 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 462137 139121 digits Jul 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 530891 159818 digits Jul 2010 Dmitry Domanov; PSieve; srsieve; PrimeGrid; LLR
n = 689875 207677 digits Aug 2011 Jeff Webster; PSieve; srsieve; PrimeGrid; LLR
n = 751543 226241 digits Mar 2012 Michael Wild; PSieve; srsieve; PrimeGrid; LLR
n = 2253321 678321 digits Mar 2025 Todd Pickering; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5203
max n: 2.373.448
n = 6 6 digits
n = 8 7 digits
n = 30 13 digits
n = 184 60 digits
n = 234 75 digits
n = 310 98 digits
n = 594 183 digits
n = 960 293 digits
n = 4032 1218 digits 1993 Jeffrey Young
n = 8072 2434 digits
n = 9216 2779 digits
n = 12054 3633 digits
n = 193320 58199 digits
n = 286832 86349 digits
n = 342762 103186 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 444346 133766 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 918946 276635 digits Jun 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 5205
max n: 2.372.556
n = 3 5 digits
n = 5 6 digits
n = 15 9 digits
n = 16 9 digits
n = 22 11 digits
n = 28 13 digits
n = 31 14 digits
n = 38 16 digits
n = 47 18 digits
n = 61 23 digits
n = 63 23 digits
n = 82 29 digits
n = 91 32 digits
n = 122 41 digits
n = 143 47 digits
n = 147 48 digits
n = 185 60 digits
n = 193 62 digits
n = 247 79 digits
n = 317 100 digits
n = 325 102 digits
n = 515 159 digits
n = 516 160 digits
n = 550 170 digits
n = 781 239 digits
n = 858 263 digits
n = 891 272 digits
n = 1135 346 digits
n = 1356 412 digits
n = 1555 472 digits
n = 1683 511 digits
n = 2171 658 digits
n = 3082 932 digits
n = 3811 1151 digits 1993 Jeffrey Young
n = 6437 1942 digits
n = 9675 2917 digits
n = 9898 2984 digits
n = 15323 4617 digits
n = 21458 6464 digits
n = 22398 6747 digits
n = 23609 7111 digits
n = 24601 7410 digits
n = 26092 7859 digits
n = 44786 13486 digits
n = 47471 14294 digits
n = 49990 15053 digits
n = 54727 16479 digits
n = 57760 17392 digits
n = 70876 21340 digits
n = 95007 28604 digits
n = 103002 31011 digits
n = 208031 62628 digits
n = 208528 62777 digits
n = 255435 76898 digits
n = 268815 80926 digits
n = 311655 93822 digits
n = 319489 96180 digits
n = 327446 98575 digits
n = 339293 102142 digits Apr 2012 Ulf Riedl; PPSE; PrimeGrid
n = 441695 132968 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 566535 170548 digits Oct 2010 Chris Anderson; PSieve; srsieve; PrimeGrid; LLR
n = 645816 194414 digits Feb 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 647116 194806 digits Feb 2011 Eric Larson; PSieve; srsieve; PrimeGrid; LLR
n = 718309 216237 digits Nov 2011 Carlos Loureiro; PSieve; srsieve; PrimeGrid; LLR
n = 737311 221957 digits Feb 2012 Gus Obermeyer; PSieve; srsieve; PrimeGrid; LLR
n = 755947 227567 digits Feb 2012 Stefan Baumgärtner; PSieve; srsieve; PrimeGrid; LLR
n = 820523 247006 digits Apr 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 975290 293596 digits Aug 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1078176 324568 digits Apr 2013 Algirdas Javtokas; PSieve; srsieve; PrimeGrid; LLR
n = 1344157 404636 digits Jul 2015 Todd Pickering; PSieve; srsieve; PrimeGrid; LLR
n = 1465831 441263 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1539716 463505 digits May 2019 Jan Kožíšek; PSieve; srsieve; PrimeGrid; LLR
n = 1547035 465708 digits Oct 2019 Zhiyuan Ma; PSieve; srsieve; PrimeGrid; LLR
n = 1981037 596356 digits Jul 2024 Lev Provotorin; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2329882 701369 digits Dec 2025 Valter Cavecchia; PPSE; PrimeGrid
k: 5207
max n: 2.373.370
n = 251 80 digits
n = 1211 369 digits
n = 6407 1933 digits
n = 19979 6018 digits
n = 22079 6651 digits
n = 85859 25850 digits
n = 1019567 306924 digits Oct 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 5209
max n: 2.373.373
n = 38 16 digits
n = 62 23 digits
n = 102 35 digits
n = 6438 1942 digits
n = 15662 4719 digits
n = 76322 22979 digits
n = 88190 26552 digits
n = 366270 110262 digits May 2012 PPSE; PrimeGrid
n = 396882 119478 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 929738 279883 digits Jul 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1858634 559509 digits Feb 2024 Vaughan Davies; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5211
max n: 2.372.666
n = 17 9 digits
n = 24 11 digits
n = 33 14 digits
n = 80 28 digits
n = 104 36 digits
n = 195 63 digits
n = 243 77 digits
n = 257 82 digits
n = 545 168 digits
n = 1265 385 digits
n = 1371 417 digits
n = 9761 2943 digits
n = 14523 4376 digits
n = 19340 5826 digits
n = 27617 8318 digits
n = 48507 14606 digits
n = 51603 15538 digits
n = 61136 18408 digits
n = 145311 43747 digits
n = 175611 52868 digits
n = 215091 64753 digits
n = 276075 83111 digits
n = 454800 136913 digits May 2009 Bruno Courty; srsieve; PrimeGrid; LLR
n = 614427 184965 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1609476 484505 digits Nov 2020 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 5213
max n: 2.373.228
n = 1 5 digits
n = 9 7 digits
n = 13 8 digits
n = 25 12 digits
n = 37 15 digits
n = 97 33 digits
n = 361 113 digits
n = 729 224 digits
n = 2385 722 digits
n = 3877 1171 digits 1993 Jeffrey Young
n = 13009 3920 digits
n = 23017 6933 digits
n = 49825 15003 digits
n = 52525 15816 digits
n = 417853 125791 digits Oct 2012 Ronny Willig; PPSE; PrimeGrid
n = 1100961 331427 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2077201 625304 digits Jan 2025 Jonathan Gehrke; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2108425 634703 digits Jan 2025 Vladislav Ketamino; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5215
max n: 2.372.871
n = 10 7 digits
n = 12 8 digits
n = 16 9 digits
n = 28 13 digits
n = 42 17 digits
n = 50 19 digits
n = 60 22 digits
n = 66 24 digits
n = 424 132 digits
n = 452 140 digits
n = 714 219 digits
n = 740 227 digits
n = 1626 494 digits
n = 1802 547 digits
n = 2762 836 digits
n = 6120 1847 digits
n = 6402 1931 digits
n = 7396 2231 digits
n = 9500 2864 digits
n = 12412 3741 digits
n = 21388 6443 digits
n = 21392 6444 digits
n = 32810 9881 digits
n = 40420 12172 digits
n = 48720 14670 digits
n = 80780 24321 digits
n = 91252 27474 digits
n = 163090 49099 digits
n = 190036 57211 digits
n = 226060 68055 digits
n = 238704 71861 digits
n = 639074 192385 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 789906 237790 digits Mar 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 860656 259087 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 928146 279404 digits Jul 2012 HansJürgen Bergelt; PSieve; srsieve; PrimeGrid; LLR
n = 1178706 354830 digits Oct 2013 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1365332 411010 digits Nov 2015 Shaun Cox; PSieve; srsieve; PrimeGrid; LLR
n = 1625772 489410 digits Feb 2021 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 3462740 1042393 digits Mar 2023 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5217
max n: 2.372.962
n = 3 5 digits
n = 11 8 digits
n = 36 15 digits
n = 43 17 digits
n = 44 17 digits
n = 46 18 digits
n = 60 22 digits
n = 66 24 digits
n = 78 28 digits
n = 114 39 digits
n = 150 49 digits
n = 164 54 digits
n = 260 82 digits
n = 334 105 digits
n = 420 131 digits
n = 506 157 digits
n = 1214 370 digits
n = 1376 418 digits
n = 1499 455 digits
n = 1556 473 digits
n = 2838 859 digits
n = 3114 942 digits
n = 4038 1220 digits 1993 Jeffrey Young
n = 4386 1325 digits 1993 Jeffrey Young
n = 5592 1688 digits
n = 5618 1695 digits
n = 6550 1976 digits
n = 7458 2249 digits
n = 8400 2533 digits
n = 9572 2886 digits
n = 10306 3107 digits
n = 12355 3723 digits
n = 13414 4042 digits
n = 15032 4529 digits Nov 1997 Henri Lifchitz; Proth
n = 20134 6065 digits
n = 21566 6496 digits
n = 43750 13174 digits
n = 47526 14311 digits
n = 70250 21152 digits
n = 78606 23667 digits
n = 79632 23976 digits
n = 83084 25015 digits
n = 148166 44607 digits
n = 165686 49881 digits
n = 195674 58908 digits
n = 226914 68312 digits
n = 372332 112087 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 404458 121758 digits Aug 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 480900 144770 digits Nov 2009 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 574578 172969 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 707256 212909 digits Sep 2011 Simon Geis; PSieve; srsieve; PrimeGrid; LLR
n = 1061738 319619 digits May 2013 John Palmer; PSieve; srsieve; PrimeGrid; LLR
n = 1067323 321300 digits Apr 2013 Daniel Schemmel; PSieve; srsieve; PrimeGrid; LLR
n = 1495136 450085 digits Jun 2018 Lucia White; PSieve; srsieve; PrimeGrid; LLR
n = 1544714 465009 digits Aug 2019 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 1550350 466706 digits Nov 2019 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 1585290 477224 digits Aug 2020 Richard Mortimore; PSieve; srsieve; PrimeGrid; LLR
n = 1615028 486176 digits Jan 2021 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1773816 533976 digits Nov 2023 Brian Parsonnet; PPSE; PrimeGrid
n = 1862564 560692 digits Feb 2024 Yuriy A. Choliy; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2087130 628293 digits Jan 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5219
max n: 2.372.898
n = 5 6 digits
n = 7 6 digits
n = 15 9 digits
n = 47 18 digits
n = 69 25 digits
n = 107 36 digits
n = 119 40 digits
n = 267 85 digits
n = 683 210 digits
n = 935 286 digits
n = 1255 382 digits
n = 2673 809 digits
n = 5769 1741 digits
n = 6367 1921 digits
n = 7555 2278 digits
n = 11129 3354 digits
n = 13455 4055 digits
n = 17915 5397 digits
n = 25655 7727 digits
n = 36903 11113 digits
n = 50735 15277 digits
n = 55113 16595 digits
n = 76029 22891 digits
n = 139907 42120 digits
n = 176555 53153 digits
n = 223137 67175 digits
n = 300785 90550 digits
n = 535169 161106 digits Jul 2010 Tetsuya Watanabe; PSieve; srsieve; PrimeGrid; LLR
n = 549095 165298 digits Sep 2010 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1020363 307164 digits Oct 2012 Carl Bartholomew; PSieve; srsieve; PrimeGrid; LLR
n = 2081769 626679 digits Jan 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5221
max n: 2.372.791
n = 4 5 digits
n = 44 17 digits
n = 140 46 digits
n = 776 238 digits
n = 820 251 digits
n = 2384 722 digits
n = 6896 2080 digits Mar 1996 Patrick Demichel
n = 20692 6233 digits
n = 56336 16963 digits
n = 151772 45692 digits
n = 497996 149916 digits Jun 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 1588024 478047 digits Sep 2020 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
k: 5223
max n: 2.372.764
n = 13 8 digits
n = 14 8 digits
n = 24 11 digits
n = 25 12 digits
n = 28 13 digits
n = 33 14 digits
n = 54 20 digits
n = 94 33 digits
n = 204 66 digits
n = 273 86 digits
n = 297 94 digits
n = 422 131 digits
n = 590 182 digits
n = 1254 382 digits
n = 1417 431 digits
n = 2365 716 digits
n = 2593 785 digits
n = 3477 1051 digits 1993 Jeffrey Young
n = 3673 1110 digits 1993 Jeffrey Young
n = 4173 1260 digits 1993 Jeffrey Young
n = 4312 1302 digits 1993 Jeffrey Young
n = 4998 1509 digits 1993 Jeffrey Young
n = 5445 1643 digits
n = 5654 1706 digits
n = 6025 1818 digits
n = 6118 1846 digits
n = 7932 2392 digits
n = 8517 2568 digits
n = 8928 2692 digits
n = 14230 4288 digits
n = 32952 9924 digits
n = 49464 14894 digits
n = 57048 17177 digits
n = 59518 17921 digits
n = 70553 21243 digits
n = 71357 21485 digits
n = 90325 27195 digits
n = 135852 40900 digits
n = 195328 58804 digits
n = 199864 60169 digits
n = 293964 88496 digits
n = 420168 126487 digits Oct 2012 Ronny Willig; PPSE; PrimeGrid
n = 462865 139340 digits Aug 2009 Dale Laluk; srsieve; PrimeGrid; LLR
n = 537310 161751 digits Jul 2010 Christian Beaumet; PSieve; srsieve; PrimeGrid; LLR
n = 584632 175996 digits Nov 2010 Dario Canossi; PSieve; srsieve; PrimeGrid; LLR
n = 970984 292300 digits Aug 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1355532 408060 digits Sep 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1759793 529755 digits Aug 2023 Stefan Larsson; PPSE; PrimeGrid
k: 5225
max n: 2.373.022
n = 3 5 digits
n = 9 7 digits
n = 17 9 digits
n = 21 11 digits
n = 81 29 digits
n = 141 47 digits
n = 191 62 digits
n = 269 85 digits
n = 347 109 digits
n = 755 231 digits
n = 1341 408 digits
n = 1437 437 digits
n = 3389 1024 digits 1993 Jeffrey Young
n = 4359 1316 digits 1993 Jeffrey Young
n = 5565 1679 digits
n = 12935 3898 digits
n = 14673 4421 digits
n = 15987 4817 digits
n = 24077 7252 digits
n = 40547 12210 digits
n = 52137 15699 digits
n = 87645 26388 digits
n = 100857 30365 digits
n = 103673 31213 digits
n = 143361 43160 digits
n = 224777 67669 digits
n = 532965 160443 digits Jul 2010 Mariusz Lipka; PSieve; srsieve; PrimeGrid; LLR
n = 546011 164370 digits Sep 2010 Donald Hatland; PSieve; srsieve; PrimeGrid; LLR
n = 568181 171044 digits Nov 2010 Grant Busler; PSieve; srsieve; PrimeGrid; LLR
n = 579527 174459 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 587741 176932 digits Dec 2010 Gerd Verbouwe; PSieve; srsieve; PrimeGrid; LLR
n = 789123 237554 digits Mar 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1547849 465953 digits Oct 2019 Andreas Reich; PSieve; srsieve; PrimeGrid; LLR
n = 2031297 611486 digits Dec 2024 Zack Friedrichsen; PPSE; PrimeGrid
n = 2170551 653405 digits Feb 2025 John Natividad; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5227
max n: 2.372.675
n = 10 7 digits
n = 12 8 digits
n = 28 13 digits
n = 72 26 digits
n = 88 31 digits
n = 148 49 digits
n = 202 65 digits
n = 468 145 digits
n = 1198 365 digits
n = 1228 374 digits
n = 1320 402 digits
n = 1792 544 digits
n = 1918 582 digits
n = 1936 587 digits
n = 2236 677 digits
n = 3148 952 digits
n = 3156 954 digits
n = 10792 3253 digits
n = 13720 4134 digits
n = 18256 5500 digits
n = 25200 7590 digits
n = 40318 12141 digits
n = 525970 158337 digits Jul 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 1472458 443258 digits Feb 2018 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
n = 1941456 584441 digits Mar 2024 Ming Hsiu Lee; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1994272 600340 digits Sep 2024 Michael Sanger; PPSE; PrimeGrid
k: 5229
max n: 2.372.810
n = 1 5 digits
n = 5 6 digits
n = 11 8 digits
n = 46 18 digits
n = 47 18 digits
n = 54 20 digits
n = 66 24 digits
n = 77 27 digits
n = 139 46 digits
n = 178 58 digits
n = 190 61 digits
n = 207 67 digits
n = 210 67 digits
n = 246 78 digits
n = 265 84 digits
n = 325 102 digits
n = 401 125 digits
n = 429 133 digits
n = 507 157 digits
n = 527 163 digits
n = 719 221 digits
n = 1569 477 digits
n = 1630 495 digits
n = 1921 582 digits
n = 2235 677 digits
n = 3058 925 digits
n = 3154 954 digits
n = 6406 1933 digits
n = 10942 3298 digits
n = 12646 3811 digits
n = 12785 3853 digits
n = 28205 8495 digits
n = 30449 9170 digits
n = 32751 9863 digits
n = 59321 17862 digits
n = 74482 22426 digits
n = 74547 22445 digits
n = 82291 24776 digits
n = 104627 31500 digits
n = 118434 35656 digits
n = 143286 43138 digits
n = 158682 47772 digits
n = 248754 74887 digits
n = 329989 99341 digits
n = 361181 108731 digits Feb 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 401087 120743 digits Jul 2012 Dirk Dhuyvetters; PPSE; PrimeGrid
n = 454725 136890 digits May 2009 Ben Rhodes; srsieve; PrimeGrid; LLR
n = 491590 147988 digits Mar 2010 Ulrich Fries; PSieve; srsieve; PrimeGrid; LLR
n = 747615 225059 digits Feb 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 803037 241742 digits Mar 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 828870 249519 digits Apr 2012 Peter Tibbott; PSieve; srsieve; PrimeGrid; LLR
n = 1294390 389654 digits Sep 2014 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1375839 414173 digits Jan 2016 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1387041 417545 digits Feb 2016 William de Thomas; PSieve; srsieve; PrimeGrid; LLR
n = 3392587 1021275 digits Jan 2022 Ed Goforth; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5231
max n: 2.371.714
n = 1 5 digits
n = 3 5 digits
n = 5 6 digits
n = 11 8 digits
n = 23 11 digits
n = 29 13 digits
n = 65 24 digits
n = 99 34 digits
n = 151 50 digits
n = 231 74 digits
n = 425 132 digits
n = 583 180 digits
n = 821 251 digits
n = 1055 322 digits
n = 1171 357 digits
n = 3935 1189 digits 1993 Jeffrey Young
n = 4201 1269 digits 1993 Jeffrey Young
n = 4271 1290 digits 1993 Jeffrey Young
n = 4795 1448 digits 1993 Jeffrey Young
n = 5263 1589 digits
n = 5551 1675 digits
n = 6883 2076 digits Mar 1996 Patrick Demichel
n = 7529 2271 digits May 1996 Patrick Demichel
n = 7675 2315 digits May 1996 Patrick Demichel
n = 8069 2433 digits
n = 9443 2847 digits
n = 14131 4258 digits
n = 24473 7371 digits Jan 1999 Baptiste Heyman; Proth
n = 28553 8600 digits
n = 28863 8693 digits
n = 36291 10929 digits
n = 37685 11349 digits
n = 48255 14530 digits
n = 70219 21142 digits
n = 70495 21225 digits
n = 123055 37047 digits
n = 136871 41206 digits
n = 158199 47627 digits
n = 225195 67795 digits
n = 494831 148963 digits Mar 2010 Hongwen Luo; PSieve; srsieve; PrimeGrid; LLR
n = 562051 169198 digits Oct 2010 Bruce Southey; PSieve; srsieve; PrimeGrid; LLR
n = 870255 261977 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 977561 294279 digits Aug 2012 Anonymous; PSieve; srsieve; PrimeGrid; LLR
n = 1300915 391619 digits Feb 2015 Hirofumi Tamagawa; PSieve; srsieve; PrimeGrid; LLR
n = 1577523 474886 digits Mar 2020 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
n = 1603609 482739 digits Sep 2020 Zoltan Kemenes; PSieve; srsieve; PrimeGrid; LLR
n = 2167729 652556 digits Feb 2025 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5233
max n: 2.373.093
n = 44 17 digits
n = 74 26 digits
n = 84 30 digits
n = 94 33 digits
n = 100 34 digits
n = 148 49 digits
n = 166 54 digits
n = 178 58 digits
n = 180 58 digits
n = 214 69 digits
n = 236 75 digits
n = 326 102 digits
n = 334 105 digits
n = 400 125 digits
n = 436 135 digits
n = 634 195 digits
n = 674 207 digits
n = 788 241 digits
n = 1148 350 digits
n = 1326 403 digits
n = 1380 420 digits
n = 1690 513 digits
n = 2018 612 digits
n = 4576 1382 digits 1993 Jeffrey Young
n = 10738 3237 digits
n = 11770 3547 digits
n = 38266 11523 digits
n = 54040 16272 digits
n = 55108 16593 digits
n = 64190 19327 digits
n = 95760 28831 digits
n = 135216 40708 digits
n = 194078 58428 digits
n = 206764 62246 digits
n = 210744 63444 digits
n = 227530 68498 digits
n = 257446 77503 digits
n = 271184 81639 digits
n = 295258 88886 digits
n = 323384 97353 digits
n = 385060 115919 digits Jun 2012 Michael Millerick; PPSE; PrimeGrid
n = 693268 208699 digits Sep 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 967930 291380 digits Aug 2012 JensOla Ekström; PSieve; srsieve; PrimeGrid; LLR
n = 1088116 327560 digits Apr 2013 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 1226700 369278 digits Jan 2014 Marshall Bishop; PSieve; srsieve; PrimeGrid; OpenPFGW; LLR
n = 1268176 381763 digits May 2014 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1968626 592620 digits Jun 2024 ZinSig Kim; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1984358 597355 digits Jul 2024 James Krauss; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5235
max n: 2.372.070
n = 4 5 digits
n = 5 6 digits
n = 14 8 digits
n = 25 12 digits
n = 41 17 digits
n = 52 20 digits
n = 107 36 digits
n = 115 39 digits
n = 196 63 digits
n = 367 115 digits
n = 374 117 digits
n = 629 194 digits
n = 839 257 digits
n = 1039 317 digits
n = 1115 340 digits
n = 1166 355 digits
n = 2299 696 digits
n = 2357 714 digits
n = 2725 825 digits
n = 6311 1904 digits
n = 7285 2197 digits May 1996 Patrick Demichel
n = 11401 3436 digits
n = 15244 4593 digits
n = 18155 5469 digits
n = 26617 8017 digits
n = 66049 19887 digits
n = 83677 25194 digits
n = 132266 39820 digits
n = 149737 45080 digits
n = 183859 55351 digits
n = 253511 76319 digits
n = 263135 79216 digits
n = 278234 83761 digits
n = 332017 99951 digits
n = 341186 102711 digits Apr 2012 Stefan Larsson; PPSE; PrimeGrid
n = 852379 256596 digits May 2012 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 868255 261375 digits May 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
k: 5237
max n: 2.373.410
n = 3 5 digits
n = 27 12 digits
n = 267 85 digits
n = 411 128 digits
n = 631 194 digits
n = 2527 765 digits
n = 3343 1011 digits 1993 Jeffrey Young
n = 5103 1540 digits
n = 5383 1625 digits
n = 8187 2469 digits
n = 10747 3239 digits
n = 19791 5962 digits
n = 23323 7025 digits
n = 24927 7508 digits
n = 57651 17359 digits
n = 93051 28015 digits
n = 162711 48985 digits
n = 286531 86259 digits
k: 5239
max n: 2.373.317
n = 18 10 digits
n = 30 13 digits
n = 78 28 digits
n = 102 35 digits
n = 222 71 digits
n = 266 84 digits
n = 1142 348 digits
n = 4266 1288 digits 1993 Jeffrey Young
n = 7946 2396 digits
n = 8322 2509 digits
n = 50786 15292 digits
n = 120290 36215 digits
n = 174906 52656 digits
n = 415146 124976 digits Oct 2012 Bart Kus; PPSE; PrimeGrid
n = 1151874 346753 digits Sep 2013 Masato Nose; PSieve; srsieve; PrimeGrid; LLR
k: 5241
max n: 2.372.859
n = 4 5 digits
n = 7 6 digits
n = 15 9 digits
n = 24 11 digits
n = 28 13 digits
n = 57 21 digits
n = 73 26 digits
n = 88 31 digits
n = 112 38 digits
n = 180 58 digits
n = 196 63 digits
n = 232 74 digits
n = 279 88 digits
n = 297 94 digits
n = 439 136 digits
n = 504 156 digits
n = 595 183 digits
n = 703 216 digits
n = 792 243 digits
n = 1129 344 digits
n = 1476 449 digits
n = 3289 994 digits
n = 4035 1219 digits 1993 Jeffrey Young
n = 4383 1324 digits 1993 Jeffrey Young
n = 5277 1593 digits
n = 6708 2024 digits Mar 1996 Patrick Demichel
n = 8980 2707 digits
n = 10417 3140 digits
n = 13219 3984 digits
n = 13935 4199 digits
n = 29605 8916 digits
n = 33528 10097 digits
n = 45339 13653 digits
n = 62992 18967 digits
n = 76212 22946 digits
n = 149235 44928 digits
n = 169032 50888 digits
n = 171564 51650 digits
n = 205827 61964 digits
n = 394645 118804 digits Jul 2012 Dirk Dhuyvetters; PPSE; PrimeGrid
n = 553899 166744 digits Oct 2010 Mike Parker; PSieve; srsieve; PrimeGrid; LLR
n = 639000 192362 digits Feb 2011 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 715299 215331 digits Nov 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 775200 233363 digits Feb 2012 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1267309 381502 digits May 2014 Jörg Meili; PSieve; srsieve; PrimeGrid; LLR
n = 1548409 466122 digits Oct 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 5243
max n: 2.373.421
n = 1 5 digits
n = 5 6 digits
n = 29 13 digits
n = 37 15 digits
n = 45 18 digits
n = 49 19 digits
n = 125 42 digits
n = 161 53 digits
n = 281 89 digits
n = 501 155 digits
n = 749 230 digits
n = 1329 404 digits
n = 2489 753 digits
n = 5969 1801 digits
n = 10861 3274 digits
n = 11961 3605 digits
n = 12781 3852 digits
n = 18401 5543 digits
n = 32761 9866 digits
n = 67261 20252 digits
n = 112709 33933 digits
n = 117265 35305 digits
n = 369837 111336 digits May 2012 Bruce Dodson; PPSE; PrimeGrid
n = 409005 123127 digits Sep 2012 Bart Kus; PPSE; PrimeGrid
n = 415917 125208 digits Oct 2012 PPSE; PrimeGrid
n = 427961 128833 digits Nov 2012 Jon Antonides; PPSE; PrimeGrid
n = 461277 138862 digits Jul 2009 Brendan Gallagher; srsieve; PrimeGrid; LLR
k: 5245
max n: 2.372.667
n = 2 5 digits
n = 4 5 digits
n = 6 6 digits
n = 10 7 digits
n = 36 15 digits
n = 50 19 digits
n = 74 26 digits
n = 86 30 digits
n = 132 44 digits
n = 156 51 digits
n = 466 144 digits
n = 662 204 digits
n = 1030 314 digits
n = 1124 343 digits
n = 1934 586 digits
n = 2316 701 digits
n = 2664 806 digits
n = 3112 941 digits
n = 3650 1103 digits 1993 Jeffrey Young
n = 6380 1925 digits
n = 6894 2080 digits Mar 1996 Patrick Demichel
n = 7788 2349 digits May 1996 Patrick Demichel
n = 12342 3720 digits
n = 15030 4529 digits Nov 1997 Henri Lifchitz; Proth
n = 16664 5021 digits
n = 25778 7764 digits
n = 27390 8249 digits
n = 28996 8733 digits
n = 33494 10087 digits
n = 40834 12296 digits
n = 54140 16302 digits
n = 57888 17430 digits
n = 61170 18418 digits
n = 63094 18997 digits
n = 76284 22968 digits
n = 96630 29093 digits
n = 104534 31472 digits
n = 130248 39213 digits
n = 147848 44511 digits
n = 179854 54146 digits
n = 201160 60559 digits
n = 218920 65906 digits
n = 327736 98663 digits
n = 342212 103020 digits Apr 2012 Bruce Dodson; PPSE; PrimeGrid
n = 589676 177514 digits Dec 2010 Kingsley Jarrett; PSieve; srsieve; PrimeGrid; LLR
n = 637352 191866 digits Feb 2011 Brian Carpenter; PSieve; srsieve; PrimeGrid; LLR
n = 901634 271423 digits Jun 2012 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 994648 299423 digits Sep 2012 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1100804 331379 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1153762 347321 digits Sep 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1171818 352757 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1567878 471983 digits Feb 2020 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1625674 489381 digits Feb 2021 Jordan Romaidis; PSieve; srsieve; PrimeGrid; LLR
n = 1981702 596556 digits Jul 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5247
max n: 2.373.321
n = 6 6 digits
n = 8 7 digits
n = 10 7 digits
n = 16 9 digits
n = 18 10 digits
n = 19 10 digits
n = 24 11 digits
n = 71 26 digits
n = 72 26 digits
n = 74 26 digits
n = 95 33 digits
n = 116 39 digits
n = 164 54 digits
n = 215 69 digits
n = 238 76 digits
n = 299 94 digits
n = 308 97 digits
n = 384 120 digits
n = 506 157 digits
n = 758 232 digits
n = 1024 312 digits
n = 1342 408 digits
n = 1554 472 digits
n = 1610 489 digits
n = 1654 502 digits
n = 2082 631 digits
n = 2106 638 digits
n = 2719 823 digits
n = 3088 934 digits
n = 3091 935 digits
n = 3454 1044 digits 1993 Jeffrey Young
n = 3534 1068 digits 1993 Jeffrey Young
n = 4012 1212 digits 1993 Jeffrey Young
n = 5988 1807 digits
n = 7688 2319 digits
n = 8554 2579 digits May 1996 Patrick Demichel
n = 8759 2641 digits
n = 9308 2806 digits
n = 10016 3019 digits
n = 11258 3393 digits May 1996 Patrick Demichel
n = 12036 3627 digits
n = 20862 6284 digits
n = 22355 6734 digits 1996 Patrick Demichel
n = 56803 17104 digits
n = 71243 21450 digits
n = 71426 21506 digits
n = 75786 22818 digits
n = 82686 24895 digits
n = 104650 31507 digits
n = 119143 35870 digits
n = 170494 51328 digits
n = 198984 59904 digits
n = 205615 61901 digits
n = 218094 65657 digits
n = 238183 71704 digits
n = 255652 76963 digits
n = 310106 93355 digits
n = 493032 148422 digits Mar 2010 Anders Granström; PSieve; srsieve; PrimeGrid; LLR
n = 653302 196668 digits Mar 2011 Serge Grondin; PSieve; srsieve; PrimeGrid; LLR
n = 871655 262399 digits May 2012 Andrà Deutschmann; PSieve; srsieve; PrimeGrid; LLR
n = 1288639 387923 digits Aug 2014 Volker Milbrandt; PSieve; srsieve; PrimeGrid; LLR
n = 1320007 397366 digits Mar 2015 Jay Parangalan; PSieve; srsieve; PrimeGrid; LLR
n = 2200092 662298 digits Feb 2025 Jens Katzur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5249
max n: 2.372.598
n = 1 5 digits
n = 19 10 digits
n = 37 15 digits
n = 73 26 digits
n = 161 53 digits
n = 739 227 digits
n = 1123 342 digits
n = 2429 735 digits
n = 2503 758 digits
n = 3139 949 digits
n = 3203 968 digits
n = 10241 3087 digits
n = 11899 3586 digits
n = 12905 3889 digits
n = 17521 5279 digits
n = 19895 5993 digits
n = 28571 8605 digits
n = 40609 12229 digits
n = 44729 13469 digits
n = 73511 22133 digits
n = 288907 86974 digits
n = 329035 99054 digits
n = 332371 100058 digits Apr 2012 Göran Schmidt; PPSE; PrimeGrid
n = 765283 230377 digits Feb 2012 Maarten de Jong; PSieve; srsieve; PrimeGrid; LLR
n = 828499 249407 digits Apr 2012 Ryan Becker; PSieve; srsieve; PrimeGrid; LLR
n = 1248251 375765 digits Mar 2014 John Chadwick; PSieve; srsieve; PrimeGrid; LLR
n = 1622773 488508 digits Feb 2021 Richard Mortimore; PSieve; srsieve; PrimeGrid; LLR
n = 2159819 650175 digits Feb 2025 Scott Earle; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5251
max n: 2.373.055
n = 4 5 digits
n = 28 13 digits
n = 112 38 digits
n = 116 39 digits
n = 776 238 digits
n = 916 280 digits
n = 944 288 digits
n = 1196 364 digits
n = 1436 436 digits
n = 2932 887 digits
n = 7196 2170 digits May 1996 Patrick Demichel
n = 8132 2452 digits May 1996 Patrick Demichel
n = 8264 2492 digits
n = 9220 2780 digits
n = 21844 6580 digits
n = 41824 12594 digits
n = 323876 97501 digits
n = 326764 98370 digits
n = 395572 119083 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 1346524 405348 digits Jul 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
k: 5253
max n: 2.373.013
n = 2 5 digits
n = 9 7 digits
n = 14 8 digits
n = 20 10 digits
n = 24 11 digits
n = 33 14 digits
n = 77 27 digits
n = 80 28 digits
n = 113 38 digits
n = 165 54 digits
n = 225 72 digits
n = 269 85 digits
n = 305 96 digits
n = 338 106 digits
n = 428 133 digits
n = 441 137 digits
n = 698 214 digits
n = 804 246 digits
n = 1349 410 digits
n = 1508 458 digits
n = 2177 660 digits
n = 2669 808 digits
n = 3170 958 digits
n = 3405 1029 digits 1993 Jeffrey Young
n = 4478 1352 digits 1993 Jeffrey Young
n = 9194 2772 digits
n = 10953 3301 digits
n = 14942 4502 digits
n = 15681 4725 digits
n = 32330 9737 digits
n = 33200 9998 digits Mar 1998 Richard Jones; Proth
n = 48489 14601 digits
n = 49838 15007 digits
n = 82085 24714 digits
n = 103940 31293 digits
n = 107288 32301 digits
n = 148413 44681 digits
n = 235073 70768 digits
n = 447908 134838 digits Jan 2013 Sami Heikkila; PPSE; PrimeGrid
n = 475862 143253 digits Oct 2009 Mika Saksanen; srsieve; PrimeGrid; LLR
n = 616569 185610 digits Jan 2011 Paul Arthur MacIain; PSieve; srsieve; PrimeGrid; LLR
n = 757469 228025 digits Feb 2012 Charley Gielkens; PSieve; srsieve; PrimeGrid; LLR
n = 1337888 402749 digits Apr 2015 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1815752 546600 digits Jan 2024 Jiri Jaros; PPSE; PrimeGrid
n = 2214608 666668 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2273342 684348 digits May 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5255
max n: 2.373.421
n = 7 6 digits
n = 21 11 digits
n = 39 16 digits
n = 103 35 digits
n = 151 50 digits
n = 165 54 digits
n = 175 57 digits
n = 471 146 digits
n = 993 303 digits
n = 3415 1032 digits 1993 Jeffrey Young
n = 15501 4670 digits
n = 70831 21326 digits
n = 101433 30539 digits
n = 114337 34423 digits
n = 168055 50594 digits
n = 212263 63902 digits
n = 470071 141510 digits Oct 2009 Ulrich Hartel; srsieve; PrimeGrid; LLR
n = 488461 147046 digits Feb 2010 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
k: 5257
max n: 2.372.827
n = 46 18 digits
n = 84 30 digits
n = 116 39 digits
n = 124 42 digits
n = 164 54 digits
n = 168 55 digits
n = 204 66 digits
n = 374 117 digits
n = 982 300 digits
n = 1232 375 digits
n = 1284 391 digits
n = 2248 681 digits
n = 2342 709 digits
n = 2998 907 digits
n = 3502 1058 digits 1993 Jeffrey Young
n = 6344 1914 digits
n = 16376 4934 digits
n = 40536 12207 digits
n = 44718 13466 digits
n = 49532 14915 digits
n = 83832 25240 digits
n = 101622 30595 digits
n = 170254 51256 digits
n = 199244 59983 digits
n = 806848 242890 digits Mar 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1328112 399806 digits Mar 2015 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 1602838 482507 digits Sep 2020 Jacques Molné; PSieve; srsieve; PrimeGrid; LLR
n = 1938084 583426 digits Mar 2024 Jan Kožíšek; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3331758 1002963 digits Mar 2020 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
k: 5259
max n: 2.372.925
n = 3 5 digits
n = 6 6 digits
n = 9 7 digits
n = 10 7 digits
n = 13 8 digits
n = 14 8 digits
n = 22 11 digits
n = 33 14 digits
n = 46 18 digits
n = 51 20 digits
n = 57 21 digits
n = 69 25 digits
n = 82 29 digits
n = 86 30 digits
n = 87 30 digits
n = 117 39 digits
n = 153 50 digits
n = 201 65 digits
n = 226 72 digits
n = 234 75 digits
n = 251 80 digits
n = 279 88 digits
n = 287 91 digits
n = 303 95 digits
n = 306 96 digits
n = 339 106 digits
n = 443 138 digits
n = 623 192 digits
n = 867 265 digits
n = 1023 312 digits
n = 1106 337 digits
n = 1369 416 digits
n = 1907 578 digits
n = 2099 636 digits
n = 2166 656 digits
n = 2310 700 digits
n = 2634 797 digits
n = 2981 902 digits
n = 3963 1197 digits 1993 Jeffrey Young
n = 5037 1521 digits
n = 5206 1571 digits
n = 10126 3052 digits
n = 17691 5330 digits
n = 22137 6668 digits 1996 Patrick Demichel
n = 24970 7521 digits
n = 25317 7625 digits
n = 32386 9753 digits
n = 41307 12439 digits
n = 43366 13059 digits
n = 45509 13704 digits
n = 74866 22541 digits
n = 87481 26339 digits
n = 110706 33330 digits
n = 112969 34011 digits
n = 115426 34751 digits
n = 122538 36892 digits
n = 139166 41897 digits
n = 155423 46791 digits
n = 185459 55833 digits
n = 196909 59280 digits
n = 226122 68074 digits
n = 281298 84683 digits
n = 310107 93356 digits
n = 344898 103829 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 379947 114380 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 382697 115207 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 398697 120024 digits Jul 2012 Frank Matillek; PPSE; PrimeGrid
n = 412714 124244 digits Sep 2012 Bart Kus; PPSE; PrimeGrid
n = 521466 156981 digits Jul 2010 Lukas Hron; PSieve; srsieve; PrimeGrid; LLR
n = 717649 216038 digits Nov 2011 Ryan Bigelow; PSieve; srsieve; PrimeGrid; LLR
n = 850173 255932 digits Apr 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1035589 311748 digits Jan 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1207421 363474 digits Dec 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1470738 442740 digits Feb 2018 Greg Miller; PSieve; srsieve; PrimeGrid; LLR
n = 1666983 501816 digits Feb 2022 Marc Wiseler; PSieve; srsieve; PrimeGrid; LLR
n = 1736319 522688 digits Mar 2023 PPSE; PrimeGrid
n = 1749563 526675 digits Jun 2023 Greg McDevitt; PPSE; PrimeGrid
n = 2160026 650237 digits Feb 2025 Mario Lein; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5261
max n: 2.372.658
n = 3 5 digits
n = 5 6 digits
n = 15 9 digits
n = 19 10 digits
n = 21 11 digits
n = 43 17 digits
n = 59 22 digits
n = 133 44 digits
n = 173 56 digits
n = 311 98 digits
n = 403 126 digits
n = 983 300 digits
n = 1019 311 digits
n = 1095 334 digits
n = 1319 401 digits
n = 1419 431 digits
n = 3215 972 digits
n = 4005 1210 digits 1993 Jeffrey Young
n = 5375 1622 digits
n = 7125 2149 digits May 1996 Patrick Demichel
n = 81189 24445 digits
n = 113175 34073 digits
n = 118375 35639 digits
n = 253019 76171 digits
n = 284175 85549 digits
n = 975631 293698 digits Aug 2012 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 1006171 302892 digits Sep 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 2036471 613043 digits Jan 2025 Zack Friedrichsen; PPSE; PrimeGrid
k: 5263
max n: 2.373.207
n = 8 7 digits
n = 10 7 digits
n = 26 12 digits
n = 40 16 digits
n = 62 23 digits
n = 82 29 digits
n = 100 34 digits
n = 106 36 digits
n = 118 40 digits
n = 160 52 digits
n = 250 79 digits
n = 268 85 digits
n = 332 104 digits
n = 464 144 digits
n = 478 148 digits
n = 532 164 digits
n = 676 208 digits
n = 1078 329 digits
n = 1900 576 digits
n = 1942 589 digits
n = 7288 2198 digits
n = 25220 7596 digits
n = 34852 10496 digits
n = 43790 13186 digits
n = 50396 15175 digits
n = 88738 26717 digits
n = 154030 46372 digits
n = 228590 68817 digits
n = 316714 95345 digits
n = 425098 127971 digits Nov 2012 Michael Millerick; PPSE; PrimeGrid
n = 775148 233347 digits Feb 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 866384 260812 digits May 2012 Nicholas Cullen; PSieve; srsieve; PrimeGrid; LLR
n = 1281460 385762 digits Jun 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1650172 496755 digits Dec 2021 Owen Jacobs; PSieve; srsieve; PrimeGrid; LLR
k: 5265
max n: 2.372.418
n = 1 5 digits
n = 2 5 digits
n = 5 6 digits
n = 6 6 digits
n = 7 6 digits
n = 11 8 digits
n = 14 8 digits
n = 22 11 digits
n = 33 14 digits
n = 35 15 digits
n = 42 17 digits
n = 46 18 digits
n = 52 20 digits
n = 55 21 digits
n = 70 25 digits
n = 73 26 digits
n = 100 34 digits
n = 119 40 digits
n = 166 54 digits
n = 167 54 digits
n = 176 57 digits
n = 254 81 digits
n = 281 89 digits
n = 311 98 digits
n = 326 102 digits
n = 361 113 digits
n = 465 144 digits
n = 847 259 digits
n = 1027 313 digits
n = 1120 341 digits
n = 1156 352 digits
n = 1202 366 digits
n = 1639 498 digits
n = 1941 589 digits
n = 1960 594 digits
n = 2545 770 digits
n = 3042 920 digits
n = 3502 1058 digits 1993 Jeffrey Young
n = 3745 1132 digits 1993 Jeffrey Young
n = 3899 1178 digits 1993 Jeffrey Young
n = 3996 1207 digits 1993 Jeffrey Young
n = 5287 1596 digits
n = 6677 2014 digits Mar 1996 Patrick Demichel
n = 8776 2646 digits
n = 9702 2925 digits
n = 12129 3655 digits
n = 12685 3823 digits
n = 14595 4398 digits
n = 16523 4978 digits
n = 17080 5146 digits
n = 21901 6597 digits
n = 24777 7463 digits
n = 27670 8334 digits
n = 31649 9532 digits
n = 38860 11702 digits
n = 46422 13979 digits
n = 47954 14440 digits
n = 54617 16446 digits
n = 79297 23875 digits
n = 111052 33434 digits
n = 140311 42242 digits
n = 148000 44557 digits
n = 152677 45965 digits
n = 153344 46165 digits
n = 200176 60263 digits Mar 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 223441 67267 digits
n = 261413 78697 digits
n = 265690 79985 digits
n = 425594 128121 digits Nov 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 439467 132297 digits Dec 2012 Adrian Schori; PPSE; PrimeGrid
n = 491800 148051 digits Mar 2010 Del S. Brand; PSieve; srsieve; PrimeGrid; LLR
n = 578123 174037 digits Nov 2010 Anthony Storch; PSieve; srsieve; PrimeGrid; LLR
n = 614355 184944 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 619235 186413 digits Feb 2011 Takaharu Yamamura; PSieve; srsieve; PrimeGrid; LLR
n = 702263 211406 digits Sep 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 726643 218746 digits Feb 2012 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 728977 219448 digits Feb 2012 Patrick Schöfer; PSieve; srsieve; PrimeGrid; LLR
n = 733486 220806 digits Feb 2012 Rene Schick; PSieve; srsieve; PrimeGrid; LLR
n = 768280 231280 digits Feb 2012 Piotr A. Bogacz; PSieve; srsieve; PrimeGrid; LLR
n = 825454 248491 digits Apr 2012 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 898219 270395 digits Jun 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1240387 373398 digits Jan 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1433521 431537 digits Jan 2017 Seonghwan Kim; PSieve; srsieve; PrimeGrid; LLR
n = 1480741 445752 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1914907 576449 digits Feb 2024 Steve Cole; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2371085 713772 digits Jun 2026 Yifei Gao; PPSE; PrimeGrid
n = 3390581 1020671 digits Jan 2022 Klaus Gundermann; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3440332 1035647 digits Dec 2022 Takashi Iwasaki; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5267
max n: 2.373.082
n = 23 11 digits
n = 47 18 digits
n = 63 23 digits
n = 107 36 digits
n = 147 48 digits
n = 411 128 digits
n = 867 265 digits
n = 1143 348 digits
n = 5955 1797 digits
n = 12551 3782 digits
n = 15915 4795 digits
n = 103583 31186 digits
n = 238791 71887 digits
n = 936555 281935 digits Jul 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
k: 5269
max n: 2.373.321
n = 6 6 digits
n = 54 20 digits
n = 94 33 digits
n = 246 78 digits
n = 358 112 digits
n = 4342 1311 digits 1993 Jeffrey Young
n = 5286 1595 digits
n = 14958 4507 digits
n = 27342 8235 digits
n = 148914 44832 digits
n = 506542 152489 digits May 2010 Daishin Ueyama; PSieve; srsieve; PrimeGrid; LLR
k: 5271
max n: 2.372.008
n = 3 5 digits
n = 5 6 digits
n = 9 7 digits
n = 15 9 digits
n = 17 9 digits
n = 23 11 digits
n = 31 14 digits
n = 35 15 digits
n = 41 17 digits
n = 55 21 digits
n = 65 24 digits
n = 67 24 digits
n = 69 25 digits
n = 75 27 digits
n = 103 35 digits
n = 105 36 digits
n = 113 38 digits
n = 123 41 digits
n = 261 83 digits
n = 275 87 digits
n = 360 113 digits
n = 363 113 digits
n = 467 145 digits
n = 552 170 digits
n = 621 191 digits
n = 683 210 digits
n = 1017 310 digits
n = 1499 455 digits
n = 1643 499 digits
n = 1907 578 digits
n = 1973 598 digits
n = 2513 761 digits
n = 3115 942 digits
n = 3155 954 digits
n = 3635 1098 digits 1993 Jeffrey Young
n = 3947 1192 digits 1993 Jeffrey Young
n = 4289 1295 digits 1993 Jeffrey Young
n = 4613 1393 digits 1993 Jeffrey Young
n = 4793 1447 digits 1993 Jeffrey Young
n = 4808 1452 digits 1993 Jeffrey Young
n = 5301 1600 digits
n = 6939 2093 digits Mar 1996 Patrick Demichel
n = 7113 2145 digits May 1996 Patrick Demichel
n = 7455 2248 digits
n = 8897 2682 digits
n = 9880 2978 digits
n = 12461 3755 digits
n = 36005 10843 digits
n = 36737 11063 digits
n = 40077 12069 digits
n = 64731 19490 digits
n = 93427 28129 digits
n = 109040 32829 digits
n = 112305 33811 digits
n = 115191 34680 digits
n = 164265 49453 digits
n = 195375 58818 digits
n = 207195 62376 digits
n = 229209 69003 digits
n = 281493 84742 digits
n = 530635 159741 digits Jul 2010 Kevin D Puckett; PSieve; srsieve; PrimeGrid; LLR
n = 578363 174109 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 624783 188083 digits Feb 2011 Ed McCormick; PSieve; srsieve; PrimeGrid; LLR
n = 733869 220921 digits Feb 2012 Radoslaw Szymeczko; PSieve; srsieve; PrimeGrid; LLR
n = 812960 244730 digits Mar 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 887795 267257 digits May 2012 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 1044867 314541 digits Feb 2013 Benjamin Glasgow; PSieve; srsieve; PrimeGrid; LLR
n = 1182129 355861 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1286688 387336 digits Jul 2014 Nanami Simpson; PSieve; srsieve; PrimeGrid; LLR
n = 1354497 407748 digits Sep 2015 Yegor Ryabchikov; PSieve; srsieve; PrimeGrid; LLR
n = 1587785 477975 digits Sep 2020 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1677993 505130 digits Mar 2022 Benjamin Lynch; PPSE; PrimeGrid
n = 1696808 510794 digits Jun 2022 Honza Cholt; PPSE; PrimeGrid
n = 1956333 588919 digits Apr 2024 Yankton Robins; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1993759 600185 digits Sep 2024 PPSE; PrimeGrid
k: 5273
max n: 2.373.221
n = 5 6 digits
n = 9 7 digits
n = 45 18 digits
n = 65 24 digits
n = 245 78 digits
n = 3697 1117 digits 1993 Jeffrey Young
n = 3969 1199 digits 1993 Jeffrey Young
n = 11465 3456 digits
n = 19149 5769 digits
n = 89169 26847 digits
n = 163161 49121 digits
n = 255277 76850 digits
n = 527581 158822 digits Jul 2010 Stephan Kirsten; PSieve; srsieve; PrimeGrid; LLR
n = 1063001 319999 digits Apr 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1285885 387094 digits Aug 2014 Hiroaki Nitobe; PSieve; srsieve; PrimeGrid; LLR
k: 5275
max n: 2.373.349
n = 2 5 digits
n = 4 5 digits
n = 78 28 digits
n = 94 33 digits
n = 100 34 digits
n = 148 49 digits
n = 162 53 digits
n = 180 58 digits
n = 754 231 digits
n = 1058 323 digits
n = 1228 374 digits
n = 1834 556 digits
n = 2242 679 digits
n = 2824 854 digits
n = 3552 1073 digits 1993 Jeffrey Young
n = 4130 1247 digits 1993 Jeffrey Young
n = 11914 3591 digits
n = 12742 3840 digits
n = 17388 5239 digits
n = 34872 10502 digits
n = 86814 26138 digits
n = 100694 30316 digits
n = 142534 42911 digits
n = 195562 58874 digits
n = 352150 106012 digits May 2012 PPSE; PrimeGrid
n = 372794 112226 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 420840 126690 digits Nov 2012 Bart Kus; PPSE; PrimeGrid
n = 666708 200703 digits Apr 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 751490 226225 digits Feb 2012 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 768890 231463 digits Feb 2012 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 922138 277595 digits Jun 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1310590 394531 digits Feb 2015 Robert Lacroix; PSieve; srsieve; PrimeGrid; LLR
n = 1410938 424739 digits Jun 2016 Han Pingtian; PSieve; srsieve; PrimeGrid; LLR
n = 1600632 481842 digits Sep 2020 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2015570 606751 digits Nov 2024 PPSE; PrimeGrid
n = 2214900 666756 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5277
max n: 2.373.159
n = 7 6 digits
n = 10 7 digits
n = 11 8 digits
n = 14 8 digits
n = 19 10 digits
n = 44 17 digits
n = 134 45 digits
n = 143 47 digits
n = 226 72 digits
n = 311 98 digits
n = 404 126 digits
n = 626 193 digits
n = 670 206 digits
n = 754 231 digits
n = 847 259 digits
n = 1103 336 digits
n = 2683 812 digits
n = 2896 876 digits
n = 3146 951 digits
n = 3658 1105 digits 1993 Jeffrey Young
n = 4198 1268 digits 1993 Jeffrey Young
n = 4840 1461 digits 1993 Jeffrey Young
n = 4975 1502 digits 1993 Jeffrey Young
n = 5074 1532 digits
n = 5630 1699 digits
n = 7738 2334 digits May 1996 Patrick Demichel
n = 9410 2837 digits
n = 10087 3041 digits
n = 12776 3850 digits
n = 18395 5542 digits
n = 21427 6454 digits
n = 51676 15560 digits
n = 54538 16422 digits
n = 111904 33691 digits
n = 117863 35485 digits
n = 149783 45093 digits
n = 197255 59384 digits
n = 200767 60441 digits Mar 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 220663 66430 digits
n = 376078 113215 digits Jun 2012 Pietari Snow; PPSE; PrimeGrid
n = 429566 129316 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 455200 137033 digits May 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 598078 180044 digits Dec 2010 Steve Scranton; PSieve; srsieve; PrimeGrid; LLR
n = 756623 227770 digits Feb 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1143214 344146 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1891931 569532 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5279
max n: 2.372.840
n = 1 5 digits
n = 7 6 digits
n = 19 10 digits
n = 27 12 digits
n = 31 14 digits
n = 35 15 digits
n = 65 24 digits
n = 81 29 digits
n = 137 45 digits
n = 139 46 digits
n = 267 85 digits
n = 673 207 digits
n = 703 216 digits
n = 1347 410 digits
n = 2231 676 digits
n = 3913 1182 digits 1993 Jeffrey Young
n = 6595 1990 digits
n = 7001 2112 digits Mar 1996 Patrick Demichel
n = 9569 2885 digits
n = 10563 3184 digits
n = 18681 5628 digits Oct 1996 Patrick Demichel
n = 23391 7046 digits
n = 33219 10004 digits Jul 1999 Mark R. Coffey; Proth
n = 54299 16350 digits
n = 98819 29752 digits
n = 173481 52227 digits
n = 254995 76765 digits
n = 432841 130302 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 770187 231854 digits Feb 2012 Fumikazu Ameta; PSieve; srsieve; PrimeGrid; LLR
n = 1053639 317181 digits Mar 2013 Lukas Hron; PSieve; srsieve; PrimeGrid; LLR
n = 1174047 353428 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1837403 553118 digits Jan 2024 Jonathan Seeley; PPSE; PrimeGrid
n = 2039699 614015 digits Jan 2025 Zack Friedrichsen; PPSE; PrimeGrid
n = 2278783 685986 digits May 2025 Zhong Yehai; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3402241 1024181 digits Feb 2022 Takeshi Nakamura; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5281
max n: 2.372.791
n = 32 14 digits
n = 92 32 digits
n = 140 46 digits
n = 672 207 digits
n = 680 209 digits
n = 2004 607 digits
n = 12440 3749 digits
n = 108276 32599 digits
n = 118484 35671 digits
n = 220124 66268 digits
n = 429632 129336 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 768320 231292 digits Feb 2012 Peter Leschek; PSieve; srsieve; PrimeGrid; LLR
n = 1291292 388722 digits Sep 2014 JanPeter Fischer; PSieve; srsieve; PrimeGrid; LLR
k: 5283
max n: 2.373.177
n = 1 5 digits
n = 10 7 digits
n = 13 8 digits
n = 18 10 digits
n = 25 12 digits
n = 40 16 digits
n = 61 23 digits
n = 73 26 digits
n = 90 31 digits
n = 148 49 digits
n = 162 53 digits
n = 168 55 digits
n = 202 65 digits
n = 220 70 digits
n = 336 105 digits
n = 348 109 digits
n = 385 120 digits
n = 816 250 digits
n = 913 279 digits
n = 970 296 digits
n = 1216 370 digits
n = 1506 458 digits
n = 2149 651 digits
n = 2785 843 digits
n = 3481 1052 digits 1993 Jeffrey Young
n = 3876 1171 digits 1993 Jeffrey Young
n = 5821 1757 digits
n = 5968 1801 digits
n = 6013 1814 digits
n = 41161 12395 digits
n = 47425 14281 digits
n = 54145 16303 digits
n = 86712 26107 digits
n = 88602 26676 digits
n = 242448 72988 digits
n = 265549 79942 digits
n = 447301 134655 digits Jan 2013 Ardo van Rangelrooij; PPSE; PrimeGrid
k: 5285
max n: 2.372.972
n = 3 5 digits
n = 13 8 digits
n = 27 12 digits
n = 53 20 digits
n = 65 24 digits
n = 69 25 digits
n = 99 34 digits
n = 147 48 digits
n = 245 78 digits
n = 285 90 digits
n = 433 135 digits
n = 843 258 digits
n = 867 265 digits
n = 989 302 digits
n = 1849 561 digits
n = 2497 756 digits
n = 2523 764 digits
n = 8665 2613 digits
n = 9937 2996 digits
n = 13909 4191 digits
n = 21229 6395 digits
n = 26033 7841 digits
n = 28235 8504 digits
n = 38209 11506 digits
n = 47049 14167 digits
n = 63083 18994 digits
n = 76109 22915 digits
n = 78457 23622 digits
n = 79445 23920 digits
n = 118475 35669 digits Jan 2003 Peter Grobstich; NewPGen; PRP; Proth
n = 148283 44642 digits Feb 2003 Peter Grobstich; NewPGen; PRP; Proth
n = 396977 119506 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 593553 178681 digits Dec 2010 Robert W. Culbertson; PSieve; srsieve; PrimeGrid; LLR
n = 787883 237181 digits Mar 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1252317 376989 digits Apr 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1501449 451985 digits Sep 2018 Alexey Simbarsky; PSieve; srsieve; PrimeGrid; LLR
n = 1808525 544424 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 2269037 683052 digits Apr 2025 Bruce Slade; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3467445 1043809 digits Apr 2023 Charles Jackson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5287
max n: 2.372.859
n = 2 5 digits
n = 6 6 digits
n = 12 8 digits
n = 30 13 digits
n = 50 19 digits
n = 140 46 digits
n = 246 78 digits
n = 306 96 digits
n = 770 236 digits
n = 2022 613 digits
n = 2334 707 digits
n = 2574 779 digits
n = 10346 3119 digits
n = 13092 3945 digits
n = 19362 5833 digits
n = 30390 9153 digits
n = 47874 14416 digits
n = 65452 19707 digits
n = 115986 34919 digits
n = 120114 36162 digits
n = 169820 51125 digits
n = 179052 53904 digits
n = 187452 56433 digits
n = 306960 92408 digits
n = 402116 121053 digits Jul 2012 Matt Jurach; PPSE; PrimeGrid
n = 516206 155398 digits Jun 2010 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 1137534 342436 digits Aug 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1168142 351650 digits Sep 2013 Renato Chagas; PSieve; srsieve; PrimeGrid; LLR
k: 5289
max n: 2.372.360
n = 2 5 digits
n = 5 6 digits
n = 6 6 digits
n = 7 6 digits
n = 10 7 digits
n = 13 8 digits
n = 14 8 digits
n = 18 10 digits
n = 31 14 digits
n = 38 16 digits
n = 61 23 digits
n = 74 26 digits
n = 90 31 digits
n = 217 70 digits
n = 266 84 digits
n = 277 88 digits
n = 346 108 digits
n = 397 124 digits
n = 601 185 digits
n = 761 233 digits
n = 785 241 digits
n = 906 277 digits
n = 1010 308 digits
n = 1231 375 digits
n = 1718 521 digits
n = 2125 644 digits
n = 2558 774 digits
n = 2657 804 digits
n = 4023 1215 digits 1993 Jeffrey Young
n = 4527 1367 digits 1993 Jeffrey Young
n = 7585 2288 digits May 1996 Patrick Demichel
n = 10522 3172 digits
n = 11823 3563 digits
n = 25382 7645 digits
n = 32365 9747 digits
n = 37822 11390 digits
n = 42873 12910 digits
n = 67185 20229 digits
n = 74574 22453 digits
n = 98490 29653 digits
n = 128610 38720 digits
n = 194977 58698 digits
n = 270486 81429 digits
n = 278326 83789 digits
n = 322537 97098 digits
n = 1061117 319432 digits Apr 2013 Dmitry Domanov; PSieve; srsieve; PrimeGrid; LLR
n = 1093975 329324 digits May 2013 Peyton Hayslette; PSieve; srsieve; PrimeGrid; LLR
n = 1246925 375366 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1331047 400689 digits Apr 2015 HansJürgen Bergelt; PSieve; srsieve; PrimeGrid; LLR
n = 1553477 467647 digits Jan 2020 Anthony Ayiomamitis; PSieve; srsieve; PrimeGrid; LLR
n = 2009346 604878 digits Nov 2024 Brian Parsonnet; PPSE; PrimeGrid
n = 2114598 636562 digits Jan 2025 Koichi Soraku; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5291
max n: 2.372.806
n = 5 6 digits
n = 11 8 digits
n = 31 14 digits
n = 53 20 digits
n = 133 44 digits
n = 139 46 digits
n = 175 57 digits
n = 193 62 digits
n = 479 148 digits
n = 517 160 digits
n = 877 268 digits
n = 983 300 digits
n = 1219 371 digits
n = 1685 511 digits
n = 1879 570 digits
n = 12575 3790 digits
n = 24053 7245 digits
n = 33221 10005 digits
n = 35581 10715 digits
n = 37337 11244 digits
n = 37867 11403 digits
n = 41227 12415 digits
n = 45281 13635 digits
n = 60833 18317 digits
n = 66347 19977 digits
n = 99245 29880 digits
n = 123467 37171 digits
n = 220207 66293 digits
n = 342517 103112 digits Apr 2012 Lukasz Piotrowski; PPSE; PrimeGrid
n = 380653 114592 digits Feb 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 416479 125377 digits Oct 2012 James Boerner; PPSE; PrimeGrid
n = 632711 190469 digits Feb 2011 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 834317 251159 digits Apr 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 905039 272448 digits Jun 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1651399 497125 digits Jan 2022 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 5293
max n: 2.372.795
n = 6 6 digits
n = 20 10 digits
n = 78 28 digits
n = 150 49 digits
n = 210 67 digits
n = 218 70 digits
n = 360 113 digits
n = 416 129 digits
n = 710 218 digits
n = 718 220 digits
n = 1098 335 digits
n = 1610 489 digits
n = 2210 669 digits
n = 2260 685 digits
n = 2520 763 digits
n = 3926 1186 digits 1993 Jeffrey Young
n = 7918 2388 digits
n = 12270 3698 digits Jan 2000 Takahiro Nohara; Proth
n = 23956 7216 digits
n = 28696 8643 digits
n = 31700 9547 digits
n = 74116 22315 digits
n = 104996 31611 digits
n = 114736 34543 digits
n = 329578 99217 digits
n = 414726 124849 digits Oct 2012 Claude Dulaurens; PPSE; PrimeGrid
n = 537930 161937 digits Jul 2010 Kurt J Kemp; PSieve; srsieve; PrimeGrid; LLR
n = 708818 213380 digits Sep 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1730930 521066 digits Jan 2023 Vesa Harju; PPSE; PrimeGrid
k: 5295
max n: 2.372.630
n = 14 8 digits
n = 15 9 digits
n = 47 18 digits
n = 50 19 digits
n = 86 30 digits
n = 96 33 digits
n = 107 36 digits
n = 116 39 digits
n = 128 43 digits
n = 146 48 digits
n = 194 63 digits
n = 206 66 digits
n = 218 70 digits
n = 237 76 digits
n = 242 77 digits
n = 252 80 digits
n = 372 116 digits
n = 495 153 digits
n = 519 160 digits
n = 666 205 digits
n = 669 206 digits
n = 701 215 digits
n = 789 242 digits
n = 1317 401 digits
n = 1619 492 digits
n = 1797 545 digits
n = 2270 688 digits
n = 5987 1806 digits
n = 6980 2105 digits Mar 1996 Patrick Demichel
n = 9551 2879 digits
n = 10452 3151 digits
n = 10514 3169 digits
n = 11618 3502 digits
n = 19242 5797 digits
n = 31302 9427 digits
n = 31887 9603 digits
n = 33479 10082 digits
n = 35307 10633 digits Mar 1999 Tadashi Taura; Proth
n = 62735 18889 digits Mar 1999 Tadashi Taura; Proth
n = 77559 23352 digits
n = 86804 26135 digits
n = 132812 39985 digits
n = 133542 40204 digits
n = 143094 43080 digits
n = 168354 50684 digits
n = 284415 85622 digits
n = 299675 90215 digits
n = 480194 144557 digits Nov 2009 Robert Scullin; PSieve; srsieve; PrimeGrid; LLR
n = 512277 154215 digits Jun 2010 Piotr Malara; PSieve; srsieve; PrimeGrid; LLR
n = 589989 177609 digits Dec 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 721998 217347 digits Nov 2011 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 813107 244774 digits Mar 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 894219 269191 digits Jun 2012 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 1225536 368927 digits Jan 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1650020 496710 digits Dec 2021 Pete Allivato; PSieve; srsieve; PrimeGrid; LLR
n = 1871780 563466 digits Feb 2024 Milan Fňašek; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2276694 685357 digits May 2025 Hiroki Saito; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5297
max n: 2.372.671
n = 50011 15059 digits Aug 1997 Jeffrey Young
k: 5299
max n: 2.372.849
n = 6 6 digits
n = 10 7 digits
n = 18 10 digits
n = 30 13 digits
n = 70 25 digits
n = 110 37 digits
n = 906 277 digits
n = 3006 909 digits
n = 19698 5934 digits
n = 20650 6220 digits
n = 21470 6467 digits
n = 51198 15416 digits
n = 62578 18842 digits
n = 141650 42645 digits
n = 152958 46049 digits
n = 208586 62795 digits
n = 296490 89257 digits
n = 878250 264384 digits May 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1005278 302623 digits Sep 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 2315838 697141 digits Oct 2025 Jerry Lin; PPSE; PrimeGrid
k: 5301
max n: 2.372.904
n = 3 5 digits
n = 5 6 digits
n = 13 8 digits
n = 21 11 digits
n = 27 12 digits
n = 39 16 digits
n = 41 17 digits
n = 73 26 digits
n = 77 27 digits
n = 91 32 digits
n = 93 32 digits
n = 99 34 digits
n = 123 41 digits
n = 131 44 digits
n = 183 59 digits
n = 193 62 digits
n = 281 89 digits
n = 305 96 digits
n = 335 105 digits
n = 379 118 digits
n = 472 146 digits
n = 633 195 digits
n = 711 218 digits
n = 1011 309 digits
n = 1476 449 digits
n = 1624 493 digits
n = 1691 513 digits
n = 1768 536 digits
n = 1955 593 digits
n = 2128 645 digits
n = 2939 889 digits
n = 3043 920 digits
n = 4077 1232 digits 1993 Jeffrey Young
n = 4804 1450 digits 1993 Jeffrey Young
n = 6135 1851 digits
n = 7665 2312 digits May 1996 Patrick Demichel
n = 8181 2467 digits May 1996 Patrick Demichel
n = 8663 2612 digits
n = 14055 4235 digits
n = 23567 7099 digits
n = 33468 10079 digits
n = 59848 18020 digits
n = 60049 18081 digits
n = 80137 24128 digits
n = 81777 24622 digits
n = 90979 27392 digits
n = 125341 37736 digits
n = 161068 48491 digits
n = 163261 49151 digits
n = 169827 51127 digits
n = 202696 61022 digits
n = 242284 72939 digits
n = 245727 73975 digits
n = 258159 77718 digits
n = 288676 86904 digits
n = 297701 89621 digits
n = 325643 98033 digits
n = 346579 104335 digits Apr 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 437381 131669 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 490999 147810 digits Feb 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 741917 223343 digits Feb 2012 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 1406295 423341 digits May 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1490188 448596 digits Apr 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1552029 467212 digits Dec 2019 Vadim Bulanov; PSieve; srsieve; PrimeGrid; LLR
n = 1813423 545899 digits Jan 2024 Manuel Stenschke; PPSE; PrimeGrid
n = 2000501 602215 digits Oct 2024 Robert Lacroix; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2338069 703833 digits Jan 2026 Robert Lacroix; PPSE; PrimeGrid
k: 5303
max n: 2.372.392
n = 1 5 digits
n = 21 11 digits
n = 29 13 digits
n = 33 14 digits
n = 49 19 digits
n = 69 25 digits
n = 77 27 digits
n = 93 32 digits
n = 561 173 digits
n = 801 245 digits
n = 1149 350 digits
n = 3237 979 digits
n = 9701 2925 digits
n = 13929 4197 digits
n = 16173 4873 digits
n = 17121 5158 digits
n = 32969 9929 digits
n = 36697 11051 digits
n = 56729 17081 digits
n = 359833 108325 digits May 2012 Bob Hurd; PPSE; PrimeGrid
n = 582857 175462 digits Nov 2010 Anand S Nair; PSieve; srsieve; PrimeGrid; LLR
n = 802569 241602 digits Mar 2012 Sergey Lovov; PSieve; srsieve; PrimeGrid; LLR
n = 965417 290624 digits Aug 2012 Charles E. Nadeau; PSieve; srsieve; PrimeGrid; LLR
n = 1448249 435971 digits May 2017 Javi Jarne; PSieve; srsieve; PrimeGrid; LLR
n = 1729237 520556 digits Jan 2023 Tim Ranch; PPSE; PrimeGrid
k: 5305
max n: 2.372.853
n = 2 5 digits
n = 10 7 digits
n = 16 9 digits
n = 38 16 digits
n = 62 23 digits
n = 88 31 digits
n = 262 83 digits
n = 608 187 digits
n = 1330 405 digits
n = 1442 438 digits
n = 1598 485 digits
n = 1874 568 digits
n = 3950 1193 digits 1993 Jeffrey Young
n = 4288 1295 digits 1993 Jeffrey Young
n = 5414 1634 digits
n = 7934 2393 digits
n = 9230 2783 digits
n = 15202 4580 digits
n = 28400 8553 digits
n = 40144 12089 digits
n = 94742 28524 digits
n = 104432 31441 digits
n = 448136 134907 digits Jan 2013 Nikolaos Derziotis; PPSE; PrimeGrid
n = 689630 207604 digits Sep 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 1523216 458538 digits Feb 2019 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
k: 5307
max n: 2.372.807
n = 3 5 digits
n = 4 5 digits
n = 6 6 digits
n = 7 6 digits
n = 19 10 digits
n = 27 12 digits
n = 28 13 digits
n = 36 15 digits
n = 42 17 digits
n = 60 22 digits
n = 70 25 digits
n = 95 33 digits
n = 126 42 digits
n = 148 49 digits
n = 172 56 digits
n = 252 80 digits
n = 276 87 digits
n = 416 129 digits
n = 478 148 digits
n = 500 155 digits
n = 556 172 digits
n = 908 278 digits
n = 1019 311 digits
n = 1050 320 digits
n = 1324 403 digits
n = 1503 457 digits
n = 2380 721 digits
n = 2430 736 digits
n = 3424 1035 digits 1993 Jeffrey Young
n = 3752 1134 digits 1993 Jeffrey Young
n = 3966 1198 digits 1993 Jeffrey Young
n = 5023 1516 digits
n = 7952 2398 digits
n = 8348 2517 digits
n = 8467 2553 digits May 1996 Patrick Demichel
n = 13535 4079 digits
n = 14180 4273 digits
n = 19804 5966 digits
n = 21424 6453 digits
n = 22803 6869 digits
n = 65956 19859 digits
n = 67668 20374 digits
n = 71598 21557 digits
n = 94062 28320 digits
n = 124275 37415 digits
n = 132120 39776 digits
n = 145696 43863 digits
n = 156887 47232 digits
n = 208048 62633 digits
n = 222404 66955 digits
n = 332299 100036 digits Apr 2012 Tarmo Ilves; PPSE; PrimeGrid
n = 396736 119434 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 550920 165848 digits Sep 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 626016 188454 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 675879 203464 digits Aug 2011 Eunseok Oh; PSieve; srsieve; PrimeGrid; LLR
n = 712292 214425 digits Nov 2011 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 1047047 315197 digits Feb 2013 Matthew K Williams; PSieve; srsieve; PrimeGrid; LLR
n = 3374939 1015962 digits Aug 2021 Mike McDonald; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5309
max n: 2.373.425
n = 3 5 digits
n = 5 6 digits
n = 11 8 digits
n = 17 9 digits
n = 23 11 digits
n = 35 15 digits
n = 51 20 digits
n = 63 23 digits
n = 65 24 digits
n = 147 48 digits
n = 299 94 digits
n = 371 116 digits
n = 431 134 digits
n = 915 280 digits
n = 1355 412 digits
n = 5451 1645 digits
n = 30339 9137 digits
n = 31295 9425 digits
n = 36795 11081 digits
n = 112775 33953 digits
n = 251867 75824 digits
n = 340947 102639 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 1257831 378649 digits Apr 2014 Sebastian Rädle; PSieve; srsieve; PrimeGrid; LLR
n = 1632335 491386 digits Feb 2021 Frederik Schiøler; PSieve; srsieve; PrimeGrid; LLR
k: 5311
max n: 2.373.335
n = 4 5 digits
n = 16 9 digits
n = 24 11 digits
n = 720 221 digits
n = 1012 309 digits
n = 2712 821 digits
n = 14088 4245 digits
n = 701904 211298 digits Sep 2011 Lukas Hron; PSieve; srsieve; PrimeGrid; LLR
n = 1894308 570248 digits Feb 2024 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1896024 570764 digits Feb 2024 Rene Schick; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2089080 628880 digits Jan 2025 Jonathan Gehrke; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5313
max n: 2.373.039
n = 1 5 digits
n = 4 5 digits
n = 24 11 digits
n = 25 12 digits
n = 26 12 digits
n = 28 13 digits
n = 57 21 digits
n = 72 26 digits
n = 98 34 digits
n = 128 43 digits
n = 161 53 digits
n = 172 56 digits
n = 184 60 digits
n = 378 118 digits
n = 546 169 digits
n = 705 216 digits
n = 954 291 digits
n = 1036 316 digits
n = 1753 532 digits
n = 2744 830 digits
n = 2753 833 digits
n = 3426 1036 digits 1993 Jeffrey Young
n = 3840 1160 digits 1993 Jeffrey Young
n = 3913 1182 digits 1993 Jeffrey Young
n = 5224 1577 digits
n = 8121 2449 digits
n = 8786 2649 digits May 1996 Patrick Demichel
n = 12352 3723 digits
n = 14905 4491 digits
n = 16298 4910 digits
n = 16958 5109 digits
n = 18450 5558 digits
n = 21465 6466 digits
n = 28118 8469 digits
n = 29337 8836 digits
n = 48816 14699 digits
n = 56654 17059 digits
n = 58868 17725 digits
n = 79962 24075 digits
n = 95436 28733 digits
n = 146889 44222 digits
n = 170217 51245 digits
n = 177446 53421 digits
n = 246746 74282 digits
n = 265993 80076 digits
n = 343970 103550 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 864924 260372 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1047593 315361 digits Feb 2013 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1104930 332621 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1268624 381898 digits May 2014 Robert Fiedler; PSieve; srsieve; PrimeGrid; LLR
n = 1348545 405957 digits Jul 2015 Shaun Cox; PSieve; srsieve; PrimeGrid; LLR
n = 1723904 518951 digits Dec 2022 Takashi Iwasaki; PPSE; PrimeGrid
n = 2003668 603168 digits Oct 2024 Robert Coplin; PPSE; PrimeGrid
n = 2330430 701534 digits Dec 2025 PPSE; PrimeGrid
k: 5315
max n: 2.372.668
n = 1 5 digits
n = 5 6 digits
n = 7 6 digits
n = 33 14 digits
n = 37 15 digits
n = 43 17 digits
n = 75 27 digits
n = 79 28 digits
n = 91 32 digits
n = 101 35 digits
n = 117 39 digits
n = 145 48 digits
n = 533 165 digits
n = 547 169 digits
n = 579 179 digits
n = 607 187 digits
n = 663 204 digits
n = 857 262 digits
n = 939 287 digits
n = 1255 382 digits
n = 2321 703 digits
n = 2949 892 digits
n = 3799 1148 digits 1993 Jeffrey Young
n = 6281 1895 digits
n = 7957 2400 digits
n = 8237 2484 digits
n = 13913 4192 digits
n = 17649 5317 digits
n = 25701 7741 digits
n = 30025 9043 digits
n = 31395 9455 digits
n = 34951 10526 digits
n = 64483 19416 digits
n = 69125 20813 digits
n = 102195 30768 digits
n = 118837 35778 digits
n = 169253 50954 digits
n = 172765 52012 digits
n = 190497 57350 digits
n = 535383 161171 digits Jul 2010 Jeff Webster; PSieve; srsieve; PrimeGrid; LLR
n = 618805 186283 digits Jan 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1207551 363513 digits Dec 2013 Robert Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 1655023 498216 digits Jan 2022 Latah Headrick; PSieve; srsieve; PrimeGrid; LLR
k: 5317
max n: 2.372.783
n = 2 5 digits
n = 8 7 digits
n = 12 8 digits
n = 20 10 digits
n = 34 14 digits
n = 44 17 digits
n = 66 24 digits
n = 90 31 digits
n = 144 48 digits
n = 156 51 digits
n = 200 64 digits
n = 248 79 digits
n = 250 79 digits
n = 1172 357 digits
n = 1282 390 digits
n = 1650 501 digits
n = 2144 650 digits
n = 3026 915 digits
n = 3152 953 digits
n = 3626 1096 digits 1993 Jeffrey Young
n = 5594 1688 digits
n = 6362 1919 digits
n = 7028 2120 digits
n = 7338 2213 digits May 1996 Patrick Demichel
n = 7536 2273 digits May 1996 Patrick Demichel
n = 9528 2872 digits
n = 14208 4281 digits
n = 15632 4710 digits
n = 17196 5181 digits
n = 26528 7990 digits
n = 28152 8479 digits
n = 33548 10103 digits
n = 58488 17611 digits
n = 86906 26166 digits
n = 92700 27910 digits
n = 119556 35994 digits
n = 121818 36675 digits
n = 137322 41342 digits
n = 210164 63270 digits
n = 219312 66024 digits
n = 262226 78942 digits
n = 347074 104484 digits Apr 2012 Honza Cholt; PPSE; PrimeGrid
n = 492928 148390 digits Mar 2010 Bjorn Lindberg; PSieve; srsieve; PrimeGrid; LLR
n = 598098 180050 digits Dec 2010 Abraham Varricatt; PSieve; srsieve; PrimeGrid; LLR
n = 612156 184282 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 983218 295982 digits Sep 2012 Ray Miller; PSieve; srsieve; PrimeGrid; LLR
n = 1079376 324929 digits Apr 2013 Bradford Nye; PSieve; srsieve; PrimeGrid; LLR
n = 1285922 387105 digits Jul 2014 Jozsef Schmidt; PSieve; srsieve; PrimeGrid; LLR
n = 1506378 453469 digits Nov 2018 Brook Harste; PSieve; srsieve; PrimeGrid; LLR
n = 1537700 462898 digits May 2019 Paul Chism; PSieve; srsieve; PrimeGrid; LLR
n = 1580412 475756 digits Jun 2020 Matthew Lowe; PSieve; srsieve; PrimeGrid; LLR
n = 3409236 1026287 digits Feb 2022 Andrew Dunchouk; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5319
max n: 2.372.629
n = 1 5 digits
n = 2 5 digits
n = 14 8 digits
n = 19 10 digits
n = 25 12 digits
n = 37 15 digits
n = 58 22 digits
n = 85 30 digits
n = 170 55 digits
n = 589 182 digits
n = 709 218 digits
n = 793 243 digits
n = 1195 364 digits
n = 1598 485 digits
n = 2011 610 digits
n = 4970 1500 digits 1993 Jeffrey Young
n = 5251 1585 digits
n = 16210 4884 digits
n = 19963 6014 digits
n = 34858 10498 digits
n = 102002 30710 digits Jul 2002 Richard Kapek; Proth
n = 106862 32173 digits
n = 160094 48197 digits
n = 422267 127119 digits Nov 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 466934 140565 digits Sep 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 673837 202849 digits Jul 2011 Dmitry Domanov; PSieve; srsieve; PrimeGrid; LLR
n = 852782 256717 digits May 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1263971 380497 digits Apr 2014 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1821370 548291 digits Jan 2024 Jiri Jaros; PPSE; PrimeGrid
n = 1877347 565142 digits Feb 2024 Brian D. Niegocki; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2213339 666286 digits Feb 2025 Christian Guilleminot; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2235409 672929 digits Feb 2025 Andrew Dunchouk; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2341579 704890 digits Feb 2026 Attila Egri-Nagy; PPSE; PrimeGrid
k: 5321
max n: 2.372.998
n = 3 5 digits
n = 7 6 digits
n = 11 8 digits
n = 17 9 digits
n = 21 11 digits
n = 31 14 digits
n = 35 15 digits
n = 41 17 digits
n = 107 36 digits
n = 111 38 digits
n = 127 42 digits
n = 157 51 digits
n = 239 76 digits
n = 283 89 digits
n = 341 107 digits
n = 479 148 digits
n = 643 198 digits
n = 917 280 digits
n = 1003 306 digits
n = 1109 338 digits
n = 1371 417 digits
n = 1559 474 digits
n = 4603 1390 digits 1993 Jeffrey Young
n = 11159 3363 digits
n = 11255 3392 digits May 1996 Patrick Demichel
n = 13129 3956 digits
n = 15213 4584 digits
n = 18671 5625 digits Oct 1996 Patrick Demichel
n = 19111 5757 digits
n = 22953 6914 digits
n = 44949 13535 digits
n = 117361 35333 digits
n = 150649 45354 digits
n = 175499 52835 digits
n = 184001 55394 digits
n = 927553 279226 digits Jun 2012 Sou Fukui; PSieve; srsieve; PrimeGrid; LLR
n = 2308643 694975 digits Sep 2025 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5323
max n: 2.373.361
n = 8 7 digits
n = 18 10 digits
n = 72 26 digits
n = 78 28 digits
n = 128 43 digits
n = 434 135 digits
n = 588 181 digits
n = 1476 449 digits
n = 1838 558 digits
n = 2114 641 digits
n = 2924 884 digits
n = 5538 1671 digits
n = 148404 44678 digits
n = 250368 75373 digits
n = 297198 89470 digits
n = 324828 97787 digits
n = 924456 278293 digits Jun 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1180404 355341 digits Oct 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1438688 433092 digits Feb 2017 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1815912 546648 digits Jan 2024 Jonathan Gehrke; PPSE; PrimeGrid
k: 5325
max n: 2.372.940
n = 1 5 digits
n = 4 5 digits
n = 6 6 digits
n = 9 7 digits
n = 22 11 digits
n = 24 11 digits
n = 48 19 digits
n = 57 21 digits
n = 67 24 digits
n = 69 25 digits
n = 96 33 digits
n = 121 41 digits
n = 150 49 digits
n = 166 54 digits
n = 414 129 digits
n = 454 141 digits
n = 726 223 digits
n = 1056 322 digits
n = 1197 365 digits
n = 1278 389 digits
n = 1327 404 digits
n = 3660 1106 digits 1993 Jeffrey Young
n = 5017 1514 digits
n = 6060 1828 digits
n = 6516 1966 digits
n = 10837 3266 digits
n = 14356 4326 digits
n = 25537 7692 digits
n = 35677 10744 digits Mar 1999 Tadashi Taura; Proth
n = 37116 11177 digits
n = 40692 12254 digits
n = 41424 12474 digits
n = 50707 15269 digits
n = 84601 25472 digits
n = 90352 27203 digits
n = 113217 34086 digits
n = 168616 50763 digits
n = 190257 57277 digits
n = 568878 171254 digits Nov 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 587877 176973 digits Dec 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 791032 238129 digits Mar 2012 Greg Gatewood; PSieve; srsieve; PrimeGrid; LLR
n = 923280 277939 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1350678 406599 digits Aug 2015 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1633609 491770 digits Feb 2021 Pete Allivato; PSieve; srsieve; PrimeGrid; LLR
n = 1761678 530322 digits Sep 2023 Bruno Windischmann; PPSE; PrimeGrid
n = 3336120 1004276 digits Jul 2020 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
k: 5327
max n: 2.373.170
n = 11 8 digits
n = 15 9 digits
n = 31 14 digits
n = 731 224 digits
n = 1103 336 digits
n = 1131 345 digits
n = 1163 354 digits
n = 1399 425 digits
n = 1571 477 digits
n = 8831 2663 digits
n = 16691 5029 digits
n = 40991 12344 digits
n = 373199 112348 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 739971 222758 digits Feb 2012 Sergii Lavrinenko; PSieve; srsieve; PrimeGrid; LLR
n = 796731 239844 digits Mar 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 929743 279885 digits Jul 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1034683 311475 digits Jan 2013 Oleksandr Vynogradov; PSieve; srsieve; PrimeGrid; LLR
n = 1269751 382237 digits May 2014 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1423499 428520 digits Oct 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1640023 493700 digits Jun 2021 Stephen Michael Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2053831 618269 digits Jan 2025 Timothy D Winslow; PPSE; PrimeGrid
n = 3457363 1040774 digits Feb 2023 Bob Calvin; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5329
max n: 2.372.685
n = 2 5 digits
n = 6 6 digits
n = 10 7 digits
n = 34 14 digits
n = 42 17 digits
n = 58 22 digits
n = 78 28 digits
n = 82 29 digits
n = 186 60 digits
n = 502 155 digits
n = 506 157 digits
n = 526 163 digits
n = 574 177 digits
n = 586 181 digits
n = 670 206 digits
n = 782 240 digits
n = 2086 632 digits
n = 2494 755 digits
n = 5314 1604 digits
n = 5982 1805 digits
n = 6070 1831 digits
n = 20930 6305 digits
n = 27214 8196 digits
n = 29442 8867 digits
n = 32366 9747 digits
n = 36366 10951 digits
n = 62318 18764 digits
n = 69962 21065 digits
n = 73222 22046 digits
n = 81062 24406 digits
n = 121750 36655 digits
n = 134498 40492 digits
n = 163706 49285 digits
n = 167078 50300 digits
n = 216698 65237 digits
n = 260602 78453 digits
n = 365926 110159 digits May 2012 PPSE; PrimeGrid
n = 504442 151856 digits May 2010 Robert Arthur; PSieve; srsieve; PrimeGrid; LLR
n = 647598 194951 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 914822 275393 digits Jun 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2219426 668118 digits Feb 2025 Anhad Lamba; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5331
max n: 2.372.832
n = 1 5 digits
n = 3 5 digits
n = 4 5 digits
n = 9 7 digits
n = 11 8 digits
n = 16 9 digits
n = 36 15 digits
n = 53 20 digits
n = 79 28 digits
n = 103 35 digits
n = 109 37 digits
n = 117 39 digits
n = 131 44 digits
n = 147 48 digits
n = 183 59 digits
n = 189 61 digits
n = 204 66 digits
n = 333 104 digits
n = 343 107 digits
n = 779 239 digits
n = 1351 411 digits
n = 1656 503 digits
n = 1744 529 digits
n = 1831 555 digits
n = 1919 582 digits
n = 2379 720 digits
n = 2503 758 digits
n = 3349 1012 digits 1993 Jeffrey Young
n = 4329 1307 digits 1993 Jeffrey Young
n = 4471 1350 digits 1993 Jeffrey Young
n = 4884 1474 digits 1993 Jeffrey Young
n = 5229 1578 digits
n = 6089 1837 digits
n = 6377 1924 digits
n = 10279 3099 digits
n = 11217 3381 digits May 1996 Patrick Demichel
n = 14964 4509 digits
n = 28464 8573 digits
n = 36279 10925 digits
n = 61211 18431 digits
n = 62903 18940 digits
n = 64016 19275 digits
n = 70329 21175 digits
n = 78139 23526 digits
n = 112043 33733 digits
n = 116233 34994 digits
n = 144971 43645 digits
n = 172099 51811 digits
n = 176853 53242 digits
n = 192964 58092 digits
n = 224016 67440 digits
n = 233919 70421 digits
n = 315199 94889 digits
n = 365123 109917 digits May 2012 PPSE; PrimeGrid
n = 410157 123474 digits Sep 2012 Adrian Schori; PPSE; PrimeGrid
n = 430536 129608 digits Dec 2012 John Murphy; PPSE; PrimeGrid
n = 527012 158651 digits Jul 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 557909 167952 digits Oct 2010 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 851603 256362 digits May 2012 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 1163732 350322 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1411667 424958 digits Jun 2016 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1480359 445637 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1491683 449046 digits May 2018 Lucia White; PSieve; srsieve; PrimeGrid; LLR
n = 1691939 509329 digits May 2022 Honza Cholt; PPSE; PrimeGrid
n = 2060401 620247 digits Jan 2025 Jens Katzur; PPSE; PrimeGrid
n = 2296189 691226 digits Jul 2025 PPSE; PrimeGrid
k: 5333
max n: 2.373.461
n = 1 5 digits
n = 13 8 digits
n = 73 26 digits
n = 121 41 digits
n = 325 102 digits
n = 521 161 digits
n = 2393 725 digits
n = 4457 1346 digits 1993 Jeffrey Young
n = 31865 9597 digits
n = 428837 129097 digits Nov 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 444097 133691 digits Dec 2012 Gary Harris; PPSE; PrimeGrid
n = 2094985 630658 digits Jan 2025 Kyle Gingrich; PPSE; PrimeGrid
k: 5335
max n: 2.372.841
n = 2 5 digits
n = 4 5 digits
n = 8 7 digits
n = 10 7 digits
n = 18 10 digits
n = 24 11 digits
n = 30 13 digits
n = 40 16 digits
n = 60 22 digits
n = 62 23 digits
n = 64 23 digits
n = 72 26 digits
n = 74 27 digits
n = 76 27 digits
n = 86 30 digits
n = 96 33 digits
n = 104 36 digits
n = 122 41 digits
n = 126 42 digits
n = 182 59 digits
n = 190 61 digits
n = 398 124 digits
n = 494 153 digits
n = 518 160 digits
n = 1094 334 digits
n = 1134 346 digits
n = 1506 458 digits
n = 1700 516 digits
n = 3214 972 digits
n = 5664 1709 digits
n = 5670 1711 digits
n = 6650 2006 digits Mar 1996 Patrick Demichel
n = 19284 5809 digits
n = 32664 9837 digits
n = 48756 14681 digits
n = 58290 17551 digits
n = 64472 19412 digits
n = 72550 21844 digits
n = 77114 23218 digits
n = 90280 27181 digits
n = 122212 36794 digits
n = 185604 55877 digits
n = 239914 72226 digits
n = 277602 83571 digits
n = 324414 97663 digits
n = 523064 157462 digits Jul 2010 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
n = 599792 180560 digits Jan 2011 Ian Dickinson; PSieve; srsieve; PrimeGrid; LLR
n = 910046 273955 digits Jun 2012 Dan Lowe; PSieve; srsieve; PrimeGrid; LLR
n = 949096 285711 digits Jul 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1196128 360075 digits Nov 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1880052 565956 digits Feb 2024 Jason Jung; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1944838 585459 digits Mar 2024 Nicholas Yakubchak; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2154444 648556 digits Feb 2025 Robert Coplin; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5337
max n: 2.372.675
n = 3 5 digits
n = 6 6 digits
n = 12 8 digits
n = 27 12 digits
n = 59 22 digits
n = 63 23 digits
n = 116 39 digits
n = 159 52 digits
n = 195 63 digits
n = 252 80 digits
n = 303 95 digits
n = 851 260 digits
n = 1335 406 digits
n = 1491 453 digits
n = 3666 1108 digits 1993 Jeffrey Young
n = 10100 3045 digits
n = 15308 4612 digits
n = 19770 5956 digits
n = 39668 11945 digits
n = 59459 17903 digits
n = 67683 20379 digits
n = 80366 24197 digits
n = 91551 27564 digits
n = 100676 30311 digits
n = 213572 64296 digits
n = 343347 103362 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 386427 116330 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 389118 117140 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 594458 178954 digits Dec 2010 Damian Peter Shaw; PSieve; srsieve; PrimeGrid; LLR
n = 686679 206715 digits Aug 2011 Quasar Liao; PSieve; srsieve; PrimeGrid; LLR
n = 733431 220789 digits Feb 2012 René Brückner; PSieve; srsieve; PrimeGrid; LLR
n = 836556 251833 digits Apr 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1019426 306882 digits Oct 2012 Shane Phillips; PSieve; srsieve; PrimeGrid; LLR
n = 1158620 348784 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 5339
max n: 2.373.188
n = 27 12 digits
n = 31 14 digits
n = 49 19 digits
n = 109 37 digits
n = 129 43 digits
n = 279 88 digits
n = 441 137 digits
n = 679 209 digits
n = 897 274 digits
n = 991 303 digits
n = 1657 503 digits
n = 10821 3262 digits
n = 20227 6093 digits
n = 20481 6170 digits Aug 1997 Kenneth J. Brazier; Proth
n = 31797 9576 digits
n = 53841 16212 digits
n = 188371 56710 digits
n = 241521 72709 digits
n = 289647 87197 digits
n = 999849 300989 digits Sep 2012 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 2068027 622542 digits Jan 2025 Li Yawei; PPSE; PrimeGrid
k: 5341
max n: 2.373.360
n = 12 8 digits
n = 32 14 digits
n = 144 48 digits
n = 352 110 digits
n = 488 151 digits
n = 1760 534 digits
n = 2048 621 digits
n = 13680 4122 digits
n = 577668 173900 digits Nov 2010 Carl Bartholomew; PSieve; srsieve; PrimeGrid; LLR
k: 5343
max n: 2.372.045
n = 1 5 digits
n = 6 6 digits
n = 10 7 digits
n = 13 8 digits
n = 14 8 digits
n = 24 11 digits
n = 28 13 digits
n = 36 15 digits
n = 38 16 digits
n = 44 17 digits
n = 96 33 digits
n = 140 46 digits
n = 176 57 digits
n = 188 61 digits
n = 189 61 digits
n = 193 62 digits
n = 354 111 digits
n = 409 127 digits
n = 528 163 digits
n = 580 179 digits
n = 633 195 digits
n = 694 213 digits
n = 706 217 digits
n = 770 236 digits
n = 825 253 digits
n = 1128 344 digits
n = 1956 593 digits
n = 3690 1115 digits 1993 Jeffrey Young
n = 4326 1306 digits 1993 Jeffrey Young
n = 6401 1931 digits
n = 9548 2878 digits
n = 11037 3327 digits
n = 12330 3716 digits
n = 15236 4591 digits
n = 16206 4883 digits
n = 18144 5466 digits
n = 19846 5978 digits
n = 25176 7583 digits
n = 28186 8489 digits
n = 35041 10553 digits
n = 42528 12806 digits Mar 1999 Tadashi Taura; Proth
n = 57280 17247 digits
n = 75058 22599 digits
n = 88190 26552 digits
n = 96206 28965 digits
n = 127730 38455 digits
n = 187688 56504 digits
n = 198098 59638 digits
n = 229464 69080 digits
n = 242860 73112 digits
n = 266869 80340 digits
n = 267457 80517 digits
n = 332486 100092 digits Apr 2012 Stefan Larsson; PPSE; PrimeGrid
n = 351154 105712 digits Apr 2012 David Yost; PPSE; PrimeGrid
n = 381225 114764 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 430365 129557 digits Dec 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 456104 137305 digits May 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 614190 184894 digits Jan 2011 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
n = 733198 220719 digits Feb 2012 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 828533 249418 digits Apr 2012 D Parker; PSieve; srsieve; PrimeGrid; LLR
n = 985746 296743 digits Sep 2012 Seppo Parviainen; PSieve; srsieve; PrimeGrid; LLR
n = 1135485 341819 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1347977 405786 digits Jul 2015 Mark Jones; PSieve; srsieve; PrimeGrid; LLR
n = 1388888 418101 digits Feb 2016 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
k: 5345
max n: 2.372.794
n = 1 5 digits
n = 57 21 digits
n = 115 39 digits
n = 129 43 digits
n = 167 54 digits
n = 231 74 digits
n = 239 76 digits
n = 349 109 digits
n = 477 148 digits
n = 595 183 digits
n = 721 221 digits
n = 1059 323 digits
n = 1155 352 digits
n = 2255 683 digits
n = 2811 850 digits
n = 2829 856 digits
n = 3479 1052 digits 1993 Jeffrey Young
n = 3995 1207 digits 1993 Jeffrey Young
n = 5379 1623 digits
n = 7631 2301 digits May 1996 Patrick Demichel
n = 7991 2410 digits
n = 8535 2574 digits
n = 9429 2843 digits
n = 13989 4215 digits
n = 17755 5349 digits
n = 22137 6668 digits
n = 22359 6735 digits
n = 27707 8345 digits
n = 28737 8655 digits
n = 62271 18750 digits
n = 162095 48800 digits
n = 199051 59925 digits
n = 303189 91273 digits
n = 410083 123452 digits Sep 2012 Bart Kus; PPSE; PrimeGrid
n = 457893 137844 digits Jun 2009 Gil Emery; srsieve; PrimeGrid; LLR
n = 528035 158959 digits Jul 2010 Wolfgang Straubinger; PSieve; srsieve; PrimeGrid; LLR
n = 600681 180827 digits Jan 2011 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 1101637 331630 digits Jul 2013 Florian Le Manach; PSieve; srsieve; PrimeGrid; LLR
n = 1241241 373655 digits Jan 2014 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1506789 453593 digits Nov 2018 Eric Nietering; PSieve; srsieve; PrimeGrid; LLR
n = 2295743 691092 digits Jul 2025 PPSE; PrimeGrid
n = 2322541 699159 digits Nov 2025 Sebastien Deram; PPSE; PrimeGrid
n = 2374539 714812 digits Jun 2026 ZinSig Kim; PPSE; PrimeGrid
k: 5347
max n: 2.372.791
n = 10 7 digits
n = 22 11 digits
n = 50 19 digits
n = 118 40 digits
n = 140 46 digits
n = 194 63 digits
n = 262 83 digits
n = 442 137 digits
n = 1004 306 digits
n = 1580 480 digits
n = 4604 1390 digits 1993 Jeffrey Young
n = 9548 2878 digits
n = 45260 13629 digits
n = 47122 14189 digits
n = 94114 28335 digits
n = 237758 71577 digits
n = 289358 87110 digits
n = 389420 117231 digits Jul 2012 Bruce Dodson; PPSE; PrimeGrid
n = 731878 220321 digits Feb 2012 Lubomir Kostal; PSieve; srsieve; PrimeGrid; LLR
n = 809098 243567 digits Mar 2012 Nils Ohlsson; PSieve; srsieve; PrimeGrid; LLR
n = 925858 278715 digits Jul 2012 Simon Yuen; PSieve; srsieve; PrimeGrid; LLR
n = 1861844 560475 digits Feb 2024 Louis Meuler; PPSE; PrimeGrid
k: 5349
max n: 2.372.834
n = 2 5 digits
n = 3 5 digits
n = 5 6 digits
n = 6 6 digits
n = 22 11 digits
n = 63 23 digits
n = 79 28 digits
n = 95 33 digits
n = 101 35 digits
n = 115 39 digits
n = 135 45 digits
n = 149 49 digits
n = 162 53 digits
n = 165 54 digits
n = 179 58 digits
n = 182 59 digits
n = 183 59 digits
n = 194 63 digits
n = 234 75 digits
n = 263 83 digits
n = 279 88 digits
n = 351 110 digits
n = 354 111 digits
n = 609 188 digits
n = 774 237 digits
n = 863 264 digits
n = 970 296 digits
n = 1022 312 digits
n = 1479 449 digits
n = 1643 499 digits
n = 2394 725 digits
n = 2522 763 digits
n = 2603 788 digits
n = 3161 956 digits
n = 3783 1143 digits 1993 Jeffrey Young
n = 3891 1176 digits 1993 Jeffrey Young
n = 4434 1339 digits 1993 Jeffrey Young
n = 4451 1344 digits 1993 Jeffrey Young
n = 5193 1567 digits
n = 5303 1601 digits
n = 8731 2633 digits
n = 13239 3990 digits
n = 15086 4546 digits
n = 15866 4780 digits
n = 17679 5326 digits
n = 20325 6123 digits
n = 62354 18775 digits
n = 81306 24480 digits
n = 88974 26788 digits
n = 90251 27172 digits
n = 99765 30036 digits
n = 103711 31224 digits
n = 107026 32222 digits
n = 121013 36433 digits
n = 136530 41104 digits
n = 150189 45216 digits
n = 171129 51519 digits
n = 188103 56629 digits
n = 188753 56825 digits
n = 192099 57832 digits
n = 217739 65550 digits
n = 229346 69044 digits
n = 231458 69680 digits
n = 287039 86412 digits
n = 432210 130112 digits Dec 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 596114 179452 digits Dec 2010 Alan Jung; PSieve; srsieve; PrimeGrid; LLR
n = 979613 294897 digits Aug 2012 Dylan Kenney; PSieve; srsieve; PrimeGrid; LLR
n = 1009001 303744 digits Oct 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1184670 356625 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1386719 417448 digits Feb 2016 David Kleuker; PSieve; srsieve; PrimeGrid; LLR
n = 1644162 494946 digits Sep 2021 Craig Whyte; PSieve; srsieve; PrimeGrid; LLR
n = 1902639 572756 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1999042 601776 digits Sep 2024 Brandon Kuschel; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2241605 674795 digits Feb 2025 Bill Michael; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3343734 1006568 digits Jan 2021 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5351
max n: 2.372.626
n = 5 6 digits
n = 9 7 digits
n = 29 13 digits
n = 65 24 digits
n = 593 183 digits
n = 647 199 digits
n = 1245 379 digits
n = 18515 5578 digits
n = 33009 9941 digits
n = 144729 43572 digits
n = 177137 53328 digits
n = 259649 78166 digits
n = 281225 84661 digits
n = 385293 115989 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 508757 153155 digits May 2010 Bjorn Lindberg; PSieve; srsieve; PrimeGrid; LLR
n = 1737647 523088 digits Mar 2023 Vaughan Davies; PPSE; PrimeGrid
n = 1747493 526052 digits Jun 2023 Robert Lacroix; PPSE; PrimeGrid
n = 2270105 683374 digits Apr 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5353
max n: 2.372.675
n = 6 6 digits
n = 10 7 digits
n = 16 9 digits
n = 30 13 digits
n = 60 22 digits
n = 76 27 digits
n = 94 33 digits
n = 136 45 digits
n = 370 116 digits
n = 666 205 digits
n = 906 277 digits
n = 960 293 digits
n = 1026 313 digits
n = 1536 467 digits
n = 1654 502 digits
n = 2494 755 digits
n = 4662 1408 digits 1993 Jeffrey Young
n = 5056 1526 digits
n = 6870 2072 digits Mar 1996 Patrick Demichel
n = 25216 7595 digits
n = 51532 15517 digits
n = 78922 23762 digits
n = 326586 98316 digits
n = 807396 243055 digits Mar 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1788076 538269 digits Dec 2023 Yifei Gao; PPSE; PrimeGrid
n = 2192254 659938 digits Feb 2025 Ron Shurtz; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5355
max n: 2.372.789
n = 1 5 digits
n = 3 5 digits
n = 10 7 digits
n = 11 8 digits
n = 13 8 digits
n = 14 8 digits
n = 15 9 digits
n = 26 12 digits
n = 40 16 digits
n = 46 18 digits
n = 66 24 digits
n = 68 25 digits
n = 90 31 digits
n = 106 36 digits
n = 118 40 digits
n = 224 72 digits
n = 245 78 digits
n = 290 92 digits
n = 370 116 digits
n = 374 117 digits
n = 443 138 digits
n = 450 140 digits
n = 531 164 digits
n = 688 211 digits
n = 700 215 digits
n = 703 216 digits
n = 745 228 digits
n = 1444 439 digits
n = 1981 601 digits
n = 2826 855 digits
n = 3566 1078 digits 1993 Jeffrey Young
n = 4095 1237 digits 1993 Jeffrey Young
n = 4113 1242 digits 1993 Jeffrey Young
n = 4784 1444 digits 1993 Jeffrey Young
n = 5266 1589 digits
n = 6185 1866 digits
n = 7690 2319 digits
n = 8805 2655 digits
n = 9206 2776 digits
n = 11731 3536 digits
n = 22844 6881 digits 1996 Patrick Demichel
n = 23678 7132 digits
n = 24526 7387 digits
n = 25794 7769 digits
n = 38624 11631 digits
n = 39573 11917 digits
n = 46948 14137 digits
n = 47015 14157 digits
n = 58798 17704 digits Mar 1999 Tadashi Taura; Proth
n = 109341 32919 digits
n = 121204 36490 digits
n = 150255 45235 digits
n = 223290 67221 digits
n = 279534 84152 digits
n = 313050 94242 digits
n = 469490 141335 digits Oct 2009 Rune Fredriksen; srsieve; PrimeGrid; LLR
n = 783866 235971 digits Mar 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 808766 243467 digits Apr 2012 Steve McNeill; PSieve; srsieve; PrimeGrid; LLR
n = 1348038 405804 digits Jul 2015 Sascha Beat Dinkel; PSieve; srsieve; PrimeGrid; LLR
n = 1745274 525384 digits May 2023 Vaughan Davies; PPSE; PrimeGrid
n = 2035401 612721 digits Dec 2024 Jonathan Gehrke; PPSE; PrimeGrid
n = 2252261 678002 digits Mar 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2274063 684565 digits May 2025 Ryo Takahashi; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2352581 708202 digits Mar 2026 Adrian Baker; PPSE; PrimeGrid
k: 5357
max n: 2.373.046
n = 7 6 digits
n = 63 23 digits
n = 167 55 digits
n = 295 93 digits
n = 431 134 digits
n = 487 151 digits
n = 1167 356 digits
n = 2191 664 digits
n = 5239 1581 digits
n = 9711 2928 digits
n = 10727 3233 digits
n = 31935 9618 digits
n = 95535 28763 digits
n = 162159 48819 digits
n = 208967 62910 digits
n = 247375 74472 digits
n = 327935 98723 digits
n = 1636375 492602 digits Mar 2021 Alexey Simbarsky; PSieve; srsieve; PrimeGrid; LLR
n = 1876039 564748 digits Feb 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2009135 604814 digits Nov 2024 G. C. Greubel; PPSE; PrimeGrid
k: 5359
max n: 2.373.406
n = 5054502 1521561 digits Dec 2003 Randy Sundquist; SoBSieve; Proth; 'K' sieves; PRP; Proth; Seventeen or Bust
k: 5361
max n: 2.372.559
n = 1 5 digits
n = 5 6 digits
n = 7 6 digits
n = 8 7 digits
n = 17 9 digits
n = 28 13 digits
n = 41 17 digits
n = 77 27 digits
n = 85 30 digits
n = 88 31 digits
n = 260 82 digits
n = 361 113 digits
n = 421 131 digits
n = 521 161 digits
n = 8476 2556 digits
n = 10640 3207 digits
n = 23167 6978 digits 1996 Patrick Demichel
n = 39716 11960 digits
n = 42088 12674 digits
n = 49525 14913 digits Mar 1999 Tadashi Taura; Proth
n = 55280 16645 digits
n = 71776 21611 digits
n = 79721 24003 digits
n = 99767 30037 digits
n = 144655 43550 digits
n = 201091 60539 digits
n = 204895 61684 digits
n = 323897 97507 digits
n = 773500 232851 digits Feb 2012 Jon Goral; PSieve; srsieve; PrimeGrid; LLR
n = 776801 233845 digits Feb 2012 Andy Barr; PSieve; srsieve; PrimeGrid; LLR
n = 929615 279846 digits Jul 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1079687 325022 digits Apr 2013 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1490800 448780 digits May 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1877195 565096 digits Feb 2024 Robbie Klinkenberg; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1953275 587999 digits Apr 2024 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1974760 594466 digits Jun 2024 Hugh Myers; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2259515 680186 digits Mar 2025 Hanke Penning; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5363
max n: 2.373.332
n = 5 6 digits
n = 93 32 digits
n = 501 155 digits
n = 2173 658 digits
n = 2421 733 digits
n = 2973 899 digits
n = 3085 933 digits
n = 15205 4581 digits
n = 51701 15568 digits
n = 189645 57093 digits
n = 1781621 536326 digits Dec 2023 PPSE; PrimeGrid
k: 5365
max n: 2.371.975
n = 8 7 digits
n = 14 8 digits
n = 68 25 digits
n = 90 31 digits
n = 330 104 digits
n = 450 140 digits
n = 510 158 digits
n = 1164 355 digits
n = 1304 397 digits
n = 1550 471 digits
n = 2054 623 digits
n = 2186 662 digits
n = 5816 1755 digits
n = 6086 1836 digits
n = 6120 1847 digits
n = 6138 1852 digits
n = 9224 2781 digits
n = 13806 4160 digits
n = 19598 5904 digits
n = 24566 7399 digits
n = 37838 11395 digits
n = 45134 13591 digits
n = 54038 16271 digits
n = 59594 17944 digits
n = 164856 49631 digits
n = 176690 53193 digits
n = 205904 61988 digits
n = 206418 62142 digits
n = 285734 86019 digits
n = 352136 106008 digits May 2012 PPSE; PrimeGrid
n = 477056 143612 digits Oct 2009 Michael Millette; srsieve; PrimeGrid; LLR
n = 899088 270657 digits Jun 2012 Hannu Ahokas; PSieve; srsieve; PrimeGrid; LLR
n = 956640 287982 digits Jul 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
k: 5367
max n: 2.372.781
n = 3 5 digits
n = 6 6 digits
n = 7 6 digits
n = 15 9 digits
n = 52 20 digits
n = 64 23 digits
n = 111 38 digits
n = 162 53 digits
n = 183 59 digits
n = 184 60 digits
n = 195 63 digits
n = 196 63 digits
n = 202 65 digits
n = 348 109 digits
n = 468 145 digits
n = 534 165 digits
n = 594 183 digits
n = 882 270 digits
n = 1026 313 digits
n = 1179 359 digits
n = 1575 478 digits
n = 3747 1132 digits 1993 Jeffrey Young
n = 4144 1252 digits 1993 Jeffrey Young
n = 6519 1967 digits
n = 7132 2151 digits May 1996 Patrick Demichel
n = 7722 2329 digits May 1996 Patrick Demichel
n = 8022 2419 digits
n = 8772 2645 digits
n = 10731 3235 digits
n = 11007 3318 digits
n = 12028 3625 digits
n = 21307 6418 digits Oct 1996 Patrick Demichel
n = 35944 10824 digits
n = 38628 11632 digits
n = 148942 44840 digits
n = 188779 56832 digits
n = 296394 89228 digits
n = 308446 92856 digits
n = 1021144 307399 digits Oct 2012 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 1300132 391383 digits Feb 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1849035 556619 digits Jan 2024 Ward De Ridder; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2111304 635570 digits Jan 2025 Florian Gnann; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2237691 673616 digits Mar 2025 Ruben Steinberg; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5369
max n: 2.372.770
n = 1 5 digits
n = 3 5 digits
n = 7 6 digits
n = 11 8 digits
n = 41 17 digits
n = 53 20 digits
n = 67 24 digits
n = 89 31 digits
n = 111 38 digits
n = 229 73 digits
n = 371 116 digits
n = 437 136 digits
n = 1007 307 digits
n = 1047 319 digits
n = 3133 947 digits
n = 4183 1263 digits 1993 Jeffrey Young
n = 4313 1303 digits 1993 Jeffrey Young
n = 5209 1572 digits
n = 6317 1906 digits
n = 9427 2842 digits
n = 10903 3286 digits
n = 21441 6459 digits
n = 35129 10579 digits
n = 36787 11078 digits
n = 42511 12801 digits
n = 48049 14468 digits
n = 48473 14596 digits
n = 57071 17184 digits
n = 66717 20088 digits
n = 73927 22258 digits
n = 124507 37485 digits
n = 138267 41627 digits
n = 175917 52961 digits
n = 201987 60808 digits
n = 204971 61707 digits
n = 233509 70297 digits
n = 248387 74776 digits
n = 269993 81280 digits
n = 339961 102343 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 473749 142617 digits Oct 2009 Boudewyn van Os; srsieve; PrimeGrid; LLR
n = 896633 269918 digits Jun 2012 Wouter de Vries; PSieve; srsieve; PrimeGrid; LLR
n = 1444143 434735 digits Mar 2017 Stefan Ruch; PSieve; srsieve; PrimeGrid; LLR
n = 1568471 472161 digits Feb 2020 Frederik Schiøler; PSieve; srsieve; PrimeGrid; LLR
n = 2014889 606546 digits Nov 2024 Joachim Haberer; PPSE; PrimeGrid
k: 5371
max n: 2.373.115
n = 388 121 digits
n = 636 196 digits
n = 836 256 digits
n = 1004 306 digits
n = 8260 2491 digits
n = 40204 12107 digits
n = 40876 12309 digits
n = 58236 17535 digits
n = 241796 72792 digits
k: 5373
max n: 2.372.552
n = 2 5 digits
n = 5 6 digits
n = 10 7 digits
n = 38 16 digits
n = 45 18 digits
n = 62 23 digits
n = 73 26 digits
n = 78 28 digits
n = 96 33 digits
n = 173 56 digits
n = 177 58 digits
n = 200 64 digits
n = 240 76 digits
n = 326 102 digits
n = 370 116 digits
n = 440 137 digits
n = 482 149 digits
n = 514 159 digits
n = 537 166 digits
n = 745 228 digits
n = 2542 769 digits
n = 2750 832 digits
n = 3245 981 digits
n = 3722 1125 digits 1993 Jeffrey Young
n = 4013 1212 digits 1993 Jeffrey Young
n = 4057 1226 digits 1993 Jeffrey Young
n = 4734 1429 digits 1993 Jeffrey Young
n = 5750 1735 digits
n = 6598 1990 digits
n = 9677 2917 digits
n = 10296 3104 digits
n = 28138 8475 digits
n = 39002 11745 digits
n = 41136 12387 digits
n = 45302 13641 digits
n = 51570 15528 digits
n = 70814 21321 digits
n = 109637 33008 digits
n = 123768 37262 digits
n = 166213 50039 digits
n = 190374 57313 digits
n = 208634 62809 digits
n = 224333 67535 digits
n = 226970 68329 digits
n = 280210 84356 digits
n = 295490 88956 digits
n = 339998 102354 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 349093 105092 digits Apr 2012 James Boerner; PPSE; PrimeGrid
n = 423397 127459 digits Nov 2012 Bart Kus; PPSE; PrimeGrid
n = 580458 174739 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1593398 479665 digits Sep 2020 Brian D. Niegocki; PSieve; srsieve; PrimeGrid; LLR
n = 2241726 674831 digits Feb 2025 Fangping Wen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5375
max n: 2.373.138
n = 5 6 digits
n = 11 8 digits
n = 43 17 digits
n = 83 29 digits
n = 91 32 digits
n = 149 49 digits
n = 223 71 digits
n = 455 141 digits
n = 475 147 digits
n = 1109 338 digits
n = 1435 436 digits
n = 5735 1731 digits
n = 6379 1925 digits
n = 6439 1943 digits
n = 7337 2213 digits May 1996 Patrick Demichel
n = 12575 3790 digits
n = 33067 9958 digits
n = 36551 11007 digits
n = 42043 12660 digits
n = 45223 13618 digits
n = 117455 35362 digits
n = 157649 47461 digits
n = 240019 72257 digits
n = 334607 100731 digits Apr 2012 Göran Schmidt; PPSE; PrimeGrid
n = 1337755 402709 digits Apr 2015 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1402283 422133 digits Apr 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 5377
max n: 2.373.053
n = 8 7 digits
n = 10 7 digits
n = 12 8 digits
n = 14 8 digits
n = 16 9 digits
n = 40 16 digits
n = 64 23 digits
n = 88 31 digits
n = 102 35 digits
n = 180 58 digits
n = 280 89 digits
n = 288 91 digits
n = 330 104 digits
n = 406 126 digits
n = 488 151 digits
n = 540 167 digits
n = 714 219 digits
n = 1914 580 digits
n = 2140 648 digits
n = 2146 650 digits
n = 2292 694 digits
n = 4800 1449 digits 1993 Jeffrey Young
n = 9958 3002 digits
n = 10364 3124 digits
n = 10556 3182 digits
n = 15188 4576 digits
n = 19988 6021 digits
n = 20900 6296 digits
n = 23180 6982 digits
n = 45348 13655 digits
n = 80952 24373 digits
n = 153188 46118 digits
n = 199906 60182 digits
n = 209604 63101 digits
n = 460512 138632 digits Jul 2009 Werner Soika; srsieve; PrimeGrid; LLR
n = 485874 146267 digits Oct 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 680032 204714 digits Aug 2011 Mike Parker; PSieve; srsieve; PrimeGrid; LLR
n = 938964 282661 digits Jul 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 981838 295567 digits Sep 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1257308 378492 digits Apr 2014 Jozsef Schmidt; PSieve; srsieve; PrimeGrid; LLR
n = 1414404 425782 digits Jul 2016 Mark Jones; PSieve; srsieve; PrimeGrid; LLR
n = 2115900 636954 digits Jan 2025 John Natividad; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5379
max n: 2.372.792
n = 2 5 digits
n = 6 6 digits
n = 9 7 digits
n = 38 16 digits
n = 41 17 digits
n = 42 17 digits
n = 63 23 digits
n = 99 34 digits
n = 149 49 digits
n = 150 49 digits
n = 231 74 digits
n = 275 87 digits
n = 291 92 digits
n = 899 275 digits
n = 909 278 digits
n = 1745 530 digits
n = 5375 1622 digits
n = 5990 1807 digits
n = 7698 2322 digits May 1996 Patrick Demichel
n = 24993 7528 digits
n = 28917 8709 digits
n = 31622 9523 digits
n = 46994 14151 digits
n = 55911 16835 digits
n = 66470 20014 digits
n = 68798 20714 digits
n = 90279 27181 digits
n = 124302 37423 digits
n = 230058 69259 digits
n = 243594 73333 digits
n = 356874 107434 digits May 2012 David Yost; PPSE; PrimeGrid
n = 502271 151203 digits Jun 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 773430 232830 digits Feb 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 786522 236771 digits Mar 2012 Jan Scherer; PSieve; srsieve; PrimeGrid; LLR
n = 863354 259900 digits May 2012 Kelvin Lewis; PSieve; srsieve; PrimeGrid; LLR
n = 1096551 330099 digits May 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 3385806 1019233 digits Nov 2021 Wolfgang Schwieger; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5381
max n: 2.372.522
n = 3 5 digits
n = 9 7 digits
n = 15 9 digits
n = 19 10 digits
n = 27 12 digits
n = 51 20 digits
n = 145 48 digits
n = 147 48 digits
n = 211 68 digits
n = 279 88 digits
n = 343 107 digits
n = 1363 415 digits
n = 1675 508 digits
n = 3721 1124 digits 1993 Jeffrey Young
n = 3915 1183 digits 1993 Jeffrey Young
n = 5971 1802 digits
n = 6219 1876 digits
n = 6331 1910 digits
n = 8433 2543 digits
n = 12091 3644 digits
n = 16359 4929 digits
n = 31665 9536 digits
n = 35367 10651 digits
n = 51223 15424 digits
n = 91899 27669 digits
n = 217011 65331 digits
n = 434395 130770 digits Dec 2012 Nikolaos Derziotis; PPSE; PrimeGrid
n = 574491 172943 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1538433 463119 digits May 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1825641 549577 digits Jan 2024 Valter Cavecchia; PPSE; PrimeGrid
k: 5383
max n: 2.372.707
n = 20 10 digits
n = 52 20 digits
n = 70 25 digits
n = 72 26 digits
n = 80 28 digits
n = 106 36 digits
n = 218 70 digits
n = 308 97 digits
n = 320 101 digits
n = 496 154 digits
n = 1004 306 digits
n = 1188 362 digits
n = 2744 830 digits
n = 4052 1224 digits 1993 Jeffrey Young
n = 4606 1391 digits 1993 Jeffrey Young
n = 5308 1602 digits
n = 5704 1721 digits
n = 6770 2042 digits Mar 1996 Patrick Demichel
n = 7012 2115 digits Mar 1996 Patrick Demichel
n = 7768 2343 digits May 1996 Patrick Demichel
n = 14006 4220 digits
n = 14372 4331 digits
n = 14500 4369 digits
n = 19298 5814 digits
n = 19414 5848 digits
n = 21170 6377 digits
n = 30792 9274 digits
n = 36372 10953 digits
n = 42740 12870 digits
n = 62552 18834 digits
n = 66996 20172 digits
n = 84344 25394 digits
n = 101870 30670 digits
n = 106850 32169 digits
n = 124582 37507 digits
n = 163544 49236 digits
n = 192494 57951 digits
n = 214572 64597 digits
n = 234988 70743 digits
n = 734786 221197 digits Feb 2012 James Diotte; PSieve; srsieve; PrimeGrid; LLR
n = 924446 278290 digits Jun 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1477764 444856 digits Feb 2018 Atis Kozulis; PSieve; srsieve; PrimeGrid; LLR
n = 1705534 513421 digits Aug 2022 PPSE; PrimeGrid
n = 3389924 1020473 digits Dec 2021 Greg McDevitt; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5385
max n: 2.372.672
n = 1 5 digits
n = 4 5 digits
n = 5 6 digits
n = 8 7 digits
n = 9 7 digits
n = 10 7 digits
n = 11 8 digits
n = 15 9 digits
n = 28 13 digits
n = 31 14 digits
n = 32 14 digits
n = 35 15 digits
n = 39 16 digits
n = 40 16 digits
n = 49 19 digits
n = 53 20 digits
n = 57 21 digits
n = 77 27 digits
n = 85 30 digits
n = 93 32 digits
n = 99 34 digits
n = 109 37 digits
n = 115 39 digits
n = 139 46 digits
n = 178 58 digits
n = 221 71 digits
n = 268 85 digits
n = 322 101 digits
n = 324 102 digits
n = 328 103 digits
n = 379 118 digits
n = 521 161 digits
n = 565 174 digits
n = 741 227 digits
n = 767 235 digits
n = 793 243 digits
n = 847 259 digits
n = 909 278 digits
n = 961 294 digits
n = 987 301 digits
n = 1100 335 digits
n = 1131 345 digits
n = 1432 435 digits
n = 1435 436 digits
n = 1639 498 digits
n = 2584 782 digits
n = 3020 913 digits
n = 3291 995 digits
n = 3612 1092 digits 1993 Jeffrey Young
n = 4240 1281 digits 1993 Jeffrey Young
n = 4292 1296 digits 1993 Jeffrey Young
n = 4509 1362 digits 1993 Jeffrey Young
n = 4707 1421 digits 1993 Jeffrey Young
n = 5417 1635 digits
n = 5482 1654 digits
n = 5979 1804 digits
n = 6201 1871 digits
n = 6327 1909 digits
n = 7105 2143 digits
n = 8821 2660 digits
n = 9829 2963 digits
n = 11185 3371 digits
n = 11520 3472 digits
n = 11543 3479 digits
n = 12271 3698 digits
n = 12352 3723 digits
n = 13795 4157 digits
n = 16792 5059 digits
n = 20839 6277 digits
n = 20939 6307 digits
n = 21169 6377 digits
n = 22759 6855 digits
n = 25585 7706 digits
n = 27412 8256 digits
n = 29240 8806 digits
n = 30811 9279 digits
n = 37711 11356 digits
n = 40708 12259 digits Mar 1999 Tadashi Taura; Proth
n = 41004 12348 digits
n = 43503 13100 digits
n = 44755 13477 digits
n = 47392 14271 digits
n = 50019 15061 digits
n = 54908 16533 digits
n = 66349 19977 digits
n = 72232 21748 digits
n = 83303 25081 digits
n = 91319 27494 digits
n = 94252 28377 digits
n = 105714 31827 digits
n = 122832 36980 digits
n = 125463 37772 digits
n = 146104 43986 digits
n = 246005 74059 digits
n = 284240 85569 digits
n = 385659 116099 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 415027 124940 digits Oct 2012 Gary Craig; PPSE; PrimeGrid
n = 473313 142486 digits Oct 2009 Cortney Ferguson; srsieve; PrimeGrid; LLR
n = 532177 160205 digits Jul 2010 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 579231 174370 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 662135 199327 digits Apr 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 686855 206768 digits Aug 2011 Michael Frith; PSieve; srsieve; PrimeGrid; LLR
n = 772215 232464 digits Feb 2012 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 840730 253089 digits Apr 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 925000 278457 digits Jun 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 965685 290704 digits Aug 2012 Lucas Koepke; PSieve; srsieve; PrimeGrid; LLR
n = 1201653 361738 digits Nov 2013 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 1349179 406148 digits Aug 2015 Ales Martinik; PSieve; srsieve; PrimeGrid; LLR
n = 1691523 509203 digits May 2022 Michele T. Mazzucato; PPSE; PrimeGrid
n = 1959665 589922 digits May 2024 Victor de Hollander; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5387
max n: 2.373.266
n = 43 17 digits
n = 155 51 digits
n = 427 133 digits
n = 739 227 digits
n = 2083 631 digits
n = 4707 1421 digits 1993 Jeffrey Young
n = 6859 2069 digits
n = 22395 6746 digits
n = 26643 8025 digits
n = 343115 103292 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 508283 153013 digits May 2010 Bjorn Lindberg; PSieve; srsieve; PrimeGrid; LLR
n = 825315 248449 digits Apr 2012 Chen Hsun Chang; PSieve; srsieve; PrimeGrid; LLR
n = 1209099 363979 digits Dec 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1333115 401312 digits Apr 2015 Karyn WaldenForrest; PSieve; srsieve; PrimeGrid; LLR
n = 1378291 414911 digits Feb 2016 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1831987 551487 digits Jan 2024 Frederik Schiøler; PPSE; PrimeGrid
k: 5389
max n: 2.371.977
n = 2 5 digits
n = 22 11 digits
n = 38 16 digits
n = 46 18 digits
n = 122 41 digits
n = 166 54 digits
n = 346 108 digits
n = 1006 307 digits
n = 1102 336 digits
n = 10558 3183 digits
n = 13882 4183 digits
n = 52438 15790 digits
n = 63058 18987 digits
n = 86626 26081 digits
k: 5391
max n: 2.372.816
n = 4 5 digits
n = 9 7 digits
n = 16 9 digits
n = 24 11 digits
n = 28 13 digits
n = 36 15 digits
n = 37 15 digits
n = 44 17 digits
n = 49 19 digits
n = 64 23 digits
n = 88 31 digits
n = 108 37 digits
n = 156 51 digits
n = 209 67 digits
n = 233 74 digits
n = 268 85 digits
n = 313 98 digits
n = 376 117 digits
n = 384 120 digits
n = 400 125 digits
n = 433 135 digits
n = 697 214 digits
n = 732 225 digits
n = 1037 316 digits
n = 2192 664 digits
n = 3996 1207 digits 1993 Jeffrey Young
n = 6129 1849 digits
n = 8717 2628 digits
n = 8919 2689 digits
n = 12049 3631 digits
n = 14393 4337 digits
n = 14596 4398 digits
n = 27309 8225 digits
n = 42616 12833 digits
n = 107792 32453 digits
n = 178948 53873 digits
n = 207943 62601 digits
n = 240404 72373 digits
n = 347513 104616 digits Apr 2012 PPSE; PrimeGrid
n = 382183 115053 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 512020 154138 digits Jun 2010 David Rogers; PSieve; srsieve; PrimeGrid; LLR
n = 543317 163559 digits Aug 2010 Keith Pattenden; PSieve; srsieve; PrimeGrid; LLR
n = 672893 202565 digits Jun 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
k: 5393
max n: 2.373.308
n = 9 7 digits
n = 29 13 digits
n = 33 14 digits
n = 533 165 digits
n = 1041 318 digits
n = 1509 458 digits
n = 8129 2451 digits
n = 312201 93986 digits
k: 5395
max n: 2.373.442
n = 10 7 digits
n = 28 13 digits
n = 64 23 digits
n = 130 43 digits
n = 330 104 digits
n = 348 109 digits
n = 352 110 digits
n = 556 172 digits
n = 894 273 digits
n = 1324 403 digits
n = 2580 781 digits
n = 5812 1754 digits
n = 8220 2479 digits
n = 12778 3851 digits
n = 12910 3891 digits
n = 17806 5364 digits Jul 1996 Patrick Demichel
n = 25608 7713 digits
n = 30766 9266 digits
n = 40456 12183 digits
n = 48304 14545 digits
n = 91996 27698 digits
n = 122176 36783 digits
n = 151126 45498 digits
n = 179574 54061 digits
n = 255354 76873 digits
n = 259806 78214 digits
n = 298086 89737 digits
n = 301458 90752 digits
n = 561220 168948 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 766762 230823 digits Feb 2012 Matt Cooper; PSieve; srsieve; PrimeGrid; LLR
n = 906712 272952 digits Jun 2012 Matthew K Williams; PSieve; srsieve; PrimeGrid; LLR
n = 1266442 381241 digits May 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1335444 402013 digits Apr 2015 Karyn WaldenForrest; PSieve; srsieve; PrimeGrid; LLR
n = 2064400 621451 digits Jan 2025 Kai Presler; PPSE; PrimeGrid
n = 2164534 651594 digits Feb 2025 Michael Millerick; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5397
max n: 2.372.526
n = 2 5 digits
n = 3 5 digits
n = 4 5 digits
n = 7 6 digits
n = 10 7 digits
n = 14 8 digits
n = 31 14 digits
n = 32 14 digits
n = 47 18 digits
n = 75 27 digits
n = 90 31 digits
n = 91 32 digits
n = 100 34 digits
n = 123 41 digits
n = 142 47 digits
n = 164 54 digits
n = 179 58 digits
n = 200 64 digits
n = 216 69 digits
n = 220 70 digits
n = 254 81 digits
n = 455 141 digits
n = 474 147 digits
n = 511 158 digits
n = 516 160 digits
n = 1472 447 digits
n = 1536 467 digits
n = 1880 570 digits
n = 4316 1303 digits 1993 Jeffrey Young
n = 4402 1329 digits 1993 Jeffrey Young
n = 8712 2627 digits
n = 9643 2907 digits
n = 11399 3436 digits
n = 11491 3463 digits
n = 11703 3527 digits
n = 12852 3873 digits
n = 14480 4363 digits
n = 24232 7299 digits
n = 25142 7573 digits
n = 31175 9389 digits
n = 36630 11031 digits
n = 63430 19099 digits
n = 77079 23207 digits
n = 98712 29720 digits
n = 107130 32254 digits
n = 114704 34534 digits
n = 116027 34932 digits
n = 196042 59019 digits
n = 335643 101043 digits Apr 2012 Gary Craig; PPSE; PrimeGrid
n = 445963 134252 digits Jan 2013 Jörg Meili; PPSE; PrimeGrid
n = 455004 136974 digits May 2009 Markus Schoenberger; srsieve; PrimeGrid; LLR
n = 523534 157604 digits Jul 2010 Daniel Louwe; PSieve; srsieve; PrimeGrid; LLR
n = 541594 163040 digits Aug 2010 Robert Michael Andrews; PSieve; srsieve; PrimeGrid; LLR
n = 659851 198639 digits Mar 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 778622 234393 digits Feb 2012 Hans Joachim Böhm; PSieve; srsieve; PrimeGrid; LLR
n = 812870 244702 digits Mar 2012 Adam Smith; PSieve; srsieve; PrimeGrid; LLR
n = 933936 281147 digits Jul 2012 Klaus Gundermann; PSieve; srsieve; PrimeGrid; LLR
n = 1331846 400930 digits Apr 2015 Michał Obarzanowski; PSieve; srsieve; PrimeGrid; LLR
n = 1654671 498110 digits Jan 2022 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 3480379 1047703 digits Aug 2023 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5399
max n: 2.372.516
n = 1 5 digits
n = 15 9 digits
n = 21 11 digits
n = 45 18 digits
n = 93 32 digits
n = 133 44 digits
n = 217 70 digits
n = 275 87 digits
n = 483 150 digits
n = 495 153 digits
n = 565 174 digits
n = 581 179 digits
n = 591 182 digits
n = 845 259 digits
n = 1017 310 digits
n = 1145 349 digits
n = 1203 366 digits
n = 1313 399 digits
n = 2283 691 digits
n = 2531 766 digits
n = 3617 1093 digits 1993 Jeffrey Young
n = 3917 1183 digits 1993 Jeffrey Young
n = 4241 1281 digits 1993 Jeffrey Young
n = 4555 1375 digits 1993 Jeffrey Young
n = 5695 1719 digits
n = 14233 4289 digits
n = 20361 6134 digits
n = 36171 10893 digits
n = 62353 18774 digits
n = 68735 20696 digits
n = 73683 22185 digits
n = 117835 35476 digits
n = 130005 39140 digits
n = 137461 41384 digits
n = 193235 58174 digits
n = 226077 68060 digits
n = 264753 79703 digits
n = 560027 168589 digits Oct 2010 Yevgeniy Gorbachev; PSieve; srsieve; PrimeGrid; LLR
n = 2190815 659505 digits Feb 2025 Cédric Latge; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5401
max n: 2.372.915
n = 12 8 digits
n = 16 9 digits
n = 40 16 digits
n = 56 21 digits
n = 176 57 digits
n = 192 62 digits
n = 204 66 digits
n = 452 140 digits
n = 584 180 digits
n = 892 273 digits
n = 896 274 digits
n = 1196 364 digits
n = 5200 1570 digits
n = 14556 4386 digits
n = 35376 10653 digits
n = 42684 12853 digits
n = 46036 13862 digits
n = 68800 20715 digits
n = 114468 34463 digits
n = 159100 47898 digits
n = 203020 61119 digits
n = 698304 210215 digits Sep 2011 Olexander Belogourov; PSieve; srsieve; PrimeGrid; LLR
n = 1164112 350437 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 3376768 1016513 digits Aug 2021 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3411136 1026858 digits Mar 2022 Seonghwan Kim; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5403
max n: 2.372.788
n = 2 5 digits
n = 8 7 digits
n = 16 9 digits
n = 17 9 digits
n = 26 12 digits
n = 58 22 digits
n = 86 30 digits
n = 133 44 digits
n = 176 57 digits
n = 346 108 digits
n = 532 164 digits
n = 572 176 digits
n = 653 201 digits
n = 977 298 digits
n = 1157 353 digits
n = 1558 473 digits
n = 1576 479 digits
n = 1630 495 digits
n = 2158 654 digits
n = 3433 1038 digits 1993 Jeffrey Young
n = 3457 1045 digits 1993 Jeffrey Young
n = 3661 1106 digits 1993 Jeffrey Young
n = 4546 1373 digits 1993 Jeffrey Young
n = 10762 3244 digits
n = 16153 4867 digits
n = 17036 5133 digits
n = 31561 9505 digits
n = 48430 14583 digits
n = 50306 15148 digits
n = 80777 24321 digits
n = 86006 25895 digits
n = 87649 26389 digits
n = 109018 32822 digits
n = 140462 42288 digits
n = 144752 43579 digits
n = 158458 47705 digits
n = 176966 53276 digits
n = 250937 75544 digits
n = 256340 77170 digits
n = 660176 198737 digits Apr 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 691970 208308 digits Sep 2011 Robert Hoffman; PSieve; srsieve; PrimeGrid; LLR
n = 726413 218676 digits Feb 2012 Mark Doom; PSieve; srsieve; PrimeGrid; LLR
n = 957412 288214 digits Aug 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
k: 5405
max n: 2.373.405
n = 7 6 digits
n = 9 7 digits
n = 11 8 digits
n = 15 9 digits
n = 27 12 digits
n = 57 21 digits
n = 61 23 digits
n = 781 239 digits
n = 1777 539 digits
n = 3017 912 digits
n = 3297 997 digits
n = 3587 1084 digits 1993 Jeffrey Young
n = 4907 1481 digits 1993 Jeffrey Young
n = 5235 1580 digits
n = 6779 2045 digits Mar 1996 Patrick Demichel
n = 16445 4955 digits
n = 21915 6601 digits
n = 22525 6785 digits
n = 24745 7453 digits
n = 25145 7574 digits
n = 33267 10019 digits
n = 48319 14550 digits
n = 49027 14763 digits
n = 83815 25235 digits
n = 88365 26605 digits
n = 96681 29108 digits
n = 150587 45335 digits
n = 154561 46532 digits
n = 168345 50681 digits
n = 178895 53857 digits
n = 186779 56230 digits
n = 391799 117947 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 605985 182424 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1315167 395909 digits Feb 2015 Justin Keenan; PSieve; srsieve; PrimeGrid; LLR
n = 1566119 471453 digits Feb 2020 Brian D. Niegocki; PSieve; srsieve; PrimeGrid; LLR
n = 1939587 583878 digits Mar 2024 Charles Jackson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2190731 659480 digits Feb 2025 Benjamin Schiwik; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5407
max n: 2.373.229
n = 8 7 digits
n = 14 8 digits
n = 18 10 digits
n = 872 267 digits
n = 1002 306 digits
n = 1058 323 digits
n = 1562 474 digits
n = 4554 1375 digits 1993 Jeffrey Young
n = 4658 1406 digits 1993 Jeffrey Young
n = 8330 2512 digits
n = 12530 3776 digits
n = 13934 4199 digits
n = 109302 32907 digits
n = 613722 184753 digits Jan 2011 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
n = 1016022 305857 digits Oct 2012 Bartlett Henderson; PSieve; srsieve; PrimeGrid; LLR
n = 1457678 438809 digits Sep 2017 Bob Bussard; PSieve; srsieve; PrimeGrid; LLR
k: 5409
max n: 2.372.778
n = 7 6 digits
n = 34 14 digits
n = 87 30 digits
n = 103 35 digits
n = 115 39 digits
n = 334 105 digits
n = 475 147 digits
n = 495 153 digits
n = 673 207 digits
n = 813 249 digits
n = 1035 316 digits
n = 1065 325 digits
n = 1129 344 digits
n = 1377 419 digits
n = 1425 433 digits
n = 2014 611 digits
n = 2767 837 digits
n = 3489 1055 digits 1993 Jeffrey Young
n = 3813 1152 digits 1993 Jeffrey Young
n = 4423 1336 digits 1993 Jeffrey Young
n = 4815 1454 digits 1993 Jeffrey Young
n = 5479 1654 digits
n = 5673 1712 digits
n = 7933 2392 digits
n = 13725 4136 digits
n = 16449 4956 digits
n = 17959 5410 digits
n = 20923 6303 digits
n = 28843 8687 digits
n = 115177 34676 digits
n = 153445 46196 digits
n = 228295 68728 digits
n = 254230 76535 digits
n = 501343 150924 digits May 2009 Patrick Schöfer; srsieve; PrimeGrid; LLR
n = 511843 154084 digits Jun 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 602667 181425 digits Jan 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 881925 265490 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 891357 268329 digits Jun 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1064619 320486 digits Apr 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1371507 412869 digits Dec 2015 Jon Goral; PSieve; srsieve; PrimeGrid; LLR
n = 1611070 484985 digits Dec 2020 Craig Whyte; PSieve; srsieve; PrimeGrid; LLR
n = 1633147 491630 digits Feb 2021 Michael Ruber; PSieve; srsieve; PrimeGrid; LLR
n = 1861585 560397 digits Feb 2024 Pietari Snow; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5411
max n: 2.372.826
n = 13 8 digits
n = 17 9 digits
n = 23 11 digits
n = 25 12 digits
n = 29 13 digits
n = 53 20 digits
n = 63 23 digits
n = 73 26 digits
n = 97 33 digits
n = 191 62 digits
n = 233 74 digits
n = 267 85 digits
n = 421 131 digits
n = 877 268 digits
n = 1009 308 digits
n = 1147 350 digits
n = 1161 354 digits
n = 1375 418 digits
n = 1693 514 digits
n = 2117 642 digits
n = 2539 769 digits
n = 3397 1027 digits 1993 Jeffrey Young
n = 4853 1465 digits 1993 Jeffrey Young
n = 5251 1585 digits
n = 6773 2043 digits Mar 1996 Patrick Demichel
n = 9329 2813 digits
n = 14963 4509 digits
n = 19915 5999 digits
n = 23523 7085 digits
n = 44565 13420 digits
n = 68245 20548 digits
n = 81591 24566 digits
n = 116089 34951 digits
n = 124463 37471 digits
n = 134361 40451 digits
n = 163783 49308 digits
n = 207049 62332 digits
n = 240833 72502 digits
n = 277337 83491 digits
n = 286043 86112 digits
n = 303063 91235 digits
n = 342557 103124 digits Apr 2012 Mark Doom; PPSE; PrimeGrid
n = 549439 165402 digits Sep 2010 Jochen Beck; PSieve; srsieve; PrimeGrid; LLR
n = 725279 218335 digits Feb 2012 Mark Doom; PSieve; srsieve; PrimeGrid; LLR
n = 1020421 307182 digits Oct 2012 Tom Pepper; PSieve; srsieve; PrimeGrid; LLR
n = 1103465 332180 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2063897 621299 digits Jan 2025 LeRoy Blanchard; PPSE; PrimeGrid
k: 5413
max n: 2.373.231
n = 6 6 digits
n = 14 8 digits
n = 28 13 digits
n = 38 16 digits
n = 66 24 digits
n = 98 34 digits
n = 226 72 digits
n = 268 85 digits
n = 378 118 digits
n = 412 128 digits
n = 432 134 digits
n = 574 177 digits
n = 1042 318 digits
n = 1834 556 digits
n = 2594 785 digits
n = 4182 1263 digits 1993 Jeffrey Young
n = 4444 1342 digits 1993 Jeffrey Young
n = 4896 1478 digits 1993 Jeffrey Young
n = 7142 2154 digits May 1996 Patrick Demichel
n = 8926 2691 digits
n = 9196 2773 digits
n = 11720 3532 digits
n = 12618 3803 digits
n = 24472 7371 digits Dec 1998 Baptiste Heyman; Proth
n = 28232 8503 digits
n = 40720 12262 digits
n = 65704 19783 digits
n = 173964 52373 digits
n = 194654 58601 digits
n = 211814 63767 digits
n = 367202 110543 digits May 2012 Valter Cavecchia; PPSE; PrimeGrid
n = 525262 158124 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 635538 191320 digits Feb 2011 Alexander Schüpstuhl; PSieve; srsieve; PrimeGrid; LLR
n = 644142 193910 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 811062 244158 digits Mar 2012 Andrà Deutschmann; PSieve; srsieve; PrimeGrid; LLR
n = 928938 279642 digits Jul 2012 Brian Carpenter; PSieve; srsieve; PrimeGrid; LLR
n = 1428584 430051 digits Dec 2016 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1740598 523976 digits Apr 2023 Giovanni Valentino; PPSE; PrimeGrid
n = 1754014 528015 digits Jul 2023 Pete Allivato; PPSE; PrimeGrid
n = 3432626 1033328 digits Sep 2022 Erik Veit; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5415
max n: 2.372.077
n = 1 5 digits
n = 2 5 digits
n = 3 5 digits
n = 6 6 digits
n = 9 7 digits
n = 22 11 digits
n = 23 11 digits
n = 24 11 digits
n = 35 15 digits
n = 54 20 digits
n = 83 29 digits
n = 90 31 digits
n = 104 36 digits
n = 140 46 digits
n = 143 47 digits
n = 198 64 digits
n = 256 81 digits
n = 338 106 digits
n = 435 135 digits
n = 441 137 digits
n = 454 141 digits
n = 480 149 digits
n = 513 159 digits
n = 530 164 digits
n = 539 166 digits
n = 682 210 digits
n = 699 215 digits
n = 768 235 digits
n = 782 240 digits
n = 1250 381 digits
n = 1444 439 digits
n = 1736 527 digits
n = 2649 802 digits
n = 2943 890 digits
n = 3110 940 digits
n = 3129 946 digits
n = 3560 1076 digits 1993 Jeffrey Young
n = 4044 1222 digits 1993 Jeffrey Young
n = 4610 1392 digits 1993 Jeffrey Young
n = 5818 1756 digits
n = 5992 1808 digits
n = 7331 2211 digits May 1996 Patrick Demichel
n = 7782 2347 digits May 1996 Patrick Demichel
n = 7940 2394 digits
n = 7955 2399 digits
n = 8872 2675 digits
n = 9174 2766 digits
n = 9231 2783 digits
n = 9514 2868 digits
n = 15594 4698 digits
n = 24544 7393 digits
n = 27435 8263 digits
n = 29543 8898 digits
n = 49259 14833 digits
n = 52014 15662 digits Apr 1999 Tadashi Taura; Proth
n = 55846 16816 digits
n = 61658 18565 digits
n = 89108 26828 digits
n = 111443 33552 digits
n = 141446 42584 digits
n = 162556 48938 digits
n = 166956 50263 digits
n = 210988 63518 digits
n = 267806 80622 digits
n = 285939 86080 digits
n = 292850 88161 digits
n = 426630 128433 digits Nov 2012 Jon Antonides; PPSE; PrimeGrid
n = 437598 131734 digits Dec 2012 Brook Harste; PPSE; PrimeGrid
n = 509811 153473 digits May 2010 Eric Bigham; PSieve; srsieve; PrimeGrid; LLR
n = 566794 170626 digits Oct 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 645963 194458 digits Feb 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1004272 302320 digits Sep 2012 Klaus Gundermann; PSieve; srsieve; PrimeGrid; LLR
n = 1061846 319652 digits Apr 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1065049 320616 digits Apr 2013 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1369802 412356 digits Dec 2015 Jon Goral; PSieve; srsieve; PrimeGrid; LLR
n = 1406732 423473 digits May 2016 Dan Swearingen; PSieve; srsieve; PrimeGrid; LLR
n = 1447938 435877 digits May 2017 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 1870311 563024 digits Feb 2024 Bastian Gauch; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2272081 683969 digits Apr 2025 Alex Hogan; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5417
max n: 2.372.974
n = 175 57 digits
n = 715 219 digits
n = 1775 539 digits
n = 6559 1979 digits
n = 7639 2304 digits
n = 10715 3230 digits Sep 1997 James Carpenter; Proth
n = 90499 27247 digits
n = 189235 56970 digits
n = 642055 193282 digits Feb 2011 Thurmond Harvey; PSieve; srsieve; PrimeGrid; LLR
n = 715475 215384 digits Nov 2011 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
k: 5419
max n: 2.372.921
n = 170 55 digits
n = 434 135 digits
n = 4762 1438 digits 1993 Jeffrey Young
n = 58226 17532 digits
n = 80714 24302 digits
n = 120970 36420 digits
n = 1178090 354645 digits Oct 2013 Kalle Järvenpää; PSieve; srsieve; PrimeGrid; LLR
k: 5421
max n: 2.373.336
n = 5 6 digits
n = 12 8 digits
n = 17 9 digits
n = 32 14 digits
n = 36 15 digits
n = 56 21 digits
n = 80 28 digits
n = 141 47 digits
n = 497 154 digits
n = 725 222 digits
n = 941 288 digits
n = 972 297 digits
n = 1565 475 digits
n = 1701 516 digits
n = 2321 703 digits
n = 3672 1110 digits 1993 Jeffrey Young
n = 9272 2795 digits
n = 17385 5238 digits
n = 20885 6291 digits
n = 21021 6332 digits
n = 30485 9181 digits
n = 34172 10291 digits
n = 34305 10331 digits
n = 44381 13364 digits
n = 51891 15625 digits
n = 58296 17553 digits
n = 89441 26929 digits
n = 100464 30247 digits
n = 124091 37359 digits
n = 162276 48854 digits
n = 208265 62698 digits
n = 399507 120268 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 1293797 389476 digits Sep 2014 Huiwon Kim; PSieve; srsieve; PrimeGrid; LLR
n = 1319592 397241 digits Feb 2015 Rene Schick; PSieve; srsieve; PrimeGrid; LLR
n = 1360460 409544 digits Oct 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1540637 463782 digits Jun 2019 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 1744961 525290 digits May 2023 PPSE; PrimeGrid
n = 3412877 1027383 digits Mar 2022 Ricky L Hubbard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5423
max n: 2.373.241
n = 1 5 digits
n = 21 11 digits
n = 81 29 digits
n = 153 50 digits
n = 241 77 digits
n = 1185 361 digits
n = 2241 679 digits
n = 6033 1820 digits
n = 23721 7145 digits
n = 53181 16013 digits
n = 57993 17462 digits
n = 78001 23485 digits
n = 174177 52437 digits
n = 410497 123576 digits Sep 2012 Bart Kus; PPSE; PrimeGrid
n = 748801 225416 digits Feb 2012 Tom Pepper; PSieve; srsieve; PrimeGrid; LLR
n = 1004085 302264 digits Sep 2012 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1576233 474498 digits Mar 2020 Mark Jones; PSieve; srsieve; PrimeGrid; LLR
k: 5425
max n: 2.372.941
n = 2 5 digits
n = 6 6 digits
n = 18 10 digits
n = 26 12 digits
n = 38 16 digits
n = 72 26 digits
n = 96 33 digits
n = 138 46 digits
n = 282 89 digits
n = 386 120 digits
n = 408 127 digits
n = 456 142 digits
n = 678 208 digits
n = 708 217 digits
n = 2046 620 digits
n = 5906 1782 digits
n = 8172 2464 digits May 1996 Patrick Demichel
n = 12152 3662 digits
n = 16578 4995 digits
n = 27742 8355 digits
n = 31592 9514 digits
n = 31646 9531 digits
n = 38600 11624 digits
n = 39392 11862 digits
n = 42482 12793 digits
n = 51180 15411 digits
n = 176406 53108 digits
n = 233706 70357 digits
n = 493398 148532 digits Mar 2010 Bjorn Lindberg; PSieve; srsieve; PrimeGrid; LLR
n = 556148 167421 digits Oct 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 572552 172360 digits
n = 577110 173732 digits Nov 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
k: 5427
max n: 2.372.626
n = 6 6 digits
n = 16 9 digits
n = 19 10 digits
n = 20 10 digits
n = 35 15 digits
n = 56 21 digits
n = 64 24 digits
n = 75 27 digits
n = 128 43 digits
n = 311 98 digits
n = 335 105 digits
n = 467 145 digits
n = 707 217 digits
n = 860 263 digits
n = 888 272 digits
n = 1060 323 digits
n = 1142 348 digits
n = 3044 921 digits
n = 3075 930 digits
n = 6388 1927 digits
n = 9072 2735 digits
n = 9227 2782 digits
n = 12116 3652 digits
n = 18196 5482 digits
n = 18366 5533 digits
n = 19188 5780 digits
n = 19782 5959 digits
n = 20908 6298 digits
n = 22304 6718 digits
n = 25720 7747 digits
n = 29431 8864 digits
n = 35524 10698 digits
n = 35996 10840 digits
n = 42374 12760 digits
n = 49118 14790 digits
n = 58160 17512 digits
n = 61062 18386 digits
n = 95115 28637 digits
n = 114332 34422 digits
n = 128808 38779 digits
n = 184312 55488 digits
n = 191760 57730 digits
n = 212292 63910 digits
n = 255944 77051 digits
n = 274118 82522 digits
n = 276175 83141 digits
n = 312734 94147 digits
n = 350079 105389 digits Apr 2012 James Boerner; PPSE; PrimeGrid
n = 384568 115771 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 392195 118067 digits Jul 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 455174 137025 digits May 2009 Gerrit Slomma; srsieve; PrimeGrid; LLR
n = 538344 162062 digits Jul 2010 David Mumper; PSieve; srsieve; PrimeGrid; LLR
n = 609887 183599 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 815567 245514 digits Apr 2012 Hans Joachim Böhm; PSieve; srsieve; PrimeGrid; LLR
n = 897428 270157 digits Jun 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1066144 320946 digits Apr 2013 Eunseok Oh; PSieve; srsieve; PrimeGrid; LLR
n = 1252036 376905 digits Apr 2014 Travis Parker; PSieve; srsieve; PrimeGrid; LLR
n = 1254444 377630 digits Apr 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1311151 394700 digits Feb 2015 Josef Matousek; PSieve; srsieve; PrimeGrid; LLR
n = 1606806 483701 digits Oct 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
k: 5429
max n: 2.372.712
n = 1 5 digits
n = 5 6 digits
n = 11 8 digits
n = 25 12 digits
n = 57 21 digits
n = 69 25 digits
n = 71 26 digits
n = 81 29 digits
n = 141 47 digits
n = 161 53 digits
n = 367 115 digits
n = 425 132 digits
n = 661 203 digits
n = 1069 326 digits
n = 1089 332 digits
n = 1165 355 digits
n = 1481 450 digits
n = 2061 625 digits
n = 2071 628 digits
n = 2735 828 digits
n = 2757 834 digits
n = 2863 866 digits
n = 2945 891 digits
n = 3153 953 digits
n = 4193 1266 digits 1993 Jeffrey Young
n = 6717 2026 digits
n = 9371 2825 digits
n = 9565 2884 digits
n = 11047 3330 digits
n = 14101 4249 digits
n = 25725 7748 digits Oct 1997 James Carpenter; Proth
n = 44873 13512 digits
n = 64701 19481 digits
n = 87751 26420 digits
n = 91015 27402 digits
n = 128593 38715 digits
n = 138089 41573 digits
n = 174839 52636 digits
n = 283877 85460 digits
n = 396647 119407 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 444289 133749 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 637361 191869 digits Feb 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 883981 266109 digits May 2012 Yannick Berker; PSieve; srsieve; PrimeGrid; LLR
n = 924101 278186 digits Jun 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1167513 351461 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1272197 382974 digits May 2014 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
k: 5431
max n: 2.373.267
n = 40 16 digits
n = 76 27 digits
n = 124 42 digits
n = 328 103 digits
n = 580 179 digits
n = 940 287 digits
n = 4264 1288 digits 1993 Jeffrey Young
n = 15640 4712 digits
n = 51028 15365 digits
n = 73300 22070 digits
k: 5433
max n: 2.372.475
n = 1 5 digits
n = 4 5 digits
n = 14 8 digits
n = 21 11 digits
n = 32 14 digits
n = 61 23 digits
n = 68 25 digits
n = 89 31 digits
n = 94 33 digits
n = 134 45 digits
n = 142 47 digits
n = 334 105 digits
n = 337 106 digits
n = 626 193 digits
n = 712 219 digits
n = 845 259 digits
n = 902 276 digits
n = 1025 313 digits
n = 1041 318 digits
n = 1672 508 digits
n = 1698 515 digits
n = 2406 729 digits
n = 2542 769 digits
n = 2773 839 digits
n = 3589 1085 digits 1993 Jeffrey Young
n = 5377 1623 digits
n = 5786 1746 digits
n = 11257 3393 digits May 1996 Patrick Demichel
n = 16772 5053 digits
n = 18317 5518 digits
n = 26457 7969 digits
n = 26821 8078 digits
n = 29038 8746 digits
n = 29437 8866 digits
n = 33546 10103 digits
n = 53866 16220 digits
n = 70698 21286 digits
n = 75934 22863 digits
n = 84398 25411 digits
n = 94762 28530 digits
n = 121789 36666 digits
n = 133705 40253 digits
n = 185089 55722 digits
n = 522136 157183 digits Jul 2010 Kai Ove Gran; PSieve; srsieve; PrimeGrid; LLR
n = 594256 178893 digits Dec 2010 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 606772 182661 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 862934 259773 digits May 2012 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 925793 278696 digits Jun 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1188064 357647 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1205492 362893 digits Dec 2013 Jianwen Ling; PSieve; srsieve; PrimeGrid; LLR
n = 1334246 401652 digits Apr 2015 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 1354494 407748 digits Sep 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
k: 5435
max n: 2.372.792
n = 3 5 digits
n = 21 11 digits
n = 39 16 digits
n = 47 18 digits
n = 77 27 digits
n = 123 41 digits
n = 129 43 digits
n = 173 56 digits
n = 179 58 digits
n = 2171 658 digits
n = 2237 678 digits
n = 2897 876 digits
n = 5297 1599 digits
n = 7907 2384 digits
n = 10547 3179 digits
n = 26481 7976 digits
n = 26547 7996 digits
n = 34367 10350 digits
n = 81071 24409 digits
n = 87009 26197 digits
n = 1953411 588040 digits Apr 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5437
max n: 2.372.831
n = 4 5 digits
n = 6 6 digits
n = 10 7 digits
n = 12 8 digits
n = 22 11 digits
n = 34 14 digits
n = 46 18 digits
n = 52 20 digits
n = 58 22 digits
n = 78 28 digits
n = 106 36 digits
n = 120 40 digits
n = 132 44 digits
n = 160 52 digits
n = 208 67 digits
n = 214 69 digits
n = 366 114 digits
n = 672 207 digits
n = 1294 394 digits
n = 1438 437 digits
n = 1498 455 digits
n = 1918 582 digits
n = 2172 658 digits
n = 4194 1267 digits 1993 Jeffrey Young
n = 4662 1408 digits 1993 Jeffrey Young
n = 21930 6606 digits
n = 22750 6853 digits
n = 23998 7228 digits
n = 29742 8957 digits
n = 32772 9870 digits
n = 40966 12336 digits
n = 53304 16050 digits
n = 53488 16106 digits
n = 69300 20866 digits
n = 98224 29573 digits
n = 205590 61893 digits
n = 266244 80152 digits
n = 931914 280538 digits Jul 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1431022 430785 digits Jan 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1520074 457592 digits Feb 2019 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 5439
max n: 2.372.856
n = 2 5 digits
n = 5 6 digits
n = 6 6 digits
n = 14 8 digits
n = 19 10 digits
n = 25 12 digits
n = 27 12 digits
n = 30 13 digits
n = 37 15 digits
n = 39 16 digits
n = 50 19 digits
n = 77 27 digits
n = 123 41 digits
n = 145 48 digits
n = 154 51 digits
n = 163 53 digits
n = 274 87 digits
n = 347 109 digits
n = 370 116 digits
n = 385 120 digits
n = 423 132 digits
n = 494 153 digits
n = 634 195 digits
n = 722 222 digits
n = 778 238 digits
n = 1537 467 digits
n = 1579 480 digits
n = 2005 608 digits
n = 2093 634 digits
n = 3742 1131 digits 1993 Jeffrey Young
n = 5266 1589 digits
n = 7378 2225 digits May 1996 Patrick Demichel
n = 7610 2295 digits May 1996 Patrick Demichel
n = 8179 2466 digits May 1996 Patrick Demichel
n = 10043 3027 digits
n = 10047 3029 digits
n = 13798 4158 digits
n = 14926 4497 digits
n = 20194 6083 digits
n = 21289 6413 digits Oct 1996 Patrick Demichel
n = 24867 7490 digits
n = 31814 9581 digits
n = 36714 11056 digits
n = 41682 12552 digits
n = 46570 14023 digits
n = 48985 14750 digits
n = 62374 18781 digits
n = 73922 22257 digits
n = 117886 35491 digits
n = 201379 60625 digits
n = 223902 67405 digits
n = 284849 85752 digits
n = 290779 87537 digits
n = 298193 89769 digits
n = 520406 156662 digits Jun 2010 Jeff Webster; PSieve; srsieve; PrimeGrid; LLR
n = 600973 180915 digits Jan 2011 Andreas Kobara; PSieve; srsieve; PrimeGrid; LLR
n = 1221406 367684 digits Jan 2014 Thomaz Santana; PSieve; srsieve; PrimeGrid; LLR
n = 1237786 372615 digits Jan 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 5441
max n: 2.372.832
n = 1 5 digits
n = 47 18 digits
n = 411 128 digits
n = 477 148 digits
n = 857 262 digits
n = 1957 593 digits
n = 3779 1142 digits 1993 Jeffrey Young
n = 4289 1295 digits 1993 Jeffrey Young
n = 5209 1572 digits
n = 5377 1623 digits
n = 8185 2468 digits May 1996 Patrick Demichel
n = 9783 2949 digits
n = 10679 3219 digits
n = 11161 3364 digits
n = 12201 3677 digits
n = 13775 4151 digits
n = 50949 15341 digits
n = 62097 18697 digits
n = 84011 25294 digits
n = 97803 29446 digits
n = 268913 80955 digits
n = 357219 107538 digits May 2012 David Yost; PPSE; PrimeGrid
n = 361629 108865 digits Feb 2009 Randy Wilson; srsieve; PrimeGrid; LLR
n = 487041 146618 digits Jan 2010 Harvey Patterson; PSieve; srsieve; PrimeGrid; LLR
n = 1218025 366666 digits Dec 2013 Alex de Vries; PSieve; srsieve; PrimeGrid; LLR
n = 1752293 527497 digits Jun 2023 Yifei Gao; PPSE; PrimeGrid
k: 5443
max n: 2.372.789
n = 2 5 digits
n = 6 6 digits
n = 20 10 digits
n = 26 12 digits
n = 90 31 digits
n = 126 42 digits
n = 128 43 digits
n = 320 101 digits
n = 566 175 digits
n = 626 193 digits
n = 1170 356 digits
n = 1368 416 digits
n = 1824 553 digits
n = 2478 750 digits
n = 2588 783 digits
n = 2910 880 digits
n = 7526 2270 digits May 1996 Patrick Demichel
n = 8568 2583 digits May 1996 Patrick Demichel
n = 11088 3342 digits
n = 11180 3370 digits
n = 11786 3552 digits
n = 13638 4110 digits
n = 30162 9084 digits
n = 42854 12905 digits
n = 49602 14936 digits
n = 50048 15070 digits
n = 83522 25147 digits
n = 85014 25596 digits
n = 207168 62368 digits
n = 327146 98485 digits
n = 346226 104229 digits Apr 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 357284 107557 digits May 2012 Michael Becker; PPSE; PrimeGrid
n = 394048 118625 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 620124 186680 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 984734 296439 digits Sep 2012 Robert Deller; PSieve; srsieve; PrimeGrid; LLR
n = 1051422 316514 digits Mar 2013 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
k: 5445
max n: 2.372.629
n = 1 5 digits
n = 4 5 digits
n = 5 6 digits
n = 7 6 digits
n = 8 7 digits
n = 14 8 digits
n = 29 13 digits
n = 32 14 digits
n = 50 19 digits
n = 76 27 digits
n = 88 31 digits
n = 118 40 digits
n = 142 47 digits
n = 214 69 digits
n = 235 75 digits
n = 236 75 digits
n = 260 83 digits
n = 278 88 digits
n = 392 122 digits
n = 571 176 digits
n = 754 231 digits
n = 1133 345 digits
n = 1400 426 digits
n = 1796 545 digits
n = 1849 561 digits
n = 2143 649 digits
n = 2672 809 digits
n = 2728 825 digits
n = 4454 1345 digits 1993 Jeffrey Young
n = 4502 1359 digits 1993 Jeffrey Young
n = 5200 1570 digits
n = 5888 1777 digits
n = 7673 2314 digits
n = 7786 2348 digits May 1996 Patrick Demichel
n = 8566 2583 digits May 1996 Patrick Demichel
n = 13424 4045 digits
n = 18485 5569 digits
n = 18638 5615 digits
n = 26983 8127 digits
n = 28298 8523 digits
n = 109195 32875 digits
n = 122683 36935 digits
n = 203918 61390 digits
n = 223474 67277 digits
n = 318365 95842 digits
n = 347632 104652 digits Apr 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 444296 133751 digits Dec 2012 Carlos Loureiro; PPSE; PrimeGrid
n = 713392 214757 digits Nov 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 963302 289987 digits Aug 2012 Carlos Loureiro; PSieve; srsieve; PrimeGrid; LLR
n = 1213625 365342 digits Dec 2013 Eli T. Drumm; PSieve; srsieve; PrimeGrid; LLR
n = 3425839 1031285 digits Jun 2022 Wolfgang Schwieger; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5447
max n: 2.373.431
n = 3 5 digits
n = 7 6 digits
n = 11 8 digits
n = 35 15 digits
n = 39 16 digits
n = 59 22 digits
n = 643 198 digits
n = 851 260 digits
n = 967 295 digits
n = 1015 310 digits
n = 8095 2441 digits
n = 16031 4830 digits
n = 18499 5573 digits
n = 23071 6949 digits
n = 28831 8683 digits
n = 40267 12126 digits
n = 89999 27097 digits
n = 140615 42334 digits
n = 313759 94455 digits
n = 455483 137118 digits May 2009 Zoltan Kemenes; srsieve; PrimeGrid; LLR
n = 553475 166617 digits Oct 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 637307 191853 digits Feb 2011 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 1076683 324118 digits Apr 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1766311 531717 digits Oct 2023 Xuechen Xu; PPSE; PrimeGrid
n = 2166251 652111 digits Feb 2025 Kyle Lewis; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5449
max n: 2.373.386
n = 26 12 digits
n = 42 17 digits
n = 782 240 digits
n = 1406 427 digits
n = 2414 731 digits
n = 3210 971 digits
n = 12410 3740 digits
n = 23450 7063 digits
n = 76406 23005 digits
n = 113570 34192 digits
n = 1098762 330765 digits Jun 2013 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
k: 5451
max n: 2.372.832
n = 1 5 digits
n = 3 5 digits
n = 7 6 digits
n = 12 8 digits
n = 21 11 digits
n = 25 12 digits
n = 27 12 digits
n = 33 14 digits
n = 37 15 digits
n = 61 23 digits
n = 75 27 digits
n = 91 32 digits
n = 111 38 digits
n = 151 50 digits
n = 175 57 digits
n = 192 62 digits
n = 477 148 digits
n = 895 274 digits
n = 1101 336 digits
n = 3063 926 digits
n = 3084 933 digits
n = 3183 962 digits
n = 3763 1137 digits 1993 Jeffrey Young
n = 4849 1464 digits 1993 Jeffrey Young
n = 5580 1684 digits
n = 5797 1749 digits
n = 6564 1980 digits
n = 8523 2570 digits
n = 8551 2578 digits May 1996 Patrick Demichel
n = 8677 2616 digits
n = 13527 4076 digits
n = 20628 6214 digits
n = 44844 13504 digits
n = 65995 19871 digits
n = 68707 20687 digits
n = 75853 22838 digits
n = 80149 24131 digits
n = 230185 69297 digits
n = 281287 84680 digits
n = 299403 90134 digits
n = 785035 236323 digits Mar 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1366171 411263 digits Nov 2015 Trevor Swann; PSieve; srsieve; PrimeGrid; LLR
n = 1499971 451541 digits Aug 2018 Louis Helm; PSieve; srsieve; PrimeGrid; LLR
n = 1781943 536423 digits Dec 2023 Kyle Lewis; PPSE; PrimeGrid
n = 2263107 681267 digits Apr 2025 David Perek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5453
max n: 2.373.413
n = 9 7 digits
n = 89 31 digits
n = 113 38 digits
n = 293 92 digits
n = 2045 620 digits
n = 4109 1241 digits 1993 Jeffrey Young
n = 4349 1313 digits 1993 Jeffrey Young
n = 56877 17126 digits
n = 109293 32905 digits
n = 114149 34367 digits
n = 640193 192722 digits Feb 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1201853 361798 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 5455
max n: 2.372.797
n = 2 5 digits
n = 4 5 digits
n = 6 6 digits
n = 18 10 digits
n = 34 14 digits
n = 38 16 digits
n = 56 21 digits
n = 58 22 digits
n = 72 26 digits
n = 108 37 digits
n = 142 47 digits
n = 172 56 digits
n = 276 87 digits
n = 298 94 digits
n = 398 124 digits
n = 442 137 digits
n = 912 279 digits
n = 988 302 digits
n = 1266 385 digits
n = 1278 389 digits
n = 1728 524 digits
n = 2314 701 digits
n = 3016 912 digits
n = 6064 1830 digits
n = 6518 1966 digits
n = 7218 2177 digits May 1996 Patrick Demichel
n = 7588 2288 digits
n = 13746 4142 digits
n = 17736 5343 digits
n = 32326 9735 digits
n = 43976 13242 digits
n = 44656 13447 digits
n = 69682 20981 digits
n = 78296 23574 digits
n = 144902 43624 digits
n = 153546 46226 digits
n = 160076 48192 digits
n = 669188 201450 digits Apr 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 706338 212633 digits Sep 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 978004 294413 digits Aug 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 2120708 638401 digits Jan 2025 Glenn Hall; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5457
max n: 2.373.023
n = 4 5 digits
n = 10 7 digits
n = 11 8 digits
n = 23 11 digits
n = 36 15 digits
n = 38 16 digits
n = 52 20 digits
n = 62 23 digits
n = 78 28 digits
n = 163 53 digits
n = 179 58 digits
n = 182 59 digits
n = 643 198 digits
n = 734 225 digits
n = 830 254 digits
n = 983 300 digits
n = 1332 405 digits
n = 1410 429 digits
n = 1866 566 digits
n = 2187 663 digits
n = 2614 791 digits
n = 4272 1290 digits 1993 Jeffrey Young
n = 5320 1606 digits
n = 6138 1852 digits
n = 6912 2085 digits Mar 1996 Patrick Demichel
n = 8726 2631 digits
n = 9136 2754 digits
n = 9447 2848 digits
n = 11178 3369 digits
n = 19590 5901 digits Oct 1996 Patrick Demichel
n = 22198 6687 digits
n = 41903 12618 digits
n = 43871 13211 digits
n = 52866 15918 digits
n = 53407 16081 digits
n = 54700 16471 digits
n = 55338 16663 digits
n = 61651 18563 digits
n = 73020 21985 digits
n = 92938 27981 digits
n = 151322 45557 digits
n = 155322 46761 digits
n = 158318 47663 digits
n = 159110 47901 digits
n = 209906 63192 digits
n = 221046 66546 digits
n = 273171 82237 digits
n = 277432 83520 digits
n = 373746 112513 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 410399 123547 digits Sep 2012 Bart Kus; PPSE; PrimeGrid
n = 433287 130437 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 591483 178058 digits Dec 2010 Bob Naas; PSieve; srsieve; PrimeGrid; LLR
n = 736863 221822 digits Feb 2012 Gus Obermeyer; PSieve; srsieve; PrimeGrid; LLR
n = 1094052 329347 digits May 2013 Casimir Ksiazek III; PSieve; srsieve; PrimeGrid; LLR
n = 1286566 387299 digits Jul 2014 Seonghwan Kim; PSieve; srsieve; PrimeGrid; LLR
n = 1527711 459891 digits Feb 2019 Jasper Damstra; PSieve; srsieve; PrimeGrid; LLR
n = 2054731 618540 digits Jan 2025 Takeshi Nakamura; PPSE; PrimeGrid
n = 2356216 709296 digits Apr 2026 Ryan Propper; PPSE; PrimeGrid
n = 2360906 710708 digits Apr 2026 Paul Medcalf; PPSE; PrimeGrid
k: 5459
max n: 2.372.892
n = 133 44 digits
n = 205 66 digits
n = 313 98 digits
n = 1745 530 digits
n = 1783 541 digits
n = 7865 2372 digits
n = 14831 4469 digits
n = 23905 7200 digits
n = 52865 15918 digits
n = 371575 111859 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 1380545 415590 digits Feb 2016 Oleksandr Vynogradov; PSieve; srsieve; PrimeGrid; LLR
k: 5461
max n: 2.373.272
n = 8 7 digits
n = 36 15 digits
n = 40 16 digits
n = 120 40 digits
n = 584 180 digits
n = 812 249 digits
n = 964 294 digits
n = 1260 384 digits
n = 2948 892 digits
n = 10808 3258 digits
n = 597704 179931 digits Dec 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 662528 199445 digits Apr 2011 Daniel Hagerty; PSieve; srsieve; PrimeGrid; LLR
n = 816968 245936 digits Apr 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1504740 452976 digits Nov 2018 Paul Kaiser; PSieve; srsieve; PrimeGrid; LLR
n = 1606172 483510 digits Oct 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1941980 584598 digits Mar 2024 Michael Millerick; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1997460 601300 digits Sep 2024 Brian Parsonnet; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2248308 676812 digits Mar 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5463
max n: 2.372.840
n = 9 7 digits
n = 21 11 digits
n = 30 13 digits
n = 57 21 digits
n = 72 26 digits
n = 81 29 digits
n = 92 32 digits
n = 120 40 digits
n = 140 46 digits
n = 389 121 digits
n = 600 185 digits
n = 1494 454 digits
n = 1517 461 digits
n = 1676 509 digits
n = 1680 510 digits
n = 15929 4799 digits
n = 25893 7799 digits
n = 70973 21369 digits
n = 94806 28544 digits
n = 96125 28941 digits
n = 146060 43973 digits
n = 183330 55192 digits
n = 184266 55474 digits
n = 612200 184295 digits Jan 2011 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 796065 239644 digits Mar 2012 Sascha Thorsten Dietsch; PSieve; srsieve; PrimeGrid; LLR
n = 1989776 598986 digits Aug 2024 Chad Steenerson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1990650 599250 digits Aug 2024 Pete Allivato; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5465
max n: 2.373.342
n = 3 5 digits
n = 7 6 digits
n = 13 8 digits
n = 43 17 digits
n = 51 20 digits
n = 1803 547 digits
n = 2995 906 digits
n = 4503 1360 digits 1993 Jeffrey Young
n = 11917 3592 digits
n = 13671 4120 digits
n = 74677 22484 digits
n = 81795 24627 digits
n = 114061 34340 digits
n = 295651 89004 digits
n = 372667 112188 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 1973815 594182 digits Jun 2024 Mike Parker; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5467
max n: 2.372.529
n = 4 5 digits
n = 8 7 digits
n = 12 8 digits
n = 16 9 digits
n = 32 14 digits
n = 48 19 digits
n = 86 30 digits
n = 94 33 digits
n = 112 38 digits
n = 152 50 digits
n = 226 72 digits
n = 250 79 digits
n = 262 83 digits
n = 288 91 digits
n = 566 175 digits
n = 682 210 digits
n = 854 261 digits
n = 882 270 digits
n = 1012 309 digits
n = 1026 313 digits
n = 1386 421 digits
n = 2934 887 digits
n = 2974 900 digits
n = 3290 995 digits
n = 3546 1072 digits 1993 Jeffrey Young
n = 4122 1245 digits 1993 Jeffrey Young
n = 7614 2296 digits May 1996 Patrick Demichel
n = 20914 6300 digits
n = 22550 6792 digits
n = 22782 6862 digits
n = 24978 7523 digits
n = 29880 8999 digits
n = 30866 9296 digits
n = 33962 10228 digits
n = 36594 11020 digits
n = 49460 14893 digits
n = 55110 16594 digits
n = 57500 17313 digits
n = 75468 22722 digits
n = 105394 31731 digits
n = 181162 54539 digits
n = 311614 93809 digits
n = 355266 106950 digits May 2012 David Yost; PPSE; PrimeGrid
n = 386896 116472 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 447244 134638 digits Jan 2013 Philipp Bliedung; PPSE; PrimeGrid
n = 721348 217152 digits Nov 2011 Graeme Pinnock; PSieve; srsieve; PrimeGrid; LLR
n = 988416 297547 digits Sep 2012 Milan Štefko; PSieve; srsieve; PrimeGrid; LLR
n = 1143482 344227 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 5469
max n: 2.372.360
n = 1 5 digits
n = 3 5 digits
n = 13 8 digits
n = 27 12 digits
n = 42 17 digits
n = 67 24 digits
n = 97 33 digits
n = 98 34 digits
n = 101 35 digits
n = 103 35 digits
n = 127 42 digits
n = 137 45 digits
n = 177 58 digits
n = 179 58 digits
n = 183 59 digits
n = 195 63 digits
n = 209 67 digits
n = 210 67 digits
n = 223 71 digits
n = 231 74 digits
n = 267 85 digits
n = 269 85 digits
n = 278 88 digits
n = 302 95 digits
n = 389 121 digits
n = 507 157 digits
n = 819 251 digits
n = 879 269 digits
n = 1133 345 digits
n = 1467 446 digits
n = 1497 455 digits
n = 2001 607 digits
n = 2479 750 digits
n = 2523 764 digits
n = 4831 1459 digits 1993 Jeffrey Young
n = 4861 1468 digits 1993 Jeffrey Young
n = 4902 1480 digits 1993 Jeffrey Young
n = 5691 1717 digits
n = 6841 2064 digits
n = 16059 4838 digits
n = 16983 5117 digits
n = 19411 5848 digits
n = 24261 7308 digits
n = 43507 13101 digits
n = 65222 19638 digits
n = 88615 26680 digits
n = 104613 31496 digits
n = 168209 50640 digits
n = 241515 72707 digits
n = 251589 75740 digits
n = 266901 80349 digits
n = 293309 88299 digits
n = 392185 118064 digits Jul 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 523773 157676 digits Jul 2010 Michael Frith; PSieve; srsieve; PrimeGrid; LLR
n = 802118 241466 digits Mar 2012 John Widman; PSieve; srsieve; PrimeGrid; LLR
n = 875491 263553 digits May 2012 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 1067845 321458 digits Apr 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1520581 457745 digits Feb 2019 Thomas Frase; PSieve; srsieve; PrimeGrid; LLR
k: 5471
max n: 2.373.218
n = 19 10 digits
n = 39 16 digits
n = 75 27 digits
n = 139 46 digits
n = 629 194 digits
n = 999 305 digits
n = 1867 566 digits
n = 2157 654 digits
n = 7719 2328 digits May 1996 Patrick Demichel
n = 9127 2752 digits
n = 9355 2820 digits
n = 16915 5096 digits
n = 47025 14160 digits
n = 48775 14687 digits
n = 60957 18354 digits
n = 111327 33517 digits
n = 117009 35227 digits
n = 149307 44950 digits
n = 936645 281962 digits Jul 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1185669 356926 digits Oct 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1399419 421271 digits Mar 2016 John S Chambers; PSieve; srsieve; PrimeGrid; LLR
k: 5473
max n: 2.373.292
n = 2 5 digits
n = 14 8 digits
n = 20 10 digits
n = 28 13 digits
n = 38 16 digits
n = 140 46 digits
n = 1118 341 digits
n = 1570 477 digits
n = 2378 720 digits
n = 2918 883 digits
n = 4270 1290 digits 1993 Jeffrey Young
n = 1220524 367419 digits Dec 2013 John Sheridan; PSieve; srsieve; PrimeGrid; LLR
n = 1968548 592596 digits Jun 2024 Yegor Ryabchikov; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5475
max n: 2.373.000
n = 3 5 digits
n = 7 6 digits
n = 8 7 digits
n = 9 7 digits
n = 13 8 digits
n = 15 9 digits
n = 21 11 digits
n = 23 11 digits
n = 25 12 digits
n = 27 12 digits
n = 33 14 digits
n = 39 16 digits
n = 40 16 digits
n = 67 24 digits
n = 73 26 digits
n = 103 35 digits
n = 105 36 digits
n = 119 40 digits
n = 121 41 digits
n = 130 43 digits
n = 153 50 digits
n = 155 51 digits
n = 157 52 digits
n = 226 72 digits
n = 363 114 digits
n = 418 130 digits
n = 433 135 digits
n = 475 147 digits
n = 625 192 digits
n = 794 243 digits
n = 1297 395 digits
n = 1501 456 digits
n = 1569 477 digits
n = 1587 482 digits
n = 1737 527 digits
n = 1765 536 digits
n = 2233 676 digits
n = 2833 857 digits
n = 3381 1022 digits 1993 Jeffrey Young
n = 5007 1511 digits
n = 8414 2537 digits
n = 8818 2659 digits
n = 10767 3245 digits
n = 11040 3328 digits
n = 14127 4257 digits
n = 14433 4349 digits
n = 16050 4836 digits
n = 17797 5362 digits Jul 1996 Patrick Demichel
n = 38856 11701 digits
n = 60288 18153 digits
n = 89138 26837 digits
n = 106055 31930 digits
n = 133427 40170 digits
n = 140315 42243 digits
n = 147463 44395 digits
n = 195888 58972 digits
n = 203826 61362 digits
n = 245195 73815 digits
n = 370667 111586 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 457480 137719 digits Jun 2009 Patrick Keller; srsieve; PrimeGrid; LLR
n = 500263 150598 digits May 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 547558 164836 digits Sep 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 584135 175846 digits Nov 2010 Ricky L Hubbard; PSieve; srsieve; PrimeGrid; LLR
n = 596610 179602 digits Dec 2010 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 697790 210060 digits Sep 2011 Hans Sveen; PSieve; srsieve; PrimeGrid; LLR
n = 878434 264439 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1016560 306019 digits Oct 2012 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 1116625 336142 digits Jul 2013 David W. Graper; PSieve; srsieve; PrimeGrid; LLR
n = 1999305 601855 digits Sep 2024 Mike Parker; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2180720 656466 digits Feb 2025 David Steel; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5477
max n: 2.372.746
n = 15 9 digits
n = 35 15 digits
n = 195 63 digits
n = 431 134 digits
n = 447 139 digits
n = 1287 392 digits
n = 3387 1024 digits 1993 Jeffrey Young
n = 5027 1518 digits
n = 5247 1584 digits
n = 6195 1869 digits
n = 6591 1988 digits
n = 79695 23995 digits
n = 144003 43353 digits
n = 301751 90840 digits
n = 301827 90863 digits
n = 324923 97816 digits
n = 716211 215605 digits Nov 2011 Jörg Meili; PSieve; srsieve; PrimeGrid; LLR
k: 5479
max n: 2.372.793
n = 6 6 digits
n = 10 7 digits
n = 226 72 digits
n = 358 112 digits
n = 886 271 digits
n = 24486 7375 digits Feb 1999 Baptiste Heyman; Proth
n = 45274 13633 digits
n = 72870 21940 digits
n = 77094 23212 digits
n = 78598 23665 digits
n = 482710 145314 digits Dec 2009 Flavio Zoppi; PSieve; srsieve; PrimeGrid; LLR
n = 830974 250152 digits Apr 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 5481
max n: 2.373.051
n = 4 5 digits
n = 5 6 digits
n = 8 7 digits
n = 11 8 digits
n = 12 8 digits
n = 13 8 digits
n = 16 9 digits
n = 20 10 digits
n = 21 11 digits
n = 41 17 digits
n = 44 17 digits
n = 60 22 digits
n = 93 32 digits
n = 104 36 digits
n = 105 36 digits
n = 112 38 digits
n = 120 40 digits
n = 129 43 digits
n = 136 45 digits
n = 151 50 digits
n = 165 54 digits
n = 185 60 digits
n = 204 66 digits
n = 244 78 digits
n = 292 92 digits
n = 320 101 digits
n = 565 174 digits
n = 804 246 digits
n = 884 270 digits
n = 932 285 digits
n = 1145 349 digits
n = 2556 774 digits
n = 3244 981 digits
n = 4936 1490 digits 1993 Jeffrey Young
n = 6395 1929 digits
n = 6551 1976 digits
n = 8756 2640 digits
n = 11632 3506 digits
n = 13975 4211 digits
n = 15524 4677 digits
n = 20004 6026 digits Jul 1998 Jim Buddenhagen; Proth
n = 20653 6221 digits
n = 20779 6259 digits
n = 22628 6816 digits
n = 25289 7617 digits
n = 26548 7996 digits
n = 27876 8396 digits
n = 28612 8617 digits
n = 36448 10976 digits
n = 38744 11667 digits
n = 44588 13427 digits
n = 45256 13628 digits
n = 57425 17291 digits
n = 62921 18945 digits
n = 63205 19031 digits
n = 75508 22734 digits
n = 83316 25085 digits
n = 89333 26896 digits
n = 139055 41864 digits
n = 157616 47451 digits
n = 163492 49220 digits
n = 179204 53950 digits
n = 287592 86578 digits
n = 427655 128741 digits Nov 2012 Jon Antonides; PPSE; PrimeGrid
n = 440429 132587 digits Dec 2012 Tarmo Ilves; PPSE; PrimeGrid
n = 477964 143886 digits Oct 2009 Dale Laluk; srsieve; PrimeGrid; LLR
n = 666484 200636 digits Apr 2011 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 888383 267434 digits May 2012 Stefan Wakolbinger; PSieve; srsieve; PrimeGrid; LLR
n = 904648 272330 digits Jun 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1115636 335844 digits Jul 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1143928 344361 digits Aug 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1170728 352428 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1219949 367245 digits Dec 2013 Stefan Ruch; PSieve; srsieve; PrimeGrid; LLR
n = 1353119 407334 digits Aug 2015 Masumi Hamada; PSieve; srsieve; PrimeGrid; LLR
n = 1643471 494738 digits Aug 2021 Timothy D Winslow; PSieve; srsieve; PrimeGrid; LLR
k: 5483
max n: 2.373.288
n = 137 45 digits
n = 257 82 digits
n = 13849 4173 digits
n = 140017 42154 digits
n = 183617 55278 digits
n = 238457 71787 digits
n = 551497 166021 digits Sep 2010 Vid Vidmar; PSieve; srsieve; PrimeGrid; LLR
k: 5485
max n: 2.372.861
n = 6 6 digits
n = 20 10 digits
n = 30 13 digits
n = 32 14 digits
n = 46 18 digits
n = 86 30 digits
n = 92 32 digits
n = 126 42 digits
n = 176 57 digits
n = 486 151 digits
n = 942 288 digits
n = 3210 971 digits
n = 5002 1510 digits
n = 51510 15510 digits
n = 99842 30060 digits
n = 139660 42046 digits
n = 744262 224049 digits Feb 2012 Maarten de Jong; PSieve; srsieve; PrimeGrid; LLR
n = 1010826 304293 digits Oct 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1383102 416359 digits Feb 2016 Serge Batalov; PSieve; srsieve; PrimeGrid; LLR
n = 2352896 708297 digits Apr 2026 Adrian Baker; PPSE; PrimeGrid
k: 5487
max n: 2.372.841
n = 4 5 digits
n = 7 6 digits
n = 35 15 digits
n = 50 19 digits
n = 91 32 digits
n = 103 35 digits
n = 194 63 digits
n = 200 64 digits
n = 208 67 digits
n = 467 145 digits
n = 755 232 digits
n = 778 238 digits
n = 802 246 digits
n = 874 267 digits
n = 1367 416 digits
n = 1448 440 digits
n = 2015 611 digits
n = 3146 951 digits
n = 3236 978 digits
n = 3896 1177 digits 1993 Jeffrey Young
n = 4555 1375 digits 1993 Jeffrey Young
n = 4691 1416 digits 1993 Jeffrey Young
n = 5411 1633 digits
n = 6818 2057 digits Mar 1996 Patrick Demichel
n = 11252 3391 digits May 1996 Patrick Demichel
n = 19306 5816 digits
n = 23258 7006 digits
n = 38971 11736 digits
n = 42755 12875 digits
n = 73127 22018 digits
n = 112147 33764 digits
n = 200204 60272 digits Feb 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 291746 87829 digits
n = 386024 116209 digits Jun 2012 Bruce Dodson; PPSE; PrimeGrid
n = 566095 170416 digits Oct 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 624743 188071 digits Feb 2011 Matthew Bower; PSieve; srsieve; PrimeGrid; LLR
n = 1022063 307676 digits Oct 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1270040 382324 digits May 2014 Javi Jarne; PSieve; srsieve; PrimeGrid; LLR
n = 1571515 473077 digits Feb 2020 Luca Corlatti; PSieve; srsieve; PrimeGrid; LLR
n = 1595687 480354 digits Sep 2020 Rick Reynolds; PSieve; srsieve; PrimeGrid; LLR
n = 3349303 1008245 digits Feb 2021 John Sheridan; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5489
max n: 2.372.836
n = 1 5 digits
n = 3 5 digits
n = 5 6 digits
n = 9 7 digits
n = 25 12 digits
n = 27 12 digits
n = 29 13 digits
n = 69 25 digits
n = 131 44 digits
n = 139 46 digits
n = 171 56 digits
n = 581 179 digits
n = 865 265 digits
n = 1685 511 digits
n = 3089 934 digits
n = 8389 2530 digits
n = 8641 2605 digits
n = 9427 2842 digits
n = 10059 3032 digits
n = 10625 3203 digits
n = 31195 9395 digits
n = 40761 12275 digits
n = 70945 21361 digits
n = 81941 24671 digits
n = 82305 24781 digits
n = 234163 70494 digits
n = 654331 196977 digits Mar 2011 Brook Harste; PSieve; srsieve; PrimeGrid; LLR
n = 1891099 569282 digits Feb 2024 Greg McDevitt; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3420137 1029568 digits May 2022 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5491
max n: 2.373.336
n = 12 8 digits
n = 228 73 digits
n = 236 75 digits
n = 356 111 digits
n = 360 113 digits
n = 392 122 digits
n = 1068 326 digits
n = 5136 1550 digits
n = 7076 2134 digits Mar 1996 Patrick Demichel
n = 14460 4357 digits
n = 18132 5463 digits
n = 19536 5885 digits
n = 21368 6437 digits
n = 26388 7948 digits
n = 36380 10956 digits
n = 48312 14548 digits
n = 136812 41189 digits
n = 270240 81355 digits
n = 1328520 399929 digits Mar 2015 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 3334392 1003756 digits May 2020 Jan Kožíšek; PSieve; srsieve; PrimeGrid; LLR
k: 5493
max n: 2.372.784
n = 1 5 digits
n = 12 8 digits
n = 21 11 digits
n = 34 14 digits
n = 37 15 digits
n = 82 29 digits
n = 169 55 digits
n = 181 59 digits
n = 186 60 digits
n = 192 62 digits
n = 205 66 digits
n = 244 78 digits
n = 286 90 digits
n = 309 97 digits
n = 388 121 digits
n = 606 187 digits
n = 754 231 digits
n = 925 283 digits
n = 978 299 digits
n = 1677 509 digits
n = 1816 551 digits
n = 1837 557 digits
n = 2721 823 digits
n = 3634 1098 digits 1993 Jeffrey Young
n = 3774 1140 digits 1993 Jeffrey Young
n = 3877 1171 digits 1993 Jeffrey Young
n = 4606 1391 digits 1993 Jeffrey Young
n = 5361 1618 digits
n = 6448 1945 digits
n = 15997 4820 digits
n = 16192 4879 digits
n = 26445 7965 digits
n = 31732 9557 digits
n = 37137 11184 digits
n = 42409 12771 digits
n = 43641 13141 digits
n = 49969 15046 digits
n = 78816 23730 digits
n = 96310 28996 digits
n = 148504 44708 digits
n = 225756 67964 digits
n = 309541 93185 digits
n = 386842 116455 digits Jun 2012 Michael Millerick; PPSE; PrimeGrid
n = 412089 124055 digits Sep 2012 Casimir Ksiazek III; PPSE; PrimeGrid
n = 426982 128539 digits Nov 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 475977 143288 digits Oct 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 730192 219814 digits Feb 2012 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 760710 229001 digits Feb 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 811936 244421 digits Mar 2012 Veronique Sainson; PSieve; srsieve; PrimeGrid; LLR
n = 895017 269431 digits Jun 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1748698 526415 digits Jun 2023 Yegor Ryabchikov; PPSE; PrimeGrid
k: 5495
max n: 2.373.038
n = 3 5 digits
n = 9 7 digits
n = 11 8 digits
n = 15 9 digits
n = 17 9 digits
n = 35 15 digits
n = 37 15 digits
n = 63 23 digits
n = 103 35 digits
n = 111 38 digits
n = 123 41 digits
n = 155 51 digits
n = 249 79 digits
n = 459 142 digits
n = 753 231 digits
n = 973 297 digits
n = 1273 387 digits
n = 1389 422 digits
n = 1755 533 digits
n = 1949 591 digits
n = 1959 594 digits
n = 1981 601 digits
n = 2963 896 digits
n = 4215 1273 digits 1993 Jeffrey Young
n = 4359 1316 digits 1993 Jeffrey Young
n = 6975 2104 digits Mar 1996 Patrick Demichel
n = 10479 3159 digits
n = 11909 3589 digits
n = 12213 3681 digits
n = 17963 5412 digits
n = 19455 5861 digits
n = 28713 8648 digits
n = 40617 12231 digits
n = 82077 24712 digits
n = 83627 25178 digits
n = 121863 36689 digits
n = 159057 47885 digits
n = 281607 84776 digits
n = 313689 94434 digits
n = 377941 113776 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 660587 198861 digits Mar 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 695273 209302 digits Sep 2011 Jakub Łuszczek; PSieve; srsieve; PrimeGrid; LLR
n = 1137765 342506 digits Aug 2013 Andrey Fesenko; PSieve; srsieve; PrimeGrid; LLR
n = 1652907 497579 digits Jan 2022 Jelle Slaets; PSieve; srsieve; PrimeGrid; LLR
n = 1901355 572369 digits Feb 2024 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5497
max n: 2.372.615
n = 14 8 digits
n = 28 13 digits
n = 30 13 digits
n = 48 19 digits
n = 120 40 digits
n = 188 61 digits
n = 198 64 digits
n = 230 73 digits
n = 264 84 digits
n = 268 85 digits
n = 270 86 digits
n = 516 160 digits
n = 694 213 digits
n = 726 223 digits
n = 770 236 digits
n = 898 275 digits
n = 1146 349 digits
n = 1870 567 digits
n = 2210 670 digits
n = 2854 863 digits
n = 3226 975 digits
n = 4648 1403 digits 1993 Jeffrey Young
n = 5348 1614 digits
n = 5948 1795 digits
n = 6268 1891 digits
n = 9076 2736 digits
n = 25228 7599 digits
n = 28630 8623 digits
n = 29558 8902 digits
n = 40306 12138 digits
n = 56550 17027 digits
n = 60736 18288 digits
n = 159898 48138 digits
n = 160404 48291 digits
n = 225218 67802 digits
n = 230640 69434 digits
n = 259590 78149 digits
n = 401296 120806 digits Jul 2012 Bruce Dodson; PPSE; PrimeGrid
n = 465226 140051 digits May 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 477688 143803 digits Oct 2009 Wolfgang Straubinger; srsieve; PrimeGrid; LLR
n = 532854 160409 digits Jul 2010 Robert Scullin; PSieve; srsieve; PrimeGrid; LLR
n = 674496 203048 digits Jul 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 734126 220998 digits Feb 2012 Arjan Thomas; PSieve; srsieve; PrimeGrid; LLR
n = 823000 247752 digits Apr 2012 Ian Abraham; PSieve; srsieve; PrimeGrid; LLR
n = 2139814 644152 digits Jan 2025 Roman Strajt; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2322904 699268 digits Nov 2025 Michael Millerick; PPSE; PrimeGrid
k: 5499
max n: 2.373.190
n = 2 5 digits
n = 7 6 digits
n = 11 8 digits
n = 14 8 digits
n = 15 9 digits
n = 21 11 digits
n = 38 16 digits
n = 47 18 digits
n = 51 20 digits
n = 71 26 digits
n = 85 30 digits
n = 86 30 digits
n = 98 34 digits
n = 102 35 digits
n = 139 46 digits
n = 158 52 digits
n = 359 112 digits
n = 407 127 digits
n = 455 141 digits
n = 467 145 digits
n = 542 167 digits
n = 669 206 digits
n = 855 262 digits
n = 933 285 digits
n = 1114 340 digits
n = 1422 432 digits
n = 2311 700 digits
n = 2527 765 digits
n = 2557 774 digits
n = 3267 988 digits
n = 3287 994 digits
n = 3595 1086 digits 1993 Jeffrey Young
n = 3914 1182 digits 1993 Jeffrey Young
n = 5861 1769 digits
n = 6122 1847 digits
n = 7558 2279 digits
n = 15061 4538 digits
n = 26406 7953 digits
n = 34159 10287 digits
n = 39302 11835 digits
n = 43439 13081 digits Apr 1999 Tadashi Taura; Proth
n = 65738 19793 digits
n = 66106 19904 digits
n = 68266 20554 digits
n = 98234 29576 digits
n = 129846 39092 digits
n = 143495 43201 digits
n = 170575 51352 digits
n = 173151 52128 digits
n = 178642 53781 digits
n = 192331 57902 digits
n = 239414 72075 digits
n = 267806 80622 digits
n = 490526 147667 digits Feb 2010 Bruno Lefevre; PSieve; srsieve; PrimeGrid; LLR
n = 509389 153346 digits May 2010 John M. Dunn; PSieve; srsieve; PrimeGrid; LLR
n = 563114 169518 digits Oct 2010 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 643427 193695 digits Feb 2011 Darrell Hoffpauir; PSieve; srsieve; PrimeGrid; LLR
n = 687539 206974 digits Aug 2011 Yuriy Bogachov; PSieve; srsieve; PrimeGrid; LLR
n = 802981 241726 digits Mar 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1242938 374166 digits Feb 2014 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1385766 417161 digits Feb 2016 Roman Trunov; PSieve; srsieve; PrimeGrid; LLR
n = 1626526 489637 digits Feb 2021 Devlin Skahill; PSieve; srsieve; PrimeGrid; LLR
n = 1708319 514260 digits Sep 2022 Randall Scalise; PPSE; PrimeGrid
n = 1976734 595060 digits Jul 2024 Derek Gordon; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5501
max n: 2.372.850
n = 1 5 digits
n = 73 26 digits
n = 91 32 digits
n = 109 37 digits
n = 151 50 digits
n = 239 76 digits
n = 251 80 digits
n = 277 88 digits
n = 1603 487 digits
n = 3067 927 digits
n = 3959 1196 digits 1993 Jeffrey Young
n = 5003 1510 digits
n = 5923 1787 digits
n = 7549 2277 digits May 1996 Patrick Demichel
n = 9991 3012 digits
n = 13103 3949 digits
n = 13963 4208 digits
n = 20291 6112 digits
n = 25667 7731 digits
n = 32701 9848 digits
n = 76847 23137 digits
n = 95287 28688 digits
n = 141289 42536 digits
n = 169369 50989 digits
n = 446803 134505 digits Jan 2013 Pietari Snow; PPSE; PrimeGrid
n = 457187 137631 digits Jun 2009 Gerrit Slomma; srsieve; PrimeGrid; LLR
n = 624199 187907 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1323523 398424 digits Mar 2015 Eric Nietering; PSieve; srsieve; PrimeGrid; LLR
n = 2098571 631737 digits Jan 2025 Mark Williams; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5503
max n: 2.372.759
n = 2 5 digits
n = 6 6 digits
n = 8 7 digits
n = 24 11 digits
n = 26 12 digits
n = 46 18 digits
n = 90 31 digits
n = 94 33 digits
n = 134 45 digits
n = 152 50 digits
n = 284 90 digits
n = 458 142 digits
n = 942 288 digits
n = 1054 322 digits
n = 1546 470 digits
n = 1870 567 digits
n = 2294 695 digits
n = 2756 834 digits
n = 6914 2086 digits Mar 1996 Patrick Demichel
n = 8588 2589 digits May 1996 Patrick Demichel
n = 10862 3274 digits
n = 15506 4672 digits
n = 16802 5062 digits
n = 16966 5112 digits
n = 17000 5122 digits May 1998 Robert Prethaler; Proth
n = 23370 7039 digits
n = 35710 10754 digits
n = 44878 13514 digits
n = 66842 20126 digits
n = 71324 21475 digits
n = 76824 23131 digits
n = 87566 26364 digits
n = 101294 30497 digits
n = 108358 32623 digits
n = 119594 36006 digits May 2001 Paul van den Berg; OpenPFGW
n = 199538 60071 digits
n = 363102 109309 digits May 2012 Bob Hurd; PPSE; PrimeGrid
n = 515528 155194 digits Jun 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 838174 252320 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1090106 328159 digits May 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1341504 403837 digits Jun 2015 Stefan Ruch; PSieve; srsieve; PrimeGrid; LLR
n = 1761022 530125 digits Sep 2023 Shaun O' PPSE; PrimeGrid
k: 5505
max n: 2.372.965
n = 3 5 digits
n = 5 6 digits
n = 9 7 digits
n = 12 8 digits
n = 15 9 digits
n = 17 9 digits
n = 30 13 digits
n = 50 19 digits
n = 53 20 digits
n = 57 21 digits
n = 80 28 digits
n = 99 34 digits
n = 168 55 digits
n = 570 176 digits
n = 642 198 digits
n = 677 208 digits
n = 708 217 digits
n = 765 235 digits
n = 780 239 digits
n = 1230 375 digits
n = 1296 394 digits
n = 1872 568 digits
n = 1902 577 digits
n = 1935 587 digits
n = 2156 653 digits
n = 3225 975 digits
n = 3942 1191 digits 1993 Jeffrey Young
n = 4098 1238 digits 1993 Jeffrey Young
n = 4679 1413 digits 1993 Jeffrey Young
n = 7683 2317 digits May 1996 Patrick Demichel
n = 11510 3469 digits
n = 13907 4191 digits
n = 16119 4857 digits
n = 17292 5210 digits
n = 24042 7242 digits
n = 25244 7603 digits
n = 35352 10646 digits
n = 61280 18451 digits
n = 62934 18949 digits
n = 63486 19115 digits
n = 105840 31865 digits
n = 130292 39226 digits
n = 131670 39641 digits
n = 149603 45039 digits
n = 150893 45428 digits
n = 171347 51585 digits
n = 242160 72902 digits
n = 244062 73474 digits
n = 287226 86468 digits
n = 848408 255400 digits Apr 2012 Ron Jones; PSieve; srsieve; PrimeGrid; LLR
n = 901377 271346 digits Jun 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1155282 347779 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1212579 365027 digits Dec 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1266048 381123 digits May 2014 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1738323 523292 digits Apr 2023 PPSE; PrimeGrid
n = 1869345 562733 digits Feb 2024 Pablo Moreno; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1995867 600820 digits Sep 2024 Kevin Wyn; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3375777 1016214 digits Aug 2021 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5507
max n: 2.373.306
n = 7 6 digits
n = 199 64 digits
n = 655 201 digits
n = 1867 566 digits
n = 145411 43777 digits
n = 770995 232097 digits Feb 2012 Charley Gielkens; PSieve; srsieve; PrimeGrid; LLR
k: 5509
max n: 2.373.181
n = 2 5 digits
n = 10 7 digits
n = 86 30 digits
n = 194 63 digits
n = 262 83 digits
n = 290 92 digits
n = 310 98 digits
n = 854 261 digits
n = 1382 420 digits
n = 1506 458 digits
n = 2110 639 digits
n = 16390 4938 digits
n = 32026 9645 digits
n = 52634 15849 digits
n = 139442 41980 digits
n = 170618 51365 digits
n = 351766 105896 digits May 2012 Bob Hurd; PPSE; PrimeGrid
n = 362726 109196 digits Feb 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 559282 168365 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 2139538 644069 digits Jan 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5511
max n: 2.373.108
n = 3 5 digits
n = 4 5 digits
n = 5 6 digits
n = 7 6 digits
n = 21 11 digits
n = 33 14 digits
n = 75 27 digits
n = 77 27 digits
n = 79 28 digits
n = 89 31 digits
n = 97 33 digits
n = 111 38 digits
n = 140 46 digits
n = 157 52 digits
n = 164 54 digits
n = 227 73 digits
n = 627 193 digits
n = 1015 310 digits
n = 1023 312 digits
n = 1263 384 digits
n = 1604 487 digits
n = 2165 656 digits
n = 2648 801 digits
n = 2689 814 digits
n = 3148 952 digits
n = 6675 2014 digits
n = 10631 3204 digits
n = 12505 3769 digits
n = 13749 4143 digits
n = 21872 6588 digits
n = 25244 7603 digits
n = 47369 14264 digits
n = 61205 18429 digits
n = 73712 22194 digits
n = 90656 27294 digits
n = 94553 28468 digits
n = 204725 61633 digits
n = 232268 69924 digits
n = 349899 105334 digits Apr 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 478069 143917 digits Oct 2009 Markus Schoenberger; srsieve; PrimeGrid; LLR
n = 510433 153660 digits Jun 2010 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 1124309 338455 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1286381 387244 digits Jul 2014 John Bruneton; PSieve; srsieve; PrimeGrid; LLR
n = 1352235 407068 digits Aug 2015 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1512920 455439 digits Feb 2019 Arnaud Jacques; PSieve; srsieve; PrimeGrid; LLR
n = 2065340 621734 digits Jan 2025 Mike Nicholls; PPSE; PrimeGrid
n = 3442468 1036290 digits Dec 2022 Bill Cavnaugh; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5513
max n: 2.373.056
n = 1 5 digits
n = 5 6 digits
n = 17 9 digits
n = 25 12 digits
n = 85 30 digits
n = 97 33 digits
n = 101 35 digits
n = 109 37 digits
n = 133 44 digits
n = 229 73 digits
n = 477 148 digits
n = 973 297 digits
n = 2393 725 digits
n = 2397 726 digits
n = 2457 744 digits
n = 14941 4502 digits
n = 47761 14382 digits
n = 182057 54809 digits
n = 189561 57068 digits
n = 278097 83720 digits
n = 287545 86564 digits
n = 411701 123939 digits Sep 2012 Casimir Ksiazek III; PPSE; PrimeGrid
n = 549625 165458 digits
n = 630805 189895 digits Feb 2011 Werner Klein; PSieve; srsieve; PrimeGrid; LLR
n = 781313 235203 digits Mar 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 838937 252549 digits Apr 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1054793 317529 digits Apr 2013 Serge Batalov; PSieve; srsieve; PrimeGrid; LLR
n = 1241337 373684 digits Jan 2014 Alexander Prokopchuk; PSieve; srsieve; PrimeGrid; LLR
n = 1384029 416638 digits Feb 2016 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
n = 2115561 636852 digits Jan 2025 Zdeněk Jelínek; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2225949 670082 digits Feb 2025 Li Yawei; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5515
max n: 2.373.163
n = 4 5 digits
n = 10 7 digits
n = 22 11 digits
n = 34 14 digits
n = 68 25 digits
n = 100 34 digits
n = 176 57 digits
n = 178 58 digits
n = 262 83 digits
n = 382 119 digits
n = 616 190 digits
n = 1414 430 digits
n = 7312 2205 digits May 1996 Patrick Demichel
n = 8356 2520 digits
n = 10448 3149 digits
n = 33812 10183 digits
n = 65884 19837 digits
n = 69692 20984 digits
n = 94340 28403 digits
n = 145702 43865 digits
n = 205882 61981 digits
n = 456292 137362 digits May 2009 Amy Chambers; srsieve; PrimeGrid; LLR
n = 513740 154655 digits Jun 2010 David Locke; PSieve; srsieve; PrimeGrid; LLR
n = 562816 169429 digits Oct 2010 Jan Mihrmeister; PSieve; srsieve; PrimeGrid; LLR
n = 1609268 484442 digits Nov 2020 Alexey Simbarsky; PSieve; srsieve; PrimeGrid; LLR
n = 1683694 506847 digits Apr 2022 Honza Cholt; PPSE; PrimeGrid
k: 5517
max n: 2.372.331
n = 28 13 digits
n = 32 14 digits
n = 131 44 digits
n = 134 45 digits
n = 159 52 digits
n = 174 57 digits
n = 211 68 digits
n = 468 145 digits
n = 502 155 digits
n = 634 195 digits
n = 698 214 digits
n = 1291 393 digits
n = 2491 754 digits
n = 2594 785 digits
n = 2612 791 digits
n = 2854 863 digits
n = 3738 1129 digits 1993 Jeffrey Young
n = 3991 1206 digits 1993 Jeffrey Young
n = 4027 1216 digits 1993 Jeffrey Young
n = 4047 1223 digits 1993 Jeffrey Young
n = 4122 1245 digits 1993 Jeffrey Young
n = 5983 1805 digits
n = 13339 4020 digits
n = 15523 4677 digits
n = 16168 4871 digits
n = 26263 7910 digits
n = 31967 9627 digits
n = 59434 17896 digits
n = 63763 19199 digits
n = 81914 24663 digits
n = 83882 25255 digits
n = 135427 40772 digits
n = 239711 72164 digits
n = 348358 104870 digits Apr 2012 Bruce Dodson; PPSE; PrimeGrid
n = 351174 105718 digits Apr 2012 Adrian Schori; PPSE; PrimeGrid
n = 993159 298975 digits Sep 2012 Robert Boniecki; PSieve; srsieve; PrimeGrid; LLR
n = 1361298 409796 digits Oct 2015 Jacques Haymoz; PSieve; srsieve; PrimeGrid; LLR
n = 1607808 484003 digits Oct 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
k: 5519
max n: 2.372.846
n = 5 6 digits
n = 17 9 digits
n = 29 13 digits
n = 59 22 digits
n = 87 30 digits
n = 147 48 digits
n = 195 63 digits
n = 239 76 digits
n = 251 80 digits
n = 489 151 digits
n = 551 170 digits
n = 621 191 digits
n = 947 289 digits
n = 1569 477 digits
n = 2447 741 digits
n = 3279 991 digits
n = 3783 1143 digits 1993 Jeffrey Young
n = 4013 1212 digits 1993 Jeffrey Young
n = 4395 1327 digits 1993 Jeffrey Young
n = 4725 1427 digits 1993 Jeffrey Young
n = 7893 2380 digits
n = 10185 3070 digits
n = 19583 5899 digits
n = 20117 6060 digits
n = 20373 6137 digits
n = 27465 8272 digits
n = 29615 8919 digits
n = 31025 9344 digits
n = 31643 9530 digits
n = 38783 11679 digits
n = 41489 12494 digits
n = 41819 12593 digits
n = 43881 13214 digits
n = 63335 19070 digits
n = 71625 21566 digits
n = 98801 29746 digits
n = 110009 33120 digits
n = 184727 55613 digits
n = 280241 84365 digits
n = 304437 91649 digits
n = 400539 120578 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 550331 165670 digits
n = 636923 191737 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 657879 198046 digits Mar 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 756795 227822 digits Feb 2012 Radoslaw Szymeczko; PSieve; srsieve; PrimeGrid; LLR
n = 764957 230279 digits Feb 2012 Andy Barr; PSieve; srsieve; PrimeGrid; LLR
n = 2161607 650713 digits Feb 2025 Ian Dickinson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5521
max n: 2.373.215
n = 4 5 digits
n = 12 8 digits
n = 16 9 digits
n = 72 26 digits
n = 132 44 digits
n = 624 192 digits
n = 4284 1294 digits 1993 Jeffrey Young
n = 5776 1743 digits
n = 44784 13486 digits
n = 56532 17022 digits
n = 126156 37981 digits
n = 780232 234877 digits Feb 2012 Steve McNeill; PSieve; srsieve; PrimeGrid; LLR
n = 1621836 488226 digits Feb 2021 James Early; PSieve; srsieve; PrimeGrid; LLR
k: 5523
max n: 2.371.760
n = 1 5 digits
n = 2 5 digits
n = 6 6 digits
n = 8 7 digits
n = 12 8 digits
n = 18 10 digits
n = 32 14 digits
n = 33 14 digits
n = 44 17 digits
n = 68 25 digits
n = 70 25 digits
n = 78 28 digits
n = 81 29 digits
n = 88 31 digits
n = 97 33 digits
n = 109 37 digits
n = 137 45 digits
n = 156 51 digits
n = 168 55 digits
n = 208 67 digits
n = 212 68 digits
n = 289 91 digits
n = 322 101 digits
n = 330 104 digits
n = 478 148 digits
n = 618 190 digits
n = 749 230 digits
n = 1062 324 digits
n = 1334 406 digits
n = 1400 426 digits
n = 1960 594 digits
n = 2340 709 digits
n = 2666 807 digits
n = 4020 1214 digits 1993 Jeffrey Young
n = 4160 1257 digits 1993 Jeffrey Young
n = 5318 1605 digits
n = 5686 1716 digits
n = 6152 1856 digits
n = 10401 3135 digits
n = 12584 3792 digits
n = 19733 5944 digits
n = 21578 6500 digits
n = 32498 9787 digits Apr 1999 Tadashi Taura; Proth
n = 32536 9799 digits Apr 1999 Tadashi Taura; Proth
n = 36749 11067 digits
n = 42529 12807 digits
n = 76993 23181 digits
n = 87221 26260 digits
n = 109710 33030 digits
n = 159958 48156 digits
n = 165562 49843 digits
n = 232992 70142 digits
n = 287249 86475 digits
n = 289728 87221 digits
n = 344869 103820 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 360006 108377 digits Feb 2009 Ward De Ridder; srsieve; PrimeGrid; LLR
n = 465886 140250 digits Jun 2009 Honza Cholt; srsieve; PrimeGrid; LLR
n = 771588 232275 digits Feb 2012 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 905052 272452 digits Jun 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 950628 286172 digits Jul 2012 William Fick; PSieve; srsieve; PrimeGrid; LLR
n = 1099477 330980 digits Jun 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1274412 383640 digits Jun 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1417932 426844 digits Aug 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1536996 462686 digits Apr 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1760016 529822 digits Aug 2023 Zhiheng Sheng; PPSE; PrimeGrid
k: 5525
max n: 2.372.794
n = 3 5 digits
n = 11 8 digits
n = 13 8 digits
n = 21 11 digits
n = 35 15 digits
n = 51 20 digits
n = 63 23 digits
n = 75 27 digits
n = 89 31 digits
n = 165 54 digits
n = 179 58 digits
n = 419 130 digits
n = 623 192 digits
n = 1063 324 digits
n = 1231 375 digits
n = 3691 1115 digits 1993 Jeffrey Young
n = 3785 1144 digits 1993 Jeffrey Young
n = 4139 1250 digits 1993 Jeffrey Young
n = 4633 1399 digits 1993 Jeffrey Young
n = 5855 1767 digits
n = 8005 2414 digits
n = 10451 3150 digits
n = 11715 3531 digits
n = 14243 4292 digits
n = 15503 4671 digits
n = 16163 4870 digits
n = 17611 5306 digits
n = 27709 8345 digits
n = 88235 26566 digits
n = 136429 41073 digits
n = 178549 53753 digits
n = 251965 75853 digits
n = 253173 76217 digits
n = 318965 96022 digits
n = 710471 213877 digits Nov 2011 Tetsuya Watanabe; PSieve; srsieve; PrimeGrid; LLR
n = 1082135 325759 digits Apr 2013 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 2082071 626770 digits Jan 2025 Alex Huetter; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2095933 630943 digits Jan 2025 Walter Darimont; PPSE; PrimeGrid
n = 2327621 700688 digits Dec 2025 Stefan Schulz; PPSE; PrimeGrid
n = 3424423 1030858 digits Jun 2022 Ian Johns; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3454069 1039783 digits Feb 2023 Detlef Lexut; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5527
max n: 2.372.757
n = 2 5 digits
n = 8 7 digits
n = 12 8 digits
n = 22 11 digits
n = 30 13 digits
n = 36 15 digits
n = 50 19 digits
n = 52 20 digits
n = 54 20 digits
n = 64 24 digits
n = 82 29 digits
n = 104 36 digits
n = 124 42 digits
n = 148 49 digits
n = 198 64 digits
n = 200 64 digits
n = 202 65 digits
n = 226 72 digits
n = 288 91 digits
n = 330 104 digits
n = 342 107 digits
n = 344 108 digits
n = 504 156 digits
n = 560 173 digits
n = 576 178 digits
n = 610 188 digits
n = 640 197 digits
n = 828 253 digits
n = 960 293 digits
n = 1034 316 digits
n = 1102 336 digits
n = 1132 345 digits
n = 1166 355 digits
n = 1422 432 digits
n = 2230 676 digits
n = 2286 692 digits
n = 2814 851 digits
n = 3272 989 digits
n = 3520 1064 digits 1993 Jeffrey Young
n = 3542 1070 digits 1993 Jeffrey Young
n = 3564 1077 digits 1993 Jeffrey Young
n = 5418 1635 digits
n = 6650 2006 digits Mar 1996 Patrick Demichel
n = 10680 3219 digits
n = 11760 3544 digits
n = 13640 4110 digits
n = 14330 4318 digits
n = 14896 4488 digits
n = 15482 4665 digits
n = 18900 5694 digits
n = 26100 7861 digits
n = 26474 7974 digits
n = 27904 8404 digits
n = 28206 8495 digits
n = 40184 12101 digits
n = 77570 23355 digits
n = 100870 30369 digits
n = 157808 47509 digits
n = 162744 48995 digits
n = 164414 49498 digits
n = 166424 50103 digits
n = 178344 53691 digits
n = 195870 58967 digits
n = 274206 82548 digits
n = 284292 85585 digits
n = 294962 88797 digits
n = 451966 136060 digits Apr 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 492230 148180 digits Mar 2010 Stephan Kirsten; PSieve; srsieve; PrimeGrid; LLR
n = 495796 149254 digits Apr 2010 Patrick Schöfer; srsieve; PrimeGrid; LLR
n = 569504 171442 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 697212 209886 digits Sep 2011 Christiaan Salomons; PSieve; srsieve; PrimeGrid; LLR
n = 773190 232758 digits Feb 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 948126 285419 digits Jul 2012 Michael Frith; PSieve; srsieve; PrimeGrid; LLR
n = 987964 297411 digits Sep 2012 Nikolay Yurgandzhiev; PSieve; srsieve; PrimeGrid; LLR
n = 1134830 341622 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1190718 358446 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2029648 610989 digits Dec 2024 Mark Williams; PPSE; PrimeGrid
n = 3452342 1039263 digits Feb 2023 Peter Shane; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5529
max n: 2.372.544
n = 1 5 digits
n = 11 8 digits
n = 22 11 digits
n = 23 11 digits
n = 31 14 digits
n = 79 28 digits
n = 205 66 digits
n = 214 69 digits
n = 299 94 digits
n = 595 183 digits
n = 1483 451 digits
n = 2939 889 digits
n = 8057 2430 digits
n = 8557 2580 digits May 1996 Patrick Demichel
n = 15599 4700 digits
n = 17087 5148 digits
n = 18089 5450 digits
n = 22750 6853 digits
n = 24389 7346 digits Mar 1998 Baptiste Heyman; Proth
n = 28225 8501 digits
n = 37957 11430 digits Apr 1999 Tadashi Taura; Proth
n = 41861 12606 digits
n = 67669 20375 digits
n = 96455 29040 digits
n = 133861 40300 digits
n = 140263 42228 digits
n = 140446 42283 digits
n = 431246 129822 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 480011 144502 digits Dec 2009 Michal Szostak; PSieve; srsieve; PrimeGrid; LLR
n = 481285 144885 digits Dec 2009 Michael Frith; PSieve; srsieve; PrimeGrid; LLR
n = 681335 205107 digits Aug 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 732145 220402 digits Feb 2012 Brian J Dahlman; PSieve; srsieve; PrimeGrid; LLR
n = 849215 255643 digits May 2012 Sascha Thorsten Dietsch; PSieve; srsieve; PrimeGrid; LLR
n = 1137259 342353 digits Aug 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1261793 379842 digits Apr 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1430926 430756 digits Jan 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1499521 451405 digits Aug 2018 James Wypych; PSieve; srsieve; PrimeGrid; LLR
n = 1624777 489111 digits Feb 2021 James Krauss; PSieve; srsieve; PrimeGrid; LLR
n = 1703569 512830 digits Jul 2022 Dr. James Scott Brown; PPSE; PrimeGrid
n = 1897879 571323 digits Feb 2024 Jürgen Heinrich; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1945777 585741 digits Apr 2024 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5531
max n: 2.372.794
n = 3 5 digits
n = 7 6 digits
n = 27 12 digits
n = 31 14 digits
n = 33 14 digits
n = 51 20 digits
n = 55 21 digits
n = 75 27 digits
n = 87 30 digits
n = 153 50 digits
n = 223 71 digits
n = 273 86 digits
n = 391 122 digits
n = 451 140 digits
n = 603 186 digits
n = 1293 393 digits
n = 2155 653 digits
n = 2547 771 digits
n = 2907 879 digits
n = 3111 941 digits
n = 4101 1239 digits 1993 Jeffrey Young
n = 6567 1981 digits
n = 6785 2047 digits
n = 7715 2327 digits May 1996 Patrick Demichel
n = 8007 2415 digits
n = 8563 2582 digits May 1996 Patrick Demichel
n = 9105 2745 digits
n = 10125 3052 digits
n = 13601 4099 digits
n = 18201 5483 digits
n = 26937 8113 digits
n = 39971 12037 digits
n = 40797 12285 digits
n = 43191 13006 digits
n = 53321 16055 digits
n = 65047 19585 digits
n = 72837 21930 digits
n = 82383 24804 digits
n = 87645 26388 digits
n = 123317 37126 digits
n = 162237 48842 digits
n = 173667 52283 digits
n = 345941 104143 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 1142561 343949 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1441137 433830 digits Feb 2017 Stephen Draycott; PSieve; srsieve; PrimeGrid; LLR
n = 2141663 644709 digits Jan 2025 Thorsten Sambale; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2180851 656506 digits Feb 2025 Vesa Harju; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3483263 1048571 digits Sep 2023 Stephen P. Norton; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5533
max n: 2.372.873
n = 2 5 digits
n = 8 7 digits
n = 18 10 digits
n = 20 10 digits
n = 62 23 digits
n = 92 32 digits
n = 120 40 digits
n = 150 49 digits
n = 180 58 digits
n = 188 61 digits
n = 240 76 digits
n = 354 111 digits
n = 488 151 digits
n = 552 170 digits
n = 738 226 digits
n = 930 284 digits
n = 1088 332 digits
n = 1808 549 digits
n = 3860 1166 digits 1993 Jeffrey Young
n = 50942 15339 digits
n = 58484 17610 digits
n = 60414 18191 digits
n = 61104 18398 digits
n = 74738 22503 digits
n = 75324 22679 digits
n = 569694 171499 digits Nov 2010 Peter Widow; PSieve; srsieve; PrimeGrid; LLR
n = 650112 195707 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 859320 258685 digits May 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1135038 341685 digits Aug 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1275420 383944 digits Jun 2014 Richard Cervelle; PSieve; srsieve; PrimeGrid; LLR
k: 5535
max n: 2.372.765
n = 1 5 digits
n = 3 5 digits
n = 7 6 digits
n = 9 7 digits
n = 10 7 digits
n = 18 10 digits
n = 28 13 digits
n = 42 17 digits
n = 48 19 digits
n = 61 23 digits
n = 73 26 digits
n = 78 28 digits
n = 88 31 digits
n = 150 49 digits
n = 153 50 digits
n = 220 70 digits
n = 231 74 digits
n = 313 98 digits
n = 538 166 digits
n = 588 181 digits
n = 633 195 digits
n = 702 216 digits
n = 1041 318 digits
n = 2610 790 digits
n = 3288 994 digits
n = 3373 1020 digits 1993 Jeffrey Young
n = 3465 1047 digits 1993 Jeffrey Young
n = 3486 1054 digits 1993 Jeffrey Young
n = 3490 1055 digits 1993 Jeffrey Young
n = 5220 1576 digits
n = 6315 1905 digits
n = 7200 2172 digits May 1996 Patrick Demichel
n = 9663 2913 digits
n = 10765 3245 digits
n = 11887 3583 digits
n = 13825 4166 digits
n = 16410 4944 digits
n = 19552 5890 digits
n = 19717 5940 digits
n = 23370 7039 digits
n = 23817 7174 digits
n = 28567 8604 digits
n = 37803 11384 digits
n = 38668 11644 digits
n = 41776 12580 digits
n = 44215 13314 digits Apr 1999 Tadashi Taura; Proth
n = 51319 15453 digits
n = 52348 15763 digits
n = 60075 18089 digits
n = 66291 19960 digits
n = 90906 27370 digits
n = 101671 30610 digits
n = 139231 41917 digits
n = 167049 50291 digits
n = 281020 84600 digits
n = 284800 85738 digits
n = 285526 85956 digits
n = 332533 100107 digits Apr 2012 Stefan Larsson; PPSE; PrimeGrid
n = 436075 131276 digits Dec 2012 Tapio Rajala; PPSE; PrimeGrid
n = 437653 131751 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 482916 145376 digits Dec 2009 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 748692 225383 digits Feb 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 882489 265660 digits May 2012 Nick Simmerer; PSieve; srsieve; PrimeGrid; LLR
n = 1075372 323723 digits Apr 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1083148 326064 digits Apr 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1097358 330342 digits Jun 2013 Andreas Adolfsson; PSieve; srsieve; PrimeGrid; LLR
n = 1099692 331045 digits Jun 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 5537
max n: 2.373.374
n = 19 10 digits
n = 47 18 digits
n = 427 133 digits
n = 579 179 digits
n = 995 304 digits
n = 2107 639 digits
n = 2535 767 digits
n = 2847 861 digits
n = 3207 970 digits
n = 3939 1190 digits 1993 Jeffrey Young
n = 4967 1499 digits 1993 Jeffrey Young
n = 7359 2220 digits May 1996 Patrick Demichel
n = 7687 2318 digits
n = 21379 6440 digits
n = 60155 18113 digits
n = 64467 19411 digits
n = 86959 26182 digits
n = 114587 34498 digits
n = 134731 40562 digits
n = 146871 44217 digits
n = 245271 73838 digits
n = 351755 105893 digits May 2012 PPSE; PrimeGrid
n = 753307 226772 digits Feb 2012 Jianwen Ling; PSieve; srsieve; PrimeGrid; LLR
n = 1058615 318679 digits Apr 2013 Masumi Hamada; PSieve; srsieve; PrimeGrid; LLR
n = 2139695 644117 digits Jan 2025 ian wentling; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5539
max n: 2.372.889
n = 2 5 digits
n = 50 19 digits
n = 74 27 digits
n = 458 142 digits
n = 4262 1287 digits 1993 Jeffrey Young
n = 105710 31826 digits
n = 342602 103138 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 846014 254680 digits Apr 2012 Marc Koschewski; PSieve; srsieve; PrimeGrid; LLR
k: 5541
max n: 2.372.694
n = 1 5 digits
n = 4 5 digits
n = 9 7 digits
n = 11 8 digits
n = 15 9 digits
n = 28 13 digits
n = 31 14 digits
n = 36 15 digits
n = 59 22 digits
n = 60 22 digits
n = 83 29 digits
n = 89 31 digits
n = 103 35 digits
n = 163 53 digits
n = 413 129 digits
n = 421 131 digits
n = 449 139 digits
n = 523 162 digits
n = 795 244 digits
n = 1399 425 digits
n = 2091 634 digits
n = 2429 735 digits
n = 2531 766 digits
n = 3399 1027 digits 1993 Jeffrey Young
n = 3444 1041 digits 1993 Jeffrey Young
n = 3500 1058 digits 1993 Jeffrey Young
n = 5655 1707 digits
n = 9601 2894 digits
n = 10953 3301 digits
n = 11355 3422 digits May 1996 Patrick Demichel
n = 16548 4986 digits
n = 17180 5176 digits
n = 18636 5614 digits
n = 19083 5749 digits
n = 20103 6056 digits
n = 26093 7859 digits
n = 35665 10740 digits
n = 65963 19861 digits
n = 71991 21676 digits
n = 86919 26169 digits
n = 131180 39493 digits
n = 193865 58363 digits
n = 209196 62979 digits
n = 234603 70627 digits
n = 321013 96639 digits
n = 414673 124833 digits Oct 2012 Adrian Schori; PPSE; PrimeGrid
n = 468631 141076 digits Sep 2009 Martin Siegrist; srsieve; PrimeGrid; LLR
n = 689383 207529 digits Aug 2011 Peter Tibbott; PSieve; srsieve; PrimeGrid; LLR
n = 807489 243083 digits Mar 2012 Mark Wilcoxen; PSieve; srsieve; PrimeGrid; LLR
n = 860603 259072 digits May 2012 Masato Nose; PSieve; srsieve; PrimeGrid; LLR
n = 923203 277916 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1259891 379269 digits Apr 2014 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1593356 479652 digits Sep 2020 Yuki Yoshigoe; PSieve; srsieve; PrimeGrid; LLR
k: 5543
max n: 2.372.668
n = 1 5 digits
n = 13 8 digits
n = 41 17 digits
n = 125 42 digits
n = 245 78 digits
n = 325 102 digits
n = 917 280 digits
n = 2261 685 digits
n = 2545 770 digits
n = 13973 4211 digits
n = 53353 16065 digits
n = 78049 23499 digits
n = 112465 33860 digits
n = 136189 41001 digits
n = 220877 66495 digits
n = 247973 74652 digits
n = 252625 76052 digits
n = 445573 134135 digits Jan 2013 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 735901 221533 digits Feb 2012 Lubomir Kostal; PSieve; srsieve; PrimeGrid; LLR
n = 844949 254359 digits Apr 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 5545
max n: 2.373.311
n = 4 5 digits
n = 6 6 digits
n = 50 19 digits
n = 66 24 digits
n = 124 42 digits
n = 136 45 digits
n = 320 101 digits
n = 586 181 digits
n = 864 264 digits
n = 866 265 digits
n = 970 296 digits
n = 1414 430 digits
n = 1504 457 digits
n = 1596 485 digits
n = 2020 612 digits
n = 2044 620 digits
n = 2450 742 digits
n = 2706 819 digits
n = 4812 1453 digits 1993 Jeffrey Young
n = 8616 2598 digits May 1996 Patrick Demichel
n = 16954 5108 digits
n = 17430 5251 digits
n = 29566 8904 digits
n = 39500 11895 digits
n = 44096 13278 digits
n = 56854 17119 digits
n = 62830 18918 digits
n = 67424 20301 digits
n = 96816 29149 digits
n = 126830 38184 digits
n = 188686 56804 digits
n = 792050 238435 digits Mar 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 813486 244888 digits Mar 2012 Andreas Lorenz; PSieve; srsieve; PrimeGrid; LLR
n = 834140 251105 digits Apr 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1017434 306282 digits Nov 2012 Yukiko Matsumura; PSieve; srsieve; PrimeGrid; LLR
n = 1065320 320698 digits Apr 2013 Steven F. Bohl; PSieve; srsieve; PrimeGrid; LLR
n = 2066386 622048 digits Jan 2025 Will Steinbach; PPSE; PrimeGrid
k: 5547
max n: 2.373.109
n = 2 5 digits
n = 6 6 digits
n = 15 9 digits
n = 20 10 digits
n = 30 13 digits
n = 38 16 digits
n = 51 20 digits
n = 92 32 digits
n = 131 44 digits
n = 146 48 digits
n = 186 60 digits
n = 230 73 digits
n = 282 89 digits
n = 335 105 digits
n = 363 114 digits
n = 470 146 digits
n = 606 187 digits
n = 668 205 digits
n = 762 234 digits
n = 858 263 digits
n = 903 276 digits
n = 920 281 digits
n = 1706 518 digits
n = 3476 1051 digits 1993 Jeffrey Young
n = 4502 1359 digits 1993 Jeffrey Young
n = 9803 2955 digits
n = 11036 3326 digits
n = 33132 9978 digits
n = 34476 10383 digits
n = 78518 23641 digits
n = 88526 26653 digits
n = 89990 27094 digits
n = 92576 27872 digits
n = 97890 29472 digits
n = 107822 32462 digits
n = 188583 56773 digits
n = 226916 68313 digits
n = 366180 110235 digits May 2012 PPSE; PrimeGrid
n = 432830 130299 digits Dec 2012 John Murphy; PPSE; PrimeGrid
n = 506406 152448 digits May 2010 Del S. Brand; PSieve; srsieve; PrimeGrid; LLR
n = 627126 188788 digits Feb 2011 Georg Kollmann; PSieve; srsieve; PrimeGrid; LLR
n = 627198 188810 digits Feb 2011 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 763178 229744 digits Feb 2012 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 778496 234355 digits Feb 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1250222 376359 digits Apr 2014 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1366220 411277 digits Nov 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1417668 426765 digits Aug 2016 Henning Busacker; PSieve; srsieve; PrimeGrid; LLR
n = 1983480 597091 digits Jul 2024 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2223168 669244 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5549
max n: 2.373.188
n = 7 6 digits
n = 13 8 digits
n = 33 14 digits
n = 49 19 digits
n = 55 21 digits
n = 67 24 digits
n = 69 25 digits
n = 93 32 digits
n = 127 42 digits
n = 349 109 digits
n = 555 171 digits
n = 753 231 digits
n = 1225 373 digits
n = 1303 396 digits
n = 1795 545 digits
n = 2265 686 digits
n = 3793 1146 digits 1993 Jeffrey Young
n = 4093 1236 digits 1993 Jeffrey Young
n = 7669 2313 digits
n = 8245 2486 digits
n = 24807 7472 digits
n = 32263 9716 digits
n = 96823 29151 digits
n = 460689 138685 digits Jul 2009 Rodger M. Ewing; srsieve; PrimeGrid; LLR
n = 1071435 322538 digits Apr 2013 Robert Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 1107937 333527 digits Jul 2013 Florian Le Manach; PSieve; srsieve; PrimeGrid; LLR
n = 3368437 1014005 digits Jun 2021 Marc Wiseler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5551
max n: 2.373.155
n = 4 5 digits
n = 16 9 digits
n = 100 34 digits
n = 344 108 digits
n = 920 281 digits
n = 3532 1067 digits 1993 Jeffrey Young
n = 3784 1143 digits 1993 Jeffrey Young
n = 12912 3891 digits
n = 44064 13269 digits
n = 46816 14097 digits
n = 71712 21592 digits
n = 80632 24277 digits
n = 103504 31162 digits
n = 268632 80871 digits
n = 448120 134902 digits Jan 2013 Predrag Kurtovic; PPSE; PrimeGrid
n = 905112 272470 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1039300 312865 digits Jan 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
k: 5553
max n: 2.372.831
n = 8 7 digits
n = 12 8 digits
n = 16 9 digits
n = 18 10 digits
n = 24 11 digits
n = 25 12 digits
n = 30 13 digits
n = 42 17 digits
n = 61 23 digits
n = 105 36 digits
n = 212 68 digits
n = 270 86 digits
n = 302 95 digits
n = 321 101 digits
n = 396 123 digits
n = 418 130 digits
n = 462 143 digits
n = 910 278 digits
n = 918 281 digits
n = 1436 437 digits
n = 1917 581 digits
n = 2860 865 digits
n = 6106 1842 digits
n = 7278 2195 digits May 1996 Patrick Demichel
n = 9793 2952 digits
n = 10352 3121 digits
n = 12424 3744 digits
n = 20196 6084 digits
n = 27972 8425 digits
n = 38712 11658 digits
n = 39812 11989 digits
n = 44322 13346 digits
n = 48892 14722 digits
n = 53312 16053 digits
n = 65386 19687 digits
n = 69728 20994 digits
n = 92230 27768 digits
n = 102236 30780 digits
n = 121288 36516 digits
n = 150186 45215 digits
n = 364480 109724 digits May 2012 David Yost; PPSE; PrimeGrid
n = 511918 154107 digits Jun 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 560004 168582 digits Oct 2010 Gil Emery; PSieve; srsieve; PrimeGrid; LLR
n = 638898 192332 digits Feb 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 647312 194865 digits Feb 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 814065 245062 digits Mar 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 875336 263507 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 945484 284623 digits Jul 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1483318 446527 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1543890 464761 digits Aug 2019 Jan Gniesmer; PSieve; srsieve; PrimeGrid; LLR
k: 5555
max n: 2.372.786
n = 5 6 digits
n = 7 6 digits
n = 11 8 digits
n = 13 8 digits
n = 19 10 digits
n = 89 31 digits
n = 153 50 digits
n = 203 65 digits
n = 215 69 digits
n = 243 77 digits
n = 483 150 digits
n = 553 171 digits
n = 613 189 digits
n = 631 194 digits
n = 1783 541 digits
n = 2585 782 digits
n = 2853 863 digits
n = 4167 1259 digits 1993 Jeffrey Young
n = 4189 1265 digits 1993 Jeffrey Young
n = 10549 3180 digits
n = 12571 3788 digits
n = 13325 4015 digits
n = 24009 7232 digits
n = 33833 10189 digits
n = 50411 15179 digits
n = 66673 20075 digits Mar 2001 Steven Harvey; Proth
n = 82129 24728 digits Mar 2001 Steven Harvey; OpenPFGW
n = 87013 26198 digits Mar 2001 Steven Harvey; OpenPFGW
n = 94475 28444 digits Mar 2001 Steven Harvey; OpenPFGW
n = 106829 32163 digits Apr 2002 Steven Harvey; OpenPFGW
n = 125717 37849 digits Apr 2002 Steven Harvey; OpenPFGW
n = 125839 37886 digits Apr 2002 Steven Harvey; OpenPFGW
n = 171747 51705 digits May 2002 Steven Harvey; OpenPFGW
n = 212527 63981 digits Jun 2002 Steven Harvey; OpenPFGW
n = 369689 111292 digits May 2012 PPSE; PrimeGrid
n = 409385 123241 digits Sep 2012 Bart Kus; PPSE; PrimeGrid
n = 820827 247098 digits Apr 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1166055 351022 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1497403 450767 digits Jul 2018 Jordan Romaidis; PSieve; srsieve; PrimeGrid; LLR
n = 1996909 601134 digits Sep 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2182591 657030 digits Feb 2025 Sascha Beat Dinkel; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5557
max n: 2.372.575
n = 2 5 digits
n = 8 7 digits
n = 20 10 digits
n = 26 12 digits
n = 46 18 digits
n = 128 43 digits
n = 142 47 digits
n = 250 80 digits
n = 316 99 digits
n = 586 181 digits
n = 1528 464 digits
n = 4042 1221 digits 1993 Jeffrey Young
n = 8972 2705 digits
n = 16688 5028 digits
n = 38716 11659 digits
n = 79010 23789 digits
n = 115156 34670 digits
n = 196250 59081 digits
n = 209492 63068 digits
n = 232202 69904 digits
n = 537266 161737 digits Jul 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 550276 165654 digits Sep 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 1456112 438338 digits Aug 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2068466 622675 digits Jan 2025 Kai Presler; PPSE; PrimeGrid
n = 2333438 702439 digits Dec 2025 Kyle Lewis; PPSE; PrimeGrid
k: 5559
max n: 2.372.854
n = 1 5 digits
n = 5 6 digits
n = 6 6 digits
n = 11 8 digits
n = 19 10 digits
n = 30 13 digits
n = 31 14 digits
n = 45 18 digits
n = 49 19 digits
n = 106 36 digits
n = 287 91 digits
n = 297 94 digits
n = 331 104 digits
n = 406 126 digits
n = 469 145 digits
n = 487 151 digits
n = 547 169 digits
n = 619 191 digits
n = 862 264 digits
n = 1987 602 digits
n = 2329 705 digits
n = 2934 887 digits
n = 3009 910 digits
n = 3017 912 digits
n = 3722 1125 digits 1993 Jeffrey Young
n = 3809 1151 digits 1993 Jeffrey Young
n = 4854 1465 digits 1993 Jeffrey Young
n = 6959 2099 digits Mar 1996 Patrick Demichel
n = 11250 3391 digits May 1996 Patrick Demichel
n = 12719 3833 digits
n = 12937 3899 digits
n = 14082 4243 digits
n = 15565 4690 digits
n = 20867 6286 digits
n = 22761 6856 digits
n = 30655 9232 digits
n = 33359 10046 digits
n = 35026 10548 digits
n = 37497 11292 digits
n = 51031 15366 digits
n = 87887 26461 digits
n = 88889 26763 digits
n = 111862 33678 digits
n = 130171 39190 digits
n = 136022 40951 digits
n = 156985 47261 digits
n = 164217 49438 digits
n = 235981 71042 digits
n = 479975 144491 digits Oct 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 566765 170618 digits Nov 2010 James Winskill; PSieve; srsieve; PrimeGrid; LLR
n = 586847 176663 digits Dec 2010 Robert Zarecki; PSieve; srsieve; PrimeGrid; LLR
n = 788286 237302 digits Mar 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 927259 279137 digits Jun 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1355297 407989 digits Sep 2015 Jun Jisaku; PSieve; srsieve; PrimeGrid; LLR
n = 1527491 459825 digits Feb 2019 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
n = 3344826 1006897 digits Jan 2021 Federico Vera; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3422566 1030299 digits Jun 2022 Jay Parangalan; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5561
max n: 2.372.500
n = 5 6 digits
n = 21 11 digits
n = 57 21 digits
n = 71 26 digits
n = 101 35 digits
n = 167 55 digits
n = 221 71 digits
n = 429 133 digits
n = 761 233 digits
n = 983 300 digits
n = 1217 371 digits
n = 1623 493 digits
n = 2297 696 digits
n = 3953 1194 digits 1993 Jeffrey Young
n = 4487 1355 digits 1993 Jeffrey Young
n = 5177 1563 digits
n = 12759 3845 digits
n = 71799 21618 digits
n = 676505 203653 digits Aug 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 833025 250770 digits Apr 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 942543 283738 digits Jul 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1491921 449117 digits May 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 5563
max n: 2.373.149
n = 4 5 digits
n = 46 18 digits
n = 76 27 digits
n = 100 34 digits
n = 126 42 digits
n = 6510 1964 digits
n = 8598 2593 digits May 1996 Patrick Demichel
n = 11920 3593 digits
n = 12088 3643 digits
n = 63064 18988 digits
n = 119884 36093 digits
n = 126064 37953 digits
n = 1375678 414125 digits Jan 2016 Ernst Fluttert; PSieve; srsieve; PrimeGrid; LLR
k: 5565
max n: 2.372.846
n = 1 5 digits
n = 4 5 digits
n = 7 6 digits
n = 12 8 digits
n = 13 8 digits
n = 14 8 digits
n = 15 9 digits
n = 16 9 digits
n = 28 13 digits
n = 37 15 digits
n = 38 16 digits
n = 56 21 digits
n = 62 23 digits
n = 68 25 digits
n = 82 29 digits
n = 92 32 digits
n = 105 36 digits
n = 115 39 digits
n = 119 40 digits
n = 153 50 digits
n = 227 73 digits
n = 274 87 digits
n = 357 112 digits
n = 389 121 digits
n = 393 123 digits
n = 436 135 digits
n = 476 148 digits
n = 481 149 digits
n = 507 157 digits
n = 567 175 digits
n = 577 178 digits
n = 601 185 digits
n = 658 202 digits
n = 724 222 digits
n = 804 246 digits
n = 892 273 digits
n = 967 295 digits
n = 1082 330 digits
n = 1222 372 digits
n = 1312 399 digits
n = 1453 442 digits
n = 1621 492 digits
n = 2421 733 digits
n = 2433 737 digits
n = 2615 791 digits
n = 2799 847 digits
n = 2923 884 digits
n = 5678 1713 digits
n = 6436 1942 digits
n = 7224 2179 digits May 1996 Patrick Demichel
n = 7628 2301 digits May 1996 Patrick Demichel
n = 7731 2332 digits May 1996 Patrick Demichel
n = 9388 2830 digits
n = 9565 2884 digits
n = 10088 3041 digits
n = 13704 4130 digits
n = 15943 4804 digits
n = 16485 4967 digits
n = 16747 5046 digits
n = 16892 5089 digits
n = 19164 5773 digits
n = 19408 5847 digits
n = 20126 6063 digits
n = 21269 6407 digits
n = 21987 6623 digits Mar 1993 Jeffrey Young
n = 25293 7618 digits
n = 31869 9598 digits
n = 34081 10264 digits
n = 36127 10880 digits
n = 40497 12195 digits
n = 61832 18618 digits
n = 84341 25393 digits
n = 109654 33013 digits
n = 113643 34214 digits
n = 145342 43757 digits
n = 154838 46615 digits
n = 182607 54974 digits
n = 194771 58636 digits
n = 214265 64504 digits
n = 304822 91765 digits
n = 609385 183447 digits Jan 2011 Bart Meulemans; PSieve; srsieve; PrimeGrid; LLR
n = 737868 222125 digits Feb 2012 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 801093 241157 digits Mar 2012 D Parker; PSieve; srsieve; PrimeGrid; LLR
n = 1048767 315715 digits Feb 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1103901 332312 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1199745 361163 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1227099 369398 digits Jan 2014 Jeffrey Heidotting; PSieve; srsieve; PrimeGrid; LLR
n = 1284428 386656 digits Jul 2014 John Taylor; PSieve; srsieve; PrimeGrid; LLR
n = 1695665 510450 digits May 2022 Jann Kickler; PPSE; PrimeGrid
n = 2046636 616103 digits Jan 2025 Zack Friedrichsen; PPSE; PrimeGrid
n = 2214412 666609 digits Feb 2025 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2231453 671739 digits Feb 2025 Fangping Wen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5567
max n: 2.372.906
n = 3 5 digits
n = 27 12 digits
n = 39 16 digits
n = 43 17 digits
n = 99 34 digits
n = 127 42 digits
n = 171 56 digits
n = 259 82 digits
n = 319 100 digits
n = 327 103 digits
n = 667 205 digits
n = 1287 392 digits
n = 1319 401 digits
n = 3127 946 digits
n = 51031 15366 digits
n = 131351 39545 digits
n = 889963 267910 digits May 2012 Heinz Ming; PSieve; srsieve; PrimeGrid; LLR
n = 1095019 329638 digits May 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1279031 385031 digits Jun 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1622671 488477 digits Feb 2021 Richard Mortimore; PSieve; srsieve; PrimeGrid; LLR
k: 5569
max n: 2.373.370
n = 2 5 digits
n = 18 10 digits
n = 46 18 digits
n = 90 31 digits
n = 150 49 digits
n = 174 57 digits
n = 310 98 digits
n = 578 178 digits
n = 670 206 digits
n = 906 277 digits
n = 1306 397 digits
n = 1606 488 digits
n = 3098 937 digits
n = 5378 1623 digits
n = 5438 1641 digits
n = 8838 2665 digits
n = 13142 3960 digits
n = 13926 4196 digits
n = 17946 5407 digits
n = 27038 8143 digits
n = 36130 10880 digits
n = 38278 11527 digits
n = 73058 21997 digits
n = 92794 27938 digits
n = 100634 30298 digits
n = 160506 48321 digits
n = 238142 71692 digits
n = 373482 112434 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 528618 159134 digits Jul 2010 Pascal Vandaele; PSieve; srsieve; PrimeGrid; LLR
k: 5571
max n: 2.373.448
n = 4 5 digits
n = 23 11 digits
n = 29 13 digits
n = 52 20 digits
n = 64 24 digits
n = 80 28 digits
n = 107 36 digits
n = 217 70 digits
n = 548 169 digits
n = 983 300 digits
n = 1096 334 digits
n = 1849 561 digits
n = 2687 813 digits
n = 3572 1080 digits 1993 Jeffrey Young
n = 3628 1096 digits 1993 Jeffrey Young
n = 4420 1335 digits 1993 Jeffrey Young
n = 6380 1925 digits
n = 6877 2074 digits Mar 1996 Patrick Demichel
n = 8716 2628 digits
n = 15448 4655 digits
n = 29137 8775 digits
n = 45983 13847 digits
n = 49475 14898 digits
n = 57424 17291 digits
n = 81917 24664 digits
n = 98588 29682 digits
n = 104975 31605 digits
n = 183707 55306 digits
n = 213308 64216 digits
n = 440387 132574 digits Dec 2012 Adrian Schori; PPSE; PrimeGrid
n = 1669240 502496 digits Feb 2022 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
k: 5573
max n: 2.372.784
n = 21 11 digits
n = 45 18 digits
n = 61 23 digits
n = 197 64 digits
n = 253 80 digits
n = 585 180 digits
n = 1161 354 digits
n = 1465 445 digits
n = 1545 469 digits
n = 2469 747 digits
n = 18345 5527 digits
n = 21409 6449 digits
n = 43365 13058 digits
n = 57797 17403 digits
n = 85509 25745 digits
n = 98665 29705 digits
n = 116125 34961 digits
n = 121501 36580 digits
n = 123441 37164 digits
n = 373121 112325 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 566805 170630 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 629169 189403 digits Feb 2011 Jeff Webster; PSieve; srsieve; PrimeGrid; LLR
k: 5575
max n: 2.372.627
n = 12 8 digits
n = 18 10 digits
n = 36 15 digits
n = 62 23 digits
n = 68 25 digits
n = 156 51 digits
n = 2538 768 digits
n = 3942 1191 digits 1993 Jeffrey Young
n = 5454 1646 digits
n = 19908 5997 digits
n = 25644 7724 digits
n = 35486 10687 digits
n = 152478 45905 digits
n = 203346 61217 digits
n = 1485414 447158 digits Mar 2018 Margus Sõmer; PSieve; srsieve; PrimeGrid; LLR
n = 1586970 477730 digits Sep 2020 Steve Cole; PSieve; srsieve; PrimeGrid; LLR
n = 1871210 563295 digits Feb 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5577
max n: 2.372.937
n = 3 5 digits
n = 6 6 digits
n = 15 9 digits
n = 18 10 digits
n = 51 20 digits
n = 58 22 digits
n = 72 26 digits
n = 87 30 digits
n = 123 41 digits
n = 147 48 digits
n = 162 53 digits
n = 168 55 digits
n = 223 71 digits
n = 534 165 digits
n = 591 182 digits
n = 691 212 digits
n = 763 234 digits
n = 774 237 digits
n = 819 251 digits
n = 979 299 digits
n = 1456 443 digits
n = 1483 451 digits
n = 1498 455 digits
n = 1566 476 digits
n = 1635 496 digits
n = 4591 1386 digits 1993 Jeffrey Young
n = 11323 3413 digits
n = 11382 3431 digits
n = 15486 4666 digits
n = 17014 5126 digits
n = 19434 5854 digits
n = 35142 10583 digits
n = 39762 11974 digits
n = 44334 13350 digits
n = 62664 18868 digits
n = 64495 19419 digits
n = 84847 25546 digits
n = 88851 26751 digits
n = 94122 28338 digits
n = 122778 36964 digits
n = 122803 36972 digits
n = 154566 46533 digits
n = 265966 80068 digits
n = 289131 87041 digits
n = 301398 90734 digits
n = 370123 111422 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 431376 129861 digits Dec 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 439314 132251 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 683227 205676 digits Aug 2011 Philipp Bliedung; PSieve; srsieve; PrimeGrid; LLR
n = 934815 281412 digits Jul 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 957600 288271 digits Aug 2012 Piotr Szajerski; PSieve; srsieve; PrimeGrid; LLR
n = 998202 300493 digits Sep 2012 Henryk Jeka; PSieve; srsieve; PrimeGrid; LLR
n = 1386583 417407 digits Feb 2016 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1564603 470997 digits Feb 2020 Mike Kinney; PSieve; srsieve; PrimeGrid; LLR
n = 1721383 518192 digits Nov 2022 ZinSig Kim; PPSE; PrimeGrid
k: 5579
max n: 2.373.000
n = 1 5 digits
n = 3 5 digits
n = 7 6 digits
n = 9 7 digits
n = 19 10 digits
n = 21 11 digits
n = 37 15 digits
n = 91 32 digits
n = 103 35 digits
n = 153 50 digits
n = 183 59 digits
n = 229 73 digits
n = 261 83 digits
n = 283 89 digits
n = 443 138 digits
n = 481 149 digits
n = 547 169 digits
n = 1609 489 digits
n = 3111 941 digits
n = 3289 994 digits
n = 3481 1052 digits 1993 Jeffrey Young
n = 3781 1142 digits 1993 Jeffrey Young
n = 7427 2240 digits
n = 9619 2900 digits
n = 10523 3172 digits
n = 12199 3677 digits
n = 15943 4804 digits
n = 46511 14005 digits
n = 66243 19945 digits
n = 182853 55048 digits
n = 261979 78868 digits
n = 392481 118153 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 657637 197973 digits Mar 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 863327 259892 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1020139 307097 digits Oct 2012 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1112013 334754 digits Jul 2013 Benjamin Glasgow; PSieve; srsieve; PrimeGrid; LLR
n = 1226737 369289 digits Jan 2014 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1779463 535676 digits Dec 2023 Brian Parsonnet; PPSE; PrimeGrid
n = 1996353 600966 digits Sep 2024 Robert Coplin; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2354857 708887 digits Apr 2026 Adrian Baker; PPSE; PrimeGrid
n = 3383209 1018452 digits Nov 2021 Brian Parsonnet; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5581
max n: 2.372.915
n = 44 17 digits
n = 408 127 digits
n = 3024 915 digits
n = 5220 1576 digits
n = 7044 2125 digits
n = 60272 18148 digits
n = 75888 22849 digits
n = 131000 39439 digits Mar 1999 Olivier Dodinval; Proth
n = 146676 44158 digits
n = 918888 276617 digits Jun 2012 Piotr Rakowski; PSieve; srsieve; PrimeGrid; LLR
n = 939416 282797 digits Jul 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1663908 500890 digits Feb 2022 Christian Wallbaum; PSieve; srsieve; PrimeGrid; LLR
n = 1755980 528607 digits Jul 2023 Yongchen Xu; PPSE; PrimeGrid
n = 2177244 655420 digits Feb 2025 Sascha Beat Dinkel; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5583
max n: 2.371.683
n = 4 5 digits
n = 8 7 digits
n = 20 10 digits
n = 45 18 digits
n = 48 19 digits
n = 53 20 digits
n = 93 32 digits
n = 160 52 digits
n = 201 65 digits
n = 212 68 digits
n = 220 70 digits
n = 282 89 digits
n = 458 142 digits
n = 884 270 digits
n = 917 280 digits
n = 978 299 digits
n = 1038 317 digits
n = 1244 379 digits
n = 1270 387 digits
n = 1638 497 digits
n = 1642 499 digits
n = 1917 581 digits
n = 2357 714 digits
n = 2492 754 digits
n = 2973 899 digits
n = 3321 1004 digits 1993 Jeffrey Young
n = 4012 1212 digits 1993 Jeffrey Young
n = 4702 1420 digits 1993 Jeffrey Young
n = 4758 1437 digits 1993 Jeffrey Young
n = 7730 2331 digits May 1996 Patrick Demichel
n = 10640 3207 digits
n = 12068 3637 digits Jan 1998 Baptiste Heyman; Proth
n = 17660 5320 digits
n = 24704 7441 digits
n = 32658 9835 digits
n = 33180 9992 digits Apr 1999 Tadashi Taura; Proth
n = 42524 12805 digits
n = 43670 13150 digits
n = 49144 14798 digits
n = 74577 22454 digits
n = 82994 24988 digits
n = 104630 31501 digits
n = 129690 39045 digits
n = 148792 44795 digits
n = 240641 72444 digits
n = 257673 77572 digits
n = 267864 80639 digits
n = 286514 86254 digits
n = 295584 88984 digits
n = 363293 109366 digits May 2012 PPSE; PrimeGrid
n = 363314 109373 digits May 2012 PPSE; PrimeGrid
n = 405884 122188 digits Aug 2012 Bart Kus; PPSE; PrimeGrid
n = 448518 135022 digits Jan 2013 Ulrich Fries; PPSE; PrimeGrid
n = 537340 161760 digits Jul 2010 Markus Durzinsky; PSieve; srsieve; PrimeGrid; LLR
n = 701928 211306 digits Sep 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 853541 256946 digits May 2012 René Brückner; PSieve; srsieve; PrimeGrid; LLR
n = 1016620 306037 digits Oct 2012 Yongchen Xu; PSieve; srsieve; PrimeGrid; LLR
n = 1053009 316992 digits Mar 2013 Benjamin Glasgow; PSieve; srsieve; PrimeGrid; LLR
n = 1183224 356190 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2101698 632678 digits Jan 2025 Michael Bowe; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5585
max n: 2.372.710
n = 1 5 digits
n = 7 6 digits
n = 19 10 digits
n = 433 135 digits
n = 563 174 digits
n = 2023 613 digits
n = 4831 1459 digits 1993 Jeffrey Young
n = 9739 2936 digits
n = 16823 5068 digits
n = 21323 6423 digits
n = 31537 9498 digits
n = 36931 11122 digits
n = 221383 66647 digits
n = 964471 290339 digits Aug 2012 Hanjoon Kim; PSieve; srsieve; PrimeGrid; LLR
n = 1111579 334623 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1982707 596859 digits Jul 2024 Ralf Hentrich; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5587
max n: 2.372.727
n = 2 5 digits
n = 4 5 digits
n = 6 6 digits
n = 12 8 digits
n = 18 10 digits
n = 38 16 digits
n = 192 62 digits
n = 226 72 digits
n = 228 73 digits
n = 232 74 digits
n = 418 130 digits
n = 484 150 digits
n = 1662 505 digits
n = 2098 636 digits
n = 2182 661 digits
n = 3366 1018 digits 1993 Jeffrey Young
n = 3734 1128 digits 1993 Jeffrey Young
n = 7206 2173 digits May 1996 Patrick Demichel
n = 14306 4311 digits
n = 22192 6685 digits
n = 43332 13048 digits
n = 67222 20240 digits
n = 83448 25125 digits
n = 111038 33430 digits
n = 117036 35236 digits
n = 120198 36187 digits
n = 141766 42680 digits
n = 171898 51751 digits
n = 176522 53143 digits
n = 374866 112850 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 513246 154507 digits Jun 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 727702 219064 digits Feb 2012 Tomo Koscak; PSieve; srsieve; PrimeGrid; LLR
n = 967782 291336 digits Aug 2012 Kennichi Uehara; PSieve; srsieve; PrimeGrid; LLR
n = 1336164 402230 digits Apr 2015 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1673786 503864 digits Feb 2022 Mingxuan Ni; PSieve; srsieve; PrimeGrid; LLR
n = 2134852 642659 digits Jan 2025 Brandon Wharton; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5589
max n: 2.372.840
n = 9 7 digits
n = 11 8 digits
n = 23 11 digits
n = 26 12 digits
n = 27 12 digits
n = 33 14 digits
n = 99 34 digits
n = 101 35 digits
n = 141 47 digits
n = 143 47 digits
n = 147 48 digits
n = 227 73 digits
n = 231 74 digits
n = 290 92 digits
n = 339 106 digits
n = 351 110 digits
n = 443 138 digits
n = 653 201 digits
n = 834 255 digits
n = 1347 410 digits
n = 1391 423 digits
n = 2994 906 digits
n = 4293 1297 digits 1993 Jeffrey Young
n = 5507 1662 digits
n = 6731 2030 digits
n = 7709 2325 digits
n = 25481 7675 digits
n = 34569 10411 digits
n = 64607 19453 digits
n = 65927 19850 digits
n = 102594 30888 digits
n = 172473 51924 digits
n = 189281 56984 digits
n = 243147 73199 digits
n = 346967 104452 digits Apr 2012 Bruce Dodson; PPSE; PrimeGrid
n = 393657 118507 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 483186 145458 digits Dec 2009 Brendan Gallagher; PSieve; srsieve; PrimeGrid; LLR
n = 539514 162414 digits Aug 2010 Wolfgang Straubinger; PSieve; srsieve; PrimeGrid; LLR
n = 621882 187209 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 834986 251360 digits Apr 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1347489 405639 digits Jul 2015 Sascha Beat Dinkel; PSieve; srsieve; PrimeGrid; LLR
n = 1444169 434742 digits Mar 2017 David Yost; PSieve; srsieve; PrimeGrid; LLR
n = 1461914 440084 digits Nov 2017 Gilbert Kalus; PSieve; srsieve; PrimeGrid; LLR
n = 1539899 463560 digits May 2019 Jonathan Sipes; PSieve; srsieve; PrimeGrid; LLR
k: 5591
max n: 2.373.122
n = 3 5 digits
n = 9 7 digits
n = 109 37 digits
n = 195 63 digits
n = 1005 307 digits
n = 1389 422 digits
n = 1573 478 digits
n = 2505 758 digits
n = 3331 1007 digits 1993 Jeffrey Young
n = 3715 1123 digits 1993 Jeffrey Young
n = 4915 1484 digits 1993 Jeffrey Young
n = 8635 2604 digits
n = 10779 3249 digits
n = 19555 5891 digits
n = 121753 36656 digits
n = 231531 69702 digits
n = 405099 121951 digits Aug 2012 Bart Kus; PPSE; PrimeGrid
k: 5593
max n: 2.372.841
n = 8 7 digits
n = 12 8 digits
n = 16 9 digits
n = 20 10 digits
n = 32 14 digits
n = 58 22 digits
n = 92 32 digits
n = 196 63 digits
n = 294 93 digits
n = 476 148 digits
n = 484 150 digits
n = 676 208 digits
n = 920 281 digits
n = 1036 316 digits
n = 1590 483 digits
n = 2052 622 digits
n = 2260 685 digits
n = 3040 919 digits
n = 4448 1343 digits 1993 Jeffrey Young
n = 7402 2232 digits
n = 12376 3730 digits
n = 12462 3756 digits
n = 16004 4822 digits
n = 17296 5211 digits Jul 1996 Patrick Demichel
n = 39408 11867 digits
n = 40660 12244 digits
n = 69006 20777 digits
n = 76240 22955 digits
n = 87248 26269 digits
n = 112860 33978 digits
n = 179412 54013 digits
n = 197122 59344 digits
n = 258900 77941 digits
n = 653316 196672 digits Mar 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1040268 313156 digits Jan 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1834152 552139 digits Jan 2024 Jonathan Gehrke; PPSE; PrimeGrid
n = 2244092 675543 digits Mar 2025 Michael Millerick; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3470520 1044735 digits May 2023 Ian Johns; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5595
max n: 2.372.789
n = 2 5 digits
n = 4 5 digits
n = 5 6 digits
n = 7 6 digits
n = 12 8 digits
n = 20 10 digits
n = 30 13 digits
n = 42 17 digits
n = 44 17 digits
n = 47 18 digits
n = 62 23 digits
n = 110 37 digits
n = 173 56 digits
n = 269 85 digits
n = 330 104 digits
n = 367 115 digits
n = 462 143 digits
n = 524 162 digits
n = 610 188 digits
n = 924 282 digits
n = 1013 309 digits
n = 1122 342 digits
n = 1457 443 digits
n = 1582 480 digits
n = 1703 517 digits
n = 4762 1438 digits 1993 Jeffrey Young
n = 5940 1792 digits
n = 6217 1876 digits
n = 6503 1962 digits
n = 7262 2190 digits May 1996 Patrick Demichel
n = 9240 2786 digits
n = 13434 4048 digits
n = 15420 4646 digits
n = 15472 4662 digits
n = 16494 4969 digits
n = 17870 5384 digits
n = 21204 6387 digits
n = 22234 6697 digits
n = 27097 8161 digits
n = 32389 9754 digits Apr 1999 Tadashi Taura; Proth
n = 57324 17260 digits Apr 1999 Tadashi Taura; Proth
n = 91104 27429 digits
n = 115444 34756 digits
n = 132230 39809 digits
n = 139910 42121 digits
n = 151690 45667 digits
n = 154304 46454 digits
n = 156389 47082 digits
n = 156734 47186 digits
n = 175104 52716 digits
n = 181020 54497 digits
n = 190714 57415 digits
n = 205349 61820 digits
n = 205874 61978 digits
n = 231360 69651 digits
n = 275672 82990 digits
n = 278770 83922 digits
n = 315212 94893 digits
n = 386244 116275 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 463524 139539 digits Sep 2009 Anonymous; srsieve; PrimeGrid; LLR
n = 505772 152257 digits May 2010 Jeff Thornton; PSieve; srsieve; PrimeGrid; LLR
n = 542439 163295 digits Aug 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 547440 164800 digits Sep 2010 Adam Ferralli; PSieve; srsieve; PrimeGrid; LLR
n = 593345 178619 digits Dec 2010 Brian Herbers; PSieve; srsieve; PrimeGrid; LLR
n = 724012 217954 digits Nov 2011 Michael Sherman; PSieve; srsieve; PrimeGrid; LLR
n = 925500 278608 digits Jul 2012 Arne Helfer; PSieve; srsieve; PrimeGrid; LLR
n = 977060 294129 digits Aug 2012 David Smelser; PSieve; srsieve; PrimeGrid; LLR
n = 1205852 363002 digits Dec 2013 Tarmo Ilves; PSieve; srsieve; PrimeGrid; LLR
n = 1483630 446621 digits Feb 2018 Wolfgang Schwieger; PSieve; srsieve; PrimeGrid; LLR
n = 1802312 542554 digits Jan 2024 Valter Cavecchia; PPSE; PrimeGrid
n = 1848140 556350 digits Jan 2024 Pablo Moreno; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5597
max n: 2.372.906
n = 3 5 digits
n = 47 18 digits
n = 63 23 digits
n = 407 127 digits
n = 455 141 digits
n = 9363 2823 digits
n = 21815 6571 digits
n = 125603 37815 digits
n = 131735 39660 digits
n = 184715 55609 digits
n = 924215 278221 digits Jun 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1853075 557835 digits Jan 2024 Detlef Lexut; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5599
max n: 2.372.869
n = 2 5 digits
n = 50 19 digits
n = 518 160 digits
n = 3614 1092 digits 1993 Jeffrey Young
n = 5918 1786 digits
n = 10526 3173 digits
n = 85118 25627 digits
n = 966242 290872 digits Aug 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
k: 5601
max n: 2.373.038
n = 3 5 digits
n = 5 6 digits
n = 7 6 digits
n = 19 10 digits
n = 29 13 digits
n = 48 19 digits
n = 61 23 digits
n = 101 35 digits
n = 112 38 digits
n = 117 39 digits
n = 252 80 digits
n = 315 99 digits
n = 365 114 digits
n = 500 155 digits
n = 588 181 digits
n = 735 226 digits
n = 869 266 digits
n = 967 295 digits
n = 968 296 digits
n = 997 304 digits
n = 1147 350 digits
n = 1192 363 digits
n = 1309 398 digits
n = 1388 422 digits
n = 1669 507 digits
n = 1839 558 digits
n = 2023 613 digits
n = 2323 704 digits
n = 2413 731 digits
n = 3100 937 digits
n = 4400 1329 digits 1993 Jeffrey Young
n = 4532 1369 digits 1993 Jeffrey Young
n = 5235 1580 digits
n = 8232 2482 digits
n = 15027 4528 digits Nov 1997 Henri Lifchitz; Proth
n = 20880 6290 digits
n = 37620 11329 digits
n = 50260 15134 digits
n = 88021 26501 digits
n = 91957 27686 digits
n = 108892 32784 digits
n = 181539 54653 digits
n = 186000 55996 digits
n = 199843 60163 digits
n = 210965 63511 digits
n = 260320 78368 digits
n = 549499 165420 digits Sep 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1087020 327230 digits Apr 2013 Matt Jurach; PSieve; srsieve; PrimeGrid; LLR
n = 3437259 1034722 digits Nov 2022 Mariusz Ługowski; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5603
max n: 2.373.008
n = 21 11 digits
n = 29 13 digits
n = 509 157 digits
n = 549 170 digits
n = 585 180 digits
n = 885 271 digits
n = 1245 379 digits
n = 5585 1686 digits
n = 11549 3481 digits
n = 23889 7196 digits
n = 211065 63541 digits
k: 5605
max n: 2.372.831
n = 4 5 digits
n = 12 8 digits
n = 22 11 digits
n = 30 13 digits
n = 48 19 digits
n = 58 22 digits
n = 72 26 digits
n = 94 33 digits
n = 124 42 digits
n = 234 75 digits
n = 282 89 digits
n = 330 104 digits
n = 480 149 digits
n = 870 266 digits
n = 1134 346 digits
n = 1630 495 digits
n = 1834 556 digits
n = 2224 674 digits
n = 2778 841 digits
n = 2808 850 digits
n = 3844 1161 digits 1993 Jeffrey Young
n = 4642 1402 digits 1993 Jeffrey Young
n = 6778 2045 digits Mar 1996 Patrick Demichel
n = 6822 2058 digits Mar 1996 Patrick Demichel
n = 8982 2708 digits
n = 10180 3069 digits
n = 10810 3258 digits
n = 24304 7320 digits
n = 43078 12972 digits
n = 72454 21815 digits
n = 113592 34199 digits
n = 219270 66011 digits
n = 225154 67782 digits
n = 244422 73583 digits
n = 775198 233362 digits Feb 2012 Rene Schick; PSieve; srsieve; PrimeGrid; LLR
n = 1322868 398227 digits Mar 2015 Michael Krooß; PSieve; srsieve; PrimeGrid; LLR
n = 1501702 452062 digits Sep 2018 Matt Jurach; PSieve; srsieve; PrimeGrid; LLR
k: 5607
max n: 2.372.783
n = 7 6 digits
n = 10 7 digits
n = 14 8 digits
n = 24 11 digits
n = 36 15 digits
n = 91 32 digits
n = 119 40 digits
n = 127 42 digits
n = 156 51 digits
n = 191 62 digits
n = 195 63 digits
n = 216 69 digits
n = 236 75 digits
n = 336 105 digits
n = 590 182 digits
n = 619 191 digits
n = 716 220 digits
n = 754 231 digits
n = 1090 332 digits
n = 1334 406 digits
n = 1599 486 digits
n = 2275 689 digits
n = 3116 942 digits
n = 3144 951 digits
n = 5527 1668 digits
n = 6455 1947 digits
n = 7615 2297 digits May 1996 Patrick Demichel
n = 8095 2441 digits
n = 10115 3049 digits
n = 13547 4082 digits
n = 15284 4605 digits
n = 15756 4747 digits
n = 32547 9802 digits
n = 43655 13146 digits
n = 51766 15587 digits
n = 56835 17113 digits
n = 57079 17187 digits
n = 64500 19421 digits
n = 78666 23685 digits
n = 98436 29636 digits
n = 100031 30117 digits
n = 136067 40964 digits
n = 281570 84765 digits
n = 326826 98389 digits
n = 332627 100135 digits Apr 2012 Senji Yamashita; PPSE; PrimeGrid
n = 357035 107482 digits May 2012 David Yost; PPSE; PrimeGrid
n = 521615 157026 digits Jul 2010 Stephan Kirsten; PSieve; srsieve; PrimeGrid; LLR
n = 545254 164142 digits Aug 2010 Jochen Beck; PSieve; srsieve; PrimeGrid; LLR
n = 586495 176557 digits Dec 2010 Adam Ferralli; PSieve; srsieve; PrimeGrid; LLR
n = 646656 194667 digits Feb 2011 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 701876 211290 digits Sep 2011 Rick Reynolds; PSieve; srsieve; PrimeGrid; LLR
n = 720356 216853 digits Nov 2011 Arif Mert Kapicioglu; PSieve; srsieve; PrimeGrid; LLR
n = 1066079 320926 digits Apr 2013 Cosimo Rocco Schiavo; PSieve; srsieve; PrimeGrid; LLR
n = 1376255 414298 digits Jan 2016 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1395346 420045 digits Feb 2016 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 1808219 544332 digits Jan 2024 Dieter Stoll; PPSE; PrimeGrid
n = 1916816 577023 digits Feb 2024 Arnaud Jacques; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2325759 700127 digits Nov 2025 Emil Hristoskov; PPSE; PrimeGrid
k: 5609
max n: 2.371.760
n = 11 8 digits
n = 21 11 digits
n = 75 27 digits
n = 155 51 digits
n = 235 75 digits
n = 307 97 digits
n = 363 114 digits
n = 393 123 digits
n = 555 171 digits
n = 825 253 digits
n = 1335 406 digits
n = 1703 517 digits
n = 1971 598 digits
n = 2843 860 digits
n = 2847 861 digits
n = 3267 988 digits
n = 3467 1048 digits 1993 Jeffrey Young
n = 3821 1154 digits 1993 Jeffrey Young
n = 7743 2335 digits May 1996 Patrick Demichel
n = 7913 2386 digits
n = 9941 2997 digits
n = 26285 7917 digits
n = 36261 10920 digits
n = 40721 12262 digits
n = 45243 13624 digits
n = 48827 14703 digits
n = 65967 19862 digits
n = 85247 25666 digits
n = 89331 26896 digits
n = 103713 31225 digits
n = 121427 36557 digits
n = 277241 83462 digits
n = 690455 207852 digits Sep 2011 Václav Vinklát; PSieve; srsieve; PrimeGrid; LLR
n = 772265 232479 digits Feb 2012 Rami Hansen; PSieve; srsieve; PrimeGrid; LLR
n = 891647 268417 digits Jun 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1144323 344480 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1226531 369227 digits Jan 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1282695 386134 digits Jun 2014 Stefan Ruch; PSieve; srsieve; PrimeGrid; LLR
n = 1811123 545207 digits Jan 2024 Michael Rauh; PPSE; PrimeGrid
k: 5611
max n: 2.372.415
n = 8 7 digits
n = 16 9 digits
n = 24 11 digits
n = 40 16 digits
n = 184 60 digits
n = 224 72 digits
n = 584 180 digits
n = 768 235 digits
n = 8704 2624 digits
n = 20272 6107 digits
n = 94176 28354 digits
n = 173608 52265 digits
n = 1519104 457300 digits Feb 2019 Alain Dumange; PSieve; srsieve; PrimeGrid; LLR
k: 5613
max n: 2.372.913
n = 2 5 digits
n = 4 5 digits
n = 13 8 digits
n = 40 16 digits
n = 49 19 digits
n = 70 25 digits
n = 136 45 digits
n = 221 71 digits
n = 229 73 digits
n = 280 89 digits
n = 328 103 digits
n = 389 121 digits
n = 413 129 digits
n = 470 146 digits
n = 676 208 digits
n = 854 261 digits
n = 5825 1758 digits
n = 7861 2371 digits
n = 9496 2863 digits
n = 11026 3323 digits
n = 16622 5008 digits
n = 17234 5192 digits Jul 1996 Patrick Demichel
n = 19408 5847 digits
n = 21286 6412 digits Oct 1996 Patrick Demichel
n = 22973 6920 digits
n = 26842 8084 digits
n = 48121 14490 digits
n = 121553 36595 digits
n = 167626 50465 digits
n = 399112 120149 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 436192 131311 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 484081 145727 digits Jan 2010 Vobbert Becking; PSieve; srsieve; PrimeGrid; LLR
n = 700249 210800 digits Jan 2010 Brian Carpenter; PSieve; srsieve; PrimeGrid; LLR
n = 861709 259405 digits May 2012 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 954301 287277 digits Jul 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1316653 396356 digits Feb 2015 John P. Myers; PSieve; srsieve; PrimeGrid; LLR
n = 1367585 411688 digits Nov 2015 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
k: 5615
max n: 2.373.044
n = 9 7 digits
n = 17 9 digits
n = 29 13 digits
n = 63 23 digits
n = 169 55 digits
n = 197 64 digits
n = 385 120 digits
n = 427 133 digits
n = 1229 374 digits
n = 1277 389 digits
n = 2767 837 digits
n = 3537 1069 digits 1993 Jeffrey Young
n = 4229 1277 digits 1993 Jeffrey Young
n = 4785 1445 digits 1993 Jeffrey Young
n = 5193 1567 digits
n = 7097 2141 digits
n = 9069 2734 digits
n = 9209 2776 digits
n = 9629 2903 digits
n = 36467 10982 digits
n = 40515 12200 digits
n = 45975 13844 digits
n = 52413 15782 digits
n = 64857 19528 digits
n = 78865 23745 digits
n = 98383 29620 digits
n = 127369 38346 digits
n = 487537 146768 digits Feb 2010 Kevin Thomson; PSieve; srsieve; PrimeGrid; LLR
n = 524973 158037 digits Jul 2010 Daishin Ueyama; PSieve; srsieve; PrimeGrid; LLR
n = 1899665 571860 digits Feb 2024 Mike Doneske; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2021283 608471 digits Dec 2024 Jonathan Gehrke; PPSE; PrimeGrid
n = 2070353 623243 digits Jan 2025 Dr. James Scott Brown; PPSE; PrimeGrid
n = 3472377 1045294 digits Jun 2023 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5617
max n: 2.373.035
n = 2 5 digits
n = 14 8 digits
n = 26 12 digits
n = 32 14 digits
n = 116 39 digits
n = 216 69 digits
n = 362 113 digits
n = 590 182 digits
n = 11564 3485 digits
n = 15572 4692 digits
n = 24422 7356 digits Jul 1998 Baptiste Heyman; Proth
n = 60650 18262 digits
n = 67682 20379 digits
n = 69554 20942 digits
n = 80852 24343 digits
n = 151562 45629 digits
n = 537314 161752 digits Jul 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 1018346 306557 digits Oct 2012 Krzysztof Siemieńczuk; PSieve; srsieve; PrimeGrid; LLR
n = 1018442 306586 digits Oct 2012 Tom Pepper; PSieve; srsieve; PrimeGrid; LLR
n = 1389516 418290 digits Feb 2016 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
k: 5619
max n: 2.372.864
n = 1 5 digits
n = 3 5 digits
n = 25 12 digits
n = 30 13 digits
n = 31 14 digits
n = 63 23 digits
n = 81 29 digits
n = 111 38 digits
n = 195 63 digits
n = 201 65 digits
n = 270 86 digits
n = 355 111 digits
n = 730 224 digits
n = 801 245 digits
n = 817 250 digits
n = 1134 346 digits
n = 1207 368 digits
n = 3310 1001 digits 1993 Jeffrey Young
n = 3438 1039 digits 1993 Jeffrey Young
n = 3723 1125 digits 1993 Jeffrey Young
n = 4447 1343 digits 1993 Jeffrey Young
n = 4503 1360 digits 1993 Jeffrey Young
n = 12130 3656 digits
n = 15250 4595 digits
n = 17302 5213 digits Jul 1996 Patrick Demichel
n = 18823 5671 digits
n = 19263 5803 digits
n = 21211 6389 digits
n = 43870 13210 digits
n = 50374 15168 digits
n = 56806 17105 digits
n = 61986 18664 digits
n = 76014 22887 digits
n = 76255 22959 digits
n = 85431 25722 digits
n = 218242 65702 digits
n = 247971 74651 digits
n = 307503 92572 digits
n = 327043 98454 digits
n = 514641 154927 digits Jun 2010 Donald Hatland; PSieve; srsieve; PrimeGrid; LLR
n = 518227 156006 digits Jun 2010 Ralf Recker; PSieve; srsieve; PrimeGrid; LLR
n = 617875 186003 digits Jan 2011 Eric Larson; PSieve; srsieve; PrimeGrid; LLR
n = 1291818 388880 digits Sep 2014 Garrett Seymour; PSieve; srsieve; PrimeGrid; LLR
n = 1383481 416474 digits Feb 2016 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1491762 449069 digits May 2018 Zhaoyi Sun; PSieve; srsieve; PrimeGrid; LLR
k: 5621
max n: 2.372.748
n = 1 5 digits
n = 15 9 digits
n = 39 16 digits
n = 53 20 digits
n = 73 26 digits
n = 85 30 digits
n = 125 42 digits
n = 135 45 digits
n = 151 50 digits
n = 335 105 digits
n = 341 107 digits
n = 361 113 digits
n = 377 118 digits
n = 487 151 digits
n = 499 154 digits
n = 661 203 digits
n = 763 234 digits
n = 1271 387 digits
n = 1323 403 digits
n = 1325 403 digits
n = 1397 425 digits
n = 2077 629 digits
n = 2127 645 digits
n = 3451 1043 digits 1993 Jeffrey Young
n = 4315 1303 digits 1993 Jeffrey Young
n = 4483 1354 digits 1993 Jeffrey Young
n = 4903 1480 digits 1993 Jeffrey Young
n = 9375 2826 digits
n = 10575 3188 digits
n = 12791 3855 digits
n = 15707 4733 digits
n = 19057 5741 digits
n = 26885 8097 digits
n = 27947 8417 digits
n = 30663 9235 digits
n = 32849 9893 digits
n = 33517 10094 digits
n = 57293 17251 digits
n = 67619 20360 digits
n = 67789 20411 digits
n = 77419 23310 digits
n = 102877 30973 digits
n = 107417 32340 digits
n = 120553 36294 digits
n = 183059 55110 digits
n = 454457 136809 digits May 2009 Catherine Chaton; srsieve; PrimeGrid; LLR
n = 524509 157897 digits Jul 2010 Lucas Brown; PSieve; srsieve; PrimeGrid; LLR
n = 594263 178895 digits Dec 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 820573 247021 digits Apr 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 946783 285014 digits Jul 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
k: 5623
max n: 2.372.785
n = 20 10 digits
n = 42 17 digits
n = 128 43 digits
n = 130 43 digits
n = 280 89 digits
n = 616 190 digits
n = 640 197 digits
n = 3810 1151 digits 1993 Jeffrey Young
n = 4762 1438 digits 1993 Jeffrey Young
n = 5396 1629 digits
n = 7368 2222 digits May 1996 Patrick Demichel
n = 8500 2563 digits
n = 41732 12567 digits
n = 57282 17248 digits
n = 138266 41626 digits
n = 143538 43213 digits
n = 164730 49593 digits
n = 171200 51541 digits
n = 460860 138737 digits Jul 2009 Alan J Hidy; srsieve; PrimeGrid; LLR
n = 573740 172717 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1193892 359402 digits Oct 2013 Philip Englehard; PSieve; srsieve; PrimeGrid; LLR
n = 1665308 501312 digits Feb 2022 Roman Krompolc; PSieve; srsieve; PrimeGrid; LLR
k: 5625
max n: 2.372.784
n = 1 5 digits
n = 2 5 digits
n = 4 5 digits
n = 5 6 digits
n = 14 8 digits
n = 19 10 digits
n = 20 10 digits
n = 24 11 digits
n = 36 15 digits
n = 42 17 digits
n = 51 20 digits
n = 52 20 digits
n = 66 24 digits
n = 69 25 digits
n = 88 31 digits
n = 128 43 digits
n = 152 50 digits
n = 161 53 digits
n = 172 56 digits
n = 232 74 digits
n = 312 98 digits
n = 348 109 digits
n = 362 113 digits
n = 444 138 digits
n = 508 157 digits
n = 534 165 digits
n = 552 170 digits
n = 625 192 digits
n = 845 259 digits
n = 1808 549 digits
n = 2121 643 digits
n = 3398 1027 digits 1993 Jeffrey Young
n = 3485 1053 digits 1993 Jeffrey Young
n = 3828 1157 digits 1993 Jeffrey Young
n = 4915 1484 digits 1993 Jeffrey Young
n = 6617 1996 digits
n = 7194 2170 digits May 1996 Patrick Demichel
n = 9005 2715 digits
n = 10211 3078 digits
n = 10541 3177 digits
n = 10742 3238 digits
n = 11678 3520 digits
n = 12342 3720 digits
n = 12875 3880 digits
n = 21500 6476 digits
n = 24457 7367 digits Nov 1998 Baptiste Heyman; Proth
n = 29329 8833 digits
n = 30691 9243 digits
n = 35142 10583 digits
n = 40165 12095 digits
n = 40336 12147 digits
n = 42737 12869 digits
n = 48685 14660 digits
n = 50405 15178 digits
n = 62225 18736 digits
n = 95502 28753 digits
n = 100235 30178 digits
n = 117858 35483 digits
n = 136996 41244 digits
n = 172650 51977 digits
n = 176076 53008 digits
n = 186664 56196 digits
n = 207534 62478 digits
n = 228630 68829 digits
n = 237571 71520 digits
n = 247691 74567 digits
n = 371478 111830 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 887297 267107 digits May 2012 Heinz Ming; PSieve; srsieve; PrimeGrid; LLR
n = 2146745 646239 digits Jan 2025 Greg McDevitt; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5627
max n: 2.373.174
n = 7 6 digits
n = 43 17 digits
n = 55 21 digits
n = 2275 689 digits
n = 4747 1433 digits 1993 Jeffrey Young
n = 5059 1527 digits
n = 6523 1968 digits
n = 10519 3171 digits
n = 16279 4905 digits
n = 45799 13791 digits
n = 58855 17721 digits
n = 129499 38987 digits
n = 185551 55861 digits
n = 1258483 378845 digits Apr 2014 Jeffrey Bartlett; PSieve; srsieve; PrimeGrid; LLR
k: 5629
max n: 2.373.398
n = 6 6 digits
n = 10 7 digits
n = 226 72 digits
n = 1738 527 digits
n = 1974 598 digits
n = 3034 918 digits
n = 6286 1897 digits
n = 7926 2390 digits
n = 9446 2848 digits
n = 129886 39104 digits
n = 213678 64328 digits
n = 258994 77969 digits
n = 527438 158779 digits Jul 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 846118 254711 digits Apr 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 5631
max n: 2.372.638
n = 47 18 digits
n = 51 20 digits
n = 59 22 digits
n = 68 25 digits
n = 191 62 digits
n = 227 73 digits
n = 308 97 digits
n = 632 195 digits
n = 728 223 digits
n = 1127 344 digits
n = 1751 531 digits
n = 3575 1080 digits 1993 Jeffrey Young
n = 3743 1131 digits 1993 Jeffrey Young
n = 7043 2124 digits
n = 8289 2499 digits
n = 21332 6426 digits Oct 1996 Patrick Demichel
n = 30903 9307 digits
n = 36648 11036 digits
n = 40443 12179 digits
n = 51107 15389 digits
n = 56544 17026 digits
n = 67443 20307 digits
n = 69707 20988 digits
n = 85911 25866 digits
n = 95267 28682 digits
n = 99015 29811 digits
n = 115319 34719 digits
n = 130823 39386 digits
n = 148515 44712 digits
n = 155367 46774 digits
n = 167591 50454 digits
n = 286172 86151 digits
n = 581123 174940 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 955092 287516 digits Jul 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1022472 307799 digits Oct 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1405664 423151 digits May 2016 Hiroshi Yoshida; PSieve; srsieve; PrimeGrid; LLR
k: 5633
max n: 2.373.453
n = 13 8 digits
n = 33 14 digits
n = 141 47 digits
n = 6253 1887 digits
n = 19257 5801 digits
n = 60753 18293 digits
n = 1548573 466171 digits Oct 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1665853 501476 digits Feb 2022 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
k: 5635
max n: 2.372.691
n = 2 5 digits
n = 26 12 digits
n = 38 16 digits
n = 56 21 digits
n = 84 30 digits
n = 92 32 digits
n = 110 37 digits
n = 112 38 digits
n = 308 97 digits
n = 1262 384 digits
n = 1738 527 digits
n = 2798 847 digits
n = 3152 953 digits
n = 3236 978 digits
n = 3330 1007 digits 1993 Jeffrey Young
n = 4502 1359 digits 1993 Jeffrey Young
n = 6010 1813 digits
n = 8156 2459 digits
n = 8564 2582 digits May 1996 Patrick Demichel
n = 10958 3303 digits
n = 12316 3712 digits
n = 25868 7791 digits
n = 43640 13141 digits
n = 61560 18536 digits
n = 66148 19917 digits
n = 79616 23971 digits
n = 82924 24967 digits
n = 85120 25628 digits
n = 95302 28693 digits
n = 95958 28890 digits
n = 96208 28966 digits
n = 283586 85372 digits
n = 558176 168032 digits Oct 2010 Steven F. Bohl; PSieve; srsieve; PrimeGrid; LLR
n = 729158 219503 digits Feb 2012 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 764990 230289 digits Mar 2012 Anonymous; PSieve; srsieve; PrimeGrid; LLR
n = 1014358 305356 digits Oct 2012 Tom Pepper; PSieve; srsieve; PrimeGrid; LLR
n = 1081206 325480 digits Apr 2013 Gary Craig; PSieve; srsieve; PrimeGrid; LLR
n = 1148038 345598 digits Aug 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1208966 363939 digits Dec 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1274526 383675 digits May 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1317652 396657 digits Feb 2015 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
k: 5637
max n: 2.372.782
n = 2 5 digits
n = 6 6 digits
n = 8 7 digits
n = 10 7 digits
n = 12 8 digits
n = 16 9 digits
n = 20 10 digits
n = 32 14 digits
n = 34 14 digits
n = 44 17 digits
n = 48 19 digits
n = 66 24 digits
n = 67 24 digits
n = 78 28 digits
n = 80 28 digits
n = 122 41 digits
n = 127 42 digits
n = 150 49 digits
n = 154 51 digits
n = 242 77 digits
n = 247 79 digits
n = 415 129 digits
n = 426 132 digits
n = 440 137 digits
n = 590 182 digits
n = 608 187 digits
n = 690 212 digits
n = 1003 306 digits
n = 1542 468 digits
n = 1556 473 digits
n = 1686 512 digits
n = 2114 641 digits
n = 2324 704 digits
n = 2508 759 digits
n = 2934 887 digits
n = 3672 1110 digits 1993 Jeffrey Young
n = 5827 1758 digits
n = 8254 2489 digits
n = 8875 2676 digits
n = 9726 2932 digits
n = 12383 3732 digits
n = 12598 3797 digits
n = 13210 3981 digits
n = 19154 5770 digits
n = 25883 7796 digits
n = 41078 12370 digits
n = 50652 15252 digits
n = 60084 18091 digits Mar 1999 Tadashi Taura; Proth
n = 78264 23564 digits
n = 80167 24137 digits
n = 108332 32615 digits
n = 128754 38763 digits
n = 142974 43044 digits
n = 201608 60694 digits
n = 204506 61567 digits
n = 268944 80964 digits
n = 619038 186353 digits Jan 2011 Takaharu Yamamura; PSieve; srsieve; PrimeGrid; LLR
n = 723456 217786 digits Nov 2011 Dan Hinz; PSieve; srsieve; PrimeGrid; LLR
n = 950459 286121 digits Jul 2012 Leo Janda; PSieve; srsieve; PrimeGrid; LLR
n = 1341340 403788 digits Jun 2015 Robert Fiedler; PSieve; srsieve; PrimeGrid; LLR
n = 1994488 600405 digits Sep 2024 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2134112 642436 digits Jan 2025 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5639
max n: 2.372.632
n = 1 5 digits
n = 7 6 digits
n = 19 10 digits
n = 25 12 digits
n = 27 12 digits
n = 39 16 digits
n = 57 21 digits
n = 61 23 digits
n = 63 23 digits
n = 85 30 digits
n = 91 32 digits
n = 93 32 digits
n = 107 36 digits
n = 111 38 digits
n = 133 44 digits
n = 153 50 digits
n = 179 58 digits
n = 259 82 digits
n = 267 85 digits
n = 271 86 digits
n = 289 91 digits
n = 409 127 digits
n = 643 198 digits
n = 829 254 digits
n = 865 265 digits
n = 1021 312 digits
n = 1063 324 digits
n = 1141 348 digits
n = 1519 462 digits
n = 3159 955 digits
n = 3613 1092 digits 1993 Jeffrey Young
n = 7573 2284 digits May 1996 Patrick Demichel
n = 9933 2994 digits
n = 13305 4009 digits
n = 16753 5047 digits
n = 35059 10558 digits
n = 51519 15513 digits
n = 72229 21747 digits
n = 74241 22353 digits
n = 75747 22806 digits
n = 83155 25036 digits
n = 88351 26601 digits
n = 111695 33628 digits
n = 193875 58366 digits
n = 229571 69112 digits
n = 304755 91745 digits
n = 479163 144247 digits Oct 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 678187 204159 digits Aug 2011 Robert Long; PSieve; srsieve; PrimeGrid; LLR
n = 1294383 389652 digits Sep 2014 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1966563 591999 digits May 2024 Jan Kožíšek; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2011533 605536 digits Nov 2024 John Morriss; PPSE; PrimeGrid
k: 5641
max n: 2.373.375
n = 28 13 digits
n = 1364 415 digits
n = 2032 616 digits
n = 3508 1060 digits 1993 Jeffrey Young
n = 120724 36346 digits
n = 869512 261753 digits May 2012 D Parker; PSieve; srsieve; PrimeGrid; LLR
n = 895028 269435 digits Jun 2012 Paul Lantinga; PSieve; srsieve; PrimeGrid; LLR
n = 1142504 343932 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 5643
max n: 2.372.995
n = 1 5 digits
n = 2 5 digits
n = 4 5 digits
n = 9 7 digits
n = 10 7 digits
n = 13 8 digits
n = 22 11 digits
n = 28 13 digits
n = 29 13 digits
n = 38 16 digits
n = 50 19 digits
n = 68 25 digits
n = 73 26 digits
n = 108 37 digits
n = 149 49 digits
n = 165 54 digits
n = 188 61 digits
n = 196 63 digits
n = 220 70 digits
n = 276 87 digits
n = 284 90 digits
n = 397 124 digits
n = 562 173 digits
n = 757 232 digits
n = 806 247 digits
n = 857 262 digits
n = 1124 343 digits
n = 1238 377 digits
n = 1853 562 digits
n = 2113 640 digits
n = 2620 793 digits
n = 2662 806 digits
n = 3433 1038 digits 1993 Jeffrey Young
n = 4084 1234 digits 1993 Jeffrey Young
n = 4617 1394 digits 1993 Jeffrey Young
n = 10529 3174 digits
n = 11225 3383 digits May 1996 Patrick Demichel
n = 32329 9736 digits
n = 39217 11810 digits
n = 53645 16153 digits
n = 58341 17567 digits
n = 82365 24799 digits
n = 84333 25391 digits
n = 88133 26535 digits
n = 92124 27736 digits
n = 94724 28519 digits
n = 143566 43222 digits
n = 155380 46778 digits
n = 275868 83049 digits
n = 339865 102314 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 371341 111789 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 419701 126347 digits Oct 2012 PPSE; PrimeGrid
n = 446052 134279 digits Jan 2013 Ulrich Fries; PPSE; PrimeGrid
n = 674397 203018 digits Jul 2011 Axel Pfeiffer; PSieve; srsieve; PrimeGrid; LLR
n = 731396 220176 digits Feb 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 939649 282867 digits Jul 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1039754 313001 digits Jan 2013 Takeshi Nakamura; PSieve; srsieve; PrimeGrid; LLR
n = 1141393 343598 digits Aug 2013 Larry Kravtsov; PSieve; srsieve; PrimeGrid; LLR
n = 1232518 371029 digits Jan 2014 Stefan Wakolbinger; PSieve; srsieve; PrimeGrid; LLR
n = 1342629 404176 digits Jun 2015 Philippe Jaillet; PSieve; srsieve; PrimeGrid; LLR
n = 1465238 441085 digits Jan 2018 Adam Flora; PSieve; srsieve; PrimeGrid; LLR
n = 1569661 472519 digits Feb 2020 Erik Veit; PSieve; srsieve; PrimeGrid; LLR
n = 2105237 633744 digits Jan 2025 Rytis Slatkevicius; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5645
max n: 2.373.034
n = 3 5 digits
n = 11 8 digits
n = 17 9 digits
n = 119 40 digits
n = 141 47 digits
n = 227 73 digits
n = 503 156 digits
n = 875 268 digits
n = 1241 378 digits
n = 1815 551 digits
n = 4977 1502 digits 1993 Jeffrey Young
n = 6927 2089 digits Mar 1996 Patrick Demichel
n = 8751 2639 digits
n = 11099 3345 digits
n = 11423 3443 digits
n = 12903 3888 digits
n = 17271 5203 digits
n = 31515 9491 digits
n = 53927 16238 digits
n = 60531 18226 digits
n = 69639 20968 digits
n = 73463 22119 digits
n = 75377 22695 digits
n = 120939 36411 digits
n = 122585 36906 digits
n = 245213 73821 digits
n = 257117 77404 digits
n = 392741 118231 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 1360655 409602 digits Oct 2015 Yuki Ito; PSieve; srsieve; PrimeGrid; LLR
n = 1421463 427907 digits Sep 2016 Romain Soupault; PSieve; srsieve; PrimeGrid; LLR
n = 1449671 436399 digits May 2017 Wolfram Glatte; PSieve; srsieve; PrimeGrid; LLR
k: 5647
max n: 2.372.637
n = 4 5 digits
n = 6 6 digits
n = 10 7 digits
n = 12 8 digits
n = 28 13 digits
n = 34 14 digits
n = 36 15 digits
n = 42 17 digits
n = 52 20 digits
n = 82 29 digits
n = 90 31 digits
n = 172 56 digits
n = 276 87 digits
n = 502 155 digits
n = 504 156 digits
n = 588 181 digits
n = 1074 328 digits
n = 1276 388 digits
n = 1732 526 digits
n = 1876 569 digits
n = 7702 2323 digits May 1996 Patrick Demichel
n = 13408 4040 digits
n = 16278 4904 digits
n = 16296 4910 digits
n = 30940 9318 digits
n = 38220 11510 digits
n = 42316 12743 digits
n = 43978 13243 digits
n = 61042 18380 digits
n = 72102 21709 digits
n = 79938 24068 digits
n = 86358 26001 digits
n = 113952 34307 digits
n = 128352 38642 digits
n = 619104 186373 digits Jan 2011 Rene Schick; PSieve; srsieve; PrimeGrid; LLR
n = 901888 271500 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1008136 303483 digits Oct 2012 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1283778 386460 digits Jul 2014 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1973616 594122 digits Jun 2024 Kelvin Lo; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5649
max n: 2.372.882
n = 1 5 digits
n = 9 7 digits
n = 10 7 digits
n = 11 8 digits
n = 18 10 digits
n = 21 11 digits
n = 23 11 digits
n = 27 12 digits
n = 30 13 digits
n = 33 14 digits
n = 58 22 digits
n = 71 26 digits
n = 158 52 digits
n = 177 58 digits
n = 338 106 digits
n = 359 112 digits
n = 430 134 digits
n = 434 135 digits
n = 449 139 digits
n = 478 148 digits
n = 917 280 digits
n = 938 287 digits
n = 1097 334 digits
n = 2042 619 digits
n = 3333 1008 digits 1993 Jeffrey Young
n = 3921 1185 digits 1993 Jeffrey Young
n = 6062 1829 digits
n = 7323 2209 digits May 1996 Patrick Demichel
n = 12759 3845 digits
n = 18437 5554 digits
n = 18518 5579 digits
n = 20277 6108 digits
n = 39293 11833 digits
n = 39337 11846 digits
n = 51518 15513 digits
n = 129653 39034 digits
n = 271859 81842 digits
n = 315279 94913 digits
n = 588371 177122 digits Dec 2010 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 595422 179244 digits Dec 2010 James Winskill; PSieve; srsieve; PrimeGrid; LLR
n = 925217 278522 digits Jun 2012 Steffen Gröger; PSieve; srsieve; PrimeGrid; LLR
n = 1211209 364614 digits Dec 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1225083 368791 digits Jan 2014 Elouan De Luca; PSieve; srsieve; PrimeGrid; LLR
n = 1527239 459749 digits Feb 2019 Matt Jurach; PSieve; srsieve; PrimeGrid; LLR
k: 5651
max n: 2.372.122
n = 9 7 digits
n = 25 12 digits
n = 31 14 digits
n = 37 15 digits
n = 49 19 digits
n = 63 23 digits
n = 77 27 digits
n = 79 28 digits
n = 181 59 digits
n = 235 75 digits
n = 429 133 digits
n = 531 164 digits
n = 555 171 digits
n = 579 179 digits
n = 1425 433 digits
n = 2937 888 digits
n = 3211 971 digits
n = 4179 1262 digits 1993 Jeffrey Young
n = 4571 1380 digits 1993 Jeffrey Young
n = 4781 1443 digits 1993 Jeffrey Young
n = 10073 3037 digits
n = 13027 3926 digits
n = 16001 4821 digits Aug 1997 Andy Penrose; Proth
n = 24643 7423 digits
n = 25109 7563 digits
n = 27233 8202 digits
n = 34969 10531 digits
n = 49459 14893 digits
n = 65467 19712 digits
n = 76943 23166 digits
n = 107309 32307 digits
n = 123407 37153 digits
n = 131445 39573 digits
n = 167437 50408 digits
n = 330635 99535 digits
n = 422821 127286 digits Nov 2012 Bart Kus; PPSE; PrimeGrid
n = 490427 147637 digits Mar 2010 Eric Ueda; PSieve; srsieve; PrimeGrid; LLR
n = 670705 201907 digits Jun 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 680913 204979 digits Aug 2011 Ray Miller; PSieve; srsieve; PrimeGrid; LLR
n = 794727 239241 digits Mar 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 823485 247898 digits Apr 2012 David Steel; PSieve; srsieve; PrimeGrid; LLR
n = 2031581 611571 digits Dec 2024 Don Birzer; PPSE; PrimeGrid
n = 2153401 648243 digits Feb 2025 Ed Goforth; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5653
max n: 2.372.933
n = 2 5 digits
n = 6 6 digits
n = 8 7 digits
n = 12 8 digits
n = 44 17 digits
n = 88 31 digits
n = 126 42 digits
n = 138 46 digits
n = 164 54 digits
n = 174 57 digits
n = 202 65 digits
n = 1506 458 digits
n = 1544 469 digits
n = 4274 1291 digits 1993 Jeffrey Young
n = 6282 1895 digits
n = 13606 4100 digits
n = 21208 6388 digits
n = 31704 9548 digits
n = 74172 22332 digits
n = 78172 23536 digits
n = 128412 38660 digits
n = 152844 46015 digits
n = 168524 50735 digits
n = 177172 53338 digits
n = 181492 54639 digits
n = 192722 58019 digits
n = 241628 72742 digits
n = 441594 132937 digits Dec 2012 Ronny Willig; PPSE; PrimeGrid
n = 805002 242334 digits Mar 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1259954 379288 digits Apr 2014 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1703094 512687 digits Jul 2022 Ryan Propper; PPSE; PrimeGrid
n = 1751564 527278 digits Jun 2023 Kevin Wyn; PPSE; PrimeGrid
n = 2043192 615066 digits Jan 2025 Jan Kožíšek; PPSE; PrimeGrid
n = 2308966 695072 digits Sep 2025 Matthew Hilbrink; PPSE; PrimeGrid
k: 5655
max n: 2.372.010
n = 1 5 digits
n = 2 5 digits
n = 4 5 digits
n = 11 8 digits
n = 13 8 digits
n = 19 10 digits
n = 20 10 digits
n = 32 14 digits
n = 37 15 digits
n = 44 17 digits
n = 59 22 digits
n = 61 23 digits
n = 62 23 digits
n = 77 27 digits
n = 82 29 digits
n = 122 41 digits
n = 163 53 digits
n = 169 55 digits
n = 203 65 digits
n = 214 69 digits
n = 230 73 digits
n = 251 80 digits
n = 446 139 digits
n = 643 198 digits
n = 914 279 digits
n = 1132 345 digits
n = 1430 435 digits
n = 1552 471 digits
n = 1943 589 digits
n = 2563 776 digits
n = 2629 796 digits
n = 2848 862 digits
n = 4510 1362 digits 1993 Jeffrey Young
n = 4561 1377 digits 1993 Jeffrey Young
n = 6958 2099 digits Mar 1996 Patrick Demichel
n = 7129 2150 digits May 1996 Patrick Demichel
n = 8350 2518 digits
n = 12493 3765 digits
n = 12638 3809 digits
n = 12821 3864 digits
n = 12974 3910 digits
n = 13403 4039 digits
n = 13718 4134 digits
n = 15452 4656 digits
n = 17950 5408 digits
n = 22283 6712 digits 1996 Patrick Demichel
n = 25520 7687 digits
n = 27713 8347 digits Dec 1997 Harvey Seargeant; Proth
n = 36074 10864 digits
n = 39434 11875 digits
n = 45731 13771 digits
n = 55438 16693 digits
n = 73468 22120 digits
n = 75172 22633 digits
n = 86642 26086 digits
n = 109781 33052 digits
n = 206080 62041 digits
n = 318142 95775 digits
n = 389584 117281 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 541660 163060 digits Aug 2010 Gil Emery; PSieve; srsieve; PrimeGrid; LLR
n = 601372 181035 digits Jan 2011 Piotr Malara; PSieve; srsieve; PrimeGrid; LLR
n = 878497 264458 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1345819 405136 digits Jul 2015 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 2118667 637787 digits Jan 2025 Koichi Soraku; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3448288 1038042 digits Jan 2023 Detlef Lexut; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5657
max n: 2.373.034
n = 35 15 digits
n = 43 17 digits
n = 63 23 digits
n = 123 41 digits
n = 223 71 digits
n = 355 111 digits
n = 423 132 digits
n = 1475 448 digits
n = 3999 1208 digits 1993 Jeffrey Young
n = 4559 1377 digits 1993 Jeffrey Young
n = 5883 1775 digits
n = 24379 7343 digits
n = 60035 18077 digits
n = 75719 22798 digits
n = 111415 33544 digits
n = 118835 35777 digits
n = 166363 50085 digits
n = 318363 95841 digits
n = 362159 109025 digits Feb 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 379419 114221 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 1922695 578793 digits Feb 2024 Keith Reinhardt; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2173135 654183 digits Feb 2025 Shawn Philbert; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5659
max n: 2.372.833
n = 2 5 digits
n = 6 6 digits
n = 14 8 digits
n = 26 12 digits
n = 38 16 digits
n = 102 35 digits
n = 122 41 digits
n = 158 52 digits
n = 414 129 digits
n = 498 154 digits
n = 518 160 digits
n = 542 167 digits
n = 614 189 digits
n = 2138 648 digits
n = 11858 3574 digits
n = 12938 3899 digits
n = 30902 9307 digits
n = 42242 12720 digits
n = 46382 13967 digits
n = 74546 22445 digits
n = 108458 32653 digits
n = 256614 77253 digits
n = 407406 122646 digits Aug 2012 Kelvin Lewis; PPSE; PrimeGrid
k: 5661
max n: 2.372.922
n = 3 5 digits
n = 7 6 digits
n = 12 8 digits
n = 15 9 digits
n = 16 9 digits
n = 19 10 digits
n = 24 11 digits
n = 33 14 digits
n = 39 16 digits
n = 43 17 digits
n = 51 20 digits
n = 60 22 digits
n = 96 33 digits
n = 105 36 digits
n = 129 43 digits
n = 211 68 digits
n = 255 81 digits
n = 640 197 digits
n = 753 231 digits
n = 871 266 digits
n = 1065 325 digits
n = 1272 387 digits
n = 2751 832 digits
n = 3163 956 digits
n = 3987 1204 digits 1993 Jeffrey Young
n = 5983 1805 digits
n = 10879 3279 digits
n = 16833 5071 digits
n = 17724 5340 digits
n = 57645 17357 digits
n = 70785 21313 digits
n = 104059 31329 digits
n = 213843 64377 digits
n = 358911 108047 digits May 2012 PPSE; PrimeGrid
n = 496041 149327 digits Apr 2010 Andreas Kobara; PSieve; srsieve; PrimeGrid; LLR
n = 526167 158396 digits Jul 2010 Danny T. Morris; PSieve; srsieve; PrimeGrid; LLR
n = 895759 269655 digits Jun 2012 Sascha Beat Dinkel; PSieve; srsieve; PrimeGrid; LLR
n = 943857 284134 digits Jul 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1581669 476134 digits Jun 2020 Yuhei Asano; PSieve; srsieve; PrimeGrid; LLR
k: 5663
max n: 2.373.356
n = 13 8 digits
n = 33 14 digits
n = 317 100 digits
n = 925 283 digits
n = 5025 1517 digits
n = 24753 7456 digits
n = 194393 58522 digits
n = 336713 101365 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 1310533 394514 digits Feb 2015 Jason McManus; PSieve; srsieve; PrimeGrid; LLR
n = 2126685 640200 digits Jan 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5665
max n: 2.372.807
n = 4 5 digits
n = 6 6 digits
n = 94 33 digits
n = 108 37 digits
n = 544 168 digits
n = 636 196 digits
n = 768 235 digits
n = 1048 320 digits
n = 1488 452 digits
n = 2118 642 digits
n = 2838 859 digits
n = 6648 2006 digits Mar 1996 Patrick Demichel
n = 9694 2922 digits
n = 12388 3733 digits
n = 14680 4423 digits
n = 20980 6320 digits
n = 38934 11725 digits
n = 64630 19460 digits
n = 66156 19919 digits
n = 127324 38333 digits
n = 178804 53830 digits
n = 246854 74315 digits
n = 736078 221586 digits Feb 2012 Cesare Marini; PSieve; srsieve; PrimeGrid; LLR
n = 1299918 391319 digits Oct 2014 Javi Jarne; PSieve; srsieve; PrimeGrid; LLR
n = 1429518 430332 digits Dec 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 5667
max n: 2.372.841
n = 2 5 digits
n = 3 5 digits
n = 8 7 digits
n = 16 9 digits
n = 19 10 digits
n = 30 13 digits
n = 31 14 digits
n = 42 17 digits
n = 43 17 digits
n = 62 23 digits
n = 87 30 digits
n = 112 38 digits
n = 142 47 digits
n = 166 54 digits
n = 176 57 digits
n = 226 72 digits
n = 236 75 digits
n = 256 81 digits
n = 260 83 digits
n = 308 97 digits
n = 340 107 digits
n = 430 134 digits
n = 460 143 digits
n = 472 146 digits
n = 599 185 digits
n = 646 199 digits
n = 771 236 digits
n = 938 287 digits
n = 978 299 digits
n = 1076 328 digits
n = 1167 356 digits
n = 1358 413 digits
n = 1390 423 digits
n = 1622 493 digits
n = 1679 510 digits
n = 2392 724 digits
n = 2500 757 digits
n = 3718 1123 digits 1993 Jeffrey Young
n = 3939 1190 digits 1993 Jeffrey Young
n = 5167 1560 digits
n = 6020 1816 digits
n = 6171 1862 digits
n = 7542 2275 digits May 1996 Patrick Demichel
n = 8612 2597 digits May 1996 Patrick Demichel
n = 12628 3806 digits
n = 13323 4015 digits
n = 14078 4242 digits
n = 14888 4486 digits
n = 16231 4890 digits
n = 16262 4900 digits
n = 17047 5136 digits
n = 20416 6150 digits
n = 22498 6777 digits
n = 31592 9514 digits
n = 40319 12141 digits
n = 44623 13437 digits
n = 52902 15929 digits
n = 71588 21554 digits
n = 86539 26055 digits
n = 106723 32131 digits
n = 113366 34131 digits
n = 130990 39436 digits
n = 246202 74118 digits
n = 317716 95646 digits
n = 410926 123705 digits Sep 2012 James Boerner; PPSE; PrimeGrid
n = 729322 219552 digits Feb 2012 Lucas Koepke; PSieve; srsieve; PrimeGrid; LLR
n = 807198 242995 digits Mar 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 850663 256079 digits May 2012 Shinya Matsuo; PSieve; srsieve; PrimeGrid; LLR
n = 1065538 320763 digits Apr 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1288522 387888 digits Aug 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1398882 421110 digits Mar 2016 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1789570 538719 digits Jan 2024 Jan Kožíšek; PPSE; PrimeGrid
n = 1976582 595015 digits Jun 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2256772 679360 digits Mar 2025 Zhong Yehai; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5669
max n: 2.373.396
n = 5 6 digits
n = 11 8 digits
n = 37 15 digits
n = 47 18 digits
n = 125 42 digits
n = 275 87 digits
n = 469 145 digits
n = 799 245 digits
n = 805 247 digits
n = 1901 577 digits
n = 5947 1794 digits
n = 7325 2209 digits May 1996 Patrick Demichel
n = 8531 2572 digits
n = 9107 2746 digits
n = 18515 5578 digits
n = 77941 23467 digits
n = 160795 48408 digits
n = 388639 116996 digits Jun 2012 Bruce Dodson; PPSE; PrimeGrid
n = 468767 141117 digits Sep 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 773755 232928 digits Feb 2012 Barry Walsh; PSieve; srsieve; PrimeGrid; LLR
n = 1426981 429568 digits Nov 2016 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
k: 5671
max n: 2.372.959
n = 60 22 digits
n = 152 50 digits
n = 208 67 digits
n = 452 140 digits
n = 468 145 digits
n = 608 187 digits
n = 888 272 digits
n = 1348 410 digits
n = 4080 1232 digits 1993 Jeffrey Young
n = 4752 1435 digits 1993 Jeffrey Young
n = 5120 1546 digits
n = 12788 3854 digits
n = 51888 15624 digits
n = 1740480 523941 digits Apr 2023 Ryan Propper; PPSE; PrimeGrid
n = 2047692 616421 digits Jan 2025 Tom Greer; PPSE; PrimeGrid
k: 5673
max n: 2.372.659
n = 5 6 digits
n = 14 8 digits
n = 24 11 digits
n = 36 15 digits
n = 44 17 digits
n = 80 28 digits
n = 518 160 digits
n = 570 176 digits
n = 641 197 digits
n = 686 211 digits
n = 914 279 digits
n = 1824 553 digits
n = 2390 724 digits
n = 3068 928 digits
n = 3956 1195 digits 1993 Jeffrey Young
n = 9953 3000 digits
n = 25368 7641 digits
n = 33026 9946 digits
n = 42848 12903 digits
n = 48926 14732 digits
n = 60324 18164 digits
n = 98504 29657 digits
n = 153000 46062 digits
n = 233969 70436 digits
n = 562698 169393 digits Oct 2010 Jochen Beck; PSieve; srsieve; PrimeGrid; LLR
n = 829400 249679 digits Apr 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1235958 372065 digits Jan 2014 Michael Millerick; PSieve; srsieve; PrimeGrid; LLR
n = 1647149 495846 digits Oct 2021 Erik Veit; PSieve; srsieve; PrimeGrid; LLR
n = 2185934 658036 digits Feb 2025 Jonathan Sipes; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2255916 679103 digits Apr 2025 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5675
max n: 2.372.882
n = 1 5 digits
n = 9 7 digits
n = 177 58 digits
n = 303 95 digits
n = 333 104 digits
n = 373 117 digits
n = 481 149 digits
n = 681 209 digits
n = 1299 395 digits
n = 1521 462 digits
n = 2175 659 digits
n = 2437 738 digits
n = 3639 1100 digits 1993 Jeffrey Young
n = 10521 3171 digits
n = 14631 4409 digits
n = 38917 11719 digits
n = 69267 20856 digits
n = 78123 23522 digits
n = 99945 30091 digits
n = 138759 41775 digits
n = 144981 43648 digits
n = 166803 50217 digits
n = 432385 130165 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 455829 137222 digits May 2009 Markus Schoenberger; srsieve; PrimeGrid; LLR
n = 566433 170518 digits Oct 2010 Bruce Southey; PSieve; srsieve; PrimeGrid; LLR
n = 607443 182863 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 684963 206199 digits Aug 2011 Michael Frith; PSieve; srsieve; PrimeGrid; LLR
n = 748503 225326 digits Feb 2012 Samy Eppy; PSieve; srsieve; PrimeGrid; LLR
n = 1078801 324756 digits Apr 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 5677
max n: 2.373.259
n = 2 5 digits
n = 4 5 digits
n = 6 6 digits
n = 12 8 digits
n = 18 10 digits
n = 68 25 digits
n = 116 39 digits
n = 270 86 digits
n = 290 92 digits
n = 462 143 digits
n = 822 252 digits
n = 1820 552 digits
n = 1902 577 digits
n = 2882 872 digits
n = 3102 938 digits
n = 4756 1436 digits 1993 Jeffrey Young
n = 5844 1763 digits
n = 6548 1975 digits
n = 8154 2459 digits May 1996 Patrick Demichel
n = 11660 3514 digits
n = 17540 5284 digits
n = 19100 5754 digits
n = 24556 7396 digits
n = 34910 10513 digits
n = 84858 25549 digits
n = 94970 28593 digits
n = 239348 72055 digits
n = 257586 77545 digits
n = 315462 94968 digits
n = 320022 96340 digits
n = 373700 112499 digits Jun 2012 Ronny Willig; PPSE; PrimeGrid
n = 518870 156200 digits Jun 2010 Choi Yooil; PSieve; srsieve; PrimeGrid; LLR
n = 843300 253863 digits Apr 2012 Max Svensson Erlandsson; PSieve; srsieve; PrimeGrid; LLR
n = 934004 281167 digits Jul 2012 Cordell Wagendorf; PSieve; srsieve; PrimeGrid; LLR
n = 1807638 544158 digits Jan 2024 Jacques Molné; PPSE; PrimeGrid
k: 5679
max n: 2.372.793
n = 2 5 digits
n = 3 5 digits
n = 5 6 digits
n = 9 7 digits
n = 13 8 digits
n = 15 9 digits
n = 22 11 digits
n = 26 12 digits
n = 30 13 digits
n = 63 23 digits
n = 74 27 digits
n = 85 30 digits
n = 114 39 digits
n = 138 46 digits
n = 163 53 digits
n = 190 61 digits
n = 195 63 digits
n = 223 71 digits
n = 238 76 digits
n = 355 111 digits
n = 418 130 digits
n = 446 139 digits
n = 481 149 digits
n = 522 161 digits
n = 559 173 digits
n = 655 201 digits
n = 985 301 digits
n = 1734 526 digits
n = 1918 582 digits
n = 2062 625 digits
n = 2201 667 digits
n = 2998 907 digits
n = 5619 1696 digits
n = 7313 2206 digits May 1996 Patrick Demichel
n = 7414 2236 digits
n = 10445 3149 digits
n = 15398 4640 digits
n = 22273 6709 digits
n = 34981 10535 digits
n = 94155 28348 digits
n = 112058 33737 digits
n = 123842 37284 digits
n = 125169 37684 digits
n = 328938 99024 digits
n = 350502 105516 digits Apr 2012 Richard Kapek; PPSE; PrimeGrid
n = 386510 116355 digits Jun 2012 Adrian Schori; PPSE; PrimeGrid
n = 443058 133378 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 511406 153953 digits Jun 2010 Eric Bigham; PSieve; srsieve; PrimeGrid; LLR
n = 687934 207093 digits Aug 2011 Quasar Liao; PSieve; srsieve; PrimeGrid; LLR
n = 737894 222132 digits Feb 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 831542 250323 digits Apr 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 850418 256006 digits May 2012 Ingrid Anita Gilles; PSieve; srsieve; PrimeGrid; LLR
n = 968073 291423 digits Aug 2012 John ODonnell; PSieve; srsieve; PrimeGrid; LLR
n = 1075342 323714 digits Apr 2013 Konstantin Manz; PSieve; srsieve; PrimeGrid; LLR
n = 1187093 357355 digits Oct 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1541223 463959 digits Jun 2019 Alexander Weiss; PSieve; srsieve; PrimeGrid; LLR
n = 1692210 509410 digits May 2022 Vaughan Davies; PPSE; PrimeGrid
n = 1816013 546679 digits Jan 2024 Ricky L Hubbard; PPSE; PrimeGrid
n = 1964441 591360 digits May 2024 Giovanni Valentino; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5681
max n: 2.372.556
n = 7 6 digits
n = 9 7 digits
n = 13 8 digits
n = 15 9 digits
n = 19 10 digits
n = 25 12 digits
n = 33 14 digits
n = 37 15 digits
n = 43 17 digits
n = 59 22 digits
n = 63 23 digits
n = 67 24 digits
n = 77 27 digits
n = 85 30 digits
n = 115 39 digits
n = 159 52 digits
n = 179 58 digits
n = 285 90 digits
n = 329 103 digits
n = 493 153 digits
n = 873 267 digits
n = 1055 322 digits
n = 1327 404 digits
n = 1503 457 digits
n = 1633 496 digits
n = 1857 563 digits
n = 1859 564 digits
n = 2275 689 digits
n = 2955 894 digits
n = 2975 900 digits
n = 3273 990 digits
n = 3599 1088 digits 1993 Jeffrey Young
n = 4437 1340 digits 1993 Jeffrey Young
n = 7077 2135 digits Mar 1996 Patrick Demichel
n = 10053 3031 digits
n = 11815 3561 digits
n = 12969 3908 digits
n = 32973 9930 digits
n = 62539 18830 digits
n = 63585 19145 digits
n = 92527 27858 digits
n = 124997 37632 digits
n = 176109 53018 digits
n = 199765 60140 digits
n = 246813 74302 digits
n = 262693 79083 digits
n = 663213 199651 digits Apr 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 819315 246643 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 885109 266449 digits May 2012 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1184867 356685 digits Oct 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 2058323 619621 digits Jan 2025 Carl Moudy; PPSE; PrimeGrid
k: 5683
max n: 2.373.151
n = 10 7 digits
n = 14 8 digits
n = 20 10 digits
n = 22 11 digits
n = 46 18 digits
n = 200 64 digits
n = 370 116 digits
n = 650 200 digits
n = 1544 469 digits
n = 1946 590 digits
n = 3214 972 digits
n = 4280 1293 digits 1993 Jeffrey Young
n = 21182 6381 digits
n = 43870 13210 digits
n = 211712 63736 digits
n = 342572 103129 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 357664 107672 digits May 2012 PPSE; PrimeGrid
n = 430634 129638 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 1691030 509055 digits May 2022 Gary Bauer; PPSE; PrimeGrid
n = 1863454 560960 digits Feb 2024 Jan Kumsta; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5685
max n: 2.372.660
n = 2 5 digits
n = 3 5 digits
n = 6 6 digits
n = 8 7 digits
n = 10 7 digits
n = 12 8 digits
n = 15 9 digits
n = 18 10 digits
n = 30 13 digits
n = 34 14 digits
n = 36 15 digits
n = 51 20 digits
n = 60 22 digits
n = 86 30 digits
n = 92 32 digits
n = 95 33 digits
n = 103 35 digits
n = 104 36 digits
n = 106 36 digits
n = 118 40 digits
n = 157 52 digits
n = 190 61 digits
n = 236 75 digits
n = 258 82 digits
n = 303 95 digits
n = 343 108 digits
n = 356 111 digits
n = 358 112 digits
n = 371 116 digits
n = 392 122 digits
n = 458 142 digits
n = 522 161 digits
n = 567 175 digits
n = 680 209 digits
n = 698 214 digits
n = 716 220 digits
n = 823 252 digits
n = 1020 311 digits
n = 1164 355 digits
n = 1211 369 digits
n = 1520 462 digits
n = 1940 588 digits
n = 2714 821 digits
n = 3246 981 digits
n = 3938 1190 digits 1993 Jeffrey Young
n = 4160 1257 digits 1993 Jeffrey Young
n = 4196 1267 digits 1993 Jeffrey Young
n = 4450 1344 digits 1993 Jeffrey Young
n = 4844 1462 digits 1993 Jeffrey Young
n = 6193 1869 digits
n = 7782 2347 digits May 1996 Patrick Demichel
n = 7814 2357 digits
n = 13691 4126 digits
n = 18561 5592 digits
n = 21482 6471 digits Dec 1998 Henri Lifchitz; Proth
n = 23138 6969 digits Dec 1998 Henri Lifchitz; Proth
n = 23294 7016 digits Dec 1998 Henri Lifchitz; Proth
n = 23993 7227 digits Dec 1998 Henri Lifchitz; Proth
n = 27890 8400 digits Dec 1998 Henri Lifchitz; Proth
n = 27957 8420 digits Dec 1998 Henri Lifchitz; Proth
n = 35638 10732 digits Dec 1998 Henri Lifchitz; Proth
n = 38172 11495 digits Dec 1998 Henri Lifchitz; Proth
n = 49872 15017 digits Jan 1999 Henri Lifchitz; Proth
n = 60034 18076 digits
n = 78211 23548 digits
n = 97894 29473 digits
n = 99132 29846 digits
n = 142031 42760 digits
n = 153542 46225 digits
n = 163010 49075 digits
n = 172946 52066 digits
n = 201050 60526 digits Jun 2005 Hans Overmann; Proth
n = 270806 81525 digits Sep 2005 Hans Overmann; Proth
n = 274118 82522 digits Sep 2005 Hans Overmann; Proth
n = 367381 110597 digits May 2012 PPSE; PrimeGrid
n = 398348 119919 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 492942 148395 digits Mar 2010 Bob Naas; PSieve; srsieve; PrimeGrid; LLR
n = 588817 177256 digits Dec 2010 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
n = 616382 185554 digits Jan 2011 David Sas; PSieve; srsieve; PrimeGrid; LLR
n = 640125 192701 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 695907 209493 digits Sep 2011 Douglas A. Wood; PSieve; srsieve; PrimeGrid; LLR
n = 711957 214325 digits Nov 2011 Gil Emery; PSieve; srsieve; PrimeGrid; LLR
n = 750433 225907 digits Feb 2012 Lila Dily; PSieve; srsieve; PrimeGrid; LLR
n = 912863 274803 digits Jun 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1193328 359232 digits Oct 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1379911 415399 digits Feb 2016 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 1445127 435031 digits Mar 2017 Javi Jarne; PSieve; srsieve; PrimeGrid; LLR
n = 1768034 532236 digits Oct 2023 Jaroslav Sekanina; PPSE; PrimeGrid
n = 1818270 547358 digits Jan 2024 Jonathan Gehrke; PPSE; PrimeGrid
n = 1851896 557480 digits Jan 2024 Rene Schick; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1871292 563319 digits Feb 2024 George Burtner; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2089363 628965 digits Jan 2025 David Bestor; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2364511 711793 digits May 2026 Ryan Propper; PPSE; PrimeGrid
k: 5687
max n: 2.373.431
n = 3 5 digits
n = 27 12 digits
n = 147 49 digits
n = 1691 513 digits
n = 3983 1203 digits 1993 Jeffrey Young
n = 6935 2092 digits Mar 1996 Patrick Demichel
n = 16791 5059 digits
n = 28691 8641 digits
n = 65343 19674 digits
n = 106307 32006 digits
n = 182523 54949 digits
n = 372551 112153 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 490755 147736 digits Feb 2010 Hongwen Luo; PSieve; srsieve; PrimeGrid; LLR
n = 720591 216924 digits Nov 2011 Stefano D'Urso; PSieve; srsieve; PrimeGrid; LLR
n = 904491 272283 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1376451 414357 digits Jan 2016 Sylvanus A. Zimmerman; PSieve; srsieve; PrimeGrid; LLR
k: 5689
max n: 2.373.209
n = 66 24 digits
n = 118 40 digits
n = 370 116 digits
n = 898 275 digits
n = 1030 314 digits
n = 1342 408 digits
n = 2686 813 digits
n = 4242 1281 digits 1993 Jeffrey Young
n = 4846 1463 digits 1993 Jeffrey Young
n = 5706 1722 digits
n = 8110 2446 digits
n = 14670 4420 digits
n = 19426 5852 digits
n = 61522 18524 digits
n = 206478 62160 digits
k: 5691
max n: 2.372.850
n = 1 5 digits
n = 16 9 digits
n = 19 10 digits
n = 21 11 digits
n = 35 15 digits
n = 84 30 digits
n = 131 44 digits
n = 145 48 digits
n = 271 86 digits
n = 307 97 digits
n = 319 100 digits
n = 481 149 digits
n = 649 200 digits
n = 695 213 digits
n = 855 262 digits
n = 1729 525 digits
n = 2791 844 digits
n = 3125 945 digits
n = 3235 978 digits
n = 3441 1040 digits 1993 Jeffrey Young
n = 3847 1162 digits 1993 Jeffrey Young
n = 5011 1513 digits
n = 5665 1710 digits
n = 5945 1794 digits
n = 7529 2271 digits
n = 9007 2716 digits
n = 10127 3053 digits
n = 11887 3583 digits
n = 12231 3686 digits
n = 12447 3751 digits
n = 18449 5558 digits
n = 20847 6280 digits
n = 35865 10801 digits
n = 39839 11997 digits
n = 50067 15076 digits
n = 51359 15465 digits
n = 56815 17107 digits
n = 59067 17785 digits
n = 62761 18897 digits
n = 69561 20944 digits
n = 141421 42576 digits
n = 266431 80208 digits
n = 451560 135937 digits May 2009 Tristan A. Hearn; srsieve; PrimeGrid; LLR
n = 679140 204446 digits Aug 2011 Kazuki Yoshikawa; PSieve; srsieve; PrimeGrid; LLR
n = 686945 206795 digits Sep 2011 Ronny Willig; PSieve; srsieve; PrimeGrid; LLR
n = 754565 227151 digits Feb 2012 Ubora Ujuzi; PSieve; srsieve; PrimeGrid; LLR
n = 929665 279861 digits Jul 2012 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 1606327 483557 digits Oct 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
k: 5693
max n: 2.372.784
n = 5 6 digits
n = 33 14 digits
n = 53 20 digits
n = 61 23 digits
n = 89 31 digits
n = 165 54 digits
n = 237 76 digits
n = 397 124 digits
n = 1113 339 digits
n = 2085 632 digits
n = 6537 1972 digits
n = 20201 6085 digits
n = 20617 6211 digits
n = 27817 8378 digits
n = 147633 44446 digits
n = 196617 59192 digits
n = 211609 63705 digits
n = 330189 99401 digits
n = 544057 163782 digits Aug 2010 Werner Soika; PSieve; srsieve; PrimeGrid; LLR
n = 562013 169187 digits Oct 2010 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 573049 172509 digits Nov 2010 Ricky L Hubbard; PSieve; srsieve; PrimeGrid; LLR
n = 1463369 440522 digits Dec 2017 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 2363829 711588 digits May 2026 Andrew Clymans; PPSE; PrimeGrid
k: 5695
max n: 2.373.019
n = 4 5 digits
n = 8 7 digits
n = 36 15 digits
n = 60 22 digits
n = 130 43 digits
n = 196 63 digits
n = 206 66 digits
n = 216 69 digits
n = 684 210 digits
n = 1416 431 digits
n = 1448 440 digits
n = 2688 813 digits
n = 17168 5172 digits
n = 18350 5528 digits
n = 19176 5777 digits
n = 44868 13511 digits
n = 45670 13752 digits
n = 59320 17861 digits
n = 105388 31729 digits
n = 122076 36753 digits
n = 145790 43891 digits
n = 184210 55457 digits
n = 202930 61092 digits
n = 305004 91820 digits
n = 328584 98918 digits
n = 437884 131820 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 849284 255664 digits Apr 2012 Bart van Rooijen; PSieve; srsieve; PrimeGrid; LLR
n = 1472848 443376 digits Feb 2018 Adam Goodman; PSieve; srsieve; PrimeGrid; LLR
n = 1707128 513901 digits Aug 2022 Howard Shi; PPSE; PrimeGrid
k: 5697
max n: 2.372.806
n = 4 5 digits
n = 7 6 digits
n = 8 7 digits
n = 34 14 digits
n = 44 18 digits
n = 47 18 digits
n = 76 27 digits
n = 88 31 digits
n = 92 32 digits
n = 224 72 digits
n = 284 90 digits
n = 524 162 digits
n = 1136 346 digits
n = 1882 571 digits
n = 3316 1002 digits 1993 Jeffrey Young
n = 3772 1140 digits 1993 Jeffrey Young
n = 5024 1517 digits
n = 5072 1531 digits
n = 5983 1805 digits
n = 10255 3091 digits
n = 12128 3655 digits
n = 12694 3826 digits
n = 29927 9013 digits
n = 143167 43102 digits
n = 171394 51599 digits
n = 806476 242778 digits Mar 2012 Krzysztof Szymański.; PSieve; srsieve; PrimeGrid; LLR
n = 857135 258028 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 901832 271483 digits Jun 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1095436 329763 digits May 2013 Philip Poon; PSieve; srsieve; PrimeGrid; LLR
n = 1448872 436158 digits May 2017 Jonathan Champ; PSieve; srsieve; PrimeGrid; LLR
n = 1789472 538689 digits Jan 2024 Davide Bressani; PPSE; PrimeGrid
n = 2040703 614317 digits Jan 2025 LeRoy Blanchard; PPSE; PrimeGrid
k: 5699
max n: 2.372.776
n = 1 5 digits
n = 7 6 digits
n = 13 8 digits
n = 23 11 digits
n = 27 12 digits
n = 37 15 digits
n = 113 38 digits
n = 293 92 digits
n = 301 95 digits
n = 403 126 digits
n = 531 164 digits
n = 583 180 digits
n = 1063 324 digits
n = 1097 334 digits
n = 1423 433 digits
n = 1453 442 digits
n = 1731 525 digits
n = 4011 1212 digits 1993 Jeffrey Young
n = 5823 1757 digits
n = 12497 3766 digits
n = 14691 4427 digits
n = 110711 33332 digits
n = 114391 34439 digits
n = 142099 42780 digits
n = 211519 63678 digits
n = 231447 69677 digits
n = 350413 105489 digits Apr 2012 James Boerner; PPSE; PrimeGrid
n = 356797 107411 digits May 2012 David Yost; PPSE; PrimeGrid
n = 557687 167885 digits Oct 2010 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 671077 202019 digits Jun 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 717857 216101 digits Nov 2011 Joachim Sander; PSieve; srsieve; PrimeGrid; LLR
n = 848657 255475 digits Apr 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 876913 263981 digits May 2012 Andrew Gockel; PSieve; srsieve; PrimeGrid; LLR
n = 929823 279909 digits Jul 2012 Bart van Rooijen; PSieve; srsieve; PrimeGrid; LLR
n = 1480387 445645 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1656247 498584 digits Jan 2022 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1664283 501003 digits Feb 2022 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 5701
max n: 2.373.452
n = 8 7 digits
n = 12 8 digits
n = 104 36 digits
n = 156 51 digits
n = 200 64 digits
n = 204 66 digits
n = 216 69 digits
n = 272 86 digits
n = 716 220 digits
n = 2952 893 digits
n = 3192 965 digits
n = 3980 1202 digits 1993 Jeffrey Young
n = 3992 1206 digits 1993 Jeffrey Young
n = 17132 5162 digits
n = 121980 36724 digits
n = 1061036 319408 digits Apr 2013 Kenneth J. Brazier; PSieve; srsieve; PrimeGrid; LLR
n = 1770020 532833 digits Nov 2023 Vaughan Davies; PPSE; PrimeGrid
k: 5703
max n: 2.373.111
n = 4 5 digits
n = 6 6 digits
n = 36 15 digits
n = 64 24 digits
n = 114 39 digits
n = 432 134 digits
n = 5149 1554 digits
n = 7758 2340 digits May 1996 Patrick Demichel
n = 8397 2532 digits
n = 12354 3723 digits
n = 17826 5370 digits
n = 18222 5490 digits
n = 18384 5538 digits
n = 23157 6975 digits 1996 Patrick Demichel
n = 32509 9790 digits
n = 37144 11186 digits
n = 41236 12418 digits
n = 99342 29909 digits
n = 670158 201742 digits Jun 2011 Larry Hays; PSieve; srsieve; PrimeGrid; LLR
k: 5705
max n: 2.373.170
n = 1 5 digits
n = 3 5 digits
n = 5 6 digits
n = 13 8 digits
n = 21 11 digits
n = 41 17 digits
n = 49 19 digits
n = 69 25 digits
n = 213 68 digits
n = 225 72 digits
n = 369 115 digits
n = 373 117 digits
n = 521 161 digits
n = 675 207 digits
n = 797 244 digits
n = 881 269 digits
n = 1261 384 digits
n = 1293 393 digits
n = 1741 528 digits
n = 2307 699 digits
n = 2345 710 digits
n = 2491 754 digits
n = 2669 808 digits
n = 3029 916 digits
n = 3421 1034 digits 1993 Jeffrey Young
n = 4985 1505 digits 1993 Jeffrey Young
n = 11319 3412 digits
n = 19889 5991 digits
n = 28243 8506 digits
n = 31725 9554 digits
n = 42197 12707 digits
n = 47155 14199 digits
n = 99823 30054 digits
n = 124015 37336 digits
n = 124299 37422 digits
n = 163387 49189 digits
n = 191211 57565 digits
n = 210177 63274 digits
n = 286873 86362 digits
n = 310033 93333 digits
n = 327411 98565 digits
n = 344809 103802 digits Apr 2012 Bruce Dodson; PPSE; PrimeGrid
n = 603401 181646 digits Jan 2011 Eric Larson; PSieve; srsieve; PrimeGrid; LLR
n = 691053 208032 digits Sep 2011 Hans Sveen; PSieve; srsieve; PrimeGrid; LLR
n = 789139 237559 digits Mar 2012 Edoardo Pirovano; PSieve; srsieve; PrimeGrid; LLR
n = 967779 291335 digits Aug 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1070373 322219 digits Apr 2013 Guillaume Tardy; PSieve; srsieve; PrimeGrid; LLR
n = 1438003 432886 digits Feb 2017 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 5707
max n: 2.372.839
n = 6 6 digits
n = 8 7 digits
n = 10 7 digits
n = 16 9 digits
n = 20 10 digits
n = 24 11 digits
n = 48 19 digits
n = 62 23 digits
n = 96 33 digits
n = 120 40 digits
n = 126 42 digits
n = 202 65 digits
n = 230 73 digits
n = 238 76 digits
n = 538 166 digits
n = 670 206 digits
n = 698 214 digits
n = 1184 361 digits
n = 1526 464 digits
n = 1660 504 digits
n = 2182 661 digits
n = 2344 710 digits
n = 2416 732 digits
n = 2564 776 digits
n = 2866 867 digits
n = 3590 1085 digits 1993 Jeffrey Young
n = 4676 1412 digits 1993 Jeffrey Young
n = 4994 1508 digits 1993 Jeffrey Young
n = 6540 1973 digits
n = 7168 2162 digits
n = 14036 4230 digits
n = 19166 5774 digits
n = 21058 6343 digits
n = 21160 6374 digits
n = 22150 6672 digits
n = 26126 7869 digits
n = 33732 10159 digits
n = 38104 11475 digits
n = 39010 11747 digits
n = 71010 21380 digits
n = 116728 35143 digits
n = 196168 59057 digits
n = 197520 59464 digits
n = 217474 65470 digits
n = 236768 71279 digits
n = 521932 157121 digits Jul 2010 Ville Koskinen; PSieve; srsieve; PrimeGrid; LLR
n = 1197636 360529 digits Nov 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1605340 483260 digits Sep 2020 Igor Karpenko; PSieve; srsieve; PrimeGrid; LLR
n = 1627440 489913 digits Feb 2021 Frederik Schiøler; PSieve; srsieve; PrimeGrid; LLR
n = 2085120 627688 digits Jan 2025 Mark Williams; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2368630 713033 digits Jun 2026 Valter Cavecchia; PPSE; PrimeGrid
k: 5709
max n: 2.372.629
n = 3 5 digits
n = 6 6 digits
n = 7 6 digits
n = 11 8 digits
n = 15 9 digits
n = 25 12 digits
n = 34 14 digits
n = 35 15 digits
n = 50 19 digits
n = 61 23 digits
n = 67 24 digits
n = 81 29 digits
n = 86 30 digits
n = 90 31 digits
n = 95 33 digits
n = 107 36 digits
n = 134 45 digits
n = 195 63 digits
n = 285 90 digits
n = 349 109 digits
n = 369 115 digits
n = 443 138 digits
n = 454 141 digits
n = 507 157 digits
n = 539 167 digits
n = 573 177 digits
n = 706 217 digits
n = 913 279 digits
n = 939 287 digits
n = 1154 352 digits
n = 1386 421 digits
n = 1465 445 digits
n = 1491 453 digits
n = 1847 560 digits
n = 2654 803 digits
n = 3923 1185 digits 1993 Jeffrey Young
n = 5366 1620 digits
n = 8190 2470 digits May 1996 Patrick Demichel
n = 8891 2681 digits
n = 9015 2718 digits
n = 11355 3422 digits May 1996 Patrick Demichel
n = 12863 3876 digits
n = 14747 4444 digits
n = 17179 5176 digits
n = 22507 6780 digits
n = 29183 8789 digits
n = 32011 9641 digits
n = 41199 12406 digits
n = 43515 13104 digits Mar 1999 Tadashi Taura; Proth
n = 45234 13621 digits
n = 77678 23388 digits
n = 152250 45836 digits
n = 176119 53021 digits
n = 248354 74766 digits
n = 315730 95048 digits
n = 342146 103000 digits Apr 2012 Brian Carpenter; PPSE; PrimeGrid
n = 806245 242708 digits Mar 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 906323 272835 digits Jun 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1062441 319831 digits Apr 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1071286 322493 digits Apr 2013 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 1120461 337297 digits Aug 2013 Timothy D Winslow; PSieve; srsieve; PrimeGrid; LLR
n = 1475078 444047 digits Feb 2018 Jared Brandt; PSieve; srsieve; PrimeGrid; LLR
n = 1597115 480784 digits Sep 2020 Arnaud Jacques; PSieve; srsieve; PrimeGrid; LLR
n = 2279570 686223 digits May 2025 Ian Dickinson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2313266 696367 digits Oct 2025 PPSE; PrimeGrid
n = 2347245 706595 digits Mar 2026 PPSE; PrimeGrid
n = 2372339 714149 digits Jun 2026 Ryan Propper; PPSE; PrimeGrid
k: 5711
max n: 2.372.418
n = 1 5 digits
n = 17 9 digits
n = 37 15 digits
n = 71 26 digits
n = 269 85 digits
n = 365 114 digits
n = 1037 316 digits
n = 1127 344 digits
n = 1469 446 digits
n = 2401 727 digits
n = 7085 2137 digits Mar 1996 Patrick Demichel
n = 28553 8600 digits
n = 72647 21873 digits
n = 121933 36710 digits
n = 129241 38910 digits
n = 215131 64765 digits
n = 368203 110844 digits May 2012 Michael Becker; PPSE; PrimeGrid
n = 503261 151501 digits Mar 2010 Mirko Wunder; srsieve; PrimeGrid; LLR
n = 505445 152158 digits May 2010 Alan J Hidy; PSieve; srsieve; PrimeGrid; LLR
n = 532939 160435 digits Jul 2010 David Mumper; PSieve; srsieve; PrimeGrid; LLR
n = 714349 215045 digits Nov 2011 Robert Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 1236551 372243 digits Jan 2014 Carlos Loureiro; PSieve; srsieve; PrimeGrid; LLR
n = 2259805 680273 digits Mar 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5713
max n: 2.372.773
n = 2 5 digits
n = 10 7 digits
n = 14 8 digits
n = 16 9 digits
n = 26 12 digits
n = 170 55 digits
n = 178 58 digits
n = 198 64 digits
n = 448 139 digits
n = 456 142 digits
n = 464 144 digits
n = 658 202 digits
n = 1072 327 digits
n = 3174 960 digits
n = 9650 2909 digits
n = 19562 5893 digits
n = 24960 7518 digits
n = 30086 9061 digits
n = 33208 10001 digits Apr 1998 Richard Jones; Proth
n = 50360 15164 digits
n = 98856 29763 digits
n = 173640 52275 digits
n = 193254 58180 digits
n = 199656 60107 digits
n = 207712 62532 digits
n = 334890 100816 digits Apr 2012 Göran Schmidt; PPSE; PrimeGrid
n = 1058082 318519 digits Apr 2013 Alexandr Shcherbina; PSieve; srsieve; PrimeGrid; LLR
n = 1070998 322407 digits Apr 2013 Joachim Sander; PSieve; srsieve; PrimeGrid; LLR
n = 1342630 404176 digits Jun 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1465430 441143 digits Jan 2018 William Donovan; PSieve; srsieve; PrimeGrid; LLR
n = 1650206 496766 digits Dec 2021 Brian R Kaczala; PSieve; srsieve; PrimeGrid; LLR
k: 5715
max n: 2.372.641
n = 2 5 digits
n = 14 8 digits
n = 24 11 digits
n = 33 14 digits
n = 38 16 digits
n = 42 17 digits
n = 53 20 digits
n = 59 22 digits
n = 60 22 digits
n = 95 33 digits
n = 98 34 digits
n = 117 39 digits
n = 140 46 digits
n = 143 47 digits
n = 149 49 digits
n = 201 65 digits
n = 213 68 digits
n = 225 72 digits
n = 468 145 digits
n = 564 174 digits
n = 581 179 digits
n = 1170 356 digits
n = 1481 450 digits
n = 2117 642 digits
n = 2978 901 digits
n = 3104 939 digits
n = 3297 997 digits
n = 3390 1025 digits 1993 Jeffrey Young
n = 3659 1106 digits 1993 Jeffrey Young
n = 4088 1235 digits 1993 Jeffrey Young
n = 4172 1260 digits 1993 Jeffrey Young
n = 9041 2726 digits
n = 9614 2898 digits
n = 15345 4624 digits
n = 18710 5637 digits
n = 23117 6963 digits
n = 31163 9385 digits
n = 40535 12207 digits
n = 46052 13867 digits
n = 51170 15408 digits
n = 75702 22793 digits
n = 94175 28354 digits
n = 98465 29645 digits
n = 115013 34627 digits
n = 120908 36401 digits
n = 136244 41018 digits
n = 175193 52743 digits
n = 198158 59656 digits
n = 221894 66801 digits
n = 533309 160546 digits Jul 2010 James Whalen; PSieve; srsieve; PrimeGrid; LLR
n = 688724 207331 digits Aug 2011 Jeff Webster; PSieve; srsieve; PrimeGrid; LLR
n = 709232 213504 digits Sep 2011 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 782180 235464 digits Mar 2012 Barrie Pfeifer; PSieve; srsieve; PrimeGrid; LLR
n = 902054 271550 digits Jun 2012 Andrew Bishop; PSieve; srsieve; PrimeGrid; LLR
n = 920915 277227 digits Jun 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1392444 419172 digits Feb 2016 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1458885 439172 digits Oct 2017 Tod Slakans; PSieve; srsieve; PrimeGrid; LLR
n = 1637192 492848 digits May 2021 Jürgen Heinrich; PSieve; srsieve; PrimeGrid; LLR
n = 1720238 517847 digits Nov 2022 Gregory Bennett; PPSE; PrimeGrid
n = 1806024 543672 digits Jan 2024 Gregory Bennett; PPSE; PrimeGrid
k: 5717
max n: 2.372.010
n = 3 5 digits
n = 51 20 digits
n = 79 28 digits
n = 147 49 digits
n = 291 92 digits
n = 399 124 digits
n = 495 153 digits
n = 751 230 digits
n = 2803 848 digits
n = 13419 4044 digits
n = 16371 4932 digits
n = 22387 6743 digits
n = 192859 58061 digits
n = 650583 195849 digits Feb 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
k: 5719
max n: 2.372.997
n = 2 5 digits
n = 14 8 digits
n = 838 257 digits
n = 962 294 digits
n = 4178 1262 digits 1993 Jeffrey Young
n = 7462 2251 digits
n = 100002 30108 digits Mar 1999 Kimmo Herranen; Proth
n = 602882 181490 digits Jan 2011 Dave Sunderland; PSieve; srsieve; PrimeGrid; LLR
n = 668594 201271 digits Apr 2011 Ben Rhodes; PSieve; srsieve; PrimeGrid; LLR
n = 1470218 442584 digits Feb 2018 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1522658 458370 digits Feb 2019 Will Steinbach; PSieve; srsieve; PrimeGrid; LLR
k: 5721
max n: 2.372.531
n = 1 5 digits
n = 19 10 digits
n = 23 11 digits
n = 32 14 digits
n = 36 15 digits
n = 92 32 digits
n = 103 35 digits
n = 113 38 digits
n = 153 50 digits
n = 193 62 digits
n = 220 70 digits
n = 351 110 digits
n = 484 150 digits
n = 663 204 digits
n = 1020 311 digits
n = 1169 356 digits
n = 1279 389 digits
n = 1827 554 digits
n = 1937 587 digits
n = 2784 842 digits
n = 2871 869 digits
n = 3683 1113 digits 1993 Jeffrey Young
n = 3848 1163 digits 1993 Jeffrey Young
n = 6240 1883 digits
n = 6716 2026 digits
n = 7348 2216 digits May 1996 Patrick Demichel
n = 8097 2442 digits
n = 9688 2921 digits
n = 10908 3288 digits
n = 15191 4577 digits
n = 21209 6389 digits
n = 22132 6667 digits
n = 26692 8039 digits
n = 29033 8744 digits
n = 33820 10185 digits
n = 35056 10557 digits
n = 35267 10621 digits
n = 43899 13219 digits
n = 87963 26484 digits
n = 100961 30397 digits
n = 181057 54508 digits
n = 181123 54528 digits
n = 214544 64588 digits
n = 238736 71871 digits
n = 256468 77209 digits
n = 267656 80577 digits
n = 824112 248087 digits Apr 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1044148 314324 digits Feb 2013 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 1106796 333183 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1307140 393493 digits Feb 2015 Mark Ransom; PSieve; srsieve; PrimeGrid; LLR
n = 1410472 424599 digits Jun 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1842151 554547 digits Jan 2024 Brian Parsonnet; PPSE; PrimeGrid
n = 1956120 588855 digits Apr 2024 NitaMinttu Tirkkonen; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3409839 1026468 digits Mar 2022 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5723
max n: 2.373.461
n = 1 5 digits
n = 13 8 digits
n = 41 17 digits
n = 65 24 digits
n = 653 201 digits
n = 973 297 digits
n = 1445 439 digits
n = 5165 1559 digits
n = 7393 2230 digits
n = 35709 10754 digits
n = 58173 17516 digits
n = 87725 26412 digits
n = 109461 32955 digits
n = 198109 59641 digits
n = 451985 136065 digits Apr 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 622149 187290 digits Feb 2011 Stan Hebr; PSieve; srsieve; PrimeGrid; LLR
n = 794845 239276 digits Mar 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 990805 298266 digits Sep 2012 HansJürgen Bergelt; PSieve; srsieve; PrimeGrid; LLR
n = 1470273 442601 digits Feb 2018 Wolfgang Schmidt; PSieve; srsieve; PrimeGrid; LLR
n = 1548641 466192 digits Oct 2019 Greg Miller; PSieve; srsieve; PrimeGrid; LLR
n = 1644549 495063 digits Sep 2021 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 5725
max n: 2.373.345
n = 2 5 digits
n = 20 10 digits
n = 56 21 digits
n = 148 49 digits
n = 152 50 digits
n = 220 70 digits
n = 256 81 digits
n = 320 101 digits
n = 1060 323 digits
n = 1498 455 digits
n = 1952 592 digits
n = 2714 821 digits
n = 3308 1000 digits 1993 Jeffrey Young
n = 3776 1141 digits 1993 Jeffrey Young
n = 4748 1434 digits 1993 Jeffrey Young
n = 5768 1741 digits
n = 7748 2337 digits May 1996 Patrick Demichel
n = 8500 2563 digits
n = 18340 5525 digits
n = 22192 6685 digits
n = 118508 35679 digits
n = 202508 60965 digits
n = 227080 68362 digits
n = 253564 76335 digits
n = 307324 92518 digits
n = 340792 102593 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 431266 129828 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 472744 142314 digits Oct 2009 Marion Bauer; srsieve; PrimeGrid; LLR
n = 727276 218936 digits Feb 2012 Ardo van Rangelrooij; PSieve; srsieve; PrimeGrid; LLR
k: 5727
max n: 2.372.789
n = 3 5 digits
n = 10 7 digits
n = 14 8 digits
n = 26 12 digits
n = 30 13 digits
n = 54 21 digits
n = 59 22 digits
n = 84 30 digits
n = 90 31 digits
n = 120 40 digits
n = 124 42 digits
n = 194 63 digits
n = 216 69 digits
n = 243 77 digits
n = 254 81 digits
n = 434 135 digits
n = 651 200 digits
n = 1190 362 digits
n = 1576 479 digits
n = 1704 517 digits
n = 2123 643 digits
n = 2691 814 digits
n = 9854 2971 digits
n = 10830 3264 digits
n = 16056 4838 digits
n = 21586 6502 digits
n = 34914 10514 digits
n = 40139 12087 digits
n = 82816 24934 digits
n = 142570 42922 digits
n = 211114 63556 digits
n = 264504 79628 digits
n = 318474 95874 digits
n = 479036 144208 digits Oct 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 499624 150406 digits May 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 753394 226798 digits Feb 2012 Tom Pepper; PSieve; srsieve; PrimeGrid; LLR
n = 1555330 468205 digits Jan 2020 Roman Krompolc; PSieve; srsieve; PrimeGrid; LLR
n = 2130200 641258 digits Jan 2025 Mark Williams; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2263980 681530 digits Apr 2025 Jonathan Seeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5729
max n: 2.372.806
n = 3 5 digits
n = 5 6 digits
n = 11 8 digits
n = 21 11 digits
n = 23 11 digits
n = 35 15 digits
n = 63 23 digits
n = 77 27 digits
n = 93 32 digits
n = 275 87 digits
n = 473 147 digits
n = 581 179 digits
n = 701 215 digits
n = 1097 334 digits
n = 1523 463 digits
n = 1761 534 digits
n = 2183 661 digits
n = 2667 807 digits
n = 2733 827 digits
n = 3287 994 digits
n = 3617 1093 digits 1993 Jeffrey Young
n = 4575 1381 digits 1993 Jeffrey Young
n = 4931 1489 digits 1993 Jeffrey Young
n = 7037 2123 digits
n = 8627 2601 digits May 1996 Patrick Demichel
n = 9591 2891 digits
n = 15393 4638 digits
n = 19325 5822 digits Oct 1996 Patrick Demichel
n = 32105 9669 digits
n = 45861 13810 digits
n = 56847 17117 digits
n = 82337 24790 digits
n = 140897 42418 digits
n = 195801 58946 digits
n = 257967 77660 digits
n = 500925 150798 digits May 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 576803 173639 digits Nov 2010 Iram Alves dos Santos Filho; PSieve; srsieve; PrimeGrid; LLR
n = 588093 177038 digits Dec 2010 Chris Anderson; PSieve; srsieve; PrimeGrid; LLR
n = 622961 187534 digits Feb 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1037567 312343 digits Jan 2013 Marc Harper; PSieve; srsieve; PrimeGrid; LLR
n = 1793183 539806 digits Jan 2024 Sean Matheis; PPSE; PrimeGrid
n = 2143463 645251 digits Jan 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5731
max n: 2.373.436
n = 16 9 digits
n = 24 11 digits
n = 60 22 digits
n = 112 38 digits
n = 772 237 digits
n = 2392 724 digits
n = 7612 2296 digits
n = 9964 3004 digits
n = 12084 3642 digits
n = 18384 5538 digits
n = 60084 18091 digits Feb 2005 Michael Richard Eaton; FermFact; OpenPFGW; Proth
n = 82240 24761 digits
n = 625996 188448 digits Feb 2011 John R. Bailey; PSieve; srsieve; PrimeGrid; LLR
k: 5733
max n: 2.372.804
n = 1 5 digits
n = 12 8 digits
n = 13 8 digits
n = 16 9 digits
n = 33 14 digits
n = 57 21 digits
n = 61 23 digits
n = 62 23 digits
n = 108 37 digits
n = 112 38 digits
n = 121 41 digits
n = 153 50 digits
n = 256 81 digits
n = 257 82 digits
n = 297 94 digits
n = 310 98 digits
n = 336 105 digits
n = 381 119 digits
n = 592 182 digits
n = 1225 373 digits
n = 1246 379 digits
n = 1361 414 digits
n = 1405 427 digits
n = 3552 1074 digits 1993 Jeffrey Young
n = 4157 1256 digits 1993 Jeffrey Young
n = 4677 1412 digits 1993 Jeffrey Young
n = 5505 1661 digits
n = 6073 1832 digits
n = 7441 2244 digits
n = 7900 2382 digits
n = 8521 2569 digits
n = 10685 3221 digits
n = 10721 3232 digits
n = 10841 3268 digits
n = 11600 3496 digits
n = 17881 5387 digits
n = 18710 5637 digits
n = 25593 7709 digits
n = 26792 8069 digits
n = 34813 10484 digits
n = 65121 19608 digits
n = 75838 22834 digits
n = 87468 26335 digits
n = 89780 27031 digits
n = 156153 47011 digits
n = 171953 51767 digits
n = 200590 60388 digits May 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 220145 66275 digits
n = 234808 70689 digits
n = 546125 164404 digits Sep 2010 Joseph Donohue; PSieve; srsieve; PrimeGrid; LLR
n = 585646 176301 digits Nov 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 818296 246336 digits Apr 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 924398 278276 digits Jun 2012 Matthew Dike; PSieve; srsieve; PrimeGrid; LLR
n = 957721 288307 digits Aug 2012 Timothy D Winslow; PSieve; srsieve; PrimeGrid; LLR
n = 981716 295530 digits Sep 2012 Jörg Meili; PSieve; srsieve; PrimeGrid; LLR
n = 1056798 318132 digits Apr 2013 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 1211333 364652 digits Dec 2013 Erik Rietveld; PSieve; srsieve; PrimeGrid; LLR
n = 1672577 503500 digits Feb 2022 Greg Miller; PSieve; srsieve; PrimeGrid; LLR
n = 1999480 601908 digits Sep 2024 Ward De Ridder; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5735
max n: 2.372.958
n = 1 5 digits
n = 11 8 digits
n = 19 10 digits
n = 69 25 digits
n = 141 47 digits
n = 159 52 digits
n = 379 118 digits
n = 1387 422 digits
n = 1727 524 digits
n = 2365 716 digits
n = 2941 890 digits
n = 3935 1189 digits 1993 Jeffrey Young
n = 5887 1776 digits
n = 6685 2017 digits Mar 1996 Patrick Demichel
n = 6775 2044 digits Mar 1996 Patrick Demichel
n = 10635 3206 digits
n = 12805 3859 digits
n = 26487 7978 digits
n = 28167 8483 digits
n = 60481 18211 digits
n = 84925 25569 digits
n = 106405 32035 digits
n = 135379 40757 digits
n = 158785 47803 digits
n = 180227 54258 digits
n = 639421 192489 digits Feb 2011 Radosław Adamiak; PSieve; srsieve; PrimeGrid; LLR
n = 1099141 330879 digits Jun 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 5737
max n: 2.373.414
n = 8 7 digits
n = 12 8 digits
n = 42 17 digits
n = 78 28 digits
n = 94 33 digits
n = 98 34 digits
n = 132 44 digits
n = 430 134 digits
n = 658 202 digits
n = 704 216 digits
n = 710 218 digits
n = 898 275 digits
n = 1244 379 digits
n = 1438 437 digits
n = 1452 441 digits
n = 16160 4869 digits
n = 22908 6900 digits
n = 39918 12021 digits
n = 69794 21014 digits
n = 138434 41677 digits
n = 220940 66514 digits
n = 222350 66938 digits
n = 289688 87209 digits
n = 330162 99393 digits
n = 418534 125996 digits Oct 2012 Bart Kus; PPSE; PrimeGrid
n = 605654 182324 digits Jan 2011 Dennis Schreiber; PSieve; srsieve; PrimeGrid; LLR
n = 1062152 319744 digits Apr 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
k: 5739
max n: 2.372.392
n = 34 14 digits
n = 46 18 digits
n = 59 22 digits
n = 71 26 digits
n = 86 30 digits
n = 143 47 digits
n = 238 76 digits
n = 419 130 digits
n = 1571 477 digits
n = 2933 887 digits
n = 2945 891 digits
n = 3310 1001 digits 1993 Jeffrey Young
n = 6979 2105 digits Mar 1996 Patrick Demichel
n = 7390 2229 digits May 1996 Patrick Demichel
n = 14033 4229 digits
n = 21610 6510 digits
n = 22418 6753 digits
n = 23741 7151 digits
n = 32498 9787 digits
n = 59386 17881 digits
n = 64043 19283 digits
n = 68891 20743 digits Aug 2000 James Carpenter; Proth
n = 207346 62422 digits
n = 330646 99539 digits
n = 453857 136629 digits May 2009 Alan J Hidy; srsieve; PrimeGrid; LLR
n = 465158 140031 digits May 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 502030 151130 digits Jun 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 546166 164417 digits Sep 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 1262267 379984 digits Apr 2014 SunWoo Lee; PSieve; srsieve; PrimeGrid; LLR
n = 1275854 384075 digits Jun 2014 Tommaso Ferrara; PSieve; srsieve; PrimeGrid; LLR
n = 1290106 388365 digits Aug 2014 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 1394621 419827 digits Mar 2016 Steve Engler; PSieve; srsieve; PrimeGrid; LLR
n = 1545370 465207 digits Sep 2019 Wolfram Glatte; PSieve; srsieve; PrimeGrid; LLR
n = 1728539 520346 digits Jan 2023 Dr. James Scott Brown; PPSE; PrimeGrid
k: 5741
max n: 2.372.010
n = 1 5 digits
n = 5 6 digits
n = 7 6 digits
n = 9 7 digits
n = 11 8 digits
n = 19 10 digits
n = 21 11 digits
n = 25 12 digits
n = 35 15 digits
n = 37 15 digits
n = 67 24 digits
n = 71 26 digits
n = 85 30 digits
n = 175 57 digits
n = 241 77 digits
n = 263 83 digits
n = 313 98 digits
n = 467 145 digits
n = 779 239 digits
n = 815 250 digits
n = 817 250 digits
n = 857 262 digits
n = 959 293 digits
n = 1889 573 digits
n = 4093 1236 digits 1993 Jeffrey Young
n = 4909 1482 digits 1993 Jeffrey Young
n = 6115 1845 digits
n = 6589 1988 digits
n = 8089 2439 digits
n = 9469 2855 digits
n = 14165 4268 digits
n = 18239 5495 digits
n = 25753 7757 digits Oct 1997 Chris Caldwell; Dubner Cruncher
n = 29593 8913 digits
n = 33077 9961 digits
n = 64843 19524 digits
n = 65625 19759 digits
n = 80275 24169 digits
n = 94465 28441 digits
n = 98849 29761 digits
n = 120857 36386 digits
n = 128177 38589 digits
n = 173243 52156 digits
n = 355843 107124 digits May 2012 PPSE; PrimeGrid
n = 362351 109083 digits Feb 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 496643 149509 digits Apr 2010 Steve Martin; srsieve; PrimeGrid; LLR
n = 649609 195556 digits Feb 2011 Michal Skvor; PSieve; srsieve; PrimeGrid; LLR
n = 846487 254822 digits Apr 2012 Bob Goellner; PSieve; srsieve; PrimeGrid; LLR
n = 907337 273140 digits Jun 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1308959 394040 digits Feb 2015 Masumi Hamada; PSieve; srsieve; PrimeGrid; LLR
n = 1399025 421153 digits Mar 2016 Serge Batalov; PSieve; srsieve; PrimeGrid; LLR
n = 1778125 535273 digits Dec 2023 Paweł Dec; PPSE; PrimeGrid
n = 1983213 597011 digits Jul 2024 Michael Millerick; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2137497 643455 digits Jan 2025 Justin Burner; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3437773 1034877 digits Nov 2022 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5743
max n: 2.372.723
n = 2 5 digits
n = 38 16 digits
n = 50 19 digits
n = 168 55 digits
n = 362 113 digits
n = 474 147 digits
n = 578 178 digits
n = 638 196 digits
n = 722 222 digits
n = 726 223 digits
n = 1104 337 digits
n = 3666 1108 digits 1993 Jeffrey Young
n = 6222 1877 digits
n = 8670 2614 digits
n = 10524 3172 digits
n = 10872 3277 digits
n = 14166 4269 digits
n = 22350 6732 digits
n = 32892 9906 digits
n = 44138 13291 digits
n = 44774 13483 digits
n = 52502 15809 digits
n = 67164 20223 digits
n = 78606 23667 digits
n = 116514 35078 digits
n = 195972 58998 digits
n = 536850 161612 digits Jul 2010 Stephan Kirsten; PSieve; srsieve; PrimeGrid; LLR
n = 702822 211575 digits Sep 2011 Robert Long; PSieve; srsieve; PrimeGrid; LLR
n = 1631388 491101 digits Feb 2021 Bruce E. Slade; PSieve; srsieve; PrimeGrid; LLR
k: 5745
max n: 2.372.235
n = 1 5 digits
n = 4 5 digits
n = 10 7 digits
n = 13 8 digits
n = 19 10 digits
n = 78 28 digits
n = 82 29 digits
n = 85 30 digits
n = 90 31 digits
n = 100 34 digits
n = 115 39 digits
n = 126 42 digits
n = 238 76 digits
n = 301 95 digits
n = 366 114 digits
n = 382 119 digits
n = 460 143 digits
n = 493 153 digits
n = 661 203 digits
n = 789 242 digits
n = 910 278 digits
n = 1354 412 digits
n = 1441 438 digits
n = 1851 561 digits
n = 2130 645 digits
n = 3196 966 digits
n = 3366 1018 digits 1993 Jeffrey Young
n = 3394 1026 digits 1993 Jeffrey Young
n = 5814 1754 digits
n = 6868 2072 digits Mar 1996 Patrick Demichel
n = 10591 3192 digits
n = 10942 3298 digits
n = 12034 3627 digits
n = 16795 5060 digits
n = 17361 5230 digits
n = 30150 9080 digits
n = 35221 10607 digits
n = 36658 11039 digits
n = 39565 11915 digits
n = 39772 11977 digits
n = 66001 19873 digits
n = 75826 22830 digits
n = 97924 29482 digits
n = 105406 31735 digits
n = 105958 31901 digits
n = 107421 32341 digits
n = 282586 85071 digits
n = 282733 85115 digits
n = 340219 102420 digits Apr 2012 Olivier Tarnus; PPSE; PrimeGrid
n = 371013 111690 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 1264513 380661 digits May 2014 Matthew Ledford; PSieve; srsieve; PrimeGrid; LLR
n = 1537398 462807 digits May 2019 Jan Kožíšek; PSieve; srsieve; PrimeGrid; LLR
n = 1563994 470813 digits Feb 2020 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
n = 1611349 485069 digits Dec 2020 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
n = 1680319 505831 digits Mar 2022 Benjamin Lynch; PPSE; PrimeGrid
n = 3439450 1035382 digits Nov 2022 Stefan Larsson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5747
max n: 2.371.682
n = 7 6 digits
n = 27 12 digits
n = 43 17 digits
n = 83 29 digits
n = 215 69 digits
n = 615 189 digits
n = 723 222 digits
n = 763 234 digits
n = 1007 307 digits
n = 4967 1499 digits 1993 Jeffrey Young
n = 6995 2110 digits Mar 1996 Patrick Demichel
n = 12387 3733 digits
n = 13063 3937 digits
n = 16659 5019 digits
n = 25907 7803 digits
n = 38923 11721 digits
n = 168483 50723 digits
n = 366443 110315 digits May 2012 PPSE; PrimeGrid
n = 441239 132830 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 813419 244868 digits Mar 2012 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 1535147 462130 digits Apr 2019 Louis Helm; PSieve; srsieve; PrimeGrid; LLR
k: 5749
max n: 2.373.153
n = 42 17 digits
n = 54 21 digits
n = 70 25 digits
n = 82 29 digits
n = 406 126 digits
n = 574 177 digits
n = 654 201 digits
n = 766 235 digits
n = 1482 450 digits
n = 2710 820 digits
n = 15450 4655 digits
n = 16030 4830 digits
n = 23502 7079 digits
n = 26442 7964 digits
n = 38322 11540 digits
n = 102150 30754 digits
n = 126726 38153 digits
n = 413290 124417 digits Sep 2012 Ronny Willig; PPSE; PrimeGrid
n = 450106 135500 digits Apr 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 452010 136073 digits Apr 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
k: 5751
max n: 2.372.200
n = 1 5 digits
n = 8 7 digits
n = 11 8 digits
n = 12 8 digits
n = 13 8 digits
n = 25 12 digits
n = 51 20 digits
n = 53 20 digits
n = 56 21 digits
n = 84 30 digits
n = 92 32 digits
n = 120 40 digits
n = 193 62 digits
n = 404 126 digits
n = 524 162 digits
n = 685 210 digits
n = 848 260 digits
n = 901 275 digits
n = 1155 352 digits
n = 2293 695 digits
n = 2415 731 digits
n = 2431 736 digits
n = 6347 1915 digits
n = 10387 3131 digits
n = 10837 3267 digits
n = 12797 3857 digits
n = 23052 6944 digits
n = 28021 8439 digits
n = 33891 10206 digits
n = 67285 20259 digits
n = 146331 44054 digits
n = 201752 60738 digits
n = 232000 69843 digits
n = 312360 94034 digits
n = 401147 120762 digits Jul 2012 Brook Harste; PPSE; PrimeGrid
n = 482040 145113 digits Oct 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 514911 155008 digits Jun 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 707827 213081 digits Oct 2011 Anonymous; PSieve; srsieve; PrimeGrid; LLR
n = 987641 297314 digits Sep 2012 KaiGerhard Bosch; PSieve; srsieve; PrimeGrid; LLR
n = 1288656 387928 digits Aug 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1397604 420725 digits Mar 2016 Serge Batalov; PSieve; srsieve; PrimeGrid; LLR
n = 1522991 458470 digits Feb 2019 Brendon Gory; PSieve; srsieve; PrimeGrid; LLR
k: 5753
max n: 2.372.824
n = 25 12 digits
n = 29 13 digits
n = 481 149 digits
n = 5677 1713 digits
n = 7445 2245 digits
n = 7781 2347 digits May 1996 Patrick Demichel
n = 8909 2686 digits
n = 25697 7740 digits
n = 31309 9429 digits
n = 113117 34056 digits
n = 315221 94895 digits
n = 369821 111331 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 1371593 412895 digits Dec 2015 Rick van der Hoorn; PSieve; srsieve; PrimeGrid; LLR
k: 5755
max n: 2.373.197
n = 2 5 digits
n = 26 12 digits
n = 30 13 digits
n = 72 26 digits
n = 146 48 digits
n = 242 77 digits
n = 352 110 digits
n = 592 182 digits
n = 692 213 digits
n = 868 266 digits
n = 936 286 digits
n = 2356 713 digits
n = 2670 808 digits
n = 4212 1272 digits 1993 Jeffrey Young
n = 4760 1437 digits 1993 Jeffrey Young
n = 4976 1502 digits 1993 Jeffrey Young
n = 9472 2856 digits
n = 10806 3257 digits
n = 12480 3761 digits
n = 13610 4101 digits
n = 13848 4173 digits
n = 26852 8088 digits
n = 58036 17475 digits
n = 71308 21470 digits
n = 76288 22969 digits
n = 82172 24740 digits
n = 135220 40710 digits
n = 194360 58512 digits
n = 239868 72212 digits
n = 449008 135169 digits Jan 2013 Gary Harris; PPSE; PrimeGrid
n = 683156 205655 digits Aug 2011 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 693736 208840 digits Sep 2011 Gary Craig; PSieve; srsieve; PrimeGrid; LLR
n = 1172628 353000 digits Sep 2013 Kirill Zokov; PSieve; srsieve; PrimeGrid; LLR
n = 1646090 495527 digits Oct 2021 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
k: 5757
max n: 2.372.834
n = 2 5 digits
n = 8 7 digits
n = 12 8 digits
n = 20 10 digits
n = 36 15 digits
n = 44 18 digits
n = 48 19 digits
n = 60 22 digits
n = 74 27 digits
n = 152 50 digits
n = 230 73 digits
n = 270 86 digits
n = 386 120 digits
n = 404 126 digits
n = 468 145 digits
n = 710 218 digits
n = 842 258 digits
n = 1202 366 digits
n = 1400 426 digits
n = 1418 431 digits
n = 1599 486 digits
n = 2190 664 digits
n = 4290 1296 digits 1993 Jeffrey Young
n = 5732 1730 digits
n = 5934 1791 digits
n = 6180 1865 digits
n = 11306 3408 digits
n = 13656 4115 digits
n = 14630 4408 digits
n = 20888 6292 digits
n = 30480 9180 digits
n = 45542 13714 digits
n = 62187 18724 digits
n = 75180 22636 digits
n = 139722 42065 digits
n = 262680 79079 digits
n = 292884 88171 digits
n = 385386 116017 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 560640 168774 digits Oct 2010 Keith Pattenden; PSieve; srsieve; PrimeGrid; LLR
n = 669266 201473 digits Apr 2011 Kingsley Jarrett; PSieve; srsieve; PrimeGrid; LLR
n = 669426 201522 digits Apr 2011 Andrew Gockel; PSieve; srsieve; PrimeGrid; LLR
n = 1132418 340896 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1450227 436566 digits Jun 2017 Lukasz Piotrowski; PSieve; srsieve; PrimeGrid; LLR
n = 1630638 490875 digits Feb 2021 JanPeter Fischer; PSieve; srsieve; PrimeGrid; LLR
k: 5759
max n: 2.372.844
n = 1 5 digits
n = 3 5 digits
n = 19 10 digits
n = 37 15 digits
n = 39 16 digits
n = 63 23 digits
n = 99 34 digits
n = 145 48 digits
n = 219 70 digits
n = 265 84 digits
n = 541 167 digits
n = 1263 384 digits
n = 2035 617 digits
n = 2389 723 digits
n = 3181 962 digits
n = 3343 1011 digits 1993 Jeffrey Young
n = 7911 2386 digits
n = 15885 4786 digits
n = 21091 6353 digits
n = 39643 11938 digits
n = 58339 17566 digits
n = 73483 22125 digits
n = 190695 57409 digits
n = 415153 124978 digits Oct 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 461925 139058 digits Jul 2009 Alan J Hidy; srsieve; PrimeGrid; LLR
n = 672067 202317 digits Jun 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1000227 301103 digits Oct 2010 Dirk Dhuyvetters; PSieve; srsieve; PrimeGrid; LLR
n = 1760047 529831 digits Aug 2023 ZinSig Kim; PPSE; PrimeGrid
k: 5761
max n: 2.372.627
n = 4 5 digits
n = 108 37 digits
n = 244 78 digits
n = 328 103 digits
n = 440 137 digits
n = 916 280 digits
n = 1280 390 digits
n = 2684 812 digits
n = 3700 1118 digits 1993 Jeffrey Young
n = 4716 1424 digits 1993 Jeffrey Young
n = 7220 2178 digits May 1996 Patrick Demichel
n = 41644 12540 digits
n = 56580 17037 digits
n = 91900 27669 digits
n = 123840 37284 digits
k: 5763
max n: 2.372.833
n = 1 5 digits
n = 2 5 digits
n = 5 6 digits
n = 6 6 digits
n = 9 7 digits
n = 12 8 digits
n = 18 10 digits
n = 22 11 digits
n = 42 17 digits
n = 45 18 digits
n = 48 19 digits
n = 54 21 digits
n = 118 40 digits
n = 149 49 digits
n = 173 56 digits
n = 288 91 digits
n = 293 92 digits
n = 509 157 digits
n = 648 199 digits
n = 816 250 digits
n = 2228 675 digits
n = 2394 725 digits
n = 2885 873 digits
n = 3428 1036 digits 1993 Jeffrey Young
n = 5082 1534 digits
n = 5329 1608 digits
n = 6789 2048 digits Mar 1996 Patrick Demichel
n = 8366 2523 digits
n = 11712 3530 digits
n = 18072 5444 digits
n = 36118 10877 digits
n = 50048 15070 digits
n = 58638 17656 digits
n = 59478 17909 digits
n = 72118 21714 digits
n = 97985 29501 digits
n = 101382 30523 digits
n = 103494 31159 digits
n = 134136 40383 digits
n = 171198 51540 digits
n = 216558 65195 digits
n = 249958 75249 digits
n = 287832 86650 digits
n = 411962 124017 digits Sep 2012 PPSE; PrimeGrid
n = 576542 173561 digits Nov 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 1029594 309943 digits Oct 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1231376 370685 digits Jan 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1930826 581241 digits Mar 2024 Charles Jackson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2010632 605265 digits Nov 2024 Michael Millerick; PPSE; PrimeGrid
k: 5765
max n: 2.373.140
n = 7 6 digits
n = 21 11 digits
n = 633 195 digits
n = 823 252 digits
n = 1257 383 digits
n = 11237 3387 digits May 1996 Patrick Demichel
n = 16663 5020 digits
n = 37143 11185 digits
n = 39057 11762 digits
n = 80993 24386 digits
n = 431393 129866 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 1257681 378604 digits Apr 2014 Heinz Durstewitz; PSieve; srsieve; PrimeGrid; LLR
n = 1516759 456594 digits Feb 2019 Alen Kecic; PSieve; srsieve; PrimeGrid; LLR
k: 5767
max n: 2.372.995
n = 14 8 digits
n = 16 9 digits
n = 32 14 digits
n = 44 18 digits
n = 70 25 digits
n = 76 27 digits
n = 86 30 digits
n = 92 32 digits
n = 94 33 digits
n = 1760 534 digits
n = 8486 2559 digits
n = 16688 5028 digits
n = 21590 6503 digits
n = 119752 36053 digits
n = 1406912 423527 digits May 2016 John Chell; PSieve; srsieve; PrimeGrid; LLR
n = 2331248 701780 digits Dec 2025 Ken Preston; PPSE; PrimeGrid
k: 5769
max n: 2.372.806
n = 3 5 digits
n = 5 6 digits
n = 14 8 digits
n = 17 9 digits
n = 22 11 digits
n = 23 11 digits
n = 26 12 digits
n = 45 18 digits
n = 47 18 digits
n = 59 22 digits
n = 65 24 digits
n = 99 34 digits
n = 103 35 digits
n = 123 41 digits
n = 135 45 digits
n = 158 52 digits
n = 193 62 digits
n = 215 69 digits
n = 269 85 digits
n = 297 94 digits
n = 310 98 digits
n = 314 99 digits
n = 323 101 digits
n = 349 109 digits
n = 387 121 digits
n = 470 146 digits
n = 547 169 digits
n = 657 202 digits
n = 662 204 digits
n = 695 213 digits
n = 703 216 digits
n = 769 236 digits
n = 794 243 digits
n = 857 262 digits
n = 1058 323 digits
n = 1258 383 digits
n = 1366 415 digits
n = 1563 475 digits
n = 1757 533 digits
n = 2149 651 digits
n = 2173 658 digits
n = 2199 666 digits
n = 3075 930 digits
n = 3542 1071 digits 1993 Jeffrey Young
n = 10783 3250 digits
n = 11213 3380 digits May 1996 Patrick Demichel
n = 15590 4697 digits
n = 16483 4966 digits
n = 18662 5622 digits
n = 19359 5832 digits
n = 22499 6777 digits
n = 28875 8697 digits
n = 44342 13353 digits
n = 51250 15432 digits
n = 92775 27932 digits
n = 152486 45907 digits
n = 210794 63460 digits
n = 235622 70934 digits
n = 384586 115776 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 430710 129661 digits Dec 2012 Gary Harris; PPSE; PrimeGrid
n = 460915 138754 digits Jul 2009 Bruno Courty; srsieve; PrimeGrid; LLR
n = 1771825 533377 digits Nov 2023 Patrick Schöfer; PPSE; PrimeGrid
n = 1991003 599356 digits Aug 2024 Michael Millerick; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5771
max n: 2.372.806
n = 167 55 digits
n = 173 56 digits
n = 387 121 digits
n = 419 130 digits
n = 437 136 digits
n = 533 165 digits
n = 539 167 digits
n = 1559 474 digits
n = 2301 697 digits
n = 4109 1241 digits 1993 Jeffrey Young
n = 4301 1299 digits 1993 Jeffrey Young
n = 6813 2055 digits Mar 1996 Patrick Demichel
n = 7965 2402 digits
n = 8903 2684 digits
n = 11327 3414 digits
n = 31781 9571 digits
n = 34307 10332 digits
n = 44471 13391 digits
n = 46997 14152 digits
n = 71717 21593 digits
n = 85319 25688 digits
n = 88389 26612 digits
n = 226461 68176 digits
n = 255381 76882 digits
n = 574083 172820 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 819987 246845 digits Apr 2012 Matthias Roll; PSieve; srsieve; PrimeGrid; LLR
k: 5773
max n: 2.372.799
n = 4 5 digits
n = 10 7 digits
n = 84 30 digits
n = 96 33 digits
n = 220 70 digits
n = 244 78 digits
n = 592 182 digits
n = 2584 782 digits
n = 3132 947 digits
n = 6748 2036 digits Mar 1996 Patrick Demichel
n = 9660 2912 digits
n = 12082 3641 digits
n = 19464 5864 digits
n = 28792 8672 digits
n = 41292 12434 digits
n = 47664 14353 digits
n = 63384 19085 digits
n = 64648 19465 digits
n = 100572 30279 digits
n = 695752 209446 digits Sep 2011 Vincent DiGennaro; PSieve; srsieve; PrimeGrid; LLR
k: 5775
max n: 2.372.693
n = 1 5 digits
n = 4 5 digits
n = 7 6 digits
n = 10 7 digits
n = 13 8 digits
n = 16 9 digits
n = 17 9 digits
n = 19 10 digits
n = 21 11 digits
n = 29 13 digits
n = 30 13 digits
n = 43 17 digits
n = 81 29 digits
n = 87 30 digits
n = 114 39 digits
n = 116 39 digits
n = 121 41 digits
n = 151 50 digits
n = 175 57 digits
n = 204 66 digits
n = 228 73 digits
n = 319 100 digits
n = 369 115 digits
n = 401 125 digits
n = 402 125 digits
n = 425 132 digits
n = 445 138 digits
n = 502 155 digits
n = 525 162 digits
n = 535 165 digits
n = 760 233 digits
n = 841 257 digits
n = 896 274 digits
n = 925 283 digits
n = 984 300 digits
n = 1030 314 digits
n = 1065 325 digits
n = 1066 325 digits
n = 1240 378 digits
n = 1335 406 digits
n = 1551 471 digits
n = 1731 525 digits
n = 1905 578 digits
n = 1984 602 digits
n = 2100 636 digits
n = 3633 1098 digits 1993 Jeffrey Young
n = 4291 1296 digits 1993 Jeffrey Young
n = 4612 1393 digits 1993 Jeffrey Young
n = 5265 1589 digits
n = 5907 1782 digits Dec 1998 Bradford James Brown; Proth
n = 6468 1951 digits
n = 6543 1974 digits
n = 6960 2099 digits Mar 1996 Patrick Demichel
n = 8549 2578 digits
n = 8551 2578 digits
n = 9385 2829 digits
n = 10088 3041 digits
n = 10855 3272 digits
n = 14593 4397 digits
n = 15471 4661 digits
n = 15586 4696 digits
n = 16720 5037 digits
n = 18631 5613 digits
n = 19983 6020 digits
n = 20329 6124 digits
n = 21327 6424 digits Oct 1996 Patrick Demichel
n = 26657 8029 digits
n = 27190 8189 digits
n = 33618 10124 digits Nov 1998 David W Linton; Proth
n = 40962 12335 digits Dec 1998 David W Linton; Proth
n = 43900 13219 digits Dec 1998 David W Linton; Proth
n = 45381 13665 digits Dec 1998 David W Linton; Proth
n = 48012 14457 digits Dec 1998 David W Linton; Proth
n = 54883 16526 digits Dec 1998 David W Linton; Proth
n = 69769 21007 digits Feb 1999 David W Linton; Proth
n = 69973 21068 digits Feb 1999 David W Linton; Proth
n = 92793 27938 digits Apr 1999 David W Linton; Proth
n = 95671 28804 digits May 1999 David W Linton; Proth
n = 105847 31867 digits Dec 1998 David W Linton; Proth
n = 121012 36433 digits Dec 1998 David W Linton; Proth
n = 129695 39046 digits Jan 1999 David W Linton; Proth
n = 142579 42925 digits
n = 144927 43632 digits
n = 147034 44266 digits
n = 184398 55514 digits
n = 209265 62999 digits Dec 2002 Tim Casey; Proth
n = 251814 75808 digits Oct 2006 Joseph Bohanon; LLR; OpenPFGW
n = 258177 77723 digits Oct 2006 Joseph Bohanon; LLR; OpenPFGW
n = 284365 85607 digits Oct 2006 Joseph Bohanon; LLR; OpenPFGW
n = 338566 101923 digits Oct 2006 Lennart Vogel; PPSE; PrimeGrid
n = 375104 112922 digits Nov 2006 Joseph Bohanon; LLR; OpenPFGW
n = 383542 115462 digits Nov 2006 Joseph Bohanon; LLR; OpenPFGW
n = 438648 132050 digits Nov 2006 Michael Millerick; PPSE; PrimeGrid
n = 465939 140266 digits Nov 2006 Joseph Bohanon; LLR; OpenPFGW
n = 483844 145656 digits Jan 2007 Joseph Bohanon; LLR; OpenPFGW
n = 499522 150375 digits Jan 2007 Joseph Bohanon; LLR; OpenPFGW
n = 515218 155100 digits Jan 2007 Joseph Bohanon; LLR; OpenPFGW
n = 530395 159669 digits Jan 2007 Joseph Bohanon; LLR; OpenPFGW
n = 614179 184891 digits Jan 2007 Joseph Bohanon; LLR; OpenPFGW
n = 694061 208937 digits Feb 2007 Joseph Bohanon; LLR; OpenPFGW
n = 708795 213373 digits Feb 2007 Joseph Bohanon; LLR; OpenPFGW
n = 876045 263720 digits Jan 2007 Joseph Bohanon; LLR; OpenPFGW
n = 1258855 378957 digits Apr 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1304068 392568 digits Feb 2015 Yuya Mochizuki; PSieve; srsieve; PrimeGrid; LLR
n = 1427829 429824 digits Dec 2016 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 2151087 647546 digits Feb 2025 Dave Sunderland; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2249607 677203 digits Mar 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3329034 1002143 digits Feb 2020 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
k: 5777
max n: 2.372.074
n = 15 9 digits
n = 35 15 digits
n = 219 70 digits
n = 21203 6387 digits
n = 21243 6399 digits
n = 25139 7572 digits
n = 25955 7817 digits
n = 68275 20557 digits
n = 77095 23212 digits
n = 116011 34927 digits
n = 182735 55013 digits
n = 507063 152645 digits May 2010 Bjorn Lindberg; PSieve; srsieve; PrimeGrid; LLR
n = 1686679 507745 digits Apr 2022 PPSE; PrimeGrid
n = 1991395 599474 digits Sep 2024 Dirk Sadowski; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5779
max n: 2.372.833
n = 2 5 digits
n = 18 10 digits
n = 54 21 digits
n = 74 27 digits
n = 102 35 digits
n = 282 89 digits
n = 450 140 digits
n = 546 169 digits
n = 550 170 digits
n = 1378 419 digits
n = 1474 448 digits
n = 1890 573 digits
n = 1902 577 digits
n = 1962 595 digits
n = 2906 879 digits
n = 5010 1512 digits
n = 15806 4762 digits
n = 19474 5867 digits
n = 31310 9430 digits
n = 131762 39669 digits
n = 145110 43687 digits
n = 191898 57771 digits
n = 333494 100396 digits Apr 2012 Bill Sugino; PPSE; PrimeGrid
n = 516762 155565 digits Jun 2010 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
n = 928674 279563 digits Jul 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1759374 529629 digits Aug 2023 Zhiheng Sheng; PPSE; PrimeGrid
k: 5781
max n: 2.372.784
n = 5 6 digits
n = 7 6 digits
n = 8 7 digits
n = 37 15 digits
n = 49 19 digits
n = 67 24 digits
n = 80 28 digits
n = 179 58 digits
n = 248 79 digits
n = 433 135 digits
n = 509 157 digits
n = 707 217 digits
n = 1169 356 digits
n = 1259 383 digits
n = 1429 434 digits
n = 1535 466 digits
n = 1993 604 digits
n = 2149 651 digits
n = 2857 864 digits
n = 3808 1151 digits 1993 Jeffrey Young
n = 4067 1229 digits 1993 Jeffrey Young
n = 4825 1457 digits 1993 Jeffrey Young
n = 7043 2124 digits
n = 12019 3622 digits
n = 13064 3937 digits
n = 17299 5212 digits Jul 1996 Patrick Demichel
n = 59648 17960 digits
n = 66653 20069 digits
n = 111589 33596 digits
n = 241937 72835 digits
n = 318493 95880 digits
n = 376835 113443 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 398453 119951 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 585457 176244 digits Nov 2010 Ian Dickinson; PSieve; srsieve; PrimeGrid; LLR
n = 621904 187216 digits Feb 2011 Darrell Hoffpauir; PSieve; srsieve; PrimeGrid; LLR
n = 654709 197091 digits Mar 2011 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1146623 345172 digits Aug 2013 Fausto Falcone; PSieve; srsieve; PrimeGrid; LLR
n = 1364353 410715 digits Nov 2015 Jesper Hedlund; PSieve; srsieve; PrimeGrid; LLR
n = 1448575 436069 digits May 2017 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
k: 5783
max n: 2.373.312
n = 5 6 digits
n = 33 14 digits
n = 173 56 digits
n = 977 298 digits
n = 1633 496 digits
n = 2421 733 digits
n = 16973 5114 digits
n = 44305 13341 digits
n = 117821 35472 digits
n = 1422325 428167 digits Sep 2016 Andy Barr; PSieve; srsieve; PrimeGrid; LLR
n = 1928693 580599 digits Mar 2024 Charles Jackson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5785
max n: 2.372.981
n = 6 6 digits
n = 14 8 digits
n = 42 17 digits
n = 66 24 digits
n = 158 52 digits
n = 162 53 digits
n = 414 129 digits
n = 512 158 digits
n = 536 166 digits
n = 792 243 digits
n = 1106 337 digits
n = 1392 423 digits
n = 3914 1182 digits 1993 Jeffrey Young
n = 5858 1768 digits
n = 14174 4271 digits
n = 20732 6245 digits
n = 138356 41654 digits
n = 151538 45622 digits
n = 159366 47978 digits
n = 159584 48044 digits
n = 194576 58577 digits
n = 475182 143048 digits Oct 2009 Rune Fredriksen; srsieve; PrimeGrid; LLR
n = 1034078 311293 digits Jan 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1089018 327831 digits Apr 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
k: 5787
max n: 2.372.658
n = 4 5 digits
n = 7 6 digits
n = 12 8 digits
n = 27 12 digits
n = 40 16 digits
n = 48 19 digits
n = 60 22 digits
n = 76 27 digits
n = 78 28 digits
n = 91 32 digits
n = 132 44 digits
n = 168 55 digits
n = 180 58 digits
n = 190 61 digits
n = 199 64 digits
n = 207 67 digits
n = 280 89 digits
n = 579 179 digits
n = 664 204 digits
n = 1032 315 digits
n = 1807 548 digits
n = 2112 640 digits
n = 2212 670 digits
n = 2412 730 digits
n = 2424 734 digits
n = 2619 793 digits
n = 5311 1603 digits
n = 6192 1868 digits
n = 9610 2897 digits
n = 11379 3430 digits
n = 14106 4251 digits
n = 14776 4452 digits
n = 18466 5563 digits
n = 22782 6862 digits
n = 29583 8910 digits
n = 38140 11486 digits
n = 38752 11670 digits
n = 73542 22143 digits
n = 109396 32936 digits
n = 110128 33156 digits
n = 113628 34210 digits
n = 172974 52075 digits
n = 235660 70945 digits
n = 295039 88820 digits
n = 401410 120841 digits Jul 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 499908 150492 digits May 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 724746 218175 digits Nov 2011 John Williams; PSieve; srsieve; PrimeGrid; LLR
n = 909514 273795 digits Jun 2012 Andrei Ryjkov; PSieve; srsieve; PrimeGrid; LLR
n = 1094538 329493 digits May 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1604934 483138 digits Sep 2020 Marijke Veneklaas; PSieve; srsieve; PrimeGrid; LLR
n = 1936246 582872 digits Mar 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2244144 675559 digits Mar 2025 Sebastien Deram; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5789
max n: 2.372.672
n = 1 5 digits
n = 19 10 digits
n = 23 11 digits
n = 35 15 digits
n = 63 23 digits
n = 105 36 digits
n = 135 45 digits
n = 139 46 digits
n = 161 53 digits
n = 183 59 digits
n = 265 84 digits
n = 273 86 digits
n = 351 110 digits
n = 835 256 digits
n = 1089 332 digits
n = 1305 397 digits
n = 2479 751 digits
n = 2883 872 digits
n = 4209 1271 digits 1993 Jeffrey Young
n = 4251 1284 digits 1993 Jeffrey Young
n = 8315 2507 digits
n = 8713 2627 digits
n = 10443 3148 digits
n = 15513 4674 digits
n = 56001 16862 digits
n = 90801 27338 digits
n = 104255 31388 digits
n = 135603 40825 digits
n = 147383 44371 digits
n = 175063 52703 digits
n = 348335 104864 digits Apr 2012 David Yost; PPSE; PrimeGrid
n = 388209 116867 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 478539 144059 digits Nov 2009 Sam Lade; srsieve; PrimeGrid; LLR
n = 595175 179170 digits Dec 2010 Ricky L Hubbard; PSieve; srsieve; PrimeGrid; LLR
n = 805969 242625 digits Mar 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 985401 296640 digits Sep 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1612583 485440 digits Jan 2021 István Jónás; PSieve; srsieve; PrimeGrid; LLR
n = 1645233 495269 digits Oct 2021 Alan Leslie; PSieve; srsieve; PrimeGrid; LLR
k: 5791
max n: 2.373.123
n = 4 5 digits
n = 12 8 digits
n = 20 10 digits
n = 32 14 digits
n = 44 18 digits
n = 72 26 digits
n = 100 34 digits
n = 152 50 digits
n = 188 61 digits
n = 280 89 digits
n = 344 108 digits
n = 508 157 digits
n = 1020 311 digits
n = 1868 567 digits
n = 3944 1192 digits 1993 Jeffrey Young
n = 6040 1822 digits
n = 17948 5407 digits
n = 25268 7611 digits
n = 29696 8944 digits
n = 84200 25351 digits
n = 212084 63848 digits
n = 218604 65811 digits
n = 444736 133883 digits Dec 2012 Rick Reynolds; PPSE; PrimeGrid
n = 465364 140093 digits Jul 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 1450572 436670 digits Jun 2017 Philipp Bliedung; PSieve; srsieve; PrimeGrid; LLR
n = 1628960 490370 digits Feb 2021 Wes Hewitt; PSieve; srsieve; PrimeGrid; LLR
k: 5793
max n: 2.373.235
n = 1 5 digits
n = 2 5 digits
n = 9 7 digits
n = 37 15 digits
n = 40 16 digits
n = 41 17 digits
n = 56 21 digits
n = 60 22 digits
n = 84 30 digits
n = 96 33 digits
n = 116 39 digits
n = 129 43 digits
n = 281 89 digits
n = 409 127 digits
n = 441 137 digits
n = 460 143 digits
n = 636 196 digits
n = 1045 319 digits
n = 1085 331 digits
n = 1381 420 digits
n = 1384 421 digits
n = 1625 493 digits
n = 2450 742 digits
n = 4256 1285 digits 1993 Jeffrey Young
n = 4785 1445 digits 1993 Jeffrey Young
n = 7116 2146 digits May 1996 Patrick Demichel
n = 11792 3554 digits
n = 12817 3863 digits
n = 15257 4597 digits
n = 23517 7084 digits 1996 Patrick Demichel
n = 41409 12470 digits
n = 54866 16521 digits
n = 212724 64041 digits
n = 480204 144560 digits Nov 2009 Thomas Rauch; PSieve; srsieve; PrimeGrid; LLR
n = 893757 269052 digits Jun 2012 Wouter Van der Plas; PSieve; srsieve; PrimeGrid; LLR
n = 968009 291404 digits Aug 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1013586 305124 digits Oct 2012 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1139121 342914 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1605472 483299 digits Sep 2020 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1633981 491882 digits Feb 2021 Greg McDevitt; PSieve; srsieve; PrimeGrid; LLR
n = 1996522 601017 digits Sep 2024 Pavel Belolipetskiy; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5795
max n: 2.373.186
n = 5 6 digits
n = 83 29 digits
n = 101 35 digits
n = 145 48 digits
n = 193 62 digits
n = 235 75 digits
n = 307 97 digits
n = 347 109 digits
n = 445 138 digits
n = 587 181 digits
n = 907 277 digits
n = 1193 363 digits
n = 2521 763 digits
n = 2965 897 digits
n = 5795 1749 digits 1984 Wilfrid Keller
n = 6715 2026 digits Mar 1996 Patrick Demichel
n = 8161 2461 digits May 1996 Patrick Demichel
n = 16033 4831 digits
n = 26825 8079 digits
n = 74291 22368 digits
n = 127307 38327 digits
n = 476213 143359 digits Nov 2009 Oleg Gusynin; srsieve; PrimeGrid; LLR
n = 834937 251345 digits Apr 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 853187 256839 digits May 2012 Masato Nose; PSieve; srsieve; PrimeGrid; LLR
k: 5797
max n: 2.372.817
n = 2 5 digits
n = 4 5 digits
n = 18 10 digits
n = 20 10 digits
n = 22 11 digits
n = 34 14 digits
n = 50 19 digits
n = 102 35 digits
n = 128 43 digits
n = 138 46 digits
n = 200 64 digits
n = 234 75 digits
n = 250 80 digits
n = 464 144 digits
n = 640 197 digits
n = 1062 324 digits
n = 1242 378 digits
n = 1450 441 digits
n = 1654 502 digits
n = 1960 594 digits
n = 2008 609 digits
n = 2070 627 digits
n = 2322 703 digits
n = 2754 833 digits
n = 3856 1165 digits 1993 Jeffrey Young
n = 6410 1934 digits
n = 12458 3754 digits
n = 12884 3883 digits
n = 19252 5800 digits
n = 27022 8139 digits
n = 40654 12242 digits
n = 64230 19339 digits
n = 109330 32916 digits
n = 134838 40595 digits
n = 138674 41749 digits
n = 161298 48560 digits
n = 164048 49388 digits
n = 182490 54939 digits
n = 287596 86579 digits
n = 393514 118464 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 623562 187715 digits Feb 2011 Jason Gledhill; PSieve; srsieve; PrimeGrid; LLR
n = 666258 200568 digits Apr 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 667732 201012 digits Apr 2011 Oleksandr Vynogradov; PSieve; srsieve; PrimeGrid; LLR
n = 933882 281131 digits Jul 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1533258 461561 digits Mar 2019 Edward Snell; PSieve; srsieve; PrimeGrid; LLR
n = 1565056 471133 digits Feb 2020 Bill Michael; PSieve; srsieve; PrimeGrid; LLR
n = 1855534 558576 digits Feb 2024 Ivica Kelava; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5799
max n: 2.373.296
n = 2 5 digits
n = 5 6 digits
n = 9 7 digits
n = 15 9 digits
n = 87 30 digits
n = 95 33 digits
n = 110 37 digits
n = 113 38 digits
n = 117 39 digits
n = 141 47 digits
n = 146 48 digits
n = 149 49 digits
n = 231 74 digits
n = 311 98 digits
n = 351 110 digits
n = 449 139 digits
n = 530 164 digits
n = 621 191 digits
n = 1238 377 digits
n = 2750 832 digits
n = 3062 926 digits
n = 3842 1161 digits 1993 Jeffrey Young
n = 5321 1606 digits
n = 6839 2063 digits Mar 1996 Patrick Demichel
n = 11703 3527 digits
n = 12927 3896 digits
n = 22118 6662 digits
n = 24669 7430 digits
n = 47810 14397 digits
n = 55838 16813 digits
n = 62462 18807 digits
n = 80066 24107 digits
n = 86909 26166 digits
n = 120177 36181 digits
n = 148551 44723 digits
n = 176543 53149 digits
n = 209607 63102 digits
n = 216449 65162 digits
n = 231537 69704 digits
n = 233693 70353 digits
n = 329463 99183 digits
n = 432345 130153 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 486333 146405 digits Jan 2010 Bjorn Lindberg; PSieve; srsieve; PrimeGrid; LLR
n = 1082493 325867 digits Apr 2013 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1245023 374794 digits Feb 2014 Aleksander Makowski; PSieve; srsieve; PrimeGrid; LLR
k: 5801
max n: 2.373.344
n = 15 9 digits
n = 19 10 digits
n = 111 38 digits
n = 117 39 digits
n = 1305 397 digits
n = 1395 424 digits
n = 10419 3141 digits
n = 12367 3727 digits
n = 14329 4318 digits
n = 16095 4849 digits
n = 23625 7116 digits
n = 31057 9353 digits
n = 49689 14962 digits
n = 56199 16922 digits
n = 66031 19882 digits
n = 87219 26260 digits
n = 111639 33611 digits
n = 139455 41984 digits
n = 342577 103130 digits Apr 2012 Vaughan Davies; PPSE; PrimeGrid
k: 5803
max n: 2.372.701
n = 4 5 digits
n = 14 8 digits
n = 30 13 digits
n = 34 14 digits
n = 54 21 digits
n = 192 62 digits
n = 242 77 digits
n = 268 85 digits
n = 344 108 digits
n = 472 146 digits
n = 758 232 digits
n = 880 269 digits
n = 1494 454 digits
n = 2794 845 digits
n = 4324 1306 digits 1993 Jeffrey Young
n = 5024 1517 digits
n = 6664 2010 digits Mar 1996 Patrick Demichel
n = 7578 2285 digits
n = 12722 3834 digits
n = 13094 3946 digits
n = 25938 7812 digits
n = 34340 10342 digits
n = 34374 10352 digits
n = 35730 10760 digits
n = 38324 11541 digits
n = 47100 14183 digits
n = 48668 14655 digits
n = 90632 27287 digits
n = 108644 32709 digits
n = 126580 38109 digits
n = 140168 42199 digits
n = 761188 229145 digits Feb 2012 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 1126400 339084 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 5805
max n: 2.372.782
n = 3 5 digits
n = 8 7 digits
n = 15 9 digits
n = 16 9 digits
n = 18 10 digits
n = 26 12 digits
n = 29 13 digits
n = 35 15 digits
n = 39 16 digits
n = 47 18 digits
n = 53 20 digits
n = 78 28 digits
n = 80 28 digits
n = 84 30 digits
n = 109 37 digits
n = 125 42 digits
n = 198 64 digits
n = 317 100 digits
n = 421 131 digits
n = 458 142 digits
n = 517 160 digits
n = 735 226 digits
n = 1034 316 digits
n = 1355 412 digits
n = 1557 473 digits
n = 1667 506 digits
n = 1724 523 digits
n = 1734 526 digits
n = 2056 623 digits
n = 2128 645 digits
n = 2197 666 digits
n = 2373 719 digits
n = 2893 875 digits
n = 3179 961 digits
n = 4410 1332 digits 1993 Jeffrey Young
n = 4763 1438 digits 1993 Jeffrey Young
n = 5606 1692 digits
n = 7886 2378 digits
n = 7901 2383 digits
n = 10768 3246 digits
n = 15165 4569 digits
n = 18109 5456 digits
n = 18340 5525 digits
n = 18618 5609 digits
n = 19557 5892 digits
n = 26348 7936 digits
n = 33708 10151 digits
n = 34268 10320 digits
n = 35717 10756 digits
n = 37979 11437 digits
n = 39015 11749 digits
n = 42959 12936 digits
n = 48680 14658 digits
n = 67886 20440 digits
n = 78876 23748 digits
n = 100716 30323 digits
n = 102381 30824 digits
n = 109499 32967 digits
n = 128557 38704 digits
n = 156999 47266 digits
n = 188356 56705 digits
n = 201350 60617 digits
n = 218628 65818 digits
n = 255647 76962 digits
n = 289695 87211 digits
n = 304167 91568 digits
n = 312325 94023 digits
n = 351984 105962 digits May 2012 PPSE; PrimeGrid
n = 438445 131989 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 505141 152067 digits May 2010 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
n = 526400 158466 digits Jul 2010 Mathew Steine; PSieve; srsieve; PrimeGrid; LLR
n = 545358 164173 digits Aug 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 642821 193513 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 987605 297303 digits Sep 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1103258 332118 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1109294 333935 digits Jul 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1480300 445619 digits Feb 2018 Eudy Silva; PSieve; srsieve; PrimeGrid; LLR
n = 3424200 1030791 digits Jun 2022 Wolfgang Schwieger; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5807
max n: 2.372.834
n = 3 5 digits
n = 7 6 digits
n = 11 8 digits
n = 19 10 digits
n = 55 21 digits
n = 267 85 digits
n = 303 95 digits
n = 895 274 digits
n = 5087 1536 digits
n = 5331 1609 digits
n = 6715 2026 digits
n = 7219 2177 digits May 1996 Patrick Demichel
n = 8699 2623 digits
n = 22763 6857 digits
n = 34499 10389 digits
n = 46743 14075 digits
n = 48231 14523 digits
n = 48475 14597 digits
n = 91503 27549 digits
n = 198279 59692 digits
n = 198883 59874 digits
n = 417831 125784 digits Oct 2012 Bart Kus; PPSE; PrimeGrid
n = 664375 200001 digits Apr 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 2196299 661156 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5809
max n: 2.373.321
n = 10 7 digits
n = 94 33 digits
n = 118 40 digits
n = 250 80 digits
n = 39866 12005 digits
n = 66346 19976 digits
n = 131662 39638 digits
n = 138374 41659 digits
n = 148694 44766 digits
n = 365210 109943 digits May 2012 PPSE; PrimeGrid
n = 884158 266162 digits May 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
k: 5811
max n: 2.373.108
n = 3 5 digits
n = 12 8 digits
n = 31 14 digits
n = 32 14 digits
n = 44 18 digits
n = 48 19 digits
n = 49 19 digits
n = 61 23 digits
n = 64 24 digits
n = 103 35 digits
n = 168 55 digits
n = 179 58 digits
n = 191 62 digits
n = 208 67 digits
n = 249 79 digits
n = 289 91 digits
n = 361 113 digits
n = 524 162 digits
n = 528 163 digits
n = 568 175 digits
n = 611 188 digits
n = 749 230 digits
n = 925 283 digits
n = 1252 381 digits
n = 1441 438 digits
n = 2063 625 digits
n = 2140 648 digits
n = 2192 664 digits
n = 2376 720 digits
n = 2641 799 digits
n = 2855 864 digits
n = 3339 1009 digits 1993 Jeffrey Young
n = 3380 1022 digits 1993 Jeffrey Young
n = 3575 1080 digits 1993 Jeffrey Young
n = 5103 1540 digits
n = 7228 2180 digits May 1996 Patrick Demichel
n = 7473 2254 digits
n = 10145 3058 digits
n = 13611 4102 digits
n = 16256 4898 digits
n = 44048 13264 digits
n = 62859 18927 digits
n = 72336 21780 digits
n = 84253 25367 digits
n = 101132 30448 digits
n = 104983 31607 digits
n = 185456 55832 digits
n = 197003 59308 digits
n = 246663 74257 digits
n = 253428 76294 digits
n = 284471 85639 digits
n = 324840 97791 digits
n = 442125 133097 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 572820 172440 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 693028 208626 digits Sep 2011 Václav Vinklát; PSieve; srsieve; PrimeGrid; LLR
n = 711528 214196 digits Nov 2011 Daniele Gordini; PSieve; srsieve; PrimeGrid; LLR
n = 712145 214381 digits Nov 2011 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1271548 382778 digits May 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1280612 385507 digits Jun 2014 Sean Maas; PSieve; srsieve; PrimeGrid; LLR
n = 1385508 417084 digits Feb 2016 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1631688 491191 digits Feb 2021 Bob Calvin; PSieve; srsieve; PrimeGrid; LLR
n = 1836996 552995 digits Jan 2024 PPSE; PrimeGrid
n = 1888839 568601 digits Feb 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2074884 624607 digits Jan 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2148069 646637 digits Jan 2025 Hans Joachim Böhm; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3377016 1016587 digits Aug 2021 Seonghwan Kim; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5813
max n: 2.372.528
n = 9 7 digits
n = 273 86 digits
n = 489 151 digits
n = 837 256 digits
n = 23997 7228 digits
n = 163017 49077 digits
k: 5815
max n: 2.372.783
n = 24 11 digits
n = 106 36 digits
n = 214 69 digits
n = 654 201 digits
n = 3930 1187 digits
n = 5472 1652 digits
n = 5790 1747 digits
n = 10560 3183 digits
n = 24510 7383 digits
n = 90210 27160 digits
n = 193194 58161 digits
n = 242034 72864 digits
n = 335622 101037 digits Apr 2012 Stefan Larsson; PPSE; PrimeGrid
n = 441216 132824 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 780120 234844 digits Mar 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 978912 294686 digits Aug 2012 Nikolay Yurgandzhiev; PSieve; srsieve; PrimeGrid; LLR
k: 5817
max n: 2.371.975
n = 2 5 digits
n = 6 6 digits
n = 8 7 digits
n = 11 8 digits
n = 24 11 digits
n = 34 14 digits
n = 40 16 digits
n = 48 19 digits
n = 58 22 digits
n = 64 24 digits
n = 92 32 digits
n = 100 34 digits
n = 110 37 digits
n = 130 43 digits
n = 135 45 digits
n = 146 48 digits
n = 162 53 digits
n = 256 81 digits
n = 276 87 digits
n = 354 111 digits
n = 400 125 digits
n = 440 137 digits
n = 456 142 digits
n = 515 159 digits
n = 822 252 digits
n = 836 256 digits
n = 922 282 digits
n = 996 304 digits
n = 1252 381 digits
n = 1270 387 digits
n = 1312 399 digits
n = 1326 403 digits
n = 1596 485 digits
n = 1720 522 digits
n = 2403 728 digits
n = 2923 884 digits
n = 3152 953 digits
n = 3160 956 digits
n = 3712 1122 digits 1993 Jeffrey Young
n = 3906 1180 digits 1993 Jeffrey Young
n = 4464 1348 digits 1993 Jeffrey Young
n = 4468 1349 digits 1993 Jeffrey Young
n = 4796 1448 digits 1993 Jeffrey Young
n = 5262 1588 digits
n = 6018 1816 digits
n = 6475 1953 digits
n = 8984 2709 digits
n = 10650 3210 digits
n = 17206 5184 digits
n = 19914 5999 digits
n = 23615 7113 digits 1996 Patrick Demichel
n = 25047 7544 digits
n = 27028 8141 digits
n = 29223 8801 digits
n = 29683 8940 digits
n = 35356 10647 digits
n = 39743 11968 digits
n = 41210 12410 digits
n = 55015 16565 digits
n = 55771 16793 digits
n = 72934 21960 digits
n = 126671 38136 digits
n = 130692 39346 digits
n = 139931 42128 digits
n = 173258 52160 digits
n = 200943 60494 digits Jun 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 206371 62128 digits
n = 206848 62272 digits
n = 231018 69548 digits
n = 241188 72609 digits
n = 260892 78541 digits
n = 444764 133892 digits Dec 2012 Patrick Schöfer; PPSE; PrimeGrid
n = 463256 139458 digits Jul 2009 Robert M Weis; srsieve; PrimeGrid; LLR
n = 559695 168489 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 643923 193844 digits Feb 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 944884 284443 digits Jul 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1025392 308678 digits Oct 2012 Masahiro Yoshida; PSieve; srsieve; PrimeGrid; LLR
n = 1125952 338950 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1190371 358342 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2012478 605821 digits Nov 2024 Valter Cavecchia; PPSE; PrimeGrid
k: 5819
max n: 2.372.784
n = 7 6 digits
n = 9 7 digits
n = 59 22 digits
n = 105 36 digits
n = 177 58 digits
n = 273 86 digits
n = 293 92 digits
n = 311 98 digits
n = 391 122 digits
n = 549 170 digits
n = 1355 412 digits
n = 1605 487 digits
n = 1817 551 digits
n = 2793 845 digits
n = 3887 1174 digits 1993 Jeffrey Young
n = 4559 1377 digits 1993 Jeffrey Young
n = 5143 1552 digits
n = 5581 1684 digits
n = 6907 2083 digits
n = 18213 5487 digits
n = 33883 10204 digits
n = 41745 12571 digits
n = 51971 15649 digits
n = 68515 20629 digits
n = 76675 23086 digits
n = 79075 23808 digits
n = 223957 67422 digits
n = 303919 91493 digits
n = 373309 112381 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 925387 278574 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 975025 293516 digits Aug 2012 Radoslaw Szymeczko; PSieve; srsieve; PrimeGrid; LLR
n = 1032407 310790 digits Jan 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1373711 413532 digits Jan 2016 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 1402055 422065 digits Apr 2016 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1534075 461807 digits Mar 2019 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
k: 5821
max n: 2.373.215
n = 12 8 digits
n = 28 13 digits
n = 48 19 digits
n = 832 255 digits
n = 912 279 digits
n = 1308 398 digits
n = 1492 453 digits
n = 2392 724 digits
n = 4836 1460 digits 1993 Jeffrey Young
n = 57648 17358 digits
n = 79468 23927 digits
n = 130468 39279 digits
n = 1363132 410348 digits Oct 2015 William Pomeranke; PSieve; srsieve; PrimeGrid; LLR
k: 5823
max n: 2.372.997
n = 2 5 digits
n = 4 5 digits
n = 16 9 digits
n = 62 23 digits
n = 64 24 digits
n = 68 25 digits
n = 88 31 digits
n = 116 39 digits
n = 146 48 digits
n = 176 57 digits
n = 188 61 digits
n = 200 64 digits
n = 416 129 digits
n = 512 158 digits
n = 1096 334 digits
n = 1316 400 digits
n = 1496 455 digits
n = 1552 471 digits
n = 1634 496 digits
n = 4468 1349 digits 1993 Jeffrey Young
n = 5246 1583 digits
n = 8105 2444 digits
n = 8648 2608 digits
n = 9620 2900 digits
n = 11372 3428 digits
n = 14969 4510 digits
n = 15521 4677 digits
n = 15724 4738 digits
n = 44809 13493 digits
n = 47929 14432 digits
n = 48368 14564 digits
n = 49556 14922 digits
n = 84668 25492 digits
n = 118328 35625 digits
n = 155722 46881 digits
n = 410201 123487 digits Sep 2012 Bart Kus; PPSE; PrimeGrid
n = 572786 172430 digits Nov 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 730706 219969 digits Feb 2012 Eugeny Mamonov; PSieve; srsieve; PrimeGrid; LLR
n = 1338928 403062 digits Apr 2015 Sascha Beat Dinkel; PSieve; srsieve; PrimeGrid; LLR
n = 1997762 601391 digits Sep 2024 Honza Cholt; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2092838 630011 digits Jan 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2277568 685621 digits May 2025 Ian Dickinson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5825
max n: 2.373.040
n = 3 5 digits
n = 7 6 digits
n = 13 8 digits
n = 19 10 digits
n = 21 11 digits
n = 29 13 digits
n = 31 14 digits
n = 35 15 digits
n = 63 23 digits
n = 65 24 digits
n = 107 36 digits
n = 113 38 digits
n = 273 86 digits
n = 299 94 digits
n = 333 105 digits
n = 739 227 digits
n = 1251 381 digits
n = 1289 392 digits
n = 1943 589 digits
n = 2145 650 digits
n = 2183 661 digits
n = 2209 669 digits
n = 2943 890 digits
n = 3959 1196 digits 1993 Jeffrey Young
n = 4471 1350 digits 1993 Jeffrey Young
n = 7969 2403 digits
n = 9895 2983 digits
n = 10133 3055 digits
n = 10711 3229 digits
n = 11141 3358 digits
n = 11371 3427 digits
n = 14493 4367 digits
n = 15277 4603 digits
n = 24355 7336 digits
n = 25183 7585 digits
n = 26933 8112 digits
n = 30531 9195 digits
n = 31395 9455 digits
n = 32839 9890 digits
n = 37019 11148 digits
n = 62003 18669 digits
n = 97241 29277 digits
n = 104007 31313 digits
n = 109393 32935 digits
n = 137735 41467 digits
n = 156397 47084 digits
n = 196481 59151 digits
n = 242863 73113 digits
n = 325701 98050 digits
n = 378783 114029 digits Jun 2012 Charley Gielkens; PPSE; PrimeGrid
n = 564393 169903 digits Oct 2010 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 575613 173281 digits Nov 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 707807 213075 digits Sep 2011 Davor Dundovic; PSieve; srsieve; PrimeGrid; LLR
n = 856721 257903 digits May 2012 René Brückner; PSieve; srsieve; PrimeGrid; LLR
n = 1312823 395203 digits Feb 2015 Konstantin Stanko; PSieve; srsieve; PrimeGrid; LLR
n = 1528821 460225 digits Feb 2019 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1600651 481848 digits Sep 2020 Carlos Loureiro; PSieve; srsieve; PrimeGrid; LLR
n = 1798785 541493 digits Jan 2024 Vaughan Davies; PPSE; PrimeGrid
n = 2203181 663228 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2295423 690995 digits Jul 2025 Michael Millerick; PPSE; PrimeGrid
k: 5827
max n: 2.373.263
n = 18 10 digits
n = 24 11 digits
n = 68 25 digits
n = 128 43 digits
n = 168 55 digits
n = 426 133 digits
n = 1026 313 digits
n = 9264 2793 digits
n = 17856 5379 digits
n = 57524 17321 digits
n = 99236 29877 digits
n = 231908 69816 digits
n = 309288 93109 digits
n = 491724 148028 digits Mar 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 797706 240138 digits Mar 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 893784 269060 digits Jun 2012 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 1182114 355856 digits Oct 2013 Michael Krooß; PSieve; srsieve; PrimeGrid; LLR
k: 5829
max n: 2.372.784
n = 3 5 digits
n = 18 10 digits
n = 19 10 digits
n = 25 12 digits
n = 27 12 digits
n = 54 21 digits
n = 61 23 digits
n = 85 30 digits
n = 91 32 digits
n = 121 41 digits
n = 154 51 digits
n = 193 62 digits
n = 217 70 digits
n = 259 82 digits
n = 373 117 digits
n = 475 147 digits
n = 1537 467 digits
n = 1837 557 digits
n = 2581 781 digits
n = 4794 1447 digits 1993 Jeffrey Young
n = 5818 1756 digits
n = 6435 1941 digits
n = 6577 1984 digits
n = 14043 4232 digits
n = 24123 7266 digits
n = 27715 8347 digits
n = 33934 10219 digits
n = 112923 33997 digits
n = 153378 46176 digits
n = 164923 49651 digits
n = 179958 54177 digits
n = 559555 168447 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1404265 422730 digits Apr 2016 Glenn Hall; PSieve; srsieve; PrimeGrid; LLR
k: 5831
max n: 2.373.148
n = 3 5 digits
n = 21 11 digits
n = 27 12 digits
n = 29 13 digits
n = 47 18 digits
n = 49 19 digits
n = 77 27 digits
n = 81 29 digits
n = 83 29 digits
n = 87 30 digits
n = 231 74 digits
n = 369 115 digits
n = 723 222 digits
n = 783 240 digits
n = 2423 734 digits
n = 3363 1017 digits 1993 Jeffrey Young
n = 6421 1937 digits
n = 8501 2563 digits
n = 9481 2858 digits
n = 148849 44812 digits
n = 240273 72334 digits
n = 372639 112180 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 490689 147716 digits Feb 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 593833 178766 digits Dec 2010 Ricky L Hubbard; PSieve; srsieve; PrimeGrid; LLR
n = 864601 260275 digits May 2012 Andrew Bishop; PSieve; srsieve; PrimeGrid; LLR
n = 958743 288615 digits Aug 2012 Krzysztof Ostaszewski; PSieve; srsieve; PrimeGrid; LLR
n = 960633 289184 digits Aug 2012 Andreas Adolfsson; PSieve; srsieve; PrimeGrid; LLR
n = 1414503 425812 digits Jul 2016 Erik Veit; PSieve; srsieve; PrimeGrid; LLR
n = 1559037 469321 digits Feb 2020 Pete Allivato; PSieve; srsieve; PrimeGrid; LLR
n = 1909001 574671 digits Feb 2024 Timothy D Winslow; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2195507 660918 digits Feb 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5833
max n: 2.373.159
n = 2 5 digits
n = 4 5 digits
n = 8 7 digits
n = 16 9 digits
n = 18 10 digits
n = 44 18 digits
n = 48 19 digits
n = 54 21 digits
n = 56 21 digits
n = 64 24 digits
n = 92 32 digits
n = 110 37 digits
n = 148 49 digits
n = 192 62 digits
n = 268 85 digits
n = 306 96 digits
n = 506 157 digits
n = 816 250 digits
n = 1012 309 digits
n = 1180 359 digits
n = 1836 557 digits
n = 2918 883 digits
n = 3928 1187 digits 1993 Jeffrey Young
n = 4320 1305 digits 1993 Jeffrey Young
n = 5888 1777 digits
n = 8288 2499 digits
n = 14640 4411 digits Feb 1998 Baptiste Heyman; Proth
n = 18600 5603 digits
n = 18710 5637 digits
n = 22080 6651 digits
n = 32616 9823 digits
n = 55936 16843 digits
n = 57798 17403 digits
n = 71372 21489 digits
n = 79370 23897 digits
n = 81146 24432 digits
n = 84054 25307 digits
n = 245524 73914 digits
n = 381088 114723 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 486968 146596 digits Jan 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 927620 279246 digits Jul 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1038788 312711 digits Jan 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1387416 417658 digits Feb 2016 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2062646 620923 digits Jan 2025 Mark Williams; PPSE; PrimeGrid
k: 5835
max n: 2.372.685
n = 3 5 digits
n = 9 7 digits
n = 13 8 digits
n = 16 9 digits
n = 17 9 digits
n = 27 12 digits
n = 28 13 digits
n = 39 16 digits
n = 45 18 digits
n = 56 21 digits
n = 57 21 digits
n = 79 28 digits
n = 85 30 digits
n = 87 30 digits
n = 129 43 digits
n = 145 48 digits
n = 149 49 digits
n = 157 52 digits
n = 190 61 digits
n = 199 64 digits
n = 237 76 digits
n = 284 90 digits
n = 325 102 digits
n = 348 109 digits
n = 377 118 digits
n = 405 126 digits
n = 472 146 digits
n = 630 194 digits
n = 732 225 digits
n = 843 258 digits
n = 1276 388 digits
n = 1675 508 digits
n = 2302 697 digits
n = 2368 717 digits
n = 2470 748 digits
n = 2485 752 digits
n = 2982 902 digits
n = 3749 1133 digits 1993 Jeffrey Young
n = 4709 1422 digits 1993 Jeffrey Young
n = 5004 1511 digits
n = 6958 2099 digits Mar 1996 Patrick Demichel
n = 7657 2309 digits
n = 10089 3041 digits
n = 12294 3705 digits
n = 12792 3855 digits
n = 14364 4328 digits
n = 14935 4500 digits
n = 19425 5852 digits
n = 30739 9258 digits
n = 42212 12711 digits Apr 1999 Tadashi Taura; Proth
n = 42888 12915 digits
n = 42964 12938 digits
n = 45285 13636 digits Apr 1999 Tadashi Taura; Proth
n = 54137 16301 digits
n = 57843 17417 digits
n = 62382 18783 digits
n = 72243 21752 digits
n = 73910 22253 digits
n = 86217 25958 digits
n = 93904 28272 digits
n = 100039 30119 digits
n = 124129 37371 digits
n = 129259 38915 digits
n = 134107 40374 digits
n = 146977 44249 digits
n = 256446 77202 digits
n = 288172 86753 digits
n = 299574 90185 digits
n = 367510 110636 digits May 2012 PPSE; PrimeGrid
n = 428909 129119 digits Nov 2012 Honza Cholt; PPSE; PrimeGrid
n = 537790 161895 digits Jul 2010 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 932745 280788 digits Jul 2012 William Fick; PSieve; srsieve; PrimeGrid; LLR
n = 1088057 327542 digits Apr 2013 Yegor Ryabchikov; PSieve; srsieve; PrimeGrid; LLR
n = 1271037 382625 digits May 2014 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1271108 382646 digits May 2014 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 2078403 625666 digits Jan 2025 Charlie McDonald; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3460515 1041723 digits Feb 2023 Johnathan Chu; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5837
max n: 2.372.970
n = 23 11 digits
n = 47 18 digits
n = 107 36 digits
n = 33967 10229 digits
n = 58151 17509 digits
n = 432091 130077 digits Dec 2012 Kenta Miyakoshi; PPSE; PrimeGrid
n = 1336279 402264 digits Apr 2015 Brad Johnston; PSieve; srsieve; PrimeGrid; LLR
n = 1383187 416385 digits Feb 2016 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 5839
max n: 2.372.865
n = 2 5 digits
n = 94 33 digits
n = 166 54 digits
n = 314 99 digits
n = 1426 434 digits
n = 3874 1170 digits 1993 Jeffrey Young
n = 5282 1594 digits
n = 6094 1839 digits
n = 8494 2561 digits
n = 15670 4721 digits
n = 16022 4827 digits
n = 18690 5631 digits
n = 24454 7366 digits Oct 1998 Baptiste Heyman; Proth
n = 26122 7868 digits
n = 40426 12174 digits
n = 103214 31075 digits
n = 297022 89417 digits
n = 351654 105863 digits May 2012 David Yost; PPSE; PrimeGrid
n = 361862 108936 digits Feb 2009 Randy Wilson; srsieve; PrimeGrid; LLR
n = 834950 251349 digits Apr 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 899606 270813 digits Jun 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1392106 419070 digits Feb 2016 Serge Batalov; PSieve; srsieve; PrimeGrid; LLR
n = 1908102 574400 digits Feb 2024 Howard Abbey; PPSE; PrimeGrid
k: 5841
max n: 2.373.154
n = 8 7 digits
n = 69 25 digits
n = 80 28 digits
n = 107 36 digits
n = 155 51 digits
n = 236 75 digits
n = 491 152 digits
n = 587 181 digits
n = 603 186 digits
n = 656 202 digits
n = 713 219 digits
n = 927 283 digits
n = 1139 347 digits
n = 1319 401 digits
n = 1367 416 digits
n = 1647 500 digits
n = 2187 663 digits
n = 2216 671 digits
n = 2939 889 digits
n = 3083 932 digits
n = 3383 1023 digits 1993 Jeffrey Young
n = 3695 1117 digits 1993 Jeffrey Young
n = 3968 1199 digits 1993 Jeffrey Young
n = 4437 1340 digits 1993 Jeffrey Young
n = 13445 4052 digits
n = 13569 4089 digits
n = 13889 4185 digits
n = 14793 4457 digits
n = 19839 5976 digits Oct 1996 Patrick Demichel
n = 26288 7918 digits
n = 39471 11886 digits
n = 94736 28523 digits
n = 102057 30726 digits
n = 110069 33138 digits
n = 125117 37668 digits
n = 144047 43367 digits
n = 164141 49416 digits
n = 172728 52001 digits
n = 404739 121843 digits Aug 2012 PPSE; PrimeGrid
n = 414179 124685 digits Oct 2012 Ronny Willig; PPSE; PrimeGrid
n = 487664 146806 digits Feb 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 550875 165834 digits Sep 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 954603 287368 digits Jul 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1018167 306503 digits Oct 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1145093 344712 digits Aug 2013 Rauno Jakobson; PSieve; srsieve; PrimeGrid; LLR
k: 5843
max n: 2.372.829
n = 33 14 digits
n = 45 18 digits
n = 117 39 digits
n = 213 68 digits
n = 357 112 digits
n = 597 184 digits
n = 1089 332 digits
n = 369057 111101 digits May 2012 Bart Kus; PPSE; PrimeGrid
k: 5845
max n: 2.372.517
n = 8 7 digits
n = 16 9 digits
n = 22 11 digits
n = 28 13 digits
n = 46 18 digits
n = 90 31 digits
n = 128 43 digits
n = 148 49 digits
n = 166 54 digits
n = 238 76 digits
n = 242 77 digits
n = 272 86 digits
n = 452 140 digits
n = 494 153 digits
n = 620 191 digits
n = 782 240 digits
n = 926 283 digits
n = 1082 330 digits
n = 2646 801 digits
n = 4354 1315 digits 1993 Jeffrey Young
n = 4562 1378 digits 1993 Jeffrey Young
n = 4756 1436 digits 1993 Jeffrey Young
n = 5402 1630 digits
n = 6212 1874 digits
n = 6760 2039 digits Mar 1996 Patrick Demichel
n = 10446 3149 digits
n = 11552 3482 digits
n = 12618 3803 digits
n = 16420 4947 digits
n = 18232 5493 digits
n = 39848 12000 digits
n = 48978 14748 digits
n = 90340 27199 digits
n = 119270 35908 digits
n = 122216 36795 digits
n = 199360 60018 digits
n = 201066 60531 digits
n = 232070 69864 digits
n = 371492 111835 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 377190 113550 digits Jun 2012 Ronny Willig; PPSE; PrimeGrid
n = 392078 118032 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 529246 159323 digits Jul 2010 Bradford Nye; PSieve; srsieve; PrimeGrid; LLR
n = 543606 163646 digits Aug 2010 Keith Pattenden; PSieve; srsieve; PrimeGrid; LLR
n = 1113930 335331 digits Jul 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1497480 450791 digits Jul 2018 Matt Jurach; PSieve; srsieve; PrimeGrid; LLR
n = 2315936 697170 digits Oct 2025 PPSE; PrimeGrid
n = 3366956 1013559 digits May 2021 Ryan Propper; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3479972 1047580 digits Aug 2023 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5847
max n: 2.371.499
n = 4 5 digits
n = 11 8 digits
n = 12 8 digits
n = 19 10 digits
n = 22 11 digits
n = 35 15 digits
n = 39 16 digits
n = 43 17 digits
n = 50 19 digits
n = 114 39 digits
n = 123 41 digits
n = 130 43 digits
n = 142 47 digits
n = 158 52 digits
n = 204 66 digits
n = 251 80 digits
n = 540 167 digits
n = 550 170 digits
n = 690 212 digits
n = 771 236 digits
n = 931 285 digits
n = 971 297 digits
n = 2158 654 digits
n = 2412 730 digits
n = 2484 752 digits
n = 4434 1339 digits 1993 Jeffrey Young
n = 5638 1701 digits
n = 6795 2050 digits
n = 7611 2295 digits
n = 8770 2644 digits
n = 14694 4428 digits
n = 17091 5149 digits
n = 18615 5608 digits
n = 49867 15016 digits
n = 57215 17228 digits
n = 69724 20993 digits
n = 73330 22079 digits
n = 80194 24145 digits
n = 120519 36284 digits
n = 165923 49952 digits
n = 214739 64647 digits
n = 283315 85291 digits
n = 328603 98924 digits
n = 515299 155125 digits Jun 2010 Julen Landa; PSieve; srsieve; PrimeGrid; LLR
n = 571703 172104 digits Nov 2010 Alan J Hidy; PSieve; srsieve; PrimeGrid; LLR
n = 594898 179086 digits Dec 2010 Sami Heikkila; PSieve; srsieve; PrimeGrid; LLR
n = 631775 190187 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 793414 238846 digits Mar 2012 Petr Ruzicka; PSieve; srsieve; PrimeGrid; LLR
n = 1059055 318812 digits Apr 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1260334 379403 digits Apr 2014 Jean Moreau; PSieve; srsieve; PrimeGrid; LLR
n = 1879395 565759 digits Feb 2024 Milan Fňašek; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2024931 609569 digits Dec 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 2115331 636782 digits Jan 2025 Carl Moudy; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5849
max n: 2.372.630
n = 1 5 digits
n = 13 8 digits
n = 15 9 digits
n = 27 12 digits
n = 85 30 digits
n = 99 34 digits
n = 123 41 digits
n = 157 52 digits
n = 181 59 digits
n = 267 85 digits
n = 605 186 digits
n = 629 194 digits
n = 631 194 digits
n = 893 273 digits
n = 1951 592 digits
n = 3849 1163 digits 1993 Jeffrey Young
n = 5757 1737 digits
n = 5823 1757 digits
n = 6441 1943 digits
n = 14893 4488 digits
n = 18803 5665 digits Nov 1997 Henri Lifchitz; Proth
n = 26091 7858 digits
n = 28071 8454 digits
n = 33067 9958 digits
n = 96783 29139 digits
n = 98815 29751 digits
n = 114523 34479 digits
n = 121353 36535 digits
n = 139561 42016 digits
n = 174745 52608 digits
n = 256093 77096 digits
n = 487041 146618 digits Feb 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 499425 150346 digits May 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 565337 170188 digits Oct 2010 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 728223 219221 digits Feb 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1232295 370962 digits Jan 2014 Robert Collins; PSieve; srsieve; PrimeGrid; LLR
n = 1446999 435594 digits Apr 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1476767 444555 digits Feb 2018 Alen Kecic; PSieve; srsieve; PrimeGrid; LLR
n = 1660319 499810 digits Feb 2022 Michael Bowe; PSieve; srsieve; PrimeGrid; LLR
k: 5851
max n: 2.373.187
n = 8 7 digits
n = 284 90 digits
n = 736 226 digits
n = 1028 314 digits
n = 4184 1264 digits 1993 Jeffrey Young
n = 10756 3242 digits
n = 21164 6375 digits
n = 41584 12522 digits
n = 65036 19582 digits
n = 245584 73932 digits
n = 278468 83831 digits
k: 5853
max n: 2.372.841
n = 10 7 digits
n = 17 9 digits
n = 20 10 digits
n = 24 11 digits
n = 29 13 digits
n = 41 17 digits
n = 44 18 digits
n = 68 25 digits
n = 70 25 digits
n = 106 36 digits
n = 154 51 digits
n = 180 58 digits
n = 257 82 digits
n = 270 86 digits
n = 306 96 digits
n = 317 100 digits
n = 368 115 digits
n = 396 123 digits
n = 478 148 digits
n = 668 205 digits
n = 862 264 digits
n = 989 302 digits
n = 1006 307 digits
n = 1114 340 digits
n = 1424 433 digits
n = 1589 483 digits
n = 2237 678 digits
n = 4209 1271 digits 1993 Jeffrey Young
n = 4866 1469 digits 1993 Jeffrey Young
n = 4997 1509 digits 1993 Jeffrey Young
n = 5508 1662 digits
n = 5728 1729 digits
n = 8629 2602 digits May 1996 Patrick Demichel
n = 21773 6559 digits
n = 23756 7156 digits
n = 32958 9926 digits
n = 34001 10240 digits
n = 57469 17304 digits
n = 62353 18774 digits
n = 68609 20658 digits
n = 70318 21172 digits
n = 76860 23141 digits
n = 81216 24453 digits
n = 142129 42789 digits
n = 161548 48635 digits
n = 216421 65153 digits
n = 255173 76819 digits
n = 268782 80916 digits
n = 364320 109676 digits May 2012 PPSE; PrimeGrid
n = 491804 148052 digits Mar 2010 George Ajayi; PSieve; srsieve; PrimeGrid; LLR
n = 598353 180126 digits Jan 2011 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 855497 257535 digits May 2012 John Sheridan; PSieve; srsieve; PrimeGrid; LLR
n = 1054456 317427 digits Mar 2013 Heinz Durstewitz; PSieve; srsieve; PrimeGrid; LLR
n = 1075060 323630 digits Apr 2013 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 1329096 400102 digits Mar 2015 Naoki Yoshioka; PSieve; srsieve; PrimeGrid; LLR
n = 1562688 470420 digits Feb 2020 Tim Terry; PSieve; srsieve; PrimeGrid; LLR
n = 1747356 526011 digits Jun 2023 Vaughan Davies; PPSE; PrimeGrid
n = 1780480 535982 digits Dec 2023 Alan E. Monroe; PPSE; PrimeGrid
n = 1823197 548841 digits Jan 2024 Ricky L Hubbard; PPSE; PrimeGrid
k: 5855
max n: 2.372.890
n = 5 6 digits
n = 15 9 digits
n = 35 15 digits
n = 39 16 digits
n = 41 17 digits
n = 59 22 digits
n = 125 42 digits
n = 159 52 digits
n = 591 182 digits
n = 1379 419 digits
n = 20499 6175 digits
n = 35855 10798 digits
n = 87255 26271 digits
n = 191249 57576 digits
n = 569915 171566 digits Nov 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1295459 389976 digits Sep 2014 Yegor Ryabchikov; PSieve; srsieve; PrimeGrid; LLR
k: 5857
max n: 2.372.841
n = 6 6 digits
n = 22 11 digits
n = 46 18 digits
n = 48 19 digits
n = 156 51 digits
n = 166 54 digits
n = 186 60 digits
n = 262 83 digits
n = 622 192 digits
n = 1312 399 digits
n = 1332 405 digits
n = 3168 958 digits
n = 12952 3903 digits
n = 20586 6201 digits
n = 50160 15104 digits
n = 141202 42510 digits
n = 191412 57625 digits
n = 233482 70289 digits
n = 264892 79745 digits
n = 289516 87157 digits
n = 511878 154095 digits Jun 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 1088386 327641 digits Apr 2013 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1504998 453054 digits Nov 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 5859
max n: 2.372.656
n = 1 5 digits
n = 6 6 digits
n = 11 8 digits
n = 17 9 digits
n = 27 12 digits
n = 30 13 digits
n = 31 14 digits
n = 47 18 digits
n = 73 26 digits
n = 74 27 digits
n = 81 29 digits
n = 85 30 digits
n = 146 48 digits
n = 194 63 digits
n = 195 63 digits
n = 215 69 digits
n = 217 70 digits
n = 235 75 digits
n = 330 104 digits
n = 459 142 digits
n = 834 255 digits
n = 857 262 digits
n = 1502 456 digits
n = 1919 582 digits
n = 2045 620 digits
n = 2441 739 digits
n = 3457 1045 digits 1993 Jeffrey Young
n = 3769 1139 digits 1993 Jeffrey Young
n = 4401 1329 digits 1993 Jeffrey Young
n = 4454 1345 digits 1993 Jeffrey Young
n = 10997 3315 digits
n = 11762 3545 digits
n = 13013 3922 digits
n = 14519 4375 digits
n = 14571 4391 digits
n = 20215 6090 digits
n = 21701 6537 digits
n = 22625 6815 digits
n = 35241 10613 digits Apr 1999 Tadashi Taura; Proth
n = 36173 10893 digits
n = 43482 13094 digits
n = 43883 13214 digits
n = 54901 16531 digits Apr 1999 Tadashi Taura; Proth
n = 69871 21038 digits
n = 84673 25493 digits
n = 92777 27933 digits
n = 108146 32559 digits
n = 125447 37768 digits
n = 136665 41145 digits
n = 185762 55924 digits
n = 256553 77234 digits
n = 273509 82339 digits
n = 280347 84397 digits
n = 314471 94669 digits
n = 320214 96398 digits
n = 358574 107946 digits May 2012 PPSE; PrimeGrid
n = 579655 174498 digits Nov 2010 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 596947 179703 digits Dec 2010 Douglas A. Wood; PSieve; srsieve; PrimeGrid; LLR
n = 694413 209043 digits Sep 2011 Doug Cushing; PSieve; srsieve; PrimeGrid; LLR
n = 839693 252777 digits Apr 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1045867 314842 digits Feb 2013 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 1524537 458936 digits Feb 2019 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1552591 467381 digits Dec 2019 Richard Mortimore; PSieve; srsieve; PrimeGrid; LLR
n = 2073155 624086 digits Jan 2025 Tom Greer; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5861
max n: 2.373.152
n = 3 5 digits
n = 7 6 digits
n = 17 9 digits
n = 25 12 digits
n = 51 20 digits
n = 223 71 digits
n = 247 79 digits
n = 337 106 digits
n = 411 128 digits
n = 571 176 digits
n = 711 218 digits
n = 1767 536 digits
n = 2707 819 digits
n = 4971 1501 digits 1993 Jeffrey Young
n = 6241 1883 digits
n = 7193 2170 digits May 1996 Patrick Demichel
n = 14091 4246 digits
n = 30337 9137 digits
n = 38875 11707 digits
n = 81303 24479 digits
n = 134463 40482 digits
n = 245337 73858 digits
n = 373287 112375 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 512273 154214 digits Jun 2010 Tony Gott; PSieve; srsieve; PrimeGrid; LLR
n = 560023 168588 digits Oct 2010 Charles Morton; PSieve; srsieve; PrimeGrid; LLR
n = 1159873 349161 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1309551 394218 digits Feb 2015 Atis Kozulis; PSieve; srsieve; PrimeGrid; LLR
k: 5863
max n: 2.372.751
n = 4 5 digits
n = 6 6 digits
n = 8 7 digits
n = 12 8 digits
n = 18 10 digits
n = 30 13 digits
n = 44 18 digits
n = 46 18 digits
n = 74 27 digits
n = 82 29 digits
n = 88 31 digits
n = 116 39 digits
n = 118 40 digits
n = 158 52 digits
n = 262 83 digits
n = 292 92 digits
n = 306 96 digits
n = 382 119 digits
n = 408 127 digits
n = 464 144 digits
n = 676 208 digits
n = 962 294 digits
n = 1150 350 digits
n = 1408 428 digits
n = 1908 579 digits
n = 2376 720 digits
n = 2702 818 digits
n = 2810 850 digits
n = 6246 1885 digits
n = 11014 3320 digits
n = 14218 4284 digits
n = 18284 5508 digits
n = 19586 5900 digits
n = 27000 8132 digits Apr 1998 Robert Prethaler; Proth
n = 33146 9982 digits
n = 39788 11982 digits
n = 50592 15234 digits
n = 113768 34252 digits
n = 189538 57061 digits
n = 328440 98875 digits
n = 421658 126936 digits Nov 2012 Ronny Willig; PPSE; PrimeGrid
n = 427892 128813 digits Nov 2012 John Murphy; PPSE; PrimeGrid
n = 506424 152453 digits May 2010 Michael A. Molnar; PSieve; srsieve; PrimeGrid; LLR
n = 872636 262694 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 981818 295561 digits Sep 2012 John ODonnell; PSieve; srsieve; PrimeGrid; LLR
n = 1062908 319971 digits Apr 2013 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1227386 369484 digits Jan 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1249450 376126 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1706884 513828 digits Aug 2022 Vaughan Davies; PPSE; PrimeGrid
k: 5865
max n: 2.372.658
n = 1 5 digits
n = 7 6 digits
n = 8 7 digits
n = 16 9 digits
n = 26 12 digits
n = 32 14 digits
n = 50 19 digits
n = 56 21 digits
n = 119 40 digits
n = 172 56 digits
n = 218 70 digits
n = 242 77 digits
n = 251 80 digits
n = 290 92 digits
n = 326 102 digits
n = 367 115 digits
n = 388 121 digits
n = 988 302 digits
n = 1211 369 digits
n = 1592 484 digits
n = 2257 684 digits
n = 2557 774 digits
n = 3506 1060 digits 1993 Jeffrey Young
n = 4547 1373 digits 1993 Jeffrey Young
n = 6367 1921 digits
n = 10067 3035 digits
n = 17870 5384 digits
n = 22477 6771 digits
n = 23276 7011 digits
n = 27179 8186 digits
n = 33578 10112 digits
n = 35672 10743 digits Apr 1999 Tadashi Taura; Proth
n = 36995 11141 digits
n = 37795 11382 digits
n = 57523 17320 digits
n = 65581 19746 digits
n = 73117 22015 digits
n = 99478 29950 digits
n = 99563 29976 digits
n = 125188 37690 digits
n = 152782 45996 digits
n = 170848 51435 digits
n = 171935 51762 digits
n = 184142 55437 digits
n = 207383 62433 digits
n = 234970 70737 digits
n = 271231 81653 digits
n = 327256 98518 digits
n = 470098 141518 digits Oct 2009 Dave Walker; srsieve; PrimeGrid; LLR
n = 737497 222013 digits Feb 2012 Christian Welte; PSieve; srsieve; PrimeGrid; LLR
n = 820298 246939 digits Apr 2012 Richer Yang; PSieve; srsieve; PrimeGrid; LLR
n = 882625 265701 digits May 2012 Radoslaw Szymeczko; PSieve; srsieve; PrimeGrid; LLR
n = 1614827 486116 digits Jan 2021 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1678487 505279 digits Mar 2022 Bruce E. Slade; PPSE; PrimeGrid
k: 5867
max n: 2.373.455
n = 7 6 digits
n = 39 16 digits
n = 79 28 digits
n = 519 161 digits
n = 5591 1687 digits
n = 11695 3525 digits
n = 21119 6362 digits
n = 35231 10610 digits
n = 426031 128252 digits Nov 2012 Michael Millerick; PPSE; PrimeGrid
n = 1663375 500730 digits Feb 2022 Don Wellck; PSieve; srsieve; PrimeGrid; LLR
k: 5869
max n: 2.373.413
n = 38 16 digits
n = 78 28 digits
n = 174 57 digits
n = 198 64 digits
n = 734 225 digits
n = 20774 6258 digits
n = 94038 28313 digits
k: 5871
max n: 2.372.579
n = 1 5 digits
n = 4 5 digits
n = 9 7 digits
n = 19 10 digits
n = 25 12 digits
n = 60 22 digits
n = 64 24 digits
n = 69 25 digits
n = 97 33 digits
n = 213 68 digits
n = 333 105 digits
n = 336 105 digits
n = 376 117 digits
n = 508 157 digits
n = 703 216 digits
n = 955 292 digits
n = 1129 344 digits
n = 1221 372 digits
n = 1360 414 digits
n = 1495 454 digits
n = 2095 635 digits
n = 2203 667 digits
n = 2929 886 digits
n = 3069 928 digits
n = 3781 1142 digits 1993 Jeffrey Young
n = 5088 1536 digits
n = 5737 1731 digits
n = 6343 1914 digits
n = 6733 2031 digits
n = 6865 2071 digits Mar 1996 Patrick Demichel
n = 11185 3371 digits
n = 14544 4382 digits
n = 18144 5466 digits
n = 25753 7757 digits Oct 1997 Chris Caldwell; Dubner Cruncher
n = 42223 12715 digits
n = 44745 13474 digits
n = 50164 15105 digits
n = 62635 18859 digits
n = 74433 22411 digits
n = 85377 25705 digits
n = 89701 27007 digits
n = 134124 40380 digits
n = 259888 78238 digits
n = 307399 92541 digits
n = 309769 93254 digits
n = 371257 111764 digits May 2012 Michael Becker; PPSE; PrimeGrid
n = 395179 118965 digits Jul 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 446311 134357 digits Jan 2013 Ulrich Fries; PPSE; PrimeGrid
n = 871015 262206 digits May 2012 Andrei Ryjkov; PSieve; srsieve; PrimeGrid; LLR
n = 1208961 363938 digits Dec 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1231561 370741 digits Jan 2014 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 2091529 629617 digits Jan 2025 Greg Miller; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3390268 1020577 digits Dec 2021 Erik Veit; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5873
max n: 2.373.445
n = 21 11 digits
n = 29 13 digits
n = 197 64 digits
n = 5589 1687 digits
n = 6309 1903 digits
n = 7245 2185 digits
n = 9877 2978 digits
n = 11725 3534 digits
n = 114317 34417 digits
n = 114965 34612 digits
n = 245837 74009 digits
n = 804845 242287 digits Mar 2012 Ron Jones; PSieve; srsieve; PrimeGrid; LLR
n = 1793149 539796 digits Jan 2024 John Hall; PPSE; PrimeGrid
n = 3483573 1048664 digits Oct 2023 Uwe Hass; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5875
max n: 2.373.159
n = 6 6 digits
n = 18 10 digits
n = 22 11 digits
n = 34 15 digits
n = 74 27 digits
n = 86 30 digits
n = 98 34 digits
n = 214 69 digits
n = 232 74 digits
n = 258 82 digits
n = 292 92 digits
n = 322 101 digits
n = 386 120 digits
n = 474 147 digits
n = 518 160 digits
n = 586 181 digits
n = 622 192 digits
n = 746 229 digits
n = 914 279 digits
n = 1134 346 digits
n = 1364 415 digits
n = 1850 561 digits
n = 2014 611 digits
n = 2624 794 digits
n = 3548 1072 digits 1993 Jeffrey Young
n = 6028 1819 digits
n = 6640 2003 digits Mar 1996 Patrick Demichel
n = 21628 6515 digits
n = 22394 6746 digits
n = 29002 8735 digits
n = 29414 8859 digits
n = 43238 13020 digits
n = 62974 18961 digits
n = 69890 21043 digits
n = 71324 21475 digits
n = 293918 88482 digits
n = 326954 98427 digits
n = 846224 254743 digits Apr 2012 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 888176 267372 digits May 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1437478 432728 digits Feb 2017 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1502216 452216 digits Sep 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 5877
max n: 2.372.629
n = 2 5 digits
n = 3 5 digits
n = 4 5 digits
n = 8 7 digits
n = 12 8 digits
n = 15 9 digits
n = 19 10 digits
n = 20 10 digits
n = 24 11 digits
n = 52 20 digits
n = 60 22 digits
n = 63 23 digits
n = 75 27 digits
n = 88 31 digits
n = 140 46 digits
n = 148 49 digits
n = 151 50 digits
n = 264 84 digits
n = 372 116 digits
n = 420 131 digits
n = 700 215 digits
n = 730 224 digits
n = 912 279 digits
n = 1118 341 digits
n = 1131 345 digits
n = 1336 406 digits
n = 1346 409 digits
n = 1488 452 digits
n = 1580 480 digits
n = 1792 544 digits
n = 2063 625 digits
n = 2248 681 digits
n = 2252 682 digits
n = 2388 723 digits
n = 3503 1059 digits 1993 Jeffrey Young
n = 4212 1272 digits 1993 Jeffrey Young
n = 4702 1420 digits 1993 Jeffrey Young
n = 4744 1432 digits 1993 Jeffrey Young
n = 4956 1496 digits 1993 Jeffrey Young
n = 5486 1656 digits
n = 8628 2602 digits May 1996 Patrick Demichel
n = 9491 2861 digits
n = 10991 3313 digits
n = 11806 3558 digits
n = 13448 4053 digits
n = 15898 4790 digits
n = 17268 5202 digits
n = 17320 5218 digits
n = 19580 5898 digits
n = 20340 6127 digits
n = 26042 7844 digits
n = 26798 8071 digits
n = 27864 8392 digits
n = 30536 9197 digits 1995 Tony Forbes
n = 78975 23778 digits
n = 82756 24916 digits
n = 84830 25541 digits
n = 123451 37167 digits
n = 132012 39744 digits
n = 143292 43139 digits
n = 176588 53163 digits
n = 271619 81770 digits
n = 274876 82750 digits
n = 284599 85677 digits
n = 300962 90603 digits
n = 306836 92371 digits
n = 310763 93553 digits
n = 799220 240593 digits Mar 2012 Thomaz Santana; PSieve; srsieve; PrimeGrid; LLR
n = 1010720 304261 digits Oct 2012 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1084903 326593 digits Apr 2013 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1864522 561281 digits Feb 2024 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1953708 588129 digits Apr 2024 Greg Miller; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1993220 600023 digits Sep 2024 Riley Fisher; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2112074 635802 digits Jan 2025 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3415419 1028148 digits Apr 2022 Alvaro Morera; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5879
max n: 2.372.896
n = 7 6 digits
n = 13 8 digits
n = 29 13 digits
n = 79 28 digits
n = 119 40 digits
n = 199 64 digits
n = 229 73 digits
n = 239 76 digits
n = 793 243 digits
n = 1109 338 digits
n = 6473 1953 digits
n = 6967 2102 digits Mar 1996 Patrick Demichel
n = 12589 3794 digits
n = 14309 4312 digits
n = 15647 4714 digits
n = 24317 7324 digits
n = 40445 12179 digits
n = 53713 16173 digits Feb 2000 Chris Caldwell; Proth
n = 57683 17369 digits
n = 67427 20302 digits
n = 119855 36084 digits
n = 175493 52833 digits
n = 263549 79340 digits
n = 868393 261417 digits May 2012 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 1397185 420599 digits Mar 2016 Marián Pčolinský; PSieve; srsieve; PrimeGrid; LLR
n = 1430627 430666 digits Jan 2017 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1449757 436425 digits May 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 5881
max n: 2.372.659
n = 156 51 digits
n = 916 280 digits
n = 1044 319 digits
n = 1260 384 digits
n = 14876 4482 digits
n = 115244 34696 digits
n = 650420 195800 digits Feb 2011 Artur Obara; PSieve; srsieve; PrimeGrid; LLR
n = 1738604 523376 digits Apr 2023 Martin Schmidt; PPSE; PrimeGrid
k: 5883
max n: 2.372.012
n = 14 8 digits
n = 17 9 digits
n = 42 17 digits
n = 78 28 digits
n = 104 36 digits
n = 224 72 digits
n = 353 111 digits
n = 762 234 digits
n = 962 294 digits
n = 4358 1316 digits 1993 Jeffrey Young
n = 7073 2133 digits Mar 1996 Patrick Demichel
n = 7673 2314 digits
n = 9765 2944 digits
n = 19706 5936 digits
n = 20456 6162 digits
n = 40833 12296 digits
n = 113288 34107 digits
n = 147645 44450 digits
n = 191313 57595 digits
n = 268730 80900 digits
n = 356040 107183 digits May 2012 PPSE; PrimeGrid
n = 372138 112029 digits May 2012 Bob Hurd; PPSE; PrimeGrid
n = 466688 140491 digits Sep 2009 Andreas Kobara; srsieve; PrimeGrid; LLR
n = 633318 190652 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 653474 196720 digits Mar 2011 Choi Yooil; PSieve; srsieve; PrimeGrid; LLR
n = 858528 258447 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1034846 311524 digits Jan 2013 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1524717 458990 digits Feb 2019 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1538333 463089 digits May 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1716480 516716 digits Nov 2022 PPSE; PrimeGrid
k: 5885
max n: 2.372.882
n = 33 14 digits
n = 39 16 digits
n = 49 19 digits
n = 63 23 digits
n = 97 33 digits
n = 225 72 digits
n = 259 82 digits
n = 3817 1153 digits 1993 Jeffrey Young
n = 8445 2546 digits
n = 18709 5636 digits
n = 40501 12196 digits
n = 76269 22964 digits
n = 88335 26596 digits
n = 129333 38937 digits
n = 180547 54354 digits
n = 188919 56875 digits
n = 419361 126245 digits Oct 2012 Bart Kus; PPSE; PrimeGrid
n = 628309 189144 digits Feb 2011 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 1411741 424981 digits Jul 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1715091 516298 digits Oct 2022 Dr. James Scott Brown; PPSE; PrimeGrid
k: 5887
max n: 2.372.499
n = 2 5 digits
n = 6 6 digits
n = 8 7 digits
n = 10 7 digits
n = 32 14 digits
n = 36 15 digits
n = 86 30 digits
n = 142 47 digits
n = 168 55 digits
n = 218 70 digits
n = 316 99 digits
n = 328 103 digits
n = 356 111 digits
n = 482 149 digits
n = 500 155 digits
n = 566 175 digits
n = 898 275 digits
n = 938 287 digits
n = 1070 326 digits
n = 1162 354 digits
n = 1186 361 digits
n = 1436 437 digits
n = 2962 896 digits
n = 4992 1507 digits 1993 Jeffrey Young
n = 5652 1706 digits
n = 7846 2366 digits
n = 11362 3425 digits
n = 15060 4538 digits
n = 18278 5506 digits
n = 18658 5621 digits
n = 27366 8242 digits
n = 28738 8655 digits
n = 39630 11934 digits
n = 55870 16823 digits
n = 73732 22200 digits
n = 77048 23198 digits
n = 112126 33758 digits
n = 124142 37375 digits
n = 151490 45607 digits
n = 332626 100135 digits Apr 2012 Göran Schmidt; PPSE; PrimeGrid
n = 343388 103374 digits Apr 2012 Adrian Schori; PPSE; PrimeGrid
n = 380240 114468 digits Mar 2009 Honza Cholt; srsieve; PrimeGrid; LLR
n = 391866 117968 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 408680 123029 digits Sep 2012 Ronny Willig; PPSE; PrimeGrid
n = 552386 166289 digits Sep 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 829440 249691 digits Apr 2012 JensOla Ekström; PSieve; srsieve; PrimeGrid; LLR
n = 1349830 406344 digits Aug 2015 Alessandro Puppi; PSieve; srsieve; PrimeGrid; LLR
k: 5889
max n: 2.372.797
n = 1 5 digits
n = 2 5 digits
n = 6 6 digits
n = 7 6 digits
n = 14 8 digits
n = 31 14 digits
n = 34 15 digits
n = 39 16 digits
n = 47 18 digits
n = 78 28 digits
n = 87 30 digits
n = 98 34 digits
n = 177 58 digits
n = 211 68 digits
n = 346 108 digits
n = 401 125 digits
n = 462 143 digits
n = 537 166 digits
n = 538 166 digits
n = 599 185 digits
n = 1714 520 digits
n = 2306 698 digits
n = 2901 878 digits
n = 3414 1032 digits 1993 Jeffrey Young
n = 3862 1167 digits 1993 Jeffrey Young
n = 4258 1286 digits 1993 Jeffrey Young
n = 4278 1292 digits 1993 Jeffrey Young
n = 5514 1664 digits
n = 12931 3897 digits
n = 13778 4152 digits
n = 15014 4524 digits
n = 22638 6819 digits
n = 23419 7054 digits
n = 26754 8058 digits
n = 44458 13387 digits
n = 47037 14164 digits
n = 59082 17790 digits
n = 77378 23297 digits
n = 124782 37567 digits
n = 145922 43931 digits
n = 166497 50125 digits
n = 171651 51676 digits
n = 242119 72889 digits
n = 268161 80729 digits
n = 352531 106127 digits May 2012 Michał Gasewicz; PPSE; PrimeGrid
n = 385786 116137 digits Jun 2012 Adrian Schori; PPSE; PrimeGrid
n = 442342 133162 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 469581 141362 digits Oct 2009 Takanori Morinaga; srsieve; PrimeGrid; LLR
n = 495337 149116 digits
n = 590898 177882 digits Dec 2010 Daishin Ueyama; PSieve; srsieve; PrimeGrid; LLR
n = 625838 188400 digits Feb 2011 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 903389 271951 digits Jun 2012 Michael R. McPherson; PSieve; srsieve; PrimeGrid; LLR
n = 984226 296286 digits Sep 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1210238 364322 digits Dec 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1405618 423137 digits May 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1451446 436933 digits Jun 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1571719 473139 digits Feb 2020 Luca Corlatti; PSieve; srsieve; PrimeGrid; LLR
n = 1581821 476180 digits Jul 2020 Bruce E. Slade; PSieve; srsieve; PrimeGrid; LLR
n = 1902667 572764 digits Feb 2024 Mickaël Carlier; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1947257 586187 digits Apr 2024 Derek Gordon; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5891
max n: 2.372.806
n = 1 5 digits
n = 3 5 digits
n = 25 12 digits
n = 57 21 digits
n = 97 33 digits
n = 191 62 digits
n = 337 106 digits
n = 465 144 digits
n = 687 211 digits
n = 1139 347 digits
n = 1163 354 digits
n = 1591 483 digits
n = 2027 614 digits
n = 3719 1124 digits 1993 Jeffrey Young
n = 5315 1604 digits
n = 6343 1914 digits
n = 7703 2323 digits
n = 12911 3891 digits
n = 14907 4492 digits
n = 17281 5206 digits
n = 18385 5539 digits
n = 18443 5556 digits
n = 32603 9819 digits
n = 64729 19490 digits
n = 103987 31307 digits
n = 171275 51563 digits
n = 244283 73541 digits
n = 252955 76151 digits
n = 390239 117478 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 425545 128106 digits Nov 2012 Ronny Willig; PPSE; PrimeGrid
n = 580681 174807 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 647761 195000 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 677707 204014 digits Aug 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1149793 346126 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1734337 522092 digits Feb 2023 Ryan Propper; PPSE; PrimeGrid
k: 5893
max n: 2.372.947
n = 10 7 digits
n = 58 22 digits
n = 80 28 digits
n = 94 33 digits
n = 530 164 digits
n = 2648 801 digits
n = 19210 5787 digits
n = 31988 9634 digits
n = 45046 13564 digits
n = 149156 44905 digits
n = 218060 65647 digits
n = 221246 66606 digits
n = 1383344 416432 digits Feb 2016 Gary Hayes; PSieve; srsieve; PrimeGrid; LLR
n = 3357490 1010709 digits Feb 2021 Nick Merrylees; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5895
max n: 2.372.830
n = 2 5 digits
n = 3 5 digits
n = 4 5 digits
n = 9 7 digits
n = 16 9 digits
n = 21 11 digits
n = 93 32 digits
n = 107 36 digits
n = 148 49 digits
n = 177 58 digits
n = 199 64 digits
n = 203 65 digits
n = 208 67 digits
n = 232 74 digits
n = 296 93 digits
n = 378 118 digits
n = 391 122 digits
n = 395 123 digits
n = 548 169 digits
n = 867 265 digits
n = 989 302 digits
n = 1313 400 digits
n = 1733 526 digits
n = 2242 679 digits
n = 3058 925 digits
n = 5999 1810 digits
n = 8784 2649 digits
n = 10082 3039 digits
n = 12314 3711 digits
n = 15569 4691 digits
n = 16627 5009 digits
n = 18797 5663 digits
n = 22879 6892 digits
n = 25968 7821 digits
n = 26229 7900 digits
n = 29253 8810 digits
n = 34343 10343 digits Apr 1999 Tadashi Taura; Proth
n = 40067 12066 digits
n = 40468 12186 digits
n = 45554 13717 digits
n = 47442 14286 digits
n = 58722 17681 digits
n = 59731 17985 digits
n = 95361 28711 digits
n = 145576 43827 digits
n = 180951 54476 digits
n = 321083 96660 digits
n = 325241 97912 digits
n = 455575 137146 digits May 2009 Jochen Beck; srsieve; PrimeGrid; LLR
n = 531631 160041 digits Jul 2010 Charles Morton; PSieve; srsieve; PrimeGrid; LLR
n = 585167 176157 digits Nov 2010 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 590043 177625 digits Dec 2010 Laurent Fromentin; PSieve; srsieve; PrimeGrid; LLR
n = 701824 211274 digits Sep 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1664949 501204 digits Feb 2022 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1852328 557611 digits Jan 2024 Alen Kecic; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5897
max n: 2.373.442
n = 22619 6813 digits 1985 Wilfrid Keller
n = 111491 33566 digits Mar 2000 Fumitaka Yura; Proth
n = 1890179 569005 digits Feb 2024 Wolfram Glatte; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5899
max n: 2.372.861
n = 6 6 digits
n = 70 25 digits
n = 1282 390 digits
n = 2554 773 digits
n = 3342 1010 digits 1993 Jeffrey Young
n = 14698 4429 digits
n = 33754 10165 digits
n = 63850 19225 digits
k: 5901
max n: 2.373.038
n = 5 6 digits
n = 7 6 digits
n = 9 7 digits
n = 16 9 digits
n = 23 11 digits
n = 25 12 digits
n = 28 13 digits
n = 45 18 digits
n = 100 34 digits
n = 104 36 digits
n = 127 43 digits
n = 160 52 digits
n = 164 54 digits
n = 167 55 digits
n = 184 60 digits
n = 255 81 digits
n = 265 84 digits
n = 273 86 digits
n = 313 98 digits
n = 404 126 digits
n = 565 174 digits
n = 1420 432 digits
n = 1897 575 digits
n = 2569 778 digits
n = 2948 892 digits
n = 3463 1047 digits 1993 Jeffrey Young
n = 3953 1194 digits 1993 Jeffrey Young
n = 4253 1285 digits 1993 Jeffrey Young
n = 8095 2441 digits
n = 15489 4667 digits
n = 17989 5419 digits
n = 22756 6855 digits
n = 25576 7703 digits
n = 42623 12835 digits
n = 44320 13346 digits
n = 45353 13657 digits
n = 67585 20349 digits
n = 100897 30377 digits
n = 104375 31424 digits
n = 935896 281737 digits Jul 2012 Ed Braaten; PSieve; srsieve; PrimeGrid; LLR
n = 1957477 589264 digits Apr 2024 Nicholas Yakubchak; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5903
max n: 2.373.080
n = 1 5 digits
n = 25 12 digits
n = 49 19 digits
n = 97 33 digits
n = 917 280 digits
n = 4069 1229 digits 1993 Jeffrey Young
n = 16441 4954 digits
n = 18289 5510 digits
n = 20821 6272 digits
n = 74465 22420 digits
n = 122677 36934 digits
n = 150357 45266 digits
n = 239353 72057 digits
n = 729441 219588 digits Feb 2012 Dmitry Domanov; PSieve; srsieve; PrimeGrid; LLR
n = 1053349 317094 digits Mar 2013 Paul Mugford; PSieve; srsieve; PrimeGrid; LLR
n = 1977297 595230 digits Jul 2024 Anand Bhat; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5905
max n: 2.373.177
n = 32 14 digits
n = 44 18 digits
n = 100 34 digits
n = 102 35 digits
n = 164 54 digits
n = 248 79 digits
n = 478 148 digits
n = 748 229 digits
n = 3072 929 digits
n = 4868 1470 digits 1993 Jeffrey Young
n = 8312 2506 digits
n = 12572 3789 digits
n = 14828 4468 digits
n = 20720 6242 digits
n = 336594 101329 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 380728 114615 digits Mar 2009 Steven Harvey; srsieve; PrimeGrid; LLR
n = 397352 119619 digits Jul 2012 Frank Matillek; PPSE; PrimeGrid
n = 2043234 615079 digits Jan 2025 Mark Williams; PPSE; PrimeGrid
k: 5907
max n: 2.372.671
n = 2 5 digits
n = 4 5 digits
n = 7 6 digits
n = 10 7 digits
n = 16 9 digits
n = 22 11 digits
n = 23 11 digits
n = 47 18 digits
n = 68 25 digits
n = 70 25 digits
n = 95 33 digits
n = 100 34 digits
n = 212 68 digits
n = 583 180 digits
n = 896 274 digits
n = 1066 325 digits
n = 1156 352 digits
n = 1616 491 digits
n = 1735 527 digits
n = 3590 1085 digits 1993 Jeffrey Young
n = 4216 1273 digits 1993 Jeffrey Young
n = 6802 2052 digits Mar 1996 Patrick Demichel
n = 10660 3213 digits
n = 11234 3386 digits May 1996 Patrick Demichel
n = 12284 3702 digits
n = 18884 5689 digits
n = 20020 6031 digits
n = 20435 6156 digits
n = 20935 6306 digits
n = 21686 6532 digits Oct 1996 Patrick Demichel
n = 22435 6758 digits
n = 22703 6839 digits
n = 27599 8312 digits
n = 34768 10470 digits
n = 40070 12067 digits
n = 52120 15694 digits Mar 1999 Tadashi Taura; Proth
n = 61780 18602 digits
n = 76871 23145 digits
n = 92063 27718 digits
n = 100304 30199 digits
n = 142568 42922 digits
n = 178250 53663 digits
n = 432928 130329 digits Dec 2012 Nikolaos Derziotis; PPSE; PrimeGrid
n = 547807 164911 digits Sep 2010 Mathias Striecks; PSieve; srsieve; PrimeGrid; LLR
n = 553990 166772 digits Oct 2010 Serge Grondin; PSieve; srsieve; PrimeGrid; LLR
n = 570538 171753 digits Nov 2010 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 650636 195865 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 689494 207563 digits Aug 2011 Mark Doom; PSieve; srsieve; PrimeGrid; LLR
n = 691376 208129 digits Sep 2011 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 781187 235165 digits Mar 2012 Joni Myyryläinen; PSieve; srsieve; PrimeGrid; LLR
n = 1524172 458826 digits Feb 2019 Vince Splain; PSieve; srsieve; PrimeGrid; LLR
n = 2162528 650990 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2291323 689761 digits Jul 2025 Peter Zeng; PPSE; PrimeGrid
k: 5909
max n: 2.373.274
n = 9 7 digits
n = 13 8 digits
n = 27 12 digits
n = 33 14 digits
n = 41 17 digits
n = 49 19 digits
n = 59 22 digits
n = 73 26 digits
n = 107 36 digits
n = 267 85 digits
n = 311 98 digits
n = 339 106 digits
n = 387 121 digits
n = 881 269 digits
n = 985 301 digits
n = 1013 309 digits
n = 1091 333 digits
n = 1179 359 digits
n = 1313 400 digits
n = 1479 449 digits
n = 1875 569 digits
n = 2385 722 digits
n = 3125 945 digits
n = 3929 1187 digits
n = 4115 1243 digits 1993 Jeffrey Young
n = 4757 1436 digits 1993 Jeffrey Young
n = 6327 1909 digits
n = 6785 2047 digits
n = 6873 2073 digits Mar 1996 Patrick Demichel
n = 7201 2172 digits
n = 10679 3219 digits
n = 11749 3541 digits
n = 12219 3683 digits
n = 16325 4919 digits
n = 19559 5892 digits
n = 25789 7768 digits
n = 50801 15297 digits
n = 63435 19100 digits
n = 66541 20035 digits
n = 80077 24110 digits
n = 92199 27759 digits
n = 525959 158334 digits Jul 2010 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
n = 557581 167853 digits Oct 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 1145461 344822 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1148401 345707 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1721529 518236 digits Nov 2022 Gregory Bennett; PPSE; PrimeGrid
k: 5911
max n: 2.372.831
n = 84 30 digits
n = 96 33 digits
n = 264 84 digits
n = 300 95 digits
n = 1724 523 digits
n = 2700 817 digits
n = 4212 1272 digits 1993 Jeffrey Young
n = 4344 1312 digits 1993 Jeffrey Young
n = 22812 6871 digits
n = 35856 10798 digits
n = 51888 15624 digits
n = 219804 66172 digits
n = 290228 87372 digits
n = 373968 112580 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 738336 222266 digits Feb 2012 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 1132788 341007 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 5913
max n: 2.372.859
n = 1 5 digits
n = 9 7 digits
n = 18 10 digits
n = 21 11 digits
n = 28 13 digits
n = 34 15 digits
n = 174 57 digits
n = 294 93 digits
n = 640 197 digits
n = 774 237 digits
n = 789 242 digits
n = 1425 433 digits
n = 1489 453 digits
n = 2173 658 digits
n = 2484 752 digits
n = 7560 2280 digits
n = 12709 3830 digits
n = 12844 3871 digits
n = 14505 4371 digits
n = 15850 4776 digits
n = 20125 6063 digits
n = 25533 7690 digits
n = 27954 8419 digits
n = 29904 9006 digits
n = 34128 10278 digits
n = 35889 10808 digits
n = 55561 16730 digits
n = 108120 32552 digits
n = 114054 34338 digits
n = 158953 47854 digits
n = 163041 49085 digits
n = 164605 49555 digits
n = 167020 50282 digits
n = 227841 68591 digits
n = 247450 74494 digits
n = 254101 76496 digits
n = 278985 83987 digits
n = 324549 97703 digits
n = 349485 105210 digits Apr 2012 David Yost; PPSE; PrimeGrid
n = 656770 197712 digits Mar 2011 Moritz Klickermann; PSieve; srsieve; PrimeGrid; LLR
n = 1289424 388160 digits Aug 2014 Bill Brandt-Gasuen; PSieve; srsieve; PrimeGrid; LLR
n = 1765065 531342 digits Oct 2023 Grzegorz Granowski; PPSE; PrimeGrid
k: 5915
max n: 2.372.474
n = 1 5 digits
n = 25 12 digits
n = 27 12 digits
n = 29 13 digits
n = 35 15 digits
n = 99 34 digits
n = 101 35 digits
n = 129 43 digits
n = 153 50 digits
n = 289 91 digits
n = 453 141 digits
n = 457 142 digits
n = 509 157 digits
n = 603 186 digits
n = 641 197 digits
n = 795 244 digits
n = 849 260 digits
n = 1091 333 digits
n = 1389 422 digits
n = 2835 858 digits
n = 2859 865 digits
n = 3421 1034 digits 1993 Jeffrey Young
n = 3767 1138 digits 1993 Jeffrey Young
n = 6975 2104 digits Mar 1996 Patrick Demichel
n = 7381 2226 digits May 1996 Patrick Demichel
n = 11661 3515 digits
n = 15641 4713 digits
n = 24811 7473 digits
n = 32281 9722 digits
n = 41717 12562 digits
n = 50807 15299 digits
n = 63873 19232 digits
n = 68679 20679 digits
n = 98067 29525 digits
n = 176313 53080 digits
n = 300753 90540 digits
n = 374331 112689 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 416741 125456 digits Oct 2012 Claude Dulaurens; PPSE; PrimeGrid
n = 451575 135942 digits May 2009 Mark Codding; srsieve; PrimeGrid; LLR
n = 474253 142769 digits Nov 2009 Mike Parker; srsieve; PrimeGrid; LLR
n = 558827 168228 digits Oct 2010 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 628365 189161 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 712289 214425 digits Nov 2011 Robert Long; PSieve; srsieve; PrimeGrid; LLR
n = 743893 223938 digits Feb 2012 Eli T. Drumm; PSieve; srsieve; PrimeGrid; LLR
n = 986077 296843 digits Sep 2012 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1442539 434252 digits Feb 2017 Franz-Xaver Harvanek; PSieve; srsieve; PrimeGrid; LLR
n = 1591715 479158 digits Sep 2020 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1899399 571780 digits Feb 2024 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1901845 572517 digits Feb 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5917
max n: 2.373.325
n = 2 5 digits
n = 22 11 digits
n = 72 26 digits
n = 146 48 digits
n = 166 54 digits
n = 202 65 digits
n = 224 72 digits
n = 424 132 digits
n = 482 149 digits
n = 696 214 digits
n = 912 279 digits
n = 3126 945 digits
n = 6862 2070 digits Mar 1996 Patrick Demichel
n = 6914 2086 digits
n = 11594 3494 digits
n = 33064 9958 digits
n = 33246 10012 digits
n = 102562 30879 digits
n = 116946 35209 digits
n = 120486 36274 digits
n = 133734 40262 digits
n = 187406 56419 digits
n = 254694 76675 digits
n = 458062 137895 digits Jun 2009 Alan J Hidy; srsieve; PrimeGrid; LLR
n = 565914 170361 digits Oct 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 706782 212767 digits Sep 2011 Takeshi Nakamura; PSieve; srsieve; PrimeGrid; LLR
n = 839504 252720 digits Apr 2012 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 1408544 424018 digits Jun 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 5919
max n: 2.372.360
n = 1 5 digits
n = 2 5 digits
n = 3 5 digits
n = 6 6 digits
n = 7 6 digits
n = 13 8 digits
n = 17 9 digits
n = 18 10 digits
n = 22 11 digits
n = 62 23 digits
n = 70 25 digits
n = 77 27 digits
n = 78 28 digits
n = 106 36 digits
n = 330 104 digits
n = 398 124 digits
n = 433 135 digits
n = 546 169 digits
n = 577 178 digits
n = 626 193 digits
n = 638 196 digits
n = 698 214 digits
n = 1382 420 digits
n = 2227 675 digits
n = 2593 785 digits
n = 2742 830 digits
n = 3081 932 digits
n = 4267 1289 digits 1993 Jeffrey Young
n = 7162 2160 digits
n = 7827 2360 digits
n = 8166 2462 digits May 1996 Patrick Demichel
n = 11138 3357 digits
n = 11353 3422 digits
n = 12222 3683 digits
n = 14083 4244 digits
n = 16167 4871 digits
n = 18706 5635 digits
n = 24221 7296 digits
n = 25206 7592 digits
n = 27331 8232 digits
n = 31278 9420 digits
n = 155177 46717 digits
n = 170413 51304 digits
n = 213067 64144 digits
n = 278786 83927 digits
n = 379166 114145 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 390702 117617 digits Jul 2012 PPSE; PrimeGrid
n = 508417 153053 digits May 2010 Jochen Beck; PSieve; srsieve; PrimeGrid; LLR
n = 753017 226685 digits Feb 2012 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 761146 229132 digits Feb 2012 Ulrich Hartel; PSieve; srsieve; PrimeGrid; LLR
n = 892458 268661 digits Jun 2012 Steffen Gröger; PSieve; srsieve; PrimeGrid; LLR
n = 1076743 324136 digits Apr 2013 David Yost; PSieve; srsieve; PrimeGrid; LLR
n = 1097990 330532 digits Jun 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1504182 452808 digits Oct 2018 Alexey Simbarsky; PSieve; srsieve; PrimeGrid; LLR
k: 5921
max n: 2.372.638
n = 5 6 digits
n = 29 13 digits
n = 83 29 digits
n = 3143 950 digits
n = 6161 1859 digits
n = 6569 1982 digits
n = 7745 2336 digits May 1996 Patrick Demichel
n = 25355 7637 digits
n = 43579 13123 digits
n = 60059 18084 digits
n = 106655 32111 digits
n = 109739 33039 digits
n = 127519 38391 digits
n = 193471 58245 digits
n = 354439 106701 digits May 2012 David Yost; PPSE; PrimeGrid
n = 934915 281442 digits Jul 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1442741 434313 digits Feb 2017 Rene Schick; PSieve; srsieve; PrimeGrid; LLR
k: 5923
max n: 2.372.775
n = 6 6 digits
n = 8 7 digits
n = 10 7 digits
n = 12 8 digits
n = 24 11 digits
n = 36 15 digits
n = 40 16 digits
n = 50 19 digits
n = 192 62 digits
n = 202 65 digits
n = 298 94 digits
n = 328 103 digits
n = 346 108 digits
n = 454 141 digits
n = 466 145 digits
n = 664 204 digits
n = 1306 397 digits
n = 1842 559 digits
n = 1908 579 digits
n = 2206 668 digits
n = 3696 1117 digits 1993 Jeffrey Young
n = 3912 1182 digits 1993 Jeffrey Young
n = 8324 2510 digits
n = 9644 2907 digits
n = 10142 3057 digits
n = 10422 3142 digits
n = 12356 3724 digits
n = 12758 3845 digits
n = 29986 9031 digits
n = 31030 9345 digits
n = 34322 10336 digits
n = 48286 14540 digits
n = 76998 23183 digits
n = 83866 25250 digits
n = 98748 29730 digits
n = 109556 32984 digits
n = 133132 40081 digits
n = 153320 46158 digits
n = 206266 62097 digits
n = 240992 72550 digits
n = 251712 75777 digits
n = 283846 85450 digits
n = 404414 121745 digits Aug 2012 Frank Matillek; PPSE; PrimeGrid
n = 489586 147384 digits Feb 2010 Choi Yooil; PSieve; srsieve; PrimeGrid; LLR
n = 606922 182706 digits Jan 2011 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 689452 207550 digits Sep 2011 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 766206 230655 digits Feb 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 839278 252652 digits Apr 2012 Ron Eunson; PSieve; srsieve; PrimeGrid; LLR
n = 1346848 405446 digits Jul 2015 Shaun Cox; PSieve; srsieve; PrimeGrid; LLR
n = 1582122 476270 digits Jul 2020 Edward McKernan; PSieve; srsieve; PrimeGrid; LLR
n = 1738134 523235 digits Apr 2023 Yegor Ryabchikov; PPSE; PrimeGrid
k: 5925
max n: 2.367.971
n = 15 9 digits
n = 30 13 digits
n = 35 15 digits
n = 42 17 digits
n = 47 18 digits
n = 63 23 digits
n = 65 24 digits
n = 89 31 digits
n = 123 41 digits
n = 153 50 digits
n = 159 52 digits
n = 350 110 digits
n = 585 180 digits
n = 623 192 digits
n = 654 201 digits
n = 801 245 digits
n = 993 303 digits
n = 2145 650 digits
n = 2532 766 digits
n = 2715 822 digits
n = 4536 1370 digits 1993 Jeffrey Young
n = 5784 1745 digits
n = 8673 2615 digits
n = 11175 3368 digits
n = 19572 5896 digits
n = 25697 7740 digits
n = 31185 9392 digits
n = 35202 10601 digits
n = 54659 16458 digits Mar 1999 Tadashi Taura; Proth
n = 72081 21703 digits
n = 98937 29787 digits
n = 153062 46081 digits
n = 163689 49280 digits
n = 192993 58101 digits
n = 241545 72717 digits
n = 291516 87759 digits
n = 1022202 307718 digits Oct 2012 Paul Rodriguez; PSieve; srsieve; PrimeGrid; LLR
n = 1224804 368707 digits Jan 2014 Andreas Adolfsson; PSieve; srsieve; PrimeGrid; LLR
n = 1747386 526020 digits Jun 2023 Yegor Ryabchikov; PPSE; PrimeGrid
n = 1793316 539846 digits Jan 2024 PPSE; PrimeGrid
n = 3477009 1046688 digits Jul 2023 Alex Meister; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5927
max n: 2.373.230
n = 3 5 digits
n = 15 9 digits
n = 31 14 digits
n = 43 17 digits
n = 63 23 digits
n = 387 121 digits
n = 4587 1385 digits 1993 Jeffrey Young
n = 15763 4749 digits
n = 80055 24103 digits
n = 90991 27395 digits
n = 247707 74572 digits
k: 5929
max n: 2.373.394
n = 10 7 digits
n = 58 22 digits
n = 1850 561 digits
n = 21538 6488 digits
n = 117626 35413 digits
n = 474778 142927 digits Jul 2007 Michael Gillion; NewPGen; LLR
n = 783914 235986 digits Mar 2012 Patrick Zeczycki; PSieve; srsieve; PrimeGrid; LLR
n = 1087546 327388 digits Apr 2013 Jianwen Ling; PSieve; srsieve; PrimeGrid; LLR
k: 5931
max n: 2.372.492
n = 1 5 digits
n = 8 7 digits
n = 16 9 digits
n = 19 10 digits
n = 35 15 digits
n = 37 15 digits
n = 41 17 digits
n = 59 22 digits
n = 81 29 digits
n = 249 79 digits
n = 285 90 digits
n = 293 92 digits
n = 513 159 digits
n = 643 198 digits
n = 755 232 digits
n = 1795 545 digits
n = 2301 697 digits
n = 3003 908 digits
n = 3213 971 digits
n = 3256 984 digits
n = 4121 1245 digits 1993 Jeffrey Young
n = 4235 1279 digits 1993 Jeffrey Young
n = 4273 1291 digits 1993 Jeffrey Young
n = 5091 1537 digits
n = 6917 2086 digits
n = 8339 2515 digits
n = 8475 2556 digits
n = 14003 4220 digits
n = 15017 4525 digits
n = 15859 4778 digits
n = 18577 5597 digits
n = 27673 8335 digits
n = 49692 14963 digits
n = 83385 25106 digits
n = 89523 26953 digits
n = 120171 36179 digits
n = 124659 37530 digits
n = 149659 45056 digits
n = 173420 52209 digits
n = 209437 63051 digits
n = 212476 63966 digits
n = 351701 105877 digits May 2012 David Yost; PPSE; PrimeGrid
n = 355717 107086 digits May 2012 PPSE; PrimeGrid
n = 498177 149970 digits Apr 2010 Justin Van Klein; PSieve; srsieve; PrimeGrid; LLR
n = 538285 162044 digits Aug 2010 Axel Höpstein; PSieve; srsieve; PrimeGrid; LLR
n = 641965 193255 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 793435 238852 digits Mar 2012 Gerd Verbouwe; PSieve; srsieve; PrimeGrid; LLR
n = 1268949 381996 digits May 2014 Xin Qi; PSieve; srsieve; PrimeGrid; LLR
n = 1425060 428990 digits Nov 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 5933
max n: 2.372.784
n = 1 5 digits
n = 41 17 digits
n = 97 33 digits
n = 181 59 digits
n = 361 113 digits
n = 877 268 digits
n = 997 304 digits
n = 1229 374 digits
n = 1537 467 digits
n = 6841 2064 digits
n = 12301 3707 digits
n = 24181 7283 digits
n = 35569 10712 digits
n = 217781 65563 digits
k: 5935
max n: 2.372.761
n = 2 5 digits
n = 4 5 digits
n = 10 7 digits
n = 14 8 digits
n = 20 10 digits
n = 34 15 digits
n = 38 16 digits
n = 40 16 digits
n = 110 37 digits
n = 350 110 digits
n = 1048 320 digits
n = 1594 484 digits
n = 2222 673 digits
n = 2680 811 digits
n = 3790 1145 digits 1993 Jeffrey Young
n = 12640 3809 digits
n = 12788 3854 digits
n = 13588 4095 digits
n = 16880 5086 digits
n = 18074 5445 digits
n = 45460 13689 digits
n = 45490 13698 digits
n = 127310 38328 digits
n = 623968 187837 digits Feb 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1528100 460008 digits Feb 2019 Brendon Gory; PSieve; srsieve; PrimeGrid; LLR
n = 3466880 1043639 digits Apr 2023 Ryan Propper; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5937
max n: 2.372.767
n = 3 5 digits
n = 4 5 digits
n = 28 13 digits
n = 35 15 digits
n = 56 21 digits
n = 59 22 digits
n = 60 22 digits
n = 75 27 digits
n = 220 71 digits
n = 228 73 digits
n = 270 86 digits
n = 288 91 digits
n = 348 109 digits
n = 395 123 digits
n = 424 132 digits
n = 467 145 digits
n = 563 174 digits
n = 571 176 digits
n = 756 232 digits
n = 820 251 digits
n = 1659 504 digits
n = 1840 558 digits
n = 4768 1440 digits 1993 Jeffrey Young
n = 4919 1485 digits 1993 Jeffrey Young
n = 5191 1567 digits
n = 5551 1675 digits
n = 7416 2237 digits
n = 8439 2545 digits
n = 9607 2896 digits
n = 9876 2977 digits
n = 35871 10803 digits
n = 39163 11794 digits
n = 46014 13856 digits
n = 48415 14579 digits
n = 64646 19465 digits
n = 81868 24649 digits
n = 82599 24869 digits
n = 101604 30590 digits
n = 102687 30916 digits
n = 113035 34031 digits
n = 114518 34478 digits
n = 135296 40732 digits
n = 137523 41403 digits
n = 203083 61138 digits
n = 473379 142506 digits Oct 2009 Jon Goral; srsieve; PrimeGrid; LLR
n = 527328 158746 digits Jul 2010 Alexander Kappner; PSieve; srsieve; PrimeGrid; LLR
n = 876740 263929 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1323291 398355 digits Mar 2015 Uwe Senftleben; PSieve; srsieve; PrimeGrid; LLR
n = 2053175 618072 digits Jan 2025 Thorsten Sambale; PPSE; PrimeGrid
n = 2109751 635103 digits Jan 2025 Sebastien Deram; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5939
max n: 2.373.176
n = 3 5 digits
n = 17 9 digits
n = 39 16 digits
n = 201 65 digits
n = 243 77 digits
n = 279 88 digits
n = 297 94 digits
n = 351 110 digits
n = 2367 717 digits
n = 3645 1102 digits 1993 Jeffrey Young
n = 9621 2900 digits
n = 20309 6118 digits
n = 23945 7212 digits
n = 29385 8850 digits
n = 40377 12159 digits
n = 249845 75215 digits
n = 640037 192675 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 969273 291785 digits Aug 2012 Jianwen Ling; PSieve; srsieve; PrimeGrid; LLR
n = 1144673 344585 digits Aug 2013 Justin Keenan; PSieve; srsieve; PrimeGrid; LLR
k: 5941
max n: 2.373.435
n = 12 8 digits
n = 16 9 digits
n = 24 11 digits
n = 28 13 digits
n = 48 19 digits
n = 240 77 digits
n = 288 91 digits
n = 564 174 digits
n = 748 229 digits
n = 1288 392 digits
n = 1864 565 digits
n = 9384 2829 digits
n = 28548 8598 digits
n = 34572 10411 digits
n = 44460 13388 digits
n = 55252 16637 digits
n = 193548 58268 digits
n = 375264 112970 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 412480 124173 digits Sep 2012 Bart Kus; PPSE; PrimeGrid
n = 497656 149814 digits Jun 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 3366960 1013560 digits May 2021 Charles Jackson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5943
max n: 2.372.760
n = 1 5 digits
n = 2 5 digits
n = 4 5 digits
n = 10 7 digits
n = 13 8 digits
n = 18 10 digits
n = 21 11 digits
n = 32 14 digits
n = 46 18 digits
n = 48 19 digits
n = 50 19 digits
n = 60 22 digits
n = 86 30 digits
n = 134 45 digits
n = 152 50 digits
n = 182 59 digits
n = 192 62 digits
n = 200 64 digits
n = 202 65 digits
n = 204 66 digits
n = 210 67 digits
n = 225 72 digits
n = 302 95 digits
n = 393 123 digits
n = 458 142 digits
n = 462 143 digits
n = 512 158 digits
n = 514 159 digits
n = 525 162 digits
n = 530 164 digits
n = 612 189 digits
n = 654 201 digits
n = 708 217 digits
n = 812 249 digits
n = 1454 442 digits
n = 1701 516 digits
n = 1752 532 digits
n = 1820 552 digits
n = 2002 607 digits
n = 2022 613 digits
n = 2460 745 digits
n = 2712 821 digits
n = 2740 829 digits
n = 2850 862 digits
n = 2892 875 digits
n = 4406 1331 digits 1993 Jeffrey Young
n = 4449 1344 digits 1993 Jeffrey Young
n = 5284 1595 digits
n = 5966 1800 digits
n = 6045 1824 digits
n = 8133 2453 digits May 1996 Patrick Demichel
n = 11145 3359 digits
n = 11708 3529 digits
n = 12766 3847 digits
n = 17301 5212 digits
n = 22029 6636 digits 1996 Patrick Demichel
n = 26146 7875 digits
n = 26190 7888 digits
n = 30980 9330 digits
n = 38962 11733 digits
n = 49940 15038 digits
n = 51121 15393 digits
n = 89658 26994 digits
n = 167946 50561 digits
n = 168272 50659 digits
n = 169282 50963 digits
n = 185062 55713 digits
n = 282954 85182 digits
n = 295461 88947 digits
n = 350521 105522 digits Apr 2012 David Yost; PPSE; PrimeGrid
n = 381768 114928 digits Apr 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 437725 131773 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 679041 204416 digits Aug 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1715516 516426 digits Oct 2022 Tim Terry; PPSE; PrimeGrid
n = 2017424 607309 digits Dec 2024 PPSE; PrimeGrid
n = 2027152 610238 digits Dec 2024 Sam Slade; PPSE; PrimeGrid
n = 2137724 643523 digits Jan 2025 Gregory Bennett; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2182654 657049 digits Feb 2025 Christian Guilleminot; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2275534 685008 digits May 2025 Gerry Michaud; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5945
max n: 2.372.872
n = 7 6 digits
n = 13 8 digits
n = 15 9 digits
n = 19 10 digits
n = 27 12 digits
n = 29 13 digits
n = 43 17 digits
n = 239 76 digits
n = 489 151 digits
n = 497 154 digits
n = 559 173 digits
n = 663 204 digits
n = 747 229 digits
n = 1125 343 digits
n = 1413 430 digits
n = 3417 1033 digits 1993 Jeffrey Young
n = 5123 1546 digits
n = 5517 1665 digits
n = 6037 1822 digits
n = 6243 1884 digits
n = 9829 2963 digits
n = 11369 3427 digits
n = 17749 5347 digits
n = 38659 11642 digits
n = 46527 14010 digits
n = 63237 19041 digits
n = 72847 21933 digits
n = 82527 24847 digits
n = 104695 31521 digits
n = 120695 36337 digits
n = 156243 47038 digits
n = 493063 148431 digits Mar 2010 Dmitry Domanov; PSieve; srsieve; PrimeGrid; LLR
n = 763125 229728 digits Feb 2012 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 986109 296853 digits Sep 2012 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 1523967 458764 digits Feb 2019 Vince Splain; PSieve; srsieve; PrimeGrid; LLR
n = 3379933 1017465 digits Sep 2021 Adam Pollak; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5947
max n: 2.373.041
n = 2 5 digits
n = 4 5 digits
n = 22 11 digits
n = 30 13 digits
n = 32 14 digits
n = 34 15 digits
n = 36 15 digits
n = 74 27 digits
n = 92 32 digits
n = 94 33 digits
n = 110 37 digits
n = 112 38 digits
n = 162 53 digits
n = 220 71 digits
n = 274 87 digits
n = 290 92 digits
n = 294 93 digits
n = 404 126 digits
n = 522 161 digits
n = 842 258 digits
n = 902 276 digits
n = 1212 369 digits
n = 1520 462 digits
n = 1760 534 digits
n = 2936 888 digits
n = 3102 938 digits
n = 4184 1264 digits 1993 Jeffrey Young
n = 4192 1266 digits 1993 Jeffrey Young
n = 4422 1335 digits 1993 Jeffrey Young
n = 5812 1754 digits
n = 7512 2266 digits
n = 8776 2646 digits
n = 9470 2855 digits
n = 14804 4461 digits
n = 21922 6603 digits
n = 41804 12589 digits
n = 47662 14352 digits
n = 78452 23621 digits
n = 83934 25271 digits
n = 112822 33967 digits
n = 116984 35220 digits
n = 133664 40241 digits
n = 150382 45274 digits
n = 355994 107169 digits May 2012 PPSE; PrimeGrid
n = 369290 111172 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 424224 127708 digits Nov 2012 Jörg Meili; PPSE; PrimeGrid
n = 490820 147756 digits Feb 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 632150 190300 digits Feb 2011 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 710714 213951 digits Nov 2011 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 775624 233490 digits Feb 2012 Andy Barr; PSieve; srsieve; PrimeGrid; LLR
n = 843712 253987 digits Apr 2012 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 918020 276356 digits Jun 2012 Chen Hsun Chang; PSieve; srsieve; PrimeGrid; LLR
n = 970494 292152 digits Aug 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1290492 388481 digits Aug 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1681000 506036 digits Mar 2022 Alexey Simbarsky; PPSE; PrimeGrid
n = 1934370 582308 digits Mar 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1987606 598333 digits Aug 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5949
max n: 2.372.550
n = 5 6 digits
n = 11 8 digits
n = 17 9 digits
n = 22 11 digits
n = 23 11 digits
n = 31 14 digits
n = 34 15 digits
n = 70 25 digits
n = 113 38 digits
n = 257 82 digits
n = 286 90 digits
n = 337 106 digits
n = 814 249 digits
n = 853 261 digits
n = 1307 398 digits
n = 1598 485 digits
n = 1901 577 digits
n = 4721 1425 digits 1993 Jeffrey Young
n = 6515 1965 digits
n = 6838 2063 digits Mar 1996 Patrick Demichel
n = 12653 3813 digits
n = 14555 4386 digits
n = 29297 8824 digits
n = 30671 9237 digits
n = 34477 10383 digits
n = 39350 11850 digits
n = 43883 13214 digits
n = 107795 32454 digits
n = 116411 35047 digits
n = 128630 38726 digits
n = 203597 61293 digits
n = 262583 79050 digits
n = 310342 93427 digits
n = 336967 101441 digits Apr 2012 Sami Heikkila; PPSE; PrimeGrid
n = 1072505 322860 digits Apr 2013 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 1486247 447409 digits Mar 2018 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
k: 5951
max n: 2.372.978
n = 1 5 digits
n = 3 5 digits
n = 11 8 digits
n = 17 9 digits
n = 19 10 digits
n = 21 11 digits
n = 33 14 digits
n = 41 17 digits
n = 51 20 digits
n = 67 24 digits
n = 71 26 digits
n = 183 59 digits
n = 231 74 digits
n = 239 76 digits
n = 417 130 digits
n = 613 189 digits
n = 1379 419 digits
n = 1437 437 digits
n = 2039 618 digits
n = 3311 1001 digits 1993 Jeffrey Young
n = 4839 1461 digits 1993 Jeffrey Young
n = 9389 2831 digits
n = 9599 2894 digits
n = 12137 3658 digits
n = 13549 4083 digits
n = 16417 4946 digits
n = 17117 5157 digits
n = 24369 7340 digits
n = 29387 8851 digits
n = 44229 13319 digits
n = 59009 17768 digits
n = 65269 19652 digits
n = 65609 19755 digits
n = 122541 36893 digits
n = 446347 134368 digits Jan 2013 Gary Craig; PPSE; PrimeGrid
n = 495879 149279 digits Apr 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 507331 152726 digits May 2010 André Chamouleau; PSieve; srsieve; PrimeGrid; LLR
n = 751019 226084 digits Feb 2012 Choi Yooil; PSieve; srsieve; PrimeGrid; LLR
n = 946241 284851 digits Jul 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1122621 337947 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 3345977 1007244 digits Jan 2021 Jonathan Sipes; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5953
max n: 2.373.422
n = 2 5 digits
n = 8 7 digits
n = 78 28 digits
n = 126 42 digits
n = 138 46 digits
n = 188 61 digits
n = 270 86 digits
n = 818 251 digits
n = 1542 468 digits
n = 23126 6966 digits
n = 243906 73427 digits
n = 261042 78586 digits
n = 338262 101831 digits Apr 2012 Tarmo Ilves; PPSE; PrimeGrid
n = 427460 128683 digits Nov 2012 Jon Antonides; PPSE; PrimeGrid
n = 487566 146776 digits Feb 2010 Ian Dickinson; PSieve; srsieve; PrimeGrid; LLR
n = 680846 204959 digits Aug 2011 Eunseok Oh; PSieve; srsieve; PrimeGrid; LLR
n = 2057222 619290 digits Jan 2025 Charles Jackson; PPSE; PrimeGrid
k: 5955
max n: 2.372.829
n = 7 6 digits
n = 16 9 digits
n = 25 12 digits
n = 31 14 digits
n = 40 16 digits
n = 45 18 digits
n = 315 99 digits
n = 381 119 digits
n = 432 134 digits
n = 540 167 digits
n = 541 167 digits
n = 766 235 digits
n = 940 287 digits
n = 1917 581 digits
n = 2866 867 digits
n = 4132 1248 digits 1993 Jeffrey Young
n = 6145 1854 digits
n = 9324 2811 digits
n = 9397 2833 digits
n = 12232 3686 digits
n = 13621 4105 digits
n = 16671 5023 digits
n = 16726 5039 digits
n = 23485 7074 digits
n = 24708 7442 digits
n = 29412 8858 digits
n = 32860 9896 digits
n = 36501 10992 digits
n = 41176 12399 digits Mar 1999 Tadashi Taura; Proth
n = 50920 15333 digits
n = 115945 34907 digits
n = 129492 38985 digits
n = 139195 41906 digits
n = 153550 46227 digits
n = 162789 49009 digits
n = 201991 60810 digits
n = 254655 76663 digits
n = 265468 79918 digits
n = 312351 94031 digits
n = 317596 95610 digits
n = 423441 127473 digits Nov 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 494800 148954 digits
n = 1169868 352170 digits Sep 2013 David Yost; PSieve; srsieve; PrimeGrid; LLR
k: 5957
max n: 2.373.082
n = 3 5 digits
n = 11 8 digits
n = 15 9 digits
n = 19 10 digits
n = 39 16 digits
n = 67 24 digits
n = 103 35 digits
n = 967 295 digits
n = 1515 460 digits
n = 4491 1356 digits 1993 Jeffrey Young
n = 8587 2589 digits May 1996 Patrick Demichel
n = 9895 2983 digits
n = 11003 3317 digits
n = 124447 37467 digits
n = 308431 92851 digits
n = 825759 248583 digits Apr 2012 Valter Cavecchia; PSieve; srsieve; PrimeGrid; LLR
n = 876055 263723 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 895075 269449 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 911755 274470 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 965147 290542 digits Aug 2012 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 978611 294596 digits Aug 2012 Gil Emery; PSieve; srsieve; PrimeGrid; LLR
n = 994691 299436 digits Sep 2012 Michael Millerick; PSieve; srsieve; PrimeGrid; LLR
n = 1104863 332601 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 5959
max n: 2.373.057
n = 6 6 digits
n = 18 10 digits
n = 46 18 digits
n = 50 19 digits
n = 106 36 digits
n = 458 142 digits
n = 1026 313 digits
n = 1546 470 digits
n = 7470 2253 digits May 1996 Patrick Demichel
n = 9586 2890 digits
n = 36734 11062 digits
n = 69594 20954 digits
n = 191458 57639 digits
n = 360486 108521 digits Feb 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 422806 127282 digits Nov 2012 Ronny Willig; PPSE; PrimeGrid
n = 1666618 501706 digits Feb 2022 Dusan Vykouril; PSieve; srsieve; PrimeGrid; LLR
n = 2148670 646818 digits Jan 2025 Sean Matheis; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5961
max n: 2.371.976
n = 1 5 digits
n = 5 6 digits
n = 9 7 digits
n = 12 8 digits
n = 27 12 digits
n = 29 13 digits
n = 61 23 digits
n = 64 24 digits
n = 68 25 digits
n = 77 27 digits
n = 84 30 digits
n = 93 32 digits
n = 97 33 digits
n = 117 39 digits
n = 121 41 digits
n = 145 48 digits
n = 167 55 digits
n = 195 63 digits
n = 205 66 digits
n = 213 68 digits
n = 233 74 digits
n = 245 78 digits
n = 255 81 digits
n = 363 114 digits
n = 409 127 digits
n = 468 145 digits
n = 545 168 digits
n = 577 178 digits
n = 629 194 digits
n = 636 196 digits
n = 1073 327 digits
n = 1324 403 digits
n = 1767 536 digits
n = 8168 2463 digits May 1996 Patrick Demichel
n = 8905 2685 digits
n = 11783 3551 digits
n = 12928 3896 digits
n = 19437 5855 digits
n = 38604 11625 digits
n = 45661 13750 digits
n = 61517 18523 digits
n = 77512 23338 digits
n = 92877 27963 digits
n = 180999 54490 digits
n = 192485 57948 digits
n = 228171 68691 digits
n = 249528 75120 digits
n = 258936 77952 digits
n = 315805 95071 digits
n = 339743 102277 digits Apr 2012 Patrick Schöfer; PPSE; PrimeGrid
n = 571391 172010 digits Nov 2010 Ricky L Hubbard; PSieve; srsieve; PrimeGrid; LLR
n = 581307 174995 digits Nov 2010 Joshua Brandelle Sklare; PSieve; srsieve; PrimeGrid; LLR
n = 721505 217199 digits Nov 2011 Maarten de Jong; PSieve; srsieve; PrimeGrid; LLR
n = 760525 228945 digits Feb 2012 Dennis Chi; PSieve; srsieve; PrimeGrid; LLR
n = 1020671 307257 digits Oct 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1220007 367263 digits Dec 2013 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1279309 385115 digits Jun 2014 Stefan Ruch; PSieve; srsieve; PrimeGrid; LLR
n = 1784195 537100 digits Dec 2023 Przemyslaw Buzak; PPSE; PrimeGrid
n = 2178421 655774 digits Feb 2025 Roman Trunov; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5963
max n: 2.373.409
n = 1 5 digits
n = 13 8 digits
n = 29 13 digits
n = 1937 587 digits
n = 2033 616 digits
n = 2701 817 digits
n = 3337 1009 digits 1993 Jeffrey Young
n = 10973 3307 digits
n = 101953 30695 digits
n = 215549 64891 digits
n = 468817 141132 digits Sep 2009 Rune Fredriksen; srsieve; PrimeGrid; LLR
n = 519437 156370 digits Jun 2010 Steve Engler; PSieve; srsieve; PrimeGrid; LLR
n = 1484317 446828 digits Mar 2018 Carlos Loureiro; PSieve; srsieve; PrimeGrid; LLR
n = 1679149 505478 digits Mar 2022 Detlef Lexut; PPSE; PrimeGrid
k: 5965
max n: 2.372.799
n = 4 5 digits
n = 6 6 digits
n = 8 7 digits
n = 10 7 digits
n = 24 12 digits
n = 28 13 digits
n = 34 15 digits
n = 42 17 digits
n = 64 24 digits
n = 66 24 digits
n = 116 39 digits
n = 172 56 digits
n = 244 78 digits
n = 246 78 digits
n = 490 152 digits
n = 510 158 digits
n = 556 172 digits
n = 598 184 digits
n = 1668 506 digits
n = 1806 548 digits
n = 2618 792 digits
n = 2810 850 digits
n = 3416 1033 digits 1993 Jeffrey Young
n = 4312 1302 digits 1993 Jeffrey Young
n = 4826 1457 digits 1993 Jeffrey Young
n = 8492 2561 digits
n = 10306 3107 digits
n = 12082 3641 digits
n = 13818 4164 digits
n = 20670 6227 digits
n = 26228 7900 digits
n = 33812 10183 digits
n = 108370 32627 digits
n = 138876 41810 digits
n = 138984 41843 digits
n = 166560 50144 digits
n = 243174 73207 digits
n = 252060 75882 digits
n = 321268 96716 digits
n = 400672 120619 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 557754 167905 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 574846 173050 digits Nov 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 668436 201224 digits Apr 2011 Adrian Schori; PSieve; srsieve; PrimeGrid; LLR
n = 858486 258434 digits May 2012 Sławomir Jagsz; PSieve; srsieve; PrimeGrid; LLR
n = 1229186 370026 digits Jan 2014 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1262096 379933 digits Apr 2014 HansJürgen Bergelt; PSieve; srsieve; PrimeGrid; LLR
n = 1904192 573223 digits Feb 2024 Paul Randal; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1982156 596693 digits Jul 2024 Brian Parsonnet; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5967
max n: 2.372.486
n = 2 5 digits
n = 3 5 digits
n = 8 7 digits
n = 14 8 digits
n = 18 10 digits
n = 23 11 digits
n = 50 19 digits
n = 95 33 digits
n = 227 73 digits
n = 383 120 digits
n = 392 122 digits
n = 732 225 digits
n = 1622 493 digits
n = 2958 895 digits
n = 3063 926 digits
n = 4628 1397 digits 1993 Jeffrey Young
n = 4718 1425 digits 1993 Jeffrey Young
n = 5192 1567 digits
n = 5390 1627 digits
n = 6270 1892 digits
n = 7710 2325 digits May 1996 Patrick Demichel
n = 8087 2439 digits
n = 12518 3773 digits
n = 12932 3897 digits
n = 41879 12611 digits
n = 55128 16599 digits
n = 57114 17197 digits
n = 59234 17835 digits
n = 60072 18088 digits
n = 62174 18721 digits
n = 77415 23309 digits
n = 86415 26018 digits
n = 104750 31537 digits
n = 108378 32629 digits
n = 119868 36088 digits
n = 151308 45553 digits
n = 177782 53522 digits
n = 707484 212978 digits Sep 2011 A. James Nicholls; PSieve; srsieve; PrimeGrid; LLR
n = 1585568 477308 digits Aug 2020 Frederik Schiøler; PSieve; srsieve; PrimeGrid; LLR
n = 1854470 558255 digits Jan 2024 Bastian Gauch; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5969
max n: 2.373.000
n = 1 5 digits
n = 9 7 digits
n = 13 8 digits
n = 37 15 digits
n = 79 28 digits
n = 127 43 digits
n = 205 66 digits
n = 253 80 digits
n = 301 95 digits
n = 321 101 digits
n = 607 187 digits
n = 985 301 digits
n = 999 305 digits
n = 2127 645 digits
n = 2541 769 digits
n = 3565 1077 digits 1993 Jeffrey Young
n = 5305 1601 digits
n = 5343 1613 digits
n = 6529 1970 digits
n = 7033 2121 digits
n = 9213 2778 digits
n = 17977 5416 digits
n = 21807 6569 digits
n = 25023 7537 digits
n = 26545 7995 digits
n = 29343 8837 digits
n = 32833 9888 digits
n = 33663 10138 digits
n = 51591 15535 digits
n = 67077 20196 digits
n = 73633 22170 digits
n = 205597 61895 digits
n = 224545 67599 digits
n = 372559 112156 digits May 2012 Bart Kus; PPSE; PrimeGrid
k: 5971
max n: 2.372.839
n = 8 7 digits
n = 84 30 digits
n = 132 44 digits
n = 176 57 digits
n = 444 138 digits
n = 528 163 digits
n = 812 249 digits
n = 884 270 digits
n = 1100 335 digits
n = 1124 343 digits
n = 2220 673 digits
n = 2912 881 digits
n = 5796 1749 digits
n = 45980 13846 digits
n = 59184 17820 digits
n = 129044 38850 digits
n = 129164 38887 digits
n = 299784 90248 digits
n = 339672 102256 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 2060432 620256 digits Jan 2025 Kai Presler; PPSE; PrimeGrid
k: 5973
max n: 2.372.833
n = 2 5 digits
n = 4 5 digits
n = 5 6 digits
n = 8 7 digits
n = 18 10 digits
n = 29 13 digits
n = 30 13 digits
n = 32 14 digits
n = 34 15 digits
n = 45 18 digits
n = 94 33 digits
n = 132 44 digits
n = 137 46 digits
n = 225 72 digits
n = 270 86 digits
n = 393 123 digits
n = 401 125 digits
n = 428 133 digits
n = 441 137 digits
n = 496 154 digits
n = 564 174 digits
n = 1138 347 digits
n = 1413 430 digits
n = 1728 524 digits
n = 3021 914 digits
n = 3378 1021 digits 1993 Jeffrey Young
n = 3544 1071 digits 1993 Jeffrey Young
n = 4850 1464 digits 1993 Jeffrey Young
n = 6086 1836 digits
n = 9088 2740 digits
n = 11346 3420 digits
n = 19293 5812 digits
n = 20133 6065 digits
n = 26196 7890 digits
n = 37242 11215 digits
n = 42453 12784 digits
n = 42786 12884 digits
n = 48358 14561 digits
n = 48936 14735 digits
n = 58410 17587 digits
n = 63898 19239 digits Mar 1999 Tadashi Taura; Proth
n = 70421 21203 digits
n = 108786 32752 digits Mar 2003 John Metcalf; Proth
n = 136938 41227 digits
n = 147662 44455 digits
n = 163566 49243 digits
n = 207474 62460 digits
n = 341900 102926 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 379738 114317 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 439601 132337 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 592832 178464 digits Dec 2010 Sascha Beat Dinkel; PSieve; srsieve; PrimeGrid; LLR
n = 1119472 336999 digits Jul 2013 Barry Hoover; PSieve; srsieve; PrimeGrid; LLR
n = 1302324 392043 digits Feb 2015 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1476778 444559 digits Feb 2018 Michael Goetz; PSieve; srsieve; PrimeGrid; LLR
n = 1652160 497354 digits Jan 2022 Jelle Slaets; PSieve; srsieve; PrimeGrid; LLR
n = 2035685 612807 digits Dec 2024 Tom Greer; PPSE; PrimeGrid
n = 2078598 625725 digits Jan 2025 Mark Williams; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2282417 687080 digits May 2025 PPSE; PrimeGrid
k: 5975
max n: 2.373.259
n = 21 11 digits
n = 29 13 digits
n = 79 28 digits
n = 131 44 digits
n = 319 100 digits
n = 341 107 digits
n = 581 179 digits
n = 1571 477 digits
n = 4183 1263 digits 1993 Jeffrey Young
n = 9069 2734 digits
n = 18095 5451 digits
n = 29275 8817 digits
n = 31883 9602 digits
n = 687589 206989 digits Aug 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 857675 258190 digits May 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 969199 291762 digits Aug 2012 Nikolay Yurgandzhiev; PSieve; srsieve; PrimeGrid; LLR
n = 1610915 484938 digits Nov 2020 William Hawkinson; PSieve; srsieve; PrimeGrid; LLR
k: 5977
max n: 2.373.297
n = 2 5 digits
n = 4 5 digits
n = 10 7 digits
n = 16 9 digits
n = 26 12 digits
n = 28 13 digits
n = 38 16 digits
n = 40 16 digits
n = 64 24 digits
n = 86 30 digits
n = 110 37 digits
n = 118 40 digits
n = 130 43 digits
n = 158 52 digits
n = 172 56 digits
n = 338 106 digits
n = 346 108 digits
n = 430 134 digits
n = 854 261 digits
n = 866 265 digits
n = 950 290 digits
n = 2122 643 digits
n = 3736 1129 digits 1993 Jeffrey Young
n = 5102 1540 digits
n = 70826 21325 digits
n = 80902 24358 digits
n = 101810 30652 digits
n = 151690 45668 digits
n = 218362 65738 digits
n = 223960 67423 digits
n = 248164 74709 digits
n = 288422 86828 digits
n = 289720 87219 digits
n = 473944 142676 digits Oct 2009 Patrick Layec; srsieve; PrimeGrid; LLR
n = 545962 164355 digits Sep 2010 Jason Adams; PSieve; srsieve; PrimeGrid; LLR
n = 927880 279324 digits Jul 2012 Krzysztof Ostaszewski; PSieve; srsieve; PrimeGrid; LLR
n = 969982 291998 digits Aug 2012 Marian Vicena; PSieve; srsieve; PrimeGrid; LLR
n = 1938046 583414 digits Mar 2024 Vladislav Ketamino; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5979
max n: 2.372.801
n = 1 5 digits
n = 2 5 digits
n = 7 6 digits
n = 9 7 digits
n = 14 8 digits
n = 15 9 digits
n = 17 9 digits
n = 39 16 digits
n = 41 17 digits
n = 49 19 digits
n = 67 24 digits
n = 70 25 digits
n = 81 29 digits
n = 91 32 digits
n = 107 36 digits
n = 222 71 digits
n = 254 81 digits
n = 547 169 digits
n = 629 194 digits
n = 711 218 digits
n = 947 289 digits
n = 1079 329 digits
n = 1091 333 digits
n = 1130 344 digits
n = 1327 404 digits
n = 1889 573 digits
n = 1959 594 digits
n = 2091 634 digits
n = 3101 938 digits
n = 3379 1021 digits 1993 Jeffrey Young
n = 3709 1121 digits 1993 Jeffrey Young
n = 4035 1219 digits 1993 Jeffrey Young
n = 5019 1515 digits
n = 5822 1757 digits
n = 7775 2345 digits May 1996 Patrick Demichel
n = 9802 2955 digits
n = 11589 3493 digits
n = 12195 3675 digits
n = 12829 3866 digits
n = 16574 4994 digits
n = 16641 5014 digits Jul 1997 Steffen Polster; Proth
n = 19231 5793 digits
n = 20001 6025 digits
n = 21819 6572 digits
n = 21897 6596 digits
n = 37159 11190 digits Mar 1993 Jeffrey Young
n = 42227 12716 digits
n = 55261 16639 digits
n = 57067 17183 digits
n = 71847 21632 digits
n = 91191 27456 digits
n = 97734 29425 digits
n = 110289 33205 digits
n = 175002 52685 digits
n = 228271 68721 digits
n = 374969 112881 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 386467 116342 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 415867 125193 digits Oct 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 443099 133390 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 455979 137268 digits May 2009 Tim Rickard; srsieve; PrimeGrid; LLR
n = 540751 162787 digits Aug 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 592202 178275 digits Dec 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 759147 228530 digits Feb 2012 David Sas; PSieve; srsieve; PrimeGrid; LLR
n = 981682 295520 digits Sep 2012 Shohei Ikegami; PSieve; srsieve; PrimeGrid; LLR
n = 1083459 326158 digits Apr 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1277091 384447 digits Jun 2014 John E Yeatts Jr; PSieve; srsieve; PrimeGrid; LLR
n = 1484941 447016 digits Mar 2018 Wolfgang Schwieger; PSieve; srsieve; PrimeGrid; LLR
n = 1512557 455329 digits Feb 2019 Wes Hewitt; PSieve; srsieve; PrimeGrid; LLR
n = 1591939 479226 digits Sep 2020 James Early; PSieve; srsieve; PrimeGrid; LLR
n = 1682705 506549 digits Apr 2022 PPSE; PrimeGrid
n = 1842834 554753 digits Jan 2024 Alen Kecic; PPSE; PrimeGrid
n = 2181475 656694 digits Feb 2025 Mario Lein; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2212862 666142 digits Feb 2025 Don Wellck; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5981
max n: 2.372.714
n = 17 9 digits
n = 45 18 digits
n = 65 24 digits
n = 77 27 digits
n = 155 51 digits
n = 183 59 digits
n = 195 63 digits
n = 401 125 digits
n = 897 274 digits
n = 1023 312 digits
n = 2367 717 digits
n = 2757 834 digits
n = 4955 1496 digits 1993 Jeffrey Young
n = 7785 2348 digits May 1996 Patrick Demichel
n = 24237 7300 digits
n = 67137 20215 digits
n = 75701 22793 digits
n = 100503 30259 digits
n = 191535 57662 digits
n = 194235 58475 digits
n = 219677 66134 digits
n = 228195 68698 digits
n = 678663 204302 digits Aug 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 767927 231173 digits Feb 2012 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
k: 5983
max n: 2.373.438
n = 18 10 digits
n = 22 11 digits
n = 28 13 digits
n = 36 15 digits
n = 66 24 digits
n = 132 44 digits
n = 522 161 digits
n = 1614 490 digits
n = 2676 810 digits
n = 2902 878 digits
n = 3738 1130 digits 1993 Jeffrey Young
n = 6454 1947 digits
n = 46308 13944 digits
n = 50916 15332 digits
n = 53562 16128 digits
n = 56538 17024 digits
n = 61798 18607 digits
n = 271636 81775 digits
n = 303238 91288 digits
n = 351676 105869 digits May 2012 David Yost; PPSE; PrimeGrid
n = 586692 176616 digits Dec 2010 Harvey Patterson; PSieve; srsieve; PrimeGrid; LLR
n = 1345714 405105 digits Jul 2015 Rudy Marsman; PSieve; srsieve; PrimeGrid; LLR
n = 1659114 499447 digits Feb 2022 Adam Pollak; PSieve; srsieve; PrimeGrid; LLR
k: 5985
max n: 2.372.832
n = 1 5 digits
n = 3 5 digits
n = 6 6 digits
n = 8 7 digits
n = 11 8 digits
n = 19 10 digits
n = 23 11 digits
n = 30 13 digits
n = 34 15 digits
n = 51 20 digits
n = 96 33 digits
n = 98 34 digits
n = 113 38 digits
n = 168 55 digits
n = 208 67 digits
n = 227 73 digits
n = 230 74 digits
n = 294 93 digits
n = 301 95 digits
n = 317 100 digits
n = 419 130 digits
n = 439 136 digits
n = 734 225 digits
n = 770 236 digits
n = 807 247 digits
n = 1349 410 digits
n = 2963 896 digits
n = 3334 1008 digits 1993 Jeffrey Young
n = 3543 1071 digits 1993 Jeffrey Young
n = 4714 1423 digits 1993 Jeffrey Young
n = 5239 1581 digits
n = 5651 1705 digits
n = 7127 2150 digits May 1996 Patrick Demichel
n = 8051 2428 digits
n = 10973 3307 digits
n = 22889 6895 digits
n = 23082 6953 digits
n = 24901 7500 digits
n = 44551 13415 digits
n = 45547 13715 digits
n = 47334 14253 digits
n = 54451 16396 digits Mar 1999 Tadashi Taura; Proth
n = 62143 18711 digits
n = 64774 19503 digits
n = 91576 27571 digits
n = 132666 39941 digits
n = 138026 41554 digits
n = 161887 48737 digits
n = 176074 53008 digits
n = 232337 69945 digits
n = 264697 79686 digits
n = 400994 120715 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 495426 149142 digits
n = 615974 185431 digits Jan 2011 Jason Gledhill; PSieve; srsieve; PrimeGrid; LLR
n = 659711 198597 digits Apr 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 671534 202156 digits Jun 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 684199 205969 digits Sep 2011 Barrie Pfeifer; PSieve; srsieve; PrimeGrid; LLR
n = 935571 281639 digits Jul 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1309249 394127 digits Feb 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1421023 427775 digits Sep 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1664387 501035 digits Feb 2022 Matthias Meister; PSieve; srsieve; PrimeGrid; LLR
n = 1783110 536774 digits Dec 2023 Owen Jacobs; PPSE; PrimeGrid
n = 2138659 643805 digits Jan 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2197537 661529 digits Feb 2025 Jan Kožíšek; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3478217 1047052 digits Aug 2023 Ian Johns; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 5987
max n: 2.373.443
n = 23 11 digits
n = 71 26 digits
n = 515 159 digits
n = 635 195 digits
n = 8783 2648 digits
n = 33275 10021 digits
n = 311631 93815 digits
k: 5989
max n: 2.372.297
n = 2 5 digits
n = 6 6 digits
n = 14 8 digits
n = 18 10 digits
n = 54 21 digits
n = 114 39 digits
n = 138 46 digits
n = 194 63 digits
n = 198 64 digits
n = 230 74 digits
n = 278 88 digits
n = 734 225 digits
n = 966 295 digits
n = 2294 695 digits
n = 2330 706 digits
n = 6270 1892 digits
n = 20018 6030 digits
n = 21750 6552 digits
n = 31566 9507 digits
n = 41570 12518 digits
n = 55250 16636 digits
n = 92198 27759 digits
n = 343254 103334 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 480786 144735 digits Nov 2009 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
k: 5991
max n: 2.372.526
n = 4 5 digits
n = 16 9 digits
n = 73 26 digits
n = 104 36 digits
n = 260 83 digits
n = 451 140 digits
n = 475 147 digits
n = 1099 335 digits
n = 1624 493 digits
n = 1852 562 digits
n = 1913 580 digits
n = 4916 1484 digits 1993 Jeffrey Young
n = 6661 2009 digits Mar 1996 Patrick Demichel
n = 9080 2738 digits
n = 9509 2867 digits
n = 10133 3055 digits
n = 20093 6053 digits
n = 45980 13846 digits
n = 105617 31798 digits
n = 112529 33879 digits
n = 271376 81697 digits
n = 281465 84734 digits
n = 358976 108067 digits May 2012 David Yost; PPSE; PrimeGrid
n = 362491 109125 digits Feb 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 1145581 344859 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1297916 390716 digits Oct 2014 Jesper Hedlund; PSieve; srsieve; PrimeGrid; LLR
n = 2111896 635748 digits Jan 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2356793 709470 digits Apr 2026 Adrian Baker; PPSE; PrimeGrid
k: 5993
max n: 2.372.936
n = 1 5 digits
n = 25 12 digits
n = 41 17 digits
n = 97 33 digits
n = 233 74 digits
n = 793 243 digits
n = 1761 534 digits
n = 2465 746 digits
n = 3913 1182 digits 1993 Jeffrey Young
n = 5697 1719 digits
n = 51905 15629 digits
n = 178441 53720 digits
k: 5995
max n: 2.373.397
n = 2 5 digits
n = 6 6 digits
n = 24 12 digits
n = 50 19 digits
n = 68 25 digits
n = 72 26 digits
n = 78 28 digits
n = 98 34 digits
n = 108 37 digits
n = 122 41 digits
n = 182 59 digits
n = 218 70 digits
n = 252 80 digits
n = 468 145 digits
n = 512 158 digits
n = 648 199 digits
n = 662 204 digits
n = 672 207 digits
n = 2576 780 digits
n = 2598 786 digits
n = 4596 1388 digits 1993 Jeffrey Young
n = 10712 3229 digits
n = 13202 3978 digits
n = 16490 4968 digits
n = 23672 7130 digits
n = 48512 14608 digits
n = 122868 36991 digits
n = 143462 43191 digits
n = 387320 116599 digits Jun 2012 Michael Millerick; PPSE; PrimeGrid
n = 576800 173638 digits Nov 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 577724 173917 digits Nov 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 644174 193920 digits Feb 2011 Gary Hay; PSieve; srsieve; PrimeGrid; LLR
n = 830894 250128 digits Apr 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1033044 310982 digits Jan 2013 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 1837838 553249 digits Jan 2024 Jiri Jaros; PPSE; PrimeGrid
k: 5997
max n: 2.372.810
n = 3 5 digits
n = 7 6 digits
n = 10 7 digits
n = 18 10 digits
n = 36 15 digits
n = 55 21 digits
n = 58 22 digits
n = 91 32 digits
n = 171 56 digits
n = 682 210 digits
n = 703 216 digits
n = 1155 352 digits
n = 1351 411 digits
n = 3279 991 digits
n = 4627 1397 digits 1993 Jeffrey Young
n = 5506 1662 digits
n = 7143 2155 digits May 1996 Patrick Demichel
n = 9411 2837 digits
n = 25719 7746 digits
n = 52755 15885 digits
n = 73386 22096 digits
n = 150975 45452 digits
n = 373776 112522 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 504108 151756 digits May 2010 Andrew Gockel; PSieve; srsieve; PrimeGrid; LLR
n = 551832 166122 digits Sep 2010 Alan J Hidy; PSieve; srsieve; PrimeGrid; LLR
n = 841471 253312 digits Apr 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
k: 5999
max n: 2.373.080
n = 5 6 digits
n = 11 8 digits
n = 21 11 digits
n = 27 12 digits
n = 297 94 digits
n = 321 101 digits
n = 729 224 digits
n = 741 227 digits
n = 1409 428 digits
n = 2937 888 digits
n = 3357 1015 digits 1993 Jeffrey Young
n = 5379 1624 digits
n = 6987 2108 digits Mar 1996 Patrick Demichel
n = 9387 2830 digits
n = 10181 3069 digits
n = 24537 7391 digits
n = 49227 14823 digits
n = 55467 16702 digits
n = 213845 64378 digits
n = 287261 86478 digits
n = 297331 89510 digits
n = 482345 145205 digits Nov 2009 Brian Carpenter; srsieve; PrimeGrid; LLR
n = 482945 145385 digits Dec 2009 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 660115 198719 digits Mar 2011 Lukas Hron; PSieve; srsieve; PrimeGrid; LLR
n = 1471179 442873 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 2225355 669903 digits Feb 2025 Uwe Hass; LLR2; PSieve; srsieve; PrimeGrid; LLR