Known Proth primes ; 3000 < k < 4000
Expression: k * 2^n + 1
k: 3001
max n: 2.373.180
n = 4 5 digits
n = 132 44 digits
n = 1776 539 digits
n = 3520 1064 digits 1993 Jeffrey Young
n = 3592 1085 digits 1993 Jeffrey Young
n = 18276 5506 digits
n = 131800 39680 digits
n = 184852 55650 digits
n = 432976 130343 digits Dec 2012 Martin Havlíček; PPSE; PrimeGrid
n = 1088788 327762 digits Mar 2013 Steve Redus; PSieve; srsieve; PrimeGrid; LLR
k: 3003
max n: 2.372.669
n = 1 4 digits
n = 4 5 digits
n = 5 5 digits
n = 6 6 digits
n = 14 8 digits
n = 26 12 digits
n = 29 13 digits
n = 36 15 digits
n = 72 26 digits
n = 76 27 digits
n = 84 29 digits
n = 110 37 digits
n = 169 55 digits
n = 229 73 digits
n = 245 78 digits
n = 250 79 digits
n = 576 177 digits
n = 604 186 digits
n = 676 207 digits
n = 776 238 digits
n = 834 255 digits
n = 852 260 digits
n = 916 280 digits
n = 937 286 digits
n = 989 302 digits
n = 1025 313 digits
n = 1301 396 digits
n = 2009 609 digits
n = 3366 1017 digits 1993 Jeffrey Young
n = 3450 1043 digits 1993 Jeffrey Young
n = 4544 1372 digits 1993 Jeffrey Young
n = 6317 1906 digits
n = 7665 2311 digits May 1996 Patrick Demichel
n = 8041 2425 digits May 1996 Patrick Demichel
n = 8781 2647 digits
n = 10777 3248 digits
n = 11929 3595 digits
n = 14520 4375 digits
n = 15204 4581 digits
n = 15246 4593 digits
n = 15497 4669 digits
n = 21661 6525 digits Oct 1996 Patrick Demichel
n = 25877 7794 digits
n = 40440 12178 digits
n = 50465 15195 digits
n = 54089 16286 digits
n = 57954 17450 digits
n = 62909 18941 digits
n = 68672 20676 digits
n = 71357 21485 digits
n = 72366 21788 digits
n = 91032 27407 digits
n = 118370 35637 digits
n = 132344 39843 digits
n = 138416 41671 digits
n = 140861 42407 digits
n = 175980 52979 digits
n = 184421 55520 digits
n = 185534 55855 digits
n = 195036 58716 digits
n = 214732 64645 digits
n = 235620 70933 digits
n = 681910 205279 digits Aug 2011 Reuben Gathright; PSieve; srsieve; PrimeGrid; LLR
n = 934805 281408 digits Jul 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1422086 428095 digits Sep 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1720490 517923 digits Nov 2022 Alexey Simbarsky; PPSE; PrimeGrid
n = 2069690 623043 digits Jan 2025 Bruce Marler; PPSE; PrimeGrid
n = 2371544 713910 digits Jun 2026 Robert Meckley; PPSE; PrimeGrid
k: 3005
max n: 2.372.832
n = 1 4 digits
n = 7 6 digits
n = 13 8 digits
n = 23 11 digits
n = 33 14 digits
n = 57 21 digits
n = 97 33 digits
n = 141 46 digits
n = 223 71 digits
n = 325 102 digits
n = 357 111 digits
n = 445 138 digits
n = 755 231 digits
n = 1077 328 digits
n = 1323 402 digits
n = 4197 1267 digits 1993 Jeffrey Young
n = 4557 1376 digits 1993 Jeffrey Young
n = 5445 1643 digits
n = 6745 2034 digits Mar 1996 Patrick Demichel
n = 6787 2047 digits Mar 1996 Patrick Demichel
n = 11421 3442 digits
n = 11583 3491 digits
n = 12417 3742 digits
n = 109991 33115 digits
n = 131917 39715 digits
n = 254565 76636 digits
n = 259725 78189 digits
n = 263397 79294 digits
n = 469695 141396 digits Oct 2009 Rune Fredriksen; srsieve; PrimeGrid; LLR
n = 906071 272759 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1218417 366784 digits Nov 2013 Thomaz Santana; PSieve; srsieve; PrimeGrid; LLR
n = 1526823 459623 digits Feb 2019 Will Steinbach; PSieve; srsieve; PrimeGrid; LLR
n = 1528923 460256 digits Feb 2019 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 3007
max n: 2.372.675
n = 34 14 digits
n = 44 17 digits
n = 54 20 digits
n = 56 21 digits
n = 60 22 digits
n = 82 29 digits
n = 132 44 digits
n = 190 61 digits
n = 194 62 digits
n = 422 131 digits
n = 536 165 digits
n = 564 174 digits
n = 740 227 digits
n = 1076 328 digits
n = 2250 681 digits
n = 3290 994 digits
n = 4068 1229 digits 1993 Jeffrey Young
n = 4826 1457 digits 1993 Jeffrey Young
n = 4994 1507 digits 1993 Jeffrey Young
n = 8216 2477 digits May 1996 Patrick Demichel
n = 8954 2699 digits
n = 12746 3841 digits
n = 16664 5020 digits
n = 22878 6891 digits
n = 34376 10352 digits
n = 52112 15691 digits
n = 57824 17411 digits
n = 67362 20282 digits
n = 75020 22587 digits
n = 75956 22869 digits
n = 76510 23036 digits
n = 94158 28348 digits
n = 119184 35882 digits
n = 144612 43537 digits
n = 377048 113507 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 437194 131612 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 551000 165872 digits Sep 2010 Alan J Hidy; PSieve; srsieve; PrimeGrid; LLR
n = 833654 250959 digits Apr 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1207962 363637 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1281862 385883 digits Jun 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1345856 405147 digits May 2015 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1397916 420819 digits Mar 2016 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1791888 539416 digits Jan 2024 Hongwen Luo; PPSE; PrimeGrid
k: 3009
max n: 2.372.629
n = 2 5 digits
n = 5 5 digits
n = 7 6 digits
n = 10 7 digits
n = 29 13 digits
n = 34 14 digits
n = 50 19 digits
n = 65 24 digits
n = 115 39 digits
n = 179 58 digits
n = 187 60 digits
n = 190 61 digits
n = 239 76 digits
n = 305 96 digits
n = 382 119 digits
n = 410 127 digits
n = 533 164 digits
n = 671 206 digits
n = 737 226 digits
n = 754 231 digits
n = 775 237 digits
n = 971 296 digits
n = 1829 555 digits
n = 1973 598 digits
n = 4235 1279 digits 1993 Jeffrey Young
n = 6707 2023 digits Mar 1996 Patrick Demichel
n = 7439 2243 digits May 1996 Patrick Demichel
n = 7601 2292 digits May 1996 Patrick Demichel
n = 7691 2319 digits May 1996 Patrick Demichel
n = 10087 3040 digits
n = 19387 5840 digits
n = 25798 7770 digits
n = 26909 8104 digits
n = 27142 8175 digits
n = 32842 9890 digits
n = 40985 12342 digits
n = 86371 26004 digits
n = 97651 29400 digits
n = 598771 180252 digits Dec 2010 Albert J. Klein; PSieve; srsieve; PrimeGrid; LLR
n = 697355 209929 digits Sep 2011 Reuben Gathright; PSieve; srsieve; PrimeGrid; LLR
n = 732929 220638 digits Dec 2011 Andreas Kobara; PSieve; srsieve; PrimeGrid; LLR
n = 1110677 334351 digits Jul 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1245334 374887 digits Feb 2014 Patrick Schöfer; PSieve; srsieve; PrimeGrid; LLR
n = 1496155 450392 digits Jul 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1530070 460601 digits Feb 2019 Pete Allivato; PSieve; srsieve; PrimeGrid; LLR
k: 3011
max n: 2.373.056
n = 5 5 digits
n = 17 9 digits
n = 25 12 digits
n = 31 13 digits
n = 41 16 digits
n = 103 35 digits
n = 151 49 digits
n = 409 127 digits
n = 1529 464 digits
n = 3005 909 digits
n = 4967 1499 digits 1993 Jeffrey Young
n = 6431 1940 digits
n = 8719 2629 digits
n = 8765 2643 digits May 1996 Patrick Demichel
n = 17575 5295 digits
n = 39617 11930 digits
n = 52375 15770 digits
n = 94733 28521 digits
n = 215249 64800 digits
n = 452141 136112 digits Jan 2008 John Metcalf; NewPGen; LLR
n = 711301 214127 digits Sep 2008 John Metcalf; NewPGen; LLR
n = 825605 248536 digits Apr 2012 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 1129319 339963 digits Aug 2013 Matt Jurach; PSieve; srsieve; PrimeGrid; LLR
k: 3013
max n: 2.373.023
n = 6 6 digits
n = 48 18 digits
n = 168 55 digits
n = 252 80 digits
n = 1086 331 digits
n = 1128 344 digits
n = 2628 795 digits
n = 9648 2908 digits
n = 11724 3533 digits
n = 21534 6486 digits
n = 28092 8461 digits
n = 32598 9817 digits
n = 83808 25233 digits
n = 210672 63423 digits
n = 356862 107430 digits May 2012 David Yost; PPSE; PrimeGrid
n = 660696 198893 digits Apr 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 876096 263735 digits May 2012 Torben Kock; PSieve; srsieve; PrimeGrid; LLR
k: 3015
max n: 2.372.916
n = 3 5 digits
n = 6 6 digits
n = 13 8 digits
n = 16 9 digits
n = 18 9 digits
n = 33 14 digits
n = 46 18 digits
n = 54 20 digits
n = 90 31 digits
n = 99 34 digits
n = 126 42 digits
n = 162 53 digits
n = 412 128 digits
n = 430 133 digits
n = 471 146 digits
n = 604 186 digits
n = 739 226 digits
n = 766 235 digits
n = 820 251 digits
n = 2097 635 digits
n = 2271 688 digits
n = 3943 1191 digits 1993 Jeffrey Young
n = 5190 1566 digits
n = 6043 1823 digits
n = 6582 1985 digits
n = 8041 2425 digits May 1996 Patrick Demichel
n = 10653 3211 digits
n = 21184 6381 digits
n = 69498 20925 digits
n = 79951 24072 digits
n = 135129 40682 digits
n = 170121 51216 digits
n = 248830 74909 digits
n = 267714 80594 digits
n = 343258 103335 digits Apr 2012 Brian Carpenter; PPSE; PrimeGrid
n = 350278 105448 digits Jan 2009 Ulrich Fries; srsieve; PrimeGrid; LLR
n = 398046 119828 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 475228 143062 digits Oct 2009 Rune Fredriksen; srsieve; PrimeGrid; LLR
n = 938034 282380 digits Jul 2012 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 994723 299445 digits Sep 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1084660 326519 digits Mar 2013 Dylan Austin Schoneweis; PSieve; srsieve; PrimeGrid; LLR
n = 1181778 355755 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1205331 362845 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1450731 436718 digits Jun 2017 Antonio Basile; PSieve; srsieve; PrimeGrid; LLR
n = 1636840 492742 digits Apr 2021 Pete Allivato; PSieve; srsieve; PrimeGrid; LLR
n = 1709883 514730 digits Sep 2022 Vaughan Davies; PPSE; PrimeGrid
n = 1971942 593618 digits Jun 2024 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2180457 656387 digits Feb 2025 Greg McDevitt; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3353943 1009641 digits Feb 2021 Robert Cooper; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3017
max n: 2.373.122
n = 3 5 digits
n = 15 8 digits
n = 19 10 digits
n = 43 17 digits
n = 83 29 digits
n = 91 31 digits
n = 115 39 digits
n = 151 49 digits
n = 551 170 digits
n = 683 210 digits
n = 875 267 digits
n = 1431 435 digits
n = 1603 487 digits
n = 2211 670 digits
n = 2363 715 digits
n = 3303 998 digits
n = 6919 2087 digits Mar 1996 Patrick Demichel
n = 8939 2695 digits
n = 11939 3598 digits
n = 17143 5165 digits
n = 17263 5201 digits Jul 1996 Patrick Demichel
n = 22563 6796 digits
n = 22979 6921 digits
n = 27523 8289 digits
n = 27535 8293 digits
n = 29103 8765 digits
n = 38819 11690 digits
n = 49443 14888 digits
n = 105299 31702 digits
n = 123923 37309 digits
n = 164491 49521 digits
n = 365955 110167 digits May 2012 PPSE; PrimeGrid
n = 798795 240465 digits Mar 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 911075 274265 digits Jun 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 2013463 606117 digits Nov 2024 Valter Cavecchia; PPSE; PrimeGrid
n = 2360539 710597 digits Apr 2026 Hugh Myers; PPSE; PrimeGrid
k: 3019
max n: 2.373.234
n = 10 7 digits
n = 34 14 digits
n = 70 25 digits
n = 106 36 digits
n = 534 165 digits
n = 2634 797 digits
n = 6486 1956 digits
n = 11382 3430 digits
n = 11998 3616 digits
n = 12670 3818 digits
n = 17382 5236 digits
n = 34150 10284 digits
n = 59358 17873 digits
n = 60858 18324 digits
n = 77146 23227 digits
n = 215622 64913 digits
n = 318486 95878 digits
n = 348894 105032 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 850674 256082 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
k: 3021
max n: 2.372.663
n = 1 4 digits
n = 3 5 digits
n = 4 5 digits
n = 7 6 digits
n = 13 8 digits
n = 15 8 digits
n = 17 9 digits
n = 19 10 digits
n = 32 14 digits
n = 36 15 digits
n = 41 16 digits
n = 44 17 digits
n = 60 22 digits
n = 72 26 digits
n = 73 26 digits
n = 80 28 digits
n = 96 33 digits
n = 139 46 digits
n = 164 53 digits
n = 224 71 digits
n = 227 72 digits
n = 320 100 digits
n = 351 110 digits
n = 459 142 digits
n = 767 235 digits
n = 879 269 digits
n = 1263 384 digits
n = 1371 417 digits
n = 1452 441 digits
n = 1469 446 digits
n = 2387 723 digits
n = 2563 776 digits
n = 2657 804 digits
n = 4692 1416 digits 1993 Jeffrey Young
n = 4784 1444 digits 1993 Jeffrey Young
n = 5585 1685 digits
n = 12240 3689 digits
n = 13187 3974 digits
n = 13889 4185 digits
n = 16023 4827 digits
n = 27811 8376 digits
n = 32315 9732 digits
n = 45083 13575 digits
n = 45292 13638 digits
n = 45829 13800 digits
n = 51664 15556 digits
n = 58647 17658 digits
n = 64205 19332 digits
n = 66132 19912 digits
n = 91169 27449 digits
n = 112397 33839 digits
n = 118372 35638 digits
n = 139896 42117 digits
n = 205577 61889 digits
n = 255819 77013 digits
n = 289313 87096 digits
n = 354127 106607 digits May 2012 David Yost; PPSE; PrimeGrid
n = 395564 119081 digits Jul 2012 Frank Matillek; PSieve; srsieve; PrimeGrid; LLR
n = 437176 131607 digits Dec 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 463187 139437 digits Jul 2009 Gerrit Slomma; srsieve; PrimeGrid; LLR
n = 524427 157872 digits Jul 2010 Jay Pantone; PSieve; srsieve; PrimeGrid; LLR
n = 855901 257656 digits May 2012 Frank Matillek; PSieve; srsieve; PrimeGrid; LLR
n = 1670672 502926 digits Feb 2022 Tyler Bredl; PSieve; srsieve; PrimeGrid; LLR
n = 1687203 507903 digits Apr 2022 Benjamin Lynch; PPSE; PrimeGrid
n = 1749792 526744 digits Jun 2023 Randall Scalise; PPSE; PrimeGrid
n = 2365467 712081 digits May 2026 Ryan Propper; PPSE; PrimeGrid
n = 3427059 1031652 digits Jul 2022 Antonio Lucendo; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3023
max n: 2.372.800
n = 1 4 digits
n = 5 5 digits
n = 13 8 digits
n = 17 9 digits
n = 85 30 digits
n = 121 40 digits
n = 173 56 digits
n = 221 71 digits
n = 293 92 digits
n = 745 228 digits
n = 1205 367 digits
n = 3713 1122 digits 1993 Jeffrey Young
n = 6965 2101 digits Mar 1996 Patrick Demichel
n = 10921 3292 digits
n = 13585 4093 digits
n = 26197 7890 digits
n = 52613 15842 digits
n = 56125 16899 digits
n = 258061 77688 digits
n = 266225 80146 digits
n = 569065 171310 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 898673 270532 digits Jun 2012 Radoslaw Szymeczko; PSieve; srsieve; PrimeGrid; LLR
n = 1098757 330763 digits Jun 2013 Andrew Gockel; PSieve; srsieve; PrimeGrid; LLR
n = 1112381 334864 digits Jul 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
k: 3025
max n: 2.372.861
n = 2 5 digits
n = 6 6 digits
n = 12 8 digits
n = 26 12 digits
n = 28 12 digits
n = 30 13 digits
n = 36 15 digits
n = 126 42 digits
n = 468 145 digits
n = 644 198 digits
n = 654 201 digits
n = 1010 308 digits
n = 1442 438 digits
n = 3818 1153 digits 1993 Jeffrey Young
n = 5018 1515 digits
n = 6390 1928 digits
n = 8870 2674 digits
n = 11212 3379 digits May 1996 Patrick Demichel
n = 11980 3610 digits
n = 218700 65839 digits
n = 224204 67496 digits
n = 348098 104792 digits Apr 2012 Brian Carpenter; PPSE; PrimeGrid
n = 520308 156632 digits Jul 2010 René Van Gysel; PSieve; srsieve; PrimeGrid; LLR
n = 536810 161600 digits Jul 2010 Sascha Thorsten Dietsch; PSieve; srsieve; PrimeGrid; LLR
n = 786954 236901 digits Mar 2012 Edoardo Pirovano; PSieve; srsieve; PrimeGrid; LLR
n = 2115206 636744 digits Jan 2025 Dan Bishopp; GFNSvCUDA sieve; GeneFer; AthGFNSieve; PrimeGrid; LLR
k: 3027
max n: 2.372.677
n = 2 5 digits
n = 15 8 digits
n = 18 9 digits
n = 198 64 digits
n = 207 66 digits
n = 230 73 digits
n = 326 102 digits
n = 327 102 digits
n = 350 109 digits
n = 510 158 digits
n = 830 254 digits
n = 1299 395 digits
n = 5448 1644 digits
n = 12086 3642 digits
n = 23202 6988 digits 1996 Patrick Demichel
n = 24746 7453 digits
n = 41336 12447 digits
n = 46575 14024 digits
n = 75942 22865 digits
n = 104288 31398 digits
n = 119606 36009 digits
n = 133902 40312 digits
n = 144992 43651 digits
n = 155010 46667 digits
n = 451352 135874 digits Apr 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 495747 149239 digits Apr 2010 Andreas Kobara; PSieve; srsieve; PrimeGrid; LLR
n = 641832 193215 digits Feb 2011 Sohei Tanaka; PSieve; srsieve; PrimeGrid; LLR
n = 988658 297620 digits Sep 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 3339182 1005198 digits Nov 2020 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3029
max n: 2.372.564
n = 15 8 digits
n = 39 16 digits
n = 45 18 digits
n = 57 21 digits
n = 81 28 digits
n = 105 36 digits
n = 117 39 digits
n = 135 45 digits
n = 177 57 digits
n = 205 66 digits
n = 211 67 digits
n = 225 72 digits
n = 549 169 digits
n = 967 295 digits
n = 1137 346 digits
n = 3387 1024 digits 1993 Jeffrey Young
n = 3945 1192 digits 1993 Jeffrey Young
n = 7917 2387 digits
n = 11289 3402 digits
n = 225231 67805 digits
n = 463881 139646 digits Jul 2009 Paulo Silva; srsieve; PrimeGrid; LLR
n = 495291 149101 digits
n = 1030719 310281 digits Dec 2012 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 3031
max n: 2.373.432
n = 4 5 digits
n = 8 6 digits
n = 92 32 digits
n = 132 44 digits
n = 148 49 digits
n = 284 89 digits
n = 368 115 digits
n = 808 247 digits
n = 1800 546 digits
n = 5204 1571 digits
n = 12120 3652 digits
n = 68704 20686 digits
n = 75888 22849 digits
n = 85808 25835 digits
n = 92652 27895 digits
n = 94864 28561 digits
n = 142592 42928 digits
n = 213820 64370 digits
n = 561300 168972 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1243024 374191 digits Feb 2014 Victor Vacaretu; PSieve; srsieve; PrimeGrid; LLR
n = 1362040 410019 digits Oct 2015 Michael C Leung; PSieve; srsieve; PrimeGrid; LLR
k: 3033
max n: 2.372.869
n = 1 4 digits
n = 6 6 digits
n = 8 6 digits
n = 18 9 digits
n = 38 15 digits
n = 106 36 digits
n = 149 49 digits
n = 430 133 digits
n = 445 138 digits
n = 485 150 digits
n = 528 163 digits
n = 725 222 digits
n = 1669 506 digits
n = 2030 615 digits
n = 3965 1198 digits 1993 Jeffrey Young
n = 4470 1350 digits 1993 Jeffrey Young
n = 5174 1562 digits
n = 5708 1722 digits
n = 8321 2509 digits May 1996 Patrick Demichel
n = 8746 2637 digits May 1996 Patrick Demichel
n = 9416 2838 digits
n = 9638 2905 digits
n = 11101 3346 digits
n = 11301 3406 digits May 1996 Patrick Demichel
n = 14064 4238 digits
n = 16638 5013 digits
n = 18506 5575 digits
n = 24524 7386 digits
n = 32169 9688 digits
n = 45089 13577 digits
n = 51169 15407 digits
n = 68024 20481 digits
n = 94737 28523 digits
n = 137573 41418 digits
n = 174886 52650 digits
n = 294309 88600 digits
n = 323574 97409 digits
n = 341721 102872 digits Apr 2012 Senji Yamashita; PPSE; PrimeGrid
n = 482854 145358 digits Dec 2009 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 656545 197644 digits Mar 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 956130 287828 digits Jul 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1013936 305229 digits Oct 2012 Michael Obermeier; PSieve; srsieve; PrimeGrid; LLR
n = 1076168 323963 digits Apr 2013 Al McAdams; PSieve; srsieve; PrimeGrid; LLR
n = 1315418 395984 digits Feb 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1907438 574200 digits Feb 2024 Vaughan Davies; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1966290 591916 digits May 2024 Chin Jian Kai; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3035
max n: 2.373.046
n = 3 5 digits
n = 7 6 digits
n = 19 10 digits
n = 27 12 digits
n = 113 38 digits
n = 161 52 digits
n = 263 83 digits
n = 371 116 digits
n = 471 146 digits
n = 515 159 digits
n = 585 180 digits
n = 617 190 digits
n = 4017 1213 digits 1993 Jeffrey Young
n = 4715 1423 digits 1993 Jeffrey Young
n = 15425 4647 digits
n = 24391 7346 digits Apr 1998 Baptiste Heyman; Proth
n = 28601 8614 digits
n = 63747 19194 digits
n = 67735 20394 digits
n = 76247 22957 digits
n = 175443 52818 digits
n = 175871 52946 digits
n = 218103 65660 digits
n = 264531 79636 digits
n = 1152983 347086 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1819683 547783 digits Jan 2024 Detlef Lexut; PPSE; PrimeGrid
n = 1882625 566731 digits Feb 2024 Vaughan Davies; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2066417 622057 digits Jan 2025 Zack Friedrichsen; PPSE; PrimeGrid
k: 3037
max n: 2.373.356
n = 2 5 digits
n = 4 5 digits
n = 8 6 digits
n = 16 9 digits
n = 62 23 digits
n = 86 30 digits
n = 106 36 digits
n = 112 38 digits
n = 152 50 digits
n = 154 50 digits
n = 182 59 digits
n = 238 76 digits
n = 482 149 digits
n = 728 223 digits
n = 1454 442 digits
n = 2276 689 digits
n = 4408 1331 digits 1993 Jeffrey Young
n = 5686 1716 digits
n = 11242 3388 digits May 1996 Patrick Demichel
n = 18104 5454 digits
n = 21544 6489 digits
n = 21694 6535 digits
n = 26182 7886 digits
n = 91564 27567 digits
n = 170458 51317 digits
n = 412892 124297 digits Sep 2012 Bart Kus; PPSE; PrimeGrid
n = 635998 191458 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 705322 212327 digits Sep 2011 Rick Reynolds; PSieve; srsieve; PrimeGrid; LLR
n = 832006 250463 digits Apr 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1045588 314757 digits Feb 2013 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 1241074 373604 digits Jan 2014 Takeshi Sasahara; PSieve; srsieve; PrimeGrid; LLR
n = 1514062 455782 digits Feb 2019 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
n = 1780982 536133 digits Dec 2023 Alexey Simbarsky; PPSE; PrimeGrid
k: 3039
max n: 2.372.834
n = 1 4 digits
n = 2 5 digits
n = 9 7 digits
n = 11 7 digits
n = 25 12 digits
n = 55 21 digits
n = 69 25 digits
n = 71 25 digits
n = 81 28 digits
n = 145 48 digits
n = 185 60 digits
n = 210 67 digits
n = 335 105 digits
n = 351 110 digits
n = 529 163 digits
n = 593 182 digits
n = 675 207 digits
n = 701 215 digits
n = 779 238 digits
n = 1371 417 digits
n = 1765 535 digits
n = 2938 888 digits
n = 4651 1404 digits 1993 Jeffrey Young
n = 5019 1515 digits
n = 5781 1744 digits
n = 6306 1902 digits
n = 7691 2319 digits May 1996 Patrick Demichel
n = 17139 5163 digits
n = 22298 6716 digits
n = 24869 7490 digits
n = 30994 9334 digits
n = 37179 11196 digits
n = 48969 14745 digits
n = 53733 16179 digits
n = 91986 27695 digits
n = 101413 30532 digits
n = 139218 41913 digits
n = 249595 75140 digits Jan 2006 John Metcalf; NewPGen; LLR
n = 280929 84572 digits Mar 2006 John Metcalf; NewPGen; LLR
n = 329461 99182 digits
n = 358573 107945 digits May 2012 PPSE; PrimeGrid
n = 447985 134861 digits Jan 2013 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 525471 158187 digits Jul 2010 Choi Yooil; PSieve; srsieve; PrimeGrid; LLR
n = 716821 215789 digits Nov 2011 Jianwen Ling; PSieve; srsieve; PrimeGrid; LLR
n = 727778 219087 digits Dec 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 803645 241925 digits Mar 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 883441 265946 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1093978 329324 digits Mar 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1169354 352015 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1176994 354314 digits Oct 2013 Thomaz Santana; PSieve; srsieve; PrimeGrid; LLR
n = 1177671 354518 digits Oct 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1552709 467416 digits Dec 2019 Richard Mortimore; PSieve; srsieve; PrimeGrid; LLR
k: 3041
max n: 2.372.146
n = 3 5 digits
n = 35 15 digits
n = 59 22 digits
n = 89 31 digits
n = 129 43 digits
n = 429 133 digits
n = 4179 1262 digits 1993 Jeffrey Young
n = 7833 2362 digits
n = 9033 2723 digits
n = 9273 2795 digits
n = 11325 3413 digits May 1996 Patrick Demichel
n = 107873 32477 digits
n = 220499 66381 digits
n = 464819 139928 digits Aug 2009 Dale Laluk; srsieve; PrimeGrid; LLR
n = 2280309 686445 digits May 2025 Jonathan Champ; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3043
max n: 2.373.059
n = 10 7 digits
n = 22 11 digits
n = 100 34 digits
n = 142 47 digits
n = 240 76 digits
n = 280 88 digits
n = 310 97 digits
n = 756 232 digits
n = 814 249 digits
n = 2734 827 digits
n = 6676 2014 digits
n = 8854 2669 digits
n = 20020 6031 digits
n = 22954 6914 digits
n = 57346 17267 digits
n = 66076 19895 digits
n = 98596 29684 digits
n = 228076 68662 digits
n = 423580 127514 digits Nov 2012 Gary Harris; PPSE; PrimeGrid
n = 714034 214950 digits Nov 2011 William Donovan; PSieve; srsieve; PrimeGrid; LLR
n = 924840 278409 digits Jun 2012 Kouhei Ohyanagi; PSieve; srsieve; PrimeGrid; LLR
k: 3045
max n: 2.372.444
n = 1 4 digits
n = 5 5 digits
n = 7 6 digits
n = 8 6 digits
n = 10 7 digits
n = 13 8 digits
n = 15 8 digits
n = 18 9 digits
n = 20 10 digits
n = 22 11 digits
n = 23 11 digits
n = 48 18 digits
n = 80 28 digits
n = 87 30 digits
n = 93 32 digits
n = 106 36 digits
n = 112 38 digits
n = 117 39 digits
n = 141 46 digits
n = 197 63 digits
n = 201 64 digits
n = 208 67 digits
n = 210 67 digits
n = 216 69 digits
n = 228 73 digits
n = 233 74 digits
n = 244 77 digits
n = 252 80 digits
n = 264 83 digits
n = 270 85 digits
n = 351 110 digits
n = 396 123 digits
n = 521 161 digits
n = 552 170 digits
n = 584 180 digits
n = 588 181 digits
n = 873 267 digits
n = 1092 333 digits
n = 1272 387 digits
n = 1485 451 digits
n = 1854 562 digits
n = 2170 657 digits
n = 5081 1534 digits
n = 5292 1597 digits
n = 5548 1674 digits
n = 6956 2098 digits Mar 1996 Patrick Demichel
n = 7577 2285 digits May 1996 Patrick Demichel
n = 9103 2744 digits
n = 10751 3240 digits
n = 15682 4725 digits
n = 21013 6330 digits
n = 26517 7986 digits
n = 27832 8382 digits
n = 30385 9151 digits
n = 30425 9163 digits
n = 31993 9635 digits
n = 32514 9792 digits
n = 34392 10357 digits
n = 37441 11275 digits Mar 1998 David Hanson; Proth
n = 41823 12594 digits
n = 64962 19559 digits
n = 67338 20275 digits
n = 76625 23070 digits
n = 116754 35150 digits
n = 117498 35374 digits
n = 157480 47410 digits
n = 181565 54660 digits
n = 208965 62909 digits
n = 239840 72203 digits
n = 411004 123729 digits Sep 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 430338 129549 digits Dec 2012 Gary Harris; PPSE; PrimeGrid
n = 554626 166963 digits Oct 2010 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 750402 225897 digits Dec 2011 Rainer Emrich; PSieve; srsieve; PrimeGrid; LLR
n = 838672 252469 digits Apr 2012 Tomasz R. Gwiazda; PSieve; srsieve; PrimeGrid; LLR
n = 932893 280833 digits Jul 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1026607 309043 digits Oct 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1203486 362289 digits Nov 2013 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1292254 389011 digits Aug 2014 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1372676 413221 digits Jan 2016 Andreas Reich; PSieve; srsieve; PrimeGrid; LLR
n = 1478108 444959 digits Feb 2018 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1576543 474591 digits Mar 2020 Andre Meditz; PSieve; srsieve; PrimeGrid; LLR
n = 1755813 528556 digits Jul 2023 Zoltan Kemenes; PPSE; PrimeGrid
n = 2129650 641093 digits Jan 2025 Raul Prisacariu; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3047
max n: 2.372.822
n = 11 7 digits
n = 51 19 digits
n = 139 46 digits
n = 247 78 digits
n = 807 247 digits
n = 1347 409 digits
n = 1359 413 digits
n = 1367 415 digits
n = 1567 476 digits
n = 1935 586 digits
n = 1991 603 digits
n = 4047 1222 digits 1993 Jeffrey Young
n = 7795 2351 digits
n = 14435 4349 digits
n = 22119 6662 digits
n = 30707 9248 digits
n = 48287 14540 digits
n = 53667 16159 digits
n = 90499 27247 digits
n = 205735 61936 digits
n = 389339 117207 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 532967 160443 digits Jul 2010 Arnaud Lemarotel; PSieve; srsieve; PrimeGrid; LLR
k: 3049
max n: 2.372.485
n = 2 5 digits
n = 6 6 digits
n = 22 11 digits
n = 38 15 digits
n = 66 24 digits
n = 106 36 digits
n = 262 83 digits
n = 1198 365 digits
n = 1578 479 digits
n = 1630 495 digits
n = 2178 660 digits
n = 2566 776 digits
n = 2726 825 digits
n = 2850 862 digits
n = 3402 1028 digits 1993 Jeffrey Young
n = 7882 2377 digits
n = 9166 2763 digits
n = 18878 5687 digits
n = 19786 5960 digits
n = 26386 7947 digits
n = 26510 7984 digits
n = 35382 10655 digits
n = 120002 36128 digits Sep 2002 Jim Liddle; Proth
n = 160418 48295 digits Apr 2003 Jim Liddle; Proth
n = 174610 52567 digits Sep 2000 Chris Caldwell; Proth
n = 273182 82240 digits
n = 408426 122952 digits Aug 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 1021646 307550 digits Oct 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1409078 424179 digits Jun 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1522742 458395 digits Feb 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2164266 651513 digits Feb 2025 Jaroslav Sekanina; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3051
max n: 2.373.267
n = 4 5 digits
n = 31 13 digits
n = 80 28 digits
n = 149 49 digits
n = 160 52 digits
n = 331 104 digits
n = 485 150 digits
n = 869 266 digits
n = 1316 400 digits
n = 2347 711 digits
n = 3235 978 digits
n = 4556 1375 digits 1993 Jeffrey Young
n = 6020 1816 digits
n = 8228 2481 digits
n = 13664 4117 digits
n = 15580 4694 digits
n = 42004 12648 digits
n = 69175 20828 digits
n = 155216 46729 digits
n = 210968 63512 digits
n = 223508 67287 digits
n = 338767 101983 digits Apr 2012 Patrick Schöfer; PPSE; PrimeGrid
n = 572639 172386 digits Nov 2010 Yang Liu; PSieve; srsieve; PrimeGrid; LLR
n = 1302571 392117 digits Jan 2015 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 2271221 683710 digits Apr 2025 Mike Parker; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3053
max n: 2.373.204
n = 9 7 digits
n = 109 37 digits
n = 1453 441 digits
n = 3169 958 digits
n = 89177 26849 digits
n = 254593 76644 digits
n = 312993 94224 digits
n = 575429 173225 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 991373 298437 digits Sep 2012 Andreas Adolfsson; PSieve; srsieve; PrimeGrid; LLR
n = 1244925 374764 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 3055
max n: 2.372.875
n = 18 9 digits
n = 44 17 digits
n = 54 20 digits
n = 110 37 digits
n = 200 64 digits
n = 228 73 digits
n = 518 160 digits
n = 534 165 digits
n = 1394 424 digits
n = 2310 699 digits
n = 5988 1807 digits
n = 22668 6828 digits
n = 23546 7092 digits
n = 37994 11441 digits
n = 61694 18576 digits
n = 152736 45982 digits
n = 186126 56033 digits
n = 696798 209761 digits Sep 2011 Michel Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 774180 233055 digits Dec 2011 Justin Keenan; PSieve; srsieve; PrimeGrid; LLR
k: 3057
max n: 2.372.814
n = 12 8 digits
n = 16 9 digits
n = 18 9 digits
n = 28 12 digits
n = 52 20 digits
n = 82 29 digits
n = 163 53 digits
n = 195 63 digits
n = 247 78 digits
n = 474 147 digits
n = 531 164 digits
n = 882 269 digits
n = 1287 391 digits
n = 1468 446 digits
n = 1851 561 digits
n = 4363 1317 digits 1993 Jeffrey Young
n = 4507 1361 digits 1993 Jeffrey Young
n = 5358 1617 digits
n = 7279 2195 digits May 1996 Patrick Demichel
n = 9523 2871 digits
n = 10752 3241 digits
n = 11932 3596 digits
n = 12712 3831 digits
n = 13159 3965 digits
n = 26995 8130 digits
n = 55122 16597 digits Feb 1999 Tadashi Taura; Proth
n = 56463 17001 digits
n = 71932 21658 digits
n = 80208 24149 digits
n = 83407 25112 digits
n = 88896 26764 digits
n = 164142 49416 digits
n = 178908 53861 digits
n = 189228 56967 digits
n = 204292 61502 digits
n = 214434 64555 digits
n = 227158 68385 digits
n = 231192 69600 digits
n = 738474 222307 digits Dec 2011 William Donovan; PSieve; srsieve; PrimeGrid; LLR
n = 779386 234623 digits Mar 2012 Dmitry Domanov; PSieve; srsieve; PrimeGrid; LLR
n = 1320954 397651 digits Feb 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1468032 441926 digits Feb 2018 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
n = 2208471 664820 digits Feb 2025 Wes Hewitt; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3059
max n: 2.372.798
n = 3 5 digits
n = 7 6 digits
n = 9 7 digits
n = 23 11 digits
n = 31 13 digits
n = 33 14 digits
n = 43 17 digits
n = 61 22 digits
n = 71 25 digits
n = 77 27 digits
n = 79 28 digits
n = 81 28 digits
n = 129 43 digits
n = 131 43 digits
n = 143 47 digits
n = 213 68 digits
n = 363 113 digits
n = 447 139 digits
n = 521 161 digits
n = 527 163 digits
n = 971 296 digits
n = 1023 312 digits
n = 1487 452 digits
n = 1573 478 digits
n = 1637 497 digits
n = 2201 667 digits
n = 2883 872 digits
n = 4469 1349 digits 1993 Jeffrey Young
n = 4473 1350 digits 1993 Jeffrey Young
n = 4943 1492 digits 1993 Jeffrey Young
n = 6247 1885 digits
n = 6773 2043 digits Mar 1996 Patrick Demichel
n = 8281 2497 digits May 1996 Patrick Demichel
n = 8819 2659 digits
n = 11783 3551 digits
n = 14361 4327 digits
n = 20747 6249 digits
n = 28849 8688 digits
n = 29779 8968 digits
n = 48623 14641 digits
n = 50563 15225 digits
n = 52037 15669 digits
n = 60639 18258 digits
n = 104391 31429 digits
n = 107547 32379 digits
n = 143071 43073 digits
n = 159643 48061 digits
n = 165963 49964 digits
n = 194027 58412 digits
n = 208491 62766 digits
n = 243189 73211 digits
n = 362437 109108 digits Feb 2009 Iury Benevelli; srsieve; PrimeGrid; LLR
n = 385081 115925 digits Jun 2012 Adrian Schori; PPSE; PrimeGrid
n = 515581 155209 digits Jun 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 519251 156314 digits Jun 2010 Steven Harvey; PSieve; srsieve; PrimeGrid; LLR
n = 819611 246731 digits Apr 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 854103 257115 digits May 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1518347 457072 digits Feb 2019 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1636187 492545 digits Mar 2021 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
n = 1790547 539012 digits Jan 2024 Jürgen Heinrich; PPSE; PrimeGrid
n = 1803557 542929 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 3351379 1008870 digits Feb 2021 Masato Nose; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3061
max n: 2.373.064
n = 33288 10025 digits 1987 Duncan A. Buell; Jeffrey Young
n = 219080 65954 digits Feb 2004 Yves Minet; Proth
k: 3063
max n: 2.371.975
n = 2 5 digits
n = 4 5 digits
n = 5 5 digits
n = 6 6 digits
n = 8 6 digits
n = 9 7 digits
n = 10 7 digits
n = 13 8 digits
n = 16 9 digits
n = 17 9 digits
n = 20 10 digits
n = 24 11 digits
n = 36 15 digits
n = 40 16 digits
n = 44 17 digits
n = 54 20 digits
n = 66 24 digits
n = 70 25 digits
n = 74 26 digits
n = 84 29 digits
n = 86 30 digits
n = 108 36 digits
n = 146 48 digits
n = 173 56 digits
n = 176 57 digits
n = 190 61 digits
n = 206 66 digits
n = 258 82 digits
n = 276 87 digits
n = 512 158 digits
n = 520 161 digits
n = 572 176 digits
n = 634 195 digits
n = 656 201 digits
n = 700 215 digits
n = 846 259 digits
n = 942 288 digits
n = 1193 363 digits
n = 1638 497 digits
n = 2912 881 digits
n = 3317 1003 digits 1989 Hiromi Suyama
n = 3562 1076 digits 1993 Jeffrey Young
n = 4178 1262 digits 1993 Jeffrey Young
n = 5572 1681 digits
n = 5898 1779 digits
n = 7502 2262 digits May 1996 Patrick Demichel
n = 7578 2285 digits May 1996 Patrick Demichel
n = 8252 2488 digits May 1996 Patrick Demichel
n = 11104 3347 digits
n = 12384 3732 digits
n = 13288 4004 digits
n = 21557 6493 digits
n = 21712 6540 digits
n = 23166 6978 digits 1996 Patrick Demichel
n = 30938 9317 digits
n = 36958 11129 digits
n = 60853 18323 digits
n = 65680 19776 digits
n = 68177 20527 digits
n = 84666 25491 digits
n = 91346 27502 digits
n = 97734 29425 digits
n = 101202 30469 digits
n = 107604 32396 digits
n = 107808 32457 digits
n = 121242 36501 digits
n = 137865 41505 digits
n = 163664 49272 digits
n = 178140 53629 digits
n = 233484 70290 digits
n = 312349 94030 digits
n = 312633 94116 digits
n = 316802 95371 digits
n = 355780 107104 digits May 2012 PPSE; PrimeGrid
n = 367290 110569 digits May 2012 PPSE; PrimeGrid
n = 390316 117501 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 403274 121402 digits Jul 2012 Frank Matillek; PPSE; PrimeGrid
n = 415896 125201 digits Oct 2012 Bart Kus; PPSE; PrimeGrid
n = 491958 148098 digits Mar 2010 Bradford Nye; PSieve; srsieve; PrimeGrid; LLR
n = 541153 162907 digits Aug 2010 Martin Bilik; PSieve; srsieve; PrimeGrid; LLR
n = 726372 218664 digits Dec 2011 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 859116 258624 digits May 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 913748 275070 digits Jun 2012 Christian Klucken; PSieve; srsieve; PrimeGrid; LLR
n = 964826 290446 digits Aug 2012 Ed Braaten; PSieve; srsieve; PrimeGrid; LLR
n = 987716 297336 digits Sep 2012 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1015794 305788 digits Oct 2012 Paul Randal; PSieve; srsieve; PrimeGrid; LLR
n = 1018660 306651 digits Oct 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1383182 416383 digits Feb 2016 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1923598 579065 digits Mar 2024 Ken Smith; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2143882 645377 digits Feb 2025 Detlef Lexut; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2243872 675477 digits Mar 2025 Adrian Schori; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3065
max n: 2.372.146
n = 1 4 digits
n = 5 5 digits
n = 7 6 digits
n = 29 13 digits
n = 245 78 digits
n = 325 102 digits
n = 361 113 digits
n = 397 123 digits
n = 439 136 digits
n = 559 172 digits
n = 1787 542 digits
n = 1955 593 digits
n = 6329 1909 digits
n = 6991 2108 digits Mar 1996 Patrick Demichel
n = 8227 2481 digits May 1996 Patrick Demichel
n = 8251 2488 digits May 1996 Patrick Demichel
n = 41227 12415 digits
n = 91321 27494 digits
n = 609811 183575 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 804029 242041 digits Mar 2012 Philipp Bliedung; PSieve; srsieve; PrimeGrid; LLR
n = 1183121 356159 digits Oct 2013 Algirdas Javtokas; PSieve; srsieve; PrimeGrid; LLR
k: 3067
max n: 2.371.879
n = 2 5 digits
n = 8 6 digits
n = 20 10 digits
n = 32 14 digits
n = 68 24 digits
n = 92 32 digits
n = 140 46 digits
n = 152 50 digits
n = 166 54 digits
n = 266 84 digits
n = 620 191 digits
n = 1030 314 digits
n = 1616 490 digits
n = 2080 630 digits
n = 5210 1572 digits
n = 6346 1914 digits
n = 9126 2751 digits
n = 10216 3079 digits
n = 11222 3382 digits May 1996 Patrick Demichel
n = 38710 11657 digits
n = 56450 16997 digits
n = 64660 19469 digits
n = 75182 22636 digits
n = 75258 22659 digits
n = 90272 27179 digits
n = 96376 29016 digits
n = 345716 104075 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 523790 157680 digits Jul 2010 Tapio Rajala; PSieve; srsieve; PrimeGrid; LLR
n = 550252 165646 digits Sep 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 612416 184360 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 694648 209114 digits Sep 2011 Koichi Okubo; PSieve; srsieve; PrimeGrid; LLR
n = 1070060 322124 digits Mar 2013 Walter Darimont; PSieve; srsieve; PrimeGrid; LLR
n = 1886170 567798 digits Feb 2024 Ráďa Plšák; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2006282 603955 digits Oct 2024 Valter Cavecchia; PPSE; PrimeGrid
n = 2353206 708390 digits Apr 2026 Adrian Baker; PPSE; PrimeGrid
k: 3069
max n: 2.373.256
n = 2 5 digits
n = 9 7 digits
n = 11 7 digits
n = 23 11 digits
n = 38 15 digits
n = 95 33 digits
n = 135 45 digits
n = 497 154 digits
n = 579 178 digits
n = 722 221 digits
n = 830 254 digits
n = 1457 443 digits
n = 1647 500 digits
n = 1755 532 digits
n = 3099 937 digits
n = 6689 2018 digits Mar 1996 Patrick Demichel
n = 6825 2059 digits Mar 1996 Patrick Demichel
n = 7586 2288 digits May 1996 Patrick Demichel
n = 10865 3275 digits
n = 30854 9292 digits
n = 38402 11564 digits
n = 83319 25086 digits
n = 88802 26736 digits
n = 100305 30199 digits
n = 112935 34001 digits
n = 123563 37200 digits
n = 135662 40842 digits
n = 197331 59407 digits
n = 328647 98937 digits
n = 338841 102005 digits Apr 2012 Douglas B. McKay; PPSE; PrimeGrid
n = 440139 132499 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 552047 166187 digits Sep 2010 Dave Sunderland; PSieve; srsieve; PrimeGrid; LLR
n = 1918299 577470 digits Feb 2024 John Hall; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2246025 676125 digits Mar 2025 Scott Earle; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3071
max n: 2.372.894
n = 1 4 digits
n = 9 7 digits
n = 15 9 digits
n = 49 19 digits
n = 55 21 digits
n = 91 31 digits
n = 99 34 digits
n = 109 37 digits
n = 141 46 digits
n = 213 68 digits
n = 223 71 digits
n = 301 95 digits
n = 699 214 digits
n = 1579 479 digits
n = 1749 530 digits
n = 2329 705 digits
n = 4009 1211 digits 1993 Jeffrey Young
n = 5347 1614 digits
n = 5907 1782 digits
n = 6129 1849 digits
n = 11121 3352 digits
n = 14085 4244 digits
n = 24715 7444 digits
n = 24937 7511 digits
n = 25609 7713 digits
n = 29551 8900 digits
n = 75301 22672 digits
n = 89553 26962 digits
n = 484537 145864 digits Jan 2010 Naoki Iimura; PSieve; srsieve; PrimeGrid; LLR
n = 547795 164907 digits Sep 2010 Lukas Hron; PSieve; srsieve; PrimeGrid; LLR
n = 643075 193589 digits Feb 2011 Peter Verstappen; PSieve; srsieve; PrimeGrid; LLR
n = 1142095 343809 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1517917 456943 digits Feb 2019 Josef Schlereth; PSieve; srsieve; PrimeGrid; LLR
n = 1808785 544503 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 1919289 577768 digits Feb 2024 Ignacio Nebreda Junghans; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2094471 630503 digits Jan 2025 Ed Goforth; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3073
max n: 2.372.841
n = 4 5 digits
n = 12 8 digits
n = 42 17 digits
n = 66 24 digits
n = 82 29 digits
n = 346 108 digits
n = 396 123 digits
n = 932 285 digits
n = 994 303 digits
n = 2204 667 digits
n = 2348 711 digits
n = 6128 1849 digits
n = 7044 2124 digits Mar 1996 Patrick Demichel
n = 19922 6001 digits
n = 40890 12313 digits
n = 77786 23420 digits
n = 147106 44287 digits
n = 272402 82005 digits
n = 740976 223060 digits Dec 2011 Andrew Orr; PSieve; srsieve; PrimeGrid; LLR
n = 756250 227658 digits Dec 2011 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 770136 231838 digits Dec 2011 Chris Kluka; PSieve; srsieve; PrimeGrid; LLR
n = 1199602 361120 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1309132 394092 digits Jan 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1341328 403784 digits Apr 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
k: 3075
max n: 2.372.689
n = 1 4 digits
n = 2 5 digits
n = 4 5 digits
n = 9 7 digits
n = 10 7 digits
n = 20 10 digits
n = 29 13 digits
n = 40 16 digits
n = 44 17 digits
n = 51 19 digits
n = 73 26 digits
n = 99 34 digits
n = 193 62 digits
n = 200 64 digits
n = 208 67 digits
n = 209 67 digits
n = 252 80 digits
n = 269 85 digits
n = 280 88 digits
n = 418 130 digits
n = 542 167 digits
n = 690 212 digits
n = 981 299 digits
n = 1144 348 digits
n = 1153 351 digits
n = 1217 370 digits
n = 1538 467 digits
n = 1540 468 digits
n = 1552 471 digits
n = 1802 546 digits
n = 1835 556 digits
n = 2642 799 digits
n = 2652 802 digits
n = 3952 1194 digits 1993 Jeffrey Young
n = 4322 1305 digits 1993 Jeffrey Young
n = 4508 1361 digits 1993 Jeffrey Young
n = 5638 1701 digits
n = 6309 1903 digits
n = 7604 2293 digits May 1996 Patrick Demichel
n = 8001 2413 digits May 1996 Patrick Demichel
n = 8120 2448 digits May 1996 Patrick Demichel
n = 12084 3642 digits
n = 14542 4382 digits
n = 15152 4565 digits
n = 19962 6013 digits
n = 21741 6549 digits
n = 38493 11592 digits Feb 1999 Tadashi Taura; Proth
n = 43214 13013 digits
n = 48268 14534 digits
n = 58802 17705 digits
n = 73432 22109 digits
n = 93069 28021 digits
n = 97573 29376 digits
n = 118604 35707 digits
n = 134651 40538 digits
n = 137681 41450 digits
n = 153414 46186 digits
n = 178332 53687 digits
n = 413248 124404 digits Sep 2012 Jörg Meili; PPSE; PrimeGrid
n = 465772 140215 digits Jun 2009 Steven Harvey; srsieve; PrimeGrid; LLR
n = 647205 194832 digits Feb 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1095918 329908 digits Mar 2013 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1257333 378499 digits Mar 2014 John S Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 1539922 463567 digits May 2019 Richard Block; PSieve; srsieve; PrimeGrid; LLR
n = 2018138 607524 digits Dec 2024 Michael Millerick; PPSE; PrimeGrid
n = 2096597 631143 digits Jan 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2157281 649410 digits Feb 2025 Yuya Mochizuki; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2280275 686435 digits May 2025 Ian Dickinson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3077
max n: 2.373.371
n = 7 6 digits
n = 11 7 digits
n = 15 9 digits
n = 19 10 digits
n = 43 17 digits
n = 259 82 digits
n = 1811 549 digits
n = 2735 827 digits
n = 7475 2254 digits May 1996 Patrick Demichel
n = 7783 2347 digits May 1996 Patrick Demichel
n = 7975 2405 digits
n = 12443 3750 digits
n = 12675 3820 digits
n = 30175 9088 digits
n = 30815 9280 digits
n = 33943 10222 digits
n = 59199 17825 digits
n = 59403 17886 digits
n = 81163 24436 digits
n = 85883 25857 digits
n = 171595 51659 digits
n = 175515 52839 digits
n = 432159 130097 digits Apr 2006 Jan Haller; PPSE; PrimeGrid
n = 977547 294275 digits Aug 2012 HansJürgen Bergelt; PSieve; srsieve; PrimeGrid; LLR
n = 1177655 354513 digits Oct 2013 Masato Furushima; PSieve; srsieve; PrimeGrid; LLR
n = 1187371 357438 digits Oct 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1712347 515472 digits Oct 2022 Vaughan Davies; PPSE; PrimeGrid
n = 1892499 569703 digits Feb 2024 Pablo Moreno; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1970455 593170 digits Jun 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3079
max n: 2.373.061
n = 26 12 digits
n = 494 153 digits
n = 602 185 digits
n = 998 304 digits
n = 1258 383 digits
n = 1522 462 digits
n = 2042 619 digits
n = 2422 733 digits
n = 2974 899 digits
n = 3734 1128 digits 1993 Jeffrey Young
n = 4346 1312 digits 1993 Jeffrey Young
n = 14686 4425 digits
n = 27122 8169 digits
n = 33778 10172 digits
n = 77122 23220 digits
n = 195802 58946 digits
n = 210266 63300 digits
k: 3081
max n: 2.372.838
n = 1 4 digits
n = 4 5 digits
n = 7 6 digits
n = 16 9 digits
n = 49 19 digits
n = 69 25 digits
n = 72 26 digits
n = 73 26 digits
n = 81 28 digits
n = 87 30 digits
n = 101 34 digits
n = 133 44 digits
n = 136 45 digits
n = 173 56 digits
n = 203 65 digits
n = 287 90 digits
n = 340 106 digits
n = 369 115 digits
n = 432 134 digits
n = 449 139 digits
n = 491 152 digits
n = 499 154 digits
n = 516 159 digits
n = 579 178 digits
n = 677 208 digits
n = 684 210 digits
n = 708 217 digits
n = 767 235 digits
n = 807 247 digits
n = 856 262 digits
n = 1033 315 digits
n = 1129 344 digits
n = 1176 358 digits
n = 1856 563 digits
n = 1929 585 digits
n = 2049 621 digits
n = 2236 677 digits
n = 2527 765 digits
n = 2703 818 digits
n = 2769 838 digits
n = 3183 962 digits
n = 3748 1132 digits 1993 Jeffrey Young
n = 5631 1699 digits
n = 7423 2239 digits May 1996 Patrick Demichel
n = 10216 3079 digits
n = 10416 3140 digits
n = 12052 3632 digits
n = 13260 3996 digits
n = 13271 3999 digits
n = 13921 4195 digits
n = 16323 4918 digits
n = 18736 5644 digits
n = 20824 6273 digits
n = 26079 7855 digits
n = 30612 9219 digits
n = 31191 9393 digits
n = 43388 13065 digits
n = 45227 13619 digits
n = 46669 14053 digits
n = 51457 15494 digits
n = 104979 31606 digits
n = 111268 33499 digits
n = 168193 50635 digits
n = 182700 55002 digits
n = 212217 63888 digits
n = 227201 68398 digits
n = 350319 105461 digits Jan 2009 Carlos Eduardo Pinho; srsieve; PrimeGrid; LLR
n = 371392 111804 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 417664 125733 digits Oct 2012 Konstantin Manz; PPSE; PrimeGrid
n = 434017 130656 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 478707 144109 digits Nov 2009 Dale Laluk; srsieve; PrimeGrid; LLR
n = 718009 216146 digits Nov 2011 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 721997 217347 digits Nov 2011 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 732592 220536 digits Dec 2011 Vladislav Ketamino; PSieve; srsieve; PrimeGrid; LLR
n = 783093 235738 digits Mar 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 807852 243192 digits Mar 2012 Arif Mert Kapicioglu; PSieve; srsieve; PrimeGrid; LLR
n = 924833 278406 digits Jun 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1027253 309238 digits Oct 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1804560 543231 digits Jan 2024 Alexey Simbarsky; PPSE; PrimeGrid
k: 3083
max n: 2.372.313
n = 21 10 digits
n = 801 245 digits
n = 1065 325 digits
n = 2073 628 digits
n = 2721 823 digits
n = 8601 2593 digits May 1996 Patrick Demichel
n = 21573 6498 digits
n = 721845 217301 digits Nov 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
k: 3085
max n: 2.373.258
n = 6 6 digits
n = 10 7 digits
n = 18 9 digits
n = 36 15 digits
n = 46 18 digits
n = 130 43 digits
n = 336 105 digits
n = 348 109 digits
n = 474 147 digits
n = 2118 642 digits
n = 10308 3107 digits
n = 13068 3938 digits
n = 79038 23797 digits
n = 160146 48213 digits
n = 263778 79409 digits
n = 390684 117612 digits Jul 2012 Bruce Dodson; PPSE; PrimeGrid
n = 1613148 485610 digits Jan 2021 Alexey Simbarsky; PSieve; srsieve; PrimeGrid; LLR
k: 3087
max n: 2.372.786
n = 3 5 digits
n = 4 5 digits
n = 6 6 digits
n = 7 6 digits
n = 10 7 digits
n = 12 8 digits
n = 15 9 digits
n = 26 12 digits
n = 30 13 digits
n = 32 14 digits
n = 39 16 digits
n = 64 23 digits
n = 103 35 digits
n = 110 37 digits
n = 112 38 digits
n = 116 39 digits
n = 139 46 digits
n = 166 54 digits
n = 183 59 digits
n = 211 68 digits
n = 227 72 digits
n = 326 102 digits
n = 352 110 digits
n = 355 111 digits
n = 460 142 digits
n = 646 198 digits
n = 971 296 digits
n = 994 303 digits
n = 1100 335 digits
n = 1180 359 digits
n = 2022 613 digits
n = 2164 655 digits
n = 3452 1043 digits 1993 Jeffrey Young
n = 4666 1409 digits 1993 Jeffrey Young
n = 5874 1772 digits
n = 7630 2301 digits May 1996 Patrick Demichel
n = 10196 3073 digits
n = 15100 4550 digits
n = 15434 4650 digits
n = 16127 4859 digits
n = 17519 5278 digits
n = 20472 6167 digits
n = 21736 6547 digits
n = 28743 8656 digits
n = 29754 8961 digits
n = 47567 14323 digits
n = 49904 15027 digits
n = 53944 16243 digits Feb 1999 Tadashi Taura; Proth
n = 64304 19361 digits
n = 87212 26257 digits
n = 124116 37367 digits
n = 165347 49778 digits
n = 169755 51105 digits
n = 217680 65532 digits
n = 232484 69989 digits
n = 250412 75386 digits
n = 443595 133539 digits Dec 2012 Tarmo Ilves; PPSE; PrimeGrid
n = 482252 145176 digits Nov 2009 Alexander Schüpstuhl; srsieve; PrimeGrid; LLR
n = 724427 218078 digits Nov 2011 Daniel Sinding Andersen; PSieve; srsieve; PrimeGrid; LLR
n = 867692 261205 digits May 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1025050 308575 digits Oct 2012 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 1028455 309600 digits Oct 2012 AJ Noon; PSieve; srsieve; PrimeGrid; LLR
n = 1571426 473050 digits Feb 2020 Yuki Yoshigoe; PSieve; srsieve; PrimeGrid; LLR
n = 2265911 682111 digits Apr 2025 Ryo Takahashi; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3355000 1009960 digits Feb 2021 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3089
max n: 2.372.812
n = 5 5 digits
n = 11 7 digits
n = 17 9 digits
n = 23 11 digits
n = 25 12 digits
n = 31 13 digits
n = 57 21 digits
n = 85 30 digits
n = 143 47 digits
n = 191 61 digits
n = 215 69 digits
n = 401 125 digits
n = 647 199 digits
n = 823 252 digits
n = 853 261 digits
n = 1111 338 digits
n = 1397 425 digits
n = 3391 1025 digits 1993 Jeffrey Young
n = 3887 1174 digits 1993 Jeffrey Young
n = 6731 2030 digits Mar 1996 Patrick Demichel
n = 10307 3107 digits
n = 10841 3267 digits
n = 13705 4130 digits
n = 19753 5950 digits Mar 1998 David Hanson; Proth
n = 20801 6266 digits
n = 21095 6354 digits
n = 24213 7293 digits
n = 31387 9452 digits
n = 37641 11335 digits
n = 65057 19588 digits
n = 72445 21812 digits
n = 89885 27062 digits
n = 103591 31188 digits
n = 136857 41202 digits
n = 154811 46607 digits
n = 199881 60174 digits
n = 259793 78209 digits
n = 262763 79104 digits
n = 640481 192808 digits Feb 2011 Artur Obara; PSieve; srsieve; PrimeGrid; LLR
n = 1312303 395047 digits Jan 2015 Brook Harste; PSieve; srsieve; PrimeGrid; LLR
n = 1510697 454769 digits Jan 2019 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
n = 2238941 673992 digits Feb 2025 Jens Katzur; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2324915 699873 digits Nov 2025 Kari Hyvönen; PPSE; PrimeGrid
k: 3091
max n: 2.373.436
n = 24 11 digits
n = 28 12 digits
n = 280 88 digits
n = 372 116 digits
n = 924 282 digits
n = 3040 919 digits
n = 4096 1237 digits 1993 Jeffrey Young
n = 4120 1244 digits 1993 Jeffrey Young
n = 10240 3087 digits Aug 1997 Kenneth J. Brazier; Proth
n = 12592 3795 digits
n = 16048 4835 digits
n = 116728 35143 digits
n = 616984 185735 digits Jan 2011 Brian J Dahlman; PSieve; srsieve; PrimeGrid; LLR
n = 1311108 394687 digits Jan 2015 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1534444 461918 digits Mar 2019 Arnaud Jacques; PSieve; srsieve; PrimeGrid; LLR
k: 3093
max n: 2.372.932
n = 2 5 digits
n = 10 7 digits
n = 26 12 digits
n = 29 13 digits
n = 38 15 digits
n = 62 23 digits
n = 68 24 digits
n = 230 73 digits
n = 245 78 digits
n = 308 97 digits
n = 1105 337 digits
n = 1370 416 digits
n = 1670 507 digits
n = 2260 684 digits
n = 3025 915 digits
n = 3401 1028 digits 1993 Jeffrey Young
n = 4460 1347 digits 1993 Jeffrey Young
n = 4846 1463 digits 1993 Jeffrey Young
n = 9236 2784 digits
n = 11566 3486 digits
n = 12010 3619 digits
n = 26428 7960 digits
n = 31297 9425 digits
n = 42106 12679 digits
n = 51577 15530 digits
n = 57529 17322 digits
n = 96742 29126 digits
n = 146116 43989 digits
n = 186502 56147 digits
n = 203998 61414 digits
n = 229630 69130 digits
n = 232100 69873 digits
n = 529796 159488 digits Jul 2010 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 723001 217649 digits Nov 2011 David Sas; PSieve; srsieve; PrimeGrid; LLR
n = 824537 248214 digits Apr 2012 Timothy Reichard; PSieve; srsieve; PrimeGrid; LLR
n = 860521 259047 digits May 2012 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 1097468 330375 digits Mar 2013 Benno Pütz; PSieve; srsieve; PrimeGrid; LLR
n = 3478148 1047031 digits Aug 2023 Seonghwan Kim; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3095
max n: 2.372.944
n = 5 5 digits
n = 9 7 digits
n = 19 10 digits
n = 27 12 digits
n = 45 18 digits
n = 95 33 digits
n = 145 48 digits
n = 155 51 digits
n = 177 57 digits
n = 407 127 digits
n = 589 181 digits
n = 759 232 digits
n = 835 255 digits
n = 6905 2083 digits Mar 1996 Patrick Demichel
n = 14215 4283 digits
n = 16665 5021 digits
n = 45191 13608 digits
n = 54425 16388 digits
n = 58185 17519 digits Jun 1999 David Hanson; Proth
n = 73855 22237 digits
n = 90847 27352 digits
n = 98325 29603 digits
n = 218057 65646 digits
n = 233367 70254 digits
n = 287871 86662 digits
n = 319137 96074 digits
n = 450867 135728 digits May 2009 Brady Heigaard; srsieve; PrimeGrid; LLR
n = 455127 137011 digits May 2009 K Adams; srsieve; PrimeGrid; LLR
n = 665597 200369 digits Apr 2011 Eric Larson; PSieve; srsieve; PrimeGrid; LLR
n = 679907 204676 digits Sep 2011 Stefan Lichtenwimmer; PSieve; srsieve; PrimeGrid; LLR
n = 803459 241869 digits Mar 2012 Anonymous; PSieve; srsieve; PrimeGrid; LLR
n = 1698599 511333 digits Jun 2022 Krzysztof Koczubik; PPSE; PrimeGrid
k: 3097
max n: 2.372.939
n = 12 8 digits
n = 18 9 digits
n = 24 11 digits
n = 32 14 digits
n = 104 35 digits
n = 224 71 digits
n = 420 130 digits
n = 612 188 digits
n = 2772 838 digits
n = 8088 2439 digits May 1996 Patrick Demichel
n = 8264 2492 digits May 1996 Patrick Demichel
n = 17604 5303 digits
n = 17874 5385 digits
n = 32952 9924 digits
n = 52728 15877 digits
n = 83760 25218 digits
n = 112664 33919 digits
n = 125072 37654 digits
n = 194264 58483 digits
n = 205904 61987 digits
n = 435008 130954 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 479088 144224 digits Oct 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 517824 155885 digits Jun 2010 Ville Koskinen; PSieve; srsieve; PrimeGrid; LLR
n = 532128 160190 digits Jul 2010 Steve Mahlberg; PSieve; srsieve; PrimeGrid; LLR
n = 811868 244401 digits Mar 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 3483800 1048732 digits Oct 2023 Ian Dickinson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3099
max n: 2.373.126
n = 1 4 digits
n = 3 5 digits
n = 6 6 digits
n = 19 10 digits
n = 61 22 digits
n = 78 27 digits
n = 97 33 digits
n = 114 38 digits
n = 159 52 digits
n = 226 72 digits
n = 253 80 digits
n = 2047 620 digits
n = 2299 696 digits
n = 2527 765 digits
n = 7441 2244 digits May 1996 Patrick Demichel
n = 8581 2587 digits May 1996 Patrick Demichel
n = 10411 3138 digits
n = 13453 4054 digits
n = 51786 15593 digits
n = 52189 15714 digits
n = 62154 18714 digits
n = 111574 33591 digits
n = 121906 36701 digits
n = 242533 73014 digits
n = 365127 109918 digits May 2012 PPSE; PrimeGrid
n = 795454 239460 digits Mar 2012 Andreas Kobara; PSieve; srsieve; PrimeGrid; LLR
n = 855721 257602 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1019923 307031 digits Oct 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1947111 586143 digits Apr 2024 Victor DiMichina; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3464739 1042994 digits Mar 2023 JanPeter Fischer; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3101
max n: 2.371.978
n = 1 4 digits
n = 3 5 digits
n = 5 5 digits
n = 15 9 digits
n = 33 14 digits
n = 35 15 digits
n = 39 16 digits
n = 45 18 digits
n = 51 19 digits
n = 59 22 digits
n = 81 28 digits
n = 109 37 digits
n = 193 62 digits
n = 203 65 digits
n = 263 83 digits
n = 329 103 digits
n = 347 108 digits
n = 553 170 digits
n = 555 171 digits
n = 753 231 digits
n = 917 280 digits
n = 2175 659 digits
n = 2243 679 digits
n = 2633 797 digits
n = 3099 937 digits
n = 3205 969 digits
n = 3579 1081 digits 1993 Jeffrey Young
n = 3647 1102 digits 1993 Jeffrey Young
n = 4729 1428 digits 1993 Jeffrey Young
n = 8169 2463 digits May 1996 Patrick Demichel
n = 10179 3068 digits
n = 10263 3093 digits
n = 10839 3267 digits
n = 20265 6104 digits
n = 22753 6853 digits
n = 25049 7544 digits
n = 37913 11417 digits
n = 39891 12012 digits
n = 46475 13994 digits
n = 54249 16335 digits
n = 56325 16960 digits
n = 85275 25674 digits
n = 93777 28234 digits
n = 96857 29161 digits
n = 175169 52735 digits
n = 189285 56984 digits
n = 208197 62678 digits
n = 256857 77326 digits
n = 348493 104911 digits Apr 2012 James Boerner; PPSE; PrimeGrid
n = 367019 110488 digits May 2012 PPSE; PrimeGrid
n = 492111 148144 digits Mar 2010 Robert Scullin; PSieve; srsieve; PrimeGrid; LLR
n = 624659 188045 digits Feb 2011 Gregory Bennett; PSieve; srsieve; PrimeGrid; LLR
n = 814965 245333 digits Mar 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 828843 249511 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1342545 404150 digits Apr 2015 Michael C Leung; PSieve; srsieve; PrimeGrid; LLR
n = 1432929 431359 digits Jan 2017 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1646675 495703 digits Oct 2021 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 1945081 585532 digits Apr 2024 Ken Preston; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1958961 589710 digits May 2024 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3103
max n: 2.372.933
n = 2 5 digits
n = 6 6 digits
n = 14 8 digits
n = 18 9 digits
n = 42 17 digits
n = 62 23 digits
n = 68 24 digits
n = 78 27 digits
n = 80 28 digits
n = 88 30 digits
n = 90 31 digits
n = 124 41 digits
n = 168 55 digits
n = 232 74 digits
n = 258 82 digits
n = 276 87 digits
n = 280 88 digits
n = 534 165 digits
n = 556 171 digits
n = 660 203 digits
n = 894 273 digits
n = 966 295 digits
n = 1060 323 digits
n = 1216 370 digits
n = 1532 465 digits
n = 1554 472 digits
n = 2438 738 digits
n = 2814 851 digits
n = 4538 1370 digits 1993 Jeffrey Young
n = 4724 1426 digits 1993 Jeffrey Young
n = 5824 1757 digits
n = 6722 2028 digits Mar 1996 Patrick Demichel
n = 6832 2061 digits Mar 1996 Patrick Demichel
n = 10428 3143 digits
n = 21626 6514 digits
n = 26568 8002 digits
n = 30632 9225 digits
n = 78404 23606 digits
n = 81798 24628 digits
n = 102976 31003 digits
n = 110184 33173 digits
n = 111956 33706 digits
n = 129276 38920 digits
n = 212848 64078 digits
n = 297044 89423 digits
n = 312040 93937 digits
n = 359684 108280 digits May 2012 PPSE; PrimeGrid
n = 448736 135087 digits Jan 2013 Charlie Heath; PPSE; PrimeGrid
n = 809378 243651 digits Mar 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 964120 290233 digits Aug 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1830726 551107 digits Jan 2024 Florian Gnann; PPSE; PrimeGrid
n = 1886196 567806 digits Feb 2024 John S Chambers; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1986410 597973 digits Aug 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2098536 631726 digits Jan 2025 John Hall; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3105
max n: 2.372.865
n = 1 4 digits
n = 2 5 digits
n = 3 5 digits
n = 4 5 digits
n = 8 6 digits
n = 15 9 digits
n = 16 9 digits
n = 20 10 digits
n = 21 10 digits
n = 25 12 digits
n = 29 13 digits
n = 39 16 digits
n = 43 17 digits
n = 74 26 digits
n = 81 28 digits
n = 103 35 digits
n = 112 38 digits
n = 116 39 digits
n = 134 44 digits
n = 212 68 digits
n = 244 77 digits
n = 252 80 digits
n = 304 96 digits
n = 306 96 digits
n = 390 121 digits
n = 415 129 digits
n = 553 170 digits
n = 660 203 digits
n = 711 218 digits
n = 925 282 digits
n = 1035 316 digits
n = 1131 344 digits
n = 1582 480 digits
n = 1660 504 digits
n = 1815 550 digits
n = 1988 602 digits
n = 2030 615 digits
n = 2142 649 digits
n = 2676 810 digits
n = 3043 920 digits
n = 3114 941 digits
n = 4826 1457 digits 1993 Jeffrey Young
n = 8486 2559 digits May 1996 Patrick Demichel
n = 9205 2775 digits
n = 9252 2789 digits
n = 11236 3386 digits May 1996 Patrick Demichel
n = 20352 6131 digits
n = 20463 6164 digits Oct 1996 Patrick Demichel
n = 20668 6226 digits
n = 20811 6269 digits
n = 21073 6348 digits
n = 26750 8057 digits
n = 26926 8110 digits
n = 27812 8376 digits
n = 49208 14817 digits
n = 50943 15339 digits
n = 51150 15402 digits Feb 1999 Tadashi Taura; Proth
n = 55358 16668 digits
n = 57440 17295 digits
n = 62884 18934 digits
n = 65810 19815 digits
n = 69014 20779 digits
n = 75952 22868 digits
n = 94336 28402 digits
n = 97771 29436 digits
n = 102080 30733 digits
n = 106429 32042 digits
n = 118386 35642 digits
n = 120825 36376 digits
n = 129850 39093 digits
n = 132110 39773 digits
n = 133939 40324 digits
n = 150243 45232 digits Jan 2004 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 154241 46435 digits Jan 2004 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 156830 47215 digits Jan 2004 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 157354 47372 digits Jan 2004 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 163875 49335 digits Jan 2004 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 173528 52241 digits Jan 2004 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 198356 59715 digits Jun 2004 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 249798 75201 digits Apr 2005 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 255775 77000 digits Apr 2005 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 262201 78934 digits May 2005 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 296971 89401 digits May 2005 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 333792 100485 digits Jul 2005 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 369282 111169 digits Nov 2005 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 396806 119455 digits Apr 2006 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 423105 127371 digits Jun 2007 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 486801 146546 digits Feb 2010 Gary Desmond; PSieve; srsieve; PrimeGrid; LLR
n = 505909 152298 digits May 2010 Alexander Novak; PSieve; srsieve; PrimeGrid; LLR
n = 531895 160120 digits Jul 2010 Lukas Hron; PSieve; srsieve; PrimeGrid; LLR
n = 559022 168286 digits Oct 2010 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 609645 183525 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1034782 311504 digits Jan 2013 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 1451476 436942 digits Jun 2017 Matt Jurach; PSieve; srsieve; PrimeGrid; LLR
n = 1517218 456732 digits Feb 2019 Pavel Adamec; PSieve; srsieve; PrimeGrid; LLR
n = 3405800 1025252 digits Feb 2022 Jonathan Floyd; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3107
max n: 2.372.782
n = 7 6 digits
n = 1195 364 digits
n = 143039 43063 digits
n = 183419 55219 digits Jan 2005 Yves Minet; Proth
n = 251363 75672 digits
n = 500623 150707 digits Feb 2009 Payam Samidoost; FermFact; LLR; OpenPFGW
n = 1316243 396233 digits Feb 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 3109
max n: 2.373.213
n = 2 5 digits
n = 6 6 digits
n = 10 7 digits
n = 34 14 digits
n = 70 25 digits
n = 122 41 digits
n = 230 73 digits
n = 474 147 digits
n = 790 242 digits
n = 910 278 digits
n = 11014 3320 digits
n = 98942 29789 digits
n = 138590 41724 digits
n = 189634 57090 digits
n = 304970 91809 digits
n = 386810 116445 digits Jun 2012 Bruce Dodson; PPSE; PrimeGrid
n = 982630 295805 digits Sep 2012 Matthew Bouch; PSieve; srsieve; PrimeGrid; LLR
n = 1117342 336357 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2064490 621477 digits Jan 2025 Jonathan Gehrke; PPSE; PrimeGrid
k: 3111
max n: 2.372.810
n = 3 5 digits
n = 27 12 digits
n = 35 15 digits
n = 41 16 digits
n = 45 18 digits
n = 63 23 digits
n = 68 24 digits
n = 255 81 digits
n = 336 105 digits
n = 356 111 digits
n = 485 150 digits
n = 1665 505 digits
n = 2120 642 digits
n = 2201 667 digits
n = 2835 857 digits
n = 3257 984 digits
n = 4692 1416 digits 1993 Jeffrey Young
n = 4932 1489 digits 1993 Jeffrey Young
n = 7964 2401 digits May 1996 Patrick Demichel
n = 9464 2853 digits
n = 11876 3579 digits
n = 20625 6213 digits
n = 26697 8041 digits
n = 52341 15760 digits
n = 79877 24049 digits
n = 148580 44731 digits
n = 189107 56931 digits
n = 205683 61921 digits
n = 211136 63562 digits
n = 237267 71428 digits
n = 337565 101621 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 427424 128671 digits Nov 2012 Gary Harris; PPSE; PrimeGrid
n = 457383 137690 digits Jun 2009 Donald Hatland; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 945165 284527 digits Jul 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1165436 350835 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 2085663 627851 digits Jan 2025 Jens Katzur; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2097035 631274 digits Jan 2025 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2144295 645501 digits Jan 2025 John Natividad; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3113
max n: 2.373.404
n = 9 7 digits
n = 57 21 digits
n = 357 111 digits
n = 2613 791 digits
n = 10473 3157 digits
n = 13065 3937 digits
n = 223185 67189 digits
n = 1342929 404266 digits May 2015 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
k: 3115
max n: 2.372.861
n = 12 8 digits
n = 552 170 digits
n = 1272 387 digits
n = 1582 480 digits
n = 1732 525 digits
n = 4782 1444 digits 1993 Jeffrey Young
n = 14358 4326 digits
n = 14672 4421 digits
n = 20768 6256 digits
n = 22852 6883 digits
n = 57032 17172 digits
n = 529492 159397 digits Jul 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 640150 192708 digits Feb 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 3117
max n: 2.372.627
n = 6 6 digits
n = 7 6 digits
n = 11 7 digits
n = 12 8 digits
n = 14 8 digits
n = 19 10 digits
n = 28 12 digits
n = 31 13 digits
n = 34 14 digits
n = 35 15 digits
n = 39 16 digits
n = 40 16 digits
n = 42 17 digits
n = 79 28 digits
n = 100 34 digits
n = 132 44 digits
n = 194 62 digits
n = 448 139 digits
n = 592 182 digits
n = 635 195 digits
n = 664 204 digits
n = 798 244 digits
n = 864 264 digits
n = 1060 323 digits
n = 1132 345 digits
n = 1218 371 digits
n = 1879 570 digits
n = 2244 680 digits
n = 2616 791 digits
n = 2834 857 digits
n = 3624 1095 digits 1993 Jeffrey Young
n = 4272 1290 digits 1993 Jeffrey Young
n = 5112 1543 digits
n = 5688 1716 digits
n = 8054 2428 digits May 1996 Patrick Demichel
n = 8802 2654 digits
n = 9475 2856 digits
n = 9707 2926 digits
n = 9852 2970 digits
n = 23651 7124 digits
n = 24420 7355 digits Jul 1998 Baptiste Heyman; Proth
n = 32018 9642 digits
n = 51924 15635 digits
n = 78228 23553 digits
n = 81060 24405 digits
n = 92519 27855 digits
n = 98988 29802 digits
n = 111280 33503 digits
n = 128834 38787 digits
n = 131171 39490 digits Jun 2001 Jim Fougeron; FermFact; OpenPFGW
n = 203838 61365 digits
n = 251100 75593 digits
n = 282544 85058 digits
n = 392558 118176 digits Jul 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 461092 138807 digits Jul 2009 Bruno Courty; srsieve; PrimeGrid; LLR
n = 586792 176646 digits Dec 2010 Kennichi Uehara; PSieve; srsieve; PrimeGrid; LLR
n = 1114546 335516 digits Jul 2013 Radoslaw Szumlakowski; PSieve; srsieve; PrimeGrid; LLR
n = 1513207 455525 digits Feb 2019 David Steel; PSieve; srsieve; PrimeGrid; LLR
n = 1579931 475611 digits May 2020 Christopher Clemence; PSieve; srsieve; PrimeGrid; LLR
k: 3119
max n: 2.371.502
n = 3 5 digits
n = 5 5 digits
n = 13 8 digits
n = 15 9 digits
n = 19 10 digits
n = 31 13 digits
n = 35 15 digits
n = 37 15 digits
n = 45 18 digits
n = 51 19 digits
n = 69 25 digits
n = 139 46 digits
n = 221 71 digits
n = 405 126 digits
n = 421 131 digits
n = 715 219 digits
n = 767 235 digits
n = 903 276 digits
n = 1789 543 digits
n = 2245 680 digits
n = 2691 814 digits
n = 2895 875 digits
n = 2983 902 digits
n = 3467 1048 digits 1993 Jeffrey Young
n = 4093 1236 digits 1993 Jeffrey Young
n = 5791 1747 digits
n = 9315 2808 digits
n = 11109 3348 digits
n = 20799 6265 digits
n = 22219 6693 digits Apr 1998 David Hanson; Proth
n = 25127 7568 digits
n = 31597 9516 digits
n = 67717 20389 digits
n = 100731 30327 digits
n = 115075 34645 digits
n = 174163 52432 digits
n = 336701 101361 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 518613 156122 digits Jun 2010 Pascal Vandaele; PSieve; srsieve; PrimeGrid; LLR
n = 660811 198928 digits Apr 2011 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 776643 233797 digits Feb 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 831645 250354 digits Apr 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 890901 268192 digits Jun 2012 Krzysztof Szymański.; PSieve; srsieve; PrimeGrid; LLR
n = 1797839 541207 digits Jan 2024 David Åkesson; PPSE; PrimeGrid
n = 1815301 546464 digits Jan 2024 Kai Presler; PPSE; PrimeGrid
k: 3121
max n: 2.372.679
n = 4 5 digits
n = 248 79 digits
n = 1460 443 digits
n = 106460 32052 digits
n = 1298644 390935 digits Oct 2014 Gil Emery; PSieve; srsieve; PrimeGrid; LLR
n = 1668944 502406 digits Feb 2022 Luca Corlatti; PSieve; srsieve; PrimeGrid; LLR
k: 3123
max n: 2.372.712
n = 1 4 digits
n = 6 6 digits
n = 8 6 digits
n = 13 8 digits
n = 25 12 digits
n = 33 14 digits
n = 34 14 digits
n = 49 19 digits
n = 54 20 digits
n = 58 21 digits
n = 61 22 digits
n = 65 24 digits
n = 78 27 digits
n = 166 54 digits
n = 188 61 digits
n = 281 89 digits
n = 409 127 digits
n = 588 181 digits
n = 713 219 digits
n = 956 292 digits
n = 1428 434 digits
n = 2969 898 digits
n = 2989 904 digits
n = 3241 980 digits
n = 3769 1139 digits 1993 Jeffrey Young
n = 5573 1682 digits
n = 5924 1787 digits
n = 6273 1892 digits
n = 6849 2066 digits Mar 1996 Patrick Demichel
n = 8386 2528 digits May 1996 Patrick Demichel
n = 12184 3672 digits
n = 14008 4221 digits
n = 19374 5836 digits
n = 19528 5883 digits Oct 1996 Patrick Demichel
n = 26605 8013 digits
n = 29349 8839 digits
n = 32761 9866 digits
n = 34981 10534 digits
n = 36384 10957 digits
n = 52784 15894 digits
n = 54774 16493 digits
n = 86865 26153 digits
n = 90168 27147 digits
n = 132358 39848 digits
n = 172689 51989 digits
n = 183656 55290 digits
n = 272445 82018 digits
n = 272733 82105 digits
n = 327381 98555 digits
n = 369809 111328 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 426285 128329 digits Nov 2012 Jon Antonides; PPSE; PrimeGrid
n = 601816 181169 digits Jan 2011 Marius Smith; PSieve; srsieve; PrimeGrid; LLR
n = 645945 194453 digits Feb 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 947648 285274 digits Jul 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 3402834 1024359 digits Feb 2022 Krzysztof Ostaszewski; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3125
max n: 3.485.999
n = 17 9 digits
n = 29 13 digits
n = 39 16 digits
n = 123 41 digits
n = 131 43 digits
n = 143 47 digits
n = 149 49 digits
n = 167 54 digits
n = 221 71 digits
n = 303 95 digits
n = 543 167 digits
n = 593 183 digits
n = 2331 706 digits
n = 2823 854 digits
n = 3401 1028 digits 1993 Jeffrey Young
n = 3843 1161 digits 1993 Jeffrey Young
n = 10637 3206 digits
n = 11199 3375 digits
n = 13769 4149 digits
n = 24293 7317 digits Mar 1998 Henri Lifchitz; Proth
n = 25407 7652 digits Mar 1998 Henri Lifchitz; Proth
n = 94073 28323 digits
n = 147089 44282 digits
n = 168927 50856 digits
n = 1583223 476602 digits Sep 2019 Brian D. Niegocki; PSieve; srsieve; PrimeGrid; LLR
n = 2697651 812078 digits Sep 2019 Seonghwan Kim; PSieve; srsieve; PrimeGrid; LLR
n = 2867399 863177 digits Sep 2019 Ricky L Hubbard; PSieve; srsieve; PrimeGrid; LLR
n = 3124079 940445 digits Sep 2019 Dave Sunderland; PSieve; srsieve; PrimeGrid; LLR
k: 3127
max n: 2.373.345
n = 4 5 digits
n = 10 7 digits
n = 12 8 digits
n = 42 17 digits
n = 52 20 digits
n = 106 36 digits
n = 322 101 digits
n = 1306 397 digits
n = 2086 632 digits
n = 2214 670 digits
n = 2814 851 digits
n = 4674 1411 digits 1993 Jeffrey Young
n = 12172 3668 digits
n = 13740 4140 digits
n = 18826 5671 digits
n = 40164 12095 digits
n = 168852 50834 digits
n = 260556 78439 digits
n = 273132 82225 digits
n = 274596 82666 digits
n = 313284 94312 digits
n = 431212 129812 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 1991554 599521 digits Sep 2024 Andri Martinelli; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3129
max n: 2.373.056
n = 2 5 digits
n = 3 5 digits
n = 5 6 digits
n = 6 6 digits
n = 15 9 digits
n = 18 9 digits
n = 26 12 digits
n = 35 15 digits
n = 87 30 digits
n = 90 31 digits
n = 93 32 digits
n = 98 33 digits
n = 113 38 digits
n = 138 46 digits
n = 222 71 digits
n = 237 75 digits
n = 338 106 digits
n = 367 114 digits
n = 378 118 digits
n = 473 146 digits
n = 506 156 digits
n = 515 159 digits
n = 693 213 digits
n = 745 228 digits
n = 897 274 digits
n = 935 285 digits
n = 950 290 digits
n = 2958 894 digits
n = 3247 981 digits
n = 5883 1775 digits
n = 10058 3032 digits
n = 10813 3259 digits
n = 12687 3823 digits
n = 14918 4495 digits
n = 15425 4647 digits
n = 18943 5706 digits
n = 23873 7190 digits Apr 1998 David Hanson; Proth
n = 32513 9791 digits Feb 1999 Tadashi Taura; Proth
n = 52818 15904 digits
n = 57906 17435 digits
n = 69933 21056 digits
n = 116945 35208 digits
n = 191135 57541 digits
n = 191942 57784 digits
n = 332282 100031 digits Apr 2012 Adrian Schori; PPSE; PrimeGrid
n = 340753 102581 digits Apr 2012 Stefan Larsson; PPSE; PrimeGrid
n = 345835 104111 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 372573 112160 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 372642 112180 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 483375 145514 digits Dec 2009 Dajgoro Labinac; PSieve; srsieve; PrimeGrid; LLR
n = 703706 211841 digits Sep 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 714110 214973 digits Nov 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 739962 222755 digits Dec 2011 Carlos de la Fuente Díaz; PSieve; srsieve; PrimeGrid; LLR
n = 1056845 318146 digits Mar 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1221955 367849 digits Nov 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1365338 411012 digits Nov 2015 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1525415 459200 digits Feb 2019 Louis Helm; PSieve; srsieve; PrimeGrid; LLR
n = 2171058 653558 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3131
max n: 2.372.754
n = 1 4 digits
n = 5 6 digits
n = 9 7 digits
n = 17 9 digits
n = 21 10 digits
n = 37 15 digits
n = 43 17 digits
n = 45 18 digits
n = 121 40 digits
n = 129 43 digits
n = 161 52 digits
n = 601 185 digits
n = 883 270 digits
n = 1063 324 digits
n = 1073 327 digits
n = 1213 369 digits
n = 2285 692 digits
n = 2933 887 digits
n = 4741 1431 digits 1993 Jeffrey Young
n = 9243 2786 digits
n = 12487 3763 digits
n = 13565 4087 digits
n = 16273 4903 digits
n = 35453 10676 digits
n = 86413 26017 digits
n = 163945 49356 digits
n = 164911 49647 digits
n = 168493 50725 digits
n = 208339 62720 digits
n = 216117 65062 digits
n = 244051 73471 digits
n = 245491 73904 digits
n = 281581 84768 digits
n = 300461 90452 digits
n = 357145 107515 digits May 2012 PPSE; PrimeGrid
n = 394537 118771 digits Jul 2012 Bruce Dodson; PPSE; PrimeGrid
n = 773251 232776 digits Dec 2011 Gwendal Le Coadou; PSieve; srsieve; PrimeGrid; LLR
n = 857705 258199 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1499031 451257 digits Aug 2018 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 1528073 460000 digits Feb 2019 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 1702253 512433 digits Jul 2022 Tsz Lok Cheng; PPSE; PrimeGrid
n = 2157161 649374 digits Feb 2025 Harry Jurkis; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2159059 649946 digits Feb 2025 TomasAdrian Boboi; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2296825 691417 digits Jul 2025 Brian Parsonnet; PPSE; PrimeGrid
n = 2346507 706373 digits Mar 2026 PPSE; PrimeGrid
k: 3133
max n: 2.372.691
n = 4 5 digits
n = 6 6 digits
n = 10 7 digits
n = 18 9 digits
n = 20 10 digits
n = 78 27 digits
n = 102 35 digits
n = 106 36 digits
n = 118 40 digits
n = 190 61 digits
n = 196 63 digits
n = 202 65 digits
n = 232 74 digits
n = 234 74 digits
n = 352 110 digits
n = 438 136 digits
n = 550 170 digits
n = 650 200 digits
n = 750 230 digits
n = 814 249 digits
n = 1004 306 digits
n = 1164 354 digits
n = 1768 536 digits
n = 2006 608 digits
n = 2246 680 digits
n = 3928 1186 digits 1993 Jeffrey Young
n = 4030 1217 digits 1993 Jeffrey Young
n = 5750 1735 digits
n = 9984 3009 digits
n = 11388 3432 digits
n = 12744 3840 digits
n = 23416 7053 digits
n = 23440 7060 digits
n = 39138 11786 digits
n = 97162 29253 digits
n = 201216 60576 digits
n = 217500 65478 digits
n = 232660 70042 digits
n = 374858 112847 digits Jun 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 397956 119801 digits Jul 2012 Bruce Dodson; PPSE; PrimeGrid
n = 406868 122483 digits Aug 2012 Adrian Schori; PPSE; PrimeGrid
n = 407382 122638 digits Aug 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 471530 141949 digits Oct 2009 Joerg Steinmetz; srsieve; PrimeGrid; LLR
n = 495660 149213 digits
n = 569224 171357 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 598518 180176 digits Dec 2010 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1015072 305571 digits Oct 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1590150 478687 digits Sep 2020 Lee Stephens; PSieve; srsieve; PrimeGrid; LLR
n = 1723044 518692 digits Dec 2022 PPSE; PrimeGrid
n = 1849788 556846 digits Jan 2024 Detlef Lexut; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3135
max n: 2.372.562
n = 1 4 digits
n = 2 5 digits
n = 13 8 digits
n = 32 14 digits
n = 44 17 digits
n = 50 19 digits
n = 58 21 digits
n = 74 26 digits
n = 103 35 digits
n = 104 35 digits
n = 226 72 digits
n = 254 80 digits
n = 287 90 digits
n = 415 129 digits
n = 805 246 digits
n = 1408 428 digits
n = 1535 466 digits
n = 1754 532 digits
n = 1939 588 digits
n = 2359 714 digits
n = 3215 972 digits
n = 9202 2774 digits
n = 12307 3709 digits
n = 16568 4991 digits
n = 19540 5886 digits
n = 20389 6142 digits
n = 21871 6588 digits
n = 25796 7769 digits
n = 30997 9335 digits
n = 40009 12048 digits
n = 41768 12577 digits
n = 46874 14114 digits Feb 1999 Tadashi Taura; Proth
n = 48934 14735 digits
n = 55472 16703 digits
n = 69940 21058 digits
n = 76850 23138 digits
n = 89231 26865 digits
n = 107942 32498 digits
n = 114592 34500 digits
n = 166703 50187 digits
n = 172538 51943 digits
n = 293473 88348 digits
n = 558908 168252 digits Oct 2010 Jochen Beck; PSieve; srsieve; PrimeGrid; LLR
n = 703868 211889 digits Sep 2011 Gus Obermeyer; PSieve; srsieve; PrimeGrid; LLR
n = 1278080 384744 digits Jun 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1326128 399208 digits Feb 2015 Nicolas Carpi; PSieve; srsieve; PrimeGrid; LLR
n = 1395620 420127 digits Mar 2016 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 2319007 698095 digits Oct 2025 Glenn Hall; PPSE; PrimeGrid
n = 2338861 704071 digits Jan 2026 Robert Meckley; PPSE; PrimeGrid
k: 3137
max n: 2.372.598
n = 3 5 digits
n = 7 6 digits
n = 15 9 digits
n = 67 24 digits
n = 87 30 digits
n = 135 45 digits
n = 183 59 digits
n = 227 72 digits
n = 427 133 digits
n = 2359 714 digits
n = 4455 1345 digits 1993 Jeffrey Young
n = 13639 4110 digits
n = 27199 8192 digits
n = 131439 39571 digits
n = 681543 205169 digits Aug 2011 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
k: 3139
max n: 2.373.374
n = 26 12 digits
n = 38 15 digits
n = 134 44 digits
n = 830 254 digits
n = 1022 312 digits
n = 9962 3003 digits
n = 23226 6996 digits
n = 29190 8791 digits
n = 336398 101270 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 367254 110558 digits May 2012 PPSE; PrimeGrid
n = 546858 164625 digits Sep 2010 Robert Scullin; PSieve; srsieve; PrimeGrid; LLR
n = 803082 241756 digits Mar 2012 Michael R. McPherson; PSieve; srsieve; PrimeGrid; LLR
n = 1145658 344881 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 3141
max n: 2.372.996
n = 7 6 digits
n = 12 8 digits
n = 19 10 digits
n = 37 15 digits
n = 151 49 digits
n = 180 58 digits
n = 237 75 digits
n = 372 116 digits
n = 484 150 digits
n = 988 301 digits
n = 2509 759 digits
n = 3805 1149 digits 1993 Jeffrey Young
n = 3997 1207 digits 1993 Jeffrey Young
n = 6031 1820 digits
n = 13389 4034 digits
n = 13672 4120 digits
n = 26713 8045 digits
n = 31015 9340 digits
n = 33505 10090 digits
n = 59400 17885 digits
n = 72732 21899 digits
n = 631605 190136 digits Feb 2011 Willy de Zutter; PSieve; srsieve; PrimeGrid; LLR
n = 1245168 374837 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1558303 469100 digits Feb 2020 Jan Kumsta; PSieve; srsieve; PrimeGrid; LLR
n = 3413112 1027453 digits Mar 2022 Ed Goforth; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3143
max n: 2.372.712
n = 1 4 digits
n = 21 10 digits
n = 53 20 digits
n = 57 21 digits
n = 69 25 digits
n = 193 62 digits
n = 585 180 digits
n = 825 252 digits
n = 2629 795 digits
n = 3245 981 digits
n = 3277 990 digits
n = 4169 1259 digits 1993 Jeffrey Young
n = 4753 1435 digits 1993 Jeffrey Young
n = 7665 2311 digits May 1996 Patrick Demichel
n = 11865 3576 digits
n = 93485 28146 digits
n = 127749 38460 digits
n = 246861 74317 digits
n = 1904321 573262 digits Feb 2024 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3145
max n: 2.373.297
n = 4 5 digits
n = 6 6 digits
n = 8 6 digits
n = 14 8 digits
n = 18 9 digits
n = 26 12 digits
n = 34 14 digits
n = 56 21 digits
n = 66 24 digits
n = 174 56 digits
n = 242 77 digits
n = 414 129 digits
n = 454 141 digits
n = 1438 437 digits
n = 1574 478 digits
n = 3966 1198 digits 1993 Jeffrey Young
n = 6746 2035 digits Mar 1996 Patrick Demichel
n = 9866 2974 digits
n = 21246 6400 digits
n = 30374 9147 digits
n = 53046 15972 digits May 2002 Göran Axelsson; Proth
n = 54006 16261 digits
n = 463854 139638 digits Jul 2009 Gerrit Slomma; srsieve; PrimeGrid; LLR
n = 545368 164176 digits Aug 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 606078 182452 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 723554 217815 digits Nov 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1037194 312231 digits Jan 2013 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1110482 334292 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1533078 461506 digits Mar 2019 Vince Splain; PSieve; srsieve; PrimeGrid; LLR
n = 1659326 499511 digits Feb 2022 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
n = 1874722 564352 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3147
max n: 2.372.526
n = 2 5 digits
n = 7 6 digits
n = 8 6 digits
n = 14 8 digits
n = 28 12 digits
n = 39 16 digits
n = 40 16 digits
n = 70 25 digits
n = 80 28 digits
n = 82 29 digits
n = 106 36 digits
n = 276 87 digits
n = 279 88 digits
n = 308 97 digits
n = 580 179 digits
n = 591 182 digits
n = 964 294 digits
n = 1111 338 digits
n = 1414 430 digits
n = 1480 450 digits
n = 1778 539 digits
n = 2183 661 digits
n = 2448 741 digits
n = 3074 929 digits
n = 3124 944 digits
n = 4154 1254 digits 1993 Jeffrey Young
n = 5920 1786 digits
n = 9598 2893 digits
n = 14560 4387 digits
n = 20180 6079 digits Oct 1996 Patrick Demichel
n = 21806 6568 digits
n = 32210 9700 digits
n = 41368 12457 digits
n = 42118 12683 digits
n = 47303 14244 digits
n = 52442 15791 digits
n = 59528 17924 digits Feb 1999 Tadashi Taura; Proth
n = 63399 19089 digits
n = 64999 19571 digits
n = 73186 22035 digits
n = 98104 29536 digits
n = 155878 46928 digits
n = 339631 102243 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 392647 118203 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 399262 120194 digits Jul 2012 Gary Craig; PPSE; PrimeGrid
n = 454676 136875 digits May 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 515407 155157 digits Jun 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 542990 163460 digits Aug 2010 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 908608 273522 digits Jun 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 933284 280950 digits Jul 2012 Albert Pastuszka; PSieve; srsieve; PrimeGrid; LLR
n = 1741196 524156 digits Apr 2023 Dennis Bischof; PPSE; PrimeGrid
n = 2234199 672565 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2327282 700586 digits Dec 2025 Li Yawei; PPSE; PrimeGrid
n = 2351278 707809 digits Mar 2026 Li Yawei; PPSE; PrimeGrid
k: 3149
max n: 2.373.294
n = 1 4 digits
n = 5 6 digits
n = 13 8 digits
n = 35 15 digits
n = 125 42 digits
n = 205 66 digits
n = 4153 1254 digits 1993 Jeffrey Young
n = 4291 1296 digits 1993 Jeffrey Young
n = 5141 1552 digits
n = 6835 2062 digits Mar 1996 Patrick Demichel
n = 25219 7596 digits
n = 64969 19562 digits
n = 238453 71786 digits
n = 276841 83341 digits
n = 463343 139484 digits Jul 2009 Philip Volkes; srsieve; PrimeGrid; LLR
n = 1297441 390573 digits Oct 2014 Rob Hughes; PSieve; srsieve; PrimeGrid; LLR
n = 1451593 436977 digits Jun 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1478719 445143 digits Feb 2018 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1553539 467666 digits Jan 2020 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
k: 3151
max n: 2.372.631
n = 4 5 digits
n = 8 6 digits
n = 12 8 digits
n = 20 10 digits
n = 44 17 digits
n = 60 22 digits
n = 132 44 digits
n = 168 55 digits
n = 172 56 digits
n = 216 69 digits
n = 264 83 digits
n = 336 105 digits
n = 404 126 digits
n = 640 197 digits
n = 5364 1619 digits
n = 11296 3404 digits
n = 15216 4584 digits
n = 16128 4859 digits Jul 1997 Kenneth J. Brazier; Proth
n = 27056 8149 digits
n = 60264 18145 digits
n = 61032 18376 digits
n = 67248 20248 digits
n = 122880 36995 digits
n = 135032 40653 digits
n = 153992 46360 digits
n = 205104 61746 digits
n = 206968 62308 digits
n = 379552 114261 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 530820 159797 digits Jul 2010 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 2046516 616067 digits Jan 2025 Kyle Gingrich; PPSE; PrimeGrid
k: 3153
max n: 2.373.121
n = 2 5 digits
n = 14 8 digits
n = 20 10 digits
n = 21 10 digits
n = 26 12 digits
n = 30 13 digits
n = 42 17 digits
n = 96 33 digits
n = 120 40 digits
n = 245 78 digits
n = 384 120 digits
n = 446 138 digits
n = 525 162 digits
n = 816 250 digits
n = 1050 320 digits
n = 1532 465 digits
n = 1622 492 digits
n = 1880 570 digits
n = 1964 595 digits
n = 1974 598 digits
n = 4556 1375 digits 1993 Jeffrey Young
n = 4706 1421 digits 1993 Jeffrey Young
n = 8886 2679 digits
n = 8976 2706 digits
n = 11814 3560 digits
n = 13874 4180 digits
n = 14694 4427 digits
n = 15816 4765 digits
n = 25922 7807 digits
n = 33773 10171 digits
n = 57662 17362 digits
n = 82166 24738 digits
n = 97932 29484 digits
n = 282680 85099 digits
n = 292557 88072 digits
n = 331802 99886 digits
n = 1317266 396541 digits Feb 2015 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 1374446 413753 digits Jan 2016 Antony Carter; PSieve; srsieve; PrimeGrid; LLR
n = 1685132 507279 digits Apr 2022 PPSE; PrimeGrid
n = 1859213 559683 digits Feb 2024 Ivica Kelava; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2051612 617601 digits Jan 2025 Jonathan Seeley; PPSE; PrimeGrid
n = 2136164 643053 digits Jan 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3155
max n: 2.373.387
n = 1 4 digits
n = 21 10 digits
n = 33 14 digits
n = 93 32 digits
n = 105 36 digits
n = 265 84 digits
n = 1743 529 digits
n = 2541 769 digits
n = 4117 1243 digits 1993 Jeffrey Young
n = 4597 1388 digits 1993 Jeffrey Young
n = 14757 4446 digits
n = 28921 8710 digits
n = 32313 9731 digits
n = 137125 41283 digits
n = 259953 78258 digits
n = 354661 106768 digits May 2012 PPSE; PrimeGrid
n = 379635 114286 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 1027123 309199 digits Oct 2012 Stefan Baumgärtner; PSieve; srsieve; PrimeGrid; LLR
n = 1159563 349067 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1413105 425391 digits Jul 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1786341 537746 digits Dec 2023 Robert Lacroix; PPSE; PrimeGrid
k: 3157
max n: 2.372.895
n = 4 5 digits
n = 6 6 digits
n = 10 7 digits
n = 12 8 digits
n = 28 12 digits
n = 40 16 digits
n = 44 17 digits
n = 52 20 digits
n = 94 32 digits
n = 112 38 digits
n = 198 64 digits
n = 232 74 digits
n = 238 76 digits
n = 312 98 digits
n = 370 115 digits
n = 1488 452 digits
n = 3996 1207 digits 1993 Jeffrey Young
n = 5190 1566 digits
n = 5694 1718 digits
n = 11818 3562 digits
n = 12916 3892 digits
n = 13152 3963 digits
n = 21736 6547 digits
n = 29658 8932 digits
n = 67158 20221 digits
n = 88614 26679 digits
n = 158104 47598 digits
n = 236184 71102 digits
n = 252756 76091 digits
n = 288270 86782 digits
n = 377648 113687 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 386388 116318 digits Jun 2012 Michael Millerick; PPSE; PrimeGrid
n = 422634 127230 digits Nov 2012 PPSE; PrimeGrid
n = 486628 146494 digits Jan 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 512992 154430 digits Jun 2010 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 718312 216237 digits Nov 2011 Eli T. Drumm; PSieve; srsieve; PrimeGrid; LLR
k: 3159
max n: 2.372.800
n = 2 5 digits
n = 5 6 digits
n = 18 9 digits
n = 19 10 digits
n = 25 12 digits
n = 37 15 digits
n = 46 18 digits
n = 81 28 digits
n = 90 31 digits
n = 95 33 digits
n = 97 33 digits
n = 123 41 digits
n = 321 101 digits
n = 357 111 digits
n = 370 115 digits
n = 383 119 digits
n = 455 141 digits
n = 457 142 digits
n = 478 148 digits
n = 522 161 digits
n = 658 202 digits
n = 842 257 digits
n = 959 293 digits
n = 2235 677 digits
n = 4646 1403 digits 1993 Jeffrey Young
n = 8090 2439 digits May 1996 Patrick Demichel
n = 9157 2761 digits
n = 14678 4423 digits
n = 15145 4563 digits
n = 20055 6041 digits
n = 23058 6945 digits
n = 23623 7115 digits
n = 34459 10377 digits
n = 34561 10408 digits Feb 1999 Tadashi Taura; Proth
n = 42137 12689 digits
n = 45098 13580 digits
n = 70261 21155 digits
n = 74605 22462 digits
n = 95157 28649 digits
n = 160885 48435 digits Aug 2003 Peter Grobstich; NewPGen; PRP; Proth
n = 303507 91369 digits
n = 774991 233300 digits Dec 2011 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 921753 277479 digits Jun 2012 Gil Emery; PSieve; srsieve; PrimeGrid; LLR
n = 1190565 358400 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1256259 378176 digits Mar 2014 Randy Eldredge; PSieve; srsieve; PrimeGrid; LLR
n = 1259458 379139 digits Mar 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 2324977 699892 digits Nov 2025 Harry Jurkis; PPSE; PrimeGrid
k: 3161
max n: 2.372.756
n = 1 4 digits
n = 9 7 digits
n = 47 18 digits
n = 49 19 digits
n = 109 37 digits
n = 231 74 digits
n = 297 93 digits
n = 319 100 digits
n = 391 122 digits
n = 469 145 digits
n = 599 184 digits
n = 659 202 digits
n = 671 206 digits
n = 2301 697 digits
n = 2371 718 digits
n = 3817 1153 digits 1993 Jeffrey Young
n = 5327 1608 digits
n = 5341 1612 digits
n = 8901 2683 digits
n = 10669 3216 digits
n = 13849 4173 digits
n = 14347 4323 digits
n = 27899 8402 digits
n = 42639 12840 digits
n = 104751 31537 digits
n = 225609 67919 digits
n = 268879 80945 digits
n = 275899 83058 digits
n = 321671 96837 digits
n = 354211 106632 digits May 2012 PPSE; PrimeGrid
n = 639721 192579 digits Feb 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 769859 231755 digits Dec 2011 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 826281 248739 digits Apr 2012 René Brückner; PSieve; srsieve; PrimeGrid; LLR
n = 3387141 1019635 digits Dec 2021 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3163
max n: 2.373.350
n = 2 5 digits
n = 8 6 digits
n = 10 7 digits
n = 34 14 digits
n = 142 47 digits
n = 202 65 digits
n = 410 127 digits
n = 638 196 digits
n = 824 252 digits
n = 1730 525 digits
n = 1838 557 digits
n = 3970 1199 digits 1993 Jeffrey Young
n = 4502 1359 digits 1993 Jeffrey Young
n = 7190 2168 digits May 1996 Patrick Demichel
n = 10184 3070 digits
n = 15158 4567 digits
n = 26318 7927 digits
n = 69662 20974 digits
n = 86878 26157 digits
n = 154454 46499 digits
n = 427472 128686 digits Nov 2012 Jon Antonides; PPSE; PrimeGrid
n = 460778 138712 digits Jul 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 760358 228895 digits Dec 2011 Jacob Mueller; PSieve; srsieve; PrimeGrid; LLR
n = 2165678 651938 digits Feb 2025 Todd Pickering; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3467710 1043889 digits Apr 2023 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3165
max n: 2.372.807
n = 3 5 digits
n = 5 6 digits
n = 10 7 digits
n = 18 9 digits
n = 20 10 digits
n = 21 10 digits
n = 24 11 digits
n = 30 13 digits
n = 44 17 digits
n = 45 18 digits
n = 54 20 digits
n = 111 37 digits
n = 113 38 digits
n = 185 60 digits
n = 218 70 digits
n = 233 74 digits
n = 379 118 digits
n = 398 124 digits
n = 498 154 digits
n = 683 210 digits
n = 750 230 digits
n = 780 239 digits
n = 845 258 digits
n = 869 266 digits
n = 905 276 digits
n = 1224 372 digits
n = 1398 425 digits
n = 1474 448 digits
n = 1516 460 digits
n = 1791 543 digits
n = 1926 584 digits
n = 2385 722 digits
n = 3171 959 digits
n = 3835 1158 digits 1993 Jeffrey Young
n = 8306 2504 digits
n = 8625 2600 digits May 1996 Patrick Demichel
n = 15555 4687 digits
n = 17139 5163 digits
n = 26190 7888 digits
n = 27098 8161 digits
n = 35918 10816 digits
n = 44091 13277 digits
n = 51130 15396 digits
n = 173183 52137 digits
n = 182673 54994 digits
n = 188094 56626 digits
n = 193971 58395 digits
n = 237963 71638 digits
n = 538688 162165 digits Aug 2010 Trent Melcher; PSieve; srsieve; PrimeGrid; LLR
n = 579713 174515 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 977031 294120 digits Aug 2012 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1079086 324841 digits Mar 2013 Karel Benes; PSieve; srsieve; PrimeGrid; LLR
n = 1108703 333757 digits Jun 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1279338 385123 digits Jun 2014 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 1375437 414052 digits Jan 2016 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1412445 425192 digits Jul 2016 Robin Kloppe; PSieve; srsieve; PrimeGrid; LLR
n = 1898515 571514 digits Feb 2024 Brian Parsonnet; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2063850 621285 digits Jan 2025 Robert Meckley; PPSE; PrimeGrid
n = 2226750 670323 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3167
max n: 2.373.022
n = 83 29 digits
n = 92843 27953 digits
n = 192167 57852 digits Apr 2004 Yves Minet; Proth
k: 3169
max n: 2.372.885
n = 6 6 digits
n = 10 7 digits
n = 22 11 digits
n = 30 13 digits
n = 226 72 digits
n = 2974 899 digits
n = 4530 1368 digits 1993 Jeffrey Young
n = 8506 2565 digits May 1996 Patrick Demichel
n = 36274 10924 digits
n = 223714 67349 digits
n = 241938 72835 digits
n = 302706 91128 digits
n = 508638 153119 digits May 2010 Alan J Hidy; PSieve; srsieve; PrimeGrid; LLR
n = 516846 155590 digits Jun 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 742338 223470 digits Dec 2011 Gus Obermeyer; PSieve; srsieve; PrimeGrid; LLR
n = 940270 283053 digits Jul 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1857214 559081 digits Feb 2024 Michael Millerick; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3171
max n: 2.373.428
n = 1 4 digits
n = 8 6 digits
n = 9 7 digits
n = 11 7 digits
n = 20 10 digits
n = 55 21 digits
n = 56 21 digits
n = 81 28 digits
n = 83 29 digits
n = 219 70 digits
n = 505 156 digits
n = 1273 387 digits
n = 3632 1097 digits 1993 Jeffrey Young
n = 5188 1566 digits
n = 5720 1726 digits
n = 7353 2217 digits May 1996 Patrick Demichel
n = 9671 2915 digits
n = 10983 3310 digits
n = 14641 4411 digits Feb 1998 Baptiste Heyman; Proth
n = 15243 4593 digits
n = 15345 4623 digits
n = 17095 5150 digits
n = 17215 5186 digits Jul 1996 Patrick Demichel
n = 19103 5755 digits
n = 24991 7527 digits
n = 55833 16811 digits
n = 103400 31131 digits
n = 120569 36299 digits
n = 120883 36393 digits
n = 222135 66873 digits
n = 254575 76639 digits
n = 255399 76887 digits
n = 350209 105427 digits Jan 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 446055 134280 digits Jan 2013 Philipp Bliedung; PPSE; PrimeGrid
n = 604451 181962 digits Jan 2011 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 959319 288788 digits Aug 2012 Chika Yamamoto; PSieve; srsieve; PrimeGrid; LLR
n = 1041656 313574 digits Jan 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1094080 329355 digits Mar 2013 Jaroslav Sekanina; PSieve; srsieve; PrimeGrid; LLR
n = 1834843 552347 digits Jan 2024 Ricky L Hubbard; PPSE; PrimeGrid
n = 2001259 602443 digits Oct 2024 Patrick Schöfer; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2007761 604400 digits Oct 2024 Jan Kožíšek; PPSE; PrimeGrid
k: 3173
max n: 2.372.804
n = 5 6 digits
n = 37 15 digits
n = 45 18 digits
n = 85 30 digits
n = 93 32 digits
n = 185 60 digits
n = 589 181 digits
n = 625 192 digits
n = 3749 1133 digits 1993 Jeffrey Young
n = 7305 2203 digits May 1996 Patrick Demichel
n = 29269 8815 digits
n = 34297 10328 digits
n = 51209 15419 digits
n = 74457 22418 digits
n = 90133 27137 digits
n = 163637 49264 digits
n = 266025 80086 digits
n = 1844605 555285 digits Jan 2024 Vaughan Davies; PPSE; PrimeGrid
k: 3175
max n: 2.372.563
n = 12 8 digits
n = 42 17 digits
n = 162 53 digits
n = 186 60 digits
n = 1312 399 digits
n = 1436 436 digits
n = 3730 1127 digits 1993 Jeffrey Young
n = 8842 2666 digits
n = 75936 22863 digits
n = 94932 28581 digits
n = 143624 43239 digits
n = 459516 138332 digits Jun 2009 Boris Platzer; srsieve; PrimeGrid; LLR
n = 503312 151516 digits Mar 2010 Volker Milbrandt; PSieve; srsieve; PrimeGrid; LLR
n = 599362 180430 digits Jan 2011 Murphy Babb; PSieve; srsieve; PrimeGrid; LLR
k: 3177
max n: 2.373.147
n = 4 5 digits
n = 20 10 digits
n = 32 14 digits
n = 34 14 digits
n = 52 20 digits
n = 58 21 digits
n = 100 34 digits
n = 152 50 digits
n = 208 67 digits
n = 235 75 digits
n = 238 76 digits
n = 344 108 digits
n = 388 121 digits
n = 484 150 digits
n = 664 204 digits
n = 1072 327 digits
n = 1538 467 digits
n = 2704 818 digits
n = 6644 2004 digits
n = 8530 2572 digits May 1996 Patrick Demichel
n = 9184 2769 digits
n = 12208 3679 digits
n = 15712 4734 digits
n = 22547 6791 digits
n = 50062 15074 digits
n = 61018 18372 digits
n = 107728 32433 digits
n = 141212 42513 digits
n = 330502 99495 digits
n = 599347 180425 digits Jan 2011 Anthony Storch; PSieve; srsieve; PrimeGrid; LLR
n = 766523 230750 digits Dec 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 854668 257285 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1217314 366452 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 3179
max n: 2.372.832
n = 1 4 digits
n = 9 7 digits
n = 11 7 digits
n = 21 10 digits
n = 65 24 digits
n = 129 43 digits
n = 149 49 digits
n = 251 80 digits
n = 285 90 digits
n = 305 96 digits
n = 353 110 digits
n = 633 195 digits
n = 653 201 digits
n = 723 222 digits
n = 809 248 digits
n = 829 254 digits
n = 1173 357 digits
n = 1703 517 digits
n = 2329 705 digits
n = 4113 1242 digits 1993 Jeffrey Young
n = 14717 4434 digits
n = 16189 4877 digits
n = 16211 4884 digits
n = 23821 7175 digits
n = 24749 7454 digits
n = 28205 8495 digits
n = 46299 13941 digits
n = 49671 14956 digits
n = 75353 22688 digits
n = 105683 31818 digits
n = 164259 49451 digits
n = 453879 136635 digits May 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 488175 146959 digits Feb 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 611445 184067 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1230431 370401 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1360009 409408 digits Oct 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 3181
max n: 2.373.152
n = 8 6 digits
n = 12 8 digits
n = 20 10 digits
n = 32 14 digits
n = 152 50 digits
n = 1992 604 digits
n = 4388 1325 digits 1993 Jeffrey Young
n = 8168 2463 digits May 1996 Patrick Demichel
n = 9728 2932 digits
n = 27932 8412 digits
n = 75380 22696 digits
n = 530828 159799 digits Jul 2010 Kevin Breuer; PSieve; srsieve; PrimeGrid; LLR
k: 3183
max n: 2.372.804
n = 1 4 digits
n = 4 5 digits
n = 6 6 digits
n = 12 8 digits
n = 24 11 digits
n = 25 12 digits
n = 30 13 digits
n = 78 27 digits
n = 142 47 digits
n = 246 78 digits
n = 286 90 digits
n = 372 116 digits
n = 381 119 digits
n = 412 128 digits
n = 468 145 digits
n = 480 148 digits
n = 541 167 digits
n = 804 246 digits
n = 1308 398 digits
n = 1845 559 digits
n = 3312 1001 digits 1989 Hiromi Suyama
n = 4206 1270 digits 1993 Jeffrey Young
n = 5262 1588 digits
n = 5301 1600 digits
n = 13429 4047 digits
n = 32869 9899 digits
n = 34108 10272 digits
n = 34206 10301 digits
n = 42844 12901 digits
n = 49284 14840 digits
n = 64560 19438 digits
n = 137958 41533 digits
n = 173664 52282 digits
n = 185944 55979 digits
n = 200230 60279 digits Sep 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 213300 64214 digits
n = 244705 73668 digits
n = 263536 79336 digits
n = 266934 80359 digits
n = 336460 101289 digits Apr 2012 Patrick Schöfer; PPSE; PrimeGrid
n = 337552 101617 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 493069 148433 digits Mar 2010 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 639741 192585 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1358944 409087 digits Sep 2015 Jon Goral; PSieve; srsieve; PrimeGrid; LLR
k: 3185
max n: 2.372.852
n = 5 6 digits
n = 9 7 digits
n = 15 9 digits
n = 21 10 digits
n = 25 12 digits
n = 33 14 digits
n = 65 24 digits
n = 73 26 digits
n = 79 28 digits
n = 81 28 digits
n = 91 31 digits
n = 109 37 digits
n = 139 46 digits
n = 163 53 digits
n = 179 58 digits
n = 523 161 digits
n = 583 180 digits
n = 975 298 digits
n = 1229 374 digits
n = 1305 397 digits
n = 1345 409 digits
n = 1513 459 digits
n = 1583 481 digits
n = 3949 1193 digits 1993 Jeffrey Young
n = 5155 1556 digits
n = 6879 2075 digits Mar 1996 Patrick Demichel
n = 10603 3196 digits
n = 16481 4965 digits
n = 19215 5788 digits
n = 23681 7133 digits
n = 26411 7955 digits
n = 36815 11086 digits
n = 37551 11308 digits
n = 41421 12473 digits
n = 41759 12575 digits
n = 52671 15860 digits
n = 56221 16928 digits
n = 58503 17615 digits
n = 66015 19876 digits
n = 74943 22564 digits
n = 82475 24831 digits
n = 85085 25617 digits Jan 2001 Dr. James McElhatton; Proth
n = 114799 34562 digits
n = 200901 60481 digits Sep 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 220399 66351 digits
n = 317609 95614 digits
n = 339711 102267 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 419389 126253 digits Oct 2012 Brook Harste; PPSE; PrimeGrid
n = 808459 243374 digits Mar 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 823085 247777 digits Apr 2012 Bill Wofford; PSieve; srsieve; PrimeGrid; LLR
n = 1898751 571585 digits Feb 2024 Sam Black; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2079261 625924 digits Jan 2025 Jonathan Gehrke; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3187
max n: 2.372.757
n = 4 5 digits
n = 6 6 digits
n = 10 7 digits
n = 18 9 digits
n = 24 11 digits
n = 26 12 digits
n = 30 13 digits
n = 34 14 digits
n = 78 27 digits
n = 106 36 digits
n = 114 38 digits
n = 124 41 digits
n = 216 69 digits
n = 250 79 digits
n = 280 88 digits
n = 358 112 digits
n = 368 115 digits
n = 406 126 digits
n = 510 158 digits
n = 726 223 digits
n = 800 245 digits
n = 964 294 digits
n = 1166 355 digits
n = 1230 374 digits
n = 1418 431 digits
n = 2026 614 digits
n = 2284 692 digits
n = 3316 1002 digits 1993 Jeffrey Young
n = 3354 1014 digits 1993 Jeffrey Young
n = 6976 2104 digits Mar 1996 Patrick Demichel
n = 7620 2298 digits May 1996 Patrick Demichel
n = 29366 8844 digits
n = 38398 11563 digits
n = 57918 17439 digits
n = 59180 17819 digits
n = 66180 19926 digits
n = 73096 22008 digits
n = 88536 26656 digits
n = 179878 54153 digits
n = 180278 54273 digits
n = 252414 75988 digits
n = 317534 95591 digits
n = 331794 99884 digits
n = 440414 132582 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 489960 147497 digits Feb 2010 Kouichi Asao; PSieve; srsieve; PrimeGrid; LLR
n = 527526 158805 digits Jul 2010 Mathias Striecks; PSieve; srsieve; PrimeGrid; LLR
n = 657928 198060 digits Mar 2011 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 711706 214249 digits Nov 2011 Max Svensson Erlandsson; PSieve; srsieve; PrimeGrid; LLR
n = 1362966 410298 digits Oct 2015 Shaun Cox; PSieve; srsieve; PrimeGrid; LLR
n = 1403206 422411 digits Apr 2016 Giles Averay-Jones; PSieve; srsieve; PrimeGrid; LLR
n = 1496048 450359 digits Jul 2018 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1791680 539353 digits Jan 2024 Kennichi Uehara; PPSE; PrimeGrid
n = 1878746 565563 digits Feb 2024 Gregory Bennett; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2021514 608540 digits Dec 2024 Jonathan Gehrke; PPSE; PrimeGrid
n = 2252256 678001 digits Mar 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3189
max n: 2.372.838
n = 1 4 digits
n = 2 5 digits
n = 9 7 digits
n = 21 10 digits
n = 35 15 digits
n = 67 24 digits
n = 79 28 digits
n = 122 41 digits
n = 209 67 digits
n = 227 72 digits
n = 237 75 digits
n = 262 83 digits
n = 427 133 digits
n = 535 165 digits
n = 595 183 digits
n = 831 254 digits
n = 929 284 digits
n = 1107 337 digits
n = 1186 361 digits
n = 1321 402 digits
n = 1959 594 digits
n = 3086 933 digits
n = 3589 1084 digits 1993 Jeffrey Young
n = 6079 1834 digits
n = 6486 1956 digits
n = 10037 3025 digits
n = 12327 3715 digits
n = 15742 4743 digits
n = 16881 5086 digits
n = 19879 5988 digits Oct 1996 Patrick Demichel
n = 26094 7859 digits
n = 40371 12157 digits
n = 67987 20470 digits
n = 69206 20837 digits
n = 106075 31936 digits
n = 109654 33013 digits
n = 243067 73174 digits
n = 356086 107197 digits May 2012 PPSE; PrimeGrid
n = 367897 110752 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 484121 145739 digits Jan 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 503561 151591 digits Mar 2010 Rodger M. Ewing; PSieve; srsieve; PrimeGrid; LLR
n = 784899 236282 digits Mar 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 923266 277935 digits Jun 2012 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 1576686 474634 digits Mar 2020 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1783091 536768 digits Dec 2023 Greg Miller; PPSE; PrimeGrid
n = 1932119 581630 digits Mar 2024 Ming Hsiu Lee; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3191
max n: 2.373.407
n = 17 9 digits
n = 41 16 digits
n = 47 18 digits
n = 67 24 digits
n = 107 36 digits
n = 137 45 digits
n = 347 108 digits
n = 3107 939 digits
n = 4783 1444 digits 1993 Jeffrey Young
n = 9511 2867 digits
n = 10697 3224 digits
n = 39383 11859 digits
n = 49433 14885 digits
n = 218183 65684 digits
n = 677561 203970 digits Aug 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1016867 306111 digits Oct 2012 Benjamin Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1130177 340221 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1445003 434993 digits Mar 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 3193
max n: 2.372.791
n = 6 6 digits
n = 8 6 digits
n = 14 8 digits
n = 16 9 digits
n = 22 11 digits
n = 32 14 digits
n = 48 18 digits
n = 52 20 digits
n = 58 21 digits
n = 82 29 digits
n = 116 39 digits
n = 124 41 digits
n = 176 57 digits
n = 232 74 digits
n = 316 99 digits
n = 424 132 digits
n = 484 150 digits
n = 584 180 digits
n = 608 187 digits
n = 902 276 digits
n = 1022 312 digits
n = 1148 350 digits
n = 1158 353 digits
n = 1262 384 digits
n = 1908 578 digits
n = 3616 1093 digits 1993 Jeffrey Young
n = 5414 1634 digits
n = 6988 2108 digits Mar 1996 Patrick Demichel
n = 7554 2278 digits May 1996 Patrick Demichel
n = 13548 4082 digits
n = 15192 4577 digits
n = 21452 6462 digits
n = 22254 6703 digits
n = 35820 10787 digits
n = 74082 22305 digits
n = 82684 24894 digits
n = 95574 28775 digits
n = 102618 30895 digits
n = 136238 41016 digits
n = 139670 42049 digits
n = 326316 98235 digits
n = 359744 108298 digits May 2012 PPSE; PrimeGrid
n = 363654 109475 digits May 2012 PPSE; PrimeGrid
n = 440274 132540 digits Dec 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 466810 140528 digits Sep 2009 Pietari Snow; srsieve; PrimeGrid; LLR
n = 717384 215958 digits Nov 2011 George Sharp; PSieve; srsieve; PrimeGrid; LLR
n = 793436 238852 digits Mar 2012 David Mair; PSieve; srsieve; PrimeGrid; LLR
n = 1610098 484692 digits Feb 2016 Pierre Cami; OpenPFGW
n = 1942448 584739 digits Mar 2024 Giovanni Valentino; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2221854 668849 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3195
max n: 2.372.624
n = 2 5 digits
n = 3 5 digits
n = 5 6 digits
n = 6 6 digits
n = 17 9 digits
n = 42 17 digits
n = 57 21 digits
n = 89 31 digits
n = 99 34 digits
n = 119 40 digits
n = 135 45 digits
n = 324 102 digits
n = 375 117 digits
n = 540 167 digits
n = 612 188 digits
n = 660 203 digits
n = 756 232 digits
n = 819 251 digits
n = 2006 608 digits
n = 2460 745 digits
n = 2769 838 digits
n = 3017 912 digits
n = 3747 1132 digits 1993 Jeffrey Young
n = 4383 1323 digits 1993 Jeffrey Young
n = 4754 1435 digits 1993 Jeffrey Young
n = 5238 1581 digits
n = 5354 1616 digits
n = 7167 2161 digits May 1996 Patrick Demichel
n = 8090 2439 digits May 1996 Patrick Demichel
n = 12870 3878 digits
n = 42447 12782 digits Dec 1998 Yves Gallot; Proth
n = 42594 12826 digits
n = 80103 24117 digits
n = 92747 27924 digits
n = 188735 56819 digits
n = 356153 107217 digits May 2012 PPSE; PrimeGrid
n = 392894 118277 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 516567 155506 digits Jun 2010 Mathias Striecks; PSieve; srsieve; PrimeGrid; LLR
n = 522087 157168 digits Jul 2010 Mirko Wunder; PSieve; srsieve; PrimeGrid; LLR
n = 595083 179142 digits Dec 2010 Aleksander Makowski; PSieve; srsieve; PrimeGrid; LLR
n = 681377 205119 digits Aug 2011 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 724149 217995 digits Nov 2011 Michael Sherman; PSieve; srsieve; PrimeGrid; LLR
n = 909759 273869 digits Jun 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1729626 520673 digits Jan 2023 Vesa Harju; PPSE; PrimeGrid
n = 2368503 712994 digits May 2026 Ryan Propper; PPSE; PrimeGrid
k: 3197
max n: 2.372.778
n = 3 5 digits
n = 7 6 digits
n = 15 9 digits
n = 19 10 digits
n = 183 59 digits
n = 223 71 digits
n = 279 88 digits
n = 295 93 digits
n = 391 122 digits
n = 487 151 digits
n = 499 154 digits
n = 1155 352 digits
n = 1647 500 digits
n = 2763 836 digits
n = 2911 880 digits
n = 5575 1682 digits
n = 5835 1761 digits
n = 9211 2777 digits
n = 12487 3763 digits
n = 17971 5414 digits
n = 20239 6097 digits Oct 1996 Patrick Demichel
n = 23811 7172 digits
n = 24847 7484 digits
n = 39075 11767 digits
n = 40399 12165 digits
n = 57135 17203 digits
n = 81751 24614 digits
n = 179203 53949 digits
n = 200959 60499 digits Sep 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 422583 127214 digits Nov 2012 Jon Antonides; PPSE; PrimeGrid
n = 464947 139967 digits Aug 2009 Eric Da Sylva; srsieve; PrimeGrid; LLR
n = 505459 152162 digits May 2010 Bob Naas; PSieve; srsieve; PrimeGrid; LLR
n = 664759 200116 digits Apr 2011 Steven Harvey; PSieve; srsieve; PrimeGrid; LLR
n = 891991 268520 digits Jun 2012 Maik Schlotter; PSieve; srsieve; PrimeGrid; LLR
n = 1560987 469908 digits Feb 2020 Wolfram Glatte; PSieve; srsieve; PrimeGrid; LLR
k: 3199
max n: 2.373.446
n = 14 8 digits
n = 38 15 digits
n = 122 41 digits
n = 686 211 digits
n = 866 265 digits
n = 1478 449 digits
n = 2542 769 digits
n = 4738 1430 digits 1993 Jeffrey Young
n = 6154 1857 digits
n = 7322 2208 digits May 1996 Patrick Demichel
n = 10606 3197 digits Oct 1999 Takahiro Nohara; Proth
n = 11954 3603 digits
n = 18902 5694 digits
n = 20678 6229 digits
n = 94754 28528 digits
n = 145526 43812 digits
n = 166498 50125 digits
n = 466022 140291 digits Aug 2009 Jan Svensson; srsieve; PrimeGrid; LLR
n = 522386 157258 digits Jul 2010 Antonia Domm; Dave Domm; PSieve; srsieve; PrimeGrid; LLR
n = 2174422 654570 digits Feb 2025 Ivica Kelava; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3395402 1022122 digits Feb 2022 Honza Cholt; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3201
max n: 2.372.500
n = 3 5 digits
n = 4 5 digits
n = 5 6 digits
n = 7 6 digits
n = 8 6 digits
n = 9 7 digits
n = 11 7 digits
n = 21 10 digits
n = 23 11 digits
n = 28 12 digits
n = 35 15 digits
n = 41 16 digits
n = 48 18 digits
n = 59 22 digits
n = 84 29 digits
n = 112 38 digits
n = 119 40 digits
n = 196 63 digits
n = 204 65 digits
n = 208 67 digits
n = 311 98 digits
n = 339 106 digits
n = 352 110 digits
n = 372 116 digits
n = 575 177 digits
n = 728 223 digits
n = 863 264 digits
n = 953 291 digits
n = 968 295 digits
n = 1259 383 digits
n = 1844 559 digits
n = 1952 592 digits
n = 2079 630 digits
n = 2637 798 digits
n = 2769 838 digits
n = 2808 849 digits
n = 2829 856 digits
n = 2921 883 digits
n = 3028 916 digits
n = 3465 1047 digits 1993 Jeffrey Young
n = 3549 1072 digits 1993 Jeffrey Young
n = 6720 2027 digits Mar 1996 Patrick Demichel
n = 12868 3878 digits
n = 14735 4440 digits
n = 23877 7192 digits Apr 1998 David Hanson; Proth
n = 23925 7206 digits
n = 31055 9352 digits
n = 39489 11891 digits
n = 61280 18451 digits
n = 63323 19066 digits
n = 71704 21589 digits
n = 73888 22247 digits
n = 77580 23358 digits
n = 93291 28087 digits
n = 98135 29546 digits
n = 108960 32804 digits
n = 140821 42395 digits
n = 161331 48569 digits
n = 166819 50222 digits
n = 168187 50633 digits
n = 170068 51200 digits
n = 176188 53042 digits
n = 207599 62498 digits
n = 228845 68893 digits
n = 277557 83557 digits
n = 305055 91835 digits
n = 334683 100754 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 387792 116741 digits Jun 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 414979 124925 digits Oct 2012 Matt Jurach; PPSE; PrimeGrid
n = 493699 148622 digits Mar 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 737025 221871 digits Dec 2011 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 850003 255880 digits May 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 923704 278067 digits Jun 2012 Ray Miller; PSieve; srsieve; PrimeGrid; LLR
n = 977681 294315 digits Aug 2012 Wayne Chang; PSieve; srsieve; PrimeGrid; LLR
n = 1031944 310650 digits Jan 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1114532 335512 digits Jul 2013 Charles E. Nadeau; PSieve; srsieve; PrimeGrid; LLR
n = 1122811 338004 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1177797 354556 digits Oct 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1196967 360327 digits Nov 2013 Bobby White; PSieve; srsieve; PrimeGrid; LLR
n = 1469973 442510 digits Feb 2018 Tim Terry; PSieve; srsieve; PrimeGrid; LLR
n = 2006477 604014 digits Oct 2024 Alex Hogan; PPSE; PrimeGrid
n = 2036045 612915 digits Dec 2024 Tom Greer; PPSE; PrimeGrid
k: 3203
max n: 2.373.384
n = 5 6 digits
n = 13 8 digits
n = 65 24 digits
n = 257 81 digits
n = 457 142 digits
n = 557 172 digits
n = 677 208 digits
n = 1385 421 digits
n = 1645 499 digits
n = 3313 1001 digits 1993 Jeffrey Young
n = 3337 1009 digits 1993 Jeffrey Young
n = 4237 1279 digits 1993 Jeffrey Young
n = 8977 2706 digits
n = 67777 20407 digits
n = 126485 38080 digits
n = 128917 38812 digits
n = 150853 45415 digits
n = 194941 58687 digits
n = 459521 138334 digits Jun 2009 Gerrit Slomma; srsieve; PrimeGrid; LLR
n = 661805 199227 digits Apr 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 662165 199336 digits Apr 2011 Bob Naas; PSieve; srsieve; PrimeGrid; LLR
n = 829057 249575 digits Apr 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 857537 258148 digits May 2012 Sascha Beat Dinkel; PSieve; srsieve; PrimeGrid; LLR
n = 1238045 372693 digits Jan 2014 Yuki Yoshigoe; PSieve; srsieve; PrimeGrid; LLR
n = 1389229 418204 digits Feb 2016 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
k: 3205
max n: 2.372.785
n = 2 5 digits
n = 8 6 digits
n = 20 10 digits
n = 34 14 digits
n = 44 17 digits
n = 50 19 digits
n = 52 20 digits
n = 74 26 digits
n = 154 50 digits
n = 170 55 digits
n = 242 77 digits
n = 422 131 digits
n = 1538 467 digits
n = 1838 557 digits
n = 2396 725 digits
n = 2894 875 digits
n = 3274 990 digits
n = 5198 1569 digits
n = 5470 1651 digits
n = 5648 1704 digits
n = 9206 2775 digits
n = 9230 2783 digits
n = 22400 6747 digits
n = 24950 7515 digits
n = 34238 10311 digits
n = 35170 10591 digits
n = 36254 10918 digits
n = 43940 13231 digits
n = 43972 13241 digits
n = 46820 14098 digits
n = 49294 14843 digits
n = 53390 16076 digits
n = 58412 17588 digits
n = 116704 35135 digits
n = 121264 36508 digits
n = 163090 49099 digits
n = 178288 53674 digits
n = 590092 177639 digits Dec 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 615322 185234 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 842876 253735 digits Apr 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 2014796 606518 digits Nov 2024 Glenn Hall; PPSE; PrimeGrid
n = 2093354 630166 digits Jan 2025 Iris AilinPyzik; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3207
max n: 2.372.562
n = 2 5 digits
n = 3 5 digits
n = 7 6 digits
n = 11 7 digits
n = 12 8 digits
n = 14 8 digits
n = 23 11 digits
n = 39 16 digits
n = 63 23 digits
n = 74 26 digits
n = 83 29 digits
n = 90 31 digits
n = 91 31 digits
n = 123 41 digits
n = 134 44 digits
n = 170 55 digits
n = 194 62 digits
n = 208 67 digits
n = 230 73 digits
n = 403 125 digits
n = 480 149 digits
n = 487 151 digits
n = 498 154 digits
n = 683 210 digits
n = 743 228 digits
n = 962 294 digits
n = 3122 944 digits
n = 4628 1397 digits 1993 Jeffrey Young
n = 5882 1775 digits
n = 6402 1931 digits
n = 6680 2015 digits Mar 1996 Patrick Demichel
n = 7560 2280 digits May 1996 Patrick Demichel
n = 7679 2316 digits May 1996 Patrick Demichel
n = 10008 3017 digits
n = 17744 5345 digits
n = 31710 9550 digits
n = 44731 13469 digits
n = 51182 15411 digits
n = 63174 19021 digits
n = 83823 25237 digits
n = 100202 30168 digits
n = 115739 34845 digits
n = 154119 46398 digits
n = 204279 61498 digits
n = 221063 66551 digits
n = 296948 89394 digits
n = 321978 96929 digits
n = 360220 108441 digits May 2012 PPSE; PrimeGrid
n = 371927 111965 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 387203 116564 digits Jun 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 396887 119479 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 791582 238294 digits Mar 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 903902 272106 digits Jun 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1244504 374637 digits Feb 2014 Josef Matousek; PSieve; srsieve; PrimeGrid; LLR
n = 1267439 381541 digits Mar 2014 Aaron Everett; PSieve; srsieve; PrimeGrid; LLR
n = 1286940 387412 digits Jul 2014 Jonathan Champ; PSieve; srsieve; PrimeGrid; LLR
n = 1859448 559754 digits Feb 2024 Kenneth J. Brazier; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3375314 1016075 digits Aug 2021 Wolfgang Schwieger; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3412108 1027151 digits Mar 2022 Charles Jackson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3209
max n: 2.372.834
n = 3 5 digits
n = 15 9 digits
n = 29 13 digits
n = 57 21 digits
n = 93 32 digits
n = 189 61 digits
n = 225 72 digits
n = 375 117 digits
n = 441 137 digits
n = 795 243 digits
n = 2859 865 digits
n = 3245 981 digits
n = 3453 1043 digits 1993 Jeffrey Young
n = 3485 1053 digits 1993 Jeffrey Young
n = 4203 1269 digits 1993 Jeffrey Young
n = 7953 2398 digits
n = 30519 9191 digits
n = 33585 10114 digits
n = 53943 16242 digits
n = 70137 21117 digits
n = 131229 39508 digits
n = 158745 47791 digits
n = 1738757 523422 digits Apr 2023 Yongchen Xu; PPSE; PrimeGrid
n = 2066693 622141 digits Jan 2025 LeRoy Blanchard; PPSE; PrimeGrid
n = 2133317 642196 digits Jan 2025 Vaughan Davies; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3349719 1008370 digits Feb 2021 Christopher Clemence; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3211
max n: 2.373.352
n = 12 8 digits
n = 172 56 digits
n = 436 135 digits
n = 3864 1167 digits 1993 Jeffrey Young
n = 15364 4629 digits
n = 17556 5289 digits
n = 26884 8097 digits
n = 27852 8388 digits
n = 68896 20744 digits Aug 2000 James Carpenter; Proth
n = 157096 47295 digits
n = 178696 53797 digits
n = 800112 240862 digits Mar 2012 Adam Smith; PSieve; srsieve; PrimeGrid; LLR
n = 961224 289361 digits Aug 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
k: 3213
max n: 2.372.561
n = 1 4 digits
n = 2 5 digits
n = 6 6 digits
n = 16 9 digits
n = 21 10 digits
n = 24 11 digits
n = 30 13 digits
n = 38 15 digits
n = 56 21 digits
n = 74 26 digits
n = 76 27 digits
n = 86 30 digits
n = 90 31 digits
n = 102 35 digits
n = 158 52 digits
n = 164 53 digits
n = 186 60 digits
n = 192 62 digits
n = 282 89 digits
n = 294 93 digits
n = 474 147 digits
n = 493 152 digits
n = 524 162 digits
n = 930 284 digits
n = 1084 330 digits
n = 1190 362 digits
n = 1206 367 digits
n = 1246 379 digits
n = 1390 422 digits
n = 2550 772 digits
n = 2829 856 digits
n = 3724 1125 digits 1993 Jeffrey Young
n = 5182 1564 digits
n = 6320 1907 digits
n = 6349 1915 digits
n = 10608 3197 digits
n = 13946 4202 digits
n = 15582 4695 digits
n = 20670 6226 digits
n = 25410 7653 digits
n = 31126 9374 digits
n = 33213 10002 digits
n = 33994 10237 digits
n = 43024 12956 digits
n = 55184 16616 digits
n = 59294 17853 digits
n = 99612 29990 digits
n = 100021 30113 digits
n = 123280 37115 digits
n = 156364 47074 digits
n = 194086 58430 digits
n = 195694 58914 digits
n = 284461 85635 digits
n = 381610 114880 digits Mar 2009 Steven Harvey; srsieve; PrimeGrid; LLR
n = 392744 118232 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 541676 163065 digits Aug 2010 David Pyke; PSieve; srsieve; PrimeGrid; LLR
n = 680070 204725 digits Aug 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 715408 215363 digits Nov 2011 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 751954 226365 digits Dec 2011 Ardo van Rangelrooij; PSieve; srsieve; PrimeGrid; LLR
n = 874620 263291 digits May 2012 Jan Rawnicki; PSieve; srsieve; PrimeGrid; LLR
n = 972741 292828 digits Aug 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1327450 399606 digits Feb 2015 Hirofumi Tamagawa; PSieve; srsieve; PrimeGrid; LLR
n = 1376312 414315 digits Jan 2016 Shaun Cox; PSieve; srsieve; PrimeGrid; LLR
n = 1480860 445787 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1501824 452098 digits Sep 2018 Jonathan Champ; PSieve; srsieve; PrimeGrid; LLR
n = 1767136 531965 digits Oct 2023 Vesa Harju; PPSE; PrimeGrid
n = 1925293 579575 digits Feb 2024 Uli Wühler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2209262 665058 digits Feb 2025 Andrew Hughes; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3215
max n: 2.373.254
n = 5 6 digits
n = 13 8 digits
n = 21 10 digits
n = 33 14 digits
n = 41 16 digits
n = 149 49 digits
n = 413 128 digits
n = 415 129 digits
n = 785 240 digits
n = 2151 652 digits
n = 2609 789 digits
n = 2911 880 digits
n = 3359 1015 digits 1993 Jeffrey Young
n = 7961 2401 digits
n = 9041 2726 digits
n = 10809 3258 digits
n = 13983 4213 digits
n = 52509 15811 digits
n = 60549 18231 digits
n = 83993 25288 digits
n = 102599 30889 digits
n = 121805 36671 digits
n = 256449 77203 digits
n = 285873 86060 digits
n = 508601 153108 digits May 2010 Pascal Vandaele; PSieve; srsieve; PrimeGrid; LLR
n = 1551991 467200 digits Dec 2019 Andreas Reich; PSieve; srsieve; PrimeGrid; LLR
n = 1558293 469097 digits Feb 2020 Richard Mortimore; PSieve; srsieve; PrimeGrid; LLR
n = 2182461 656990 digits Feb 2025 Devin Gulliver; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2257925 679707 digits Mar 2025 Pablo Moreno; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3217
max n: 2.372.191
n = 4 5 digits
n = 8 6 digits
n = 16 9 digits
n = 44 17 digits
n = 108 37 digits
n = 118 40 digits
n = 348 109 digits
n = 524 162 digits
n = 640 197 digits
n = 886 271 digits
n = 1032 315 digits
n = 1692 513 digits
n = 2080 630 digits
n = 3796 1147 digits 1993 Jeffrey Young
n = 22664 6827 digits
n = 32012 9641 digits
n = 32780 9872 digits
n = 37120 11178 digits
n = 38364 11553 digits
n = 50984 15352 digits
n = 60080 18090 digits
n = 65356 19678 digits
n = 132214 39804 digits
n = 156028 46973 digits
n = 238112 71683 digits
n = 280056 84309 digits
n = 438726 132074 digits Dec 2012 Ronny Willig; PPSE; PrimeGrid
n = 1648172 496153 digits Nov 2021 Pete Allivato; PSieve; srsieve; PrimeGrid; LLR
n = 2261376 680746 digits Mar 2025 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3219
max n: 2.372.869
n = 7 6 digits
n = 13 8 digits
n = 23 11 digits
n = 29 13 digits
n = 43 17 digits
n = 49 19 digits
n = 59 22 digits
n = 62 23 digits
n = 73 26 digits
n = 85 30 digits
n = 115 39 digits
n = 175 57 digits
n = 206 66 digits
n = 317 99 digits
n = 382 119 digits
n = 455 141 digits
n = 541 167 digits
n = 694 213 digits
n = 1135 346 digits
n = 1165 355 digits
n = 1169 356 digits
n = 1366 415 digits
n = 2029 615 digits
n = 2087 632 digits
n = 2219 672 digits
n = 2441 739 digits
n = 3515 1062 digits 1993 Jeffrey Young
n = 10982 3310 digits
n = 13619 4104 digits
n = 18763 5652 digits
n = 20201 6085 digits Oct 1996 Patrick Demichel
n = 20783 6260 digits
n = 21754 6553 digits
n = 24421 7355 digits Jul 1998 Baptiste Heyman; Proth
n = 25813 7774 digits
n = 59921 18042 digits
n = 61346 18471 digits
n = 91987 27695 digits
n = 92459 27837 digits
n = 319406 96155 digits
n = 490981 147804 digits Feb 2010 Ian Dickinson; PSieve; srsieve; PrimeGrid; LLR
n = 658861 198341 digits Mar 2011 Charles Morton; PSieve; srsieve; PrimeGrid; LLR
n = 823454 247888 digits Apr 2012 Stefan Smietanowski; PSieve; srsieve; PrimeGrid; LLR
n = 949369 285793 digits Jul 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1161815 349745 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1282906 386197 digits Jun 2014 Nebojsa Bajramovic; PSieve; srsieve; PrimeGrid; LLR
n = 1557703 468919 digits Feb 2020 Bruce E. Slade; PSieve; srsieve; PrimeGrid; LLR
n = 1697543 511015 digits Jun 2022 Vaughan Davies; PPSE; PrimeGrid
k: 3221
max n: 2.373.262
n = 7 6 digits
n = 11 7 digits
n = 23 11 digits
n = 51 19 digits
n = 67 24 digits
n = 851 260 digits
n = 1027 313 digits
n = 1111 338 digits
n = 2531 766 digits
n = 3111 941 digits
n = 5775 1742 digits
n = 8645 2606 digits
n = 25591 7708 digits
n = 38447 11578 digits
n = 115071 34644 digits
n = 260533 78432 digits
n = 304035 91528 digits
n = 354003 106570 digits May 2012 David Yost; PPSE; PrimeGrid
n = 565891 170354 digits Oct 2010 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1254483 377641 digits Mar 2014 Patrick Martin; PSieve; srsieve; PrimeGrid; LLR
n = 1562803 470455 digits Feb 2020 Rick Reynolds; PSieve; srsieve; PrimeGrid; LLR
n = 2222165 668942 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2335901 703180 digits Jan 2026 Don Birzer; PPSE; PrimeGrid
k: 3223
max n: 2.373.464
n = 2 5 digits
n = 6 6 digits
n = 18 9 digits
n = 42 17 digits
n = 54 20 digits
n = 86 30 digits
n = 134 44 digits
n = 254 80 digits
n = 422 131 digits
n = 558 172 digits
n = 666 204 digits
n = 846 259 digits
n = 954 291 digits
n = 986 301 digits
n = 1052 321 digits
n = 5166 1559 digits
n = 7352 2217 digits May 1996 Patrick Demichel
n = 7844 2365 digits
n = 10286 3100 digits
n = 21066 6346 digits
n = 26766 8061 digits
n = 41282 12431 digits
n = 54086 16286 digits
n = 55112 16594 digits
n = 440624 132645 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 1905002 573467 digits Feb 2024 Yves Croison; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3225
max n: 2.372.564
n = 1 4 digits
n = 3 5 digits
n = 9 7 digits
n = 13 8 digits
n = 81 28 digits
n = 97 33 digits
n = 111 37 digits
n = 112 38 digits
n = 139 46 digits
n = 157 51 digits
n = 303 95 digits
n = 528 163 digits
n = 576 177 digits
n = 748 229 digits
n = 909 278 digits
n = 969 296 digits
n = 1368 416 digits
n = 1629 494 digits
n = 1701 516 digits
n = 2743 830 digits
n = 3505 1059 digits 1993 Jeffrey Young
n = 3775 1140 digits 1993 Jeffrey Young
n = 5080 1533 digits
n = 5611 1693 digits
n = 13813 4162 digits
n = 16510 4974 digits
n = 25720 7747 digits
n = 29329 8833 digits
n = 50017 15061 digits
n = 59389 17882 digits
n = 69358 20883 digits
n = 88237 26566 digits
n = 171262 51559 digits
n = 185371 55806 digits
n = 272913 82159 digits
n = 304153 91563 digits
n = 346036 104171 digits Apr 2012 Adrian Schori; PPSE; PrimeGrid
n = 374487 112736 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 402856 121276 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 410065 123446 digits Sep 2012 Casimir Ksiazek III; PPSE; PrimeGrid
n = 436975 131547 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 536449 161491 digits Jul 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 834529 251222 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 932439 280696 digits Jul 2012 Takeshi Watanabe; PSieve; srsieve; PrimeGrid; LLR
n = 1029157 309811 digits Oct 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1682131 506376 digits Apr 2022 Benjamin Lynch; PPSE; PrimeGrid
n = 2366488 712388 digits May 2026 Ryo Takahashi; PPSE; PrimeGrid
k: 3227
max n: 2.373.270
n = 27 12 digits
n = 71 25 digits
n = 107 36 digits
n = 259 82 digits
n = 567 175 digits
n = 615 189 digits
n = 759 232 digits
n = 2271 688 digits
n = 5831 1759 digits
n = 75691 22789 digits
n = 195355 58812 digits
n = 477647 143790 digits Oct 2009 Adam Ferralli; srsieve; PrimeGrid; LLR
n = 674911 203172 digits Jul 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
k: 3229
max n: 2.373.458
n = 2 5 digits
n = 62 23 digits
n = 94 32 digits
n = 98 34 digits
n = 222 71 digits
n = 482 149 digits
n = 502 155 digits
n = 530 164 digits
n = 842 257 digits
n = 1442 438 digits
n = 1502 456 digits
n = 3010 910 digits
n = 107450 32350 digits
n = 418370 125946 digits Oct 2012 PPSE; PrimeGrid
k: 3231
max n: 2.372.879
n = 3 5 digits
n = 5 6 digits
n = 13 8 digits
n = 15 9 digits
n = 24 11 digits
n = 49 19 digits
n = 53 20 digits
n = 64 23 digits
n = 73 26 digits
n = 80 28 digits
n = 85 30 digits
n = 193 62 digits
n = 205 66 digits
n = 215 69 digits
n = 224 71 digits
n = 227 72 digits
n = 233 74 digits
n = 249 79 digits
n = 473 146 digits
n = 1009 308 digits
n = 1983 601 digits
n = 2336 707 digits
n = 2607 789 digits
n = 2904 878 digits
n = 2968 897 digits
n = 3096 936 digits
n = 4301 1299 digits 1993 Jeffrey Young
n = 8136 2453 digits May 1996 Patrick Demichel
n = 11329 3414 digits May 1996 Patrick Demichel
n = 14984 4515 digits
n = 16755 5048 digits
n = 26591 8009 digits
n = 47233 14223 digits
n = 59793 18003 digits
n = 86168 25943 digits
n = 127653 38431 digits
n = 179175 53941 digits
n = 230271 69322 digits
n = 233033 70154 digits
n = 675840 203452 digits Aug 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 971843 292558 digits Aug 2012 Hanjoon Kim; PSieve; srsieve; PrimeGrid; LLR
n = 996160 299878 digits Sep 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1260728 379521 digits Mar 2014 Darren Wallace; PSieve; srsieve; PrimeGrid; LLR
n = 1372560 413186 digits Jan 2016 Helmut Pichler; PSieve; srsieve; PrimeGrid; LLR
n = 1435528 432141 digits Feb 2017 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1939261 583780 digits Mar 2024 Erik Veit; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2177925 655625 digits Feb 2025 Hugh Myers; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3233
max n: 2.372.632
n = 5 6 digits
n = 13 8 digits
n = 37 15 digits
n = 49 19 digits
n = 61 22 digits
n = 133 44 digits
n = 157 51 digits
n = 353 110 digits
n = 569 175 digits
n = 913 279 digits
n = 1013 309 digits
n = 1501 456 digits
n = 2917 882 digits
n = 3037 918 digits
n = 7973 2404 digits May 1996 Patrick Demichel
n = 13421 4044 digits
n = 16321 4917 digits
n = 16349 4926 digits
n = 19229 5793 digits
n = 39149 11789 digits
n = 63473 19111 digits
n = 263965 79465 digits
n = 344353 103665 digits Apr 2012 David Yost; PPSE; PrimeGrid
n = 762085 229414 digits Dec 2011 Eric Larson; PSieve; srsieve; PrimeGrid; LLR
n = 789281 237601 digits Mar 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1359601 409285 digits Sep 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1743461 524838 digits May 2023 Ryan Propper; PPSE; PrimeGrid
n = 2359009 710136 digits Apr 2026 PPSE; PrimeGrid
k: 3235
max n: 2.372.793
n = 2 5 digits
n = 6 6 digits
n = 16 9 digits
n = 24 11 digits
n = 34 14 digits
n = 68 24 digits
n = 108 37 digits
n = 110 37 digits
n = 114 38 digits
n = 116 39 digits
n = 134 44 digits
n = 136 45 digits
n = 164 53 digits
n = 202 65 digits
n = 264 83 digits
n = 422 131 digits
n = 436 135 digits
n = 444 138 digits
n = 616 189 digits
n = 634 195 digits
n = 952 291 digits
n = 960 293 digits
n = 1088 332 digits
n = 1160 353 digits
n = 1388 422 digits
n = 5690 1717 digits
n = 6148 1855 digits
n = 8090 2439 digits May 1996 Patrick Demichel
n = 8926 2691 digits
n = 10786 3251 digits
n = 14922 4496 digits
n = 17100 5152 digits
n = 20316 6120 digits
n = 23926 7206 digits
n = 25700 7740 digits Jan 1998 Chris St.Clair; Proth
n = 31386 9452 digits
n = 38094 11471 digits
n = 43668 13149 digits
n = 56044 16875 digits
n = 73040 21991 digits
n = 88120 26531 digits
n = 103072 31032 digits
n = 118586 35702 digits
n = 137892 41514 digits
n = 142652 42947 digits
n = 162650 48967 digits
n = 338288 101839 digits Apr 2012 Brian Carpenter; PPSE; PrimeGrid
n = 420790 126674 digits Nov 2012 PPSE; PrimeGrid
n = 687056 206828 digits Aug 2011 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1215236 365826 digits Nov 2013 Kennichi Uehara; PSieve; srsieve; PrimeGrid; LLR
n = 1581444 476066 digits Jun 2020 Per Provencher; PSieve; srsieve; PrimeGrid; LLR
n = 1587214 477803 digits Sep 2020 Rick Reynolds; PSieve; srsieve; PrimeGrid; LLR
n = 1876270 564818 digits Feb 2024 Nuttanon Songsuwan; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1990772 599286 digits Sep 2024 Donald Hatland; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2140228 644277 digits Jan 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2328528 700961 digits Dec 2025 Emil Hristoskov; PPSE; PrimeGrid
n = 3448352 1038061 digits Jan 2023 Mark Williams; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3237
max n: 2.372.522
n = 6 6 digits
n = 8 6 digits
n = 11 7 digits
n = 18 9 digits
n = 51 19 digits
n = 56 21 digits
n = 60 22 digits
n = 63 23 digits
n = 86 30 digits
n = 92 32 digits
n = 108 37 digits
n = 140 46 digits
n = 162 53 digits
n = 248 79 digits
n = 275 87 digits
n = 296 93 digits
n = 396 123 digits
n = 494 153 digits
n = 1016 310 digits
n = 1158 353 digits
n = 2502 757 digits
n = 3348 1012 digits 1993 Jeffrey Young
n = 4751 1434 digits 1993 Jeffrey Young
n = 4872 1471 digits 1993 Jeffrey Young
n = 5118 1545 digits
n = 6354 1917 digits
n = 6444 1944 digits
n = 7898 2382 digits
n = 8006 2414 digits May 1996 Patrick Demichel
n = 10464 3154 digits
n = 14270 4300 digits
n = 23522 7085 digits 1996 Patrick Demichel
n = 42410 12771 digits
n = 60530 18225 digits
n = 69956 21063 digits
n = 71496 21526 digits
n = 79902 24057 digits
n = 90630 27286 digits
n = 184454 55530 digits
n = 203862 61373 digits
n = 213024 64131 digits
n = 266702 80289 digits
n = 299144 90055 digits
n = 414495 124779 digits Oct 2012 Bart Kus; PPSE; PrimeGrid
n = 551514 166026 digits Sep 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 611214 183998 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1075916 323887 digits Mar 2013 Karel Benes; PSieve; srsieve; PrimeGrid; LLR
n = 1113368 335161 digits Jul 2013 Jesper Hedlund; PSieve; srsieve; PrimeGrid; LLR
n = 1512720 455378 digits Jan 2019 Jasper Damstra; PSieve; srsieve; PrimeGrid; LLR
n = 2243054 675231 digits Feb 2025 Ladislav Koudelka; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3239
max n: 2.373.387
n = 3 5 digits
n = 15 9 digits
n = 139 46 digits
n = 255 81 digits
n = 409 127 digits
n = 475 147 digits
n = 855 261 digits
n = 903 276 digits
n = 1039 317 digits
n = 2043 619 digits
n = 2553 773 digits
n = 3049 922 digits
n = 12345 3720 digits May 1997 Henri Lifchitz; Proth
n = 21303 6417 digits
n = 29433 8864 digits
n = 40543 12209 digits
n = 55393 16679 digits
n = 107697 32424 digits
n = 290247 87377 digits
n = 694449 209054 digits Sep 2011 Ray Miller; PSieve; srsieve; PrimeGrid; LLR
n = 1412529 425218 digits Jul 2016 Lucas Brown; PSieve; srsieve; PrimeGrid; LLR
k: 3241
max n: 2.373.356
n = 92 32 digits
n = 204 65 digits
n = 732 224 digits
n = 1224 372 digits
n = 1292 393 digits
n = 4856 1466 digits 1993 Jeffrey Young
n = 18060 5441 digits
n = 23996 7228 digits
n = 38784 11679 digits
n = 189480 57043 digits
n = 803996 242031 digits Mar 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 825800 248595 digits Apr 2012 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 1620296 487762 digits Feb 2021 Bob Calvin; PSieve; srsieve; PrimeGrid; LLR
k: 3243
max n: 2.373.104
n = 2 5 digits
n = 10 7 digits
n = 12 8 digits
n = 16 9 digits
n = 21 10 digits
n = 32 14 digits
n = 36 15 digits
n = 116 39 digits
n = 170 55 digits
n = 172 56 digits
n = 204 65 digits
n = 218 70 digits
n = 492 152 digits
n = 612 188 digits
n = 716 220 digits
n = 754 231 digits
n = 861 263 digits
n = 1277 388 digits
n = 11332 3415 digits May 1996 Patrick Demichel
n = 12821 3864 digits
n = 15936 4801 digits
n = 22293 6715 digits
n = 24177 7282 digits
n = 26453 7967 digits
n = 38912 11718 digits
n = 40026 12053 digits
n = 70680 21281 digits
n = 76572 23054 digits
n = 82682 24894 digits
n = 101480 30553 digits
n = 186297 56085 digits
n = 193205 58165 digits
n = 216578 65200 digits
n = 219932 66210 digits
n = 339778 102287 digits Apr 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 392357 118115 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 418973 126127 digits Oct 2012 Ronny Willig; PPSE; PrimeGrid
n = 620517 186798 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 666405 200612 digits Apr 2011 Harvey Patterson; PSieve; srsieve; PrimeGrid; LLR
n = 669161 201442 digits Apr 2011 Kingsley Jarrett; PSieve; srsieve; PrimeGrid; LLR
n = 681461 205144 digits Aug 2011 Ales Martinik; PSieve; srsieve; PrimeGrid; LLR
n = 818757 246474 digits Apr 2012 Pavel Pryazhentsev; PSieve; srsieve; PrimeGrid; LLR
n = 928164 279409 digits Jul 2012 Sou Fukui; PSieve; srsieve; PrimeGrid; LLR
n = 1223024 368171 digits Nov 2013 Tobias Brunner; PSieve; srsieve; PrimeGrid; LLR
n = 1309793 394291 digits Feb 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1883004 566845 digits Feb 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1917522 577236 digits Feb 2024 David Åkesson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2044564 615479 digits Jan 2025 Dr. James Scott Brown; PPSE; PrimeGrid
n = 2255732 679047 digits Mar 2025 Christian Carquillat; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2316957 697478 digits Oct 2025 Nicholas Mohacsy; PPSE; PrimeGrid
k: 3245
max n: 2.372.440
n = 1 4 digits
n = 5 6 digits
n = 9 7 digits
n = 21 10 digits
n = 33 14 digits
n = 73 26 digits
n = 85 30 digits
n = 89 31 digits
n = 131 43 digits
n = 153 50 digits
n = 157 51 digits
n = 403 125 digits
n = 873 267 digits
n = 1483 450 digits
n = 2467 747 digits
n = 2725 824 digits
n = 2915 882 digits
n = 3149 952 digits
n = 3209 970 digits
n = 3961 1196 digits 1993 Jeffrey Young
n = 5545 1673 digits
n = 6421 1937 digits
n = 8117 2447 digits May 1996 Patrick Demichel
n = 9859 2972 digits
n = 15773 4752 digits
n = 26949 8116 digits
n = 36297 10930 digits
n = 56377 16975 digits
n = 103385 31126 digits
n = 139265 41927 digits
n = 192993 58101 digits
n = 210781 63455 digits
n = 327517 98596 digits
n = 390755 117633 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 429643 129339 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 490137 147550 digits Feb 2010 Dajgoro Labinac; PSieve; srsieve; PrimeGrid; LLR
n = 584729 176025 digits Nov 2010 Anthony Storch; PSieve; srsieve; PrimeGrid; LLR
n = 687789 207049 digits Aug 2011 Jon Goral; PSieve; srsieve; PrimeGrid; LLR
n = 1147405 345407 digits Aug 2013 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1750257 526884 digits Jun 2023 Chase Tarson; PPSE; PrimeGrid
k: 3247
max n: 2.373.266
n = 10 7 digits
n = 26 12 digits
n = 58 21 digits
n = 208 67 digits
n = 290 91 digits
n = 2536 767 digits
n = 35126 10578 digits
n = 35458 10678 digits
n = 61990 18665 digits
n = 147038 44267 digits
n = 191218 57566 digits
n = 2179466 656089 digits Feb 2025 James Krauss; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3249
max n: 2.372.816
n = 5 6 digits
n = 7 6 digits
n = 10 7 digits
n = 15 9 digits
n = 18 9 digits
n = 25 12 digits
n = 29 13 digits
n = 41 16 digits
n = 46 18 digits
n = 55 21 digits
n = 57 21 digits
n = 65 24 digits
n = 66 24 digits
n = 90 31 digits
n = 177 57 digits
n = 185 60 digits
n = 221 71 digits
n = 250 79 digits
n = 314 99 digits
n = 390 121 digits
n = 426 132 digits
n = 465 144 digits
n = 689 211 digits
n = 905 276 digits
n = 2281 691 digits
n = 2294 695 digits
n = 2381 721 digits
n = 2911 880 digits
n = 3201 968 digits
n = 3485 1053 digits 1993 Jeffrey Young
n = 3981 1202 digits 1993 Jeffrey Young
n = 4150 1253 digits 1993 Jeffrey Young
n = 4469 1349 digits 1993 Jeffrey Young
n = 4850 1464 digits 1993 Jeffrey Young
n = 5157 1556 digits
n = 5191 1567 digits
n = 5319 1605 digits
n = 9194 2772 digits
n = 9869 2975 digits
n = 10130 3053 digits
n = 10577 3188 digits
n = 16574 4993 digits
n = 18730 5642 digits Oct 1996 Patrick Demichel
n = 24545 7393 digits
n = 32945 9921 digits Jan 1999 Tadashi Taura; Proth
n = 41357 12454 digits
n = 55158 16608 digits
n = 88017 26500 digits
n = 110537 33279 digits
n = 121937 36711 digits
n = 146409 44078 digits
n = 186905 56268 digits
n = 211034 63532 digits
n = 211081 63546 digits
n = 288074 86723 digits
n = 293814 88451 digits
n = 328137 98783 digits
n = 330517 99500 digits
n = 354199 106629 digits May 2012 PPSE; PrimeGrid
n = 361911 108950 digits Feb 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 374334 112690 digits Jun 2012 Ronny Willig; PPSE; PrimeGrid
n = 387977 116797 digits Jun 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 426017 128248 digits Nov 2012 Michael Millerick; PPSE; PrimeGrid
n = 458330 137975 digits Jun 2009 Bruno Courty; srsieve; PrimeGrid; LLR
n = 473609 142575 digits Oct 2009 Bradford Nye; srsieve; PrimeGrid; LLR
n = 496045 149328 digits Apr 2010 Robert Erickson; PSieve; srsieve; PrimeGrid; LLR
n = 550994 165870 digits Sep 2010 Kimmo Myllyvirta; PSieve; srsieve; PrimeGrid; LLR
n = 571535 172053 digits Nov 2010 James Winskill; PSieve; srsieve; PrimeGrid; LLR
n = 870838 262152 digits May 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 924038 278167 digits Jun 2012 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1253758 377423 digits Mar 2014 Heinz Durstewitz; PSieve; srsieve; PrimeGrid; LLR
n = 1898817 571605 digits Feb 2024 Thomas Brandt; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2244286 675601 digits Mar 2025 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3251
max n: 2.372.450
n = 5 6 digits
n = 11 7 digits
n = 21 10 digits
n = 45 18 digits
n = 51 19 digits
n = 57 21 digits
n = 59 22 digits
n = 69 25 digits
n = 87 30 digits
n = 471 146 digits
n = 581 179 digits
n = 699 214 digits
n = 1479 449 digits
n = 1797 545 digits
n = 5001 1509 digits
n = 5091 1537 digits
n = 5345 1613 digits
n = 11151 3361 digits
n = 14697 4428 digits
n = 15455 4656 digits
n = 28259 8511 digits
n = 30281 9120 digits
n = 52295 15746 digits
n = 67167 20223 digits
n = 151161 45508 digits
n = 311615 93809 digits
n = 568137 171030 digits Nov 2010 Lucas Brown; PSieve; srsieve; PrimeGrid; LLR
n = 974379 293321 digits Aug 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1066959 321191 digits Mar 2013 Rickie Marsh; PSieve; srsieve; PrimeGrid; LLR
k: 3253
max n: 2.373.316
n = 30 13 digits
n = 60 22 digits
n = 78 27 digits
n = 610 188 digits
n = 1078 329 digits
n = 3450 1043 digits 1993 Jeffrey Young
n = 1103320 332136 digits Jun 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 3255
max n: 2.372.786
n = 3 5 digits
n = 4 5 digits
n = 5 6 digits
n = 8 6 digits
n = 11 7 digits
n = 12 8 digits
n = 23 11 digits
n = 24 11 digits
n = 27 12 digits
n = 32 14 digits
n = 52 20 digits
n = 91 31 digits
n = 99 34 digits
n = 176 57 digits
n = 234 74 digits
n = 235 75 digits
n = 251 80 digits
n = 299 94 digits
n = 336 105 digits
n = 631 194 digits
n = 1189 362 digits
n = 1301 396 digits
n = 1396 424 digits
n = 1421 432 digits
n = 2555 773 digits
n = 2573 779 digits
n = 2674 809 digits
n = 3274 990 digits
n = 3323 1004 digits 1993 Jeffrey Young
n = 3383 1022 digits 1993 Jeffrey Young
n = 3411 1031 digits 1993 Jeffrey Young
n = 3653 1104 digits 1993 Jeffrey Young
n = 4445 1342 digits 1993 Jeffrey Young
n = 10158 3062 digits
n = 12948 3902 digits
n = 13151 3963 digits
n = 13822 4165 digits
n = 14034 4229 digits
n = 14083 4243 digits
n = 16518 4976 digits
n = 20058 6042 digits
n = 26823 8079 digits
n = 32167 9687 digits
n = 43451 13084 digits
n = 48788 14691 digits
n = 50195 15114 digits
n = 55494 16709 digits
n = 57463 17302 digits
n = 64096 19299 digits
n = 120632 36318 digits
n = 139615 42032 digits
n = 155152 46709 digits
n = 163144 49115 digits
n = 181622 54678 digits
n = 202795 61051 digits
n = 222402 66954 digits
n = 274795 82726 digits
n = 276034 83099 digits
n = 315827 95077 digits
n = 443716 133576 digits Dec 2012 Tarmo Ilves; PPSE; PrimeGrid
n = 461351 138885 digits Jul 2009 Amy Chambers; srsieve; PrimeGrid; LLR
n = 526021 158352 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 575287 173183 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 586738 176630 digits Dec 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 619058 186359 digits Jan 2011 Bob Naas; PSieve; srsieve; PrimeGrid; LLR
n = 651967 196266 digits Mar 2011 Kingsley Jarrett; PSieve; srsieve; PrimeGrid; LLR
n = 717868 216104 digits Nov 2011 Göran Schmidt; PSieve; srsieve; PrimeGrid; LLR
n = 815821 245591 digits Apr 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 857022 257993 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 916804 275990 digits Jun 2012 Lucas Koepke; PSieve; srsieve; PrimeGrid; LLR
n = 1029112 309798 digits Oct 2012 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 1115324 335750 digits Jul 2013 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1271014 382617 digits Mar 2014 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1629109 490415 digits Feb 2021 Brian D. Niegocki; PSieve; srsieve; PrimeGrid; LLR
n = 2309944 695366 digits Sep 2025 Robert Meckley; PPSE; PrimeGrid
n = 3426983 1031629 digits Jul 2022 Erik Veit; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3257
max n: 2.373.350
n = 23 11 digits
n = 27 12 digits
n = 99 34 digits
n = 119 40 digits
n = 123 41 digits
n = 227 72 digits
n = 399 124 digits
n = 3387 1024 digits 1993 Jeffrey Young
n = 3587 1084 digits 1993 Jeffrey Young
n = 9287 2800 digits
n = 18287 5509 digits
n = 40487 12192 digits
n = 44351 13355 digits
n = 56939 17144 digits
n = 60651 18262 digits
n = 76259 22960 digits
n = 113711 34234 digits
n = 321399 96755 digits
n = 2049803 617056 digits Jan 2025 Kai Presler; PPSE; PrimeGrid
k: 3259
max n: 2.373.025
n = 2 5 digits
n = 6 6 digits
n = 38 15 digits
n = 326 102 digits
n = 350 109 digits
n = 410 127 digits
n = 858 262 digits
n = 1554 472 digits
n = 1994 604 digits
n = 4002 1209 digits 1993 Jeffrey Young
n = 7274 2194 digits May 1996 Patrick Demichel
n = 14438 4350 digits
n = 18150 5468 digits
n = 26270 7912 digits
n = 31878 9600 digits
n = 36462 10980 digits
n = 46946 14136 digits
n = 108642 32709 digits
n = 197502 59458 digits
k: 3261
max n: 2.372.623
n = 4 5 digits
n = 13 8 digits
n = 40 16 digits
n = 76 27 digits
n = 79 28 digits
n = 88 31 digits
n = 133 44 digits
n = 176 57 digits
n = 184 59 digits
n = 196 63 digits
n = 337 105 digits
n = 379 118 digits
n = 2036 617 digits
n = 2332 706 digits
n = 2377 720 digits
n = 2417 732 digits
n = 2608 789 digits
n = 3976 1201 digits 1993 Jeffrey Young
n = 4712 1422 digits 1993 Jeffrey Young
n = 6392 1928 digits
n = 9379 2827 digits
n = 10900 3285 digits
n = 12565 3786 digits
n = 15124 4557 digits
n = 15404 4641 digits
n = 24920 7506 digits
n = 29077 8757 digits
n = 35155 10587 digits
n = 46675 14055 digits
n = 49912 15029 digits
n = 63232 19039 digits
n = 120448 36262 digits
n = 233816 70390 digits
n = 306595 92298 digits
n = 327760 98670 digits
n = 540697 162770 digits Aug 2010 Keith Pattenden; PSieve; srsieve; PrimeGrid; LLR
n = 545953 164352 digits Sep 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 554404 166896 digits Oct 2010 Steve Peterson; PSieve; srsieve; PrimeGrid; LLR
n = 696929 209801 digits Sep 2011 John R. Bailey; PSieve; srsieve; PrimeGrid; LLR
n = 705619 212416 digits Sep 2011 Gergely Papp; PSieve; srsieve; PrimeGrid; LLR
n = 1001257 301412 digits Sep 2012 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1044352 314385 digits Feb 2013 Masumi Hamada; PSieve; srsieve; PrimeGrid; LLR
n = 1442632 434280 digits Feb 2017 Ibai Pagola; PSieve; srsieve; PrimeGrid; LLR
k: 3263
max n: 2.373.193
n = 5 6 digits
n = 9 7 digits
n = 33 14 digits
n = 41 16 digits
n = 97 33 digits
n = 193 62 digits
n = 345 108 digits
n = 405 126 digits
n = 2673 809 digits
n = 4157 1255 digits 1993 Jeffrey Young
n = 8309 2505 digits
n = 39057 11761 digits
n = 50969 15347 digits
n = 75417 22707 digits
n = 90281 27181 digits
n = 145933 43934 digits
n = 458693 138084 digits Jun 2009 Bruno Courty; srsieve; PrimeGrid; LLR
n = 1386761 417461 digits Feb 2016 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1930509 581145 digits Mar 2024 Mickaël Carlier; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3265
max n: 2.372.641
n = 6 6 digits
n = 8 6 digits
n = 26 12 digits
n = 30 13 digits
n = 56 21 digits
n = 312 98 digits
n = 504 156 digits
n = 582 179 digits
n = 590 182 digits
n = 720 221 digits
n = 798 244 digits
n = 2382 721 digits
n = 3582 1082 digits 1993 Jeffrey Young
n = 5678 1713 digits
n = 10320 3111 digits
n = 10398 3134 digits
n = 14648 4414 digits Feb 1998 Baptiste Heyman; Proth
n = 24246 7303 digits
n = 35526 10698 digits
n = 55194 16619 digits
n = 238472 71791 digits
n = 259856 78228 digits
n = 471128 141828 digits Oct 2009 Dr. James Scott Brown; srsieve; PrimeGrid; LLR
n = 1376064 414241 digits Jan 2016 Ales Martinik; PSieve; srsieve; PrimeGrid; LLR
n = 2169390 653055 digits Feb 2025 Sam Black; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2325000 699899 digits Nov 2025 Kai Presler; PPSE; PrimeGrid
k: 3267
max n: 2.372.791
n = 6 6 digits
n = 7 6 digits
n = 10 7 digits
n = 12 8 digits
n = 19 10 digits
n = 27 12 digits
n = 34 14 digits
n = 51 19 digits
n = 307 96 digits
n = 334 105 digits
n = 358 112 digits
n = 375 117 digits
n = 408 127 digits
n = 487 151 digits
n = 507 157 digits
n = 547 169 digits
n = 570 176 digits
n = 787 241 digits
n = 1587 482 digits
n = 1938 587 digits
n = 2998 907 digits
n = 5499 1659 digits
n = 10380 3129 digits
n = 12322 3713 digits
n = 12324 3714 digits Dec 1997 Wendy Hecate Hartman; Proth
n = 14950 4504 digits
n = 20280 6109 digits
n = 22368 6737 digits
n = 34719 10455 digits
n = 35755 10767 digits
n = 73507 22132 digits
n = 87103 26225 digits
n = 101707 30621 digits
n = 102288 30796 digits
n = 140926 42427 digits
n = 355594 107048 digits May 2012 David Yost; PPSE; PrimeGrid
n = 846210 254739 digits May 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 976387 293926 digits Aug 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 2173170 654193 digits Sep 2019 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2305266 693958 digits Sep 2019 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 3269
max n: 2.371.640
n = 3 5 digits
n = 11 7 digits
n = 17 9 digits
n = 19 10 digits
n = 29 13 digits
n = 33 14 digits
n = 67 24 digits
n = 93 32 digits
n = 125 42 digits
n = 141 46 digits
n = 163 53 digits
n = 191 62 digits
n = 307 96 digits
n = 471 146 digits
n = 615 189 digits
n = 627 193 digits
n = 1259 383 digits
n = 4539 1370 digits 1993 Jeffrey Young
n = 9015 2718 digits
n = 10615 3199 digits
n = 12449 3752 digits
n = 54903 16531 digits
n = 65157 19618 digits
n = 85663 25791 digits
n = 116453 35060 digits
n = 315935 95110 digits
n = 972487 292752 digits Aug 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1153163 347141 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1205319 362841 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1510937 454841 digits Jan 2019 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
n = 2043753 615235 digits Jan 2025 Jonathan Floyd; PPSE; PrimeGrid
n = 2111019 635484 digits Jan 2025 Detlef Lexut; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3271
max n: 2.372.831
n = 8 6 digits
n = 20 10 digits
n = 28 12 digits
n = 52 20 digits
n = 120 40 digits
n = 132 44 digits
n = 164 53 digits
n = 480 149 digits
n = 552 170 digits
n = 864 264 digits
n = 900 275 digits
n = 948 289 digits
n = 1068 326 digits
n = 1140 347 digits
n = 1540 468 digits
n = 7984 2407 digits May 1996 Patrick Demichel
n = 8344 2516 digits May 1996 Patrick Demichel
n = 8868 2674 digits
n = 24720 7445 digits
n = 34400 10359 digits
n = 35068 10561 digits
n = 85504 25743 digits
n = 125544 37797 digits
n = 371140 111728 digits May 2012 Adrian Schori; PPSE; PrimeGrid
n = 373308 112381 digits May 2012 Ronny Willig; PPSE; PrimeGrid
n = 380644 114589 digits Feb 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 742988 223666 digits Dec 2011 Sean Finkelstein; PSieve; srsieve; PrimeGrid; LLR
n = 1523664 458673 digits Feb 2019 Daniel Furr; PSieve; srsieve; PrimeGrid; LLR
k: 3273
max n: 2.372.776
n = 1 4 digits
n = 2 5 digits
n = 4 5 digits
n = 10 7 digits
n = 14 8 digits
n = 24 11 digits
n = 33 14 digits
n = 34 14 digits
n = 60 22 digits
n = 72 26 digits
n = 112 38 digits
n = 114 38 digits
n = 220 70 digits
n = 240 76 digits
n = 262 83 digits
n = 345 108 digits
n = 369 115 digits
n = 544 168 digits
n = 673 207 digits
n = 720 221 digits
n = 900 275 digits
n = 910 278 digits
n = 952 291 digits
n = 954 291 digits
n = 1014 309 digits
n = 1049 320 digits
n = 1152 351 digits
n = 1630 495 digits
n = 2752 832 digits
n = 2962 896 digits
n = 3102 938 digits
n = 3158 955 digits
n = 3888 1174 digits 1993 Jeffrey Young
n = 5208 1572 digits
n = 5490 1657 digits
n = 5857 1767 digits
n = 6588 1987 digits
n = 9777 2947 digits
n = 21592 6504 digits
n = 23388 7045 digits
n = 28812 8677 digits
n = 29978 9028 digits
n = 36913 11116 digits
n = 71388 21494 digits
n = 73488 22126 digits
n = 82993 24987 digits
n = 84482 25436 digits
n = 99638 29998 digits
n = 112657 33917 digits
n = 201913 60786 digits
n = 485801 146245 digits Oct 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 512130 154171 digits Jun 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 525954 158332 digits Jul 2010 Daishin Ueyama; PSieve; srsieve; PrimeGrid; LLR
n = 576361 173506 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 616468 185579 digits Jan 2011 Annette Virlogeux; PSieve; srsieve; PrimeGrid; LLR
n = 908028 273348 digits Jun 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 958185 288446 digits Aug 2012 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 1001617 301521 digits Sep 2012 Silvio Gordiani; PSieve; srsieve; PrimeGrid; LLR
n = 1308249 393826 digits Jan 2015 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
n = 1953842 588169 digits Apr 2024 Derek Gordon; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3275
max n: 2.372.658
n = 1 4 digits
n = 5 6 digits
n = 7 6 digits
n = 11 7 digits
n = 17 9 digits
n = 31 13 digits
n = 37 15 digits
n = 41 16 digits
n = 49 19 digits
n = 71 25 digits
n = 125 42 digits
n = 221 71 digits
n = 319 100 digits
n = 347 108 digits
n = 421 131 digits
n = 457 142 digits
n = 803 246 digits
n = 1105 337 digits
n = 1255 382 digits
n = 1745 529 digits
n = 2905 879 digits
n = 2957 894 digits
n = 4019 1214 digits 1993 Jeffrey Young
n = 7103 2142 digits May 1996 Patrick Demichel
n = 8305 2504 digits
n = 11131 3355 digits
n = 12869 3878 digits
n = 17495 5271 digits
n = 19399 5844 digits
n = 21757 6554 digits
n = 26675 8034 digits
n = 30157 9082 digits
n = 55511 16714 digits
n = 82877 24952 digits
n = 93283 28085 digits
n = 94103 28332 digits
n = 158137 47608 digits
n = 212749 64048 digits
n = 297911 89684 digits
n = 378049 113808 digits Jun 2012 Bruce Dodson; PPSE; PrimeGrid
n = 439105 132188 digits Dec 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 451141 135811 digits Apr 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 610505 183784 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 619907 186615 digits Feb 2011 Adam Ferralli; PSieve; srsieve; PrimeGrid; LLR
n = 788237 237287 digits Apr 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1225145 368809 digits Nov 2013 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 1311947 394939 digits Jan 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1779131 535576 digits Dec 2023 PPSE; PrimeGrid
n = 2355379 709044 digits Apr 2026 Ryan Propper; PPSE; PrimeGrid
k: 3277
max n: 2.373.211
n = 2 5 digits
n = 4 5 digits
n = 8 6 digits
n = 36 15 digits
n = 44 17 digits
n = 48 18 digits
n = 124 41 digits
n = 316 99 digits
n = 1186 361 digits
n = 2914 881 digits
n = 3304 999 digits
n = 7364 2221 digits May 1996 Patrick Demichel
n = 10498 3164 digits
n = 13048 3932 digits
n = 18482 5568 digits
n = 30226 9103 digits
n = 49682 14960 digits
n = 51244 15430 digits
n = 102864 30969 digits
n = 136178 40998 digits
n = 1266516 381263 digits Mar 2014 Yang Xi; PSieve; srsieve; PrimeGrid; LLR
n = 1296136 390180 digits Sep 2014 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1609432 484491 digits Nov 2020 Masato Furushima; PSieve; srsieve; PrimeGrid; LLR
n = 2093996 630360 digits Jan 2025 Mark Williams; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3279
max n: 2.373.052
n = 6 6 digits
n = 17 9 digits
n = 30 13 digits
n = 54 20 digits
n = 57 21 digits
n = 129 43 digits
n = 353 110 digits
n = 449 139 digits
n = 774 237 digits
n = 777 238 digits
n = 1929 585 digits
n = 2097 635 digits
n = 2267 686 digits
n = 9083 2738 digits
n = 28643 8626 digits
n = 49157 14802 digits
n = 66354 19979 digits
n = 67277 20256 digits
n = 87354 26300 digits
n = 99747 30031 digits
n = 123438 37163 digits
n = 171797 51720 digits
n = 251189 75619 digits
n = 257729 77588 digits
n = 293550 88371 digits
n = 308753 92948 digits
n = 406763 122452 digits Aug 2012 Claude Dulaurens; PPSE; PrimeGrid
n = 921222 277319 digits Jun 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1114403 335473 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1421274 427850 digits Sep 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1435566 432152 digits Feb 2017 Rafael Trigueiro; PSieve; srsieve; PrimeGrid; LLR
n = 1467294 441704 digits Feb 2018 Jasper Damstra; PSieve; srsieve; PrimeGrid; LLR
k: 3281
max n: 2.372.700
n = 1 4 digits
n = 3 5 digits
n = 55 21 digits
n = 73 26 digits
n = 121 40 digits
n = 255 81 digits
n = 339 106 digits
n = 355 111 digits
n = 541 167 digits
n = 9505 2865 digits
n = 42745 12872 digits
n = 49911 15029 digits Nov 1997 James Carpenter; Proth
n = 122689 36937 digits Feb 2002 Peter Grobstich; NewPGen; PRP; Proth
n = 435853 131209 digits Dec 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 479731 144417 digits Oct 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 480799 144739 digits Nov 2009 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 545095 164094 digits Aug 2010 Ryszard Walczak; PSieve; srsieve; PrimeGrid; LLR
n = 1604605 483038 digits Sep 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
k: 3283
max n: 2.373.169
n = 4 5 digits
n = 6 6 digits
n = 10 7 digits
n = 14 8 digits
n = 18 9 digits
n = 20 10 digits
n = 30 13 digits
n = 32 14 digits
n = 74 26 digits
n = 240 76 digits
n = 312 98 digits
n = 380 118 digits
n = 510 158 digits
n = 522 161 digits
n = 622 191 digits
n = 1306 397 digits
n = 2984 902 digits
n = 3398 1027 digits 1993 Jeffrey Young
n = 7582 2286 digits May 1996 Patrick Demichel
n = 7726 2330 digits May 1996 Patrick Demichel
n = 9788 2950 digits
n = 21358 6433 digits
n = 21394 6444 digits
n = 22258 6704 digits
n = 22826 6875 digits
n = 26308 7924 digits
n = 35326 10638 digits
n = 35794 10779 digits
n = 37002 11143 digits
n = 52070 15679 digits
n = 68582 20649 digits
n = 81090 24415 digits
n = 116634 35114 digits
n = 147118 44291 digits
n = 416454 125369 digits Oct 2012 James Boerner; PPSE; PrimeGrid
n = 522526 157300 digits Jul 2010 Michael Frith; PSieve; srsieve; PrimeGrid; LLR
n = 549586 165446 digits Sep 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 684760 206137 digits Aug 2011 Mark Wilcoxen; PSieve; srsieve; PrimeGrid; LLR
n = 1928018 580395 digits Mar 2024 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1967782 592365 digits Jun 2024 Charles Jackson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2225810 670040 digits Feb 2025 Todd Pickering; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3285
max n: 2.372.755
n = 1 4 digits
n = 4 5 digits
n = 6 6 digits
n = 7 6 digits
n = 13 8 digits
n = 14 8 digits
n = 29 13 digits
n = 57 21 digits
n = 59 22 digits
n = 76 27 digits
n = 112 38 digits
n = 113 38 digits
n = 121 40 digits
n = 133 44 digits
n = 193 62 digits
n = 222 71 digits
n = 237 75 digits
n = 331 104 digits
n = 544 168 digits
n = 661 203 digits
n = 721 221 digits
n = 873 267 digits
n = 926 283 digits
n = 1291 393 digits
n = 1332 405 digits
n = 1931 585 digits
n = 3456 1044 digits 1993 Jeffrey Young
n = 3667 1108 digits 1993 Jeffrey Young
n = 3856 1165 digits 1993 Jeffrey Young
n = 4513 1363 digits 1993 Jeffrey Young
n = 4669 1410 digits 1993 Jeffrey Young
n = 4766 1439 digits 1993 Jeffrey Young
n = 5012 1513 digits
n = 5137 1550 digits
n = 5549 1674 digits
n = 5877 1773 digits
n = 6951 2096 digits Mar 1996 Patrick Demichel
n = 8436 2544 digits May 1996 Patrick Demichel
n = 10934 3295 digits
n = 13207 3980 digits
n = 15451 4655 digits
n = 21781 6561 digits
n = 23853 7184 digits Apr 1998 David Hanson; Proth
n = 47964 14443 digits Jan 1999 Tadashi Taura; Proth
n = 55873 16823 digits
n = 70076 21099 digits
n = 76884 23148 digits
n = 99456 29943 digits
n = 99851 30062 digits
n = 105204 31674 digits
n = 164556 49540 digits
n = 209299 63009 digits
n = 236621 71234 digits
n = 421599 126918 digits Nov 2012 Ronny Willig; PPSE; PrimeGrid
n = 470462 141627 digits Oct 2009 Glen Martin; srsieve; PrimeGrid; LLR
n = 642193 193323 digits Feb 2011 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 816182 245699 digits Apr 2012 Peter Tibbott; PSieve; srsieve; PrimeGrid; LLR
n = 1025526 308718 digits Oct 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1498719 451163 digits Aug 2018 Alexey Simbarsky; PSieve; srsieve; PrimeGrid; LLR
n = 1803791 542999 digits Jan 2024 Willie Black; PPSE; PrimeGrid
k: 3287
max n: 2.373.122
n = 3 5 digits
n = 7 6 digits
n = 1035 316 digits
n = 1611 489 digits
n = 2167 656 digits
n = 4867 1469 digits 1993 Jeffrey Young
n = 17607 5304 digits
n = 37803 11384 digits
n = 206527 62175 digits
n = 219591 66107 digits
n = 445203 134023 digits Jan 2013 Brook Harste; PPSE; PrimeGrid
n = 887691 267226 digits Jun 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1002607 301819 digits Sep 2012 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 1093731 329250 digits Mar 2013 HansJuergen Franke; PSieve; srsieve; PrimeGrid; LLR
n = 1356555 408368 digits Sep 2015 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1359411 409228 digits Sep 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1387147 417577 digits Feb 2016 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1567827 471967 digits Feb 2020 Brian Carpenter; PSieve; srsieve; PrimeGrid; LLR
n = 1636455 492626 digits Mar 2021 Phil Lachance; PSieve; srsieve; PrimeGrid; LLR
k: 3289
max n: 2.373.453
n = 274 86 digits
n = 362 113 digits
n = 838 256 digits
n = 914 279 digits
n = 3646 1102 digits 1993 Jeffrey Young
n = 4286 1294 digits 1993 Jeffrey Young
n = 16274 4903 digits
n = 20234 6095 digits
n = 24322 7326 digits
n = 31798 9576 digits
n = 65650 19767 digits
n = 506426 152453 digits May 2010 Pablo Marin; PSieve; srsieve; PrimeGrid; LLR
n = 521302 156932 digits Jul 2010 Raymond Hood; PSieve; srsieve; PrimeGrid; LLR
n = 675298 203289 digits Aug 2011 Wes Cure; PSieve; srsieve; PrimeGrid; LLR
k: 3291
max n: 2.373.134
n = 8 6 digits
n = 9 7 digits
n = 11 7 digits
n = 15 9 digits
n = 20 10 digits
n = 28 12 digits
n = 36 15 digits
n = 45 18 digits
n = 51 19 digits
n = 68 24 digits
n = 73 26 digits
n = 196 63 digits
n = 267 84 digits
n = 289 91 digits
n = 320 100 digits
n = 396 123 digits
n = 697 214 digits
n = 700 215 digits
n = 992 303 digits
n = 1036 316 digits
n = 1168 356 digits
n = 1900 576 digits
n = 2065 626 digits
n = 2180 660 digits
n = 2459 744 digits
n = 2781 841 digits
n = 3369 1018 digits 1993 Jeffrey Young
n = 3632 1097 digits 1993 Jeffrey Young
n = 4276 1291 digits 1993 Jeffrey Young
n = 4807 1451 digits 1993 Jeffrey Young
n = 5891 1777 digits
n = 7576 2285 digits May 1996 Patrick Demichel
n = 9128 2752 digits
n = 16288 4907 digits
n = 16672 5023 digits
n = 16912 5095 digits
n = 17043 5134 digits
n = 24931 7509 digits
n = 26887 8098 digits
n = 31567 9507 digits
n = 44867 13510 digits
n = 45336 13652 digits
n = 54100 16290 digits
n = 64887 19537 digits
n = 68711 20688 digits
n = 73513 22134 digits
n = 95559 28770 digits
n = 107771 32446 digits
n = 128588 38713 digits
n = 136463 41083 digits
n = 201316 60606 digits
n = 260548 78437 digits
n = 382996 115297 digits Apr 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 420007 126439 digits Oct 2012 Bart Kus; PPSE; PrimeGrid
n = 439035 132167 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 459519 138333 digits Jun 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 470720 141705 digits Oct 2009 Tim Rickard; srsieve; PrimeGrid; LLR
n = 769951 231782 digits Dec 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 790857 238076 digits Mar 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1543701 464704 digits Aug 2019 Robert Hoffman; PSieve; srsieve; PrimeGrid; LLR
n = 1572583 473399 digits Feb 2020 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1815575 546547 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
k: 3293
max n: 2.372.080
n = 9 7 digits
n = 21 10 digits
n = 45 18 digits
n = 129 43 digits
n = 405 126 digits
n = 849 260 digits
n = 1661 504 digits
n = 17109 5154 digits
n = 20237 6096 digits
n = 39501 11895 digits
n = 224229 67504 digits
n = 265889 80045 digits
n = 340161 102403 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 469629 141376 digits Oct 2009 Mike Nicodemus; srsieve; PrimeGrid; LLR
k: 3295
max n: 2.372.271
n = 4 5 digits
n = 12 8 digits
n = 18 9 digits
n = 48 18 digits
n = 54 20 digits
n = 154 50 digits
n = 184 59 digits
n = 238 76 digits
n = 414 129 digits
n = 624 192 digits
n = 748 229 digits
n = 922 282 digits
n = 1174 357 digits
n = 1614 490 digits
n = 2092 634 digits
n = 2352 712 digits
n = 5188 1566 digits
n = 19360 5832 digits
n = 19998 6024 digits
n = 22708 6840 digits
n = 26374 7943 digits
n = 44242 13322 digits
n = 95908 28875 digits
n = 163690 49280 digits
n = 413958 124618 digits Oct 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 445032 133972 digits Jan 2013 Matt Jurach; PPSE; PrimeGrid
n = 453424 136498 digits May 2009 Jochen Beck; srsieve; PrimeGrid; LLR
n = 539562 162428 digits Aug 2010 Ryszard Walczak; PSieve; srsieve; PrimeGrid; LLR
n = 579700 174511 digits Nov 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1249632 376181 digits Mar 2014 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1292940 389218 digits Sep 2014 Yegor Ryabchikov; PSieve; srsieve; PrimeGrid; LLR
n = 2228164 670748 digits Feb 2025 Tom Kledzik; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3297
max n: 2.373.025
n = 11 7 digits
n = 31 13 digits
n = 34 14 digits
n = 54 20 digits
n = 66 24 digits
n = 71 25 digits
n = 94 32 digits
n = 95 33 digits
n = 151 49 digits
n = 203 65 digits
n = 355 111 digits
n = 356 111 digits
n = 367 114 digits
n = 378 118 digits
n = 548 169 digits
n = 791 242 digits
n = 818 250 digits
n = 1228 374 digits
n = 1955 593 digits
n = 2555 773 digits
n = 2574 779 digits
n = 4206 1270 digits 1993 Jeffrey Young
n = 9178 2767 digits
n = 10170 3065 digits
n = 11006 3317 digits
n = 12050 3631 digits
n = 12390 3734 digits
n = 17311 5215 digits Jul 1996 Patrick Demichel
n = 25774 7763 digits
n = 27220 8198 digits
n = 37123 11179 digits
n = 38034 11453 digits
n = 40931 12325 digits
n = 46459 13990 digits
n = 61939 18650 digits
n = 70414 21201 digits
n = 94716 28516 digits
n = 117508 35377 digits
n = 188683 56803 digits
n = 190747 57425 digits
n = 299546 90176 digits
n = 411790 123965 digits Sep 2012 James Boerner; PPSE; PrimeGrid
n = 431436 129879 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 534479 160898 digits Jul 2010 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 599551 180487 digits Jan 2011 Roman Krompolc; PSieve; srsieve; PrimeGrid; LLR
n = 618916 186316 digits Jan 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 878974 264602 digits May 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1020910 307329 digits Oct 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1045346 314685 digits Feb 2013 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 1537451 462823 digits May 2019 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 2118244 637659 digits Jan 2025 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2371655 713943 digits Jun 2026 Ryan Propper; PPSE; PrimeGrid
k: 3299
max n: 2.373.222
n = 1 4 digits
n = 3 5 digits
n = 11 7 digits
n = 13 8 digits
n = 19 10 digits
n = 21 10 digits
n = 45 18 digits
n = 51 19 digits
n = 67 24 digits
n = 79 28 digits
n = 83 29 digits
n = 127 42 digits
n = 133 44 digits
n = 165 54 digits
n = 239 76 digits
n = 471 146 digits
n = 809 248 digits
n = 949 290 digits
n = 1171 357 digits
n = 1559 473 digits
n = 3895 1177 digits 1993 Jeffrey Young
n = 4287 1295 digits 1993 Jeffrey Young
n = 4291 1296 digits 1993 Jeffrey Young
n = 4595 1387 digits 1993 Jeffrey Young
n = 23351 7033 digits
n = 40089 12072 digits
n = 48741 14677 digits
n = 52811 15902 digits
n = 72577 21852 digits
n = 85123 25629 digits
n = 99965 30096 digits
n = 106229 31982 digits
n = 117195 35283 digits
n = 213079 64147 digits
n = 272977 82178 digits
n = 297025 89417 digits
n = 304367 91628 digits
n = 350177 105418 digits Jan 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 425291 128029 digits Nov 2012 Jon Antonides; PPSE; PrimeGrid
n = 671339 202097 digits Jun 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 721319 217143 digits Nov 2011 John Sheridan; PSieve; srsieve; PrimeGrid; LLR
n = 996545 299994 digits Sep 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1020651 307251 digits Oct 2012 Tom Pepper; PSieve; srsieve; PrimeGrid; LLR
n = 1293979 389531 digits Aug 2014 Seonghwan Kim; PSieve; srsieve; PrimeGrid; LLR
n = 1441747 434013 digits Feb 2017 Ulrich Fries; PSieve; srsieve; PrimeGrid; LLR
n = 1921089 578309 digits Feb 2024 Mickaël Carlier; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2185111 657788 digits Feb 2025 Charlie McDonald; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3417329 1028723 digits Apr 2022 Takashi Iwasaki; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3301
max n: 2.373.271
n = 4 5 digits
n = 148 49 digits
n = 268 85 digits
n = 320 100 digits
n = 688 211 digits
n = 1004 306 digits
n = 1832 556 digits
n = 13204 3979 digits 1989 Harvey Dubner; Dubner Cruncher
n = 14008 4221 digits
n = 60160 18114 digits
n = 298912 89985 digits
n = 574612 172979 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 725080 218275 digits Dec 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1936180 582852 digits Mar 2024 Mickaël Carlier; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3469708 1044490 digits May 2023 Seonghwan Kim; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3303
max n: 2.372.784
n = 1 4 digits
n = 22 11 digits
n = 112 38 digits
n = 118 40 digits
n = 136 45 digits
n = 142 47 digits
n = 161 52 digits
n = 253 80 digits
n = 268 85 digits
n = 422 131 digits
n = 829 254 digits
n = 1030 314 digits
n = 1112 339 digits
n = 1186 361 digits
n = 1454 442 digits
n = 4201 1269 digits 1993 Jeffrey Young
n = 4288 1295 digits 1993 Jeffrey Young
n = 8152 2458 digits May 1996 Patrick Demichel
n = 10309 3107 digits
n = 10612 3199 digits
n = 11158 3363 digits
n = 12862 3876 digits
n = 16009 4823 digits
n = 21274 6408 digits Oct 1996 Patrick Demichel
n = 30446 9169 digits
n = 52558 15826 digits
n = 77890 23451 digits
n = 114134 34362 digits
n = 166840 50228 digits
n = 201601 60692 digits
n = 237526 71506 digits
n = 400546 120580 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 401666 120918 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 477685 143802 digits Oct 2009 Robert Scullin; srsieve; PrimeGrid; LLR
n = 547954 164955 digits Sep 2010 Adam Smith; PSieve; srsieve; PrimeGrid; LLR
n = 850238 255951 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1239656 373178 digits Jan 2014 Sven Kiesewetter; PSieve; srsieve; PrimeGrid; LLR
n = 1569865 472580 digits Feb 2020 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
n = 1581274 476015 digits Jun 2020 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
k: 3305
max n: 2.372.792
n = 5 6 digits
n = 9 7 digits
n = 13 8 digits
n = 19 10 digits
n = 33 14 digits
n = 35 15 digits
n = 49 19 digits
n = 55 21 digits
n = 59 22 digits
n = 97 33 digits
n = 155 51 digits
n = 157 51 digits
n = 329 103 digits
n = 473 146 digits
n = 697 214 digits
n = 805 246 digits
n = 1075 328 digits
n = 1693 514 digits
n = 2285 692 digits
n = 4819 1455 digits 1993 Jeffrey Young
n = 9819 2960 digits
n = 23145 6971 digits
n = 23875 7191 digits Apr 1998 David Hanson; Proth
n = 25883 7796 digits
n = 42647 12842 digits
n = 54477 16403 digits
n = 69239 20847 digits
n = 85235 25662 digits
n = 116807 35166 digits
n = 227579 68512 digits
n = 293887 88473 digits
n = 425675 128145 digits Nov 2012 Jörg Meili; PPSE; PrimeGrid
n = 488579 147081 digits Feb 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 574337 172897 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 574707 173008 digits Nov 2010 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 626243 188522 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 837693 252175 digits Apr 2012 Tomasz R. Gwiazda; PSieve; srsieve; PrimeGrid; LLR
n = 923315 277950 digits Jun 2012 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 935133 281507 digits Jul 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 939739 282894 digits Jul 2012 Darrell Hoffpauir; PSieve; srsieve; PrimeGrid; LLR
n = 1131663 340669 digits Aug 2013 Karsten Hilbich; PSieve; srsieve; PrimeGrid; LLR
n = 1321619 397851 digits Feb 2015 Josef Matousek; PSieve; srsieve; PrimeGrid; LLR
n = 1493343 449545 digits Jun 2018 Dr. Lutz Eichler; PSieve; srsieve; PrimeGrid; LLR
n = 1936137 582839 digits Mar 2024 Mike Doneske; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3307
max n: 2.372.551
n = 2 5 digits
n = 24 11 digits
n = 30 13 digits
n = 312 98 digits
n = 396 123 digits
n = 476 147 digits
n = 720 221 digits
n = 1124 342 digits
n = 1416 430 digits
n = 2600 787 digits
n = 5036 1520 digits
n = 6884 2076 digits Mar 1996 Patrick Demichel
n = 10956 3302 digits
n = 14106 4250 digits
n = 14420 4345 digits
n = 19424 5851 digits
n = 25692 7738 digits
n = 27132 8172 digits
n = 49226 14823 digits
n = 152540 45923 digits
n = 179022 53895 digits
n = 213762 64353 digits
n = 245204 73818 digits
n = 307772 92653 digits
n = 1490514 448693 digits May 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1744764 525230 digits May 2023 Alexander E. Baranchikov; PPSE; PrimeGrid
k: 3309
max n: 2.372.793
n = 1 4 digits
n = 6 6 digits
n = 18 9 digits
n = 33 14 digits
n = 34 14 digits
n = 45 18 digits
n = 105 36 digits
n = 114 38 digits
n = 243 77 digits
n = 286 90 digits
n = 394 123 digits
n = 525 162 digits
n = 591 182 digits
n = 1806 548 digits
n = 5638 1701 digits
n = 6661 2009 digits Mar 1996 Patrick Demichel
n = 6850 2066 digits
n = 7333 2211 digits May 1996 Patrick Demichel
n = 9513 2868 digits
n = 30694 9244 digits
n = 43494 13097 digits
n = 54774 16493 digits
n = 65913 19846 digits
n = 77871 23446 digits
n = 104158 31359 digits
n = 118273 35608 digits
n = 121390 36546 digits
n = 125661 37832 digits
n = 361141 108718 digits Feb 2009 Honza Cholt; srsieve; PrimeGrid; LLR
n = 1126570 339135 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 3311
max n: 2.372.388
n = 3 5 digits
n = 5 6 digits
n = 9 7 digits
n = 61 22 digits
n = 147 48 digits
n = 321 101 digits
n = 373 116 digits
n = 415 129 digits
n = 843 258 digits
n = 1697 515 digits
n = 2283 691 digits
n = 2419 732 digits
n = 4427 1337 digits 1993 Jeffrey Young
n = 7279 2195 digits May 1996 Patrick Demichel
n = 12159 3664 digits
n = 30747 9260 digits
n = 34357 10347 digits
n = 109959 33105 digits
n = 113541 34183 digits
n = 286317 86194 digits
n = 287167 86450 digits
n = 294893 88776 digits
n = 314701 94738 digits
n = 328533 98902 digits
n = 425545 128106 digits Nov 2012 Jon Antonides; PPSE; PrimeGrid
n = 683081 205632 digits Aug 2011 Scott Leavitt; PSieve; srsieve; PrimeGrid; LLR
n = 1369699 412325 digits Dec 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 3313
max n: 2.372.639
n = 12 8 digits
n = 26 12 digits
n = 50 19 digits
n = 240 76 digits
n = 340 106 digits
n = 532 164 digits
n = 932 285 digits
n = 2070 627 digits
n = 2796 846 digits
n = 5570 1681 digits
n = 6286 1896 digits
n = 7682 2317 digits May 1996 Patrick Demichel
n = 18272 5504 digits
n = 22782 6862 digits
n = 28186 8489 digits
n = 33952 10225 digits
n = 78216 23549 digits
n = 79902 24057 digits
n = 147050 44270 digits
n = 210492 63368 digits
n = 512806 154374 digits Jun 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
k: 3315
max n: 2.372.829
n = 6 6 digits
n = 10 7 digits
n = 11 7 digits
n = 12 8 digits
n = 20 10 digits
n = 21 10 digits
n = 27 12 digits
n = 31 13 digits
n = 38 15 digits
n = 41 16 digits
n = 70 25 digits
n = 98 34 digits
n = 108 37 digits
n = 115 39 digits
n = 126 42 digits
n = 132 44 digits
n = 151 49 digits
n = 231 74 digits
n = 241 77 digits
n = 251 80 digits
n = 316 99 digits
n = 328 103 digits
n = 488 151 digits
n = 808 247 digits
n = 1042 318 digits
n = 1305 397 digits
n = 1932 586 digits
n = 2347 711 digits
n = 3887 1174 digits 1993 Jeffrey Young
n = 4552 1374 digits 1993 Jeffrey Young
n = 5418 1635 digits
n = 9722 2931 digits
n = 9778 2947 digits
n = 11656 3513 digits
n = 12048 3631 digits
n = 12120 3653 digits
n = 12262 3695 digits
n = 27200 8192 digits
n = 30778 9269 digits
n = 34056 10256 digits
n = 36157 10888 digits
n = 39531 11904 digits
n = 42435 12778 digits
n = 44725 13468 digits
n = 48465 14593 digits
n = 48965 14744 digits
n = 58598 17644 digits
n = 68141 20517 digits
n = 107635 32405 digits
n = 114285 34407 digits
n = 207058 62335 digits
n = 208811 62862 digits
n = 232132 69883 digits
n = 266342 80181 digits
n = 273138 82227 digits
n = 335972 101142 digits Apr 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 353887 106535 digits May 2012 PPSE; PrimeGrid
n = 362995 109276 digits Feb 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 388620 116990 digits Jun 2012 Stefan Larsson; PPSE; PrimeGrid
n = 435512 131106 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 563402 169605 digits Oct 2010 Michael Corsello; PSieve; srsieve; PrimeGrid; LLR
n = 606581 182603 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 632811 190499 digits Feb 2011 Adam Ferralli; PSieve; srsieve; PrimeGrid; LLR
n = 1321972 397957 digits Feb 2015 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1335722 402096 digits Apr 2015 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 1530270 460661 digits Feb 2019 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
n = 1549942 466583 digits Nov 2019 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1605530 483317 digits Oct 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1684446 507073 digits Apr 2022 Honza Cholt; PPSE; PrimeGrid
n = 1784822 537289 digits Dec 2023 Derek Gordon; PPSE; PrimeGrid
n = 1790487 538994 digits Jan 2024 Gregory Bennett; PPSE; PrimeGrid
n = 1894498 570305 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1917926 577357 digits Feb 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2157387 649442 digits Feb 2025 Cole Willie; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2250842 677575 digits Mar 2025 Jonathan Sipes; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2373640 714541 digits Jun 2026 Adrian Schori; PPSE; PrimeGrid
k: 3317
max n: 2.373.311
n = 7 6 digits
n = 23 11 digits
n = 47 18 digits
n = 55 21 digits
n = 119 40 digits
n = 175 57 digits
n = 2831 856 digits
n = 16295 4909 digits
n = 17063 5140 digits
n = 18295 5511 digits
n = 30367 9145 digits
n = 38639 11636 digits
n = 801791 241367 digits Mar 2012 Johannes Timm; PSieve; srsieve; PrimeGrid; LLR
k: 3319
max n: 2.373.366
n = 70 25 digits
n = 134 44 digits
n = 73926 22258 digits
k: 3321
max n: 2.372.626
n = 5 6 digits
n = 8 6 digits
n = 9 7 digits
n = 23 11 digits
n = 32 14 digits
n = 33 14 digits
n = 35 15 digits
n = 81 28 digits
n = 83 29 digits
n = 87 30 digits
n = 89 31 digits
n = 93 32 digits
n = 96 33 digits
n = 167 54 digits
n = 209 67 digits
n = 264 83 digits
n = 333 104 digits
n = 353 110 digits
n = 371 116 digits
n = 447 139 digits
n = 728 223 digits
n = 932 285 digits
n = 1409 428 digits
n = 1608 488 digits
n = 5328 1608 digits
n = 11376 3429 digits
n = 13907 4190 digits
n = 18881 5688 digits
n = 19613 5908 digits Oct 1996 Patrick Demichel
n = 23973 7221 digits
n = 29249 8809 digits
n = 77124 23221 digits
n = 78008 23487 digits
n = 82341 24791 digits
n = 88068 26515 digits
n = 116825 35172 digits
n = 123189 37088 digits
n = 134031 40351 digits
n = 140552 42314 digits
n = 149076 44880 digits
n = 162624 48959 digits
n = 237092 71376 digits
n = 257768 77600 digits
n = 424893 127910 digits Nov 2012 Jörg Meili; PPSE; PrimeGrid
n = 535764 161285 digits Jul 2010 Piotr Malara; PSieve; srsieve; PrimeGrid; LLR
n = 693897 208888 digits Sep 2011 Ross Goudie; PSieve; srsieve; PrimeGrid; LLR
n = 969236 291773 digits Aug 2012 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 1266069 381129 digits Mar 2014 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1727189 519940 digits Jan 2023 Yifei Gao; PPSE; PrimeGrid
n = 2226468 670238 digits Feb 2025 Josef Schlereth; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2361356 710843 digits Apr 2026 Mark Scheuern; PPSE; PrimeGrid
k: 3323
max n: 2.373.260
n = 37 15 digits
n = 333 104 digits
n = 3981 1202 digits 1993 Jeffrey Young
n = 10413 3139 digits
n = 403941 121602 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
k: 3325
max n: 2.372.895
n = 4 5 digits
n = 6 6 digits
n = 10 7 digits
n = 26 12 digits
n = 30 13 digits
n = 40 16 digits
n = 64 23 digits
n = 74 26 digits
n = 106 36 digits
n = 530 164 digits
n = 742 227 digits
n = 978 298 digits
n = 1098 335 digits
n = 1118 341 digits
n = 1178 359 digits
n = 1636 497 digits
n = 2650 802 digits
n = 4240 1280 digits 1993 Jeffrey Young
n = 5878 1773 digits
n = 6840 2063 digits Mar 1996 Patrick Demichel
n = 7746 2336 digits May 1996 Patrick Demichel
n = 10842 3268 digits
n = 14642 4412 digits Feb 1998 Baptiste Heyman; Proth
n = 24964 7519 digits
n = 26438 7963 digits
n = 28662 8632 digits
n = 32934 9918 digits
n = 39854 12001 digits
n = 76046 22896 digits
n = 99064 29825 digits
n = 101258 30486 digits
n = 261946 78858 digits
n = 381562 114866 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 439572 132328 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 511762 154060 digits Jun 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 609830 183581 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 619478 186485 digits Feb 2011 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 908352 273445 digits Jun 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 978712 294626 digits Aug 2012 Silvio Gordiani; PSieve; srsieve; PrimeGrid; LLR
n = 1377070 414543 digits Jan 2016 Olaf Eiterig; PSieve; srsieve; PrimeGrid; LLR
n = 1691262 509125 digits May 2022 Robert Lacroix; PPSE; PrimeGrid
n = 3438506 1035097 digits Nov 2022 Lukasz Piotrowski; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3327
max n: 2.372.942
n = 2 5 digits
n = 4 5 digits
n = 7 6 digits
n = 15 9 digits
n = 16 9 digits
n = 18 9 digits
n = 23 11 digits
n = 32 14 digits
n = 39 16 digits
n = 42 17 digits
n = 64 23 digits
n = 155 51 digits
n = 248 79 digits
n = 263 83 digits
n = 268 85 digits
n = 307 96 digits
n = 416 129 digits
n = 474 147 digits
n = 495 153 digits
n = 568 175 digits
n = 1059 323 digits
n = 1182 360 digits
n = 1388 422 digits
n = 1408 428 digits
n = 1660 504 digits
n = 1906 578 digits
n = 2080 630 digits
n = 2446 740 digits
n = 2490 754 digits
n = 3159 955 digits
n = 3280 991 digits
n = 3463 1046 digits 1993 Jeffrey Young
n = 3499 1057 digits 1993 Jeffrey Young
n = 4520 1365 digits 1993 Jeffrey Young
n = 4747 1433 digits 1993 Jeffrey Young
n = 5488 1656 digits
n = 6447 1945 digits
n = 8026 2420 digits May 1996 Patrick Demichel
n = 16890 5088 digits
n = 24616 7414 digits
n = 31496 9485 digits
n = 33796 10178 digits
n = 43628 13137 digits
n = 48260 14532 digits
n = 55843 16814 digits
n = 58262 17543 digits
n = 97492 29352 digits
n = 127076 38258 digits
n = 128442 38669 digits
n = 167743 50500 digits
n = 192622 57989 digits
n = 194212 58468 digits
n = 303248 91291 digits
n = 352804 106209 digits May 2012 PPSE; PrimeGrid
n = 362066 108997 digits Feb 2009 Steven Harvey; srsieve; PrimeGrid; LLR
n = 386574 116374 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 397612 119697 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 409100 123155 digits Sep 2012 Adrian Schori; PPSE; PrimeGrid
n = 552147 166217 digits Sep 2010 Michael Spall; PSieve; srsieve; PrimeGrid; LLR
n = 793026 238729 digits Mar 2012 Neil Goodall; PSieve; srsieve; PrimeGrid; LLR
n = 944895 284446 digits Jul 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1059839 319047 digits Mar 2013 Walter Trautner; PSieve; srsieve; PrimeGrid; LLR
n = 1140090 343205 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1162786 350037 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1305194 392907 digits Jan 2015 Darin Sowby; PSieve; srsieve; PrimeGrid; LLR
n = 1836947 552980 digits Jan 2024 Valter Cavecchia; PPSE; PrimeGrid
k: 3329
max n: 2.373.142
n = 1 4 digits
n = 3 5 digits
n = 9 7 digits
n = 15 9 digits
n = 23 11 digits
n = 39 16 digits
n = 41 16 digits
n = 49 19 digits
n = 85 30 digits
n = 91 31 digits
n = 253 80 digits
n = 325 102 digits
n = 355 111 digits
n = 369 115 digits
n = 605 186 digits
n = 639 196 digits
n = 1133 345 digits
n = 1613 490 digits
n = 1849 561 digits
n = 1895 574 digits
n = 2035 617 digits
n = 2523 764 digits
n = 2691 814 digits
n = 2909 880 digits
n = 2973 899 digits
n = 3531 1067 digits 1993 Jeffrey Young
n = 3957 1195 digits 1993 Jeffrey Young
n = 4335 1309 digits 1993 Jeffrey Young
n = 4423 1335 digits 1993 Jeffrey Young
n = 5445 1643 digits
n = 6477 1954 digits
n = 7355 2218 digits May 1996 Patrick Demichel
n = 11619 3502 digits
n = 13315 4012 digits Nov 1997 Henri Lifchitz; Proth
n = 20805 6267 digits
n = 24421 7355 digits Jul 1998 Baptiste Heyman; Proth
n = 29675 8937 digits
n = 40531 12205 digits
n = 48749 14679 digits
n = 49763 14984 digits
n = 54913 16534 digits
n = 67833 20424 digits
n = 81893 24656 digits
n = 86491 26040 digits
n = 126661 38133 digits
n = 171949 51766 digits
n = 222419 66959 digits
n = 264205 79538 digits
n = 323605 97419 digits
n = 344495 103707 digits Apr 2012 Tarmo Ilves; PPSE; PrimeGrid
n = 372043 112000 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 582293 175292 digits Nov 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 699711 210638 digits Sep 2011 Dwayne Sterling Roberts; PSieve; srsieve; PrimeGrid; LLR
n = 900575 271104 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 936705 281980 digits Jul 2012 John ODonnell; PSieve; srsieve; PrimeGrid; LLR
n = 1393105 419370 digits Feb 2016 James Krauss; PSieve; srsieve; PrimeGrid; LLR
n = 2109119 634912 digits Jan 2025 Greg McDevitt; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3331
max n: 2.373.459
n = 172 56 digits
n = 820 251 digits
n = 844 258 digits
n = 3532 1067 digits 1993 Jeffrey Young
n = 5348 1614 digits
n = 44524 13407 digits
n = 67796 20413 digits
n = 133892 40310 digits
n = 210908 63494 digits
n = 1269404 382133 digits Mar 2014 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1903252 572940 digits Feb 2024 Drew Bishop; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2332532 702166 digits Dec 2025 PPSE; PrimeGrid
k: 3333
max n: 2.372.625
n = 5 6 digits
n = 14 8 digits
n = 16 9 digits
n = 18 9 digits
n = 37 15 digits
n = 41 16 digits
n = 48 18 digits
n = 56 21 digits
n = 73 26 digits
n = 118 40 digits
n = 145 48 digits
n = 193 62 digits
n = 226 72 digits
n = 254 80 digits
n = 338 106 digits
n = 833 255 digits
n = 1706 518 digits
n = 2662 805 digits
n = 3185 963 digits
n = 5626 1698 digits
n = 6901 2081 digits Mar 1996 Patrick Demichel
n = 8222 2479 digits May 1996 Patrick Demichel
n = 13769 4149 digits
n = 14518 4374 digits
n = 21368 6436 digits
n = 21697 6535 digits
n = 25246 7604 digits
n = 50042 15068 digits
n = 55200 16621 digits
n = 62678 18872 digits Feb 1999 Tadashi Taura; Proth
n = 75130 22620 digits
n = 90421 27223 digits
n = 110894 33386 digits
n = 148097 44586 digits
n = 334416 100673 digits Apr 2008 John Murphy; PPSE; PrimeGrid
n = 349870 105325 digits Apr 2008 Michael Becker; PPSE; PrimeGrid
n = 605640 182320 digits Oct 2008 Nikolay Kamenyuk; Proth
n = 629074 189374 digits Oct 2008 Nikolay Kamenyuk; Proth
n = 894014 269129 digits Nov 2008 Nikolay Kamenyuk; Proth
n = 1189552 358095 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1602968 482545 digits Sep 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 2002321 602763 digits Oct 2024 Bob van Kamp; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3335
max n: 2.372.710
n = 3 5 digits
n = 5 6 digits
n = 9 7 digits
n = 11 7 digits
n = 15 9 digits
n = 27 12 digits
n = 35 15 digits
n = 41 16 digits
n = 57 21 digits
n = 101 34 digits
n = 143 47 digits
n = 167 54 digits
n = 261 83 digits
n = 263 83 digits
n = 333 104 digits
n = 719 220 digits
n = 747 229 digits
n = 795 243 digits
n = 1227 373 digits
n = 1427 434 digits
n = 1547 470 digits
n = 2219 672 digits
n = 2795 845 digits
n = 3353 1013 digits 1993 Jeffrey Young
n = 3365 1017 digits 1993 Jeffrey Young
n = 6083 1835 digits
n = 6915 2086 digits Mar 1996 Patrick Demichel
n = 7539 2273 digits May 1996 Patrick Demichel
n = 9603 2895 digits
n = 9873 2976 digits
n = 13629 4107 digits
n = 19667 5924 digits
n = 24129 7268 digits
n = 24591 7407 digits
n = 35661 10739 digits
n = 71025 21385 digits
n = 83669 25191 digits
n = 148823 44804 digits
n = 188807 56841 digits
n = 279747 84216 digits
n = 298407 89833 digits
n = 338313 101846 digits Apr 2012 Patrick Schöfer; PPSE; PrimeGrid
n = 465245 140057 digits May 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 676851 203756 digits Sep 2011 Quasar Liao; PSieve; srsieve; PrimeGrid; LLR
n = 756759 227811 digits Dec 2011 Svetlana Koroleva; PSieve; srsieve; PrimeGrid; LLR
n = 863273 259875 digits May 2012 Andrew Gockel; PSieve; srsieve; PrimeGrid; LLR
n = 1092369 328840 digits Mar 2013 George Burtner; PSieve; srsieve; PrimeGrid; LLR
n = 1534161 461833 digits Mar 2019 Kaede Shintani; PSieve; srsieve; PrimeGrid; LLR
n = 1584363 476945 digits Aug 2020 Zoltan Kemenes; PSieve; srsieve; PrimeGrid; LLR
n = 2043015 615013 digits Jan 2025 Ian Wentling; PPSE; PrimeGrid
n = 2272535 684105 digits May 2025 Karol Pilch; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2278277 685834 digits May 2025 Ian Dickinson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3337
max n: 2.372.831
n = 36 15 digits
n = 42 17 digits
n = 54 20 digits
n = 504 156 digits
n = 1620 492 digits
n = 3120 943 digits
n = 9810 2957 digits
n = 46134 13892 digits
n = 63844 19223 digits
n = 70164 21125 digits
n = 128920 38813 digits
n = 158824 47815 digits
n = 231220 69608 digits
n = 243100 73184 digits
n = 268200 80740 digits
n = 1010080 304068 digits Oct 2012 Masahiro Yoshida; PSieve; srsieve; PrimeGrid; LLR
k: 3339
max n: 2.372.789
n = 1 4 digits
n = 3 5 digits
n = 13 8 digits
n = 17 9 digits
n = 18 9 digits
n = 21 10 digits
n = 22 11 digits
n = 33 14 digits
n = 37 15 digits
n = 45 18 digits
n = 65 24 digits
n = 93 32 digits
n = 125 42 digits
n = 137 45 digits
n = 201 65 digits
n = 213 68 digits
n = 230 73 digits
n = 231 74 digits
n = 250 79 digits
n = 261 83 digits
n = 270 85 digits
n = 325 102 digits
n = 329 103 digits
n = 382 119 digits
n = 433 134 digits
n = 513 158 digits
n = 517 160 digits
n = 557 172 digits
n = 558 172 digits
n = 561 173 digits
n = 673 207 digits
n = 849 260 digits
n = 1299 395 digits
n = 1782 540 digits
n = 1825 553 digits
n = 2218 672 digits
n = 2811 850 digits
n = 4839 1461 digits 1993 Jeffrey Young
n = 5318 1605 digits
n = 6117 1845 digits
n = 6173 1862 digits
n = 7689 2319 digits May 1996 Patrick Demichel
n = 15358 4627 digits
n = 17901 5393 digits
n = 19143 5767 digits
n = 25921 7807 digits
n = 28150 8478 digits
n = 32617 9823 digits
n = 34001 10239 digits
n = 40327 12144 digits
n = 40650 12241 digits
n = 41083 12371 digits
n = 51931 15637 digits
n = 56133 16902 digits Feb 1999 Tadashi Taura; Proth
n = 59922 18042 digits
n = 83479 25134 digits
n = 103269 31091 digits
n = 113581 34195 digits
n = 128585 38712 digits
n = 130585 39314 digits
n = 146209 44017 digits
n = 150722 45376 digits
n = 162065 48790 digits
n = 164937 49655 digits
n = 202269 60893 digits
n = 271817 81829 digits
n = 309229 93091 digits
n = 321171 96686 digits
n = 335981 101144 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 490690 147716 digits Feb 2010 Sakura Kinomoto; PSieve; srsieve; PrimeGrid; LLR
n = 528829 159197 digits Jul 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 917785 276285 digits Jun 2012 Robert Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 919753 276877 digits Jun 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1202405 361964 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1279502 385173 digits Jun 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1398758 421072 digits Mar 2016 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1600699 481862 digits Sep 2020 Jara Cimrman; PSieve; srsieve; PrimeGrid; LLR
n = 1706610 513745 digits Aug 2022 PPSE; PrimeGrid
n = 1964281 591312 digits May 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1988489 598599 digits Aug 2024 Stefan Larsson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3341
max n: 2.372.736
n = 3 5 digits
n = 9 7 digits
n = 11 7 digits
n = 17 9 digits
n = 27 12 digits
n = 39 16 digits
n = 49 19 digits
n = 67 24 digits
n = 73 26 digits
n = 83 29 digits
n = 363 113 digits
n = 439 136 digits
n = 603 186 digits
n = 675 207 digits
n = 955 292 digits
n = 1017 310 digits
n = 1163 354 digits
n = 2395 725 digits
n = 3139 949 digits
n = 3655 1104 digits 1993 Jeffrey Young
n = 4563 1378 digits 1993 Jeffrey Young
n = 7433 2242 digits May 1996 Patrick Demichel
n = 8039 2424 digits May 1996 Patrick Demichel
n = 11379 3429 digits
n = 27433 8262 digits
n = 32865 9897 digits
n = 46551 14017 digits
n = 57135 17203 digits
n = 89513 26950 digits
n = 135191 40701 digits
n = 152691 45969 digits
n = 158743 47790 digits
n = 177851 53543 digits
n = 227059 68356 digits
n = 236319 71143 digits
n = 426369 128354 digits Nov 2012 Jörg Meili; PPSE; PrimeGrid
n = 873983 263099 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 980031 295023 digits Aug 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1240459 373419 digits Jan 2014 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1987915 598426 digits Aug 2024 Jörg Bravin; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3343
max n: 2.372.827
n = 6 6 digits
n = 32 14 digits
n = 46 18 digits
n = 74 26 digits
n = 82 29 digits
n = 192 62 digits
n = 368 115 digits
n = 494 153 digits
n = 496 153 digits
n = 1202 366 digits
n = 1506 457 digits
n = 1678 509 digits
n = 2896 876 digits
n = 5208 1572 digits
n = 9744 2937 digits
n = 10416 3140 digits
n = 15386 4636 digits
n = 41186 12402 digits
n = 141286 42535 digits
n = 287936 86681 digits
n = 397556 119680 digits Jul 2012 Roger Karpin; PPSE; PrimeGrid
n = 446234 134334 digits Jan 2013 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 733262 220738 digits Dec 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 884526 266273 digits May 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1429548 430341 digits Dec 2016 Sascha Beat Dinkel; PSieve; srsieve; PrimeGrid; LLR
k: 3345
max n: 2.372.832
n = 1 4 digits
n = 2 5 digits
n = 7 6 digits
n = 10 7 digits
n = 17 9 digits
n = 32 14 digits
n = 34 14 digits
n = 101 34 digits
n = 107 36 digits
n = 116 39 digits
n = 170 55 digits
n = 223 71 digits
n = 284 90 digits
n = 434 135 digits
n = 524 162 digits
n = 800 245 digits
n = 1207 367 digits
n = 1424 433 digits
n = 1649 500 digits
n = 2041 618 digits
n = 2461 745 digits
n = 3191 965 digits
n = 9674 2916 digits
n = 16522 4978 digits
n = 24931 7509 digits
n = 44674 13452 digits
n = 72106 21710 digits
n = 74564 22450 digits
n = 135031 40652 digits
n = 225541 67899 digits
n = 227689 68545 digits
n = 392290 118095 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 675271 203281 digits Aug 2011 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 774122 233038 digits Dec 2011 Ernst Fluttert; PSieve; srsieve; PrimeGrid; LLR
n = 1172291 352899 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1430731 430697 digits Jan 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2241569 674784 digits Feb 2025 Willie Black; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3347
max n: 2.373.410
n = 3 5 digits
n = 403 125 digits
n = 843 258 digits
n = 5283 1594 digits
n = 9459 2851 digits
n = 63563 19138 digits
k: 3349
max n: 2.373.462
n = 2 5 digits
n = 350 109 digits
n = 894 273 digits
n = 1286 391 digits
n = 2150 651 digits
n = 3486 1053 digits 1993 Jeffrey Young
n = 4050 1223 digits 1993 Jeffrey Young
n = 4998 1509 digits 1993 Jeffrey Young
n = 6678 2014 digits Mar 1996 Patrick Demichel
n = 8070 2433 digits May 1996 Patrick Demichel
n = 12114 3651 digits
n = 47670 14354 digits
n = 282894 85164 digits
n = 319698 96243 digits
n = 473970 142683 digits Oct 2009 Detlef Küchler; srsieve; PrimeGrid; LLR
n = 605826 182376 digits Jan 2011 Tsutomu Takeuchi; PSieve; srsieve; PrimeGrid; LLR
n = 3396326 1022400 digits Feb 2022 Jörg Böddener; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3351
max n: 2.372.831
n = 1 4 digits
n = 4 5 digits
n = 9 7 digits
n = 13 8 digits
n = 15 9 digits
n = 24 11 digits
n = 25 12 digits
n = 37 15 digits
n = 45 18 digits
n = 160 52 digits
n = 184 59 digits
n = 204 65 digits
n = 217 69 digits
n = 312 98 digits
n = 351 110 digits
n = 445 138 digits
n = 517 160 digits
n = 640 197 digits
n = 681 209 digits
n = 1207 367 digits
n = 1261 384 digits
n = 1303 396 digits
n = 1495 454 digits
n = 1759 534 digits
n = 3301 998 digits
n = 3393 1025 digits 1993 Jeffrey Young
n = 5517 1665 digits
n = 6885 2077 digits Mar 1996 Patrick Demichel
n = 8383 2528 digits May 1996 Patrick Demichel
n = 9276 2796 digits
n = 9640 2906 digits
n = 10957 3302 digits
n = 12993 3915 digits
n = 13141 3960 digits
n = 14917 4494 digits
n = 15657 4717 digits
n = 21493 6474 digits
n = 22401 6747 digits 1996 Patrick Demichel
n = 46576 14025 digits
n = 47997 14453 digits
n = 50232 15125 digits
n = 58873 17727 digits
n = 87912 26468 digits
n = 99135 29847 digits
n = 116041 34936 digits
n = 163237 49143 digits
n = 205752 61942 digits
n = 451825 136017 digits May 2009 Giles Averay-Jones; srsieve; PrimeGrid; LLR
n = 1040832 313326 digits Jan 2013 Oleksandr Vynogradov; PSieve; srsieve; PrimeGrid; LLR
n = 1544361 464903 digits Aug 2019 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 1940085 584028 digits Mar 2024 Takashi Iwasaki; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2074381 624455 digits Jan 2025 Paul Wendelboe; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3353
max n: 2.373.040
n = 33 14 digits
n = 161 52 digits
n = 173 56 digits
n = 413 128 digits
n = 513 158 digits
n = 677 208 digits
n = 1133 345 digits
n = 2461 745 digits
n = 5217 1574 digits
n = 6541 1973 digits
n = 6797 2050 digits Mar 1996 Patrick Demichel
n = 10597 3194 digits
n = 20781 6260 digits
n = 32753 9864 digits
n = 71657 21575 digits
n = 100021 30113 digits
n = 114357 34429 digits
n = 135453 40779 digits
n = 362637 109169 digits Feb 2009 Honza Cholt; srsieve; PrimeGrid; LLR
n = 438561 132024 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 686961 206800 digits Sep 2011 Jörg Bravin; PSieve; srsieve; PrimeGrid; LLR
n = 2090397 629276 digits Jan 2025 Daniel Stach; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3355
max n: 2.372.497
n = 2 5 digits
n = 4 5 digits
n = 10 7 digits
n = 24 11 digits
n = 32 14 digits
n = 48 18 digits
n = 86 30 digits
n = 120 40 digits
n = 196 63 digits
n = 248 79 digits
n = 272 86 digits
n = 370 115 digits
n = 444 138 digits
n = 568 175 digits
n = 592 182 digits
n = 2304 698 digits
n = 2568 777 digits
n = 3056 924 digits
n = 3420 1034 digits 1993 Jeffrey Young
n = 3746 1132 digits 1993 Jeffrey Young
n = 4210 1271 digits 1993 Jeffrey Young
n = 6146 1854 digits
n = 7432 2241 digits May 1996 Patrick Demichel
n = 50304 15147 digits
n = 55724 16779 digits
n = 68206 20536 digits
n = 126032 37943 digits
n = 137854 41502 digits
n = 151606 45642 digits
n = 224624 67623 digits
n = 326200 98200 digits
n = 335856 101107 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 336340 101252 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 539666 162460 digits Aug 2010 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
k: 3357
max n: 2.372.639
n = 6 6 digits
n = 8 6 digits
n = 15 9 digits
n = 19 10 digits
n = 23 11 digits
n = 42 17 digits
n = 60 22 digits
n = 80 28 digits
n = 83 29 digits
n = 87 30 digits
n = 106 36 digits
n = 160 52 digits
n = 190 61 digits
n = 236 75 digits
n = 535 165 digits
n = 928 283 digits
n = 1506 457 digits
n = 3963 1197 digits 1993 Jeffrey Young
n = 4672 1410 digits 1993 Jeffrey Young
n = 4811 1452 digits 1993 Jeffrey Young
n = 6279 1894 digits
n = 7566 2282 digits May 1996 Patrick Demichel
n = 8058 2430 digits
n = 14555 4386 digits
n = 16376 4934 digits
n = 17048 5136 digits
n = 20190 6082 digits Oct 1996 Patrick Demichel
n = 22172 6678 digits Mar 1998 David Hanson; Proth
n = 27323 8229 digits
n = 30092 9063 digits
n = 34499 10389 digits
n = 37087 11168 digits
n = 41262 12425 digits Nov 1998 Yves Gallot; Proth
n = 45591 13728 digits
n = 111772 33651 digits
n = 174552 52549 digits
n = 221626 66720 digits
n = 230982 69537 digits
n = 249330 75060 digits
n = 325223 97906 digits
n = 471858 142047 digits Oct 2009 Bruno Courty; srsieve; PrimeGrid; LLR
n = 536091 161383 digits Jul 2010 Artur Obara; PSieve; srsieve; PrimeGrid; LLR
n = 547491 164815 digits Sep 2010 Adam Smith; PSieve; srsieve; PrimeGrid; LLR
n = 612970 184526 digits Jan 2011 Andreas Reich; PSieve; srsieve; PrimeGrid; LLR
n = 1033323 311065 digits Jan 2013 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1179352 355024 digits Oct 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1328992 400070 digits Mar 2015 Konstantin Stanko; PSieve; srsieve; PrimeGrid; LLR
n = 1826547 549849 digits Jan 2024 PPSE; PrimeGrid
k: 3359
max n: 2.372.676
n = 1 4 digits
n = 7 6 digits
n = 19 10 digits
n = 67 24 digits
n = 95 33 digits
n = 101 34 digits
n = 115 39 digits
n = 125 42 digits
n = 157 51 digits
n = 277 87 digits
n = 325 102 digits
n = 365 114 digits
n = 691 212 digits
n = 845 258 digits
n = 1319 401 digits
n = 1595 484 digits
n = 1699 515 digits
n = 2069 627 digits
n = 2477 750 digits
n = 3301 998 digits
n = 3529 1066 digits 1993 Jeffrey Young
n = 5999 1810 digits
n = 6107 1842 digits
n = 6109 1843 digits
n = 23581 7103 digits
n = 49807 14997 digits
n = 227227 68406 digits
n = 234085 70471 digits
n = 267215 80444 digits
n = 593801 178756 digits Dec 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 1644541 495060 digits Sep 2021 Jürgen Heinrich; PSieve; srsieve; PrimeGrid; LLR
k: 3361
max n: 2.372.767
n = 4 5 digits
n = 8 6 digits
n = 12 8 digits
n = 28 12 digits
n = 44 17 digits
n = 104 35 digits
n = 112 38 digits
n = 308 97 digits
n = 552 170 digits
n = 672 206 digits
n = 6848 2065 digits Mar 1996 Patrick Demichel
n = 6852 2067 digits Mar 1996 Patrick Demichel
n = 18712 5637 digits Oct 1996 Patrick Demichel
n = 25924 7808 digits
n = 28372 8545 digits
n = 69892 21044 digits
n = 73632 22169 digits
n = 118288 35612 digits
n = 139968 42139 digits
n = 192052 57817 digits
n = 241212 72616 digits
n = 516204 155397 digits Jun 2010 Mathias Striecks; PSieve; srsieve; PrimeGrid; LLR
n = 529852 159505 digits Jul 2010 Ken Heinicken; PSieve; srsieve; PrimeGrid; LLR
n = 1166668 351206 digits Sep 2013 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 2254444 678659 digits Mar 2025 Michael Kwok; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2265268 681918 digits Apr 2025 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3363
max n: 2.373.239
n = 8 6 digits
n = 9 7 digits
n = 18 9 digits
n = 20 10 digits
n = 29 13 digits
n = 74 26 digits
n = 138 46 digits
n = 164 53 digits
n = 405 126 digits
n = 737 226 digits
n = 1313 399 digits
n = 1488 452 digits
n = 1593 484 digits
n = 1638 497 digits
n = 1997 605 digits
n = 2397 726 digits
n = 2978 900 digits
n = 3905 1180 digits 1993 Jeffrey Young
n = 3945 1192 digits 1993 Jeffrey Young
n = 4688 1415 digits 1993 Jeffrey Young
n = 4860 1467 digits 1993 Jeffrey Young
n = 5345 1613 digits
n = 7404 2233 digits May 1996 Patrick Demichel
n = 9453 2850 digits
n = 12233 3687 digits
n = 16364 4930 digits
n = 21633 6516 digits Oct 1996 Patrick Demichel
n = 28593 8611 digits
n = 29829 8983 digits
n = 35417 10666 digits
n = 36618 11027 digits
n = 37560 11311 digits
n = 38618 11629 digits
n = 40865 12306 digits
n = 41897 12616 digits
n = 241154 72599 digits
n = 339554 102220 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 632960 190544 digits Feb 2011 Eric R Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 1290413 388457 digits Aug 2014 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1432325 431177 digits Jan 2017 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1556529 468566 digits Feb 2020 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
n = 1725569 519452 digits Dec 2022 Juha Hauhia; PPSE; PrimeGrid
n = 2310077 695406 digits Sep 2025 Brian Parsonnet; PPSE; PrimeGrid
n = 3421353 1029934 digits May 2022 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3365
max n: 2.372.852
n = 3 5 digits
n = 21 10 digits
n = 31 13 digits
n = 33 14 digits
n = 81 28 digits
n = 147 48 digits
n = 399 124 digits
n = 571 176 digits
n = 699 214 digits
n = 763 234 digits
n = 1071 326 digits
n = 1075 328 digits
n = 1117 340 digits
n = 4983 1504 digits 1993 Jeffrey Young
n = 20095 6053 digits
n = 33115 9973 digits
n = 44439 13381 digits
n = 47535 14313 digits
n = 238717 71865 digits
n = 604659 182025 digits Jan 2011 Anand S Nair; PSieve; srsieve; PrimeGrid; LLR
n = 1783863 537000 digits Dec 2023 Dr. James Scott Brown; PPSE; PrimeGrid
n = 1957701 589331 digits Apr 2024 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2176509 655199 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3367
max n: 2.372.425
n = 2 5 digits
n = 14 8 digits
n = 32 14 digits
n = 56 21 digits
n = 72 26 digits
n = 74 26 digits
n = 94 32 digits
n = 418 130 digits
n = 542 167 digits
n = 902 276 digits
n = 2414 731 digits
n = 2538 768 digits
n = 4016 1213 digits 1993 Jeffrey Young
n = 9414 2838 digits
n = 12064 3636 digits
n = 13006 3919 digits
n = 13608 4100 digits
n = 14134 4259 digits
n = 15994 4819 digits
n = 118968 35817 digits
n = 141270 42531 digits
n = 153626 46250 digits
n = 207704 62529 digits
n = 245386 73873 digits
n = 277694 83598 digits
n = 343954 103544 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 391992 118005 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 580480 174746 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 696530 209680 digits Sep 2011 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
k: 3369
max n: 2.372.972
n = 2 5 digits
n = 3 5 digits
n = 6 6 digits
n = 9 7 digits
n = 14 8 digits
n = 15 9 digits
n = 30 13 digits
n = 33 14 digits
n = 35 15 digits
n = 46 18 digits
n = 50 19 digits
n = 54 20 digits
n = 55 21 digits
n = 61 22 digits
n = 74 26 digits
n = 75 27 digits
n = 86 30 digits
n = 109 37 digits
n = 115 39 digits
n = 150 49 digits
n = 158 52 digits
n = 191 62 digits
n = 206 66 digits
n = 213 68 digits
n = 222 71 digits
n = 225 72 digits
n = 251 80 digits
n = 289 91 digits
n = 350 109 digits
n = 402 125 digits
n = 446 138 digits
n = 523 161 digits
n = 622 191 digits
n = 706 217 digits
n = 1171 357 digits
n = 1179 359 digits
n = 1870 567 digits
n = 2503 758 digits
n = 2546 770 digits
n = 2554 773 digits
n = 2578 780 digits
n = 2703 818 digits
n = 3201 968 digits
n = 4295 1297 digits 1993 Jeffrey Young
n = 5714 1724 digits
n = 6789 2048 digits Mar 1996 Patrick Demichel
n = 6866 2071 digits Mar 1996 Patrick Demichel
n = 19755 5951 digits Mar 1998 David Hanson; Proth
n = 33126 9976 digits
n = 38543 11607 digits
n = 41351 12452 digits
n = 49874 15018 digits
n = 50314 15150 digits
n = 87153 26240 digits
n = 94858 28559 digits
n = 108394 32634 digits
n = 116115 34958 digits
n = 143289 43138 digits
n = 607974 183022 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 648758 195300 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 885135 266456 digits May 2012 Torben Kock; PSieve; srsieve; PrimeGrid; LLR
n = 887582 267193 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1088630 327714 digits Mar 2013 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1344834 404839 digits May 2015 Don Palmer; PSieve; srsieve; PrimeGrid; LLR
n = 1492005 449142 digits May 2018 Ed Goforth; PSieve; srsieve; PrimeGrid; LLR
n = 1815466 546514 digits Jan 2024 Yongchen Xu; PPSE; PrimeGrid
k: 3371
max n: 2.373.078
n = 5 6 digits
n = 9 7 digits
n = 13 8 digits
n = 19 10 digits
n = 119 40 digits
n = 233 74 digits
n = 313 98 digits
n = 349 109 digits
n = 503 155 digits
n = 529 163 digits
n = 1025 313 digits
n = 1203 366 digits
n = 1679 509 digits
n = 4269 1289 digits 1993 Jeffrey Young
n = 6243 1883 digits
n = 16013 4824 digits
n = 147949 44541 digits
n = 150565 45329 digits
n = 397029 119522 digits Jul 2012 Frank Matillek; PPSE; PrimeGrid
n = 640893 192932 digits Feb 2011 Siegfried Niklas; PSieve; srsieve; PrimeGrid; LLR
n = 899039 270642 digits Jun 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1217403 366479 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2131433 641629 digits Jan 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3373
max n: 2.373.109
n = 16 9 digits
n = 26 12 digits
n = 40 16 digits
n = 44 17 digits
n = 130 43 digits
n = 152 50 digits
n = 326 102 digits
n = 530 164 digits
n = 650 200 digits
n = 980 299 digits
n = 1142 348 digits
n = 3766 1138 digits 1993 Jeffrey Young
n = 11666 3516 digits
n = 44774 13482 digits
n = 50372 15168 digits
n = 55676 16764 digits
n = 155786 46900 digits
n = 241402 72673 digits
n = 833252 250838 digits Apr 2012 Radoslaw Szymeczko; PSieve; srsieve; PrimeGrid; LLR
k: 3375
max n: 3.485.999
n = 4 5 digits
n = 7 6 digits
n = 10 7 digits
n = 22 11 digits
n = 26 12 digits
n = 47 18 digits
n = 62 23 digits
n = 65 24 digits
n = 91 31 digits
n = 124 41 digits
n = 131 43 digits
n = 172 56 digits
n = 226 72 digits
n = 391 122 digits
n = 395 123 digits
n = 796 244 digits
n = 1406 427 digits
n = 1972 598 digits
n = 2275 689 digits
n = 2300 696 digits
n = 2891 874 digits
n = 8254 2489 digits May 1996 Patrick Demichel
n = 9614 2898 digits
n = 10367 3125 digits
n = 13490 4065 digits
n = 20467 6165 digits
n = 25360 7638 digits
n = 25415 7655 digits
n = 37306 11234 digits Mar 1999 Tadashi Taura; Proth
n = 56315 16957 digits
n = 83585 25166 digits
n = 83897 25260 digits
n = 126874 38197 digits
n = 132230 39809 digits
n = 328934 99023 digits
n = 346790 104398 digits Apr 2012 Adrian Schori; PPSE; PrimeGrid
n = 350816 105610 digits Jan 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 448192 134923 digits Jan 2013 Pietari Snow; PPSE; PrimeGrid
n = 480146 144542 digits Nov 2009 Jason Adams; PSieve; srsieve; PrimeGrid; LLR
n = 542746 163387 digits Aug 2010 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 588257 177087 digits Dec 2010 Peter Benson; PSieve; srsieve; PrimeGrid; LLR
n = 689495 207563 digits Sep 2011 Vadim Zorya; PSieve; srsieve; PrimeGrid; LLR
n = 757070 227905 digits Dec 2011 Kingsley Jarrett; PSieve; srsieve; PrimeGrid; LLR
n = 837107 251998 digits Apr 2012 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 1291400 388754 digits Aug 2014 Robert Fiedler; PSieve; srsieve; PrimeGrid; LLR
n = 1350052 406410 digits Aug 2015 Ales Martinik; PSieve; srsieve; PrimeGrid; LLR
n = 2314297 696677 digits Sep 2019 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 3473210 1045544 digits Jun 2023 Wes Hewitt; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3377
max n: 2.373.251
n = 3 5 digits
n = 23 11 digits
n = 27 12 digits
n = 95 33 digits
n = 111 37 digits
n = 555 171 digits
n = 567 175 digits
n = 951 290 digits
n = 1091 332 digits
n = 3987 1204 digits 1993 Jeffrey Young
n = 8043 2425 digits May 1996 Patrick Demichel
n = 9171 2765 digits
n = 10847 3269 digits
n = 27183 8187 digits
n = 58671 17666 digits
n = 65043 19584 digits
n = 81327 24486 digits
n = 286575 86272 digits
n = 522771 157374 digits Jul 2010 Jeremy M. Posner; PSieve; srsieve; PrimeGrid; LLR
n = 595407 179239 digits Dec 2010 Kevin Thomson; PSieve; srsieve; PrimeGrid; LLR
n = 1177751 354542 digits Oct 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1394687 419847 digits Mar 2016 Alexander Pfob; PSieve; srsieve; PrimeGrid; LLR
k: 3379
max n: 2.372.561
n = 66 24 digits
n = 610 188 digits
n = 4930 1488 digits 1993 Jeffrey Young
n = 14938 4501 digits
n = 38562 11612 digits
n = 265978 80071 digits
n = 1677610 505015 digits Mar 2022 Alexey Simbarsky; PPSE; PrimeGrid
n = 1698202 511214 digits Jun 2022 Honza Cholt; PPSE; PrimeGrid
k: 3381
max n: 2.372.623
n = 1 4 digits
n = 5 6 digits
n = 8 6 digits
n = 9 7 digits
n = 16 9 digits
n = 25 12 digits
n = 69 25 digits
n = 91 31 digits
n = 112 38 digits
n = 141 46 digits
n = 181 59 digits
n = 281 89 digits
n = 408 127 digits
n = 641 197 digits
n = 716 220 digits
n = 1405 427 digits
n = 1644 499 digits
n = 2115 641 digits
n = 2188 663 digits
n = 2400 727 digits
n = 2589 783 digits
n = 2788 843 digits
n = 3228 976 digits
n = 3364 1017 digits 1993 Jeffrey Young
n = 3659 1105 digits 1993 Jeffrey Young
n = 3968 1199 digits 1993 Jeffrey Young
n = 3985 1204 digits 1993 Jeffrey Young
n = 4261 1287 digits 1993 Jeffrey Young
n = 5276 1592 digits
n = 5645 1703 digits
n = 7856 2369 digits
n = 11068 3336 digits
n = 12161 3665 digits
n = 20165 6074 digits Oct 1996 Patrick Demichel
n = 20764 6255 digits
n = 24392 7347 digits Apr 1998 Baptiste Heyman; Proth
n = 32337 9738 digits
n = 35417 10666 digits
n = 38400 11564 digits
n = 49036 14765 digits
n = 50915 15331 digits
n = 52539 15820 digits
n = 57500 17313 digits
n = 57557 17330 digits
n = 104859 31570 digits
n = 112317 33815 digits
n = 112835 33971 digits
n = 121504 36580 digits
n = 124321 37428 digits
n = 202208 60875 digits
n = 205089 61742 digits
n = 222544 66996 digits
n = 315925 95107 digits
n = 382652 115194 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 402656 121216 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 654869 197139 digits Mar 2011 Steven F. Bohl; PSieve; srsieve; PrimeGrid; LLR
n = 1951828 587563 digits Apr 2024 Takashi Iwasaki; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2127732 640515 digits Jan 2025 Uli Wühler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3380585 1017662 digits Oct 2021 Wolfgang Schwieger; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3383
max n: 2.373.441
n = 13 8 digits
n = 85 30 digits
n = 129 43 digits
n = 245 78 digits
n = 305 96 digits
n = 429 133 digits
n = 745 228 digits
n = 933 285 digits
n = 1149 350 digits
n = 1757 533 digits
n = 3137 948 digits
n = 4913 1483 digits 1993 Jeffrey Young
n = 11509 3469 digits
n = 23473 7070 digits
n = 56333 16962 digits
n = 85789 25829 digits
n = 218641 65822 digits
n = 353613 106452 digits May 2012 PPSE; PrimeGrid
n = 900673 271134 digits Jun 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1536173 462438 digits Apr 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1558333 469109 digits Feb 2020 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
n = 1706281 513646 digits Aug 2022 Ryan Propper; PPSE; PrimeGrid
k: 3385
max n: 2.373.047
n = 6 6 digits
n = 10 7 digits
n = 16 9 digits
n = 20 10 digits
n = 28 12 digits
n = 30 13 digits
n = 34 14 digits
n = 46 18 digits
n = 80 28 digits
n = 106 36 digits
n = 116 39 digits
n = 118 40 digits
n = 130 43 digits
n = 148 49 digits
n = 216 69 digits
n = 276 87 digits
n = 368 115 digits
n = 570 176 digits
n = 1050 320 digits
n = 1218 371 digits
n = 1228 374 digits
n = 2006 608 digits
n = 4756 1436 digits 1993 Jeffrey Young
n = 5196 1568 digits
n = 13636 4109 digits
n = 33018 9943 digits
n = 37096 11171 digits
n = 42960 12936 digits
n = 51496 15506 digits
n = 65128 19610 digits
n = 81370 24499 digits
n = 83250 25065 digits
n = 94074 28323 digits
n = 121158 36476 digits
n = 138574 41719 digits
n = 184830 55643 digits
n = 199258 59987 digits
n = 216640 65219 digits
n = 334954 100835 digits Apr 2012 Patrick Schöfer; PPSE; PrimeGrid
n = 349854 105321 digits Apr 2012 Michael Millerick; PPSE; PrimeGrid
n = 385536 116062 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 393988 118606 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 459174 138229 digits Jun 2009 Robert M Weis; srsieve; PrimeGrid; LLR
n = 460656 138675 digits Jul 2009 Gerrit Slomma; srsieve; PrimeGrid; LLR
n = 467368 140696 digits Aug 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 539876 162523 digits Sep 2010 Anonymous; PSieve; srsieve; PrimeGrid; LLR
n = 3397254 1022679 digits Feb 2022 Tom Greer; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3387
max n: 2.372.787
n = 4 5 digits
n = 28 12 digits
n = 32 14 digits
n = 44 17 digits
n = 71 25 digits
n = 124 41 digits
n = 172 56 digits
n = 286 90 digits
n = 287 90 digits
n = 431 134 digits
n = 478 148 digits
n = 575 177 digits
n = 646 198 digits
n = 995 304 digits
n = 9806 2956 digits
n = 14332 4318 digits
n = 14368 4329 digits
n = 23648 7123 digits
n = 39167 11794 digits
n = 46172 13903 digits
n = 54208 16322 digits
n = 241811 72796 digits
n = 732086 220384 digits Dec 2011 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1393475 419482 digits Feb 2016 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
k: 3389
max n: 2.373.160
n = 1 4 digits
n = 27 12 digits
n = 49 19 digits
n = 51 19 digits
n = 61 22 digits
n = 69 25 digits
n = 117 39 digits
n = 539 166 digits
n = 1147 349 digits
n = 1311 399 digits
n = 1403 426 digits
n = 1511 459 digits
n = 1527 464 digits
n = 2749 832 digits
n = 2899 877 digits
n = 3373 1019 digits 1993 Jeffrey Young
n = 4151 1254 digits 1993 Jeffrey Young
n = 10451 3150 digits
n = 12397 3736 digits
n = 16747 5045 digits
n = 17027 5130 digits
n = 24773 7461 digits
n = 28181 8487 digits
n = 33813 10183 digits
n = 38787 11680 digits
n = 51813 15601 digits
n = 52381 15772 digits
n = 60763 18296 digits
n = 70093 21104 digits
n = 100843 30361 digits
n = 105511 31766 digits
n = 226267 68117 digits
n = 302041 90927 digits
n = 2082403 626870 digits Jan 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2275351 684953 digits May 2025 Takashi Iwasaki; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3391
max n: 2.372.639
n = 24 11 digits
n = 32 14 digits
n = 60 22 digits
n = 72 26 digits
n = 144 47 digits
n = 2792 845 digits
n = 27000 8132 digits Apr 1998 Robert Prethaler; Proth
n = 35540 10703 digits
n = 51192 15414 digits
n = 167036 50287 digits
n = 189984 57195 digits
n = 532160 160200 digits Jul 2010 Michael Goldman; PSieve; srsieve; PrimeGrid; LLR
n = 1116252 336029 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1260200 379362 digits Mar 2014 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1282496 386074 digits Jun 2014 Thomas Melzer; PSieve; srsieve; PrimeGrid; LLR
k: 3393
max n: 2.373.059
n = 10 7 digits
n = 13 8 digits
n = 16 9 digits
n = 18 9 digits
n = 57 21 digits
n = 97 33 digits
n = 316 99 digits
n = 325 102 digits
n = 328 103 digits
n = 688 211 digits
n = 814 249 digits
n = 1296 394 digits
n = 1506 457 digits
n = 1629 494 digits
n = 2937 888 digits
n = 4008 1211 digits 1993 Jeffrey Young
n = 5445 1643 digits
n = 6505 1962 digits
n = 9954 3000 digits
n = 18348 5527 digits
n = 33588 10115 digits
n = 42256 12724 digits
n = 56065 16881 digits
n = 89809 27039 digits
n = 95209 28665 digits
n = 122194 36788 digits
n = 145477 43797 digits
n = 208177 62672 digits
n = 223216 67199 digits
n = 264516 79631 digits
n = 446373 134376 digits Jan 2013 Hans Joachim Böhm; PPSE; PrimeGrid
n = 457596 137754 digits Jun 2009 Mika Saksanen; srsieve; PrimeGrid; LLR
n = 494253 148789 digits Mar 2010 Randy Wilson; PSieve; srsieve; PrimeGrid; LLR
n = 904276 272218 digits Jun 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 2276437 685280 digits May 2025 Ian Dickinson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3395
max n: 2.373.246
n = 1 4 digits
n = 7 6 digits
n = 11 7 digits
n = 19 10 digits
n = 59 22 digits
n = 129 43 digits
n = 131 43 digits
n = 189 61 digits
n = 225 72 digits
n = 255 81 digits
n = 323 101 digits
n = 361 113 digits
n = 383 119 digits
n = 515 159 digits
n = 971 296 digits
n = 1405 427 digits
n = 2819 853 digits
n = 3973 1200 digits 1993 Jeffrey Young
n = 5755 1736 digits
n = 7063 2130 digits Mar 1996 Patrick Demichel
n = 8827 2661 digits
n = 9955 3001 digits
n = 11839 3568 digits
n = 12563 3786 digits
n = 17433 5252 digits
n = 23187 6984 digits
n = 25729 7749 digits
n = 26449 7966 digits
n = 52647 15852 digits
n = 54075 16282 digits
n = 67607 20356 digits
n = 70315 21171 digits
n = 77205 23245 digits
n = 117639 35417 digits
n = 151239 45532 digits
n = 163339 49174 digits
n = 171547 51645 digits Jan 2001 R.H. vanderPeijl; Proth
n = 178869 53849 digits
n = 217533 65488 digits
n = 274389 82603 digits
n = 293239 88278 digits
n = 531727 160070 digits Jul 2010 Bradford Nye; PSieve; srsieve; PrimeGrid; LLR
n = 557149 167723 digits Oct 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 571023 171899 digits Nov 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 591691 178121 digits Dec 2010 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 662411 199410 digits Apr 2011 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 706231 212601 digits Sep 2011 John R. Bailey; PSieve; srsieve; PrimeGrid; LLR
n = 815735 245565 digits Apr 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1049445 315918 digits Feb 2013 Jonathan Champ; PSieve; srsieve; PrimeGrid; LLR
n = 1156719 348211 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1396623 420429 digits Mar 2016 Serge Batalov; PSieve; srsieve; PrimeGrid; LLR
n = 1826251 549760 digits Jan 2024 Kyle Gingrich; PPSE; PrimeGrid
k: 3397
max n: 2.372.239
n = 6 6 digits
n = 26 12 digits
n = 42 17 digits
n = 84 29 digits
n = 90 31 digits
n = 164 53 digits
n = 276 87 digits
n = 294 93 digits
n = 298 94 digits
n = 456 141 digits
n = 668 205 digits
n = 906 277 digits
n = 914 279 digits
n = 1050 320 digits
n = 2622 793 digits
n = 2682 811 digits
n = 3956 1195 digits 1993 Jeffrey Young
n = 4584 1384 digits 1993 Jeffrey Young
n = 11766 3546 digits
n = 43154 12995 digits
n = 52206 15720 digits
n = 53112 15992 digits
n = 59276 17848 digits
n = 126174 37986 digits
n = 126554 38101 digits
n = 232988 70140 digits
n = 348984 105059 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 587726 176927 digits Dec 2010 Peter Benson; PSieve; srsieve; PrimeGrid; LLR
n = 600258 180700 digits Jan 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 715190 215298 digits Nov 2011 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 847314 255071 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1051562 316556 digits Mar 2013 Dan Bishopp; PSieve; srsieve; PrimeGrid; LLR
n = 1109954 334133 digits Jun 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1145354 344790 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1352422 407124 digits Aug 2015 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 2218510 667842 digits Feb 2025 David Perek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3399
max n: 2.372.689
n = 2 5 digits
n = 5 6 digits
n = 9 7 digits
n = 11 7 digits
n = 15 9 digits
n = 19 10 digits
n = 23 11 digits
n = 33 14 digits
n = 51 19 digits
n = 57 21 digits
n = 59 22 digits
n = 65 24 digits
n = 77 27 digits
n = 105 36 digits
n = 191 62 digits
n = 237 75 digits
n = 366 114 digits
n = 494 153 digits
n = 723 222 digits
n = 803 246 digits
n = 839 257 digits
n = 1022 312 digits
n = 1575 478 digits
n = 1771 537 digits
n = 1937 587 digits
n = 3773 1140 digits 1993 Jeffrey Young
n = 3791 1145 digits 1993 Jeffrey Young
n = 6591 1988 digits
n = 7890 2379 digits
n = 8033 2422 digits May 1996 Patrick Demichel
n = 9242 2786 digits
n = 12362 3725 digits
n = 14297 4308 digits
n = 16485 4967 digits
n = 19166 5774 digits
n = 28942 8716 digits
n = 28953 8720 digits
n = 36173 10893 digits
n = 57475 17306 digits
n = 75677 22785 digits
n = 113426 34149 digits
n = 148190 44614 digits
n = 150171 45210 digits
n = 183669 55294 digits
n = 184186 55450 digits
n = 210546 63385 digits
n = 213570 64295 digits
n = 305345 91922 digits
n = 324170 97589 digits
n = 325719 98055 digits
n = 355250 106945 digits May 2012 PPSE; PrimeGrid
n = 470675 141691 digits Oct 2009 Siegfried Niklas; srsieve; PrimeGrid; LLR
n = 472799 142331 digits Oct 2009 Mark Ritter; srsieve; PrimeGrid; LLR
n = 503079 151446 digits Mar 2010 Rodger M. Ewing; PSieve; srsieve; PrimeGrid; LLR
n = 717991 216141 digits Nov 2011 Lila Dily; PSieve; srsieve; PrimeGrid; LLR
n = 869010 261602 digits May 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1230309 370364 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1884359 567253 digits Feb 2024 Yiran Huan; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2169177 652991 digits Feb 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2189187 659015 digits Feb 2025 Tom Kledzik; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2204469 663615 digits Feb 2025 Greg Miller; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3401
max n: 2.372.628
n = 1 4 digits
n = 23 11 digits
n = 43 17 digits
n = 53 20 digits
n = 77 27 digits
n = 101 34 digits
n = 143 47 digits
n = 149 49 digits
n = 155 51 digits
n = 161 52 digits
n = 221 71 digits
n = 251 80 digits
n = 671 206 digits
n = 937 286 digits
n = 1085 331 digits
n = 1541 468 digits
n = 3005 909 digits
n = 3535 1068 digits 1993 Jeffrey Young
n = 3821 1154 digits 1993 Jeffrey Young
n = 4021 1214 digits 1993 Jeffrey Young
n = 4285 1294 digits 1993 Jeffrey Young
n = 5093 1537 digits
n = 6127 1848 digits
n = 6593 1989 digits
n = 11675 3519 digits
n = 12293 3705 digits Sep 1997 James Carpenter; Proth
n = 20989 6322 digits
n = 21137 6367 digits
n = 46889 14119 digits
n = 73909 22253 digits
n = 87527 26352 digits
n = 103025 31018 digits
n = 113885 34287 digits
n = 136913 41219 digits
n = 162961 49060 digits
n = 265315 79872 digits
n = 359443 108207 digits May 2012 PPSE; PrimeGrid
n = 416765 125463 digits Oct 2012 James Boerner; PPSE; PrimeGrid
n = 427913 128819 digits Nov 2012 Adrian Schori; PPSE; PrimeGrid
n = 445649 134158 digits Jan 2013 Iain Bethune; PPSE; PrimeGrid
n = 768383 231310 digits Dec 2011 Alexander Yereschenko; PSieve; srsieve; PrimeGrid; LLR
n = 1236517 372233 digits Jan 2014 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1355857 408158 digits Sep 2015 Stefan Ruch; PSieve; srsieve; PrimeGrid; LLR
k: 3403
max n: 2.372.861
n = 2 5 digits
n = 4 5 digits
n = 6 6 digits
n = 40 16 digits
n = 52 20 digits
n = 70 25 digits
n = 84 29 digits
n = 166 54 digits
n = 268 85 digits
n = 358 112 digits
n = 466 144 digits
n = 942 288 digits
n = 1594 484 digits
n = 1842 559 digits
n = 1852 562 digits
n = 1912 580 digits
n = 2414 731 digits
n = 3514 1062 digits 1993 Jeffrey Young
n = 4782 1444 digits 1993 Jeffrey Young
n = 6760 2039 digits Mar 1996 Patrick Demichel
n = 13744 4141 digits
n = 17518 5277 digits
n = 19660 5922 digits
n = 20182 6079 digits Oct 1996 Patrick Demichel
n = 20662 6224 digits
n = 24168 7279 digits
n = 26680 8036 digits
n = 63840 19222 digits
n = 86518 26049 digits
n = 185428 55823 digits
n = 191010 57504 digits
n = 193962 58392 digits
n = 197704 59519 digits
n = 204454 61551 digits
n = 247074 74381 digits
n = 255820 77014 digits
n = 268252 80756 digits
n = 419596 126315 digits Oct 2012 Ronny Willig; PPSE; PrimeGrid
n = 779054 234523 digits Feb 2012 Ron Eunson; PSieve; srsieve; PrimeGrid; LLR
n = 1096286 330019 digits Apr 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1179698 355129 digits Oct 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2148604 646798 digits Jan 2025 Bob Calvin; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3405
max n: 2.372.786
n = 3 5 digits
n = 5 6 digits
n = 8 6 digits
n = 11 7 digits
n = 15 9 digits
n = 23 11 digits
n = 27 12 digits
n = 75 27 digits
n = 78 28 digits
n = 101 34 digits
n = 123 41 digits
n = 135 45 digits
n = 138 46 digits
n = 140 46 digits
n = 141 46 digits
n = 173 56 digits
n = 174 56 digits
n = 227 72 digits
n = 272 86 digits
n = 323 101 digits
n = 570 176 digits
n = 677 208 digits
n = 785 240 digits
n = 813 249 digits
n = 848 259 digits
n = 870 266 digits
n = 2478 750 digits
n = 3219 973 digits
n = 6215 1875 digits
n = 6728 2029 digits Mar 1996 Patrick Demichel
n = 8577 2586 digits May 1996 Patrick Demichel
n = 9501 2864 digits
n = 11495 3464 digits
n = 13347 4022 digits
n = 20961 6314 digits
n = 21239 6398 digits
n = 35979 10835 digits
n = 39662 11943 digits
n = 50721 15273 digits
n = 58407 17586 digits
n = 82577 24862 digits
n = 110093 33145 digits
n = 117737 35446 digits
n = 121053 36445 digits
n = 141837 42701 digits
n = 238868 71910 digits
n = 309002 93023 digits
n = 431108 129780 digits Dec 2012 Ronny Willig; PPSE; PrimeGrid
n = 692438 208449 digits Sep 2011 Nick Schradick; PSieve; srsieve; PrimeGrid; LLR
n = 726657 218750 digits Dec 2011 Martin Bilik; PSieve; srsieve; PrimeGrid; LLR
n = 850161 255928 digits May 2012 Shinya Matsuo; PSieve; srsieve; PrimeGrid; LLR
n = 959313 288786 digits Aug 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1018995 306752 digits Oct 2012 Jan Haller; PSieve; srsieve; PrimeGrid; LLR
n = 1109645 334040 digits Jun 2013 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1111301 334539 digits Jun 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1176080 354039 digits Oct 2013 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1291254 388710 digits Aug 2014 Javi Jarne; PSieve; srsieve; PrimeGrid; LLR
n = 1325607 399052 digits Feb 2015 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 1440938 433770 digits Feb 2017 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1495461 450183 digits Jul 2018 John Bruneton; PSieve; srsieve; PrimeGrid; LLR
n = 1883048 566858 digits Feb 2024 Vesa Harju; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3425045 1031045 digits Jun 2022 Seonghwan Kim; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3407
max n: 2.373.391
n = 7 6 digits
n = 15 9 digits
n = 21067 6346 digits
n = 56715 17077 digits
n = 686971 206803 digits Aug 2011 Rene Schick; PSieve; srsieve; PrimeGrid; LLR
n = 845931 254655 digits Apr 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 897771 270260 digits Jun 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1846951 555992 digits Jan 2024 David Åkesson; PPSE; PrimeGrid
k: 3409
max n: 2.373.406
n = 106 36 digits
n = 718 220 digits
n = 1902 577 digits
n = 2134 646 digits
n = 9142 2756 digits
n = 14098 4248 digits
n = 15598 4699 digits
n = 17914 5397 digits
n = 28998 8733 digits
n = 125298 37722 digits
n = 264286 79562 digits
n = 1536394 462505 digits Apr 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 3411
max n: 2.372.775
n = 1 4 digits
n = 4 5 digits
n = 17 9 digits
n = 23 11 digits
n = 32 14 digits
n = 96 33 digits
n = 112 38 digits
n = 176 57 digits
n = 299 94 digits
n = 349 109 digits
n = 377 118 digits
n = 432 134 digits
n = 468 145 digits
n = 519 160 digits
n = 577 178 digits
n = 608 187 digits
n = 616 189 digits
n = 701 215 digits
n = 773 237 digits
n = 1311 399 digits
n = 1464 445 digits
n = 1488 452 digits
n = 1819 552 digits
n = 1909 579 digits
n = 1949 591 digits
n = 3388 1024 digits 1993 Jeffrey Young
n = 3639 1099 digits 1993 Jeffrey Young
n = 4612 1392 digits 1993 Jeffrey Young
n = 4943 1492 digits 1993 Jeffrey Young
n = 5359 1617 digits
n = 7313 2205 digits May 1996 Patrick Demichel
n = 9848 2969 digits
n = 10192 3072 digits
n = 14928 4498 digits
n = 16708 5034 digits
n = 22003 6628 digits 1996 Patrick Demichel
n = 31143 9379 digits
n = 45983 13846 digits
n = 51331 15456 digits
n = 86871 26155 digits
n = 166232 50045 digits
n = 228220 68705 digits
n = 440016 132462 digits Dec 2012 Göran Schmidt; PPSE; PrimeGrid
n = 549637 165461 digits Sep 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 726783 218788 digits Dec 2011 Göran Schmidt; PSieve; srsieve; PrimeGrid; LLR
n = 1080040 325128 digits Mar 2013 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1230152 370317 digits Dec 2013 Patrick Layec; PSieve; srsieve; PrimeGrid; LLR
n = 1231211 370635 digits Nov 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1356244 408274 digits Sep 2015 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1552383 467318 digits Dec 2019 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 3327343 1001634 digits Jan 2020 Wolfgang Schwieger; PSieve; srsieve; PrimeGrid; LLR
k: 3413
max n: 2.373.433
n = 1 4 digits
n = 25 12 digits
n = 41 16 digits
n = 61 22 digits
n = 105 36 digits
n = 141 46 digits
n = 149 49 digits
n = 365 114 digits
n = 389 121 digits
n = 425 132 digits
n = 441 137 digits
n = 709 217 digits
n = 4081 1233 digits 1993 Jeffrey Young
n = 10701 3225 digits
n = 10953 3301 digits
n = 13193 3976 digits
n = 14793 4457 digits
n = 23081 6952 digits
n = 45101 13581 digits
n = 52485 15804 digits
n = 72573 21851 digits
n = 148245 44630 digits
n = 215629 64915 digits
n = 553469 166615 digits
n = 1133965 341362 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1152109 346823 digits Sep 2013 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1323469 398408 digits Feb 2015 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1404209 422713 digits May 2016 David Yost; PSieve; srsieve; PrimeGrid; LLR
k: 3415
max n: 2.372.785
n = 52 20 digits
n = 76 27 digits
n = 148 49 digits
n = 170 55 digits
n = 3140 949 digits
n = 6844 2064 digits Mar 1996 Patrick Demichel
n = 12148 3661 digits Oct 1999 Takahiro Nohara; Proth
n = 33362 10047 digits
n = 52244 15731 digits
n = 101834 30659 digits
n = 349892 105332 digits Apr 2012 David Yost; PPSE; PrimeGrid
n = 785056 236329 digits Mar 2012 Krister Rosendahl; PSieve; srsieve; PrimeGrid; LLR
n = 797030 239934 digits Mar 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1237724 372596 digits Jan 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
k: 3417
max n: 2.373.023
n = 2 5 digits
n = 3 5 digits
n = 4 5 digits
n = 16 9 digits
n = 19 10 digits
n = 20 10 digits
n = 24 11 digits
n = 39 16 digits
n = 40 16 digits
n = 50 19 digits
n = 55 21 digits
n = 91 31 digits
n = 123 41 digits
n = 250 79 digits
n = 374 117 digits
n = 411 128 digits
n = 534 165 digits
n = 544 168 digits
n = 667 205 digits
n = 832 254 digits
n = 994 303 digits
n = 1094 333 digits
n = 1442 438 digits
n = 1760 534 digits
n = 1834 556 digits
n = 2696 816 digits
n = 2960 895 digits
n = 3704 1119 digits 1993 Jeffrey Young
n = 3976 1201 digits 1993 Jeffrey Young
n = 4276 1291 digits 1993 Jeffrey Young
n = 5776 1743 digits
n = 6246 1884 digits
n = 7759 2340 digits May 1996 Patrick Demichel
n = 8580 2587 digits May 1996 Patrick Demichel
n = 9156 2760 digits
n = 9592 2892 digits
n = 10179 3068 digits
n = 10606 3197 digits
n = 13236 3988 digits
n = 18834 5674 digits
n = 19316 5819 digits Oct 1996 Patrick Demichel
n = 20047 6039 digits
n = 32283 9722 digits
n = 38547 11608 digits
n = 52563 15827 digits
n = 54786 16496 digits
n = 74451 22416 digits
n = 95216 28667 digits
n = 111219 33484 digits
n = 126440 38066 digits
n = 157320 47362 digits
n = 161346 48574 digits
n = 178220 53654 digits
n = 180222 54256 digits
n = 197226 59375 digits
n = 201604 60693 digits
n = 250536 75423 digits
n = 308224 92789 digits
n = 330979 99639 digits
n = 341887 102922 digits Apr 2012 Stefan Larsson; PPSE; PrimeGrid
n = 393646 118503 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 1319846 397317 digits Feb 2015 Brent Schneider; PSieve; srsieve; PrimeGrid; LLR
n = 1655056 498226 digits Jan 2022 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1785972 537635 digits Dec 2023 Kai Presler; PPSE; PrimeGrid
k: 3419
max n: 2.373.405
n = 15 9 digits
n = 45 18 digits
n = 57 21 digits
n = 65 24 digits
n = 95 33 digits
n = 137 45 digits
n = 461 143 digits
n = 677 208 digits
n = 2177 659 digits
n = 2631 796 digits
n = 57845 17417 digits
n = 138933 41827 digits
n = 1307351 393556 digits Jan 2015 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
k: 3421
max n: 2.373.267
n = 12 8 digits
n = 16 9 digits
n = 40 16 digits
n = 72 26 digits
n = 108 37 digits
n = 120 40 digits
n = 192 62 digits
n = 268 85 digits
n = 888 271 digits
n = 1368 416 digits
n = 5364 1619 digits
n = 8220 2479 digits
n = 17152 5167 digits
n = 74772 22513 digits
n = 127672 38437 digits
n = 197440 59439 digits
n = 460036 138489 digits Jun 2009 Colin Nish; srsieve; PrimeGrid; LLR
n = 543084 163489 digits Aug 2010 Steve Bruton; PSieve; srsieve; PrimeGrid; LLR
n = 574240 172867 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
k: 3423
max n: 2.372.548
n = 2 5 digits
n = 5 6 digits
n = 13 8 digits
n = 17 9 digits
n = 18 9 digits
n = 26 12 digits
n = 36 15 digits
n = 37 15 digits
n = 38 15 digits
n = 49 19 digits
n = 65 24 digits
n = 77 27 digits
n = 128 43 digits
n = 193 62 digits
n = 265 84 digits
n = 278 88 digits
n = 369 115 digits
n = 373 116 digits
n = 380 118 digits
n = 506 156 digits
n = 569 175 digits
n = 597 184 digits
n = 793 243 digits
n = 1793 544 digits
n = 2018 612 digits
n = 2558 774 digits
n = 7149 2156 digits
n = 7513 2266 digits May 1996 Patrick Demichel
n = 8902 2684 digits
n = 10270 3096 digits
n = 12622 3804 digits
n = 13597 4097 digits
n = 17333 5222 digits
n = 22142 6669 digits Mar 1998 David Hanson; Proth
n = 33265 10018 digits
n = 54120 16296 digits
n = 59917 18041 digits
n = 67446 20307 digits
n = 70029 21085 digits
n = 163038 49083 digits
n = 210950 63506 digits
n = 370157 111432 digits May 2012 PPSE; PrimeGrid
n = 425218 128007 digits Nov 2012 Jon Antonides; PPSE; PrimeGrid
n = 624157 187894 digits Feb 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 812506 244593 digits Mar 2012 Nils Ohlsson; PSieve; srsieve; PrimeGrid; LLR
n = 1463697 440621 digits Dec 2017 Tod Slakans; PSieve; srsieve; PrimeGrid; LLR
n = 2219449 668125 digits Feb 2025 Greg Miller; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3425
max n: 2.372.884
n = 7 6 digits
n = 15 9 digits
n = 27 12 digits
n = 39 16 digits
n = 77 27 digits
n = 189 61 digits
n = 447 139 digits
n = 917 280 digits
n = 1085 331 digits
n = 1365 415 digits
n = 1607 488 digits
n = 3795 1146 digits 1993 Jeffrey Young
n = 5187 1565 digits
n = 7799 2352 digits
n = 11475 3458 digits
n = 15087 4546 digits
n = 15115 4554 digits
n = 15439 4652 digits
n = 109535 32977 digits
n = 128415 38661 digits
n = 234725 70663 digits
n = 889819 267866 digits May 2012 Tsutomu Takeuchi; PSieve; srsieve; PrimeGrid; LLR
n = 903717 272050 digits Jun 2012 Torben Kock; PSieve; srsieve; PrimeGrid; LLR
n = 1180949 355505 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 3427
max n: 2.372.639
n = 2 5 digits
n = 4 5 digits
n = 8 6 digits
n = 12 8 digits
n = 22 11 digits
n = 28 12 digits
n = 30 13 digits
n = 42 17 digits
n = 64 23 digits
n = 80 28 digits
n = 192 62 digits
n = 334 105 digits
n = 512 158 digits
n = 634 195 digits
n = 722 221 digits
n = 764 234 digits
n = 1460 444 digits
n = 3690 1115 digits 1993 Jeffrey Young
n = 4398 1328 digits 1993 Jeffrey Young
n = 4728 1427 digits 1993 Jeffrey Young
n = 5142 1552 digits
n = 5240 1581 digits
n = 6492 1958 digits
n = 10108 3047 digits
n = 16840 5073 digits
n = 18540 5585 digits
n = 20360 6133 digits
n = 38022 11450 digits
n = 38502 11594 digits
n = 65090 19598 digits
n = 69932 21056 digits
n = 78904 23757 digits
n = 81960 24676 digits
n = 83760 25218 digits
n = 182782 55027 digits
n = 193502 58254 digits
n = 212324 63920 digits
n = 230224 69308 digits
n = 243744 73378 digits
n = 266448 80213 digits
n = 269068 81002 digits
n = 274500 82637 digits
n = 280724 84510 digits
n = 317742 95654 digits
n = 359214 108138 digits May 2012 David Yost; PPSE; PrimeGrid
n = 366682 110386 digits May 2012 PPSE; PrimeGrid
n = 437988 131852 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 472070 142111 digits Oct 2009 Krzysztof Koczubik; srsieve; PrimeGrid; LLR
n = 954914 287462 digits Jul 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
k: 3429
max n: 2.373.234
n = 7 6 digits
n = 10 7 digits
n = 38 15 digits
n = 61 22 digits
n = 74 26 digits
n = 101 34 digits
n = 149 49 digits
n = 157 51 digits
n = 178 58 digits
n = 238 76 digits
n = 277 87 digits
n = 439 136 digits
n = 1127 343 digits
n = 1249 380 digits
n = 1418 431 digits
n = 1534 466 digits
n = 1723 523 digits
n = 2353 712 digits
n = 2761 835 digits
n = 10126 3052 digits
n = 20986 6321 digits Oct 1996 Patrick Demichel
n = 48314 14548 digits
n = 49325 14852 digits
n = 67819 20420 digits
n = 77998 23484 digits
n = 79898 24056 digits
n = 91774 27631 digits
n = 92545 27863 digits
n = 94909 28574 digits
n = 100054 30123 digits
n = 143401 43172 digits
n = 171085 51506 digits
n = 227029 68347 digits
n = 608137 183072 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1955905 588790 digits Apr 2024 Jan Kožíšek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3431
max n: 2.372.916
n = 1 4 digits
n = 3 5 digits
n = 5 6 digits
n = 11 7 digits
n = 39 16 digits
n = 55 21 digits
n = 57 21 digits
n = 93 32 digits
n = 97 33 digits
n = 135 45 digits
n = 203 65 digits
n = 235 75 digits
n = 361 113 digits
n = 643 198 digits
n = 1609 488 digits
n = 1889 573 digits
n = 4059 1226 digits 1993 Jeffrey Young
n = 4181 1263 digits 1993 Jeffrey Young
n = 4247 1283 digits 1993 Jeffrey Young
n = 6307 1903 digits
n = 7327 2210 digits May 1996 Patrick Demichel
n = 9205 2775 digits
n = 12509 3770 digits
n = 14335 4319 digits
n = 17693 5330 digits
n = 21823 6573 digits
n = 22595 6806 digits
n = 43713 13163 digits
n = 53587 16135 digits
n = 67823 20421 digits
n = 67971 20465 digits Aug 2000 Chris Caldwell; Proth
n = 82795 24928 digits
n = 152635 45952 digits
n = 186923 56273 digits
n = 193093 58131 digits
n = 211997 63821 digits
n = 238475 71792 digits
n = 251265 75642 digits
n = 483411 145525 digits Dec 2009 Michal Gawronski; PSieve; srsieve; PrimeGrid; LLR
n = 734133 221000 digits Dec 2011 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 890011 267924 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 900235 271002 digits Jun 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1520005 457571 digits Feb 2019 Devlin Skahill; PSieve; srsieve; PrimeGrid; LLR
n = 2018843 607736 digits Dec 2024 Dr. James Scott Brown; PPSE; PrimeGrid
k: 3433
max n: 2.372.723
n = 14 8 digits
n = 74 26 digits
n = 86 30 digits
n = 140 46 digits
n = 158 52 digits
n = 194 62 digits
n = 278 88 digits
n = 554 171 digits
n = 614 189 digits
n = 1476 448 digits
n = 3638 1099 digits 1993 Jeffrey Young
n = 4334 1309 digits 1993 Jeffrey Young
n = 5126 1547 digits
n = 58658 17662 digits
n = 59004 17766 digits
n = 72038 21690 digits
n = 94970 28593 digits
n = 257138 77410 digits
n = 441950 133044 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 605588 182304 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1023470 308099 digits Oct 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1653386 497723 digits Jan 2022 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1689708 508657 digits May 2022 PPSE; PrimeGrid
k: 3435
max n: 2.372.790
n = 1 4 digits
n = 3 5 digits
n = 10 7 digits
n = 18 9 digits
n = 22 11 digits
n = 33 14 digits
n = 43 17 digits
n = 48 18 digits
n = 102 35 digits
n = 129 43 digits
n = 151 49 digits
n = 163 53 digits
n = 259 82 digits
n = 475 147 digits
n = 486 150 digits
n = 711 218 digits
n = 1272 387 digits
n = 1554 472 digits
n = 1680 510 digits
n = 1894 574 digits
n = 3502 1058 digits 1993 Jeffrey Young
n = 3718 1123 digits 1993 Jeffrey Young
n = 3954 1194 digits 1993 Jeffrey Young
n = 4006 1210 digits 1993 Jeffrey Young
n = 4314 1303 digits 1993 Jeffrey Young
n = 4536 1370 digits 1993 Jeffrey Young
n = 4614 1393 digits 1993 Jeffrey Young
n = 5646 1704 digits
n = 7690 2319 digits May 1996 Patrick Demichel
n = 8680 2617 digits May 1996 Patrick Demichel
n = 9501 2864 digits
n = 11619 3502 digits
n = 11998 3616 digits
n = 12123 3653 digits
n = 15960 4808 digits
n = 23370 7039 digits 1996 Patrick Demichel
n = 24471 7371 digits Dec 1998 Baptiste Heyman; Proth
n = 27913 8407 digits
n = 32061 9655 digits Feb 1999 Tadashi Taura; Proth
n = 34899 10510 digits
n = 36238 10913 digits
n = 39792 11983 digits
n = 42322 12744 digits
n = 42670 12849 digits
n = 60546 18230 digits
n = 66270 19953 digits
n = 67681 20378 digits
n = 70674 21279 digits
n = 79351 23891 digits
n = 82659 24887 digits
n = 104070 31332 digits
n = 147315 44350 digits
n = 169456 51015 digits
n = 181992 54789 digits
n = 193798 58343 digits
n = 273426 82313 digits
n = 286735 86320 digits
n = 383709 115512 digits Apr 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 387633 116693 digits Jun 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 484456 145840 digits Jan 2010 Robert M Weis; PSieve; srsieve; PrimeGrid; LLR
n = 540399 162680 digits Aug 2010 Jedidiah Smith; PSieve; srsieve; PrimeGrid; LLR
n = 629934 189633 digits Feb 2011 Gary Craig; PSieve; srsieve; PrimeGrid; LLR
n = 753523 226837 digits Dec 2011 Mark Wilcoxen; PSieve; srsieve; PrimeGrid; LLR
n = 919311 276744 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1408974 424147 digits Jun 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1474966 444013 digits Feb 2018 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1891321 569348 digits Feb 2024 Jasper Damstra; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2336062 703229 digits Jan 2026 Valter Cavecchia; PPSE; PrimeGrid
k: 3437
max n: 2.373.058
n = 27 12 digits
n = 79 28 digits
n = 307 96 digits
n = 559 172 digits
n = 615 189 digits
n = 3327 1006 digits 1993 Jeffrey Young
n = 15819 4766 digits
n = 16407 4943 digits
n = 24959 7517 digits
n = 45595 13729 digits
n = 76347 22987 digits
n = 212575 63995 digits
n = 272927 82163 digits
k: 3439
max n: 2.373.445
n = 2 5 digits
n = 10 7 digits
n = 46 18 digits
n = 142 47 digits
n = 186 60 digits
n = 650 200 digits
n = 6522 1967 digits
n = 7646 2306 digits May 1996 Patrick Demichel
n = 9006 2715 digits
n = 81842 24641 digits
n = 95106 28634 digits
n = 97522 29361 digits
k: 3441
max n: 2.372.806
n = 1 4 digits
n = 3 5 digits
n = 4 5 digits
n = 11 7 digits
n = 15 9 digits
n = 68 25 digits
n = 125 42 digits
n = 137 45 digits
n = 140 46 digits
n = 207 66 digits
n = 251 80 digits
n = 365 114 digits
n = 367 115 digits
n = 405 126 digits
n = 543 167 digits
n = 736 226 digits
n = 757 232 digits
n = 844 258 digits
n = 868 265 digits
n = 968 295 digits
n = 1131 345 digits
n = 1357 413 digits
n = 1748 530 digits
n = 2291 694 digits
n = 2655 803 digits
n = 2927 885 digits
n = 3083 932 digits
n = 3404 1029 digits 1993 Jeffrey Young
n = 3744 1131 digits 1993 Jeffrey Young
n = 4057 1225 digits 1993 Jeffrey Young
n = 6064 1829 digits
n = 6631 2000 digits
n = 7980 2406 digits
n = 8907 2685 digits
n = 9263 2792 digits
n = 12652 3813 digits
n = 12848 3872 digits
n = 13772 4150 digits
n = 13864 4178 digits
n = 14368 4329 digits
n = 14767 4449 digits
n = 15877 4783 digits
n = 18227 5491 digits
n = 19251 5799 digits
n = 27357 8239 digits
n = 42667 12848 digits
n = 47236 14223 digits
n = 47568 14323 digits
n = 48304 14545 digits
n = 53276 16042 digits
n = 57717 17379 digits Feb 1999 Tadashi Taura; Proth
n = 71283 21462 digits
n = 72328 21777 digits
n = 87187 26250 digits
n = 99075 29829 digits
n = 136055 40961 digits
n = 142952 43037 digits
n = 157716 47481 digits
n = 234971 70737 digits
n = 258093 77698 digits
n = 318867 95993 digits
n = 382008 115000 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 386067 116222 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 414291 124718 digits Oct 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 510044 153543 digits May 2010 Michael E. Jones; PSieve; srsieve; PrimeGrid; LLR
n = 682260 205385 digits Aug 2011 Adrian Schori; PSieve; srsieve; PrimeGrid; LLR
n = 753328 226778 digits Dec 2011 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 952227 286653 digits Jul 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 963420 290022 digits Aug 2012 Matthew K Williams; PSieve; srsieve; PrimeGrid; LLR
n = 1110257 334225 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1121287 337545 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1154931 347673 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1180477 355363 digits Oct 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1222996 368163 digits Nov 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1824996 549383 digits Jan 2024 Will Steinbach; PPSE; PrimeGrid
k: 3443
max n: 2.372.896
n = 3137 948 digits
n = 127993 38534 digits
n = 206753 62243 digits May 2004 Yves Minet; Proth
n = 1043489 314126 digits Jan 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
k: 3445
max n: 2.372.045
n = 2 5 digits
n = 12 8 digits
n = 18 9 digits
n = 20 10 digits
n = 48 18 digits
n = 92 32 digits
n = 252 80 digits
n = 612 188 digits
n = 662 203 digits
n = 680 209 digits
n = 752 230 digits
n = 1120 341 digits
n = 1408 428 digits
n = 1958 593 digits
n = 1978 599 digits
n = 3476 1050 digits 1993 Jeffrey Young
n = 4268 1289 digits 1993 Jeffrey Young
n = 7978 2406 digits May 1996 Patrick Demichel
n = 8462 2551 digits May 1996 Patrick Demichel
n = 10872 3277 digits
n = 17028 5130 digits
n = 21056 6343 digits
n = 32672 9839 digits
n = 35240 10612 digits
n = 49860 15013 digits
n = 62408 18791 digits
n = 151176 45513 digits
n = 181818 54737 digits
n = 289578 87176 digits
n = 350252 105440 digits Jan 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 525480 158189 digits Jul 2010 Adam Ferralli; PSieve; srsieve; PrimeGrid; LLR
n = 699526 210582 digits Sep 2011 Olexander Belogourov; PSieve; srsieve; PrimeGrid; LLR
n = 806302 242725 digits Mar 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 892880 268788 digits Jun 2012 Andrei Ryjkov; PSieve; srsieve; PrimeGrid; LLR
n = 1290692 388541 digits Aug 2014 Jozsef Schmidt; PSieve; srsieve; PrimeGrid; LLR
n = 1452498 437250 digits Jul 2017 Peter Shane; PSieve; srsieve; PrimeGrid; LLR
n = 1628960 490370 digits Feb 2021 Bryan Little; PSieve; srsieve; PrimeGrid; LLR
n = 2123292 639179 digits Jan 2025 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2128988 640893 digits Jan 2025 Mark Williams; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3447
max n: 2.372.806
n = 2 5 digits
n = 8 6 digits
n = 12 8 digits
n = 20 10 digits
n = 59 22 digits
n = 68 25 digits
n = 74 26 digits
n = 360 112 digits
n = 722 221 digits
n = 1131 345 digits
n = 1170 356 digits
n = 1632 495 digits
n = 3764 1137 digits 1993 Jeffrey Young
n = 4682 1413 digits 1993 Jeffrey Young
n = 4751 1434 digits 1993 Jeffrey Young
n = 9698 2923 digits
n = 21600 6506 digits
n = 54308 16352 digits
n = 175202 52745 digits
n = 230378 69355 digits
n = 439344 132260 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 678932 204383 digits Aug 2011 Mark Wilcoxen; PSieve; srsieve; PrimeGrid; LLR
n = 722124 217385 digits Nov 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
k: 3449
max n: 2.372.900
n = 1 4 digits
n = 13 8 digits
n = 37 15 digits
n = 117 39 digits
n = 1813 550 digits
n = 2389 723 digits
n = 3165 957 digits
n = 4165 1258 digits 1993 Jeffrey Young
n = 4777 1442 digits 1993 Jeffrey Young
n = 19075 5746 digits
n = 23845 7182 digits Apr 1998 David Hanson; Proth
n = 322125 96973 digits
k: 3451
max n: 2.372.939
n = 4 5 digits
n = 16 9 digits
n = 24 11 digits
n = 44 17 digits
n = 96 33 digits
n = 108 37 digits
n = 384 120 digits
n = 808 247 digits
n = 868 265 digits
n = 3384 1023 digits 1993 Jeffrey Young
n = 3764 1137 digits 1993 Jeffrey Young
n = 4940 1491 digits 1993 Jeffrey Young
n = 23360 7036 digits
n = 56048 16876 digits
n = 74984 22576 digits
n = 129760 39066 digits
n = 174268 52464 digits
n = 174440 52516 digits
n = 270956 81570 digits
n = 315764 95058 digits
n = 385344 116004 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
k: 3453
max n: 2.372.944
n = 1 4 digits
n = 4 5 digits
n = 8 6 digits
n = 9 7 digits
n = 16 9 digits
n = 17 9 digits
n = 32 14 digits
n = 42 17 digits
n = 45 18 digits
n = 58 21 digits
n = 89 31 digits
n = 109 37 digits
n = 129 43 digits
n = 158 52 digits
n = 184 59 digits
n = 201 65 digits
n = 285 90 digits
n = 298 94 digits
n = 356 111 digits
n = 388 121 digits
n = 412 128 digits
n = 426 132 digits
n = 457 142 digits
n = 505 156 digits
n = 621 191 digits
n = 698 214 digits
n = 721 221 digits
n = 784 240 digits
n = 817 250 digits
n = 958 292 digits
n = 1197 364 digits
n = 1242 378 digits
n = 1288 392 digits
n = 1548 470 digits
n = 1641 498 digits
n = 2088 633 digits
n = 2177 659 digits
n = 2204 668 digits
n = 2277 689 digits
n = 2322 703 digits
n = 2508 759 digits
n = 3108 940 digits
n = 3329 1006 digits 1993 Jeffrey Young
n = 3716 1123 digits 1993 Jeffrey Young
n = 5597 1689 digits
n = 5844 1763 digits
n = 6672 2013 digits Mar 1996 Patrick Demichel
n = 7856 2369 digits
n = 9266 2793 digits
n = 10229 3083 digits
n = 10326 3112 digits
n = 13004 3919 digits
n = 14536 4380 digits
n = 14556 4386 digits
n = 15689 4727 digits
n = 15725 4738 digits
n = 15992 4818 digits
n = 16708 5034 digits
n = 17665 5322 digits
n = 18573 5595 digits
n = 20104 6056 digits
n = 25632 7720 digits
n = 42765 12878 digits
n = 53544 16122 digits Feb 1999 Tadashi Taura; Proth
n = 59514 17920 digits
n = 61114 18401 digits
n = 97345 29308 digits
n = 110262 33196 digits
n = 134112 40376 digits
n = 144018 43358 digits
n = 148962 44846 digits
n = 166858 50233 digits
n = 190196 57259 digits
n = 196229 59075 digits
n = 202661 61011 digits
n = 208138 62660 digits
n = 239584 72126 digits
n = 316881 95395 digits
n = 344205 103620 digits Apr 2012 Claude Dulaurens; PPSE; PrimeGrid
n = 351896 105935 digits May 2012 David Yost; PPSE; PrimeGrid
n = 404324 121718 digits Aug 2012 Dirk Dhuyvetters; PPSE; PrimeGrid
n = 907193 273096 digits Jun 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 909852 273897 digits Jun 2012 Philip Poon; PSieve; srsieve; PrimeGrid; LLR
n = 1050393 316204 digits Mar 2013 Klaus Wilson; PSieve; srsieve; PrimeGrid; LLR
n = 1477665 444826 digits Feb 2018 Lukas Hron; PSieve; srsieve; PrimeGrid; LLR
n = 1574682 474031 digits Feb 2020 Johnathan Chu; PSieve; srsieve; PrimeGrid; LLR
n = 1748861 526464 digits Jun 2023 PPSE; PrimeGrid
n = 1872736 563754 digits Feb 2024 Cédric Latge; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3455
max n: 2.372.786
n = 1 4 digits
n = 11 7 digits
n = 13 8 digits
n = 19 10 digits
n = 33 14 digits
n = 37 15 digits
n = 63 23 digits
n = 67 24 digits
n = 83 29 digits
n = 109 37 digits
n = 127 42 digits
n = 209 67 digits
n = 281 89 digits
n = 327 102 digits
n = 539 166 digits
n = 773 237 digits
n = 853 261 digits
n = 1431 435 digits
n = 1937 587 digits
n = 3539 1069 digits 1993 Jeffrey Young
n = 7521 2268 digits May 1996 Patrick Demichel
n = 10253 3090 digits
n = 42761 12876 digits
n = 44079 13273 digits
n = 68731 20694 digits
n = 92727 27918 digits Jul 2000 Jo Yeong Uk; Proth
n = 96289 28990 digits
n = 215641 64918 digits
n = 412127 124067 digits Sep 2012 Bart Kus; PPSE; PrimeGrid
n = 1075303 323702 digits Mar 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1082941 326002 digits Mar 2013 HansJuergen Franke; PSieve; srsieve; PrimeGrid; LLR
n = 1163359 350210 digits Oct 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1734659 522188 digits Mar 2023 Örvar Andrésson; PPSE; PrimeGrid
n = 2264921 681813 digits Apr 2025 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3457
max n: 2.373.307
n = 2 5 digits
n = 4 5 digits
n = 34 14 digits
n = 94 32 digits
n = 104 35 digits
n = 124 41 digits
n = 170 55 digits
n = 196 63 digits
n = 244 77 digits
n = 376 117 digits
n = 548 169 digits
n = 718 220 digits
n = 1330 404 digits
n = 1592 483 digits
n = 1732 525 digits
n = 2980 901 digits
n = 6410 1934 digits
n = 20468 6166 digits
n = 24974 7522 digits
n = 26540 7993 digits
n = 28396 8552 digits
n = 32086 9663 digits
n = 34658 10437 digits
n = 40882 12311 digits
n = 78106 23516 digits
n = 90824 27345 digits
n = 111458 33556 digits
n = 117622 35412 digits
n = 182212 54855 digits
n = 219034 65940 digits
n = 262688 79081 digits
n = 303830 91466 digits
n = 375290 112978 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 622516 187400 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 906244 272811 digits Jun 2012 Andrei Ryjkov; PSieve; srsieve; PrimeGrid; LLR
n = 1584076 476858 digits Aug 2020 Luk Chuen Kit; PSieve; srsieve; PrimeGrid; LLR
n = 1608760 484289 digits Oct 2020 Richi Nishikawa; PSieve; srsieve; PrimeGrid; LLR
k: 3459
max n: 2.373.054
n = 3 5 digits
n = 7 6 digits
n = 13 8 digits
n = 14 8 digits
n = 19 10 digits
n = 22 11 digits
n = 26 12 digits
n = 34 14 digits
n = 38 15 digits
n = 50 19 digits
n = 55 21 digits
n = 122 41 digits
n = 149 49 digits
n = 157 51 digits
n = 303 95 digits
n = 309 97 digits
n = 659 202 digits
n = 779 239 digits
n = 866 265 digits
n = 1094 333 digits
n = 1453 441 digits
n = 1835 556 digits
n = 1975 599 digits
n = 2746 831 digits
n = 3059 925 digits
n = 4526 1367 digits 1993 Jeffrey Young
n = 7379 2225 digits May 1996 Patrick Demichel
n = 7558 2279 digits May 1996 Patrick Demichel
n = 9095 2742 digits
n = 10077 3038 digits
n = 12814 3861 digits
n = 19270 5805 digits
n = 28919 8710 digits Mar 1993 Jeffrey Young
n = 40685 12251 digits
n = 48727 14672 digits
n = 68619 20660 digits
n = 80894 24356 digits
n = 83950 25276 digits
n = 88082 26519 digits
n = 91298 27487 digits
n = 108165 32565 digits
n = 117133 35265 digits
n = 119603 36008 digits
n = 123926 37309 digits
n = 135445 40777 digits
n = 155319 46760 digits
n = 156733 47185 digits
n = 225175 67788 digits
n = 321206 96697 digits
n = 395054 118927 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 563558 169652 digits Oct 2010 Lammert van der Veen; PSieve; srsieve; PrimeGrid; LLR
n = 721877 217311 digits Nov 2011 Ernst Fluttert; PSieve; srsieve; PrimeGrid; LLR
n = 961235 289365 digits Aug 2012 Michał Gasewicz; PSieve; srsieve; PrimeGrid; LLR
n = 1011923 304623 digits Oct 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1021622 307543 digits Oct 2012 Eduard Gubaev; PSieve; srsieve; PrimeGrid; LLR
n = 1339637 403275 digits Apr 2015 Dylan Austin Schoneweis; PSieve; srsieve; PrimeGrid; LLR
n = 1344374 404701 digits May 2015 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 1688645 508337 digits Apr 2022 Brian D. Niegocki; PPSE; PrimeGrid
k: 3461
max n: 2.373.213
n = 3 5 digits
n = 5 6 digits
n = 9 7 digits
n = 21 10 digits
n = 33 14 digits
n = 35 15 digits
n = 125 42 digits
n = 135 45 digits
n = 693 213 digits
n = 773 237 digits
n = 933 285 digits
n = 935 286 digits
n = 2715 821 digits
n = 3225 975 digits
n = 4959 1497 digits 1993 Jeffrey Young
n = 13359 4025 digits
n = 24297 7318 digits
n = 42777 12881 digits
n = 156915 47240 digits
n = 162069 48792 digits
n = 182769 55023 digits
n = 213695 64333 digits
n = 704933 212210 digits Sep 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 759083 228511 digits Dec 2011 Mark Doom; PSieve; srsieve; PrimeGrid; LLR
n = 1042041 313690 digits Jan 2013 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
k: 3463
max n: 2.372.639
n = 16 9 digits
n = 18 9 digits
n = 28 12 digits
n = 40 16 digits
n = 108 37 digits
n = 114 38 digits
n = 222 71 digits
n = 364 114 digits
n = 472 146 digits
n = 666 205 digits
n = 780 239 digits
n = 1384 421 digits
n = 1666 506 digits
n = 1894 574 digits
n = 2370 717 digits
n = 2760 835 digits
n = 2992 905 digits
n = 4516 1363 digits 1993 Jeffrey Young
n = 5962 1799 digits
n = 6028 1819 digits
n = 7194 2170 digits May 1996 Patrick Demichel
n = 8194 2471 digits May 1996 Patrick Demichel
n = 9634 2904 digits
n = 13312 4011 digits
n = 18750 5648 digits
n = 85972 25884 digits
n = 194260 58482 digits
n = 217528 65486 digits
n = 272838 82136 digits
n = 418018 125840 digits Oct 2012 Brook Harste; PPSE; PrimeGrid
n = 422296 127128 digits Nov 2012 Ronny Willig; PPSE; PrimeGrid
n = 625246 188222 digits Feb 2011 John R. Bailey; PSieve; srsieve; PrimeGrid; LLR
n = 1163908 350375 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1446852 435550 digits Apr 2017 Ed Goforth; PSieve; srsieve; PrimeGrid; LLR
n = 1489702 448449 digits Apr 2018 Kimmo Koski; PSieve; srsieve; PrimeGrid; LLR
n = 1505400 453175 digits Nov 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2329392 701221 digits Dec 2025 Emil Hristoskov; PPSE; PrimeGrid
k: 3465
max n: 2.372.675
n = 4 5 digits
n = 5 6 digits
n = 10 7 digits
n = 14 8 digits
n = 16 9 digits
n = 18 9 digits
n = 24 11 digits
n = 26 12 digits
n = 34 14 digits
n = 35 15 digits
n = 38 15 digits
n = 40 16 digits
n = 45 18 digits
n = 49 19 digits
n = 58 21 digits
n = 77 27 digits
n = 80 28 digits
n = 88 31 digits
n = 95 33 digits
n = 99 34 digits
n = 114 38 digits
n = 156 51 digits
n = 176 57 digits
n = 194 62 digits
n = 196 63 digits
n = 224 71 digits
n = 226 72 digits
n = 268 85 digits
n = 293 92 digits
n = 296 93 digits
n = 397 124 digits
n = 409 127 digits
n = 446 138 digits
n = 469 145 digits
n = 614 189 digits
n = 641 197 digits
n = 662 203 digits
n = 818 250 digits
n = 873 267 digits
n = 922 282 digits
n = 950 290 digits
n = 959 293 digits
n = 1265 385 digits
n = 1288 392 digits
n = 1414 430 digits
n = 1420 432 digits
n = 1441 438 digits
n = 1942 589 digits
n = 1949 591 digits
n = 2488 753 digits
n = 2550 772 digits
n = 2840 859 digits
n = 3273 989 digits
n = 6639 2003 digits
n = 10541 3177 digits
n = 11178 3369 digits
n = 13882 4183 digits
n = 14304 4310 digits
n = 14538 4380 digits
n = 15448 4654 digits
n = 21906 6598 digits Oct 1996 Patrick Demichel
n = 22443 6760 digits
n = 24850 7485 digits
n = 27394 8250 digits
n = 33336 10039 digits
n = 37809 11386 digits Feb 1999 Tadashi Taura; Proth
n = 42014 12652 digits
n = 49052 14770 digits
n = 52888 15925 digits
n = 55356 16668 digits
n = 59578 17939 digits
n = 68795 20713 digits
n = 76776 23116 digits
n = 88763 26724 digits
n = 119704 36039 digits
n = 123695 37240 digits
n = 161894 48739 digits Mar 2004 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 338235 101823 digits Sep 2007 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 369054 111100 digits May 2012 Bob Hurd; PPSE; PrimeGrid
n = 387875 116766 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 510956 153817 digits Jun 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 552706 166385 digits Sep 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 730021 219762 digits Dec 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 915309 275540 digits Jun 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1005348 302644 digits Oct 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1193309 359226 digits Oct 2013 Justin Keenan; PSieve; srsieve; PrimeGrid; LLR
n = 1791227 539217 digits Jan 2024 PPSE; PrimeGrid
n = 1894889 570422 digits Feb 2024 Jean-Baptiste Terraillon; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1921929 578562 digits Feb 2024 Giles Averay-Jones; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2010662 605274 digits Nov 2024 Jonathan Champ; PPSE; PrimeGrid
k: 3467
max n: 2.373.330
n = 3 5 digits
n = 7 6 digits
n = 15 9 digits
n = 27 12 digits
n = 191 62 digits
n = 371 116 digits
n = 375 117 digits
n = 491 152 digits
n = 2735 827 digits
n = 5803 1751 digits
n = 11487 3462 digits
n = 14451 4354 digits
n = 160731 48389 digits
n = 586671 176610 digits Dec 2010 Jacek Kotnowski; PSieve; srsieve; PrimeGrid; LLR
n = 980855 295271 digits Sep 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1568923 472297 digits Feb 2020 Dario Canossi; PSieve; srsieve; PrimeGrid; LLR
n = 1694315 510044 digits May 2022 Jaap Rijfers; PPSE; PrimeGrid
k: 3469
max n: 2.373.169
n = 2 5 digits
n = 14 8 digits
n = 18 9 digits
n = 30 13 digits
n = 34 14 digits
n = 74 26 digits
n = 90 31 digits
n = 94 32 digits
n = 326 102 digits
n = 906 277 digits
n = 1954 592 digits
n = 3094 935 digits
n = 4578 1382 digits 1993 Jeffrey Young
n = 5662 1708 digits
n = 7142 2154 digits May 1996 Patrick Demichel
n = 27066 8152 digits
n = 27294 8220 digits
n = 117982 35520 digits
n = 138350 41652 digits
n = 724446 218084 digits Nov 2011 Christopher A. M. Gerlach; PSieve; srsieve; PrimeGrid; LLR
n = 1071678 322611 digits Apr 2013 HansJuergen Franke; PSieve; srsieve; PrimeGrid; LLR
n = 1876362 564845 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3471
max n: 2.373.096
n = 7 6 digits
n = 13 8 digits
n = 28 12 digits
n = 37 15 digits
n = 64 23 digits
n = 77 27 digits
n = 181 59 digits
n = 211 68 digits
n = 304 96 digits
n = 323 101 digits
n = 371 116 digits
n = 1027 313 digits
n = 2623 794 digits
n = 4472 1350 digits 1993 Jeffrey Young
n = 5897 1779 digits
n = 8881 2677 digits
n = 14071 4240 digits
n = 18793 5661 digits
n = 22877 6891 digits
n = 30952 9322 digits
n = 33463 10077 digits
n = 68461 20613 digits
n = 77183 23238 digits
n = 97108 29236 digits
n = 127988 38532 digits
n = 151472 45602 digits
n = 212951 64109 digits
n = 534323 160851 digits Jul 2010 Enzo Castigliola; PSieve; srsieve; PrimeGrid; LLR
n = 831301 250251 digits Apr 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 963701 290107 digits Aug 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1078009 324517 digits Mar 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1224763 368694 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 3473
max n: 2.372.732
n = 1 4 digits
n = 9 7 digits
n = 33 14 digits
n = 69 25 digits
n = 189 61 digits
n = 397 124 digits
n = 405 126 digits
n = 493 152 digits
n = 837 256 digits
n = 1209 368 digits
n = 1717 521 digits
n = 3621 1094 digits 1993 Jeffrey Young
n = 6001 1811 digits
n = 41241 12419 digits
n = 45633 13741 digits
n = 106633 32104 digits
n = 138033 41556 digits
n = 453193 136429 digits May 2009 Adam Corrall; srsieve; PrimeGrid; LLR
n = 1440133 433527 digits Feb 2017 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1946349 585913 digits Apr 2024 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1974561 594406 digits Jun 2024 Jace Tyndall; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3417741 1028847 digits Apr 2022 Mike Parker; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3475
max n: 2.373.385
n = 2 5 digits
n = 26 12 digits
n = 42 17 digits
n = 74 26 digits
n = 102 35 digits
n = 122 41 digits
n = 434 135 digits
n = 474 147 digits
n = 764 234 digits
n = 866 265 digits
n = 1034 315 digits
n = 1148 350 digits
n = 1682 510 digits
n = 2346 710 digits
n = 3228 976 digits
n = 5454 1646 digits
n = 8822 2660 digits
n = 10158 3062 digits
n = 16194 4879 digits
n = 16236 4892 digits
n = 21708 6539 digits
n = 22706 6839 digits
n = 27822 8379 digits
n = 27942 8415 digits
n = 29736 8955 digits
n = 32966 9928 digits
n = 60116 18101 digits
n = 152036 45771 digits
n = 186006 55997 digits
n = 239414 72075 digits
n = 312882 94191 digits
n = 342968 103248 digits Apr 2012 David Yost; PPSE; PrimeGrid
n = 1434684 431887 digits Feb 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 3477
max n: 2.373.101
n = 3 5 digits
n = 4 5 digits
n = 12 8 digits
n = 24 11 digits
n = 52 20 digits
n = 63 23 digits
n = 64 23 digits
n = 70 25 digits
n = 76 27 digits
n = 118 40 digits
n = 126 42 digits
n = 358 112 digits
n = 786 241 digits
n = 1063 324 digits
n = 1371 417 digits
n = 1450 441 digits
n = 1704 517 digits
n = 1866 566 digits
n = 2680 811 digits
n = 3858 1165 digits 1993 Jeffrey Young
n = 4687 1415 digits 1993 Jeffrey Young
n = 6972 2103 digits Mar 1996 Patrick Demichel
n = 9054 2730 digits
n = 10236 3085 digits
n = 11271 3397 digits May 1996 Patrick Demichel
n = 11766 3546 digits
n = 12228 3685 digits
n = 13831 4168 digits
n = 17328 5220 digits
n = 18022 5429 digits
n = 19920 6001 digits
n = 20403 6146 digits
n = 21102 6356 digits
n = 30180 9089 digits
n = 32442 9770 digits
n = 36106 10873 digits
n = 41830 12596 digits
n = 43600 13129 digits
n = 49294 14843 digits
n = 68719 20691 digits
n = 86074 25915 digits
n = 87082 26218 digits
n = 150283 45244 digits
n = 217482 65473 digits
n = 441850 133014 digits Dec 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 448662 135065 digits Jan 2013 Brook Harste; PPSE; PrimeGrid
n = 622822 187492 digits Feb 2011 Siegfried Niklas; PSieve; srsieve; PrimeGrid; LLR
n = 622948 187530 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 624436 187978 digits Feb 2011 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 950910 286256 digits Jul 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1168803 351849 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1324912 398842 digits Feb 2015 Markus Grueneberg; PSieve; srsieve; PrimeGrid; LLR
n = 1871628 563420 digits Feb 2024 Louis Meuler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1891923 569530 digits Feb 2024 Vaughan Davies; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2221707 668804 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3479
max n: 2.371.640
n = 1 4 digits
n = 11 7 digits
n = 13 8 digits
n = 41 16 digits
n = 85 30 digits
n = 105 36 digits
n = 139 46 digits
n = 151 49 digits
n = 293 92 digits
n = 505 156 digits
n = 739 227 digits
n = 1269 386 digits
n = 1321 402 digits
n = 2075 629 digits
n = 2123 643 digits
n = 2231 676 digits
n = 5713 1724 digits
n = 12009 3619 digits
n = 19549 5889 digits
n = 42505 12799 digits
n = 113869 34282 digits
n = 116861 35183 digits
n = 135935 40925 digits
n = 178555 53754 digits
n = 205525 61873 digits
n = 220201 66291 digits
n = 269095 81010 digits
n = 292105 87936 digits
n = 1269701 382222 digits Mar 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1371311 412810 digits Dec 2015 Yegor Ryabchikov; PSieve; srsieve; PrimeGrid; LLR
n = 1575059 474144 digits Feb 2020 Richard Mortimore; PSieve; srsieve; PrimeGrid; LLR
n = 2154871 648685 digits Feb 2025 Alain Dumange; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3481
max n: 2.372.879
n = 4 5 digits
n = 12 8 digits
n = 16 9 digits
n = 36 15 digits
n = 76 27 digits
n = 132 44 digits
n = 184 59 digits
n = 484 150 digits
n = 1056 322 digits
n = 3616 1093 digits 1993 Jeffrey Young
n = 5460 1648 digits
n = 7432 2241 digits May 1996 Patrick Demichel
n = 8800 2653 digits
n = 10852 3271 digits
n = 32920 9914 digits
n = 35364 10650 digits
n = 76740 23105 digits
n = 97596 29383 digits
n = 806340 242737 digits Mar 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 890176 267974 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1084608 326504 digits Mar 2013 Luis Resto; PSieve; srsieve; PrimeGrid; LLR
k: 3483
max n: 2.372.709
n = 1 4 digits
n = 2 5 digits
n = 6 6 digits
n = 21 10 digits
n = 30 13 digits
n = 57 21 digits
n = 101 34 digits
n = 109 37 digits
n = 112 38 digits
n = 145 48 digits
n = 146 48 digits
n = 164 53 digits
n = 241 77 digits
n = 380 118 digits
n = 473 146 digits
n = 656 202 digits
n = 710 218 digits
n = 937 286 digits
n = 954 291 digits
n = 982 300 digits
n = 1065 325 digits
n = 1102 336 digits
n = 1136 346 digits
n = 1529 464 digits
n = 1985 602 digits
n = 3410 1031 digits 1993 Jeffrey Young
n = 4076 1231 digits 1993 Jeffrey Young
n = 5524 1667 digits
n = 7042 2124 digits Mar 1996 Patrick Demichel
n = 8882 2678 digits
n = 8924 2690 digits
n = 10854 3271 digits
n = 21461 6464 digits
n = 22304 6718 digits
n = 26137 7872 digits
n = 46197 13911 digits
n = 51162 15405 digits
n = 59174 17817 digits
n = 103586 31187 digits
n = 121910 36703 digits
n = 138701 41757 digits
n = 152433 45891 digits
n = 161381 48585 digits
n = 202105 60844 digits
n = 239361 72059 digits
n = 280334 84393 digits
n = 348865 105023 digits Apr 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 396109 119245 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 663454 199724 digits Apr 2011 Oleksandr Vynogradov; PSieve; srsieve; PrimeGrid; LLR
n = 773990 232998 digits Dec 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 932849 280820 digits Jul 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1013510 305101 digits Oct 2012 Lino Orler; PSieve; srsieve; PrimeGrid; LLR
n = 1014265 305328 digits Oct 2012 Tetsuya Watanabe; PSieve; srsieve; PrimeGrid; LLR
n = 1135120 341709 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1154480 347537 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1451540 436961 digits Jun 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1645396 495318 digits Oct 2021 David Foubister; PSieve; srsieve; PrimeGrid; LLR
n = 1948673 586613 digits Apr 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3485
max n: 2.372.616
n = 1 4 digits
n = 5 6 digits
n = 7 6 digits
n = 23 11 digits
n = 41 16 digits
n = 65 24 digits
n = 155 51 digits
n = 217 69 digits
n = 253 80 digits
n = 271 86 digits
n = 377 118 digits
n = 415 129 digits
n = 511 158 digits
n = 523 161 digits
n = 563 174 digits
n = 581 179 digits
n = 605 186 digits
n = 965 295 digits
n = 1397 425 digits
n = 1837 557 digits
n = 5155 1556 digits
n = 6497 1960 digits
n = 19763 5953 digits
n = 21631 6516 digits
n = 40297 12135 digits
n = 57175 17215 digits
n = 68371 20586 digits
n = 161617 48656 digits
n = 212503 63974 digits
n = 233401 70265 digits
n = 251165 75612 digits
n = 292895 88174 digits
n = 328487 98888 digits
n = 337853 101708 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 349837 105315 digits Apr 2012 David Yost; PPSE; PrimeGrid
n = 563755 169711 digits Oct 2010 Anthony Storch; PSieve; srsieve; PrimeGrid; LLR
n = 622285 187330 digits Feb 2011 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 679183 204458 digits Aug 2011 Aaron Hillier; PSieve; srsieve; PrimeGrid; LLR
n = 880261 264989 digits May 2012 Robert Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 1003423 302064 digits Sep 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1529267 460359 digits Feb 2019 Detlef Lexut; PSieve; srsieve; PrimeGrid; LLR
k: 3487
max n: 2.372.851
n = 4 5 digits
n = 12 8 digits
n = 18 9 digits
n = 22 11 digits
n = 32 14 digits
n = 40 16 digits
n = 54 20 digits
n = 104 35 digits
n = 344 108 digits
n = 744 228 digits
n = 1264 385 digits
n = 1344 409 digits
n = 2748 831 digits
n = 3392 1025 digits 1993 Jeffrey Young
n = 5080 1533 digits
n = 12152 3662 digits
n = 12804 3858 digits
n = 20012 6028 digits
n = 135948 40928 digits
n = 151378 45573 digits
n = 335790 101087 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 385324 115998 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 395288 118998 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 1569498 472470 digits Feb 2020 Ken Ito; PSieve; srsieve; PrimeGrid; LLR
n = 1775322 534429 digits Nov 2023 Brian Parsonnet; PPSE; PrimeGrid
k: 3489
max n: 2.372.917
n = 11 7 digits
n = 15 9 digits
n = 35 15 digits
n = 47 18 digits
n = 53 20 digits
n = 59 22 digits
n = 65 24 digits
n = 78 28 digits
n = 83 29 digits
n = 87 30 digits
n = 111 37 digits
n = 135 45 digits
n = 143 47 digits
n = 161 53 digits
n = 279 88 digits
n = 299 94 digits
n = 1031 314 digits
n = 1043 318 digits
n = 1347 410 digits
n = 1371 417 digits
n = 2115 641 digits
n = 2351 712 digits
n = 4409 1331 digits 1993 Jeffrey Young
n = 8822 2660 digits
n = 8963 2702 digits
n = 10799 3255 digits
n = 12659 3815 digits
n = 13427 4046 digits
n = 14867 4479 digits
n = 22103 6658 digits 1996 Patrick Demichel
n = 24719 7445 digits
n = 27375 8245 digits
n = 33651 10134 digits
n = 55719 16777 digits
n = 69783 21011 digits
n = 79943 24069 digits
n = 97847 29459 digits
n = 152031 45770 digits
n = 201651 60707 digits
n = 248327 74758 digits
n = 302103 90946 digits
n = 303158 91264 digits
n = 303227 91284 digits
n = 312918 94202 digits
n = 315963 95118 digits
n = 455615 137158 digits May 2009 Dmitry Domanov; srsieve; PrimeGrid; LLR
n = 822806 247693 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 859095 258617 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1649595 496582 digits Dec 2021 Richard Cervelle; PSieve; srsieve; PrimeGrid; LLR
k: 3491
max n: 2.372.804
n = 1 4 digits
n = 9 7 digits
n = 15 9 digits
n = 49 19 digits
n = 51 19 digits
n = 57 21 digits
n = 75 27 digits
n = 237 75 digits
n = 507 157 digits
n = 541 167 digits
n = 1405 427 digits
n = 2421 733 digits
n = 3849 1163 digits 1993 Jeffrey Young
n = 6135 1851 digits
n = 14769 4450 digits
n = 17245 5195 digits Jul 1996 Patrick Demichel
n = 20127 6063 digits
n = 27651 8328 digits
n = 44079 13273 digits
n = 60157 18113 digits
n = 86809 26136 digits
n = 135777 40877 digits
n = 146379 44069 digits
n = 339897 102323 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 515025 155042 digits Jun 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 885087 266442 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1262889 380172 digits Mar 2014 Gary Bauer; PSieve; srsieve; PrimeGrid; LLR
n = 1666429 501649 digits Feb 2022 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 3493
max n: 2.372.983
n = 4 5 digits
n = 8 6 digits
n = 12 8 digits
n = 30 13 digits
n = 42 17 digits
n = 44 17 digits
n = 132 44 digits
n = 172 56 digits
n = 184 59 digits
n = 532 164 digits
n = 544 168 digits
n = 3398 1027 digits 1993 Jeffrey Young
n = 4764 1438 digits 1993 Jeffrey Young
n = 4850 1464 digits 1993 Jeffrey Young
n = 5464 1649 digits
n = 16002 4821 digits Aug 1997 Andy Penrose; Proth
n = 16190 4878 digits
n = 25472 7672 digits
n = 32768 9868 digits Jul 1999 Wolfgang Elsner; Proth
n = 47332 14252 digits
n = 47408 14275 digits
n = 80370 24198 digits
n = 94672 28503 digits
n = 222200 66893 digits
n = 229922 69217 digits
n = 378140 113836 digits Jun 2012 Stefan Larsson; PPSE; PrimeGrid
n = 390402 117527 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 421832 126988 digits Nov 2012 PPSE; PrimeGrid
n = 433664 130550 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 877172 264059 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1136634 342165 digits Aug 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1138244 342650 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1750980 527102 digits Jun 2023 Riley Fisher; PPSE; PrimeGrid
n = 1784238 537113 digits Dec 2023 Stefan Schulz; PPSE; PrimeGrid
k: 3495
max n: 2.372.763
n = 1 4 digits
n = 3 5 digits
n = 4 5 digits
n = 6 6 digits
n = 8 6 digits
n = 16 9 digits
n = 28 12 digits
n = 30 13 digits
n = 45 18 digits
n = 49 19 digits
n = 60 22 digits
n = 93 32 digits
n = 115 39 digits
n = 135 45 digits
n = 148 49 digits
n = 153 50 digits
n = 168 55 digits
n = 170 55 digits
n = 366 114 digits
n = 368 115 digits
n = 411 128 digits
n = 415 129 digits
n = 438 136 digits
n = 475 147 digits
n = 514 159 digits
n = 703 216 digits
n = 870 266 digits
n = 1038 317 digits
n = 1041 317 digits
n = 1046 319 digits
n = 1049 320 digits
n = 1183 360 digits
n = 2066 626 digits
n = 2226 674 digits
n = 3646 1102 digits 1993 Jeffrey Young
n = 3689 1115 digits 1993 Jeffrey Young
n = 5693 1718 digits
n = 6811 2054 digits Mar 1996 Patrick Demichel
n = 7011 2115 digits
n = 7413 2236 digits May 1996 Patrick Demichel
n = 9008 2716 digits
n = 10660 3213 digits
n = 11634 3506 digits
n = 11720 3532 digits
n = 12710 3830 digits
n = 13190 3975 digits
n = 23050 6943 digits
n = 23898 7198 digits Apr 1998 David Hanson; Proth
n = 29680 8939 digits
n = 32414 9762 digits
n = 37384 11258 digits
n = 40825 12294 digits
n = 42945 12932 digits
n = 53744 16183 digits
n = 68974 20767 digits
n = 91166 27448 digits
n = 91738 27620 digits
n = 92529 27858 digits
n = 129846 39092 digits
n = 133543 40204 digits
n = 134755 40569 digits
n = 185620 55881 digits
n = 195208 58768 digits
n = 198790 59846 digits
n = 207321 62414 digits
n = 243094 73183 digits
n = 274530 82646 digits
n = 392884 118274 digits Jul 2012 Adrian Schori; PPSE; PrimeGrid
n = 455769 137204 digits May 2009 Mats Karlsson; srsieve; PrimeGrid; LLR
n = 457410 137698 digits Jun 2009 Tim Rickard; srsieve; PrimeGrid; LLR
n = 498809 150161 digits Apr 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 535369 161166 digits Jul 2010 Michał Krzywdziński; PSieve; srsieve; PrimeGrid; LLR
n = 566065 170407 digits Nov 2010 Yusup Khadjiyev; PSieve; srsieve; PrimeGrid; LLR
n = 669754 201620 digits Apr 2011 Sławomir Jagsz; PSieve; srsieve; PrimeGrid; LLR
n = 1342375 404099 digits Apr 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1464343 440815 digits Jan 2018 Stephan Schöler; PSieve; srsieve; PrimeGrid; LLR
n = 2005954 603856 digits Oct 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 2043313 615103 digits Jan 2025 Jonathan Seeley; PPSE; PrimeGrid
k: 3497
max n: 2.372.790
n = 7 6 digits
n = 11 7 digits
n = 23 11 digits
n = 31 13 digits
n = 35 15 digits
n = 67 24 digits
n = 131 43 digits
n = 475 147 digits
n = 707 217 digits
n = 767 235 digits
n = 951 290 digits
n = 1375 418 digits
n = 9371 2825 digits
n = 12787 3853 digits
n = 24375 7342 digits
n = 33639 10130 digits
n = 51099 15386 digits
n = 57471 17305 digits
n = 111995 33718 digits
n = 126651 38130 digits
n = 397347 119617 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 647419 194897 digits Feb 2011 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 781835 235360 digits Mar 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 942919 283851 digits Jul 2012 Radoslaw Szymeczko; PSieve; srsieve; PrimeGrid; LLR
n = 1165619 350890 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1950055 587029 digits Apr 2024 Pavel Adamec; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3499
max n: 2.373.105
n = 2 5 digits
n = 10 7 digits
n = 106 36 digits
n = 242 77 digits
n = 5254 1586 digits
n = 245042 73769 digits
n = 1224890 368733 digits Nov 2013 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1569242 472393 digits Feb 2020 Bob Calvin; PSieve; srsieve; PrimeGrid; LLR
n = 2154266 648503 digits Feb 2025 Jonathan Sipes; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3501
max n: 2.372.784
n = 12 8 digits
n = 20 10 digits
n = 31 13 digits
n = 63 23 digits
n = 135 45 digits
n = 161 53 digits
n = 213 68 digits
n = 241 77 digits
n = 325 102 digits
n = 351 110 digits
n = 851 260 digits
n = 913 279 digits
n = 1255 382 digits
n = 2231 676 digits
n = 3020 913 digits
n = 3355 1014 digits 1993 Jeffrey Young
n = 3823 1155 digits 1993 Jeffrey Young
n = 8095 2441 digits May 1996 Patrick Demichel
n = 8411 2536 digits May 1996 Patrick Demichel
n = 9513 2868 digits
n = 10885 3281 digits
n = 11265 3395 digits May 1996 Patrick Demichel
n = 14991 4517 digits
n = 24636 7420 digits
n = 26215 7896 digits
n = 47391 14270 digits
n = 108932 32796 digits
n = 160063 48188 digits
n = 168901 50848 digits
n = 169781 51113 digits
n = 243845 73409 digits
n = 322428 97065 digits
n = 378956 114081 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 396375 119325 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 448692 135074 digits Jan 2013 Nikolaos Derziotis; PPSE; PrimeGrid
n = 619153 186388 digits Jan 2011 Bernhard Frey; PSieve; srsieve; PrimeGrid; LLR
n = 760860 229046 digits Dec 2011 Jason M. Stillwell; PSieve; srsieve; PrimeGrid; LLR
k: 3503
max n: 2.372.836
n = 5 6 digits
n = 33 14 digits
n = 173 56 digits
n = 809 248 digits
n = 1329 404 digits
n = 3377 1021 digits 1993 Jeffrey Young
n = 55797 16801 digits
n = 103929 31290 digits
n = 278645 83885 digits
n = 2259317 680126 digits Mar 2025 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3505
max n: 2.372.891
n = 4 5 digits
n = 16 9 digits
n = 24 11 digits
n = 90 31 digits
n = 126 42 digits
n = 276 87 digits
n = 472 146 digits
n = 1014 309 digits
n = 1332 405 digits
n = 1686 512 digits
n = 4720 1425 digits 1993 Jeffrey Young
n = 7584 2287 digits May 1996 Patrick Demichel
n = 12780 3851 digits
n = 15180 4574 digits
n = 21102 6356 digits
n = 32244 9710 digits
n = 40812 12290 digits
n = 204294 61503 digits
n = 219282 66015 digits
n = 257746 77593 digits
n = 342822 103204 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 494010 148716 digits Mar 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 663880 199852 digits Apr 2011 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 1643074 494619 digits Aug 2021 Phil Lachance; PSieve; srsieve; PrimeGrid; LLR
k: 3507
max n: 2.373.046
n = 2 5 digits
n = 3 5 digits
n = 4 5 digits
n = 6 6 digits
n = 10 7 digits
n = 18 9 digits
n = 31 13 digits
n = 35 15 digits
n = 46 18 digits
n = 48 18 digits
n = 50 19 digits
n = 58 22 digits
n = 66 24 digits
n = 70 25 digits
n = 86 30 digits
n = 90 31 digits
n = 102 35 digits
n = 142 47 digits
n = 146 48 digits
n = 196 63 digits
n = 240 76 digits
n = 244 77 digits
n = 291 92 digits
n = 324 102 digits
n = 394 123 digits
n = 418 130 digits
n = 504 156 digits
n = 842 258 digits
n = 966 295 digits
n = 1078 329 digits
n = 1504 457 digits
n = 2075 629 digits
n = 2635 797 digits
n = 2714 821 digits
n = 3052 923 digits
n = 3448 1042 digits 1993 Jeffrey Young
n = 3646 1102 digits 1993 Jeffrey Young
n = 4411 1332 digits 1993 Jeffrey Young
n = 4530 1368 digits 1993 Jeffrey Young
n = 5134 1550 digits
n = 6338 1912 digits
n = 7410 2235 digits May 1996 Patrick Demichel
n = 9048 2728 digits
n = 9214 2778 digits
n = 11598 3495 digits
n = 12700 3827 digits
n = 13560 4086 digits
n = 15622 4707 digits
n = 17642 5315 digits
n = 18482 5568 digits
n = 21064 6345 digits
n = 31654 9533 digits
n = 32558 9805 digits
n = 46678 14056 digits
n = 51915 15632 digits
n = 78474 23627 digits
n = 84160 25339 digits
n = 92004 27700 digits
n = 97830 29454 digits
n = 119526 35985 digits
n = 149103 44889 digits
n = 196267 59086 digits
n = 203250 61188 digits
n = 322900 97207 digits
n = 386947 116487 digits Jun 2012 Michael Millerick; PPSE; PrimeGrid
n = 658734 198303 digits Mar 2011 Daniel Hagerty; PSieve; srsieve; PrimeGrid; LLR
n = 840240 252941 digits Apr 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 999066 300753 digits Sep 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1023638 308150 digits Oct 2012 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 1127308 339358 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1792386 539566 digits Jan 2024 Guo Xu; PPSE; PrimeGrid
n = 1824811 549327 digits Jan 2024 Vaughan Davies; PPSE; PrimeGrid
n = 1847955 556294 digits Jan 2024 Glenn Mayall; PPSE; PrimeGrid
k: 3509
max n: 2.372.592
n = 1 4 digits
n = 5 6 digits
n = 7 6 digits
n = 11 7 digits
n = 13 8 digits
n = 15 9 digits
n = 17 9 digits
n = 21 10 digits
n = 35 15 digits
n = 37 15 digits
n = 77 27 digits
n = 87 30 digits
n = 137 45 digits
n = 243 77 digits
n = 253 80 digits
n = 521 161 digits
n = 543 168 digits
n = 655 201 digits
n = 773 237 digits
n = 819 251 digits
n = 841 257 digits
n = 851 260 digits
n = 1109 338 digits
n = 2459 744 digits
n = 2765 836 digits
n = 3005 909 digits
n = 3635 1098 digits 1993 Jeffrey Young
n = 3751 1133 digits 1993 Jeffrey Young
n = 4495 1357 digits 1993 Jeffrey Young
n = 4735 1429 digits 1993 Jeffrey Young
n = 5759 1738 digits
n = 5783 1745 digits
n = 7873 2374 digits
n = 10861 3274 digits
n = 11291 3403 digits
n = 11809 3559 digits
n = 16611 5004 digits May 1997 Steffen Polster; Proth
n = 18435 5554 digits
n = 20283 6110 digits
n = 39619 11931 digits
n = 56373 16974 digits
n = 66667 20073 digits
n = 83531 25149 digits
n = 87317 26289 digits
n = 101141 30451 digits
n = 106255 31990 digits
n = 110147 33162 digits
n = 122611 36914 digits
n = 128337 38637 digits
n = 142903 43022 digits
n = 259565 78141 digits
n = 269327 81080 digits
n = 327555 98608 digits
n = 348877 105026 digits Apr 2012 James Boerner; PPSE; PrimeGrid
n = 376647 113386 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 492015 148115 digits Mar 2010 Bob Naas; PSieve; srsieve; PrimeGrid; LLR
n = 591709 178126 digits Dec 2010 Sascha Beat Dinkel; PSieve; srsieve; PrimeGrid; LLR
n = 783049 235725 digits Mar 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1152083 346816 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1440823 433735 digits Feb 2017 Ken Ito; PSieve; srsieve; PrimeGrid; LLR
n = 1463591 440589 digits Dec 2017 Sean Humphries; PSieve; srsieve; PrimeGrid; LLR
n = 1643089 494623 digits Aug 2021 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1669969 502715 digits Feb 2022 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1758927 529494 digits Aug 2023 Robert Lacroix; PPSE; PrimeGrid
n = 3332649 1003231 digits Apr 2020 Roman Strajt; PSieve; srsieve; PrimeGrid; LLR
k: 3511
max n: 2.372.119
n = 40 16 digits
n = 60 22 digits
n = 72 26 digits
n = 216 69 digits
n = 532 164 digits
n = 1412 429 digits
n = 1656 503 digits
n = 3772 1140 digits 1993 Jeffrey Young
n = 8256 2489 digits May 1996 Patrick Demichel
n = 10688 3221 digits
n = 17176 5175 digits
n = 26832 8081 digits
n = 88212 26559 digits
n = 88232 26565 digits
n = 97132 29244 digits
n = 146116 43989 digits
n = 221756 66759 digits
n = 303008 91219 digits
n = 1716216 516637 digits Oct 2022 Dr. James Scott Brown; PPSE; PrimeGrid
n = 2197812 661611 digits Feb 2025 Michael Gmirkin; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3513
max n: 2.372.964
n = 1 4 digits
n = 4 5 digits
n = 28 12 digits
n = 34 14 digits
n = 41 16 digits
n = 49 19 digits
n = 64 23 digits
n = 70 25 digits
n = 80 28 digits
n = 85 30 digits
n = 164 53 digits
n = 238 76 digits
n = 368 115 digits
n = 472 146 digits
n = 680 209 digits
n = 928 283 digits
n = 1330 404 digits
n = 1544 469 digits
n = 1864 565 digits
n = 3044 920 digits
n = 6824 2058 digits Mar 1996 Patrick Demichel
n = 13978 4212 digits
n = 22744 6851 digits
n = 35260 10618 digits
n = 65068 19591 digits
n = 78628 23673 digits
n = 143264 43131 digits
n = 259436 78102 digits
n = 264188 79533 digits
n = 327281 98525 digits
n = 354388 106685 digits May 2012 PPSE; PrimeGrid
n = 387304 116594 digits Jun 2012 Ulrich Fries; PPSE; PrimeGrid
n = 619840 186594 digits Feb 2011 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 621589 187121 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 800492 240976 digits Mar 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1135292 341761 digits Aug 2013 Naoaki Tokuda; PSieve; srsieve; PrimeGrid; LLR
n = 1886869 568008 digits Feb 2024 James Krauss; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2117098 637314 digits Jan 2025 Jonathan Seeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3515
max n: 2.372.814
n = 5 6 digits
n = 7 6 digits
n = 11 7 digits
n = 15 9 digits
n = 87 30 digits
n = 113 38 digits
n = 115 39 digits
n = 137 45 digits
n = 191 62 digits
n = 205 66 digits
n = 217 69 digits
n = 223 71 digits
n = 227 72 digits
n = 315 99 digits
n = 365 114 digits
n = 459 142 digits
n = 539 166 digits
n = 709 217 digits
n = 711 218 digits
n = 819 251 digits
n = 847 259 digits
n = 1283 390 digits
n = 1839 558 digits
n = 1865 565 digits
n = 3251 983 digits
n = 3971 1199 digits 1993 Jeffrey Young
n = 4441 1341 digits 1993 Jeffrey Young
n = 6699 2021 digits Mar 1996 Patrick Demichel
n = 6971 2103 digits Mar 1996 Patrick Demichel
n = 7549 2277 digits May 1996 Patrick Demichel
n = 12867 3877 digits
n = 18571 5594 digits
n = 20741 6248 digits
n = 22395 6746 digits
n = 30209 9098 digits
n = 36835 11092 digits
n = 37595 11321 digits
n = 45485 13696 digits
n = 57259 17241 digits
n = 60167 18116 digits
n = 65455 19708 digits
n = 75617 22767 digits
n = 82045 24702 digits
n = 83593 25168 digits
n = 86707 26105 digits
n = 133159 40089 digits
n = 152317 45856 digits
n = 160795 48408 digits
n = 166347 50079 digits
n = 177757 53514 digits
n = 251573 75735 digits
n = 270649 81478 digits
n = 366899 110452 digits May 2012 PPSE; PrimeGrid
n = 437741 131777 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 602861 181483 digits Jan 2011 Kenneth J. Brazier; PSieve; srsieve; PrimeGrid; LLR
n = 747329 224972 digits Dec 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 861643 259384 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1156535 348156 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1169701 352119 digits Oct 2013 Justin Keenan; PSieve; srsieve; PrimeGrid; LLR
n = 1235623 371964 digits Jan 2014 Wayne Chang; PSieve; srsieve; PrimeGrid; LLR
n = 1285355 386934 digits Jul 2014 Andreas Kobara; PSieve; srsieve; PrimeGrid; LLR
k: 3517
max n: 2.373.337
n = 6 6 digits
n = 14 8 digits
n = 60 22 digits
n = 144 47 digits
n = 246 78 digits
n = 366 114 digits
n = 1056 322 digits
n = 2256 683 digits
n = 2814 851 digits
n = 7796 2351 digits
n = 8930 2692 digits
n = 11220 3382 digits May 1996 Patrick Demichel
n = 12750 3842 digits
n = 77216 23248 digits
n = 107100 32244 digits
n = 121686 36635 digits
n = 387864 116763 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 467696 140795 digits Aug 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 804818 242278 digits Apr 2012 Sebastien Michelot; PSieve; srsieve; PrimeGrid; LLR
n = 1465140 441055 digits Jan 2018 Glen Miller; PSieve; srsieve; PrimeGrid; LLR
n = 1526828 459625 digits Feb 2019 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1648626 496290 digits Nov 2021 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
k: 3519
max n: 2.372.832
n = 1 4 digits
n = 6 6 digits
n = 13 8 digits
n = 33 14 digits
n = 42 17 digits
n = 85 30 digits
n = 87 30 digits
n = 102 35 digits
n = 105 36 digits
n = 174 56 digits
n = 186 60 digits
n = 229 73 digits
n = 282 89 digits
n = 834 255 digits
n = 913 279 digits
n = 963 294 digits
n = 1729 525 digits
n = 8469 2553 digits
n = 10131 3054 digits
n = 32118 9673 digits
n = 45522 13708 digits
n = 59685 17971 digits
n = 60186 18122 digits
n = 74485 22426 digits
n = 88375 26608 digits
n = 182883 55057 digits
n = 292155 87951 digits
n = 339981 102349 digits Apr 2012 Douglas B. McKay; PPSE; PrimeGrid
n = 599814 180566 digits Jan 2011 Glen Martin; PSieve; srsieve; PrimeGrid; LLR
n = 607734 182950 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 659623 198570 digits Mar 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1159929 349177 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1411878 425022 digits Jul 2016 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1547046 465711 digits Oct 2019 Scott Cox; PSieve; srsieve; PrimeGrid; LLR
n = 1827595 550165 digits Jan 2024 Jave Ivanovski; PPSE; PrimeGrid
k: 3521
max n: 2.373.228
n = 1 4 digits
n = 9 7 digits
n = 61 22 digits
n = 79 28 digits
n = 137 45 digits
n = 237 75 digits
n = 271 86 digits
n = 549 169 digits
n = 1801 546 digits
n = 1879 570 digits
n = 2517 762 digits
n = 4983 1504 digits 1993 Jeffrey Young
n = 17037 5133 digits
n = 108941 32799 digits
n = 242223 72920 digits
n = 311837 93876 digits
n = 717401 215963 digits Nov 2011 Neil Walker; PSieve; srsieve; PrimeGrid; LLR
n = 828577 249431 digits Apr 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1697277 510935 digits Jun 2022 Vaughan Davies; PPSE; PrimeGrid
k: 3523
max n: 2.373.239
n = 4 5 digits
n = 12 8 digits
n = 14 8 digits
n = 20 10 digits
n = 46 18 digits
n = 48 18 digits
n = 62 23 digits
n = 70 25 digits
n = 100 34 digits
n = 142 47 digits
n = 368 115 digits
n = 886 271 digits
n = 1800 546 digits
n = 2318 702 digits
n = 2566 776 digits
n = 2700 817 digits
n = 3006 909 digits
n = 4528 1367 digits 1993 Jeffrey Young
n = 5880 1774 digits
n = 6840 2063 digits Mar 1996 Patrick Demichel
n = 7902 2383 digits
n = 13076 3940 digits
n = 56750 17087 digits
n = 68934 20755 digits
n = 89184 26851 digits
n = 231224 69609 digits
n = 636376 191572 digits Feb 2011 Jason Gledhill; PSieve; srsieve; PrimeGrid; LLR
n = 849038 255590 digits Apr 2012 Dariusz Piotrowski; PSieve; srsieve; PrimeGrid; LLR
n = 985878 296783 digits Sep 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1148654 345783 digits Sep 2013 Pauline Arthur; PSieve; srsieve; PrimeGrid; LLR
n = 1152624 346978 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1696782 510786 digits Jun 2022 Honza Cholt; PPSE; PrimeGrid
k: 3525
max n: 2.372.834
n = 3 5 digits
n = 4 5 digits
n = 6 6 digits
n = 7 6 digits
n = 8 6 digits
n = 9 7 digits
n = 12 8 digits
n = 15 9 digits
n = 16 9 digits
n = 22 11 digits
n = 23 11 digits
n = 33 14 digits
n = 36 15 digits
n = 44 17 digits
n = 52 20 digits
n = 59 22 digits
n = 96 33 digits
n = 104 35 digits
n = 114 38 digits
n = 123 41 digits
n = 155 51 digits
n = 163 53 digits
n = 202 65 digits
n = 230 73 digits
n = 285 90 digits
n = 323 101 digits
n = 326 102 digits
n = 327 102 digits
n = 372 116 digits
n = 525 162 digits
n = 579 178 digits
n = 585 180 digits
n = 834 255 digits
n = 886 271 digits
n = 927 283 digits
n = 1007 307 digits
n = 1082 330 digits
n = 1228 374 digits
n = 1528 464 digits
n = 3058 925 digits
n = 3662 1106 digits 1993 Jeffrey Young
n = 4076 1231 digits 1993 Jeffrey Young
n = 4195 1267 digits 1993 Jeffrey Young
n = 4254 1285 digits 1993 Jeffrey Young
n = 5702 1721 digits
n = 6645 2004 digits Mar 1996 Patrick Demichel
n = 7186 2167 digits May 1996 Patrick Demichel
n = 7387 2228 digits May 1996 Patrick Demichel
n = 7488 2258 digits May 1996 Patrick Demichel
n = 7512 2265 digits May 1996 Patrick Demichel
n = 8343 2516 digits May 1996 Patrick Demichel
n = 8906 2685 digits
n = 9343 2817 digits
n = 9923 2991 digits Aug 1999 Takahiro Nohara; Proth
n = 9924 2991 digits Aug 1999 Takahiro Nohara; Proth
n = 10022 3021 digits
n = 11439 3448 digits
n = 20862 6284 digits
n = 22207 6689 digits Apr 1998 David Hanson; Proth
n = 28718 8649 digits
n = 59767 17996 digits
n = 74094 22309 digits
n = 75092 22609 digits
n = 77684 23389 digits
n = 81264 24467 digits
n = 102504 30861 digits
n = 115666 34823 digits
n = 121027 36437 digits
n = 199357 60016 digits
n = 222324 66930 digits
n = 284388 85613 digits
n = 289113 87036 digits
n = 348823 105010 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 446723 134481 digits Jan 2013 John Murphy; PPSE; PrimeGrid
n = 539104 162291 digits Aug 2010 Glen Martin; PSieve; srsieve; PrimeGrid; LLR
n = 575396 173216 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 837315 252061 digits Apr 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 847228 255045 digits Apr 2012 JensOla Ekström; PSieve; srsieve; PrimeGrid; LLR
n = 852016 256486 digits May 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1248844 375944 digits Feb 2014 Ronny Willig; PSieve; srsieve; PrimeGrid; LLR
n = 1654859 498166 digits Jan 2022 Greg McDevitt; PSieve; srsieve; PrimeGrid; LLR
n = 2253928 678504 digits Mar 2025 Yifei Gao; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3527
max n: 2.372.790
n = 19 10 digits
n = 23 11 digits
n = 47 18 digits
n = 163 53 digits
n = 1091 332 digits
n = 1595 484 digits
n = 1651 501 digits
n = 17743 5345 digits
n = 21235 6396 digits
n = 22315 6722 digits
n = 43675 13152 digits
n = 122123 36767 digits
n = 224503 67586 digits
n = 370487 111532 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 494411 148837 digits Mar 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 584851 176062 digits Nov 2010 Antonia Domm; Dave Domm; PSieve; srsieve; PrimeGrid; LLR
n = 1220035 367271 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 3529
max n: 2.372.997
n = 122 41 digits
n = 170 55 digits
n = 278 88 digits
n = 310 97 digits
n = 442 137 digits
n = 1322 402 digits
n = 2026 614 digits
n = 3190 964 digits
n = 5542 1672 digits
n = 17206 5184 digits
n = 22750 6852 digits
n = 26270 7912 digits
n = 28194 8491 digits
n = 44234 13320 digits
n = 51226 15425 digits
n = 180138 54231 digits
n = 235798 70986 digits
n = 1026266 308941 digits Oct 2012 Aaron Everett; PSieve; srsieve; PrimeGrid; LLR
n = 1119770 337088 digits Jul 2013 Ryo Takagi; PSieve; srsieve; PrimeGrid; LLR
n = 1464946 440997 digits Jan 2018 Alexey Simbarsky; PSieve; srsieve; PrimeGrid; LLR
k: 3531
max n: 2.373.023
n = 21 10 digits
n = 32 14 digits
n = 33 14 digits
n = 36 15 digits
n = 45 18 digits
n = 47 18 digits
n = 48 18 digits
n = 155 51 digits
n = 345 108 digits
n = 432 134 digits
n = 600 185 digits
n = 708 217 digits
n = 720 221 digits
n = 777 238 digits
n = 824 252 digits
n = 929 284 digits
n = 932 285 digits
n = 1056 322 digits
n = 4305 1300 digits 1993 Jeffrey Young
n = 7427 2240 digits May 1996 Patrick Demichel
n = 12647 3811 digits
n = 15561 4688 digits
n = 16080 4845 digits
n = 16649 5016 digits Jul 1997 Steffen Polster; Proth
n = 17904 5394 digits
n = 20897 6295 digits
n = 24825 7477 digits
n = 26424 7958 digits
n = 34872 10502 digits
n = 35064 10559 digits
n = 43832 13199 digits
n = 59721 17982 digits
n = 62081 18692 digits
n = 189069 56919 digits
n = 376181 113246 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 465141 140025 digits May 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 578265 174079 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 731045 220071 digits Dec 2011 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 893709 269037 digits Jun 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1100553 331304 digits Jun 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1557497 468857 digits Feb 2020 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
n = 1604049 482871 digits Sep 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1779419 535663 digits Dec 2023 Mark Schell; PPSE; PrimeGrid
n = 1918740 577602 digits Feb 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1930872 581254 digits Mar 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2011787 605612 digits Nov 2024 Brian Parsonnet; PPSE; PrimeGrid
n = 2267889 682707 digits Apr 2025 Sabrina Tarson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2343669 705519 digits Feb 2026 Dennis Bischof; PPSE; PrimeGrid
n = 2359964 710424 digits Apr 2026 Ryan Propper; PPSE; PrimeGrid
k: 3533
max n: 2.372.756
n = 261 83 digits
n = 1609 488 digits
n = 3081 932 digits
n = 14101 4249 digits
n = 18097 5452 digits
n = 26493 7979 digits
n = 80133 24126 digits
n = 275469 82928 digits
n = 458773 138108 digits Jun 2009 Senji Yamashita; srsieve; PrimeGrid; LLR
k: 3535
max n: 2.373.357
n = 6 6 digits
n = 14 8 digits
n = 20 10 digits
n = 28 12 digits
n = 44 17 digits
n = 46 18 digits
n = 68 25 digits
n = 76 27 digits
n = 130 43 digits
n = 190 61 digits
n = 206 66 digits
n = 210 67 digits
n = 242 77 digits
n = 302 95 digits
n = 604 186 digits
n = 802 245 digits
n = 836 256 digits
n = 1210 368 digits
n = 1290 392 digits
n = 1542 468 digits
n = 1684 511 digits
n = 2182 661 digits
n = 5858 1767 digits
n = 6650 2006 digits Mar 1996 Patrick Demichel
n = 7522 2268 digits May 1996 Patrick Demichel
n = 10594 3193 digits
n = 15764 4749 digits
n = 39562 11913 digits
n = 56852 17118 digits
n = 69202 20836 digits
n = 106436 32044 digits
n = 109756 33044 digits
n = 117364 35334 digits
n = 227626 68526 digits
n = 336580 101325 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 396644 119406 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 586252 176483 digits Dec 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 732290 220445 digits Dec 2011 Arnaud Jacques; PSieve; srsieve; PrimeGrid; LLR
n = 858644 258482 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1010442 304177 digits Oct 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1133380 341185 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1373974 413611 digits Jan 2016 Yong Li; PSieve; srsieve; PrimeGrid; LLR
k: 3537
max n: 2.372.713
n = 2 5 digits
n = 3 5 digits
n = 10 7 digits
n = 11 7 digits
n = 43 17 digits
n = 47 18 digits
n = 63 23 digits
n = 71 25 digits
n = 83 29 digits
n = 103 35 digits
n = 143 47 digits
n = 227 72 digits
n = 235 75 digits
n = 262 83 digits
n = 358 112 digits
n = 367 115 digits
n = 391 122 digits
n = 803 246 digits
n = 1111 338 digits
n = 1298 395 digits
n = 1419 431 digits
n = 2275 689 digits
n = 2439 738 digits
n = 3032 917 digits
n = 3395 1026 digits 1993 Jeffrey Young
n = 5471 1651 digits
n = 7090 2138 digits May 1996 Patrick Demichel
n = 7419 2237 digits May 1996 Patrick Demichel
n = 7931 2392 digits
n = 8014 2417 digits May 1996 Patrick Demichel
n = 8723 2630 digits
n = 9170 2764 digits
n = 11050 3330 digits
n = 12079 3640 digits
n = 13867 4178 digits
n = 16243 4894 digits
n = 18255 5499 digits
n = 24979 7523 digits
n = 28803 8675 digits
n = 32019 9643 digits
n = 42984 12944 digits
n = 43447 13083 digits
n = 50935 15337 digits
n = 52848 15913 digits
n = 55795 16800 digits
n = 178071 53609 digits
n = 204947 61699 digits
n = 208838 62871 digits
n = 215283 64811 digits
n = 239211 72014 digits
n = 366099 110211 digits May 2012 PPSE; PrimeGrid
n = 405279 122005 digits Aug 2012 Ronny Willig; PPSE; PrimeGrid
n = 430000 129447 digits Dec 2012 Kenta Miyakoshi; PPSE; PrimeGrid
n = 441255 132835 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 490747 147734 digits Feb 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 603638 181717 digits Jan 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1071632 322597 digits Mar 2013 Vit Kliber; PSieve; srsieve; PrimeGrid; LLR
n = 1490038 448550 digits Apr 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1636827 492738 digits Apr 2021 Brian Smith; PSieve; srsieve; PrimeGrid; LLR
n = 1646408 495622 digits Oct 2021 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1693311 509741 digits May 2022 Honza Cholt; PPSE; PrimeGrid
n = 1823011 548785 digits Jan 2024 Jens Riemann; PPSE; PrimeGrid
n = 1855183 558470 digits Jan 2024 Marshall Bishop; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2143035 645122 digits Jan 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3539
max n: 2.372.642
n = 1 4 digits
n = 13 8 digits
n = 21 10 digits
n = 27 12 digits
n = 31 13 digits
n = 67 24 digits
n = 87 30 digits
n = 105 36 digits
n = 115 39 digits
n = 147 48 digits
n = 295 93 digits
n = 495 153 digits
n = 607 187 digits
n = 621 191 digits
n = 625 192 digits
n = 651 200 digits
n = 1027 313 digits
n = 1161 354 digits
n = 1221 372 digits
n = 1273 387 digits
n = 1575 478 digits
n = 2155 653 digits
n = 3033 917 digits
n = 5571 1681 digits
n = 6519 1966 digits
n = 7919 2388 digits
n = 8131 2452 digits May 1996 Patrick Demichel
n = 12123 3653 digits
n = 16061 4839 digits
n = 23905 7200 digits
n = 24327 7327 digits
n = 45813 13795 digits
n = 69445 20909 digits
n = 70615 21261 digits
n = 87151 26239 digits
n = 128071 38557 digits
n = 192897 58072 digits
n = 317769 95662 digits
n = 381315 114791 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 449835 135418 digits Jan 2013 Brook Harste; PPSE; PrimeGrid
n = 479737 144419 digits Oct 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 516939 155618 digits Jun 2010 Michael Sherman; PSieve; srsieve; PrimeGrid; LLR
n = 618567 186211 digits Feb 2011 Bruce Southey; PSieve; srsieve; PrimeGrid; LLR
n = 627277 188833 digits Feb 2011 Fred Daniel Kline; PSieve; srsieve; PrimeGrid; LLR
n = 643675 193770 digits Feb 2011 Christian Mandery; PSieve; srsieve; PrimeGrid; LLR
n = 669297 201483 digits Apr 2011 John ODonnell; PSieve; srsieve; PrimeGrid; LLR
n = 905163 272485 digits Jun 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1123683 338266 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1436865 432544 digits Feb 2017 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1601725 482171 digits Sep 2020 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
k: 3541
max n: 2.373.356
n = 8 6 digits
n = 16 9 digits
n = 112 38 digits
n = 2048 621 digits
n = 3692 1115 digits 1993 Jeffrey Young
n = 4088 1235 digits 1993 Jeffrey Young
n = 10124 3052 digits
n = 14068 4239 digits
n = 14776 4452 digits
n = 466936 140566 digits Sep 2009 Dale Laluk; srsieve; PrimeGrid; LLR
k: 3543
max n: 2.372.348
n = 2 5 digits
n = 6 6 digits
n = 10 7 digits
n = 21 10 digits
n = 33 14 digits
n = 34 14 digits
n = 52 20 digits
n = 54 20 digits
n = 57 21 digits
n = 60 22 digits
n = 62 23 digits
n = 144 47 digits
n = 161 53 digits
n = 176 57 digits
n = 210 67 digits
n = 242 77 digits
n = 254 81 digits
n = 294 93 digits
n = 438 136 digits
n = 449 139 digits
n = 472 146 digits
n = 526 162 digits
n = 546 168 digits
n = 568 175 digits
n = 744 228 digits
n = 846 259 digits
n = 960 293 digits
n = 962 294 digits
n = 1008 307 digits
n = 1249 380 digits
n = 1450 441 digits
n = 1490 453 digits
n = 1633 496 digits
n = 1697 515 digits
n = 2140 648 digits
n = 3102 938 digits
n = 3521 1064 digits 1993 Jeffrey Young
n = 4002 1209 digits 1993 Jeffrey Young
n = 4398 1328 digits 1993 Jeffrey Young
n = 7158 2159 digits May 1996 Patrick Demichel
n = 11750 3541 digits
n = 12353 3723 digits
n = 13064 3937 digits
n = 14154 4265 digits
n = 15342 4622 digits
n = 28624 8621 digits
n = 28918 8709 digits
n = 33234 10008 digits
n = 37842 11396 digits
n = 40490 12193 digits
n = 46722 14069 digits
n = 51501 15507 digits
n = 52200 15718 digits
n = 55201 16621 digits
n = 55368 16671 digits
n = 61166 18417 digits
n = 65470 19712 digits
n = 66210 19935 digits
n = 69138 20817 digits
n = 80469 24228 digits
n = 88094 26523 digits
n = 90934 27378 digits
n = 101008 30410 digits
n = 116541 35086 digits
n = 121892 36697 digits
n = 128728 38755 digits
n = 197670 59509 digits
n = 265109 79810 digits
n = 276028 83097 digits
n = 356170 107222 digits May 2012 PPSE; PrimeGrid
n = 389652 117301 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 516240 155408 digits Jun 2010 Andrew Gockel; PSieve; srsieve; PrimeGrid; LLR
n = 583214 175569 digits Nov 2010 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 608592 183208 digits Jan 2011 Wes Cure; PSieve; srsieve; PrimeGrid; LLR
n = 609588 183508 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 629722 189569 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 865620 260582 digits May 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 875652 263602 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 927697 279269 digits Jul 2012 Ryan Becker; PSieve; srsieve; PrimeGrid; LLR
n = 990321 298120 digits Sep 2012 Andrei Ryjkov; PSieve; srsieve; PrimeGrid; LLR
n = 1053641 317182 digits Mar 2013 Dan Bishopp; PSieve; srsieve; PrimeGrid; LLR
n = 1102300 331829 digits Jul 2013 Justin Keenan; PSieve; srsieve; PrimeGrid; LLR
n = 1308378 393865 digits Feb 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1339200 403143 digits Apr 2015 Dave Sunderland; PSieve; srsieve; PrimeGrid; LLR
n = 1417834 426815 digits Aug 2016 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 2246306 676210 digits Mar 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3545
max n: 2.373.431
n = 71 25 digits
n = 75 27 digits
n = 155 51 digits
n = 639 196 digits
n = 849 260 digits
n = 1713 520 digits
n = 12231 3686 digits
n = 20159 6073 digits
n = 34943 10523 digits
n = 40545 12209 digits
n = 123179 37085 digits
n = 162623 48958 digits
n = 172271 51863 digits
n = 474339 142794 digits Oct 2009 Stephan Radke; srsieve; PrimeGrid; LLR
n = 958635 288582 digits Aug 2012 Lonnie Christensen; PSieve; srsieve; PrimeGrid; LLR
n = 1922219 578650 digits Feb 2024 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3547
max n: 2.371.677
n = 24 11 digits
n = 34 14 digits
n = 84 29 digits
n = 178 58 digits
n = 250 79 digits
n = 336 105 digits
n = 1816 551 digits
n = 1836 557 digits
n = 3214 972 digits
n = 5628 1698 digits
n = 6450 1946 digits
n = 14880 4483 digits
n = 15882 4785 digits
n = 18838 5675 digits
n = 32100 9667 digits
n = 103428 31139 digits
n = 125232 37703 digits
n = 134346 40446 digits
n = 232452 69979 digits
n = 426906 128516 digits Nov 2012 Göran Schmidt; PPSE; PrimeGrid
n = 473986 142688 digits Oct 2009 Dale Laluk; srsieve; PrimeGrid; LLR
n = 690060 207733 digits Aug 2011 Yuriy Bogachov; PSieve; srsieve; PrimeGrid; LLR
n = 904692 272343 digits Jun 2012 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 947302 285170 digits Jul 2012 Ray Miller; PSieve; srsieve; PrimeGrid; LLR
n = 981496 295464 digits Sep 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1191504 358682 digits Oct 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1261978 379897 digits Mar 2014 Ruslan Pisarev; PSieve; srsieve; PrimeGrid; LLR
k: 3549
max n: 2.372.562
n = 2 5 digits
n = 3 5 digits
n = 13 8 digits
n = 19 10 digits
n = 25 12 digits
n = 43 17 digits
n = 67 24 digits
n = 147 48 digits
n = 225 72 digits
n = 267 84 digits
n = 317 99 digits
n = 427 133 digits
n = 443 137 digits
n = 517 160 digits
n = 569 175 digits
n = 647 199 digits
n = 849 260 digits
n = 967 295 digits
n = 983 300 digits
n = 1273 387 digits
n = 1303 396 digits
n = 1577 479 digits
n = 1754 532 digits
n = 1863 565 digits
n = 2569 777 digits
n = 3039 919 digits
n = 4527 1367 digits 1993 Jeffrey Young
n = 5763 1739 digits
n = 8617 2598 digits May 1996 Patrick Demichel
n = 8717 2628 digits
n = 9799 2954 digits
n = 9943 2997 digits
n = 16605 5003 digits
n = 18210 5486 digits
n = 18689 5630 digits Oct 1996 Patrick Demichel
n = 36687 11048 digits
n = 50887 15323 digits Feb 1999 Tadashi Taura; Proth
n = 142713 42965 digits
n = 179247 53963 digits
n = 268305 80772 digits
n = 271697 81793 digits
n = 271873 81846 digits
n = 368607 110966 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 568563 171159 digits Nov 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 590815 177857 digits Dec 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 827049 248971 digits Apr 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1771834 533379 digits Nov 2023 Sam Black; PPSE; PrimeGrid
n = 1951269 587395 digits Apr 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3551
max n: 2.373.204
n = 1 4 digits
n = 3 5 digits
n = 11 7 digits
n = 13 8 digits
n = 21 10 digits
n = 85 30 digits
n = 213 68 digits
n = 523 161 digits
n = 625 192 digits
n = 747 229 digits
n = 901 275 digits
n = 1333 405 digits
n = 1357 413 digits
n = 6411 1934 digits
n = 7641 2304 digits May 1996 Patrick Demichel
n = 28813 8678 digits
n = 38097 11472 digits
n = 154955 46650 digits
n = 760531 228947 digits Dec 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1965853 591785 digits May 2024 Robert Coplin; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2247531 676578 digits Mar 2025 Gerry Michaud; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3415275 1028104 digits Apr 2022 Erik Veit; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3553
max n: 2.372.699
n = 6 6 digits
n = 20 10 digits
n = 46 18 digits
n = 48 19 digits
n = 58 22 digits
n = 68 25 digits
n = 86 30 digits
n = 110 37 digits
n = 214 68 digits
n = 420 130 digits
n = 1790 543 digits
n = 1826 554 digits
n = 1848 560 digits
n = 1896 575 digits
n = 4860 1467 digits 1993 Jeffrey Young
n = 5718 1725 digits
n = 6514 1965 digits
n = 9030 2722 digits
n = 12418 3742 digits
n = 17064 5141 digits
n = 46534 14012 digits
n = 52730 15877 digits
n = 56300 16952 digits
n = 68802 20716 digits
n = 85330 25691 digits
n = 101350 30513 digits
n = 107958 32503 digits
n = 123404 37152 digits
n = 137750 41471 digits
n = 232534 70004 digits
n = 432786 130286 digits Dec 2012 Ronny Willig; PPSE; PrimeGrid
n = 725046 218265 digits Dec 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 763404 229812 digits Dec 2011 Josh Rosenow; PSieve; srsieve; PrimeGrid; LLR
n = 823270 247833 digits Apr 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1448886 436162 digits May 2017 Kenneth J. Brazier; PSieve; srsieve; PrimeGrid; LLR
n = 1517826 456915 digits Feb 2019 Thomas Frase; PSieve; srsieve; PrimeGrid; LLR
k: 3555
max n: 2.372.638
n = 2 5 digits
n = 5 6 digits
n = 16 9 digits
n = 22 11 digits
n = 29 13 digits
n = 47 18 digits
n = 137 45 digits
n = 143 47 digits
n = 257 81 digits
n = 346 108 digits
n = 370 115 digits
n = 1327 404 digits
n = 1913 580 digits
n = 1951 591 digits
n = 2141 649 digits
n = 2831 856 digits
n = 4343 1311 digits 1993 Jeffrey Young
n = 4660 1407 digits 1993 Jeffrey Young
n = 4997 1508 digits 1993 Jeffrey Young
n = 5710 1723 digits
n = 10145 3058 digits
n = 13649 4113 digits
n = 18887 5690 digits
n = 19658 5922 digits
n = 20753 6251 digits
n = 28058 8450 digits
n = 40100 12075 digits
n = 45953 13837 digits
n = 51953 15643 digits
n = 59312 17859 digits
n = 69919 21052 digits
n = 82546 24853 digits
n = 84689 25498 digits
n = 101228 30477 digits
n = 125801 37874 digits
n = 162346 48875 digits
n = 170287 51266 digits
n = 204161 61463 digits
n = 267007 80381 digits
n = 313855 94484 digits
n = 334553 100715 digits Apr 2012 Stefan Larsson; PPSE; PrimeGrid
n = 420377 126550 digits Oct 2012 Ronny Willig; PPSE; PrimeGrid
n = 606530 182588 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 914231 275215 digits Jun 2012 HansJürgen Bergelt; PSieve; srsieve; PrimeGrid; LLR
n = 1169321 352005 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1227976 369662 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1247657 375586 digits Feb 2014 Leon Bun; PSieve; srsieve; PrimeGrid; LLR
n = 2082172 626800 digits Jan 2025 Thorsten Sambale; PPSE; PrimeGrid
k: 3557
max n: 2.373.215
n = 71 25 digits
n = 95 33 digits
n = 299 94 digits
n = 431 134 digits
n = 10279 3098 digits
n = 14735 4440 digits
n = 53891 16227 digits
k: 3559
max n: 2.373.410
n = 14 8 digits
n = 18 9 digits
n = 62 23 digits
n = 182 59 digits
n = 318 100 digits
n = 542 167 digits
n = 2262 685 digits
n = 2582 781 digits
n = 38862 11703 digits
n = 55754 16788 digits
n = 137022 41252 digits
n = 500850 150775 digits Apr 2009 Payam Samidoost; FermFact; LLR; OpenPFGW
n = 954854 287444 digits Jul 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1153970 347384 digits Sep 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 3324650 1000823 digits Oct 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 3561
max n: 2.372.348
n = 7 6 digits
n = 15 9 digits
n = 21 10 digits
n = 55 21 digits
n = 237 75 digits
n = 495 153 digits
n = 1111 338 digits
n = 1324 403 digits
n = 2191 664 digits
n = 3795 1146 digits 1993 Jeffrey Young
n = 5731 1729 digits
n = 9484 2859 digits
n = 10149 3059 digits
n = 13276 4001 digits
n = 15847 4774 digits
n = 20011 6028 digits
n = 21040 6338 digits
n = 22684 6833 digits 1996 Patrick Demichel
n = 30220 9101 digits
n = 32260 9715 digits
n = 37084 11167 digits
n = 87751 26420 digits
n = 116176 34977 digits
n = 304941 91800 digits
n = 659955 198670 digits Mar 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1469839 442470 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 2163820 651379 digits Feb 2025 Christian Carquillat; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3563
max n: 2.372.712
n = 1 4 digits
n = 17 9 digits
n = 41 16 digits
n = 53 20 digits
n = 365 114 digits
n = 953 291 digits
n = 1325 403 digits
n = 1417 431 digits
n = 1921 582 digits
n = 2057 623 digits
n = 2361 715 digits
n = 2481 751 digits
n = 2897 876 digits
n = 3025 915 digits
n = 14913 4493 digits
n = 16761 5050 digits Nov 2000 Gennady N. Gusev; Proth
n = 18117 5458 digits
n = 27293 8220 digits
n = 76021 22889 digits
n = 89865 27056 digits
n = 103721 31227 digits
n = 354481 106713 digits May 2012 PPSE; PrimeGrid
n = 355253 106946 digits May 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 715757 215468 digits Nov 2011 Toshiya Satoh; PSieve; srsieve; PrimeGrid; LLR
n = 844333 254174 digits Apr 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1022681 307862 digits Oct 2012 Kimmo Myllyvirta; PSieve; srsieve; PrimeGrid; LLR
n = 1365533 411070 digits Nov 2015 Trevor Swann; PSieve; srsieve; PrimeGrid; LLR
n = 1391601 418918 digits Feb 2016 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
k: 3565
max n: 2.372.613
n = 4 5 digits
n = 10 7 digits
n = 16 9 digits
n = 20 10 digits
n = 22 11 digits
n = 32 14 digits
n = 128 43 digits
n = 226 72 digits
n = 772 236 digits
n = 1376 418 digits
n = 1530 465 digits
n = 1588 482 digits
n = 1978 599 digits
n = 5552 1675 digits
n = 6540 1973 digits
n = 9466 2854 digits
n = 13904 4190 digits
n = 21200 6386 digits
n = 25966 7821 digits
n = 30048 9049 digits
n = 45378 13664 digits
n = 84296 25380 digits
n = 167420 50402 digits
n = 179500 54039 digits
n = 183744 55317 digits
n = 1199092 360967 digits Nov 2013 Simon Elmir; PSieve; srsieve; PrimeGrid; LLR
n = 1414368 425771 digits Jul 2016 Erik Veit; PSieve; srsieve; PrimeGrid; LLR
n = 1662892 500584 digits Feb 2022 Kenneth J. Brazier; PSieve; srsieve; PrimeGrid; LLR
k: 3567
max n: 2.371.977
n = 3 5 digits
n = 4 5 digits
n = 10 7 digits
n = 11 7 digits
n = 12 8 digits
n = 14 8 digits
n = 15 9 digits
n = 24 11 digits
n = 30 13 digits
n = 35 15 digits
n = 44 17 digits
n = 46 18 digits
n = 50 19 digits
n = 51 19 digits
n = 54 20 digits
n = 58 22 digits
n = 60 22 digits
n = 63 23 digits
n = 71 25 digits
n = 72 26 digits
n = 98 34 digits
n = 104 35 digits
n = 112 38 digits
n = 143 47 digits
n = 170 55 digits
n = 171 56 digits
n = 340 106 digits
n = 411 128 digits
n = 474 147 digits
n = 550 170 digits
n = 584 180 digits
n = 743 228 digits
n = 808 247 digits
n = 816 250 digits
n = 831 254 digits
n = 1094 333 digits
n = 1103 336 digits
n = 1355 412 digits
n = 1419 431 digits
n = 3158 955 digits
n = 5012 1513 digits
n = 6012 1814 digits
n = 8160 2460 digits May 1996 Patrick Demichel
n = 11592 3494 digits
n = 13078 3941 digits
n = 14655 4416 digits
n = 14675 4422 digits
n = 15754 4746 digits
n = 18543 5586 digits
n = 19242 5796 digits
n = 24395 7348 digits Apr 1998 Baptiste Heyman; Proth
n = 56179 16916 digits
n = 69550 20941 digits
n = 85064 25611 digits
n = 102772 30942 digits
n = 133824 40289 digits
n = 161163 48519 digits
n = 241720 72769 digits
n = 314475 94670 digits
n = 324411 97661 digits
n = 345078 103883 digits Apr 2012 Adrian Schori; PPSE; PrimeGrid
n = 363590 109456 digits May 2012 PPSE; PrimeGrid
n = 372956 112275 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 381875 114960 digits Apr 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 397872 119775 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 398978 120108 digits Jul 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 420206 126499 digits Oct 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 428958 129133 digits Nov 2012 James P. Burt; PPSE; PrimeGrid
n = 484538 145865 digits Jan 2010 Evan Davis; PSieve; srsieve; PrimeGrid; LLR
n = 1571560 473091 digits Feb 2020 John Fleischman; PSieve; srsieve; PrimeGrid; LLR
n = 1655072 498230 digits Jan 2022 Latah Headrick; PSieve; srsieve; PrimeGrid; LLR
k: 3569
max n: 2.373.112
n = 17 9 digits
n = 25 12 digits
n = 143 47 digits
n = 505 156 digits
n = 539 166 digits
n = 757 232 digits
n = 1433 435 digits
n = 1705 517 digits
n = 2555 773 digits
n = 3413 1031 digits 1993 Jeffrey Young
n = 3817 1153 digits 1993 Jeffrey Young
n = 10259 3092 digits
n = 18827 5672 digits
n = 22499 6777 digits
n = 24757 7457 digits
n = 385217 115966 digits Jun 2012 Michael Millerick; PPSE; PrimeGrid
n = 386653 116398 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 857917 258263 digits May 2012 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
k: 3571
max n: 2.373.295
n = 64 23 digits
n = 744 228 digits
n = 52944 15942 digits
n = 54824 16508 digits
n = 581840 175155 digits Nov 2010 Nick Schradick; PSieve; srsieve; PrimeGrid; LLR
n = 949936 285963 digits Jul 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
k: 3573
max n: 2.372.459
n = 2 5 digits
n = 17 9 digits
n = 26 12 digits
n = 30 13 digits
n = 48 19 digits
n = 122 41 digits
n = 138 46 digits
n = 161 53 digits
n = 182 59 digits
n = 242 77 digits
n = 444 138 digits
n = 498 154 digits
n = 530 164 digits
n = 1050 320 digits
n = 1788 542 digits
n = 1934 586 digits
n = 2244 680 digits
n = 2793 845 digits
n = 3762 1137 digits 1993 Jeffrey Young
n = 4016 1213 digits 1993 Jeffrey Young
n = 4397 1328 digits 1993 Jeffrey Young
n = 4406 1330 digits 1993 Jeffrey Young
n = 4730 1428 digits 1993 Jeffrey Young
n = 5562 1678 digits
n = 5856 1767 digits
n = 8580 2587 digits May 1996 Patrick Demichel
n = 9905 2986 digits
n = 10994 3314 digits
n = 18510 5576 digits
n = 37236 11213 digits Feb 1999 Tadashi Taura; Proth
n = 41480 12491 digits
n = 59513 17919 digits
n = 65880 19836 digits
n = 76730 23102 digits
n = 97982 29500 digits
n = 128505 38688 digits
n = 179618 54074 digits
n = 187662 56496 digits
n = 232112 69877 digits
n = 266028 80086 digits
n = 314288 94614 digits
n = 380930 114675 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 424568 127812 digits Nov 2012 Ronny Willig; PPSE; PrimeGrid
n = 857945 258271 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1073334 323110 digits Mar 2013 Vladislav Ketamino; PSieve; srsieve; PrimeGrid; LLR
n = 1268010 381713 digits Mar 2014 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1721088 518103 digits Nov 2022 Pete Allivato; PPSE; PrimeGrid
n = 1790873 539111 digits Jan 2024 Wiktor Jezioro; PPSE; PrimeGrid
n = 3353273 1009440 digits Feb 2021 Tom Greer; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3575
max n: 2.372.484
n = 1 4 digits
n = 9 7 digits
n = 13 8 digits
n = 19 10 digits
n = 43 17 digits
n = 49 19 digits
n = 73 26 digits
n = 535 165 digits
n = 805 246 digits
n = 2115 641 digits
n = 2125 644 digits
n = 2563 776 digits
n = 8149 2457 digits May 1996 Patrick Demichel
n = 17509 5275 digits
n = 25783 7766 digits
n = 33855 10195 digits
n = 40173 12097 digits
n = 46681 14056 digits
n = 67573 20346 digits
n = 368671 110985 digits May 2012 PPSE; PrimeGrid
n = 417517 125689 digits Oct 2012 Charlie Heath; PPSE; PrimeGrid
n = 1015495 305699 digits Oct 2012 Rene Schick; PSieve; srsieve; PrimeGrid; LLR
n = 2344233 705689 digits Feb 2026 Emil Hristoskov; PPSE; PrimeGrid
k: 3577
max n: 2.372.805
n = 6 6 digits
n = 10 7 digits
n = 12 8 digits
n = 28 12 digits
n = 110 37 digits
n = 118 40 digits
n = 170 55 digits
n = 470 146 digits
n = 2078 630 digits
n = 2588 783 digits
n = 6212 1874 digits
n = 8910 2686 digits
n = 13586 4094 digits
n = 21416 6451 digits
n = 31418 9462 digits
n = 38226 11511 digits
n = 55176 16614 digits
n = 59178 17818 digits
n = 166788 50212 digits
n = 368616 110969 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 870572 262072 digits May 2012 Sami Heikkila; PSieve; srsieve; PrimeGrid; LLR
n = 1087018 327229 digits Mar 2013 Roman Maj; PSieve; srsieve; PrimeGrid; LLR
n = 1753310 527803 digits Jul 2023 Alexey Simbarsky; PPSE; PrimeGrid
n = 2264760 681765 digits Apr 2025 Vadim Bulanov; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3428812 1032179 digits Jul 2022 Jonathan Champ; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3579
max n: 2.372.861
n = 1 4 digits
n = 11 7 digits
n = 15 9 digits
n = 41 16 digits
n = 46 18 digits
n = 51 19 digits
n = 115 39 digits
n = 121 40 digits
n = 145 48 digits
n = 194 62 digits
n = 238 76 digits
n = 239 76 digits
n = 339 106 digits
n = 354 111 digits
n = 422 131 digits
n = 458 142 digits
n = 591 182 digits
n = 657 202 digits
n = 865 264 digits
n = 1195 364 digits
n = 1242 378 digits
n = 1670 507 digits
n = 1910 579 digits
n = 2274 689 digits
n = 2851 862 digits
n = 3111 941 digits
n = 3370 1019 digits 1993 Jeffrey Young
n = 3475 1050 digits 1993 Jeffrey Young
n = 3862 1167 digits 1993 Jeffrey Young
n = 4770 1440 digits 1993 Jeffrey Young
n = 4914 1483 digits 1993 Jeffrey Young
n = 6715 2025 digits Mar 1996 Patrick Demichel
n = 7578 2285 digits May 1996 Patrick Demichel
n = 8026 2420 digits May 1996 Patrick Demichel
n = 12582 3792 digits
n = 18258 5500 digits
n = 26755 8058 digits
n = 27054 8148 digits
n = 28615 8618 digits
n = 46526 14010 digits
n = 49895 15024 digits
n = 58987 17761 digits
n = 60654 18263 digits
n = 160770 48401 digits
n = 191170 57552 digits
n = 207254 62394 digits
n = 278811 83935 digits
n = 304067 91537 digits
n = 407455 122660 digits Aug 2012 Ronny Willig; PPSE; PrimeGrid
n = 1214206 365516 digits Nov 2013 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1218849 366914 digits Nov 2013 Jesper Hedlund; PSieve; srsieve; PrimeGrid; LLR
n = 1358754 409030 digits Sep 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1527207 459739 digits Feb 2019 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 1764907 531294 digits Oct 2023 Valter Cavecchia; PPSE; PrimeGrid
n = 2000129 602103 digits Oct 2024 Patrick Schöfer; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3581
max n: 2.372.642
n = 3 5 digits
n = 5 6 digits
n = 9 7 digits
n = 27 12 digits
n = 53 20 digits
n = 71 25 digits
n = 75 27 digits
n = 79 28 digits
n = 171 56 digits
n = 219 70 digits
n = 279 88 digits
n = 323 101 digits
n = 403 125 digits
n = 439 136 digits
n = 597 184 digits
n = 605 186 digits
n = 629 193 digits
n = 1223 372 digits
n = 1239 377 digits
n = 1491 453 digits
n = 1673 508 digits
n = 2133 646 digits
n = 2777 840 digits
n = 2815 851 digits
n = 3435 1038 digits 1993 Jeffrey Young
n = 4841 1461 digits 1993 Jeffrey Young
n = 13089 3944 digits
n = 14755 4446 digits
n = 26703 8042 digits
n = 30249 9110 digits
n = 36727 11060 digits
n = 94859 28559 digits
n = 111197 33478 digits
n = 256577 77241 digits
n = 277627 83578 digits
n = 282971 85187 digits
n = 361431 108806 digits Feb 2009 Steven Harvey; srsieve; PrimeGrid; LLR; OpenPFGW
n = 412819 124275 digits Sep 2012 Adrian Schori; PPSE; PrimeGrid
n = 448061 134884 digits Jan 2013 Charley Gielkens; PPSE; PrimeGrid
n = 605659 182326 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 754005 226982 digits Dec 2011 John Sheridan; PSieve; srsieve; PrimeGrid; LLR
n = 2214545 666649 digits Feb 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3583
max n: 2.373.159
n = 4 5 digits
n = 20 10 digits
n = 34 14 digits
n = 58 22 digits
n = 728 223 digits
n = 1160 353 digits
n = 1576 478 digits
n = 1940 588 digits
n = 3068 928 digits
n = 4778 1442 digits 1993 Jeffrey Young
n = 6908 2084 digits Mar 1996 Patrick Demichel
n = 9890 2981 digits
n = 12938 3899 digits
n = 13720 4134 digits
n = 16340 4923 digits
n = 226720 68254 digits
n = 1482740 446353 digits Feb 2018 Dave Sunderland; PSieve; srsieve; PrimeGrid; LLR
n = 2285236 687929 digits Jun 2025 Daniel Zuyuan Lu; PPSE; PrimeGrid
k: 3585
max n: 2.372.608
n = 2 5 digits
n = 11 7 digits
n = 12 8 digits
n = 13 8 digits
n = 26 12 digits
n = 28 12 digits
n = 33 14 digits
n = 35 15 digits
n = 51 19 digits
n = 53 20 digits
n = 64 23 digits
n = 83 29 digits
n = 98 34 digits
n = 186 60 digits
n = 219 70 digits
n = 242 77 digits
n = 288 91 digits
n = 413 128 digits
n = 435 135 digits
n = 525 162 digits
n = 528 163 digits
n = 726 223 digits
n = 1195 364 digits
n = 1502 456 digits
n = 2235 677 digits
n = 3243 980 digits
n = 3258 985 digits
n = 3436 1038 digits 1993 Jeffrey Young
n = 3731 1127 digits 1993 Jeffrey Young
n = 4453 1345 digits 1993 Jeffrey Young
n = 5185 1565 digits
n = 8545 2576 digits May 1996 Patrick Demichel
n = 8619 2599 digits May 1996 Patrick Demichel
n = 9577 2887 digits
n = 10625 3202 digits
n = 10765 3245 digits
n = 11382 3430 digits
n = 17124 5159 digits
n = 35721 10757 digits
n = 41532 12506 digits
n = 48542 14617 digits
n = 55593 16739 digits
n = 55677 16765 digits
n = 71677 21581 digits
n = 82836 24940 digits
n = 123518 37187 digits
n = 132558 39908 digits
n = 180899 54460 digits
n = 183651 55289 digits
n = 209713 63134 digits
n = 261283 78658 digits
n = 277509 83543 digits
n = 318758 95960 digits
n = 409969 123417 digits Sep 2012 PPSE; PrimeGrid
n = 473426 142519 digits Oct 2009 Gerrit Slomma; srsieve; PrimeGrid; LLR
n = 740585 222942 digits Dec 2011 Andrew Orr; PSieve; srsieve; PrimeGrid; LLR
n = 1329777 400307 digits Mar 2015 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1458624 439094 digits Oct 2017 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 1493179 449496 digits Jun 2018 Martin Orpen; PSieve; srsieve; PrimeGrid; LLR
k: 3587
max n: 2.372.662
n = 3 5 digits
n = 39 16 digits
n = 59 22 digits
n = 63 23 digits
n = 447 139 digits
n = 531 164 digits
n = 783 240 digits
n = 1791 543 digits
n = 2171 658 digits
n = 2283 691 digits
n = 3639 1100 digits 1993 Jeffrey Young
n = 3699 1118 digits 1993 Jeffrey Young
n = 34539 10401 digits
n = 47631 14342 digits
n = 74199 22340 digits
n = 93083 28025 digits
n = 270063 81301 digits
k: 3589
max n: 2.373.453
n = 118 40 digits
n = 454 141 digits
n = 514 159 digits
n = 574 177 digits
n = 1834 556 digits
n = 1894 574 digits
n = 3898 1177 digits 1993 Jeffrey Young
n = 7858 2370 digits
n = 48898 14724 digits
n = 49678 14959 digits
n = 202810 61056 digits
n = 486850 146561 digits Jan 2010 Bjorn Lindberg; PSieve; srsieve; PrimeGrid; LLR
n = 501586 150996 digits Jun 2009 Sascha Beat Dinkel; srsieve; PrimeGrid; LLR
n = 890482 268066 digits Jun 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 2343562 705487 digits Feb 2026 Jörg Steinmetz; PPSE; PrimeGrid
k: 3591
max n: 2.372.348
n = 3 5 digits
n = 4 5 digits
n = 5 6 digits
n = 7 6 digits
n = 13 8 digits
n = 20 10 digits
n = 24 11 digits
n = 45 18 digits
n = 47 18 digits
n = 56 21 digits
n = 63 23 digits
n = 76 27 digits
n = 77 27 digits
n = 96 33 digits
n = 105 36 digits
n = 109 37 digits
n = 123 41 digits
n = 243 77 digits
n = 255 81 digits
n = 259 82 digits
n = 296 93 digits
n = 439 136 digits
n = 447 139 digits
n = 520 161 digits
n = 535 165 digits
n = 545 168 digits
n = 617 190 digits
n = 707 217 digits
n = 772 236 digits
n = 1125 343 digits
n = 1628 494 digits
n = 1700 516 digits
n = 3416 1032 digits 1993 Jeffrey Young
n = 3728 1126 digits 1993 Jeffrey Young
n = 4759 1437 digits 1993 Jeffrey Young
n = 5847 1764 digits
n = 6963 2100 digits Mar 1996 Patrick Demichel
n = 9448 2848 digits
n = 10363 3124 digits
n = 12824 3864 digits
n = 16355 4927 digits
n = 23319 7024 digits
n = 23456 7065 digits Jul 1997 Chris Caldwell; Dubner Cruncher
n = 26784 8067 digits
n = 53779 16193 digits
n = 57292 17251 digits
n = 80328 24185 digits
n = 121667 36629 digits
n = 134336 40443 digits
n = 170812 51424 digits
n = 206309 62109 digits
n = 237136 71389 digits
n = 276475 83231 digits
n = 351552 105832 digits May 2012 James Boerner; PPSE; PrimeGrid
n = 590112 177645 digits Dec 2010 Jeff Webster; PSieve; srsieve; PrimeGrid; LLR
n = 687493 206960 digits Aug 2011 Mark Schell; PSieve; srsieve; PrimeGrid; LLR
n = 829299 249648 digits Apr 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 867895 261266 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1106147 332987 digits Jun 2013 Dirk Dhuyvetters; PSieve; srsieve; PrimeGrid; LLR
n = 1194692 359642 digits Oct 2013 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1554003 467806 digits Jan 2020 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
k: 3593
max n: 2.373.096
n = 1 4 digits
n = 13 8 digits
n = 37 15 digits
n = 41 16 digits
n = 85 30 digits
n = 101 34 digits
n = 349 109 digits
n = 497 154 digits
n = 613 189 digits
n = 869 266 digits
n = 1093 333 digits
n = 2141 649 digits
n = 3277 991 digits
n = 6265 1890 digits
n = 6401 1931 digits
n = 33145 9982 digits
n = 101609 30591 digits
n = 130469 39279 digits
n = 206269 62097 digits
n = 216889 65294 digits
n = 843121 253809 digits Apr 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1576037 474438 digits Mar 2020 Daniel Louwe; PSieve; srsieve; PrimeGrid; LLR
k: 3595
max n: 2.373.396
n = 6 6 digits
n = 14 8 digits
n = 36 15 digits
n = 108 37 digits
n = 158 52 digits
n = 176 57 digits
n = 444 138 digits
n = 1264 385 digits
n = 1436 436 digits
n = 2742 829 digits
n = 3552 1073 digits 1993 Jeffrey Young
n = 6982 2106 digits Mar 1996 Patrick Demichel
n = 15378 4633 digits
n = 157126 47304 digits
n = 195274 58787 digits
n = 201104 60542 digits
n = 203622 61300 digits
n = 281328 84692 digits
n = 310554 93490 digits
n = 503538 151584 digits Mar 2010 James Winskill; PSieve; srsieve; PrimeGrid; LLR
n = 766284 230679 digits Dec 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1053646 317183 digits Mar 2013 Alexandr Shcherbina; PSieve; srsieve; PrimeGrid; LLR
n = 1187792 357565 digits Oct 2013 Jesper Hedlund; PSieve; srsieve; PrimeGrid; LLR
n = 1446102 435324 digits Apr 2017 Lawrence Mahan; PSieve; srsieve; PrimeGrid; LLR
n = 3481178 1047943 digits Sep 2023 Sascha Beat Dinkel; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3597
max n: 2.372.707
n = 2 5 digits
n = 7 6 digits
n = 8 6 digits
n = 20 10 digits
n = 28 12 digits
n = 44 17 digits
n = 47 18 digits
n = 52 20 digits
n = 55 21 digits
n = 56 21 digits
n = 104 35 digits
n = 124 41 digits
n = 131 43 digits
n = 143 47 digits
n = 152 50 digits
n = 220 70 digits
n = 242 77 digits
n = 332 104 digits
n = 367 115 digits
n = 935 286 digits
n = 964 294 digits
n = 968 295 digits
n = 2548 771 digits
n = 2923 884 digits
n = 3580 1082 digits 1993 Jeffrey Young
n = 3772 1140 digits 1993 Jeffrey Young
n = 5996 1809 digits
n = 7432 2241 digits May 1996 Patrick Demichel
n = 7622 2299 digits May 1996 Patrick Demichel
n = 12662 3816 digits
n = 12971 3909 digits
n = 19772 5956 digits
n = 20020 6031 digits
n = 26395 7950 digits
n = 37411 11266 digits
n = 40552 12211 digits
n = 60379 18180 digits
n = 86020 25899 digits
n = 115435 34753 digits
n = 140123 42185 digits
n = 144107 43385 digits
n = 236702 71258 digits
n = 366914 110456 digits May 2012 PPSE; PrimeGrid
n = 443539 133523 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 476024 143302 digits Oct 2009 Rune Fredriksen; srsieve; PrimeGrid; LLR
n = 519026 156246 digits Jun 2010 Ralf Recker; PSieve; srsieve; PrimeGrid; LLR
n = 888290 267406 digits May 2012 Josef Mikula; PSieve; srsieve; PrimeGrid; LLR
n = 1261576 379776 digits Mar 2014 Philip Lang; PSieve; srsieve; PrimeGrid; LLR
n = 1609094 484390 digits Oct 2020 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2086423 628080 digits Jan 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2315834 697140 digits Oct 2025 Glenn Hall; PPSE; PrimeGrid
n = 3462056 1042187 digits Mar 2023 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3599
max n: 2.372.736
n = 3 5 digits
n = 7 6 digits
n = 13 8 digits
n = 21 10 digits
n = 27 12 digits
n = 43 17 digits
n = 49 19 digits
n = 61 22 digits
n = 123 41 digits
n = 153 50 digits
n = 247 78 digits
n = 343 107 digits
n = 387 121 digits
n = 559 172 digits
n = 697 214 digits
n = 797 244 digits
n = 1033 315 digits
n = 1109 338 digits
n = 1609 488 digits
n = 2931 886 digits
n = 3321 1004 digits 1993 Jeffrey Young
n = 3637 1099 digits 1993 Jeffrey Young
n = 4443 1342 digits 1993 Jeffrey Young
n = 7219 2177 digits May 1996 Patrick Demichel
n = 8041 2425 digits
n = 14337 4320 digits
n = 30987 9332 digits
n = 49073 14777 digits
n = 68643 20668 digits
n = 129159 38885 digits
n = 145697 43863 digits
n = 149335 44958 digits
n = 160995 48468 digits
n = 172203 51842 digits
n = 174117 52418 digits
n = 249763 75190 digits
n = 257103 77400 digits
n = 284369 85608 digits
n = 547869 164929 digits Sep 2010 Neil Kemp; PSieve; srsieve; PrimeGrid; LLR
n = 564897 170055 digits Oct 2010 Daishin Ueyama; PSieve; srsieve; PrimeGrid; LLR
n = 633237 190627 digits Feb 2011 Martin Megele; PSieve; srsieve; PrimeGrid; LLR
n = 892917 268799 digits Jun 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1198443 360771 digits Nov 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1854193 558172 digits Jan 2024 Alessandro Puppi; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3601
max n: 2.372.675
n = 12 8 digits
n = 32 14 digits
n = 236 75 digits
n = 248 79 digits
n = 452 140 digits
n = 2880 871 digits
n = 3272 989 digits
n = 3776 1141 digits 1993 Jeffrey Young
n = 6380 1925 digits
n = 45876 13814 digits
n = 59976 18059 digits
n = 64040 19282 digits
n = 183960 55382 digits
n = 503804 151664 digits Apr 2010 Volker Milbrandt; PSieve; srsieve; PrimeGrid; LLR
n = 2169384 653054 digits Feb 2025 Dawid Kwiatkowski; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2171708 653753 digits Feb 2025 Predrag Kurtovic; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2213796 666423 digits Feb 2025 Uwe Hass; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3603
max n: 2.373.264
n = 1 4 digits
n = 4 5 digits
n = 9 7 digits
n = 10 7 digits
n = 34 14 digits
n = 69 25 digits
n = 82 29 digits
n = 141 47 digits
n = 145 48 digits
n = 190 61 digits
n = 214 68 digits
n = 538 166 digits
n = 1852 562 digits
n = 27634 8323 digits
n = 44934 13531 digits
n = 51238 15428 digits
n = 75370 22693 digits
n = 246802 74299 digits
n = 849181 255633 digits Apr 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 961825 289542 digits Aug 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1115044 335666 digits Jul 2013 Richard Cervelle; PSieve; srsieve; PrimeGrid; LLR
n = 1147537 345447 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 3605
max n: 2.372.608
n = 1 4 digits
n = 5 6 digits
n = 7 6 digits
n = 11 7 digits
n = 21 10 digits
n = 27 12 digits
n = 39 16 digits
n = 41 16 digits
n = 49 19 digits
n = 121 40 digits
n = 135 45 digits
n = 147 48 digits
n = 199 64 digits
n = 219 70 digits
n = 221 71 digits
n = 331 104 digits
n = 371 116 digits
n = 441 137 digits
n = 597 184 digits
n = 791 242 digits
n = 957 292 digits
n = 1119 341 digits
n = 1185 361 digits
n = 1281 390 digits
n = 1869 567 digits
n = 2527 765 digits
n = 3099 937 digits
n = 3305 999 digits
n = 8155 2459 digits May 1996 Patrick Demichel
n = 9309 2806 digits
n = 10219 3080 digits
n = 16405 4942 digits
n = 17579 5296 digits
n = 22681 6832 digits
n = 25963 7820 digits
n = 27157 8179 digits
n = 29985 9030 digits
n = 40547 12210 digits
n = 43645 13143 digits
n = 81997 24688 digits
n = 184041 55406 digits
n = 219141 65972 digits
n = 235003 70747 digits
n = 348535 104924 digits Apr 2012 James Boerner; PPSE; PrimeGrid
n = 356195 107229 digits May 2012 PPSE; PrimeGrid
n = 383563 115468 digits Apr 2009 Steven Harvey; srsieve; PrimeGrid; LLR
n = 409655 123322 digits Sep 2012 PPSE; PrimeGrid
n = 650885 195940 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 701459 211164 digits Sep 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 703439 211760 digits Sep 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 744011 223974 digits Dec 2011 Mathias Kleber; PSieve; srsieve; PrimeGrid; LLR
n = 2090855 629414 digits Jan 2025 Greg Miller; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3607
max n: 2.372.793
n = 4 5 digits
n = 6 6 digits
n = 12 8 digits
n = 22 11 digits
n = 58 22 digits
n = 72 26 digits
n = 74 26 digits
n = 128 43 digits
n = 314 99 digits
n = 346 108 digits
n = 384 120 digits
n = 464 144 digits
n = 752 230 digits
n = 764 234 digits
n = 1346 409 digits
n = 1386 421 digits
n = 5728 1728 digits
n = 6222 1877 digits
n = 7858 2370 digits
n = 8852 2669 digits
n = 17984 5418 digits
n = 19836 5975 digits
n = 20346 6129 digits
n = 32542 9800 digits
n = 82524 24846 digits
n = 96294 28991 digits
n = 228236 68710 digits
n = 237992 71647 digits
n = 244464 73595 digits
n = 261812 78817 digits
n = 316976 95423 digits
n = 326424 98267 digits
n = 335446 100983 digits Apr 2012 Bill Sugino; PPSE; PrimeGrid
n = 429408 129269 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 603426 181653 digits Jan 2011 Sławomir Jagsz; PSieve; srsieve; PrimeGrid; LLR
n = 787846 237169 digits Mar 2012 Gary Craig; PSieve; srsieve; PrimeGrid; LLR
n = 837456 252103 digits Apr 2012 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1032046 310681 digits Jan 2013 David Yost; PSieve; srsieve; PrimeGrid; LLR
n = 1138928 342856 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1577492 474876 digits Mar 2020 Roman Strajt; PSieve; srsieve; PrimeGrid; LLR
n = 1712642 515561 digits Oct 2022 Ryan Propper; PPSE; PrimeGrid
k: 3609
max n: 2.372.796
n = 1 4 digits
n = 2 5 digits
n = 6 6 digits
n = 9 7 digits
n = 19 10 digits
n = 34 14 digits
n = 37 15 digits
n = 61 22 digits
n = 78 28 digits
n = 82 29 digits
n = 151 50 digits
n = 163 53 digits
n = 166 54 digits
n = 213 68 digits
n = 221 71 digits
n = 691 212 digits
n = 701 215 digits
n = 706 217 digits
n = 1237 376 digits
n = 2329 705 digits
n = 2889 874 digits
n = 3611 1091 digits 1993 Jeffrey Young
n = 4973 1501 digits 1993 Jeffrey Young
n = 5051 1525 digits
n = 7518 2267 digits May 1996 Patrick Demichel
n = 7901 2382 digits
n = 12238 3688 digits
n = 15994 4819 digits
n = 17666 5322 digits
n = 18921 5700 digits
n = 20761 6254 digits
n = 32446 9771 digits
n = 55049 16575 digits
n = 78342 23587 digits
n = 89183 26851 digits
n = 115086 34648 digits
n = 180889 54457 digits
n = 182218 54857 digits
n = 198177 59661 digits
n = 262366 78984 digits
n = 297814 89655 digits
n = 395506 119063 digits Jul 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 431746 129973 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 544303 163856 digits Aug 2010 Adam Alexander; PSieve; srsieve; PrimeGrid; LLR
n = 575447 173231 digits Nov 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 793461 238860 digits Mar 2012 Robert Lacroix; PSieve; srsieve; PrimeGrid; LLR
n = 793718 238937 digits Mar 2012 Matej Bučar; PSieve; srsieve; PrimeGrid; LLR
n = 1108714 333760 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 3611
max n: 2.372.562
n = 5 6 digits
n = 19 10 digits
n = 25 12 digits
n = 65 24 digits
n = 253 80 digits
n = 515 159 digits
n = 1435 436 digits
n = 2629 795 digits
n = 3065 927 digits
n = 4073 1230 digits 1993 Jeffrey Young
n = 4673 1411 digits 1993 Jeffrey Young
n = 4985 1505 digits 1993 Jeffrey Young
n = 36509 10994 digits
n = 108185 32571 digits
n = 216493 65175 digits
n = 496045 149328 digits Apr 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 1587425 477867 digits Sep 2020 Sean Matheis; PSieve; srsieve; PrimeGrid; LLR
k: 3613
max n: 2.372.669
n = 4 5 digits
n = 8 6 digits
n = 16 9 digits
n = 22 11 digits
n = 30 13 digits
n = 54 20 digits
n = 56 21 digits
n = 94 32 digits
n = 124 41 digits
n = 236 75 digits
n = 238 76 digits
n = 328 103 digits
n = 350 109 digits
n = 650 200 digits
n = 710 218 digits
n = 738 226 digits
n = 798 244 digits
n = 1506 457 digits
n = 1556 472 digits
n = 2778 840 digits
n = 3390 1025 digits 1993 Jeffrey Young
n = 4108 1241 digits 1993 Jeffrey Young
n = 4734 1429 digits 1993 Jeffrey Young
n = 5066 1529 digits
n = 5566 1680 digits
n = 9920 2990 digits
n = 21710 6539 digits
n = 24554 7396 digits
n = 27256 8209 digits
n = 33878 10202 digits
n = 34168 10290 digits
n = 57028 17171 digits
n = 91424 27525 digits
n = 93874 28263 digits
n = 172588 51958 digits
n = 384664 115799 digits Jun 2012 Bruce Dodson; PPSE; PrimeGrid
n = 442816 133305 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 513292 154520 digits Jun 2010 Kevin P Erickson; PSieve; srsieve; PrimeGrid; LLR
n = 557336 167779 digits Oct 2010 Anand S Nair; PSieve; srsieve; PrimeGrid; LLR
n = 588388 177126 digits Dec 2010 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 717874 216106 digits Nov 2011 Tomasz R. Gwiazda; PSieve; srsieve; PrimeGrid; LLR
n = 741604 223249 digits Dec 2011 Ernst Fluttert; PSieve; srsieve; PrimeGrid; LLR
n = 876248 263781 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1666586 501696 digits Feb 2022 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1739504 523647 digits Apr 2023 Vesa Harju; PPSE; PrimeGrid
n = 1813026 545779 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 1821962 548469 digits Jan 2024 LeRoy Blanchard; PPSE; PrimeGrid
k: 3615
max n: 2.373.100
n = 2 5 digits
n = 3 5 digits
n = 32 14 digits
n = 35 15 digits
n = 45 18 digits
n = 71 25 digits
n = 75 27 digits
n = 81 28 digits
n = 87 30 digits
n = 92 32 digits
n = 161 53 digits
n = 203 65 digits
n = 212 68 digits
n = 351 110 digits
n = 549 169 digits
n = 833 255 digits
n = 1431 435 digits
n = 1485 451 digits
n = 1499 455 digits
n = 2774 839 digits
n = 4983 1504 digits 1993 Jeffrey Young
n = 6371 1922 digits
n = 6567 1981 digits
n = 6596 1990 digits
n = 7205 2173 digits May 1996 Patrick Demichel
n = 7544 2275 digits May 1996 Patrick Demichel
n = 17450 5257 digits
n = 59759 17993 digits
n = 60110 18099 digits
n = 75911 22856 digits
n = 88136 26536 digits
n = 99941 30089 digits
n = 103509 31163 digits
n = 129807 39080 digits
n = 131100 39469 digits Jan 2001 Jo Yeong Uk; Proth
n = 138200 41606 digits
n = 260474 78415 digits
n = 347630 104651 digits Apr 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 387612 116687 digits Jun 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 390081 117430 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 449805 135409 digits Jan 2013 Dr. James Scott Brown; PPSE; PrimeGrid
n = 485916 146279 digits Nov 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 503469 151563 digits Mar 2010 Rodger M. Ewing; PSieve; srsieve; PrimeGrid; LLR
n = 525612 158229 digits Jul 2010 David Locke; PSieve; srsieve; PrimeGrid; LLR
n = 640223 192730 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 674607 203081 digits Jul 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 780371 234919 digits Mar 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 920993 277251 digits Jun 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1029002 309765 digits Oct 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1749509 526659 digits Jun 2023 Pete Allivato; PPSE; PrimeGrid
n = 3408035 1025925 digits Feb 2022 Marc Wiseler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3617
max n: 2.373.150
n = 31 13 digits
n = 163 53 digits
n = 483 149 digits
n = 871 266 digits
n = 1627 494 digits
n = 4671 1410 digits 1993 Jeffrey Young
n = 5991 1808 digits
n = 14863 4478 digits
n = 19327 5822 digits
n = 19783 5959 digits
n = 109243 32889 digits
n = 225591 67914 digits
n = 1414087 425687 digits Jul 2016 David Hanson; PSieve; srsieve; PrimeGrid; LLR
n = 1684351 507044 digits Apr 2022 Benjamin Lynch; PPSE; PrimeGrid
n = 2087403 628375 digits Jan 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3619
max n: 2.372.717
n = 18 9 digits
n = 26 12 digits
n = 30 13 digits
n = 830 254 digits
n = 4078 1232 digits 1993 Jeffrey Young
n = 5638 1701 digits
n = 19718 5940 digits Mar 1998 David Hanson; Proth
n = 29230 8803 digits
n = 33758 10166 digits
n = 51530 15516 digits
n = 98150 29550 digits
n = 322790 97174 digits
k: 3621
max n: 2.372.787
n = 1 4 digits
n = 5 6 digits
n = 8 6 digits
n = 12 8 digits
n = 17 9 digits
n = 27 12 digits
n = 29 13 digits
n = 32 14 digits
n = 35 15 digits
n = 56 21 digits
n = 97 33 digits
n = 116 39 digits
n = 165 54 digits
n = 176 57 digits
n = 215 69 digits
n = 233 74 digits
n = 333 104 digits
n = 341 107 digits
n = 376 117 digits
n = 383 119 digits
n = 660 203 digits
n = 701 215 digits
n = 903 276 digits
n = 909 278 digits
n = 1817 551 digits
n = 2396 725 digits
n = 2687 813 digits
n = 3197 966 digits
n = 3820 1154 digits 1993 Jeffrey Young
n = 4116 1243 digits 1993 Jeffrey Young
n = 4752 1435 digits 1993 Jeffrey Young
n = 6272 1892 digits
n = 7549 2277 digits May 1996 Patrick Demichel
n = 10823 3262 digits
n = 10897 3284 digits
n = 11663 3515 digits
n = 13576 4091 digits
n = 15208 4582 digits
n = 17357 5229 digits
n = 23013 6932 digits
n = 29453 8870 digits
n = 31260 9414 digits
n = 37589 11319 digits
n = 39056 11761 digits
n = 54975 16553 digits
n = 70308 21169 digits
n = 77060 23201 digits
n = 98991 29803 digits
n = 99959 30095 digits
n = 157331 47365 digits
n = 271277 81667 digits
n = 327068 98461 digits
n = 924501 278307 digits Jun 2012 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 2360475 710578 digits Apr 2026 PPSE; PrimeGrid
k: 3623
max n: 2.372.628
n = 1 4 digits
n = 25 12 digits
n = 77 27 digits
n = 101 34 digits
n = 169 55 digits
n = 269 85 digits
n = 601 185 digits
n = 3349 1012 digits 1993 Jeffrey Young
n = 21909 6599 digits
n = 55621 16748 digits
n = 66149 19917 digits
n = 80669 24288 digits
n = 533021 160459 digits Aug 2010 Anonymous; PSieve; srsieve; PrimeGrid; LLR
n = 2264465 681676 digits Apr 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3625
max n: 2.373.411
n = 8 6 digits
n = 172 56 digits
n = 200 64 digits
n = 280 88 digits
n = 1190 362 digits
n = 1822 553 digits
n = 3230 976 digits
n = 6088 1837 digits
n = 20692 6233 digits
n = 23908 7201 digits
n = 24182 7284 digits
n = 151772 45692 digits
n = 200758 60438 digits Mar 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 460792 138716 digits Jul 2009 Dmitry Domanov; srsieve; PrimeGrid; LLR
n = 523460 157581 digits Jul 2010 Bob Naas; PSieve; srsieve; PrimeGrid; LLR
n = 1244512 374640 digits Feb 2014 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
k: 3627
max n: 2.372.394
n = 3 5 digits
n = 6 6 digits
n = 7 6 digits
n = 8 6 digits
n = 10 7 digits
n = 14 8 digits
n = 19 10 digits
n = 20 10 digits
n = 31 13 digits
n = 34 14 digits
n = 36 15 digits
n = 58 22 digits
n = 119 40 digits
n = 120 40 digits
n = 123 41 digits
n = 147 48 digits
n = 155 51 digits
n = 163 53 digits
n = 164 53 digits
n = 199 64 digits
n = 300 94 digits
n = 355 111 digits
n = 408 127 digits
n = 479 148 digits
n = 516 159 digits
n = 523 161 digits
n = 551 170 digits
n = 566 174 digits
n = 626 193 digits
n = 628 193 digits
n = 658 202 digits
n = 1196 364 digits
n = 1274 388 digits
n = 1506 457 digits
n = 2074 628 digits
n = 2423 733 digits
n = 2563 776 digits
n = 2759 835 digits
n = 2916 882 digits
n = 5168 1560 digits
n = 6384 1926 digits
n = 6544 1974 digits
n = 7050 2126 digits Mar 1996 Patrick Demichel
n = 10548 3179 digits
n = 10587 3191 digits
n = 13188 3974 digits
n = 14555 4386 digits
n = 19008 5726 digits
n = 20327 6123 digits
n = 21820 6573 digits
n = 21934 6607 digits
n = 22183 6682 digits Mar 1998 David Hanson; Proth
n = 25708 7743 digits
n = 26856 8089 digits
n = 35998 10841 digits
n = 42948 12933 digits
n = 48556 14621 digits
n = 71030 21386 digits
n = 77170 23235 digits
n = 98358 29613 digits
n = 104194 31370 digits
n = 138644 41740 digits
n = 186591 56174 digits
n = 212091 63850 digits
n = 225124 67773 digits
n = 311714 93839 digits
n = 318215 95796 digits
n = 351347 105770 digits Jan 2009 Ulrich Fries; srsieve; PrimeGrid; LLR
n = 403814 121564 digits Jul 2012 Dirk Dhuyvetters; PPSE; PrimeGrid
n = 499636 150409 digits May 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 682027 205315 digits Sep 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 775103 233333 digits Feb 2012 Richer Yang; PSieve; srsieve; PrimeGrid; LLR
n = 1008724 303660 digits Oct 2012 Håkan Lind; PSieve; srsieve; PrimeGrid; LLR
n = 1294954 389824 digits Aug 2014 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 2063578 621203 digits Jan 2025 PPSE; PrimeGrid
n = 2234716 672721 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3629
max n: 2.373.142
n = 3 5 digits
n = 15 9 digits
n = 23 11 digits
n = 35 15 digits
n = 47 18 digits
n = 83 29 digits
n = 227 72 digits
n = 443 137 digits
n = 1115 340 digits
n = 5243 1582 digits
n = 8603 2594 digits May 1996 Patrick Demichel
n = 16695 5030 digits
n = 17375 5234 digits
n = 18957 5711 digits
n = 30837 9287 digits
n = 51563 15526 digits
n = 54287 16346 digits
n = 100527 30266 digits
n = 1889403 568771 digits Feb 2024 Glenn Hall; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3448919 1038232 digits Feb 2023 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3631
max n: 2.373.359
n = 12 8 digits
n = 108 37 digits
n = 2652 802 digits
n = 32940 9920 digits
n = 85020 25598 digits
n = 310980 93618 digits
n = 1114920 335628 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 3633
max n: 2.372.841
n = 2 5 digits
n = 4 5 digits
n = 5 6 digits
n = 6 6 digits
n = 9 7 digits
n = 12 8 digits
n = 14 8 digits
n = 21 10 digits
n = 34 14 digits
n = 48 19 digits
n = 54 20 digits
n = 60 22 digits
n = 70 25 digits
n = 81 28 digits
n = 98 34 digits
n = 105 36 digits
n = 124 41 digits
n = 129 43 digits
n = 168 55 digits
n = 192 62 digits
n = 280 88 digits
n = 290 91 digits
n = 298 94 digits
n = 364 114 digits
n = 549 169 digits
n = 554 171 digits
n = 844 258 digits
n = 852 261 digits
n = 1068 326 digits
n = 1080 329 digits
n = 1108 338 digits
n = 2452 742 digits
n = 2865 867 digits
n = 3833 1158 digits 1993 Jeffrey Young
n = 3980 1202 digits 1993 Jeffrey Young
n = 4514 1363 digits 1993 Jeffrey Young
n = 5021 1516 digits
n = 7048 2126 digits Mar 1996 Patrick Demichel
n = 8969 2704 digits
n = 9858 2972 digits
n = 10289 3101 digits
n = 11302 3406 digits May 1996 Patrick Demichel
n = 12945 3901 digits
n = 15746 4744 digits
n = 21249 6401 digits
n = 49406 14877 digits
n = 60770 18298 digits
n = 66878 20136 digits
n = 104824 31559 digits
n = 193590 58280 digits
n = 255186 76823 digits
n = 353490 106415 digits May 2012 PPSE; PrimeGrid
n = 420832 126687 digits Nov 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 630040 189665 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 714485 215085 digits Nov 2011 George Sharp; PSieve; srsieve; PrimeGrid; LLR
n = 954786 287423 digits Jul 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1044430 314409 digits Feb 2013 Richard Clark; NewPGen; PrimeGrid; Twin Prime Search; LLR
n = 1097249 330309 digits Mar 2013 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1315230 395928 digits Feb 2015 Uwe Senftleben; PSieve; srsieve; PrimeGrid; LLR
n = 1434285 431767 digits Feb 2017 Daniel Frużyński; PSieve; srsieve; PrimeGrid; LLR
n = 1474764 443952 digits Feb 2018 Rene Schick; PSieve; srsieve; PrimeGrid; LLR
n = 1556433 468537 digits Feb 2020 Will Steinbach; PSieve; srsieve; PrimeGrid; LLR
n = 1997109 601194 digits Sep 2024 Brian Parsonnet; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1999208 601826 digits Sep 2024 Giovanni Valentino; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3635
max n: 2.372.316
n = 7 6 digits
n = 9 7 digits
n = 59 22 digits
n = 65 24 digits
n = 115 39 digits
n = 237 75 digits
n = 345 108 digits
n = 403 125 digits
n = 465 144 digits
n = 605 186 digits
n = 705 216 digits
n = 857 262 digits
n = 875 267 digits
n = 923 282 digits
n = 989 302 digits
n = 1823 553 digits
n = 3105 939 digits
n = 6197 1870 digits
n = 7385 2227 digits May 1996 Patrick Demichel
n = 15037 4531 digits Nov 1997 Henri Lifchitz; Proth
n = 15733 4740 digits
n = 22689 6834 digits
n = 26515 7986 digits
n = 54779 16494 digits
n = 63405 19091 digits
n = 77325 23281 digits
n = 100187 30163 digits
n = 120719 36344 digits
n = 190373 57312 digits
n = 201875 60774 digits
n = 237337 71450 digits
n = 246575 74231 digits
n = 677829 204051 digits Aug 2011 Krzysztof Ostaszewski; PSieve; srsieve; PrimeGrid; LLR
n = 903933 272115 digits Jun 2012 Torben Kock; PSieve; srsieve; PrimeGrid; LLR
n = 1365389 411027 digits Nov 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1579169 475381 digits May 2020 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
n = 1900475 572104 digits Feb 2024 Benoit Da Mota; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2192995 660161 digits Feb 2025 Robert Lacroix; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3637
max n: 2.373.145
n = 2 5 digits
n = 4 5 digits
n = 10 7 digits
n = 30 13 digits
n = 124 41 digits
n = 190 61 digits
n = 902 276 digits
n = 1386 421 digits
n = 1470 447 digits
n = 1894 574 digits
n = 3766 1138 digits 1993 Jeffrey Young
n = 48422 14581 digits
n = 50890 15323 digits
n = 52834 15909 digits
n = 72022 21685 digits
n = 181862 54750 digits
n = 197644 59501 digits
n = 201274 60594 digits
n = 256996 77368 digits
n = 270796 81522 digits
n = 285494 85946 digits
n = 508980 153222 digits May 2010 Dwayne Sterling Roberts; PSieve; srsieve; PrimeGrid; LLR
n = 533260 160531 digits Aug 2010 Dustin Brase; PSieve; srsieve; PrimeGrid; LLR
n = 830926 250138 digits Apr 2012 Carl Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 1400646 421641 digits Mar 2016 Alex Huetter; PSieve; srsieve; PrimeGrid; LLR
n = 1642194 494354 digits Jul 2021 Thomas Mertz; PSieve; srsieve; PrimeGrid; LLR
n = 2184086 657479 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3639
max n: 2.373.040
n = 2 5 digits
n = 11 7 digits
n = 14 8 digits
n = 22 11 digits
n = 31 13 digits
n = 41 16 digits
n = 50 19 digits
n = 98 34 digits
n = 106 36 digits
n = 110 37 digits
n = 205 66 digits
n = 314 99 digits
n = 323 101 digits
n = 395 123 digits
n = 947 289 digits
n = 1271 387 digits
n = 2503 758 digits
n = 2654 803 digits
n = 4775 1441 digits 1993 Jeffrey Young
n = 5033 1519 digits
n = 10082 3039 digits
n = 19214 5788 digits
n = 21302 6417 digits Oct 1996 Patrick Demichel
n = 30461 9174 digits
n = 31558 9504 digits
n = 32530 9797 digits
n = 42067 12667 digits
n = 58295 17553 digits
n = 105338 31714 digits
n = 157814 47511 digits
n = 264062 79495 digits
n = 285071 85819 digits
n = 393191 118366 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 401942 121001 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 407686 122730 digits Aug 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 409922 123403 digits Sep 2012 Ronny Willig; PPSE; PrimeGrid
n = 541655 163058 digits Aug 2010 Keith Pattenden; PSieve; srsieve; PrimeGrid; LLR
n = 615623 185325 digits Jan 2011 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 853373 256895 digits May 2012 Lukasz Piotrowski; PSieve; srsieve; PrimeGrid; LLR
n = 859883 258855 digits May 2012 Keith Thompson; PSieve; srsieve; PrimeGrid; LLR
n = 861557 259359 digits May 2012 Thomaz Santana; PSieve; srsieve; PrimeGrid; LLR
n = 861898 259461 digits May 2012 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 873271 262885 digits May 2012 Brian J Dahlman; PSieve; srsieve; PrimeGrid; LLR
n = 898307 270421 digits Jun 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1177283 354402 digits Oct 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1193363 359242 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1556957 468695 digits Feb 2020 James P. Burt; PSieve; srsieve; PrimeGrid; LLR
n = 1674790 504166 digits Feb 2022 David Åkesson; PSieve; srsieve; PrimeGrid; LLR
n = 1979615 595928 digits Jul 2024 Yifei Gao; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3641
max n: 2.373.350
n = 1 4 digits
n = 3 5 digits
n = 11 7 digits
n = 15 9 digits
n = 23 11 digits
n = 25 12 digits
n = 35 15 digits
n = 39 16 digits
n = 45 18 digits
n = 67 24 digits
n = 105 36 digits
n = 187 60 digits
n = 209 67 digits
n = 241 77 digits
n = 253 80 digits
n = 389 121 digits
n = 409 127 digits
n = 433 134 digits
n = 1549 470 digits
n = 1579 479 digits
n = 1875 568 digits
n = 2063 625 digits
n = 2111 640 digits
n = 2145 650 digits
n = 3155 954 digits
n = 4195 1267 digits 1993 Jeffrey Young
n = 5965 1800 digits
n = 6243 1883 digits
n = 7525 2269 digits May 1996 Patrick Demichel
n = 14179 4272 digits
n = 15893 4788 digits
n = 19143 5767 digits
n = 24883 7495 digits
n = 30341 9138 digits
n = 37853 11399 digits
n = 94621 28488 digits
n = 144989 43650 digits
n = 151435 45591 digits
n = 178881 53853 digits
n = 184789 55631 digits
n = 191995 57800 digits
n = 204273 61496 digits
n = 240587 72428 digits
n = 247115 74393 digits
n = 386211 116265 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 576923 173675 digits Nov 2010 Marco Micheli; PSieve; srsieve; PrimeGrid; LLR
n = 657251 197856 digits Mar 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 732765 220588 digits Dec 2011 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 912663 274743 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1621791 488212 digits Feb 2021 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1621811 488218 digits Feb 2021 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1925053 579503 digits Feb 2024 Paul Wendelboe; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2207671 664579 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3643
max n: 2.371.499
n = 8 6 digits
n = 32 14 digits
n = 66 24 digits
n = 68 25 digits
n = 140 46 digits
n = 356 111 digits
n = 440 137 digits
n = 2552 772 digits
n = 3972 1200 digits 1993 Jeffrey Young
n = 5166 1559 digits
n = 6960 2099 digits Mar 1996 Patrick Demichel
n = 15120 4556 digits
n = 31182 9391 digits
n = 35322 10637 digits
n = 46380 13966 digits
n = 48942 14737 digits
n = 739506 222618 digits Dec 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1331796 400915 digits Apr 2015 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1815452 546510 digits Jan 2024 LeRoy Blanchard; PPSE; PrimeGrid
k: 3645
max n: 2.373.036
n = 4 5 digits
n = 7 6 digits
n = 16 9 digits
n = 25 12 digits
n = 30 13 digits
n = 82 29 digits
n = 148 49 digits
n = 154 50 digits
n = 169 55 digits
n = 226 72 digits
n = 492 152 digits
n = 556 171 digits
n = 630 194 digits
n = 652 200 digits
n = 954 291 digits
n = 1297 394 digits
n = 1522 462 digits
n = 1984 601 digits
n = 1996 605 digits
n = 2271 688 digits
n = 2749 832 digits
n = 3769 1139 digits 1993 Jeffrey Young
n = 7252 2187 digits May 1996 Patrick Demichel
n = 7420 2238 digits May 1996 Patrick Demichel
n = 7891 2379 digits
n = 9475 2856 digits
n = 9844 2967 digits
n = 21114 6360 digits
n = 25102 7561 digits
n = 25189 7587 digits
n = 46236 13922 digits Feb 1999 Tadashi Taura; Proth
n = 58660 17662 digits
n = 72889 21946 digits
n = 121296 36518 digits
n = 172576 51955 digits
n = 235642 70939 digits
n = 366852 110438 digits May 2012 PPSE; PrimeGrid
n = 477367 143706 digits Oct 2009 Martin Siegrist; srsieve; PrimeGrid; LLR
n = 584188 175862 digits Nov 2010 Maxime Debosschere; PSieve; srsieve; PrimeGrid; LLR
n = 1537236 462758 digits Apr 2019 Zhiyuan Ma; PSieve; srsieve; PrimeGrid; LLR
n = 1811416 545295 digits Jan 2024 Louis Meuler; PPSE; PrimeGrid
n = 3356232 1010331 digits Feb 2021 Andrei Piaive; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3647
max n: 2.373.326
n = 15 9 digits
n = 111 37 digits
n = 135 45 digits
n = 167 54 digits
n = 195 63 digits
n = 215 69 digits
n = 275 87 digits
n = 647 199 digits
n = 1007 307 digits
n = 4755 1435 digits 1993 Jeffrey Young
n = 4851 1464 digits 1993 Jeffrey Young
n = 6435 1941 digits
n = 11135 3356 digits
n = 45347 13655 digits
n = 1303923 392524 digits Jan 2015 Casimir Ksiazek III; PSieve; srsieve; PrimeGrid; LLR
n = 1484687 446939 digits Mar 2018 Rene Schick; PSieve; srsieve; PrimeGrid; LLR
n = 1721331 518176 digits Nov 2022 Patrick Schöfer; PPSE; PrimeGrid
n = 2044827 615558 digits Jan 2025 Zack Friedrichsen; PPSE; PrimeGrid
k: 3649
max n: 2.373.149
n = 26 12 digits
n = 66 24 digits
n = 570 176 digits
n = 5010 1512 digits
n = 25274 7612 digits
n = 163626 49260 digits
n = 168938 50859 digits
n = 1135590 341851 digits Aug 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 3651
max n: 2.373.026
n = 3 5 digits
n = 4 5 digits
n = 5 6 digits
n = 7 6 digits
n = 21 10 digits
n = 28 12 digits
n = 111 37 digits
n = 151 50 digits
n = 175 57 digits
n = 441 137 digits
n = 452 140 digits
n = 493 152 digits
n = 693 213 digits
n = 771 236 digits
n = 861 263 digits
n = 1137 346 digits
n = 1191 363 digits
n = 1221 372 digits
n = 1753 532 digits
n = 2993 905 digits
n = 3193 965 digits
n = 3224 975 digits
n = 3905 1180 digits 1993 Jeffrey Young
n = 4693 1417 digits 1993 Jeffrey Young
n = 5932 1790 digits
n = 6115 1845 digits
n = 9365 2823 digits
n = 9521 2870 digits
n = 9915 2989 digits
n = 10812 3259 digits
n = 11117 3351 digits
n = 27028 8140 digits
n = 40992 12344 digits
n = 54625 16448 digits
n = 79971 24078 digits
n = 169112 50912 digits
n = 278561 83859 digits
n = 290392 87421 digits
n = 292596 88084 digits
n = 318384 95847 digits
n = 765864 230552 digits Dec 2011 Kenneth Dejong; PSieve; srsieve; PrimeGrid; LLR
n = 905839 272689 digits Jun 2012 Piotr Rakowski; PSieve; srsieve; PrimeGrid; LLR
n = 1055484 317736 digits Mar 2013 David Sas; PSieve; srsieve; PrimeGrid; LLR
n = 1199635 361130 digits Nov 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1380072 415447 digits Feb 2016 Johan Lundqvist; PSieve; srsieve; PrimeGrid; LLR
n = 1521717 458087 digits Feb 2019 Ulrich Fries; PSieve; srsieve; PrimeGrid; LLR
n = 1600572 481824 digits Sep 2020 Federico Vera; PSieve; srsieve; PrimeGrid; LLR
n = 1802692 542668 digits Jan 2024 Kai Presler; PPSE; PrimeGrid
n = 1810973 545161 digits Jan 2024 Kyle Gingrich; PPSE; PrimeGrid
n = 2139385 644023 digits Jan 2025 Mario Lein; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3339341 1005246 digits Nov 2020 Rudi Tapper; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3653
max n: 2.372.988
n = 1 4 digits
n = 37 15 digits
n = 421 131 digits
n = 661 203 digits
n = 1733 526 digits
n = 3577 1081 digits 1993 Jeffrey Young
n = 24733 7449 digits
n = 28393 8551 digits
n = 106529 32072 digits
n = 157721 47483 digits
n = 166693 50184 digits
n = 370277 111469 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 2340109 704447 digits Jan 2026 Vanos Hsu; PPSE; PrimeGrid
k: 3655
max n: 2.372.271
n = 2 5 digits
n = 4 5 digits
n = 6 6 digits
n = 12 8 digits
n = 16 9 digits
n = 18 9 digits
n = 22 11 digits
n = 40 16 digits
n = 46 18 digits
n = 84 29 digits
n = 88 31 digits
n = 180 58 digits
n = 188 61 digits
n = 200 64 digits
n = 232 74 digits
n = 432 134 digits
n = 470 146 digits
n = 548 169 digits
n = 756 232 digits
n = 964 294 digits
n = 1212 369 digits
n = 1390 422 digits
n = 1404 427 digits
n = 1852 562 digits
n = 2158 654 digits
n = 2238 678 digits
n = 2522 763 digits
n = 2640 799 digits
n = 3528 1066 digits 1993 Jeffrey Young
n = 4070 1229 digits 1993 Jeffrey Young
n = 4918 1485 digits 1993 Jeffrey Young
n = 4976 1502 digits 1993 Jeffrey Young
n = 5172 1561 digits
n = 9550 2879 digits
n = 10388 3131 digits
n = 12030 3625 digits
n = 13044 3931 digits
n = 20840 6278 digits
n = 30296 9124 digits
n = 41674 12549 digits
n = 52056 15674 digits
n = 53014 15963 digits
n = 118904 35798 digits
n = 141960 42738 digits
n = 165498 49824 digits
n = 216976 65320 digits
n = 320684 96540 digits
n = 433222 130417 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 725860 218510 digits Dec 2011 Simon Yuen; PSieve; srsieve; PrimeGrid; LLR
n = 986030 296829 digits Sep 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1227466 369508 digits Nov 2013 Joachim Sander; PSieve; srsieve; PrimeGrid; LLR
n = 1635340 492290 digits Mar 2021 Lars Anker-Rasch; PSieve; srsieve; PrimeGrid; LLR
n = 2128914 640871 digits Jan 2025 Todd Pickering; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3657
max n: 2.372.798
n = 2 5 digits
n = 23 11 digits
n = 32 14 digits
n = 39 16 digits
n = 68 25 digits
n = 84 29 digits
n = 128 43 digits
n = 254 81 digits
n = 296 93 digits
n = 308 97 digits
n = 476 147 digits
n = 879 269 digits
n = 1034 315 digits
n = 1422 432 digits
n = 7359 2219 digits May 1996 Patrick Demichel
n = 7868 2373 digits
n = 12036 3627 digits
n = 29664 8934 digits
n = 35204 10602 digits
n = 58098 17493 digits
n = 86466 26033 digits
n = 119156 35874 digits
n = 187422 56424 digits
n = 326064 98159 digits
n = 351804 105908 digits May 2012 PPSE; PrimeGrid
n = 391406 117829 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 507162 152675 digits May 2010 Sergey Lovov; PSieve; srsieve; PrimeGrid; LLR
n = 864956 260382 digits May 2012 Matt Jurach; PSieve; srsieve; PrimeGrid; LLR
n = 978126 294449 digits Aug 2012 Chika Yamamoto; PSieve; srsieve; PrimeGrid; LLR
n = 1257314 378493 digits Mar 2014 Marshall Bishop; PSieve; srsieve; PrimeGrid; OpenPFGW; LLR
n = 1361166 409756 digits Oct 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1362404 410129 digits Oct 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1372994 413316 digits Jan 2016 David Yost; PSieve; srsieve; PrimeGrid; LLR
n = 3371183 1014831 digits Jul 2021 Patrick Leitch; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3659
max n: 2.373.066
n = 7 6 digits
n = 9 7 digits
n = 31 13 digits
n = 55 21 digits
n = 675 207 digits
n = 1075 328 digits
n = 2095 635 digits
n = 5841 1762 digits
n = 7947 2396 digits
n = 10735 3236 digits
n = 16171 4872 digits
n = 64051 19285 digits
n = 143667 43252 digits
n = 221445 66666 digits
n = 422325 127137 digits Nov 2012 Bart Kus; PPSE; PrimeGrid
n = 450043 135481 digits Apr 2009 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 1908103 574400 digits Feb 2024 Mickaël Carlier; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3661
max n: 2.373.075
n = 28 12 digits
n = 44 17 digits
n = 56 21 digits
n = 64 23 digits
n = 80 28 digits
n = 100 34 digits
n = 208 67 digits
n = 296 93 digits
n = 520 161 digits
n = 524 162 digits
n = 556 171 digits
n = 1276 388 digits
n = 1364 415 digits
n = 1400 426 digits
n = 3296 996 digits
n = 4096 1237 digits 1993 Jeffrey Young
n = 35480 10685 digits
n = 122200 36790 digits
n = 527976 158941 digits Jul 2010 Danny T. Morris; PSieve; srsieve; PrimeGrid; LLR
n = 1398760 421073 digits Mar 2016 Ed Mortensen; PSieve; srsieve; PrimeGrid; LLR
k: 3663
max n: 2.372.833
n = 2 5 digits
n = 13 8 digits
n = 14 8 digits
n = 22 11 digits
n = 37 15 digits
n = 45 18 digits
n = 54 20 digits
n = 78 28 digits
n = 150 49 digits
n = 162 53 digits
n = 180 58 digits
n = 192 62 digits
n = 208 67 digits
n = 460 143 digits
n = 806 247 digits
n = 902 276 digits
n = 1389 422 digits
n = 1462 444 digits
n = 2100 636 digits
n = 2656 804 digits
n = 3549 1072 digits 1993 Jeffrey Young
n = 6378 1924 digits
n = 7237 2183 digits May 1996 Patrick Demichel
n = 8013 2416 digits May 1996 Patrick Demichel
n = 10374 3127 digits
n = 10804 3256 digits
n = 18629 5612 digits
n = 20692 6233 digits
n = 22122 6663 digits
n = 25692 7738 digits
n = 54222 16327 digits
n = 56058 16879 digits
n = 60949 18352 digits
n = 64590 19448 digits
n = 127550 38400 digits
n = 186933 56277 digits
n = 301002 90615 digits
n = 469428 141316 digits Oct 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 733500 220810 digits Dec 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 821926 247428 digits Apr 2012 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 1600692 481860 digits Sep 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1623096 488605 digits Feb 2021 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2309532 695242 digits Sep 2025 PPSE; PrimeGrid
k: 3665
max n: 2.372.806
n = 1 4 digits
n = 5 6 digits
n = 7 6 digits
n = 9 7 digits
n = 25 12 digits
n = 29 13 digits
n = 37 15 digits
n = 43 17 digits
n = 51 19 digits
n = 67 24 digits
n = 123 41 digits
n = 137 45 digits
n = 139 46 digits
n = 223 71 digits
n = 309 97 digits
n = 389 121 digits
n = 403 125 digits
n = 553 171 digits
n = 639 196 digits
n = 657 202 digits
n = 677 208 digits
n = 783 240 digits
n = 1143 348 digits
n = 1161 354 digits
n = 3773 1140 digits 1993 Jeffrey Young
n = 8393 2531 digits
n = 9103 2744 digits
n = 9405 2835 digits
n = 12083 3641 digits
n = 14863 4478 digits
n = 19837 5976 digits Oct 1996 Patrick Demichel
n = 23465 7068 digits
n = 24285 7315 digits
n = 37027 11150 digits
n = 38839 11696 digits
n = 52157 15705 digits
n = 70211 21140 digits
n = 70329 21175 digits
n = 90153 27143 digits
n = 99373 29918 digits
n = 104049 31326 digits
n = 134199 40402 digits
n = 134985 40639 digits
n = 143197 43111 digits
n = 143861 43311 digits
n = 180545 54354 digits
n = 231543 69705 digits
n = 260005 78273 digits
n = 401961 121006 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 506103 152356 digits May 2010 Kevin P Erickson; PSieve; srsieve; PrimeGrid; LLR
n = 597975 180012 digits Dec 2010 Gary McGregor; PSieve; srsieve; PrimeGrid; LLR
n = 681805 205248 digits Aug 2011 Adrian Schori; PSieve; srsieve; PrimeGrid; LLR
n = 686805 206753 digits Sep 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 747139 224915 digits Dec 2011 Ardo van Rangelrooij; PSieve; srsieve; PrimeGrid; LLR
n = 1015561 305718 digits Oct 2012 Tino May; PSieve; srsieve; PrimeGrid; LLR
n = 2284553 687723 digits Jun 2025 David Perek; PPSE; PrimeGrid
n = 3469955 1044565 digits May 2023 Charles Jackson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3667
max n: 2.372.641
n = 2 5 digits
n = 20 10 digits
n = 28 12 digits
n = 44 17 digits
n = 68 25 digits
n = 110 37 digits
n = 392 122 digits
n = 838 256 digits
n = 1244 379 digits
n = 1496 454 digits
n = 1684 511 digits
n = 2122 643 digits
n = 4246 1282 digits 1993 Jeffrey Young
n = 5156 1556 digits
n = 9968 3005 digits
n = 10598 3194 digits
n = 12100 3647 digits May 1997 Chris Caldwell; Dubner Cruncher
n = 45122 13587 digits
n = 74918 22557 digits
n = 91228 27466 digits
n = 252406 75986 digits
n = 264338 79578 digits
n = 312746 94150 digits
n = 444542 133825 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 606382 182543 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 891182 268277 digits Jun 2012 Torben Kock; PSieve; srsieve; PrimeGrid; LLR
n = 1066232 320972 digits Mar 2013 William Fick; PSieve; srsieve; PrimeGrid; LLR
n = 1285690 387035 digits Jul 2014 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1310978 394648 digits Jan 2015 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
n = 1541840 464144 digits Jul 2019 Damián Silvestre; PSieve; srsieve; PrimeGrid; LLR
n = 3414686 1027927 digits Apr 2022 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3669
max n: 2.372.556
n = 11 7 digits
n = 22 11 digits
n = 23 11 digits
n = 25 12 digits
n = 35 15 digits
n = 55 21 digits
n = 89 31 digits
n = 115 39 digits
n = 125 42 digits
n = 139 46 digits
n = 154 50 digits
n = 173 56 digits
n = 259 82 digits
n = 307 96 digits
n = 329 103 digits
n = 367 115 digits
n = 445 138 digits
n = 502 155 digits
n = 1134 345 digits
n = 1357 413 digits
n = 1422 432 digits
n = 1498 455 digits
n = 2019 612 digits
n = 3394 1026 digits 1993 Jeffrey Young
n = 3507 1060 digits 1993 Jeffrey Young
n = 3522 1064 digits 1993 Jeffrey Young
n = 3625 1095 digits 1993 Jeffrey Young
n = 4770 1440 digits 1993 Jeffrey Young
n = 6262 1889 digits
n = 6317 1906 digits
n = 6717 2026 digits Mar 1996 Patrick Demichel
n = 6813 2055 digits Mar 1996 Patrick Demichel
n = 7035 2122 digits Mar 1996 Patrick Demichel
n = 9478 2857 digits
n = 9611 2897 digits
n = 18313 5517 digits
n = 18522 5580 digits
n = 21450 6461 digits
n = 24894 7498 digits
n = 32145 9681 digits
n = 33205 10000 digits Mar 1998 Richard Jones; Proth
n = 59665 17965 digits
n = 70109 21109 digits
n = 70399 21196 digits
n = 73390 22097 digits
n = 76253 22959 digits
n = 103665 31210 digits
n = 107827 32463 digits
n = 111143 33461 digits
n = 367999 110783 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 442745 133284 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 547847 164922 digits Sep 2010 Robert Scullin; PSieve; srsieve; PrimeGrid; LLR
n = 586429 176537 digits Nov 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 639429 192491 digits Feb 2011 Tony Hopman; PSieve; srsieve; PrimeGrid; LLR
n = 643434 193697 digits Feb 2011 Sami Heikkila; PSieve; srsieve; PrimeGrid; LLR
n = 654205 196939 digits Mar 2011 Bruce Southey; PSieve; srsieve; PrimeGrid; LLR
n = 734854 221217 digits Dec 2011 Michel Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 770065 231817 digits Dec 2011 John ODonnell; PSieve; srsieve; PrimeGrid; LLR
n = 784305 236103 digits Mar 2012 James Breslin; PSieve; srsieve; PrimeGrid; LLR
n = 883714 266028 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1028242 309536 digits Oct 2012 F. Javier Sánchez; PSieve; srsieve; PrimeGrid; LLR
n = 1064593 320478 digits Mar 2013 Ryszard Korczyk; PSieve; srsieve; PrimeGrid; LLR
n = 1080930 325396 digits Mar 2013 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 1151550 346655 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2097309 631357 digits Jan 2025 HyeongShin Kang; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2120073 638210 digits Jan 2025 Will Steinbach; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3671
max n: 2.373.335
n = 29 13 digits
n = 41 16 digits
n = 53 20 digits
n = 71 25 digits
n = 125 42 digits
n = 147 48 digits
n = 351 110 digits
n = 363 113 digits
n = 2069 627 digits
n = 2331 706 digits
n = 3627 1096 digits 1993 Jeffrey Young
n = 4727 1427 digits 1993 Jeffrey Young
n = 6959 2099 digits Mar 1996 Patrick Demichel
n = 31373 9448 digits
n = 32135 9678 digits
n = 95939 28885 digits
n = 109899 33087 digits
n = 252723 76081 digits
n = 370925 111664 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 1761533 530278 digits Sep 2023 Derek Gordon; PPSE; PrimeGrid
k: 3673
max n: 2.373.442
n = 18 9 digits
n = 34 14 digits
n = 232 74 digits
n = 1402 426 digits
n = 7128 2150 digits May 1996 Patrick Demichel
n = 7774 2344 digits May 1996 Patrick Demichel
n = 8302 2503 digits
n = 14662 4418 digits
n = 19278 5807 digits
n = 19674 5927 digits Mar 1998 David Hanson; Proth
n = 20958 6313 digits
n = 24634 7420 digits
n = 67048 20188 digits
n = 125218 37698 digits
n = 146178 44008 digits
n = 315702 95040 digits
n = 427024 128551 digits Nov 2012 Lennart Vogel; PPSE; PrimeGrid
k: 3675
max n: 2.372.558
n = 1 4 digits
n = 3 5 digits
n = 8 6 digits
n = 9 7 digits
n = 12 8 digits
n = 13 8 digits
n = 14 8 digits
n = 19 10 digits
n = 27 12 digits
n = 29 13 digits
n = 36 15 digits
n = 38 16 digits
n = 44 17 digits
n = 56 21 digits
n = 61 22 digits
n = 71 25 digits
n = 73 26 digits
n = 101 34 digits
n = 111 37 digits
n = 139 46 digits
n = 149 49 digits
n = 233 74 digits
n = 257 81 digits
n = 259 82 digits
n = 470 146 digits
n = 581 179 digits
n = 593 183 digits
n = 701 215 digits
n = 1196 364 digits
n = 1288 392 digits
n = 1421 432 digits
n = 2177 659 digits
n = 2707 819 digits
n = 3184 963 digits
n = 4408 1331 digits 1993 Jeffrey Young
n = 5067 1529 digits
n = 6088 1837 digits
n = 8409 2535 digits May 1996 Patrick Demichel
n = 8613 2597 digits May 1996 Patrick Demichel
n = 8841 2665 digits
n = 10984 3311 digits
n = 11160 3364 digits
n = 11619 3502 digits
n = 12004 3618 digits
n = 16428 4949 digits
n = 23984 7224 digits
n = 31467 9477 digits
n = 32223 9704 digits
n = 36989 11139 digits
n = 39104 11776 digits
n = 43324 13046 digits
n = 48453 14590 digits
n = 53161 16007 digits
n = 69494 20924 digits
n = 75038 22593 digits
n = 77896 23453 digits
n = 81499 24538 digits
n = 85836 25843 digits
n = 99899 30077 digits
n = 108876 32779 digits
n = 109391 32934 digits
n = 131150 39484 digits May 2001 Jim Fougeron; FermFact; OpenPFGW
n = 152418 45886 digits
n = 185071 55716 digits
n = 320133 96374 digits
n = 378741 114016 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 412051 124044 digits Sep 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 492591 148289 digits Mar 2010 Anders Granström; PSieve; srsieve; PrimeGrid; LLR
n = 1337957 402769 digits Apr 2015 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1606571 483630 digits Oct 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
k: 3677
max n: 2.373.374
n = 99 34 digits
n = 115 39 digits
n = 423 131 digits
n = 1143 348 digits
n = 1215 370 digits
n = 1999 606 digits
n = 4275 1291 digits 1993 Jeffrey Young
n = 4291 1296 digits 1993 Jeffrey Young
n = 5059 1527 digits
n = 11055 3332 digits
n = 18955 5710 digits
n = 40119 12081 digits
n = 44583 13425 digits
n = 55471 16703 digits
n = 140031 42158 digits
n = 152943 46044 digits
n = 253815 76410 digits
n = 312175 93978 digits
n = 1258923 378978 digits Mar 2014 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1539031 463299 digits May 2019 Uwe Senftleben; PSieve; srsieve; PrimeGrid; LLR
k: 3679
max n: 2.372.865
n = 2 5 digits
n = 10 7 digits
n = 42 17 digits
n = 74 26 digits
n = 90 31 digits
n = 182 59 digits
n = 466 144 digits
n = 2902 878 digits
n = 3930 1187 digits 1993 Jeffrey Young
n = 57334 17263 digits
n = 833058 250780 digits Apr 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 3681
max n: 2.373.163
n = 4 5 digits
n = 16 9 digits
n = 23 11 digits
n = 44 17 digits
n = 49 19 digits
n = 71 25 digits
n = 79 28 digits
n = 91 31 digits
n = 296 93 digits
n = 544 168 digits
n = 1096 334 digits
n = 1129 344 digits
n = 1943 589 digits
n = 2759 835 digits
n = 2984 902 digits
n = 3236 978 digits
n = 4264 1288 digits 1993 Jeffrey Young
n = 4799 1449 digits 1993 Jeffrey Young
n = 13256 3995 digits
n = 53911 16233 digits
n = 76451 23018 digits
n = 91976 27692 digits
n = 106135 31954 digits
n = 157139 47308 digits
n = 723824 217897 digits Nov 2011 Jason Poplaski; PSieve; srsieve; PrimeGrid; LLR
n = 1109143 333889 digits Jun 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2077651 625439 digits Jan 2025 Charlotte Woodrow; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3683
max n: 2.373.316
n = 97 33 digits
n = 121 40 digits
n = 145 48 digits
n = 181 59 digits
n = 1165 355 digits
n = 1785 541 digits
n = 3157 954 digits
n = 7717 2327 digits May 1996 Patrick Demichel
n = 11097 3345 digits
n = 16737 5042 digits
n = 108197 32575 digits
n = 120481 36272 digits
n = 360645 108569 digits Feb 2009 Carlos Eduardo Pinho; srsieve; PrimeGrid; LLR
n = 413065 124349 digits Sep 2012 PPSE; PrimeGrid
n = 626437 188580 digits Feb 2011 Gary Van Meter; PSieve; srsieve; PrimeGrid; LLR
n = 868845 261552 digits May 2012 James Boerner; PSieve; srsieve; PrimeGrid; LLR
n = 1938097 583429 digits Mar 2024 Brian Parsonnet; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3685
max n: 2.372.953
n = 2 5 digits
n = 20 10 digits
n = 24 11 digits
n = 42 17 digits
n = 44 17 digits
n = 50 19 digits
n = 74 26 digits
n = 84 29 digits
n = 260 82 digits
n = 272 86 digits
n = 300 94 digits
n = 404 126 digits
n = 452 140 digits
n = 674 207 digits
n = 884 270 digits
n = 1520 462 digits
n = 85556 25759 digits
n = 234584 70621 digits
n = 311960 93913 digits
n = 849720 255795 digits Apr 2012 JensOla Ekström; PSieve; srsieve; PrimeGrid; LLR
n = 1167810 351550 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 3687
max n: 2.372.825
n = 28 12 digits
n = 43 17 digits
n = 48 19 digits
n = 66 24 digits
n = 102 35 digits
n = 330 103 digits
n = 670 206 digits
n = 780 239 digits
n = 1156 352 digits
n = 2796 846 digits
n = 3562 1076 digits 1993 Jeffrey Young
n = 4822 1456 digits 1993 Jeffrey Young
n = 5323 1606 digits
n = 11740 3538 digits
n = 12246 3690 digits
n = 30426 9163 digits
n = 42235 12718 digits
n = 43075 12971 digits
n = 66990 20170 digits
n = 67966 20464 digits Jun 2000 Chris Caldwell; Proth
n = 105355 31719 digits
n = 127675 38438 digits
n = 273820 82432 digits
n = 407790 122761 digits Aug 2012 Bart Kus; PPSE; PrimeGrid
n = 415836 125183 digits Oct 2012 Casimir Ksiazek III; PPSE; PrimeGrid
n = 913230 274914 digits Jun 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 2252802 678165 digits Mar 2025 Matthew Hilbrink; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3689
max n: 2.372.960
n = 7 6 digits
n = 9 7 digits
n = 11 7 digits
n = 15 9 digits
n = 17 9 digits
n = 29 13 digits
n = 45 18 digits
n = 49 19 digits
n = 61 22 digits
n = 67 24 digits
n = 107 36 digits
n = 121 40 digits
n = 129 43 digits
n = 221 71 digits
n = 269 85 digits
n = 395 123 digits
n = 409 127 digits
n = 441 137 digits
n = 865 264 digits
n = 1297 395 digits
n = 2385 722 digits
n = 3717 1123 digits 1993 Jeffrey Young
n = 3981 1202 digits 1993 Jeffrey Young
n = 5235 1580 digits
n = 8177 2466 digits May 1996 Patrick Demichel
n = 9047 2727 digits
n = 9505 2865 digits
n = 14801 4460 digits
n = 16437 4952 digits
n = 21517 6481 digits
n = 25175 7582 digits
n = 27007 8134 digits
n = 30385 9151 digits
n = 34579 10413 digits
n = 34829 10489 digits
n = 51007 15359 digits
n = 74561 22449 digits
n = 85537 25753 digits
n = 89547 26960 digits
n = 101021 30414 digits
n = 115985 34919 digits
n = 182925 55070 digits
n = 205849 61971 digits
n = 286019 86104 digits
n = 304947 91802 digits
n = 390529 117565 digits Jul 2012 Bruce Dodson; PPSE; PrimeGrid
n = 501089 150847 digits Apr 2009 Brian Carpenter; srsieve; PrimeGrid; LLR
n = 646095 194498 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 714577 215113 digits Nov 2011 Steve Engler; PSieve; srsieve; PrimeGrid; LLR
n = 903431 271964 digits Jun 2012 Shinya Matsuo; PSieve; srsieve; PrimeGrid; LLR
n = 1668555 502289 digits Feb 2022 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1970679 593238 digits Jun 2024 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2326695 700409 digits Dec 2025 Valter Cavecchia; PPSE; PrimeGrid
k: 3691
max n: 2.373.223
n = 8 6 digits
n = 124 41 digits
n = 152 50 digits
n = 1168 356 digits
n = 2780 841 digits
n = 3484 1053 digits 1993 Jeffrey Young
n = 609748 183557 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 665384 200305 digits Apr 2011 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
k: 3693
max n: 2.373.280
n = 8 6 digits
n = 14 8 digits
n = 20 10 digits
n = 24 11 digits
n = 25 12 digits
n = 33 14 digits
n = 53 20 digits
n = 84 29 digits
n = 88 31 digits
n = 136 45 digits
n = 206 66 digits
n = 420 130 digits
n = 604 186 digits
n = 889 272 digits
n = 3638 1099 digits 1993 Jeffrey Young
n = 4334 1309 digits 1993 Jeffrey Young
n = 5560 1678 digits
n = 6056 1827 digits
n = 7044 2125 digits Mar 1996 Patrick Demichel
n = 7505 2263 digits May 1996 Patrick Demichel
n = 8457 2550 digits May 1996 Patrick Demichel
n = 12033 3626 digits
n = 12096 3645 digits
n = 12109 3649 digits
n = 12720 3833 digits
n = 13669 4119 digits
n = 13724 4135 digits
n = 19217 5789 digits
n = 19777 5958 digits
n = 26736 8052 digits
n = 38801 11684 digits
n = 38876 11707 digits Nov 1998 Yves Gallot; Proth
n = 46070 13873 digits
n = 46673 14054 digits
n = 127428 38364 digits
n = 163861 49331 digits
n = 175148 52729 digits
n = 227384 68453 digits
n = 231040 69554 digits
n = 231464 69682 digits
n = 279358 84099 digits
n = 282389 85012 digits
n = 290966 87594 digits
n = 397260 119591 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 400430 120546 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 709704 213646 digits Sep 2011 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 896438 269859 digits Jun 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 986069 296840 digits Sep 2012 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 1078336 324616 digits Mar 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1135561 341842 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1323441 398400 digits Feb 2015 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1807425 544093 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 1977200 595201 digits Jul 2024 Jan Kožíšek; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2366996 712541 digits May 2026 Ryan Propper; PPSE; PrimeGrid
k: 3695
max n: 2.373.280
n = 25 12 digits
n = 59 22 digits
n = 95 33 digits
n = 97 33 digits
n = 407 127 digits
n = 587 181 digits
n = 593 183 digits
n = 787 241 digits
n = 1451 441 digits
n = 1751 531 digits
n = 1951 591 digits
n = 2699 817 digits
n = 3895 1177 digits 1993 Jeffrey Young
n = 5935 1791 digits
n = 9293 2802 digits
n = 9365 2823 digits
n = 10681 3219 digits
n = 14965 4509 digits
n = 18197 5482 digits
n = 27785 8368 digits
n = 31207 9398 digits
n = 34661 10438 digits
n = 61919 18644 digits
n = 72031 21688 digits
n = 81401 24508 digits
n = 97937 29486 digits
n = 100501 30258 digits
n = 113281 34105 digits
n = 225005 67737 digits
n = 275795 83027 digits
n = 490145 147552 digits Feb 2010 Eric Ueda; PSieve; srsieve; PrimeGrid; LLR
n = 680075 204727 digits Aug 2011 Steve Engler; PSieve; srsieve; PrimeGrid; LLR
n = 1291985 388930 digits Aug 2014 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 3697
max n: 2.372.763
n = 6 6 digits
n = 16 9 digits
n = 18 9 digits
n = 22 11 digits
n = 30 13 digits
n = 38 16 digits
n = 62 23 digits
n = 64 23 digits
n = 72 26 digits
n = 990 302 digits
n = 1584 481 digits
n = 2440 739 digits
n = 2936 888 digits
n = 2958 895 digits
n = 5844 1763 digits
n = 6302 1901 digits
n = 9402 2834 digits
n = 9714 2928 digits
n = 10096 3043 digits
n = 10616 3200 digits
n = 17244 5195 digits Jul 1996 Patrick Demichel
n = 30258 9113 digits
n = 38550 11609 digits
n = 42848 12903 digits
n = 43160 12997 digits
n = 49598 14935 digits
n = 50578 15230 digits
n = 53458 16097 digits
n = 61582 18542 digits
n = 80510 24240 digits
n = 84026 25298 digits
n = 91276 27481 digits
n = 114992 34620 digits
n = 208006 62620 digits
n = 262768 79105 digits
n = 288782 86936 digits
n = 364394 109698 digits May 2012 Adrian Schori; PPSE; PrimeGrid
n = 448090 134893 digits Jan 2013 Tarmo Ilves; PPSE; PrimeGrid
n = 656184 197535 digits Mar 2011 Bruce Southey; PSieve; srsieve; PrimeGrid; LLR
n = 663968 199878 digits Apr 2011 Yuriy Brovarets; PSieve; srsieve; PrimeGrid; LLR
n = 668132 201132 digits Apr 2011 Nick Schradick; PSieve; srsieve; PrimeGrid; LLR
n = 756454 227719 digits Dec 2011 Eric Ueda; PSieve; srsieve; PrimeGrid; LLR
n = 1193564 359303 digits Oct 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
k: 3699
max n: 2.372.638
n = 2 5 digits
n = 5 6 digits
n = 6 6 digits
n = 23 11 digits
n = 30 13 digits
n = 50 19 digits
n = 78 28 digits
n = 89 31 digits
n = 101 34 digits
n = 179 58 digits
n = 221 71 digits
n = 311 98 digits
n = 419 130 digits
n = 518 160 digits
n = 602 185 digits
n = 663 204 digits
n = 698 214 digits
n = 825 252 digits
n = 1266 385 digits
n = 1526 463 digits
n = 2243 679 digits
n = 4773 1441 digits 1993 Jeffrey Young
n = 5178 1563 digits
n = 8945 2697 digits
n = 27134 8172 digits
n = 39933 12025 digits
n = 40406 12167 digits
n = 55346 16665 digits
n = 72146 21722 digits
n = 130301 39229 digits
n = 211893 63790 digits
n = 220365 66341 digits
n = 481799 145040 digits Dec 2009 Michael Spall; PSieve; srsieve; PrimeGrid; LLR
n = 563663 169684 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 643739 193789 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 981683 295520 digits Sep 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 987453 297257 digits Sep 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 2213751 666410 digits Feb 2025 Andrew McNary; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2367489 712689 digits May 2026 Brian Parsonnet; PPSE; PrimeGrid
k: 3701
max n: 2.372.712
n = 7 6 digits
n = 9 7 digits
n = 13 8 digits
n = 19 10 digits
n = 39 16 digits
n = 79 28 digits
n = 93 32 digits
n = 105 36 digits
n = 123 41 digits
n = 267 84 digits
n = 427 133 digits
n = 429 133 digits
n = 609 187 digits
n = 825 252 digits
n = 1219 371 digits
n = 1329 404 digits
n = 1663 505 digits
n = 2575 779 digits
n = 3853 1164 digits 1993 Jeffrey Young
n = 4359 1316 digits 1993 Jeffrey Young
n = 5107 1541 digits
n = 5335 1610 digits
n = 9307 2806 digits
n = 14605 4401 digits
n = 39367 11855 digits
n = 50667 15256 digits Jul 2000 Baptiste Heyman; Proth
n = 183069 55113 digits
n = 255975 77060 digits
n = 354459 106707 digits May 2012 David Yost; PPSE; PrimeGrid
n = 596469 179559 digits Dec 2010 Eric Larson; PSieve; srsieve; PrimeGrid; LLR
n = 816685 245851 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1616347 486573 digits Feb 2021 Thomas Brandt; PSieve; srsieve; PrimeGrid; LLR
n = 1831605 551372 digits Jan 2024 Jakub Pavlis; PPSE; PrimeGrid
k: 3703
max n: 2.372.865
n = 2 5 digits
n = 6 6 digits
n = 10 7 digits
n = 12 8 digits
n = 14 8 digits
n = 16 9 digits
n = 22 11 digits
n = 26 12 digits
n = 36 15 digits
n = 126 42 digits
n = 140 46 digits
n = 216 69 digits
n = 220 70 digits
n = 296 93 digits
n = 340 106 digits
n = 406 126 digits
n = 480 149 digits
n = 656 202 digits
n = 682 209 digits
n = 806 247 digits
n = 1080 329 digits
n = 1240 377 digits
n = 1860 564 digits
n = 1886 572 digits
n = 1892 574 digits
n = 2246 680 digits
n = 2546 770 digits
n = 2782 842 digits
n = 4320 1305 digits 1993 Jeffrey Young
n = 10512 3168 digits
n = 12326 3715 digits
n = 12860 3875 digits
n = 13376 4031 digits
n = 15204 4581 digits
n = 15842 4773 digits
n = 17652 5318 digits
n = 19726 5942 digits Mar 1998 David Hanson; Proth
n = 21980 6621 digits
n = 32874 9900 digits
n = 43600 13129 digits
n = 60232 18136 digits
n = 90026 27105 digits
n = 92256 27776 digits
n = 94614 28486 digits
n = 263304 79266 digits
n = 481582 144975 digits Dec 2009 Brendan Gallagher; PSieve; srsieve; PrimeGrid; LLR
n = 495836 149266 digits Apr 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 569300 171380 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 901266 271312 digits Jun 2012 Mark Burns; PSieve; srsieve; PrimeGrid; LLR
n = 1199010 360942 digits Nov 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1294030 389546 digits Aug 2014 Yegor Ryabchikov; PSieve; srsieve; PrimeGrid; LLR
n = 1307094 393479 digits Feb 2015 Chika Yamamoto; PSieve; srsieve; PrimeGrid; LLR
n = 1362350 410112 digits Oct 2015 Seonghwan Kim; PSieve; srsieve; PrimeGrid; LLR
n = 1580980 475926 digits Jun 2020 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
k: 3705
max n: 2.372.792
n = 1 4 digits
n = 2 5 digits
n = 3 5 digits
n = 4 5 digits
n = 7 6 digits
n = 10 7 digits
n = 13 8 digits
n = 15 9 digits
n = 17 9 digits
n = 18 9 digits
n = 23 11 digits
n = 45 18 digits
n = 54 20 digits
n = 60 22 digits
n = 63 23 digits
n = 84 29 digits
n = 85 30 digits
n = 107 36 digits
n = 118 40 digits
n = 130 43 digits
n = 194 62 digits
n = 197 63 digits
n = 285 90 digits
n = 318 100 digits
n = 438 136 digits
n = 527 163 digits
n = 546 168 digits
n = 558 172 digits
n = 563 174 digits
n = 578 178 digits
n = 661 203 digits
n = 971 296 digits
n = 1092 333 digits
n = 1143 348 digits
n = 1243 378 digits
n = 1422 432 digits
n = 1523 463 digits
n = 1810 549 digits
n = 2202 667 digits
n = 2574 779 digits
n = 4506 1361 digits 1993 Jeffrey Young
n = 5235 1580 digits
n = 5321 1606 digits
n = 5435 1640 digits
n = 7141 2154 digits May 1996 Patrick Demichel
n = 7214 2176 digits May 1996 Patrick Demichel
n = 7377 2225 digits May 1996 Patrick Demichel
n = 7844 2365 digits
n = 11057 3333 digits
n = 13251 3993 digits
n = 15643 4713 digits
n = 18090 5450 digits Jun 1998 Jim Buddenhagen; Proth
n = 19591 5902 digits Oct 1996 Patrick Demichel
n = 20021 6031 digits Jun 1998 Jim Buddenhagen; Proth
n = 20097 6054 digits Jun 1998 Jim Buddenhagen; Proth
n = 21373 6438 digits Jun 1998 Jim Buddenhagen; Proth
n = 25571 7702 digits Jun 1998 Jim Buddenhagen; Proth
n = 61871 18629 digits
n = 72013 21682 digits
n = 76385 22998 digits
n = 85823 25839 digits
n = 92801 27940 digits
n = 113806 34263 digits
n = 146233 44025 digits
n = 149908 45131 digits
n = 163532 49232 digits
n = 166633 50166 digits
n = 202614 60997 digits
n = 239375 72063 digits
n = 324314 97632 digits
n = 338428 101881 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 393486 118455 digits Jul 2012 PPSE; PrimeGrid
n = 409755 123353 digits Sep 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 443293 133449 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 458865 138136 digits Jul 2009 Michal Szostak; srsieve; PrimeGrid; LLR
n = 499255 150295 digits May 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 600815 180867 digits Jan 2011 Patrick Muscat; PSieve; srsieve; PrimeGrid; LLR
n = 618078 186064 digits Jan 2011 Jason Gledhill; PSieve; srsieve; PrimeGrid; LLR
n = 666793 200729 digits Apr 2011 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 744685 224177 digits Dec 2011 John R H Graham; PSieve; srsieve; PrimeGrid; LLR
n = 801803 241371 digits Mar 2012 Thomas Boje; PSieve; srsieve; PrimeGrid; LLR
n = 819957 246836 digits Apr 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 826653 248851 digits Apr 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 874857 263362 digits May 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1034686 311476 digits Jan 2013 Toshiya Satoh; PSieve; srsieve; PrimeGrid; LLR
n = 1320407 397486 digits Feb 2015 Gary Maki; PSieve; srsieve; PrimeGrid; LLR
n = 1338923 403060 digits Apr 2015 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1606841 483711 digits Oct 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1669771 502655 digits Feb 2022 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
n = 1788062 538264 digits Dec 2023 Valter Cavecchia; PPSE; PrimeGrid
n = 2171514 653695 digits Feb 2025 Sam Black; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2191323 659658 digits Feb 2025 Roman Strajt; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3707
max n: 2.372.626
n = 7 6 digits
n = 11 7 digits
n = 15 9 digits
n = 67 24 digits
n = 75 27 digits
n = 111 37 digits
n = 123 41 digits
n = 179 58 digits
n = 263 83 digits
n = 591 182 digits
n = 687 211 digits
n = 2475 749 digits
n = 3171 959 digits
n = 6871 2072 digits Mar 1996 Patrick Demichel
n = 9907 2986 digits
n = 10167 3065 digits
n = 10295 3103 digits
n = 19799 5964 digits
n = 29295 8823 digits
n = 30807 9278 digits
n = 40927 12324 digits
n = 42343 12751 digits
n = 142519 42907 digits
n = 408895 123094 digits Sep 2012 Ronny Willig; PPSE; PrimeGrid
n = 502343 151224 digits Jun 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 1211959 364840 digits Nov 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
k: 3709
max n: 2.373.429
n = 10 7 digits
n = 22 11 digits
n = 26 12 digits
n = 46 18 digits
n = 50 19 digits
n = 58 22 digits
n = 106 36 digits
n = 242 77 digits
n = 1210 368 digits
n = 39790 11982 digits
n = 87278 26277 digits
n = 87958 26482 digits
n = 113822 34268 digits
n = 129262 38916 digits
n = 330458 99482 digits
n = 500318 150615 digits Apr 2009 Payam Samidoost; FermFact; LLR; OpenPFGW
n = 1130122 340205 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 3711
max n: 2.373.136
n = 4 5 digits
n = 12 8 digits
n = 15 9 digits
n = 16 9 digits
n = 17 9 digits
n = 57 21 digits
n = 75 27 digits
n = 228 73 digits
n = 259 82 digits
n = 285 90 digits
n = 300 94 digits
n = 332 104 digits
n = 707 217 digits
n = 892 273 digits
n = 979 299 digits
n = 1160 353 digits
n = 1292 393 digits
n = 1545 469 digits
n = 2816 852 digits
n = 5407 1632 digits
n = 12272 3698 digits
n = 14632 4409 digits
n = 22399 6747 digits 1996 Patrick Demichel
n = 23189 6985 digits 1996 Patrick Demichel
n = 24905 7501 digits
n = 26727 8050 digits
n = 26741 8054 digits
n = 29264 8813 digits
n = 32824 9885 digits
n = 35975 10834 digits
n = 53145 16002 digits
n = 57255 17240 digits
n = 80307 24179 digits
n = 126857 38192 digits
n = 132100 39770 digits
n = 179796 54128 digits
n = 184687 55600 digits
n = 204935 61696 digits
n = 267281 80464 digits
n = 274147 82531 digits
n = 350685 105571 digits Jan 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 515524 155192 digits Jun 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1095767 329863 digits Mar 2013 Jedidiah Smith; PSieve; srsieve; PrimeGrid; LLR
n = 1401197 421806 digits Apr 2016 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1707768 514093 digits Aug 2022 Bill Michael; PPSE; PrimeGrid
k: 3713
max n: 2.372.684
n = 21 10 digits
n = 29 13 digits
n = 41 16 digits
n = 53 20 digits
n = 93 32 digits
n = 189 61 digits
n = 281 89 digits
n = 497 154 digits
n = 593 183 digits
n = 645 198 digits
n = 1757 533 digits
n = 1805 547 digits
n = 2213 670 digits
n = 2729 826 digits
n = 26801 8072 digits
n = 44109 13282 digits
n = 60137 18107 digits
n = 61041 18379 digits
n = 126245 38008 digits
n = 180285 54275 digits
n = 243905 73427 digits
n = 299621 90199 digits
n = 547581 164842 digits Sep 2010 Jochen Beck; PSieve; srsieve; PrimeGrid; LLR
n = 869993 261898 digits May 2012 Torben Kock; PSieve; srsieve; PrimeGrid; LLR
n = 1015589 305727 digits Oct 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1138461 342715 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1764917 531297 digits Oct 2023 Grzegorz Granowski; PPSE; PrimeGrid
k: 3715
max n: 2.373.384
n = 4 5 digits
n = 250 79 digits
n = 270 85 digits
n = 414 129 digits
n = 498 154 digits
n = 670 206 digits
n = 768 235 digits
n = 984 300 digits
n = 1368 416 digits
n = 1600 486 digits
n = 1834 556 digits
n = 10008 3017 digits
n = 12094 3645 digits
n = 41278 12430 digits
n = 63754 19196 digits
n = 75040 22593 digits
n = 151770 45691 digits
n = 167368 50387 digits
n = 193264 58182 digits
n = 348318 104858 digits Apr 2012 David Yost; PPSE; PrimeGrid
n = 381864 114957 digits Apr 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 483966 145692 digits Jan 2010 Wolfgang Straubinger; PSieve; srsieve; PrimeGrid; LLR
n = 650464 195813 digits Feb 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 752206 226441 digits Dec 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 777058 233922 digits Feb 2012 Gary Craig; PSieve; srsieve; PrimeGrid; LLR
n = 1420864 427727 digits Sep 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1445254 435069 digits Mar 2017 Łukasz Hernas; PSieve; srsieve; PrimeGrid; LLR
k: 3717
max n: 2.373.133
n = 2 5 digits
n = 4 5 digits
n = 7 6 digits
n = 8 6 digits
n = 14 8 digits
n = 16 9 digits
n = 22 11 digits
n = 26 12 digits
n = 27 12 digits
n = 31 13 digits
n = 35 15 digits
n = 46 18 digits
n = 56 21 digits
n = 91 31 digits
n = 95 33 digits
n = 112 38 digits
n = 139 46 digits
n = 159 52 digits
n = 164 53 digits
n = 203 65 digits
n = 207 66 digits
n = 247 78 digits
n = 342 107 digits
n = 351 110 digits
n = 359 112 digits
n = 487 151 digits
n = 614 189 digits
n = 719 221 digits
n = 955 292 digits
n = 1114 339 digits
n = 1268 386 digits
n = 1658 503 digits
n = 2167 656 digits
n = 2211 670 digits
n = 2407 729 digits
n = 3304 999 digits
n = 3795 1146 digits 1993 Jeffrey Young
n = 4182 1263 digits 1993 Jeffrey Young
n = 4467 1349 digits 1993 Jeffrey Young
n = 4894 1477 digits 1993 Jeffrey Young
n = 5186 1565 digits
n = 8716 2628 digits
n = 9722 2931 digits
n = 10442 3147 digits
n = 10916 3290 digits
n = 11846 3570 digits
n = 14032 4228 digits
n = 19067 5744 digits May 1998 Jim Buddenhagen; Proth
n = 25759 7758 digits Oct 1997 Chris Caldwell; Dubner Cruncher
n = 39942 12028 digits May 1998 Jim Buddenhagen; Proth
n = 47846 14407 digits
n = 58351 17569 digits
n = 77086 23209 digits
n = 90655 27294 digits
n = 122756 36957 digits
n = 200359 60318 digits Feb 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 274418 82612 digits
n = 312499 94076 digits
n = 347194 104520 digits Apr 2012 Brian Carpenter; PPSE; PrimeGrid
n = 358852 108029 digits May 2012 PPSE; PrimeGrid
n = 423427 127468 digits Nov 2012 John Murphy; PPSE; PrimeGrid
n = 504451 151859 digits May 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 534535 160915 digits Jul 2010 Patrick Burdett; PSieve; srsieve; PrimeGrid; LLR
n = 643192 193624 digits Feb 2011 Ben Rhodes; PSieve; srsieve; PrimeGrid; LLR
n = 1022839 307909 digits Oct 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1167231 351376 digits Sep 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 2007772 604404 digits Oct 2024 Michael Millerick; PPSE; PrimeGrid
n = 2083814 627295 digits Jan 2025 Robert Coplin; PPSE; PrimeGrid
n = 2112652 635976 digits Jan 2025 John Natividad; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2344159 705666 digits Feb 2026 Frank Schwegler; PPSE; PrimeGrid
k: 3719
max n: 2.372.830
n = 3 5 digits
n = 9 7 digits
n = 11 7 digits
n = 13 8 digits
n = 17 9 digits
n = 21 10 digits
n = 77 27 digits
n = 81 28 digits
n = 93 32 digits
n = 123 41 digits
n = 131 44 digits
n = 137 45 digits
n = 157 51 digits
n = 167 54 digits
n = 201 65 digits
n = 219 70 digits
n = 247 78 digits
n = 251 80 digits
n = 389 121 digits
n = 481 149 digits
n = 597 184 digits
n = 649 199 digits
n = 681 209 digits
n = 753 231 digits
n = 777 238 digits
n = 1119 341 digits
n = 1167 355 digits
n = 1293 393 digits
n = 1881 570 digits
n = 1883 571 digits
n = 2769 838 digits
n = 4023 1215 digits 1993 Jeffrey Young
n = 4709 1422 digits 1993 Jeffrey Young
n = 5351 1615 digits
n = 5973 1802 digits
n = 7587 2288 digits May 1996 Patrick Demichel
n = 10103 3045 digits
n = 13247 3992 digits
n = 19309 5817 digits Oct 1996 Patrick Demichel
n = 41981 12642 digits May 1998 Jim Buddenhagen; Proth
n = 53079 15982 digits
n = 63041 18981 digits
n = 69797 21015 digits
n = 80687 24293 digits
n = 124521 37489 digits
n = 135859 40902 digits
n = 161969 48762 digits
n = 265373 79889 digits
n = 381827 114945 digits Apr 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 576369 173508 digits Nov 2010 Tsutomu Takeuchi; PSieve; srsieve; PrimeGrid; LLR
n = 728891 219422 digits Dec 2011 Lucas Koepke; PSieve; srsieve; PrimeGrid; LLR
n = 900417 271057 digits Jun 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 900571 271103 digits Jun 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1403909 422623 digits Apr 2016 Don Palmer; PSieve; srsieve; PrimeGrid; LLR
n = 2281437 686785 digits May 2025 Frantz Desprez; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3451667 1039059 digits Feb 2023 Wes Hewitt; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3721
max n: 2.373.035
n = 444 138 digits
n = 1036 316 digits
n = 1444 439 digits
n = 1660 504 digits
n = 1708 518 digits
n = 2376 719 digits
n = 8640 2605 digits
n = 9540 2876 digits
n = 13404 4039 digits
n = 18216 5488 digits
n = 59556 17932 digits
n = 120676 36331 digits
n = 171636 51672 digits
n = 295468 88949 digits
n = 536916 161632 digits Jul 2007 Michael Gillion; NewPGen; LLR
n = 881100 265242 digits May 2012 Frank Matillek; PSieve; srsieve; PrimeGrid; LLR
n = 1832328 551590 digits Jan 2024 Yasuhisa Omori; PPSE; PrimeGrid
k: 3723
max n: 2.373.079
n = 16 9 digits
n = 26 12 digits
n = 28 12 digits
n = 34 14 digits
n = 40 16 digits
n = 46 18 digits
n = 52 20 digits
n = 64 23 digits
n = 118 40 digits
n = 430 134 digits
n = 512 158 digits
n = 514 159 digits
n = 538 166 digits
n = 620 191 digits
n = 650 200 digits
n = 656 202 digits
n = 932 285 digits
n = 1372 417 digits
n = 1453 441 digits
n = 1489 452 digits
n = 1580 480 digits
n = 2020 612 digits
n = 2440 739 digits
n = 6776 2044 digits Mar 1996 Patrick Demichel
n = 7370 2223 digits May 1996 Patrick Demichel
n = 11426 3444 digits
n = 12553 3783 digits
n = 12724 3834 digits
n = 16636 5012 digits
n = 16960 5110 digits
n = 19202 5784 digits
n = 21040 6338 digits
n = 21628 6515 digits Oct 1996 Patrick Demichel
n = 24073 7251 digits
n = 36148 10886 digits Feb 1999 Tadashi Taura; Proth
n = 41632 12537 digits
n = 66953 20159 digits
n = 85910 25866 digits
n = 90850 27353 digits
n = 201508 60664 digits
n = 271874 81846 digits
n = 283673 85398 digits
n = 358762 108002 digits May 2012 PPSE; PrimeGrid
n = 496678 149519 digits
n = 648466 195212 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 1319008 397065 digits Feb 2015 Michele T. Mazzucato; PSieve; srsieve; PrimeGrid; LLR
n = 1496513 450499 digits Jul 2018 Pavel Adamec; PSieve; srsieve; PrimeGrid; LLR
n = 1794740 540275 digits Jan 2024 Brian Parsonnet; PPSE; PrimeGrid
k: 3725
max n: 2.372.716
n = 1 4 digits
n = 13 8 digits
n = 17 9 digits
n = 21 10 digits
n = 23 11 digits
n = 71 25 digits
n = 95 33 digits
n = 111 37 digits
n = 241 77 digits
n = 313 98 digits
n = 455 141 digits
n = 1517 461 digits
n = 1825 553 digits
n = 1897 575 digits
n = 2257 683 digits
n = 2949 892 digits
n = 3407 1030 digits 1993 Jeffrey Young
n = 3621 1094 digits 1993 Jeffrey Young
n = 8013 2416 digits May 1996 Patrick Demichel
n = 15077 4543 digits
n = 16369 4932 digits
n = 26221 7897 digits
n = 43745 13173 digits
n = 55409 16684 digits
n = 66317 19967 digits Dec 1999 Alexander Tiountchik; Proth
n = 83255 25066 digits
n = 110849 33373 digits
n = 120713 36342 digits
n = 164633 49564 digits
n = 174373 52496 digits
n = 202705 61024 digits
n = 405665 122121 digits Aug 2012 PPSE; PrimeGrid
n = 464777 139916 digits Aug 2009 Sakura Kinomoto; srsieve; PrimeGrid; LLR
n = 487153 146652 digits Feb 2010 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 520215 156604 digits Jun 2010 Keith Pattenden; PSieve; srsieve; PrimeGrid; LLR
n = 701641 211219 digits Sep 2011 Jason Tabscott; PSieve; srsieve; PrimeGrid; LLR
n = 709055 213451 digits Sep 2011 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 749305 225567 digits Jan 2012 Anonymous; PSieve; srsieve; PrimeGrid; LLR
k: 3727
max n: 2.372.363
n = 6 6 digits
n = 62 23 digits
n = 72 26 digits
n = 272 86 digits
n = 390 121 digits
n = 440 137 digits
n = 476 147 digits
n = 864 264 digits
n = 4134 1249 digits 1993 Jeffrey Young
n = 5516 1665 digits
n = 5928 1789 digits
n = 10262 3093 digits
n = 18414 5547 digits Oct 1996 Patrick Demichel
n = 146132 43994 digits
n = 216236 65098 digits
n = 303222 91283 digits
n = 385166 115951 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 450134 135508 digits May 2009 Noritaka Iwata; srsieve; PrimeGrid; LLR
n = 1181024 355528 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2059230 619894 digits Jan 2025 Jonathan Gehrke; PPSE; PrimeGrid
n = 2340350 704520 digits Jan 2026 PPSE; PrimeGrid
k: 3729
max n: 2.373.084
n = 1 4 digits
n = 3 5 digits
n = 6 6 digits
n = 7 6 digits
n = 13 8 digits
n = 18 9 digits
n = 31 13 digits
n = 42 17 digits
n = 55 21 digits
n = 135 45 digits
n = 162 53 digits
n = 163 53 digits
n = 166 54 digits
n = 229 73 digits
n = 234 75 digits
n = 330 103 digits
n = 366 114 digits
n = 415 129 digits
n = 430 134 digits
n = 466 144 digits
n = 478 148 digits
n = 481 149 digits
n = 541 167 digits
n = 733 225 digits
n = 882 270 digits
n = 906 277 digits
n = 1045 319 digits
n = 1062 324 digits
n = 1770 537 digits
n = 2241 679 digits
n = 2773 839 digits
n = 2917 882 digits
n = 3202 968 digits
n = 3222 974 digits
n = 4411 1332 digits 1993 Jeffrey Young
n = 5265 1589 digits
n = 6213 1874 digits
n = 6322 1907 digits
n = 9741 2936 digits
n = 10350 3120 digits
n = 10518 3170 digits
n = 10542 3178 digits
n = 13314 4012 digits
n = 13575 4091 digits
n = 15691 4728 digits
n = 16806 5063 digits Feb 1998 David Hanson; Proth
n = 46698 14062 digits
n = 74118 22316 digits
n = 81495 24537 digits
n = 86694 26102 digits
n = 90310 27190 digits
n = 142434 42881 digits
n = 154849 46618 digits
n = 203443 61247 digits
n = 254482 76611 digits
n = 266277 80161 digits
n = 283890 85463 digits
n = 372486 112134 digits May 2012 Predrag Kurtovic; PPSE; PrimeGrid
n = 492667 148312 digits Mar 2010 Robert Scullin; PSieve; srsieve; PrimeGrid; LLR
n = 907741 273261 digits Jun 2012 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 958003 288392 digits Aug 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1069978 322100 digits Mar 2013 Serge Batalov; PSieve; srsieve; PrimeGrid; LLR
n = 1108081 333570 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1222462 368002 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2290350 689468 digits Jul 2025 Li Yawei; PPSE; PrimeGrid
k: 3731
max n: 2.372.828
n = 19 10 digits
n = 51 19 digits
n = 59 22 digits
n = 231 74 digits
n = 683 210 digits
n = 1003 306 digits
n = 1415 430 digits
n = 1723 523 digits
n = 2067 626 digits
n = 2175 659 digits
n = 3579 1081 digits 1993 Jeffrey Young
n = 3763 1137 digits 1993 Jeffrey Young
n = 12803 3858 digits
n = 16125 4858 digits
n = 24605 7411 digits
n = 43991 13247 digits
n = 58319 17560 digits
n = 60563 18235 digits
n = 65327 19669 digits
n = 67843 20427 digits
n = 98371 29617 digits
n = 167335 50377 digits
n = 170299 51269 digits
n = 421421 126864 digits Nov 2012 Honza Cholt; PPSE; PrimeGrid
n = 578735 174221 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 715963 215530 digits Nov 2011 Robin Schulz; PSieve; srsieve; PrimeGrid; LLR
n = 1214219 365520 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1268003 381711 digits Mar 2014 Lucas Brandstaetter; PSieve; srsieve; PrimeGrid; LLR
n = 1343815 404533 digits May 2015 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1466339 441416 digits Feb 2018 Detlef Lexut; PSieve; srsieve; PrimeGrid; LLR
n = 1511623 455048 digits Jan 2019 Edward McKernan; PSieve; srsieve; PrimeGrid; LLR
k: 3733
max n: 2.372.663
n = 4 5 digits
n = 8 6 digits
n = 10 7 digits
n = 14 8 digits
n = 36 15 digits
n = 80 28 digits
n = 86 30 digits
n = 88 31 digits
n = 136 45 digits
n = 156 51 digits
n = 248 79 digits
n = 280 88 digits
n = 604 186 digits
n = 618 190 digits
n = 624 192 digits
n = 640 197 digits
n = 664 204 digits
n = 676 208 digits
n = 1248 380 digits
n = 1394 424 digits
n = 2208 669 digits
n = 11432 3445 digits
n = 15596 4699 digits
n = 23220 6994 digits
n = 28894 8702 digits
n = 37212 11206 digits
n = 40154 12092 digits
n = 55196 16620 digits
n = 60618 18252 digits
n = 72104 21710 digits
n = 79254 23862 digits
n = 80234 24157 digits
n = 99114 29840 digits
n = 127394 38353 digits
n = 134716 40558 digits
n = 145672 43856 digits
n = 178704 53799 digits
n = 183252 55168 digits
n = 222312 66927 digits
n = 245988 74054 digits
n = 393346 118413 digits Jul 2012 PPSE; PrimeGrid
n = 455334 137073 digits May 2009 Christian Mandery; srsieve; PrimeGrid; LLR
n = 621004 186945 digits Feb 2011 Takaharu Yamamura; PSieve; srsieve; PrimeGrid; LLR
n = 915292 275534 digits Jun 2012 Ian Dickinson; PSieve; srsieve; PrimeGrid; LLR
n = 940422 283099 digits Jul 2012 Gen Hayase; PSieve; srsieve; PrimeGrid; LLR
n = 1471024 442826 digits Feb 2018 David Steel; PSieve; srsieve; PrimeGrid; LLR
n = 2087816 628499 digits Jan 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2110640 635370 digits Jan 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3735
max n: 2.372.659
n = 3 5 digits
n = 10 7 digits
n = 12 8 digits
n = 18 9 digits
n = 20 10 digits
n = 23 11 digits
n = 34 14 digits
n = 37 15 digits
n = 54 20 digits
n = 72 26 digits
n = 84 29 digits
n = 163 53 digits
n = 165 54 digits
n = 222 71 digits
n = 333 104 digits
n = 374 117 digits
n = 394 123 digits
n = 427 133 digits
n = 494 153 digits
n = 540 167 digits
n = 620 191 digits
n = 752 230 digits
n = 829 254 digits
n = 1412 429 digits
n = 1512 459 digits
n = 1738 527 digits
n = 1790 543 digits
n = 2280 690 digits
n = 2757 834 digits
n = 4500 1359 digits 1993 Jeffrey Young
n = 7653 2308 digits May 1996 Patrick Demichel
n = 8509 2566 digits May 1996 Patrick Demichel
n = 9932 2994 digits
n = 12972 3909 digits
n = 22810 6871 digits 1996 Patrick Demichel
n = 25709 7743 digits
n = 31512 9490 digits
n = 34430 10369 digits
n = 36685 11047 digits
n = 40234 12116 digits
n = 51363 15466 digits
n = 78473 23627 digits
n = 80779 24321 digits
n = 82335 24789 digits
n = 112987 34017 digits
n = 125837 37885 digits
n = 185655 55892 digits
n = 190838 57452 digits
n = 211080 63545 digits
n = 227979 68633 digits
n = 283855 85453 digits
n = 313549 94392 digits
n = 328855 98999 digits
n = 402317 121114 digits Jul 2012 PPSE; PrimeGrid
n = 437269 131635 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 443640 133553 digits Dec 2012 Tarmo Ilves; PPSE; PrimeGrid
n = 503293 151510 digits Mar 2010 Bruce Webbe; PSieve; srsieve; PrimeGrid; LLR
n = 544287 163851 digits Sep 2010 Nigel Bleach; PSieve; srsieve; PrimeGrid; LLR
n = 601860 181182 digits Jan 2011 Michael D. Hittle; PSieve; srsieve; PrimeGrid; LLR
n = 719309 216538 digits Nov 2011 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 735720 221478 digits Dec 2011 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 942490 283722 digits Jul 2012 Göran Schmidt; PSieve; srsieve; PrimeGrid; LLR
n = 1047283 315268 digits Feb 2013 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1228827 369918 digits Nov 2013 Daniel Schemmel; PSieve; srsieve; PrimeGrid; LLR
n = 1293813 389481 digits Aug 2014 Bartlett Henderson; PSieve; srsieve; PrimeGrid; LLR
n = 1307984 393746 digits Feb 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1343624 404475 digits May 2015 Jon Beard; PSieve; srsieve; PrimeGrid; LLR
n = 1428107 429907 digits Dec 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1655610 498392 digits Jan 2022 Greg McDevitt; PSieve; srsieve; PrimeGrid; LLR
n = 1655772 498441 digits Jan 2022 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1762038 530430 digits Sep 2023 Sanghyeok Lee; PPSE; PrimeGrid
n = 1951025 587321 digits Apr 2024 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2075770 624873 digits Jan 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2114270 636463 digits Jan 2025 Jonathan Seeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2250597 677501 digits Mar 2025 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2327763 700731 digits Dec 2025 Patrick Schöfer; PPSE; PrimeGrid
k: 3737
max n: 2.373.455
n = 19 10 digits
n = 31 13 digits
n = 71 25 digits
n = 115 39 digits
n = 563 174 digits
n = 1823 553 digits
n = 2675 809 digits
n = 3383 1022 digits 1993 Jeffrey Young
n = 7451 2247 digits May 1996 Patrick Demichel
n = 7883 2377 digits
n = 8135 2453 digits May 1996 Patrick Demichel
n = 8167 2463 digits May 1996 Patrick Demichel
n = 10135 3055 digits
n = 49579 14929 digits
n = 86683 26098 digits
n = 110711 33331 digits
n = 1492295 449230 digits May 2018 Jared Brandt; PSieve; srsieve; PrimeGrid; LLR
k: 3739
max n: 2.373.217
n = 2 5 digits
n = 6 6 digits
n = 14 8 digits
n = 18 9 digits
n = 42 17 digits
n = 58 22 digits
n = 98 34 digits
n = 162 53 digits
n = 182 59 digits
n = 254 81 digits
n = 946 289 digits
n = 1018 311 digits
n = 1126 343 digits
n = 3974 1200 digits 1993 Jeffrey Young
n = 22198 6686 digits Apr 1998 David Hanson; Proth
n = 22358 6735 digits
n = 25682 7735 digits
n = 42934 12928 digits
n = 47566 14323 digits
n = 50334 15156 digits
n = 58694 17673 digits
n = 126198 37993 digits
n = 150598 45339 digits
n = 343946 103542 digits Apr 2012 David Yost; PPSE; PrimeGrid
n = 345586 104036 digits Apr 2012 PPSE; PrimeGrid
n = 837498 252116 digits Apr 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 860582 259065 digits May 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1634058 491905 digits Feb 2021 John Sheridan; PSieve; srsieve; PrimeGrid; LLR
k: 3741
max n: 2.372.782
n = 21 10 digits
n = 24 11 digits
n = 39 16 digits
n = 153 50 digits
n = 207 66 digits
n = 384 120 digits
n = 453 140 digits
n = 581 179 digits
n = 600 185 digits
n = 1056 322 digits
n = 1149 350 digits
n = 1841 558 digits
n = 2616 792 digits
n = 2904 878 digits
n = 3927 1186 digits 1993 Jeffrey Young
n = 4029 1217 digits 1993 Jeffrey Young
n = 4239 1280 digits 1993 Jeffrey Young
n = 4968 1500 digits 1993 Jeffrey Young
n = 15791 4758 digits
n = 17112 5155 digits Aug 1997 Harvey Seargeant; Proth
n = 18387 5539 digits
n = 25320 7626 digits
n = 35784 10776 digits
n = 61023 18374 digits
n = 133431 40171 digits
n = 232461 69982 digits
n = 246711 74271 digits
n = 313191 94284 digits
n = 490512 147663 digits Feb 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 846528 254834 digits Apr 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1083903 326291 digits Mar 2013 Jeff Webster; PSieve; srsieve; PrimeGrid; LLR
k: 3743
max n: 2.373.392
n = 1 4 digits
n = 21 10 digits
n = 693 213 digits
n = 709 218 digits
n = 9969 3005 digits
n = 14901 4490 digits
n = 222589 67010 digits
n = 224229 67504 digits
n = 318993 96031 digits
n = 2029993 611093 digits Dec 2024 Kai Presler; PPSE; PrimeGrid
k: 3745
max n: 2.372.781
n = 4 5 digits
n = 22 11 digits
n = 28 13 digits
n = 82 29 digits
n = 132 44 digits
n = 164 53 digits
n = 202 65 digits
n = 238 76 digits
n = 252 80 digits
n = 324 102 digits
n = 392 122 digits
n = 434 135 digits
n = 468 145 digits
n = 564 174 digits
n = 672 206 digits
n = 1624 493 digits
n = 1702 516 digits
n = 2030 615 digits
n = 2164 656 digits
n = 2318 702 digits
n = 3710 1121 digits 1993 Jeffrey Young
n = 5950 1795 digits
n = 6358 1918 digits
n = 8002 2413 digits May 1996 Patrick Demichel
n = 15708 4733 digits
n = 49200 14815 digits
n = 81758 24616 digits
n = 93742 28223 digits
n = 145828 43903 digits
n = 236374 71160 digits
n = 306736 92341 digits
n = 570184 171647 digits Nov 2010 Marek Bemka; PSieve; srsieve; PrimeGrid; LLR
n = 602084 181249 digits Jan 2011 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 936014 281772 digits Jul 2012 Michael Frith; PSieve; srsieve; PrimeGrid; LLR
n = 1032404 310789 digits Jan 2013 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1151520 346646 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1340350 403490 digits Apr 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
k: 3747
max n: 2.372.961
n = 27 12 digits
n = 34 14 digits
n = 39 16 digits
n = 40 16 digits
n = 59 22 digits
n = 67 24 digits
n = 71 25 digits
n = 91 31 digits
n = 94 32 digits
n = 111 37 digits
n = 124 41 digits
n = 132 44 digits
n = 220 70 digits
n = 287 90 digits
n = 379 118 digits
n = 460 143 digits
n = 487 151 digits
n = 564 174 digits
n = 690 212 digits
n = 884 270 digits
n = 3390 1025 digits 1993 Jeffrey Young
n = 3555 1074 digits 1993 Jeffrey Young
n = 4655 1405 digits 1993 Jeffrey Young
n = 6664 2010 digits Mar 1996 Patrick Demichel
n = 16907 5094 digits
n = 48682 14659 digits
n = 50675 15259 digits
n = 65047 19585 digits
n = 116319 35020 digits
n = 163100 49102 digits
n = 170351 51285 digits
n = 231116 69577 digits
n = 338847 102007 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 464370 139793 digits Aug 2009 Alexander O. Anisimov; srsieve; PrimeGrid; LLR
n = 470407 141611 digits Oct 2009 Steven Pletsch; srsieve; PrimeGrid; LLR
n = 720559 216914 digits Nov 2011 Charley Gielkens; PSieve; srsieve; PrimeGrid; LLR
n = 807756 243163 digits Mar 2012 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 906999 273038 digits Jun 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1118602 336737 digits Jul 2013 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1219099 366989 digits Nov 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1291527 388792 digits Aug 2014 Yegor Ryabchikov; PSieve; srsieve; PrimeGrid; LLR
n = 1492499 449291 digits May 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1658867 499373 digits Feb 2022 Rudi Tapper; PSieve; srsieve; PrimeGrid; LLR
n = 1788912 538520 digits Jan 2024 Robert Lacroix; PPSE; PrimeGrid
k: 3749
max n: 2.373.427
n = 1 4 digits
n = 15 9 digits
n = 17 9 digits
n = 55 21 digits
n = 107 36 digits
n = 287 90 digits
n = 523 162 digits
n = 811 248 digits
n = 2473 749 digits
n = 3025 915 digits
n = 14783 4454 digits
n = 17335 5222 digits
n = 32815 9882 digits
n = 35087 10566 digits
n = 39103 11775 digits
n = 43795 13188 digits
n = 46321 13948 digits
n = 87041 26206 digits
n = 110753 33344 digits
n = 309857 93280 digits
n = 412035 124039 digits Sep 2012 PPSE; PrimeGrid
n = 1555697 468316 digits Jan 2020 Ulrich Fries; PSieve; srsieve; PrimeGrid; LLR
k: 3751
max n: 2.373.416
n = 4 5 digits
n = 28 13 digits
n = 32 14 digits
n = 64 23 digits
n = 92 32 digits
n = 124 41 digits
n = 128 43 digits
n = 320 100 digits
n = 500 155 digits
n = 536 165 digits
n = 784 240 digits
n = 1336 406 digits
n = 2660 805 digits
n = 5180 1563 digits
n = 9220 2780 digits
n = 118960 35815 digits
n = 224572 67607 digits
n = 611924 184212 digits Jan 2011 Daisuke Goto; PSieve; srsieve; PrimeGrid; LLR
n = 759088 228512 digits Dec 2011 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
n = 1512644 455355 digits Jan 2019 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1628276 490164 digits Feb 2021 John Fleischman; PSieve; srsieve; PrimeGrid; LLR
k: 3753
max n: 2.372.785
n = 1 4 digits
n = 2 5 digits
n = 5 6 digits
n = 9 7 digits
n = 12 8 digits
n = 13 8 digits
n = 16 9 digits
n = 18 9 digits
n = 26 12 digits
n = 40 16 digits
n = 61 22 digits
n = 72 26 digits
n = 90 31 digits
n = 96 33 digits
n = 176 57 digits
n = 232 74 digits
n = 457 142 digits
n = 476 147 digits
n = 812 249 digits
n = 853 261 digits
n = 1272 387 digits
n = 1481 450 digits
n = 2685 812 digits
n = 2705 818 digits
n = 3797 1147 digits 1993 Jeffrey Young
n = 4072 1230 digits 1993 Jeffrey Young
n = 4188 1265 digits 1993 Jeffrey Young
n = 4316 1303 digits 1993 Jeffrey Young
n = 6316 1905 digits
n = 6800 2051 digits Mar 1996 Patrick Demichel
n = 7533 2272 digits May 1996 Patrick Demichel
n = 7940 2394 digits
n = 8066 2432 digits
n = 12620 3803 digits
n = 23713 7142 digits
n = 33989 10236 digits
n = 34002 10240 digits
n = 35192 10598 digits
n = 38341 11546 digits
n = 52002 15658 digits
n = 77421 23310 digits
n = 93668 28201 digits
n = 95257 28679 digits
n = 98393 29623 digits
n = 111485 33564 digits
n = 135808 40886 digits
n = 149786 45094 digits
n = 352528 106126 digits May 2012 PPSE; PrimeGrid
n = 365909 110154 digits May 2012 PPSE; PrimeGrid
n = 505101 152055 digits May 2010 Bram De Clerck; PSieve; srsieve; PrimeGrid; LLR
n = 512917 154407 digits Jun 2010 Pascal Vandaele; PSieve; srsieve; PrimeGrid; LLR
n = 575913 173371 digits Nov 2010 Alan J Hidy; PSieve; srsieve; PrimeGrid; LLR
n = 641729 193184 digits Feb 2011 Ben Rhodes; PSieve; srsieve; PrimeGrid; LLR
n = 781189 235165 digits Mar 2012 Denis Korolev; PSieve; srsieve; PrimeGrid; LLR
n = 861481 259336 digits May 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1059936 319077 digits Mar 2013 Li Dake; PSieve; srsieve; PrimeGrid; LLR
n = 2054402 618441 digits Jan 2025 Thomas Schadt; PPSE; PrimeGrid
n = 3432413 1033263 digits Sep 2022 Seonghwan Kim; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3755
max n: 2.373.188
n = 9 7 digits
n = 17 9 digits
n = 21 10 digits
n = 51 19 digits
n = 69 25 digits
n = 147 48 digits
n = 389 121 digits
n = 459 142 digits
n = 909 278 digits
n = 1805 547 digits
n = 2981 901 digits
n = 3849 1163 digits 1993 Jeffrey Young
n = 4277 1292 digits 1993 Jeffrey Young
n = 5745 1733 digits
n = 16545 4985 digits
n = 29369 8845 digits
n = 35381 10655 digits
n = 36581 11016 digits
n = 44685 13456 digits Nov 1997 James Carpenter; Proth
n = 115329 34722 digits
n = 117929 35504 digits
n = 133059 40059 digits
n = 513365 154542 digits Jun 2010 Pablo Marin; PSieve; srsieve; PrimeGrid; LLR
n = 513645 154627 digits Jun 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1066227 320970 digits Mar 2013 Matt Jurach; PSieve; srsieve; PrimeGrid; LLR
k: 3757
max n: 2.372.657
n = 28 13 digits
n = 42 17 digits
n = 118 40 digits
n = 268 85 digits
n = 592 182 digits
n = 664 204 digits
n = 882 270 digits
n = 1302 396 digits
n = 2248 681 digits
n = 2302 697 digits
n = 4740 1431 digits 1993 Jeffrey Young
n = 13468 4058 digits
n = 14952 4505 digits
n = 17544 5285 digits
n = 22612 6811 digits
n = 25144 7573 digits
n = 34348 10344 digits
n = 40540 12208 digits
n = 59284 17850 digits
n = 179190 53946 digits
n = 215598 64906 digits
n = 228904 68911 digits
n = 494430 148842 digits Mar 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 654750 197103 digits Mar 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 790474 237960 digits Mar 2012 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 2167720 652553 digits Feb 2025 Robert Coplin; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3759
max n: 2.373.149
n = 7 6 digits
n = 21 10 digits
n = 25 12 digits
n = 58 22 digits
n = 98 34 digits
n = 111 37 digits
n = 166 54 digits
n = 229 73 digits
n = 295 93 digits
n = 338 106 digits
n = 357 112 digits
n = 374 117 digits
n = 494 153 digits
n = 841 257 digits
n = 858 262 digits
n = 885 270 digits
n = 3033 917 digits
n = 3231 977 digits
n = 3441 1040 digits 1993 Jeffrey Young
n = 3774 1140 digits 1993 Jeffrey Young
n = 6817 2056 digits Mar 1996 Patrick Demichel
n = 10021 3021 digits
n = 11337 3417 digits May 1996 Patrick Demichel
n = 20743 6248 digits
n = 31351 9442 digits
n = 37929 11422 digits
n = 46566 14022 digits
n = 79689 23993 digits
n = 87734 26415 digits
n = 87974 26487 digits
n = 140154 42195 digits
n = 179253 53965 digits
n = 218087 65655 digits
n = 379159 114142 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 796381 239739 digits Mar 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
k: 3761
max n: 2.372.804
n = 1 4 digits
n = 3 5 digits
n = 7 6 digits
n = 11 7 digits
n = 13 8 digits
n = 15 9 digits
n = 23 11 digits
n = 27 12 digits
n = 29 13 digits
n = 47 18 digits
n = 57 21 digits
n = 89 31 digits
n = 113 38 digits
n = 117 39 digits
n = 175 57 digits
n = 407 127 digits
n = 475 147 digits
n = 491 152 digits
n = 587 181 digits
n = 875 267 digits
n = 1121 342 digits
n = 1447 440 digits
n = 1489 452 digits
n = 1853 562 digits
n = 2147 650 digits
n = 2543 770 digits
n = 2923 884 digits
n = 3417 1033 digits 1993 Jeffrey Young
n = 5547 1674 digits
n = 6585 1986 digits
n = 6983 2106 digits Mar 1996 Patrick Demichel
n = 13317 4013 digits
n = 20531 6185 digits Oct 1996 Patrick Demichel
n = 23011 6931 digits
n = 25281 7614 digits
n = 47027 14161 digits
n = 57747 17388 digits
n = 73447 22114 digits
n = 109955 33104 digits
n = 117881 35490 digits
n = 118967 35817 digits
n = 130975 39431 digits
n = 155027 46672 digits
n = 261555 78740 digits
n = 337883 101717 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 440985 132754 digits Dec 2012 Nikolaos Derziotis; PPSE; PrimeGrid
n = 461877 139043 digits Jul 2009 Gil Emery; srsieve; PrimeGrid; LLR
n = 562855 169440 digits Oct 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 597829 179969 digits Dec 2010 Annette Virlogeux; PSieve; srsieve; PrimeGrid; LLR
n = 733995 220959 digits Dec 2011 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 761499 229238 digits Dec 2011 Philip Leonard; PSieve; srsieve; PrimeGrid; LLR
n = 1036813 312116 digits Jan 2013 Andrei Ryjkov; PSieve; srsieve; PrimeGrid; LLR
n = 1828463 550426 digits Jan 2024 Wes Hewitt; PPSE; PrimeGrid
n = 2213027 666192 digits Feb 2025 Lukas Sandhop; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3430057 1032554 digits Aug 2022 Christian Einvik; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3763
max n: 2.372.785
n = 2 5 digits
n = 4 5 digits
n = 10 7 digits
n = 14 8 digits
n = 26 12 digits
n = 32 14 digits
n = 58 22 digits
n = 112 38 digits
n = 146 48 digits
n = 208 67 digits
n = 286 90 digits
n = 298 94 digits
n = 360 112 digits
n = 1056 322 digits
n = 1190 362 digits
n = 1286 391 digits
n = 1602 486 digits
n = 1676 509 digits
n = 1862 565 digits
n = 3062 926 digits
n = 4430 1338 digits 1993 Jeffrey Young
n = 6118 1846 digits
n = 8712 2627 digits
n = 9572 2886 digits
n = 10458 3152 digits
n = 14704 4430 digits
n = 14814 4464 digits
n = 33598 10118 digits
n = 34074 10261 digits
n = 43790 13186 digits
n = 45804 13792 digits
n = 49258 14832 digits
n = 83806 25232 digits
n = 95170 28653 digits
n = 164296 49462 digits
n = 319596 96212 digits
n = 320918 96610 digits
n = 542710 163376 digits Aug 2010 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
n = 1101918 331714 digits Jun 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1256864 378358 digits Mar 2014 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1617674 486972 digits Feb 2021 Andrew McNary; PSieve; srsieve; PrimeGrid; LLR
n = 1639344 493496 digits May 2021 Rudi Tapper; PSieve; srsieve; PrimeGrid; LLR
n = 2208262 664757 digits Feb 2025 Honza Cholt; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2257384 679544 digits Mar 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3765
max n: 2.372.634
n = 2 5 digits
n = 8 6 digits
n = 10 7 digits
n = 16 9 digits
n = 22 11 digits
n = 35 15 digits
n = 58 22 digits
n = 112 38 digits
n = 130 43 digits
n = 154 50 digits
n = 173 56 digits
n = 182 59 digits
n = 238 76 digits
n = 256 81 digits
n = 271 86 digits
n = 292 92 digits
n = 376 117 digits
n = 394 123 digits
n = 421 131 digits
n = 494 153 digits
n = 496 153 digits
n = 598 184 digits
n = 664 204 digits
n = 965 295 digits
n = 1234 376 digits
n = 2902 878 digits
n = 4480 1353 digits 1993 Jeffrey Young
n = 5375 1622 digits
n = 6203 1871 digits
n = 6365 1920 digits
n = 8332 2512 digits May 1996 Patrick Demichel
n = 9400 2834 digits
n = 9845 2968 digits
n = 11158 3363 digits
n = 11410 3439 digits
n = 16285 4906 digits
n = 17548 5287 digits
n = 18730 5642 digits Oct 1996 Patrick Demichel
n = 22391 6744 digits 1996 Patrick Demichel
n = 23606 7110 digits
n = 43786 13185 digits
n = 45538 13712 digits
n = 49444 14888 digits Feb 1999 Tadashi Taura; Proth
n = 66962 20162 digits
n = 73205 22041 digits
n = 76930 23162 digits
n = 81463 24527 digits
n = 93238 28072 digits
n = 128096 38565 digits
n = 159518 48024 digits
n = 176050 53000 digits
n = 176876 53249 digits
n = 188479 56742 digits
n = 329459 99181 digits
n = 395635 119102 digits Jul 2012 Frank Matillek; PPSE; PrimeGrid
n = 853496 256932 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1020925 307333 digits Oct 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 3386141 1019334 digits Nov 2021 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3767
max n: 2.372.438
n = 3 5 digits
n = 59 22 digits
n = 67 24 digits
n = 103 35 digits
n = 175 57 digits
n = 179 58 digits
n = 183 59 digits
n = 199 64 digits
n = 367 115 digits
n = 399 124 digits
n = 2015 611 digits
n = 2443 739 digits
n = 3247 982 digits
n = 9547 2878 digits
n = 10363 3124 digits
n = 21063 6345 digits
n = 22863 6887 digits
n = 47719 14369 digits
n = 112175 33772 digits
n = 157195 47324 digits
n = 171727 51699 digits
n = 496599 149495 digits
n = 696519 209677 digits Sep 2011 Steffen Gröger; PSieve; srsieve; PrimeGrid; LLR
k: 3769
max n: 2.373.421
n = 2 5 digits
n = 74 26 digits
n = 170 55 digits
n = 206 66 digits
n = 1110 338 digits
n = 2030 615 digits
n = 8874 2675 digits
n = 46182 13906 digits
n = 48602 14635 digits
n = 439742 132380 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 599750 180547 digits Jan 2011 Koen van Gorp; PSieve; srsieve; PrimeGrid; LLR
k: 3771
max n: 2.372.630
n = 3 5 digits
n = 4 5 digits
n = 7 6 digits
n = 16 9 digits
n = 21 10 digits
n = 36 15 digits
n = 337 106 digits
n = 453 140 digits
n = 861 263 digits
n = 984 300 digits
n = 1512 459 digits
n = 1525 463 digits
n = 1591 483 digits
n = 2436 737 digits
n = 2661 805 digits
n = 3228 976 digits
n = 3492 1055 digits 1993 Jeffrey Young
n = 4252 1284 digits 1993 Jeffrey Young
n = 6615 1995 digits
n = 8055 2429 digits May 1996 Patrick Demichel
n = 10672 3217 digits
n = 12592 3795 digits
n = 30541 9198 digits
n = 38472 11585 digits
n = 45421 13677 digits
n = 70516 21232 digits
n = 112111 33753 digits
n = 123181 37085 digits
n = 191064 57520 digits
n = 221676 66735 digits
n = 452316 136165 digits Apr 2009 Daniel Marsh; srsieve; PrimeGrid; LLR
n = 470223 141555 digits Oct 2009 Werner Klein; srsieve; PrimeGrid; LLR
n = 593905 178787 digits Dec 2010 Damian Peter Shaw; PSieve; srsieve; PrimeGrid; LLR
k: 3773
max n: 2.372.832
n = 1 4 digits
n = 5 6 digits
n = 17 9 digits
n = 45 18 digits
n = 73 26 digits
n = 77 27 digits
n = 97 33 digits
n = 521 161 digits
n = 721 221 digits
n = 1561 474 digits
n = 2001 606 digits
n = 5209 1572 digits
n = 6237 1882 digits
n = 8165 2462 digits May 1996 Patrick Demichel
n = 16117 4856 digits
n = 17681 5327 digits
n = 28781 8668 digits
n = 71949 21663 digits
n = 259565 78141 digits
n = 345581 104034 digits Apr 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 349325 105161 digits Apr 2012 Adrian Schori; PPSE; PrimeGrid
n = 431401 129869 digits Dec 2012 Ronny Willig; PPSE; PrimeGrid
n = 948333 285481 digits Jul 2012 Keith Elliott; PSieve; srsieve; PrimeGrid; LLR
n = 1251125 376630 digits Mar 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1542593 464371 digits Jul 2019 Damián Silvestre; PSieve; srsieve; PrimeGrid; LLR
n = 1778565 535405 digits Dec 2023 Jan Kožíšek; PPSE; PrimeGrid
k: 3775
max n: 2.372.641
n = 2 5 digits
n = 6 6 digits
n = 8 6 digits
n = 10 7 digits
n = 38 16 digits
n = 50 19 digits
n = 56 21 digits
n = 62 23 digits
n = 120 40 digits
n = 210 67 digits
n = 240 76 digits
n = 262 83 digits
n = 992 303 digits
n = 1470 447 digits
n = 1970 597 digits
n = 2022 613 digits
n = 5822 1757 digits
n = 11138 3357 digits
n = 24552 7395 digits
n = 28112 8467 digits
n = 30408 9158 digits
n = 45458 13688 digits
n = 61882 18632 digits
n = 66678 20076 digits
n = 138506 41699 digits
n = 167286 50362 digits
n = 234182 70500 digits
n = 253128 76203 digits
n = 276528 83247 digits
n = 293226 88274 digits
n = 485702 146215 digits Nov 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 1314506 395710 digits Feb 2015 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1921920 578560 digits Feb 2024 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2054090 618347 digits Jan 2025 Jordan Romaidis; PPSE; PrimeGrid
k: 3777
max n: 2.371.969
n = 8 6 digits
n = 10 7 digits
n = 12 8 digits
n = 15 9 digits
n = 20 10 digits
n = 22 11 digits
n = 24 11 digits
n = 26 12 digits
n = 36 15 digits
n = 40 16 digits
n = 59 22 digits
n = 62 23 digits
n = 80 28 digits
n = 155 51 digits
n = 190 61 digits
n = 202 65 digits
n = 230 73 digits
n = 231 74 digits
n = 234 75 digits
n = 270 85 digits
n = 327 103 digits
n = 342 107 digits
n = 347 109 digits
n = 386 120 digits
n = 396 123 digits
n = 419 130 digits
n = 446 138 digits
n = 512 158 digits
n = 1286 391 digits
n = 1395 424 digits
n = 1448 440 digits
n = 1482 450 digits
n = 1630 495 digits
n = 1784 541 digits
n = 2000 606 digits
n = 2891 874 digits
n = 7554 2278 digits 1989 Harvey Dubner; Dubner Cruncher
n = 7995 2411 digits May 1996 Patrick Demichel
n = 8642 2606 digits
n = 10570 3186 digits
n = 13388 4034 digits
n = 13980 4212 digits
n = 20396 6144 digits
n = 28227 8501 digits
n = 29294 8822 digits
n = 29687 8941 digits
n = 39876 12008 digits
n = 69771 21007 digits
n = 70494 21225 digits
n = 91594 27577 digits
n = 99036 29817 digits
n = 106618 32099 digits
n = 157610 47449 digits
n = 283179 85249 digits
n = 307090 92447 digits
n = 448364 134975 digits Jan 2013 Ronny Willig; PPSE; PrimeGrid
n = 695240 209292 digits Sep 2011 Valter Cavecchia; PSieve; srsieve; PrimeGrid; LLR
n = 698399 210243 digits Sep 2011 Xavier Droniou; PSieve; srsieve; PrimeGrid; LLR
n = 917700 276259 digits Jun 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 967076 291123 digits Aug 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 3374072 1015701 digits Jul 2021 Seonghwan Kim; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3779
max n: 2.372.782
n = 1 4 digits
n = 5 6 digits
n = 181 59 digits
n = 265 84 digits
n = 457 142 digits
n = 487 151 digits
n = 563 174 digits
n = 625 192 digits
n = 941 287 digits
n = 1135 346 digits
n = 1361 414 digits
n = 1897 575 digits
n = 1963 595 digits
n = 3277 991 digits
n = 4309 1301 digits 1993 Jeffrey Young
n = 22511 6781 digits
n = 26267 7911 digits
n = 39749 11970 digits
n = 40507 12198 digits
n = 41491 12494 digits
n = 77545 23347 digits
n = 82873 24951 digits
n = 89155 26842 digits
n = 95393 28720 digits
n = 99515 29961 digits
n = 149581 45032 digits
n = 165529 49833 digits
n = 216661 65226 digits
n = 228289 68726 digits
n = 241357 72660 digits
n = 607729 182949 digits Jan 2011 Daisuke Goto; PSieve; srsieve; PrimeGrid; LLR
n = 644545 194031 digits Feb 2011 Zachary Caswell; PSieve; srsieve; PrimeGrid; LLR
n = 818093 246275 digits Apr 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1096939 330216 digits Mar 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 3781
max n: 2.372.635
n = 4 5 digits
n = 8 6 digits
n = 16 9 digits
n = 36 15 digits
n = 44 17 digits
n = 84 29 digits
n = 156 51 digits
n = 628 193 digits
n = 1136 346 digits
n = 1624 493 digits
n = 1716 521 digits
n = 2288 693 digits
n = 2624 794 digits
n = 17208 5184 digits
n = 131496 39588 digits
n = 256196 77127 digits
n = 279208 84054 digits
n = 290348 87408 digits
n = 395608 119094 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 1384388 416746 digits Feb 2016 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1612468 485405 digits Dec 2020 Zoltan Kemenes; PSieve; srsieve; PrimeGrid; LLR
n = 1659204 499474 digits Feb 2022 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
n = 2214404 666606 digits Feb 2025 Jonathan Gehrke; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3332436 1003167 digits Apr 2020 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
k: 3783
max n: 2.373.175
n = 36 15 digits
n = 65 24 digits
n = 161 53 digits
n = 209 67 digits
n = 228 73 digits
n = 396 123 digits
n = 636 196 digits
n = 1202 366 digits
n = 10578 3188 digits
n = 18546 5587 digits
n = 61752 18593 digits
n = 77094 23212 digits
n = 114113 34356 digits
n = 131241 39512 digits
n = 170484 51325 digits
n = 172596 51961 digits
n = 192737 58024 digits
n = 230108 69273 digits
n = 299772 90244 digits
n = 513297 154522 digits Jun 2010 Daishin Ueyama; PSieve; srsieve; PrimeGrid; LLR
n = 700212 210789 digits Jan 2010 Brian Carpenter; srsieve; PrimeGrid; LLR
n = 840618 253055 digits Apr 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 2066684 622138 digits Jan 2025 Zack Friedrichsen; PPSE; PrimeGrid
k: 3785
max n: 2.373.459
n = 31 13 digits
n = 121 41 digits
n = 139 46 digits
n = 327 103 digits
n = 571 176 digits
n = 891 272 digits
n = 1153 351 digits
n = 1671 507 digits
n = 1999 606 digits
n = 9001 2714 digits
n = 10797 3254 digits
n = 15997 4820 digits
n = 21289 6413 digits
n = 50271 15137 digits
n = 84633 25481 digits
n = 114763 34551 digits
n = 130479 39282 digits
n = 170389 51296 digits
n = 408223 122891 digits Aug 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 2134509 642555 digits Jan 2025 Predrag Kurtovic; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3787
max n: 2.372.865
n = 2 5 digits
n = 10 7 digits
n = 12 8 digits
n = 20 10 digits
n = 26 12 digits
n = 42 17 digits
n = 108 37 digits
n = 122 41 digits
n = 130 43 digits
n = 194 62 digits
n = 444 138 digits
n = 506 156 digits
n = 546 168 digits
n = 730 224 digits
n = 764 234 digits
n = 1002 306 digits
n = 2420 733 digits
n = 2818 852 digits
n = 4772 1441 digits 1993 Jeffrey Young
n = 6106 1842 digits
n = 7082 2136 digits Mar 1996 Patrick Demichel
n = 8924 2690 digits
n = 9828 2963 digits
n = 10762 3244 digits
n = 12674 3819 digits
n = 15812 4764 digits
n = 16872 5083 digits
n = 19188 5780 digits
n = 19322 5821 digits
n = 21536 6487 digits
n = 31364 9446 digits
n = 34800 10480 digits
n = 36764 11071 digits
n = 58232 17534 digits Aug 1999 David Hanson; Proth
n = 143880 43316 digits
n = 192600 57982 digits
n = 205760 61944 digits
n = 208322 62715 digits
n = 641532 193124 digits Feb 2011 Anand S Nair; PSieve; srsieve; PrimeGrid; LLR
n = 2036424 613029 digits Dec 2024 Zack Friedrichsen; PPSE; PrimeGrid
k: 3789
max n: 2.372.794
n = 3 5 digits
n = 9 7 digits
n = 14 8 digits
n = 18 9 digits
n = 22 11 digits
n = 27 12 digits
n = 54 20 digits
n = 66 24 digits
n = 102 35 digits
n = 118 40 digits
n = 155 51 digits
n = 203 65 digits
n = 210 67 digits
n = 317 100 digits
n = 419 130 digits
n = 626 193 digits
n = 635 195 digits
n = 742 227 digits
n = 795 243 digits
n = 1018 311 digits
n = 1106 337 digits
n = 1678 509 digits
n = 1730 525 digits
n = 2699 817 digits
n = 4962 1498 digits 1993 Jeffrey Young
n = 5609 1693 digits
n = 7619 2298 digits
n = 9658 2911 digits
n = 13113 3951 digits
n = 15110 4553 digits
n = 23986 7225 digits
n = 43435 13079 digits
n = 44998 13550 digits
n = 45394 13669 digits
n = 60475 18209 digits
n = 63249 19044 digits
n = 111694 33627 digits
n = 114310 34415 digits
n = 125054 37649 digits
n = 172785 52018 digits
n = 213713 64338 digits
n = 221529 66691 digits
n = 240389 72368 digits
n = 258562 77839 digits
n = 279142 84034 digits
n = 310418 93449 digits
n = 535459 161193 digits Jul 2010 Marc Roulleau; PSieve; srsieve; PrimeGrid; LLR
n = 1047483 315328 digits Feb 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 2026166 609941 digits Dec 2024 Dawid Kwiatkowski; PPSE; PrimeGrid
n = 2135013 642707 digits Jan 2025 David Perek; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2215602 666967 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3791
max n: 2.372.634
n = 1 4 digits
n = 5 6 digits
n = 37 15 digits
n = 43 17 digits
n = 103 35 digits
n = 113 38 digits
n = 131 44 digits
n = 143 47 digits
n = 367 115 digits
n = 369 115 digits
n = 717 220 digits
n = 1253 381 digits
n = 1507 458 digits
n = 10625 3203 digits
n = 15625 4708 digits
n = 16513 4975 digits
n = 24113 7263 digits
n = 26107 7863 digits
n = 26855 8088 digits
n = 64753 19497 digits
n = 74695 22490 digits
n = 95183 28657 digits
n = 140107 42180 digits
n = 144893 43621 digits
n = 208561 62787 digits
n = 227419 68464 digits
n = 240417 72377 digits
n = 550413 165695 digits Sep 2010 David Pyke; PSieve; srsieve; PrimeGrid; LLR
n = 717499 215993 digits Nov 2011 Mathieu Berneau; PSieve; srsieve; PrimeGrid; LLR
n = 722867 217609 digits Nov 2011 Jon Goral; PSieve; srsieve; PrimeGrid; LLR
n = 757905 228156 digits Dec 2011 John Longden; PSieve; srsieve; PrimeGrid; LLR
n = 820175 246901 digits Apr 2012 Shane Phillips; PSieve; srsieve; PrimeGrid; LLR
n = 1001609 301518 digits Sep 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1026179 308915 digits Oct 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 2253709 678438 digits Mar 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2266333 682238 digits Apr 2025 Anthony Roy; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2328935 701083 digits Dec 2025 Emil Hristoskov; PPSE; PrimeGrid
k: 3793
max n: 2.372.805
n = 2 5 digits
n = 4 5 digits
n = 14 8 digits
n = 70 25 digits
n = 298 94 digits
n = 304 96 digits
n = 346 108 digits
n = 448 139 digits
n = 506 156 digits
n = 586 180 digits
n = 1006 307 digits
n = 1714 520 digits
n = 2560 775 digits
n = 2834 857 digits
n = 13690 4125 digits
n = 152896 46030 digits
n = 174782 52619 digits
n = 268442 80813 digits
n = 1059814 319040 digits Mar 2013 Joseph Marshall; PSieve; srsieve; PrimeGrid; LLR
k: 3795
max n: 2.372.790
n = 1 4 digits
n = 5 6 digits
n = 8 6 digits
n = 14 8 digits
n = 16 9 digits
n = 52 20 digits
n = 70 25 digits
n = 111 37 digits
n = 112 38 digits
n = 119 40 digits
n = 129 43 digits
n = 151 50 digits
n = 190 61 digits
n = 265 84 digits
n = 273 86 digits
n = 286 90 digits
n = 316 99 digits
n = 337 106 digits
n = 412 128 digits
n = 467 145 digits
n = 478 148 digits
n = 566 174 digits
n = 799 245 digits
n = 1446 439 digits
n = 2649 802 digits
n = 2813 851 digits
n = 3655 1104 digits 1993 Jeffrey Young
n = 3793 1146 digits 1993 Jeffrey Young
n = 7460 2250 digits May 1996 Patrick Demichel
n = 9976 3007 digits
n = 10340 3117 digits
n = 11803 3557 digits
n = 15676 4723 digits
n = 16708 5034 digits
n = 18939 5705 digits
n = 20528 6184 digits Oct 1996 Patrick Demichel
n = 26756 8058 digits
n = 28025 8440 digits
n = 28900 8704 digits
n = 29368 8845 digits
n = 29606 8916 digits
n = 48220 14520 digits
n = 82523 24846 digits
n = 84014 25295 digits
n = 85415 25717 digits
n = 93631 28190 digits
n = 115208 34685 digits
n = 123556 37198 digits
n = 129529 38996 digits
n = 161319 48566 digits
n = 179659 54087 digits
n = 222227 66901 digits
n = 334717 100764 digits Apr 2012 Göran Schmidt; PPSE; PrimeGrid
n = 366731 110401 digits May 2012 PPSE; PrimeGrid
n = 467295 140674 digits Aug 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 656391 197597 digits Mar 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 953680 287090 digits Jul 2012 Ed Braaten; PSieve; srsieve; PrimeGrid; LLR
n = 1076800 324153 digits Mar 2013 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 1130125 340206 digits Aug 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1450429 436627 digits Jun 2017 Radoslaw Szymeczko; PSieve; srsieve; PrimeGrid; LLR
n = 1833637 551984 digits Jan 2024 Honza Cholt; PPSE; PrimeGrid
n = 1921235 578353 digits Feb 2024 Dawid Kwiatkowski; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3797
max n: 2.373.274
n = 315 99 digits
n = 843 258 digits
n = 1023 312 digits
n = 3419 1033 digits 1993 Jeffrey Young
n = 62199 18728 digits
n = 73203 22040 digits
n = 98939 29788 digits
n = 515295 155123 digits Jun 2010 Dmitriy Taukchi; PSieve; srsieve; PrimeGrid; LLR
n = 649203 195434 digits Feb 2011 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 868599 261478 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1431099 430808 digits Jan 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2164335 651534 digits Feb 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2264075 681559 digits Apr 2025 David Perek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3799
max n: 2.372.901
n = 6 6 digits
n = 22 11 digits
n = 238 76 digits
n = 2010 609 digits
n = 4702 1420 digits 1993 Jeffrey Young
n = 7626 2300 digits
n = 8758 2641 digits May 1996 Patrick Demichel
n = 22566 6797 digits
n = 51946 15641 digits
n = 52942 15941 digits
n = 115030 34632 digits
n = 144130 43392 digits
n = 176878 53250 digits
n = 295590 88986 digits
n = 486330 146404 digits Jan 2010 Thurmond Harvey; PSieve; srsieve; PrimeGrid; LLR
n = 881322 265308 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1092202 328790 digits Mar 2013 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1639362 493501 digits May 2021 Tim Ranch; PSieve; srsieve; PrimeGrid; LLR
n = 3480810 1047832 digits Aug 2023 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3801
max n: 2.372.690
n = 1 4 digits
n = 5 6 digits
n = 8 6 digits
n = 25 12 digits
n = 31 13 digits
n = 43 17 digits
n = 51 19 digits
n = 55 21 digits
n = 80 28 digits
n = 83 29 digits
n = 112 38 digits
n = 127 42 digits
n = 132 44 digits
n = 151 50 digits
n = 168 55 digits
n = 363 113 digits
n = 401 125 digits
n = 421 131 digits
n = 483 149 digits
n = 487 151 digits
n = 512 158 digits
n = 745 228 digits
n = 759 233 digits
n = 995 304 digits
n = 1033 315 digits
n = 1081 329 digits
n = 1135 346 digits
n = 1400 426 digits
n = 1459 443 digits
n = 1472 447 digits
n = 2425 734 digits
n = 2507 759 digits
n = 2555 773 digits
n = 3019 913 digits
n = 3161 956 digits
n = 5148 1554 digits
n = 6551 1976 digits
n = 9987 3010 digits
n = 10889 3282 digits
n = 11355 3422 digits May 1996 Patrick Demichel
n = 15859 4778 digits
n = 15864 4780 digits
n = 25179 7584 digits
n = 29692 8942 digits
n = 29849 8990 digits
n = 34448 10374 digits
n = 36771 11073 digits
n = 39312 11838 digits
n = 41549 12512 digits
n = 42031 12657 digits
n = 43920 13225 digits
n = 47420 14279 digits
n = 48013 14457 digits
n = 80392 24204 digits
n = 89440 26928 digits
n = 102263 30788 digits
n = 124733 37552 digits
n = 144095 43381 digits
n = 198245 59682 digits
n = 211468 63662 digits
n = 214491 64572 digits
n = 253061 76183 digits
n = 545489 164213 digits Sep 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 549049 165284 digits Sep 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 645307 194261 digits Feb 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 682920 205583 digits Aug 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 686029 206519 digits Aug 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 880848 265166 digits May 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 955225 287555 digits Jul 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1094684 329537 digits Mar 2013 G. Chang; PSieve; srsieve; PrimeGrid; LLR
n = 1153563 347261 digits Aug 2013 Pauline Arthur; PSieve; srsieve; PrimeGrid; LLR
n = 1264748 380731 digits Mar 2014 Yang Xi; PSieve; srsieve; PrimeGrid; LLR
n = 1490004 448540 digits Apr 2018 Stefan Lichtenwimmer; PSieve; srsieve; PrimeGrid; LLR
n = 1772424 533557 digits Nov 2023 Yegor Ryabchikov; PPSE; PrimeGrid
n = 1927148 580133 digits Mar 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2348953 707109 digits Mar 2026 Thomas Schmidt; PPSE; PrimeGrid
n = 3464980 1043067 digits Mar 2023 Ryan Propper; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3482723 1048408 digits Sep 2023 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3803
max n: 2.372.788
n = 1 4 digits
n = 5 6 digits
n = 9 7 digits
n = 17 9 digits
n = 25 12 digits
n = 45 18 digits
n = 57 21 digits
n = 73 26 digits
n = 149 49 digits
n = 225 72 digits
n = 485 150 digits
n = 773 237 digits
n = 793 243 digits
n = 917 280 digits
n = 1281 390 digits
n = 1417 431 digits
n = 2341 709 digits
n = 3065 927 digits
n = 3501 1058 digits 1993 Jeffrey Young
n = 4097 1237 digits 1993 Jeffrey Young
n = 5197 1569 digits
n = 5949 1795 digits
n = 7761 2340 digits May 1996 Patrick Demichel
n = 12109 3649 digits
n = 20117 6060 digits
n = 23377 7041 digits
n = 25297 7619 digits
n = 38921 11720 digits
n = 48893 14722 digits
n = 52861 15917 digits
n = 69241 20848 digits
n = 72577 21852 digits
n = 115861 34882 digits
n = 139213 41911 digits
n = 148349 44662 digits
n = 182201 54852 digits
n = 187929 56576 digits
n = 198385 59724 digits
n = 252325 75961 digits
n = 388429 116933 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 587101 176739 digits Dec 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 644853 194124 digits Feb 2011 Peter Verstappen; PSieve; srsieve; PrimeGrid; LLR
n = 1553013 467508 digits Jan 2020 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 1570401 472742 digits Feb 2020 Brian D. Niegocki; PSieve; srsieve; PrimeGrid; LLR
n = 1738093 523222 digits Apr 2023 PPSE; PrimeGrid
n = 1894121 570191 digits Feb 2024 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3805
max n: 2.373.125
n = 6 6 digits
n = 44 17 digits
n = 128 43 digits
n = 198 64 digits
n = 276 87 digits
n = 1224 373 digits
n = 2296 695 digits
n = 3294 996 digits
n = 6356 1917 digits
n = 6698 2020 digits Mar 1996 Patrick Demichel
n = 11778 3550 digits
n = 15278 4603 digits
n = 34146 10283 digits
n = 59276 17848 digits
n = 159968 48159 digits
n = 399158 120163 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 408256 122901 digits Aug 2012 David Tomecko; PPSE; PrimeGrid
k: 3807
max n: 2.372.713
n = 4 5 digits
n = 10 7 digits
n = 28 13 digits
n = 82 29 digits
n = 118 40 digits
n = 170 55 digits
n = 187 60 digits
n = 206 66 digits
n = 331 104 digits
n = 404 126 digits
n = 710 218 digits
n = 2042 619 digits
n = 3500 1058 digits 1993 Jeffrey Young
n = 3571 1079 digits 1993 Jeffrey Young
n = 3871 1169 digits 1993 Jeffrey Young
n = 7340 2214 digits May 1996 Patrick Demichel
n = 12734 3837 digits
n = 13762 4147 digits
n = 28508 8586 digits
n = 37291 11230 digits
n = 45652 13747 digits
n = 54026 16268 digits
n = 78412 23608 digits
n = 84220 25357 digits
n = 153638 46254 digits
n = 183484 55238 digits
n = 197606 59489 digits
n = 388010 116807 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 754820 227228 digits Dec 2011 John ODonnell; PSieve; srsieve; PrimeGrid; LLR
n = 1132699 340980 digits Aug 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1831054 551206 digits Jan 2024 Ricky L Hubbard; PPSE; PrimeGrid
n = 2280559 686521 digits May 2025 PPSE; PrimeGrid
k: 3809
max n: 2.372.638
n = 5 6 digits
n = 15 9 digits
n = 31 13 digits
n = 295 93 digits
n = 569 175 digits
n = 769 236 digits
n = 949 290 digits
n = 1041 317 digits
n = 3595 1086 digits 1993 Jeffrey Young
n = 3919 1184 digits 1993 Jeffrey Young
n = 4325 1306 digits 1993 Jeffrey Young
n = 4491 1356 digits 1993 Jeffrey Young
n = 5505 1661 digits
n = 6579 1985 digits
n = 11029 3324 digits
n = 26599 8011 digits
n = 80589 24264 digits
n = 106625 32101 digits
n = 109435 32947 digits
n = 301005 90616 digits
n = 340549 102520 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 540485 162706 digits Aug 2010 Michael Frith; PSieve; srsieve; PrimeGrid; LLR
n = 1429461 430315 digits Dec 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 3811
max n: 2.373.239
n = 32 14 digits
n = 356 111 digits
n = 1352 411 digits
n = 1572 477 digits
n = 5388 1626 digits
n = 243392 73272 digits
n = 1728588 520361 digits Jan 2023 Valter Cavecchia; PPSE; PrimeGrid
n = 1939040 583713 digits Mar 2024 Mats Lundström; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3813
max n: 2.371.760
n = 6 6 digits
n = 9 7 digits
n = 12 8 digits
n = 13 8 digits
n = 25 12 digits
n = 30 13 digits
n = 42 17 digits
n = 60 22 digits
n = 61 22 digits
n = 66 24 digits
n = 70 25 digits
n = 145 48 digits
n = 201 65 digits
n = 262 83 digits
n = 313 98 digits
n = 709 218 digits
n = 741 227 digits
n = 846 259 digits
n = 954 291 digits
n = 1357 413 digits
n = 2877 870 digits
n = 3141 950 digits
n = 3906 1180 digits 1993 Jeffrey Young
n = 6360 1919 digits
n = 9354 2820 digits
n = 10260 3093 digits
n = 20029 6033 digits
n = 40273 12127 digits
n = 44796 13489 digits
n = 68202 20535 digits
n = 85866 25852 digits
n = 92281 27783 digits
n = 180837 54441 digits
n = 221194 66590 digits
n = 244261 73534 digits
n = 254517 76621 digits
n = 262254 78950 digits
n = 268797 80920 digits
n = 279246 84066 digits
n = 298224 89778 digits
n = 314280 94612 digits
n = 382776 115231 digits Apr 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 770893 232066 digits Dec 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 771589 232276 digits Dec 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 988797 297662 digits Sep 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1192174 358884 digits Oct 2013 David Yost; PSieve; srsieve; PrimeGrid; LLR
n = 2165400 651854 digits Feb 2025 Jiří Sýkora; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2199757 662197 digits Feb 2025 Detlef Lexut; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3815
max n: 2.372.816
n = 5 6 digits
n = 7 6 digits
n = 15 9 digits
n = 75 27 digits
n = 147 48 digits
n = 243 77 digits
n = 365 114 digits
n = 375 117 digits
n = 537 166 digits
n = 545 168 digits
n = 1097 334 digits
n = 1743 529 digits
n = 2147 650 digits
n = 2843 860 digits
n = 4133 1248 digits 1993 Jeffrey Young
n = 4563 1378 digits 1993 Jeffrey Young
n = 5607 1692 digits
n = 8211 2476 digits
n = 11623 3503 digits
n = 17577 5295 digits
n = 28061 8451 digits
n = 81391 24505 digits
n = 88587 26671 digits
n = 99777 30040 digits
n = 103291 31098 digits
n = 131415 39564 digits
n = 165847 49929 digits
n = 261075 78595 digits
n = 263007 79177 digits
n = 407711 122737 digits Aug 2012 Bart Kus; PPSE; PrimeGrid
n = 470523 141646 digits Oct 2009 Vince Splain; srsieve; PrimeGrid; LLR
n = 548645 165163 digits Sep 2010 Daishin Ueyama; PSieve; srsieve; PrimeGrid; LLR
n = 720575 216919 digits Nov 2011 Kazuki Yoshikawa; PSieve; srsieve; PrimeGrid; LLR
n = 798667 240427 digits Mar 2012 Sergey Lovov; PSieve; srsieve; PrimeGrid; LLR
n = 1872161 563581 digits Feb 2024 Cole Willie; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2192313 659956 digits Feb 2025 Milan Fňašek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3817
max n: 2.372.417
n = 2 5 digits
n = 10 7 digits
n = 14 8 digits
n = 20 10 digits
n = 30 13 digits
n = 46 18 digits
n = 60 22 digits
n = 80 28 digits
n = 102 35 digits
n = 106 36 digits
n = 192 62 digits
n = 216 69 digits
n = 232 74 digits
n = 306 96 digits
n = 332 104 digits
n = 482 149 digits
n = 518 160 digits
n = 554 171 digits
n = 560 173 digits
n = 746 229 digits
n = 800 245 digits
n = 1598 485 digits
n = 1658 503 digits
n = 1746 530 digits
n = 2042 619 digits
n = 2224 674 digits
n = 2294 695 digits
n = 2538 768 digits
n = 2862 866 digits
n = 3086 933 digits
n = 3358 1015 digits 1993 Jeffrey Young
n = 3556 1075 digits 1993 Jeffrey Young
n = 3966 1198 digits 1993 Jeffrey Young
n = 4876 1472 digits 1993 Jeffrey Young
n = 4896 1478 digits 1993 Jeffrey Young
n = 6092 1838 digits
n = 6312 1904 digits
n = 6692 2019 digits Mar 1996 Patrick Demichel
n = 6894 2079 digits Mar 1996 Patrick Demichel
n = 8474 2555 digits
n = 8854 2669 digits
n = 10502 3165 digits
n = 24314 7323 digits
n = 73076 22002 digits
n = 81350 24493 digits
n = 100024 30114 digits
n = 136910 41218 digits
n = 151546 45624 digits
n = 210194 63279 digits
n = 295436 88939 digits
n = 375512 113044 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 379244 114168 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 568792 171228 digits Nov 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 933556 281032 digits Jul 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1247292 375476 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1848152 556353 digits Jan 2024 Detlef Lexut; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2029366 610904 digits Dec 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 2029934 611075 digits Dec 2024 Dr. James Scott Brown; PPSE; PrimeGrid
k: 3819
max n: 2.372.852
n = 1 4 digits
n = 2 5 digits
n = 3 5 digits
n = 5 6 digits
n = 7 6 digits
n = 13 8 digits
n = 33 14 digits
n = 43 17 digits
n = 49 19 digits
n = 55 21 digits
n = 71 25 digits
n = 75 27 digits
n = 86 30 digits
n = 99 34 digits
n = 149 49 digits
n = 155 51 digits
n = 233 74 digits
n = 253 80 digits
n = 255 81 digits
n = 262 83 digits
n = 398 124 digits
n = 695 213 digits
n = 937 286 digits
n = 938 286 digits
n = 1315 400 digits
n = 1323 402 digits
n = 2710 820 digits
n = 2718 822 digits
n = 3409 1030 digits 1993 Jeffrey Young
n = 4301 1299 digits 1993 Jeffrey Young
n = 4411 1332 digits 1993 Jeffrey Young
n = 5325 1607 digits
n = 5647 1704 digits
n = 6295 1899 digits
n = 7217 2177 digits May 1996 Patrick Demichel
n = 7327 2210 digits May 1996 Patrick Demichel
n = 7425 2239 digits May 1996 Patrick Demichel
n = 8710 2626 digits May 1996 Patrick Demichel
n = 11269 3396 digits May 1996 Patrick Demichel
n = 11845 3570 digits
n = 11951 3602 digits
n = 16243 4894 digits
n = 19690 5931 digits Mar 1998 David Hanson; Proth
n = 21663 6525 digits Oct 1996 Patrick Demichel
n = 21855 6583 digits
n = 27762 8361 digits
n = 28359 8541 digits
n = 35290 10627 digits
n = 35961 10829 digits
n = 43759 13177 digits
n = 51030 15366 digits
n = 55825 16809 digits
n = 60822 18313 digits
n = 77671 23385 digits
n = 100939 30390 digits
n = 110539 33280 digits
n = 118893 35794 digits
n = 122131 36769 digits
n = 129941 39120 digits
n = 133937 40323 digits
n = 168043 50590 digits
n = 226821 68284 digits
n = 234478 70589 digits
n = 372455 112124 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 494066 148733 digits Mar 2010 Anton Samsonov; PSieve; srsieve; PrimeGrid; LLR
n = 532730 160372 digits Jul 2010 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 559463 168419 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 668919 201369 digits Apr 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 702169 211378 digits Sep 2011 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1748330 526304 digits Jun 2023 Kai Schmidt; PPSE; PrimeGrid
n = 2197202 661428 digits Feb 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3821
max n: 2.372.704
n = 1 4 digits
n = 5 6 digits
n = 11 7 digits
n = 19 10 digits
n = 25 12 digits
n = 77 27 digits
n = 199 64 digits
n = 791 242 digits
n = 835 255 digits
n = 941 287 digits
n = 2701 817 digits
n = 2989 904 digits
n = 4201 1269 digits 1993 Jeffrey Young
n = 5309 1602 digits
n = 6289 1897 digits
n = 7451 2247 digits May 1996 Patrick Demichel
n = 9839 2966 digits
n = 14141 4261 digits
n = 18755 5650 digits
n = 27515 8287 digits
n = 42769 12879 digits
n = 45749 13776 digits
n = 82829 24938 digits
n = 98045 29519 digits
n = 107665 32414 digits
n = 122975 37023 digits
n = 124075 37354 digits
n = 156055 46981 digits
n = 198535 59769 digits
n = 577711 173912 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 731897 220327 digits Dec 2011 Fumikazu Ameta; PSieve; srsieve; PrimeGrid; LLR
n = 852475 256625 digits May 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1289141 388074 digits Aug 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 2112719 635996 digits Jan 2025 Arnaud Jacques; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3823
max n: 2.373.271
n = 4 5 digits
n = 8 6 digits
n = 24 11 digits
n = 72 26 digits
n = 94 32 digits
n = 158 52 digits
n = 228 73 digits
n = 520 161 digits
n = 612 188 digits
n = 1084 330 digits
n = 2368 717 digits
n = 3252 983 digits
n = 4320 1305 digits 1993 Jeffrey Young
n = 5540 1672 digits
n = 9160 2762 digits
n = 14004 4220 digits
n = 33050 9953 digits
n = 37092 11170 digits
n = 38584 11619 digits
n = 44792 13488 digits
n = 47652 14349 digits
n = 106960 32202 digits
n = 200204 60271 digits Jul 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 201468 60652 digits
n = 275110 82820 digits
n = 439978 132451 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 573860 172753 digits Nov 2010 James P. Burt; PSieve; srsieve; PrimeGrid; LLR
n = 802300 241520 digits Mar 2012 Kenneth Dejong; PSieve; srsieve; PrimeGrid; LLR
n = 835948 251650 digits Apr 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1346148 405235 digits May 2015 Shaun Cox; PSieve; srsieve; PrimeGrid; LLR
n = 1529518 460435 digits Feb 2019 Vince Splain; PSieve; srsieve; PrimeGrid; LLR
n = 1857792 559255 digits Feb 2024 Naotaka Tamai; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3825
max n: 2.372.638
n = 5 6 digits
n = 8 6 digits
n = 11 7 digits
n = 17 9 digits
n = 35 15 digits
n = 36 15 digits
n = 48 19 digits
n = 60 22 digits
n = 81 28 digits
n = 114 38 digits
n = 149 49 digits
n = 501 155 digits
n = 651 200 digits
n = 654 201 digits
n = 971 296 digits
n = 1356 412 digits
n = 1835 556 digits
n = 2070 627 digits
n = 3000 907 digits
n = 3929 1187 digits 1993 Jeffrey Young
n = 4686 1415 digits 1993 Jeffrey Young
n = 9623 2901 digits
n = 10197 3074 digits
n = 10313 3109 digits
n = 11094 3344 digits
n = 11165 3365 digits
n = 11664 3515 digits
n = 11910 3589 digits
n = 12416 3742 digits
n = 33668 10139 digits
n = 75845 22836 digits
n = 80685 24293 digits
n = 119301 35917 digits
n = 190919 57476 digits
n = 322203 96997 digits
n = 332213 100010 digits Apr 2012 Bruce Dodson; PPSE; PrimeGrid
n = 390308 117498 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 427539 128706 digits Nov 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 565436 170217 digits Oct 2010 Choi Yooil; PSieve; srsieve; PrimeGrid; LLR
n = 963209 289959 digits Aug 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1289835 388283 digits Aug 2014 Martijn Janse; PSieve; srsieve; PrimeGrid; LLR
n = 1555587 468282 digits Jan 2020 Richard Mortimore; PSieve; srsieve; PrimeGrid; LLR
n = 3394947 1021985 digits Feb 2022 Andrew Dunchouk; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3827
max n: 2.373.078
n = 207 66 digits
n = 439 136 digits
n = 615 189 digits
n = 943 288 digits
n = 2871 868 digits
n = 203527 61272 digits
n = 323647 97432 digits
n = 518479 156082 digits Jun 2010 Bruce Southey; PSieve; srsieve; PrimeGrid; LLR
n = 1194495 359583 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2081511 626601 digits Jan 2025 Jonathan Seeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3829
max n: 2.372.742
n = 1230 374 digits
n = 11582 3491 digits
n = 128150 38581 digits
n = 165478 49818 digits
n = 232550 70009 digits
k: 3831
max n: 2.372.888
n = 3 5 digits
n = 4 5 digits
n = 11 7 digits
n = 13 8 digits
n = 15 9 digits
n = 16 9 digits
n = 28 13 digits
n = 35 15 digits
n = 83 29 digits
n = 164 53 digits
n = 221 71 digits
n = 280 88 digits
n = 312 98 digits
n = 344 108 digits
n = 436 135 digits
n = 471 146 digits
n = 511 158 digits
n = 773 237 digits
n = 992 303 digits
n = 1324 403 digits
n = 1625 493 digits
n = 1739 528 digits
n = 1916 581 digits
n = 2484 752 digits
n = 3535 1068 digits 1993 Jeffrey Young
n = 3913 1182 digits 1993 Jeffrey Young
n = 4161 1257 digits 1993 Jeffrey Young
n = 4201 1269 digits 1993 Jeffrey Young
n = 4515 1363 digits 1993 Jeffrey Young
n = 4861 1467 digits 1993 Jeffrey Young
n = 5145 1553 digits
n = 5653 1706 digits
n = 5715 1724 digits
n = 7381 2226 digits May 1996 Patrick Demichel
n = 9079 2737 digits
n = 9716 2929 digits
n = 10440 3147 digits
n = 10809 3258 digits
n = 14805 4461 digits
n = 21211 6389 digits
n = 26075 7853 digits
n = 32308 9730 digits
n = 35308 10633 digits
n = 37103 11173 digits
n = 59228 17833 digits
n = 60632 18256 digits
n = 90923 27375 digits
n = 95549 28767 digits
n = 118932 35806 digits
n = 138293 41634 digits
n = 168903 50849 digits
n = 245241 73829 digits
n = 267655 80576 digits
n = 309431 93152 digits
n = 314931 94808 digits
n = 317821 95678 digits
n = 357043 107485 digits May 2012 David Yost; PPSE; PrimeGrid
n = 432211 130113 digits Dec 2012 Ronny Willig; PPSE; PrimeGrid
n = 435483 131098 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 486316 146400 digits Jan 2010 Bjorn Lindberg; PSieve; srsieve; PrimeGrid; LLR
n = 601423 181050 digits Jan 2011 Kingsley Jarrett; PSieve; srsieve; PrimeGrid; LLR
n = 870729 262120 digits May 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1168575 351780 digits Sep 2013 Timothy D Winslow; PSieve; srsieve; PrimeGrid; LLR
n = 1467155 441662 digits Feb 2018 Dario Canossi; PSieve; srsieve; PrimeGrid; LLR
n = 1752900 527680 digits Jul 2023 ZinSig Kim; PPSE; PrimeGrid
k: 3833
max n: 2.373.412
n = 77 27 digits
n = 165 54 digits
n = 597 184 digits
n = 1893 574 digits
n = 2669 808 digits
n = 4669 1410 digits 1993 Jeffrey Young
n = 4693 1417 digits 1993 Jeffrey Young
n = 37389 11259 digits
n = 71357 21485 digits
n = 160037 48180 digits
n = 211349 63626 digits
n = 480613 144683 digits Nov 2009 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
k: 3835
max n: 2.373.454
n = 16 9 digits
n = 26 12 digits
n = 40 16 digits
n = 52 20 digits
n = 182 59 digits
n = 224 72 digits
n = 260 82 digits
n = 440 137 digits
n = 1624 493 digits
n = 5840 1762 digits
n = 6202 1871 digits
n = 6380 1925 digits
n = 7246 2185 digits May 1996 Patrick Demichel
n = 9920 2990 digits
n = 14806 4461 digits
n = 23060 6946 digits
n = 24764 7459 digits
n = 63322 19066 digits
n = 71702 21589 digits
n = 79420 23912 digits Feb 2000 David Hanson; Proth
n = 85756 25819 digits
n = 599126 180359 digits Dec 2010 Patrick Schöfer; PSieve; srsieve; PrimeGrid; LLR
n = 808120 243272 digits Mar 2012 Sascha Beat Dinkel; PSieve; srsieve; PrimeGrid; LLR
n = 997646 300325 digits Sep 2012 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1162136 349842 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1213336 365255 digits Nov 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1250486 376438 digits Mar 2014 Patrick Martin; PSieve; srsieve; PrimeGrid; LLR
n = 1398992 421143 digits Mar 2016 Eirik Lunner; PSieve; srsieve; PrimeGrid; LLR
n = 2073736 624261 digits Jan 2025 James Krauss; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2332240 702078 digits Dec 2025 Robert Lacroix; PPSE; PrimeGrid
k: 3837
max n: 2.371.975
n = 2 5 digits
n = 3 5 digits
n = 7 6 digits
n = 8 6 digits
n = 46 18 digits
n = 52 20 digits
n = 104 35 digits
n = 106 36 digits
n = 154 50 digits
n = 232 74 digits
n = 280 88 digits
n = 435 135 digits
n = 467 145 digits
n = 675 207 digits
n = 772 236 digits
n = 1316 400 digits
n = 1496 454 digits
n = 1528 464 digits
n = 1775 538 digits
n = 2235 677 digits
n = 2663 806 digits
n = 2998 907 digits
n = 4754 1435 digits 1993 Jeffrey Young
n = 7086 2137 digits Mar 1996 Patrick Demichel
n = 9231 2783 digits
n = 9371 2825 digits
n = 9575 2886 digits
n = 10664 3214 digits
n = 12706 3829 digits
n = 19451 5859 digits
n = 33092 9966 digits
n = 42435 12778 digits
n = 49776 14988 digits
n = 52230 15727 digits
n = 60704 18278 digits
n = 70647 21271 digits
n = 89606 26978 digits
n = 109631 33006 digits
n = 145034 43664 digits
n = 168171 50629 digits
n = 204680 61619 digits
n = 266643 80272 digits
n = 277250 83465 digits
n = 320327 96432 digits
n = 392124 118045 digits Jul 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 760035 228797 digits Dec 2011 Sander Kõluvere; PSieve; srsieve; PrimeGrid; LLR
n = 842084 253497 digits Apr 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1333964 401567 digits Apr 2015 John Chell; PSieve; srsieve; PrimeGrid; LLR
n = 1473864 443681 digits Feb 2018 Jerry van de Hoef; PSieve; srsieve; PrimeGrid; LLR
n = 1787591 538123 digits Dec 2023 Hugh Myers; PPSE; PrimeGrid
n = 1876020 564742 digits Feb 2024 Rene Schick; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3839
max n: 2.372.744
n = 3 5 digits
n = 5 6 digits
n = 11 7 digits
n = 15 9 digits
n = 23 11 digits
n = 29 13 digits
n = 53 20 digits
n = 71 25 digits
n = 83 29 digits
n = 119 40 digits
n = 141 47 digits
n = 147 48 digits
n = 471 146 digits
n = 843 258 digits
n = 2337 708 digits
n = 3423 1035 digits 1993 Jeffrey Young
n = 4391 1326 digits 1993 Jeffrey Young
n = 13361 4026 digits
n = 18095 5451 digits
n = 20165 6074 digits Oct 1996 Patrick Demichel
n = 32447 9772 digits
n = 38027 11451 digits
n = 38553 11610 digits
n = 39629 11934 digits
n = 46043 13864 digits
n = 48165 14503 digits
n = 57909 17436 digits
n = 70775 21309 digits
n = 187845 56551 digits
n = 190163 57249 digits
n = 859137 258630 digits May 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1026005 308862 digits Oct 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1162005 349802 digits Sep 2013 Jeff Kopp; PSieve; srsieve; PrimeGrid; LLR
n = 1810571 545040 digits Jan 2024 Willie Black; PPSE; PrimeGrid
n = 1928801 580631 digits Mar 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3841
max n: 2.373.100
n = 12 8 digits
n = 132 44 digits
n = 180 58 digits
n = 108660 32714 digits
n = 232948 70128 digits
n = 1027108 309194 digits Oct 2012 AJ Noon; PSieve; srsieve; PrimeGrid; LLR
k: 3843
max n: 2.372.623
n = 1 4 digits
n = 2 5 digits
n = 8 6 digits
n = 32 14 digits
n = 41 16 digits
n = 81 28 digits
n = 104 35 digits
n = 118 40 digits
n = 141 47 digits
n = 161 53 digits
n = 181 59 digits
n = 289 91 digits
n = 344 108 digits
n = 349 109 digits
n = 621 191 digits
n = 682 209 digits
n = 848 259 digits
n = 902 276 digits
n = 1118 341 digits
n = 1141 348 digits
n = 1306 397 digits
n = 1581 480 digits
n = 1701 516 digits
n = 1776 539 digits
n = 1909 579 digits
n = 2078 630 digits
n = 2717 822 digits
n = 3896 1177 digits 1993 Jeffrey Young
n = 5458 1647 digits
n = 7422 2238 digits May 1996 Patrick Demichel
n = 8629 2602 digits May 1996 Patrick Demichel
n = 11552 3482 digits
n = 14401 4339 digits
n = 18286 5509 digits
n = 21218 6391 digits
n = 22062 6645 digits
n = 22176 6680 digits Mar 1998 David Hanson; Proth
n = 35441 10673 digits
n = 35646 10735 digits Feb 1999 Tadashi Taura; Proth
n = 43808 13192 digits
n = 44109 13282 digits
n = 61568 18538 digits
n = 68209 20537 digits
n = 78321 23581 digits
n = 91606 27580 digits
n = 98682 29710 digits
n = 136969 41236 digits
n = 157561 47435 digits
n = 177938 53569 digits
n = 178581 53762 digits
n = 195878 58969 digits
n = 210794 63459 digits
n = 417954 125821 digits Oct 2012 Ronny Willig; PPSE; PrimeGrid
n = 503197 151481 digits Mar 2010 Torben Kock; PSieve; srsieve; PrimeGrid; LLR
n = 579201 174361 digits Nov 2010 Adam Smith; PSieve; srsieve; PrimeGrid; LLR
n = 1071678 322611 digits Mar 2013 Katsumi Hirai; PSieve; srsieve; PrimeGrid; LLR
n = 1262384 380020 digits Mar 2014 Dirk Dhuyvetters; PSieve; srsieve; PrimeGrid; LLR
n = 1394962 419929 digits Feb 2016 Serge Batalov; PSieve; srsieve; PrimeGrid; LLR
n = 1462896 440380 digits Dec 2017 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
k: 3845
max n: 2.372.108
n = 1 4 digits
n = 9 7 digits
n = 11 7 digits
n = 19 10 digits
n = 51 19 digits
n = 99 34 digits
n = 159 52 digits
n = 253 80 digits
n = 375 117 digits
n = 873 267 digits
n = 1091 333 digits
n = 1321 402 digits
n = 1415 430 digits
n = 1429 434 digits
n = 2075 629 digits
n = 2527 765 digits
n = 4343 1311 digits 1993 Jeffrey Young
n = 4735 1429 digits 1993 Jeffrey Young
n = 5671 1711 digits
n = 10447 3149 digits
n = 17255 5198 digits Jul 1996 Patrick Demichel
n = 18815 5668 digits
n = 53177 16012 digits
n = 117915 35500 digits
n = 145433 43784 digits
n = 183215 55157 digits
n = 195343 58808 digits
n = 300487 90460 digits
n = 556143 167420 digits Oct 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 826039 248667 digits Apr 2012 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
k: 3847
max n: 2.373.079
n = 4 5 digits
n = 6 6 digits
n = 26 12 digits
n = 40 16 digits
n = 44 17 digits
n = 50 19 digits
n = 94 32 digits
n = 166 54 digits
n = 344 108 digits
n = 476 147 digits
n = 884 270 digits
n = 2140 648 digits
n = 2276 689 digits
n = 2306 698 digits
n = 2696 816 digits
n = 4516 1364 digits 1993 Jeffrey Young
n = 5054 1525 digits
n = 7760 2340 digits May 1996 Patrick Demichel
n = 8744 2636 digits
n = 9466 2854 digits
n = 13864 4178 digits
n = 14678 4423 digits
n = 18760 5651 digits
n = 30266 9115 digits
n = 95204 28663 digits
n = 104056 31328 digits
n = 106198 31973 digits
n = 128854 38793 digits
n = 157658 47464 digits
n = 159416 47993 digits
n = 262576 79047 digits
n = 276844 83342 digits
n = 350598 105545 digits Jan 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 394124 118647 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 457514 137730 digits Jun 2009 Adam Ferralli; srsieve; PrimeGrid; LLR
n = 477926 143874 digits Oct 2009 Mike Nicodemus; srsieve; PrimeGrid; LLR
n = 541446 162996 digits Aug 2010 Andreas Kobara; PSieve; srsieve; PrimeGrid; LLR
n = 689858 207672 digits Sep 2011 Václav Vinklát; PSieve; srsieve; PrimeGrid; LLR
n = 718208 216206 digits Nov 2011 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 796498 239774 digits Mar 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1319164 397112 digits Feb 2015 Robert Lacroix; PSieve; srsieve; PrimeGrid; LLR
n = 1650458 496841 digits Dec 2021 Jeremy Cox; PSieve; srsieve; PrimeGrid; LLR
k: 3849
max n: 2.373.261
n = 1 4 digits
n = 5 6 digits
n = 7 6 digits
n = 11 7 digits
n = 14 8 digits
n = 17 9 digits
n = 19 10 digits
n = 34 14 digits
n = 47 18 digits
n = 58 22 digits
n = 61 22 digits
n = 65 24 digits
n = 71 25 digits
n = 115 39 digits
n = 122 41 digits
n = 139 46 digits
n = 451 140 digits
n = 565 174 digits
n = 935 286 digits
n = 967 295 digits
n = 1039 317 digits
n = 1174 357 digits
n = 2221 673 digits
n = 2666 807 digits
n = 2879 871 digits
n = 2929 886 digits
n = 4438 1340 digits 1993 Jeffrey Young
n = 4682 1414 digits 1993 Jeffrey Young
n = 5615 1694 digits
n = 6121 1847 digits
n = 6851 2066 digits Mar 1996 Patrick Demichel
n = 14657 4416 digits
n = 42043 12660 digits
n = 44635 13441 digits
n = 47057 14170 digits
n = 80986 24383 digits
n = 157339 47368 digits
n = 303179 91270 digits
n = 323497 97386 digits
n = 357079 107496 digits May 2012 PPSE; PrimeGrid
n = 394159 118658 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 612959 184523 digits Jan 2011 Frank Schneider; PSieve; srsieve; PrimeGrid; LLR
n = 621671 187146 digits Feb 2011 Takaharu Yamamura; PSieve; srsieve; PrimeGrid; LLR
n = 778379 234320 digits Feb 2012 Jon Goral; PSieve; srsieve; PrimeGrid; LLR
n = 786581 236789 digits Mar 2012 Marek Bemka; PSieve; srsieve; PrimeGrid; LLR
n = 1304699 392758 digits Jan 2015 Pawel Jedrzejczyk; PSieve; srsieve; PrimeGrid; LLR
n = 1467527 441774 digits Feb 2018 Wolfram Glatte; PSieve; srsieve; PrimeGrid; LLR
n = 1581389 476050 digits Jun 2020 Fabrice Le Foulher; PSieve; srsieve; PrimeGrid; LLR
n = 1773679 533935 digits Nov 2023 Vaughan Davies; PPSE; PrimeGrid
n = 2077201 625304 digits Jan 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3851
max n: 2.372.832
n = 1 4 digits
n = 3 5 digits
n = 39 16 digits
n = 43 17 digits
n = 249 79 digits
n = 331 104 digits
n = 439 136 digits
n = 591 182 digits
n = 911 278 digits
n = 1143 348 digits
n = 2003 607 digits
n = 2903 878 digits
n = 4539 1370 digits 1993 Jeffrey Young
n = 9243 2787 digits
n = 11121 3352 digits
n = 14457 4356 digits
n = 19367 5834 digits
n = 24001 7229 digits
n = 43099 12978 digits
n = 59937 18047 digits
n = 70903 21348 digits
n = 73369 22090 digits
n = 96279 28987 digits
n = 175903 52956 digits
n = 269987 81278 digits
n = 303843 91470 digits
n = 365827 110129 digits May 2012 PPSE; PrimeGrid
n = 624407 187969 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 889683 267825 digits Jun 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
k: 3853
max n: 2.372.753
n = 2 5 digits
n = 8 6 digits
n = 12 8 digits
n = 24 11 digits
n = 36 15 digits
n = 66 24 digits
n = 164 53 digits
n = 188 61 digits
n = 228 73 digits
n = 272 86 digits
n = 342 107 digits
n = 396 123 digits
n = 512 158 digits
n = 618 190 digits
n = 974 297 digits
n = 992 303 digits
n = 2936 888 digits
n = 8088 2439 digits May 1996 Patrick Demichel
n = 10182 3069 digits
n = 10262 3093 digits
n = 15450 4655 digits
n = 19230 5793 digits
n = 25784 7766 digits
n = 48644 14647 digits
n = 59052 17781 digits
n = 79650 23981 digits
n = 110250 33193 digits
n = 124002 37332 digits
n = 188828 56847 digits
n = 219152 65975 digits
n = 222776 67066 digits
n = 562988 169480 digits Oct 2010 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 672752 202523 digits Jun 2011 SeungChul Ahn; PSieve; srsieve; PrimeGrid; LLR
n = 701162 211075 digits Sep 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 729512 219609 digits Dec 2011 Jacek Kotnowski; PSieve; srsieve; PrimeGrid; LLR
n = 1094894 329600 digits Mar 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1358328 408902 digits Sep 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1844630 555293 digits Jan 2024 Vesa Harju; PPSE; PrimeGrid
n = 1889562 568819 digits Feb 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3339296 1005232 digits Nov 2020 Stefan Larsson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3395762 1022230 digits Feb 2022 Vaughan Davies; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3855
max n: 2.372.712
n = 3 5 digits
n = 4 5 digits
n = 9 7 digits
n = 12 8 digits
n = 15 9 digits
n = 18 10 digits
n = 25 12 digits
n = 33 14 digits
n = 147 48 digits
n = 219 70 digits
n = 229 73 digits
n = 448 139 digits
n = 585 180 digits
n = 637 196 digits
n = 808 247 digits
n = 882 270 digits
n = 940 287 digits
n = 1275 388 digits
n = 2757 834 digits
n = 4114 1243 digits 1993 Jeffrey Young
n = 6156 1857 digits
n = 9097 2743 digits
n = 13218 3983 digits
n = 14992 4517 digits Dec 1999 Takahiro Nohara; Proth
n = 20097 6054 digits
n = 30589 9212 digits
n = 34740 10462 digits
n = 41554 12513 digits
n = 53452 16095 digits
n = 76716 23098 digits
n = 81628 24577 digits
n = 89937 27078 digits
n = 140409 42271 digits
n = 157188 47322 digits
n = 284068 85517 digits
n = 301287 90701 digits
n = 338994 102051 digits Apr 2012 Tarmo Ilves; PPSE; PrimeGrid
n = 445648 134158 digits Jan 2013 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 1062372 319810 digits Mar 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1446855 435551 digits Apr 2017 Julius Noltensmeier; PSieve; srsieve; PrimeGrid; LLR
n = 1513215 455527 digits Feb 2019 Bob Calvin; PSieve; srsieve; PrimeGrid; LLR
n = 1678984 505429 digits Mar 2022 PPSE; PrimeGrid
k: 3857
max n: 2.373.082
n = 11 7 digits
n = 27 12 digits
n = 115 39 digits
n = 163 53 digits
n = 179 58 digits
n = 187 60 digits
n = 291 92 digits
n = 419 130 digits
n = 787 241 digits
n = 1563 475 digits
n = 3139 949 digits
n = 3323 1004 digits 1993 Jeffrey Young
n = 7395 2230 digits May 1996 Patrick Demichel
n = 7587 2288 digits May 1996 Patrick Demichel
n = 16315 4915 digits
n = 17291 5209 digits Jul 1996 Patrick Demichel
n = 90899 27367 digits
n = 98339 29607 digits
n = 117547 35389 digits
n = 925755 278684 digits Jun 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1428243 429948 digits Dec 2016 Wolfram Glatte; PSieve; srsieve; PrimeGrid; LLR
k: 3859
max n: 2.373.229
n = 42 17 digits
n = 50 19 digits
n = 78 28 digits
n = 234 75 digits
n = 622 191 digits
n = 1198 365 digits
n = 2478 750 digits
n = 4162 1257 digits 1993 Jeffrey Young
n = 34458 10377 digits
n = 149278 44941 digits
n = 292810 88149 digits
n = 924574 278329 digits Jun 2012 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
k: 3861
max n: 2.372.806
n = 1 4 digits
n = 5 6 digits
n = 8 6 digits
n = 23 11 digits
n = 28 13 digits
n = 29 13 digits
n = 32 14 digits
n = 44 17 digits
n = 53 20 digits
n = 65 24 digits
n = 72 26 digits
n = 209 67 digits
n = 293 92 digits
n = 329 103 digits
n = 415 129 digits
n = 536 165 digits
n = 593 183 digits
n = 648 199 digits
n = 1101 336 digits
n = 1925 584 digits
n = 1936 587 digits
n = 2628 795 digits
n = 2749 832 digits
n = 2860 865 digits
n = 3000 907 digits
n = 4860 1467 digits 1993 Jeffrey Young
n = 7829 2361 digits
n = 13455 4054 digits
n = 13529 4077 digits
n = 21584 6502 digits
n = 23384 7043 digits
n = 27080 8156 digits
n = 28540 8595 digits
n = 33272 10020 digits
n = 39965 12035 digits Nov 1998 Yves Gallot; Proth
n = 41841 12599 digits
n = 42932 12928 digits
n = 47209 14215 digits
n = 48044 14467 digits
n = 55672 16763 digits
n = 65636 19762 digits
n = 67580 20348 digits
n = 73633 22170 digits
n = 110381 33232 digits
n = 171972 51773 digits
n = 201368 60622 digits
n = 231472 69684 digits
n = 299268 90093 digits
n = 305480 91963 digits
n = 363808 109521 digits May 2012 PPSE; PrimeGrid
n = 532853 160409 digits Jul 2010 Dave Sunderland; PSieve; srsieve; PrimeGrid; LLR
n = 568245 171063 digits Nov 2010 Wes Cure; PSieve; srsieve; PrimeGrid; LLR
n = 850949 256165 digits May 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 988415 297547 digits Sep 2012 Erik Reder; PSieve; srsieve; PrimeGrid; LLR
n = 1615300 486258 digits Feb 2021 Adam Pollak; PSieve; srsieve; PrimeGrid; LLR
n = 1931369 581404 digits Mar 2024 Nicholas Yakubchak; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2033137 612039 digits Dec 2024 LeRoy Blanchard; PPSE; PrimeGrid
k: 3863
max n: 2.372.785
n = 1 4 digits
n = 61 22 digits
n = 361 113 digits
n = 3097 936 digits
n = 38977 11737 digits
n = 470161 141537 digits Oct 2009 Steven F. Bohl; srsieve; PrimeGrid; LLR
n = 486217 146370 digits Jan 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
k: 3865
max n: 2.372.969
n = 2 5 digits
n = 8 6 digits
n = 10 7 digits
n = 12 8 digits
n = 22 11 digits
n = 36 15 digits
n = 80 28 digits
n = 82 29 digits
n = 138 46 digits
n = 156 51 digits
n = 158 52 digits
n = 164 53 digits
n = 210 67 digits
n = 578 178 digits
n = 658 202 digits
n = 660 203 digits
n = 702 215 digits
n = 732 224 digits
n = 2542 769 digits
n = 3308 1000 digits 1993 Jeffrey Young
n = 6038 1822 digits
n = 6212 1874 digits
n = 8276 2495 digits May 1996 Patrick Demichel
n = 20930 6305 digits
n = 23724 7146 digits
n = 44528 13408 digits
n = 59738 17987 digits
n = 60768 18297 digits
n = 129764 39067 digits
n = 132608 39923 digits
n = 156896 47234 digits
n = 198936 59890 digits
n = 378224 113861 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 382440 115130 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 445582 134138 digits Jan 2013 Brook Harste; PPSE; PrimeGrid
n = 448020 134872 digits Jan 2013 Predrag Kurtovic; PPSE; PrimeGrid
n = 463330 139480 digits Jul 2009 Paulo Silva; srsieve; PrimeGrid; LLR
n = 709014 213439 digits Sep 2011 Carlos Jesus; PSieve; srsieve; PrimeGrid; LLR
n = 783020 235717 digits Mar 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 883724 266032 digits May 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1188054 357644 digits Oct 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1246460 375226 digits Feb 2014 Philippe Jaillet; PSieve; srsieve; PrimeGrid; LLR
n = 1529102 460310 digits Feb 2019 Tim Terry; PSieve; srsieve; PrimeGrid; LLR
n = 1640924 493971 digits Jun 2021 Hyacinthe Cartiaux; PSieve; srsieve; PrimeGrid; LLR
n = 1703144 512702 digits Jul 2022 Ryan Propper; PPSE; PrimeGrid
k: 3867
max n: 2.372.743
n = 3 5 digits
n = 11 7 digits
n = 14 8 digits
n = 15 9 digits
n = 23 11 digits
n = 38 16 digits
n = 63 23 digits
n = 90 31 digits
n = 234 75 digits
n = 255 81 digits
n = 300 94 digits
n = 374 117 digits
n = 1215 370 digits
n = 3234 978 digits
n = 6671 2012 digits Mar 1996 Patrick Demichel
n = 11610 3499 digits
n = 12039 3628 digits
n = 71118 21413 digits
n = 77340 23286 digits
n = 109544 32980 digits
n = 336479 101294 digits Apr 2012 Ulf Riedl; PPSE; PrimeGrid
n = 397335 119614 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 490179 147563 digits Feb 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 632523 190412 digits Feb 2011 Artur Obara; PSieve; srsieve; PrimeGrid; LLR
n = 638418 192187 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1374140 413661 digits Jan 2016 Yuki Ito; PSieve; srsieve; PrimeGrid; LLR
k: 3869
max n: 2.373.114
n = 9 7 digits
n = 13 8 digits
n = 31 13 digits
n = 43 17 digits
n = 79 28 digits
n = 295 93 digits
n = 301 95 digits
n = 331 104 digits
n = 619 190 digits
n = 1543 469 digits
n = 1689 513 digits
n = 11085 3341 digits
n = 74169 22331 digits
n = 123835 37282 digits
n = 306681 92324 digits
n = 365707 110093 digits May 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 1108633 333736 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2238073 673731 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3871
max n: 2.373.231
n = 16 9 digits
n = 352 110 digits
n = 1925976 579781 digits May 2022 Kellen Shenton; LLR2; srsieve; LLR
k: 3873
max n: 2.373.080
n = 2 5 digits
n = 6 6 digits
n = 13 8 digits
n = 18 10 digits
n = 26 12 digits
n = 28 13 digits
n = 62 23 digits
n = 73 26 digits
n = 110 37 digits
n = 142 47 digits
n = 220 70 digits
n = 328 103 digits
n = 441 137 digits
n = 453 140 digits
n = 558 172 digits
n = 1250 380 digits
n = 1446 439 digits
n = 1482 450 digits
n = 1902 577 digits
n = 2266 686 digits
n = 2548 771 digits
n = 8276 2495 digits May 1996 Patrick Demichel
n = 10346 3119 digits
n = 12082 3641 digits
n = 21832 6576 digits Oct 1996 Patrick Demichel
n = 50626 15244 digits
n = 53876 16222 digits
n = 56810 17106 digits
n = 59178 17818 digits
n = 68053 20490 digits
n = 68558 20642 digits
n = 72880 21943 digits
n = 109102 32847 digits
n = 112653 33916 digits
n = 124976 37626 digits
n = 134518 40498 digits
n = 169650 51074 digits
n = 216137 65068 digits
n = 260766 78502 digits
n = 416098 125262 digits Oct 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 417568 125705 digits Oct 2012 Ulrich Fries; PPSE; PrimeGrid
n = 496442 149448 digits Apr 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 805448 242468 digits Mar 2012 Andreas Adolfsson; PSieve; srsieve; PrimeGrid; LLR
n = 865057 260412 digits May 2012 Bill Sugino; PSieve; srsieve; PrimeGrid; LLR
n = 1097593 330413 digits Mar 2013 Benjamin Glasgow; PSieve; srsieve; PrimeGrid; LLR
n = 1860522 560077 digits Feb 2024 George Burtner; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2301850 692930 digits Aug 2025 Hugh Myers; PPSE; PrimeGrid
k: 3875
max n: 2.372.562
n = 5 6 digits
n = 13 8 digits
n = 15 9 digits
n = 29 13 digits
n = 49 19 digits
n = 153 50 digits
n = 501 155 digits
n = 1055 322 digits
n = 1419 431 digits
n = 1603 487 digits
n = 2505 758 digits
n = 3281 992 digits
n = 5253 1585 digits
n = 8461 2551 digits May 1996 Patrick Demichel
n = 10383 3130 digits
n = 11795 3555 digits
n = 11989 3613 digits
n = 12033 3626 digits
n = 15569 4691 digits
n = 43903 13220 digits
n = 46721 14069 digits
n = 48421 14580 digits
n = 71033 21387 digits
n = 173979 52377 digits
n = 236899 71318 digits
n = 354639 106761 digits May 2012 PPSE; PrimeGrid
n = 404321 121717 digits Aug 2012 Bart Kus; PPSE; PrimeGrid
n = 563625 169672 digits Oct 2010 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 871733 262422 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1060619 319282 digits Mar 2013 Radim Vančo; PSieve; srsieve; PrimeGrid; LLR
n = 1263619 380391 digits Mar 2014 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1578293 475118 digits Apr 2020 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1696543 510714 digits Jun 2022 Honza Cholt; PPSE; PrimeGrid
n = 1893323 569951 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3877
max n: 2.372.799
n = 8 6 digits
n = 10 7 digits
n = 16 9 digits
n = 118 40 digits
n = 232 74 digits
n = 328 103 digits
n = 370 115 digits
n = 1328 404 digits
n = 11446 3450 digits
n = 14782 4454 digits
n = 22240 6699 digits Jan 1998 Wendy Hecate Hartman; Proth
n = 58760 17693 digits
n = 110192 33175 digits
n = 136936 41226 digits
n = 410242 123499 digits Sep 2012 Bart Kus; PPSE; PrimeGrid
n = 784376 236125 digits Mar 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
k: 3879
max n: 2.372.818
n = 1 4 digits
n = 3 5 digits
n = 6 6 digits
n = 11 7 digits
n = 13 8 digits
n = 26 12 digits
n = 29 13 digits
n = 34 14 digits
n = 35 15 digits
n = 67 24 digits
n = 70 25 digits
n = 77 27 digits
n = 87 30 digits
n = 94 32 digits
n = 95 33 digits
n = 130 43 digits
n = 149 49 digits
n = 166 54 digits
n = 181 59 digits
n = 214 69 digits
n = 219 70 digits
n = 365 114 digits
n = 421 131 digits
n = 531 164 digits
n = 534 165 digits
n = 595 183 digits
n = 1235 376 digits
n = 1303 396 digits
n = 1543 469 digits
n = 2171 658 digits
n = 3270 988 digits
n = 3399 1027 digits 1993 Jeffrey Young
n = 5166 1559 digits
n = 5615 1694 digits
n = 5825 1758 digits
n = 6137 1852 digits
n = 6954 2097 digits Mar 1996 Patrick Demichel
n = 9859 2972 digits
n = 11562 3485 digits
n = 16597 5000 digits
n = 16933 5101 digits
n = 34874 10502 digits
n = 57066 17183 digits
n = 59822 18012 digits
n = 66766 20103 digits
n = 68686 20681 digits
n = 75269 22662 digits
n = 152302 45852 digits
n = 206243 62089 digits
n = 320861 96593 digits
n = 323945 97521 digits
n = 328830 98992 digits
n = 341909 102929 digits Apr 2012 Patrick Schöfer; PPSE; PrimeGrid
n = 371943 111970 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 386863 116461 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 418466 125975 digits Oct 2012 Predrag Kurtovic; PPSE; PrimeGrid
n = 447822 134812 digits Jan 2013 Jörg Meili; PPSE; PrimeGrid
n = 473573 142564 digits Oct 2009 Gerrit Slomma; srsieve; PrimeGrid; LLR
n = 627531 188910 digits Feb 2011 Anonymous; PSieve; srsieve; PrimeGrid; LLR
n = 734222 221027 digits Dec 2011 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 940227 283041 digits Jul 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 976410 293933 digits Aug 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1342935 404268 digits May 2015 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1429703 430388 digits Dec 2016 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1775075 534355 digits Nov 2023 Vaughan Davies; PPSE; PrimeGrid
n = 1905119 573502 digits Feb 2024 Markus Straub; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2301817 692920 digits Aug 2025 Vaughan Davies; PPSE; PrimeGrid
k: 3881
max n: 2.373.341
n = 5 6 digits
n = 15 9 digits
n = 17 9 digits
n = 27 12 digits
n = 81 28 digits
n = 195 63 digits
n = 285 90 digits
n = 567 175 digits
n = 687 211 digits
n = 1481 450 digits
n = 3795 1146 digits 1993 Jeffrey Young
n = 8181 2467 digits May 1996 Patrick Demichel
n = 12083 3641 digits
n = 16547 4985 digits
n = 18687 5629 digits
n = 43401 13069 digits
n = 83537 25151 digits
n = 126753 38161 digits
n = 158355 47674 digits
n = 161217 48535 digits
n = 195431 58835 digits
n = 333017 100252 digits Apr 2012 Bill Sugino; PPSE; PrimeGrid
n = 579263 174380 digits Nov 2010 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 631175 190007 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 903617 272020 digits Jun 2012 Annette Virlogeux; PSieve; srsieve; PrimeGrid; LLR
n = 1307337 393552 digits Jan 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1333211 401341 digits Apr 2015 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1552845 467457 digits Jan 2020 Richard McCormack; PSieve; srsieve; PrimeGrid; LLR
k: 3883
max n: 2.372.343
n = 4 5 digits
n = 54 20 digits
n = 120 40 digits
n = 150 49 digits
n = 324 102 digits
n = 1122 342 digits
n = 1278 389 digits
n = 2140 648 digits
n = 3172 959 digits
n = 4408 1331 digits 1993 Jeffrey Young
n = 7266 2191 digits May 1996 Patrick Demichel
n = 8016 2417 digits May 1996 Patrick Demichel
n = 22404 6748 digits
n = 26934 8112 digits
n = 82650 24884 digits
n = 107692 32423 digits
n = 156582 47140 digits
n = 208224 62686 digits
n = 418662 126034 digits Oct 2012 Adrian Schori; PPSE; PrimeGrid
n = 418756 126062 digits Oct 2012 Bart Kus; PPSE; PrimeGrid
n = 561796 169122 digits Oct 2010 Charles Morton; PSieve; srsieve; PrimeGrid; LLR
n = 597486 179865 digits Dec 2010 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 1012386 304763 digits Oct 2012 Michael Sherman; PSieve; srsieve; PrimeGrid; LLR
n = 1056004 317893 digits Mar 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1152570 346962 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1355142 407942 digits Sep 2015 Jon Goral; PSieve; srsieve; PrimeGrid; LLR
n = 1373124 413356 digits Jan 2016 Stefan Ruch; PSieve; srsieve; PrimeGrid; LLR
n = 1780200 535898 digits Dec 2023 Markus Straub; PPSE; PrimeGrid
k: 3885
max n: 2.372.869
n = 2 5 digits
n = 3 5 digits
n = 6 6 digits
n = 7 6 digits
n = 8 6 digits
n = 18 10 digits
n = 20 10 digits
n = 27 12 digits
n = 30 13 digits
n = 36 15 digits
n = 41 16 digits
n = 50 19 digits
n = 81 28 digits
n = 82 29 digits
n = 105 36 digits
n = 137 45 digits
n = 231 74 digits
n = 238 76 digits
n = 258 82 digits
n = 459 142 digits
n = 585 180 digits
n = 727 223 digits
n = 961 293 digits
n = 1048 320 digits
n = 1078 329 digits
n = 1105 337 digits
n = 1431 435 digits
n = 1903 577 digits
n = 1971 597 digits
n = 2631 796 digits
n = 3382 1022 digits 1993 Jeffrey Young
n = 5426 1637 digits
n = 6682 2016 digits Mar 1996 Patrick Demichel
n = 9366 2824 digits
n = 10458 3152 digits
n = 10542 3178 digits
n = 11440 3448 digits
n = 11570 3487 digits
n = 13102 3948 digits
n = 14086 4244 digits
n = 15236 4591 digits
n = 16286 4907 digits
n = 25820 7777 digits
n = 25966 7821 digits
n = 28257 8510 digits
n = 35238 10612 digits
n = 35887 10807 digits
n = 41026 12354 digits Nov 1998 Yves Gallot; Proth
n = 51206 15419 digits
n = 56929 17141 digits
n = 64590 19448 digits
n = 79330 23885 digits
n = 96008 28905 digits
n = 102657 30907 digits
n = 104556 31479 digits
n = 110070 33138 digits
n = 111382 33533 digits
n = 118578 35700 digits
n = 132089 39767 digits
n = 139841 42100 digits
n = 151168 45510 digits
n = 174740 52606 digits
n = 178119 53623 digits
n = 185115 55729 digits
n = 198036 59619 digits
n = 200120 60246 digits Dec 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 233440 70277 digits
n = 281450 84729 digits
n = 310616 93509 digits
n = 364135 109620 digits May 2012 PPSE; PrimeGrid
n = 603408 181648 digits Jan 2011 Jessicalind Ah Kit; PSieve; srsieve; PrimeGrid; LLR
n = 654902 197149 digits Mar 2011 Keith Pattenden; PSieve; srsieve; PrimeGrid; LLR
n = 749185 225531 digits Dec 2011 Ardo van Rangelrooij; PSieve; srsieve; PrimeGrid; LLR
n = 849423 255706 digits Apr 2012 Bruce Southey; PSieve; srsieve; PrimeGrid; LLR
n = 916038 275759 digits Jun 2012 Richer Yang; PSieve; srsieve; PrimeGrid; LLR
n = 1557646 468902 digits Feb 2020 Rick Reynolds; PSieve; srsieve; PrimeGrid; LLR
n = 1658691 499320 digits Feb 2022 Reed Jessen; PSieve; srsieve; PrimeGrid; LLR
n = 2287575 688633 digits Jun 2025 Kai Presler; PPSE; PrimeGrid
k: 3887
max n: 2.372.710
n = 7 6 digits
n = 39 16 digits
n = 71 25 digits
n = 559 172 digits
n = 1319 401 digits
n = 10795 3254 digits
n = 15519 4676 digits
n = 22075 6649 digits
n = 57655 17360 digits
n = 63199 19029 digits
n = 65019 19577 digits
n = 127099 38265 digits
n = 294587 88684 digits
n = 376711 113405 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
k: 3889
max n: 2.373.017
n = 18 10 digits
n = 138 46 digits
n = 1410 429 digits
n = 6738 2032 digits Mar 1996 Patrick Demichel
n = 26810 8075 digits
n = 36138 10883 digits
n = 363530 109438 digits May 2012 PPSE; PrimeGrid
k: 3891
max n: 2.372.788
n = 5 6 digits
n = 11 7 digits
n = 17 9 digits
n = 37 15 digits
n = 59 22 digits
n = 68 25 digits
n = 149 49 digits
n = 275 87 digits
n = 293 92 digits
n = 299 94 digits
n = 905 277 digits
n = 1355 412 digits
n = 1657 503 digits
n = 1883 571 digits
n = 1925 584 digits
n = 2929 886 digits
n = 3101 938 digits
n = 4088 1235 digits 1993 Jeffrey Young
n = 9953 3000 digits
n = 40645 12239 digits
n = 100061 30125 digits
n = 114989 34619 digits
n = 147691 44464 digits
n = 202531 60972 digits
n = 205691 61923 digits
n = 288617 86886 digits
n = 442099 133089 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 521257 156918 digits Jul 2010 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 532259 160230 digits Jul 2010 Artur Obara; PSieve; srsieve; PrimeGrid; LLR
n = 591157 177960 digits Dec 2010 Michael D. Hittle; PSieve; srsieve; PrimeGrid; LLR
n = 719689 216652 digits Nov 2011 Jim Foody; PSieve; srsieve; PrimeGrid; LLR
n = 1570357 472729 digits Feb 2020 Bob Calvin; PSieve; srsieve; PrimeGrid; LLR
n = 2245388 675933 digits Mar 2025 David Perek; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3484099 1048822 digits Oct 2023 Krzysztof Ostaszewski; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3893
max n: 2.372.896
n = 5 6 digits
n = 9 7 digits
n = 33 14 digits
n = 41 16 digits
n = 57 21 digits
n = 93 32 digits
n = 173 56 digits
n = 245 78 digits
n = 1221 372 digits
n = 1761 534 digits
n = 4241 1281 digits 1993 Jeffrey Young
n = 25269 7611 digits
n = 65153 19617 digits
n = 164921 49650 digits
n = 261753 78800 digits
n = 375453 113027 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 956561 287958 digits Aug 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
k: 3895
max n: 2.372.831
n = 2 5 digits
n = 8 6 digits
n = 14 8 digits
n = 80 28 digits
n = 92 32 digits
n = 122 41 digits
n = 158 52 digits
n = 258 82 digits
n = 264 84 digits
n = 372 116 digits
n = 464 144 digits
n = 476 147 digits
n = 746 229 digits
n = 756 232 digits
n = 770 236 digits
n = 798 244 digits
n = 830 254 digits
n = 974 297 digits
n = 4760 1437 digits 1993 Jeffrey Young
n = 4796 1448 digits 1993 Jeffrey Young
n = 7170 2162 digits May 1996 Patrick Demichel
n = 10034 3025 digits
n = 12120 3653 digits
n = 14964 4509 digits
n = 33662 10137 digits
n = 41930 12626 digits
n = 61544 18531 digits
n = 111654 33615 digits
n = 117170 35276 digits
n = 191136 57542 digits
n = 298140 89753 digits
n = 387810 116747 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 879606 264792 digits May 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1199424 361067 digits Nov 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1367690 411720 digits Nov 2015 Jon Goral; PSieve; srsieve; PrimeGrid; LLR
n = 2192288 659949 digits Feb 2025 Takashi Iwasaki; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3465744 1043297 digits Apr 2023 Xuechen Xu; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3897
max n: 2.373.062
n = 3 5 digits
n = 12 8 digits
n = 16 9 digits
n = 19 10 digits
n = 22 11 digits
n = 30 13 digits
n = 31 13 digits
n = 54 20 digits
n = 76 27 digits
n = 99 34 digits
n = 135 45 digits
n = 222 71 digits
n = 292 92 digits
n = 295 93 digits
n = 319 100 digits
n = 376 117 digits
n = 1204 367 digits
n = 1318 401 digits
n = 2151 652 digits
n = 2598 786 digits
n = 9463 2853 digits
n = 26304 7922 digits
n = 29664 8934 digits
n = 30295 9124 digits
n = 51375 15470 digits
n = 132588 39917 digits
n = 164280 49457 digits
n = 205863 61975 digits
n = 314391 94645 digits
n = 358123 107810 digits May 2012 PPSE; PrimeGrid
n = 402606 121201 digits Jul 2012 Matt Jurach; PPSE; PrimeGrid
n = 416539 125395 digits Oct 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 534204 160816 digits Aug 2010 Kasper Agg; PSieve; srsieve; PrimeGrid; LLR
n = 824379 248167 digits Apr 2012 Adam Smith; PSieve; srsieve; PrimeGrid; LLR
k: 3899
max n: 2.373.316
n = 3 5 digits
n = 5 6 digits
n = 9 7 digits
n = 85 30 digits
n = 113 38 digits
n = 233 74 digits
n = 243 77 digits
n = 595 183 digits
n = 953 291 digits
n = 1253 381 digits
n = 1657 503 digits
n = 1845 559 digits
n = 2129 645 digits
n = 3113 941 digits
n = 3183 962 digits
n = 5599 1690 digits
n = 5909 1783 digits
n = 9063 2732 digits
n = 15439 4652 digits
n = 38755 11671 digits
n = 79623 23973 digits
n = 118367 35636 digits
n = 199099 59939 digits
n = 201257 60588 digits
n = 260127 78310 digits
n = 413957 124618 digits Oct 2012 Adrian Schori; PPSE; PrimeGrid
n = 491429 147939 digits Feb 2010 Michal Szostak; PSieve; srsieve; PrimeGrid; LLR
n = 975315 293603 digits Aug 2012 HansJürgen Bergelt; PSieve; srsieve; PrimeGrid; LLR
n = 1218163 366708 digits Nov 2013 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1795605 540535 digits Jan 2024 Jonathan Gehrke; PPSE; PrimeGrid
n = 2009817 605019 digits Nov 2024 Greg Miller; PPSE; PrimeGrid
n = 2341349 704820 digits Feb 2026 Hugh Myers; PPSE; PrimeGrid
n = 3428535 1032096 digits Jul 2022 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3901
max n: 2.373.263
n = 4 5 digits
n = 12 8 digits
n = 52 20 digits
n = 64 23 digits
n = 152 50 digits
n = 200 64 digits
n = 440 137 digits
n = 652 200 digits
n = 760 233 digits
n = 1004 306 digits
n = 2796 846 digits
n = 4080 1232 digits 1993 Jeffrey Young
n = 4744 1432 digits 1993 Jeffrey Young
n = 7240 2184 digits May 1996 Patrick Demichel
n = 9032 2723 digits
n = 9616 2899 digits
n = 15100 4550 digits
n = 23556 7095 digits
n = 23884 7194 digits Apr 1998 David Hanson; Proth
n = 30644 9229 digits
n = 32036 9648 digits
n = 51276 15440 digits
n = 70096 21105 digits
n = 71336 21478 digits
n = 93852 28256 digits
n = 117236 35296 digits
n = 157320 47362 digits
n = 201656 60709 digits
n = 389864 117365 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 420136 126478 digits Oct 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 481460 144938 digits Dec 2009 Carsten Hartwig; PSieve; srsieve; PrimeGrid; LLR
n = 898160 270377 digits Jun 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1110652 334344 digits Jun 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1140296 343267 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1468312 442010 digits Feb 2018 Kenneth J. Brazier; PSieve; srsieve; PrimeGrid; LLR
n = 1606220 483524 digits Oct 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
k: 3903
max n: 2.372.820
n = 5 6 digits
n = 8 6 digits
n = 13 8 digits
n = 18 10 digits
n = 56 21 digits
n = 85 30 digits
n = 100 34 digits
n = 117 39 digits
n = 140 46 digits
n = 185 60 digits
n = 296 93 digits
n = 297 93 digits
n = 340 106 digits
n = 344 108 digits
n = 356 111 digits
n = 373 116 digits
n = 430 134 digits
n = 512 158 digits
n = 556 171 digits
n = 570 176 digits
n = 596 184 digits
n = 704 216 digits
n = 742 227 digits
n = 1397 425 digits
n = 1426 433 digits
n = 1573 478 digits
n = 1601 486 digits
n = 2348 711 digits
n = 2888 873 digits
n = 2896 876 digits
n = 3130 946 digits
n = 3154 954 digits
n = 3236 978 digits
n = 3680 1112 digits 1993 Jeffrey Young
n = 6297 1900 digits
n = 6585 1986 digits
n = 7456 2249 digits May 1996 Patrick Demichel
n = 9281 2798 digits
n = 9364 2823 digits
n = 10301 3105 digits
n = 12618 3802 digits
n = 13230 3987 digits
n = 15417 4645 digits
n = 17818 5368 digits Jul 1996 Patrick Demichel
n = 19290 5811 digits Oct 1996 Patrick Demichel
n = 19816 5969 digits
n = 23801 7169 digits
n = 28592 8611 digits
n = 31476 9479 digits
n = 37533 11303 digits Jul 1999 Fanis Matsoukas; Proth
n = 42317 12743 digits Aug 1999 Fanis Matsoukas; Proth
n = 51568 15528 digits Sep 1999 Fanis Matsoukas; Proth
n = 56266 16942 digits
n = 65034 19581 digits Sep 1999 Fanis Matsoukas; Proth
n = 80878 24351 digits
n = 86108 25925 digits
n = 87466 26334 digits
n = 100702 30318 digits
n = 116302 35014 digits
n = 124208 37394 digits
n = 128281 38621 digits
n = 129657 39035 digits
n = 147988 44553 digits
n = 173156 52129 digits
n = 216814 65272 digits
n = 236585 71223 digits
n = 280541 84455 digits
n = 342661 103155 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 374728 112808 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 489136 147249 digits Feb 2010 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 549400 165390 digits Sep 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 593912 178789 digits Dec 2010 Joshua Brandelle Sklare; PSieve; srsieve; PrimeGrid; LLR
n = 762274 229471 digits Dec 2011 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 930621 280149 digits Jul 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 940184 283028 digits Jul 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 965921 290775 digits Aug 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1002237 301707 digits Sep 2012 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1172658 353009 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1529701 460490 digits Feb 2019 Thomas Frase; PSieve; srsieve; PrimeGrid; LLR
n = 1648233 496172 digits Nov 2021 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 1730900 521057 digits Jan 2023 PPSE; PrimeGrid
n = 1778224 535303 digits Dec 2023 Brandon Wharton; PPSE; PrimeGrid
n = 2039953 614091 digits Jan 2025 Scott Lee; PPSE; PrimeGrid
n = 2157958 649614 digits Feb 2025 Detlef Lexut; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2192052 659877 digits Feb 2025 Matthew Hilbrink; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3905
max n: 2.372.988
n = 13 8 digits
n = 49 19 digits
n = 77 27 digits
n = 167 54 digits
n = 241 77 digits
n = 259 82 digits
n = 689 212 digits
n = 763 234 digits
n = 1357 413 digits
n = 4103 1239 digits 1993 Jeffrey Young
n = 28097 8462 digits
n = 55987 16858 digits
n = 84181 25345 digits
n = 90023 27104 digits
n = 378293 113882 digits Jun 2012 PPSE; PrimeGrid
n = 587203 176770 digits Dec 2010 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 689123 207451 digits Aug 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 2286499 688309 digits Jun 2025 Matthew Hilbrink; PPSE; PrimeGrid
k: 3907
max n: 2.372.831
n = 2 5 digits
n = 6 6 digits
n = 8 7 digits
n = 16 9 digits
n = 20 10 digits
n = 32 14 digits
n = 52 20 digits
n = 56 21 digits
n = 70 25 digits
n = 128 43 digits
n = 136 45 digits
n = 152 50 digits
n = 180 58 digits
n = 268 85 digits
n = 290 91 digits
n = 436 135 digits
n = 450 140 digits
n = 566 174 digits
n = 710 218 digits
n = 1102 336 digits
n = 1226 373 digits
n = 1390 423 digits
n = 1990 603 digits
n = 2176 659 digits
n = 3022 914 digits
n = 7202 2172 digits May 1996 Patrick Demichel
n = 8918 2689 digits
n = 10672 3217 digits
n = 12746 3841 digits
n = 13780 4152 digits
n = 17802 5363 digits Jul 1996 Patrick Demichel
n = 21646 6520 digits
n = 24702 7440 digits Apr 1998 Kenneth J. Brazier; Proth
n = 29398 8854 digits
n = 38286 11529 digits
n = 42902 12919 digits
n = 60732 18286 digits
n = 66186 19928 digits
n = 78428 23613 digits
n = 103820 31257 digits
n = 106672 32116 digits
n = 109298 32906 digits
n = 129598 39017 digits
n = 158542 47730 digits
n = 229222 69007 digits
n = 1222828 368112 digits Nov 2013 Philippe Jaillet; PSieve; srsieve; PrimeGrid; LLR
n = 1805678 543567 digits Jan 2024 PPSE; PrimeGrid
n = 2335940 703192 digits Jan 2026 Jesper Hedlund; PPSE; PrimeGrid
k: 3909
max n: 2.372.873
n = 9 7 digits
n = 14 8 digits
n = 17 9 digits
n = 29 13 digits
n = 35 15 digits
n = 41 16 digits
n = 45 18 digits
n = 47 18 digits
n = 75 27 digits
n = 114 38 digits
n = 141 47 digits
n = 215 69 digits
n = 339 106 digits
n = 419 130 digits
n = 597 184 digits
n = 786 241 digits
n = 939 287 digits
n = 1025 313 digits
n = 1094 333 digits
n = 1215 370 digits
n = 1671 507 digits
n = 1886 572 digits
n = 2087 632 digits
n = 2157 653 digits
n = 3089 934 digits
n = 3521 1064 digits 1993 Jeffrey Young
n = 4557 1376 digits 1993 Jeffrey Young
n = 4566 1379 digits 1993 Jeffrey Young
n = 4607 1391 digits 1993 Jeffrey Young
n = 5985 1806 digits
n = 10011 3018 digits
n = 13335 4018 digits
n = 18126 5461 digits Oct 1996 Patrick Demichel
n = 23270 7009 digits
n = 25061 7548 digits
n = 26531 7991 digits
n = 26579 8005 digits
n = 34847 10494 digits
n = 42609 12831 digits Feb 1999 Yves Gallot; Proth
n = 53621 16146 digits
n = 59967 18056 digits
n = 65207 19633 digits
n = 69062 20794 digits
n = 73938 22262 digits
n = 74955 22568 digits
n = 79734 24006 digits
n = 119565 35997 digits
n = 225117 67771 digits
n = 231489 69689 digits
n = 260261 78350 digits
n = 300087 90339 digits
n = 307749 92646 digits
n = 395814 119156 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 891410 268345 digits Jun 2012 Ron Jones; PSieve; srsieve; PrimeGrid; LLR
n = 1200477 361384 digits Nov 2013 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
n = 1405115 422986 digits May 2016 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 1929770 580923 digits Mar 2024 PPSE; PrimeGrid
k: 3911
max n: 2.372.528
n = 1 4 digits
n = 19 10 digits
n = 39 16 digits
n = 79 28 digits
n = 123 41 digits
n = 297 93 digits
n = 319 100 digits
n = 379 118 digits
n = 1239 377 digits
n = 1285 391 digits
n = 3577 1081 digits 1993 Jeffrey Young
n = 4159 1256 digits 1993 Jeffrey Young
n = 7285 2197 digits May 1996 Patrick Demichel
n = 7773 2344 digits May 1996 Patrick Demichel
n = 8053 2428 digits
n = 8823 2660 digits
n = 21067 6346 digits
n = 22171 6678 digits Mar 1998 David Hanson; Proth
n = 29191 8791 digits
n = 31537 9498 digits
n = 37111 11176 digits
n = 49395 14873 digits
n = 50283 15141 digits
n = 54927 16539 digits
n = 60343 18169 digits
n = 76647 23077 digits
n = 82651 24885 digits
n = 128929 38816 digits
n = 147549 44421 digits
n = 162321 48868 digits
n = 183585 55269 digits
n = 191367 57611 digits
n = 191697 57711 digits
n = 212973 64115 digits
n = 462579 139254 digits Jul 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 605481 182272 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1184499 356574 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1440337 433589 digits Feb 2017 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 3913
max n: 2.372.889
n = 6 6 digits
n = 10 7 digits
n = 24 11 digits
n = 26 12 digits
n = 30 13 digits
n = 40 16 digits
n = 44 17 digits
n = 60 22 digits
n = 266 84 digits
n = 338 106 digits
n = 706 217 digits
n = 758 232 digits
n = 1084 330 digits
n = 1300 395 digits
n = 6586 1987 digits
n = 7966 2402 digits
n = 8524 2570 digits May 1996 Patrick Demichel
n = 13526 4076 digits
n = 23828 7177 digits
n = 24028 7237 digits
n = 34626 10428 digits
n = 36060 10859 digits
n = 38366 11553 digits
n = 39040 11756 digits
n = 41678 12550 digits
n = 65138 19613 digits
n = 160066 48189 digits
n = 317236 95502 digits
n = 387388 116620 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 721306 217139 digits Nov 2011 James Nobis; PSieve; srsieve; PrimeGrid; LLR
n = 804480 242177 digits Mar 2012 Sander Kõluvere; PSieve; srsieve; PrimeGrid; LLR
n = 826744 248879 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 850666 256080 digits May 2012 John R H Graham; PSieve; srsieve; PrimeGrid; LLR
n = 1336796 402420 digits Apr 2015 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 1492606 449323 digits May 2018 Ivar Tiller; PSieve; srsieve; PrimeGrid; LLR
k: 3915
max n: 2.372.790
n = 2 5 digits
n = 3 5 digits
n = 7 6 digits
n = 8 7 digits
n = 13 8 digits
n = 23 11 digits
n = 25 12 digits
n = 31 13 digits
n = 36 15 digits
n = 47 18 digits
n = 58 22 digits
n = 59 22 digits
n = 103 35 digits
n = 111 38 digits
n = 123 41 digits
n = 147 48 digits
n = 162 53 digits
n = 168 55 digits
n = 169 55 digits
n = 204 66 digits
n = 273 86 digits
n = 299 94 digits
n = 388 121 digits
n = 439 136 digits
n = 519 160 digits
n = 579 178 digits
n = 756 232 digits
n = 815 249 digits
n = 966 295 digits
n = 1813 550 digits
n = 2463 746 digits
n = 4226 1276 digits 1993 Jeffrey Young
n = 7196 2170 digits May 1996 Patrick Demichel
n = 7448 2246 digits May 1996 Patrick Demichel
n = 7475 2254 digits May 1996 Patrick Demichel
n = 9816 2959 digits
n = 10694 3223 digits
n = 11714 3530 digits
n = 26139 7873 digits
n = 27394 8251 digits
n = 43759 13177 digits
n = 45817 13796 digits Feb 1999 Tadashi Taura; Proth
n = 73003 21980 digits
n = 80831 24337 digits
n = 106905 32186 digits
n = 113852 34277 digits
n = 122377 36843 digits
n = 150719 45375 digits
n = 155591 46842 digits
n = 160548 48334 digits
n = 203746 61338 digits
n = 209716 63135 digits
n = 220945 66515 digits
n = 265187 79833 digits
n = 281379 84708 digits
n = 298378 89825 digits
n = 311956 93912 digits
n = 337307 101544 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 542065 163182 digits Aug 2010 Michael Frith; PSieve; srsieve; PrimeGrid; LLR
n = 1060657 319294 digits Mar 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1345017 404895 digits May 2015 Steven F. Bohl; PSieve; srsieve; PrimeGrid; LLR
n = 1596838 480700 digits Sep 2020 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1877466 565178 digits Feb 2024 Chad Steenerson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1936969 583090 digits Mar 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1988226 598520 digits Aug 2024 Jörg Bravin; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2091777 629692 digits Jan 2025 John Hall; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3917
max n: 2.372.862
n = 3 5 digits
n = 11 7 digits
n = 23 11 digits
n = 27 12 digits
n = 39 16 digits
n = 143 47 digits
n = 219 70 digits
n = 259 82 digits
n = 347 109 digits
n = 1183 360 digits
n = 1299 395 digits
n = 3607 1090 digits 1993 Jeffrey Young
n = 4523 1366 digits 1993 Jeffrey Young
n = 31271 9418 digits
n = 105751 31838 digits
n = 114823 34569 digits
n = 296827 89358 digits
n = 403951 121605 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 434291 130739 digits Dec 2012 Nikolaos Derziotis; PPSE; PrimeGrid
n = 1955291 588605 digits Apr 2024 Yankton Robins; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2212667 666083 digits Feb 2025 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3919
max n: 2.372.781
n = 14 8 digits
n = 26 12 digits
n = 310 97 digits
n = 350 109 digits
n = 394 123 digits
n = 1786 542 digits
n = 5722 1727 digits
n = 27610 8316 digits
n = 30598 9215 digits
n = 70762 21306 digits
n = 77978 23478 digits
n = 347926 104740 digits Apr 2012 David Yost; PPSE; PrimeGrid
n = 883478 265957 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1114838 335604 digits Jul 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 3921
max n: 2.373.277
n = 7 6 digits
n = 9 7 digits
n = 19 10 digits
n = 33 14 digits
n = 48 19 digits
n = 77 27 digits
n = 125 42 digits
n = 137 45 digits
n = 139 46 digits
n = 289 91 digits
n = 443 137 digits
n = 785 240 digits
n = 952 291 digits
n = 1733 526 digits
n = 2560 775 digits
n = 4319 1304 digits 1993 Jeffrey Young
n = 5964 1799 digits
n = 7485 2257 digits May 1996 Patrick Demichel
n = 9644 2907 digits
n = 12235 3687 digits
n = 19573 5896 digits
n = 21464 6465 digits
n = 25857 7788 digits
n = 33564 10108 digits
n = 34847 10494 digits
n = 36019 10847 digits
n = 42748 12873 digits
n = 49992 15053 digits
n = 65347 19676 digits
n = 70679 21281 digits
n = 84677 25494 digits
n = 99005 29808 digits
n = 115487 34769 digits
n = 196489 59153 digits
n = 215285 64811 digits
n = 277677 83593 digits
n = 531155 159898 digits Jul 2010 Jon Goral; PSieve; srsieve; PrimeGrid; LLR
n = 600992 180921 digits Jan 2011 Rick Reynolds; PSieve; srsieve; PrimeGrid; LLR
n = 770827 232046 digits Dec 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 862737 259714 digits May 2012 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 917359 276157 digits Jun 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 952307 286677 digits Jul 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1779983 535832 digits Dec 2023 Vaughan Davies; PPSE; PrimeGrid
n = 1806252 543740 digits Jan 2024 Jonathan Gehrke; PPSE; PrimeGrid
n = 1860217 559985 digits Feb 2024 Jack Welsh; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3923
max n: 2.373.080
n = 21 10 digits
n = 33 14 digits
n = 149 49 digits
n = 185 60 digits
n = 309 97 digits
n = 441 137 digits
n = 701 215 digits
n = 1977 599 digits
n = 4013 1212 digits 1993 Jeffrey Young
n = 5369 1620 digits
n = 6065 1830 digits
n = 8873 2675 digits
n = 12041 3629 digits
n = 13121 3954 digits
n = 24609 7412 digits
n = 103445 31144 digits
n = 150357 45266 digits
n = 238061 71668 digits
n = 382157 115045 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 550721 165788 digits Sep 2010 Jack England; PSieve; srsieve; PrimeGrid; LLR
n = 560309 168674 digits Oct 2010 Bob Naas; PSieve; srsieve; PrimeGrid; LLR
n = 948377 285494 digits Jul 2012 Kenneth Dejong; PSieve; srsieve; PrimeGrid; LLR
n = 1030001 310065 digits Dec 2012 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
k: 3925
max n: 2.372.805
n = 4 5 digits
n = 6 6 digits
n = 22 11 digits
n = 34 14 digits
n = 364 114 digits
n = 3822 1155 digits 1993 Jeffrey Young
n = 5646 1704 digits
n = 7066 2131 digits Mar 1996 Patrick Demichel
n = 8382 2527 digits May 1996 Patrick Demichel
n = 13686 4124 digits
n = 29206 8796 digits
n = 37402 11263 digits
n = 44166 13299 digits
n = 113826 34269 digits
n = 1468438 442048 digits Feb 2018 Eric Nietering; PSieve; srsieve; PrimeGrid; LLR
n = 1607200 483820 digits Oct 2020 Dennis Bischof; PSieve; srsieve; PrimeGrid; LLR
n = 2215722 667003 digits Feb 2025 Jens Katzur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3927
max n: 2.372.527
n = 8 7 digits
n = 10 7 digits
n = 26 12 digits
n = 32 14 digits
n = 39 16 digits
n = 48 19 digits
n = 59 22 digits
n = 98 34 digits
n = 340 106 digits
n = 515 159 digits
n = 691 212 digits
n = 879 269 digits
n = 896 274 digits
n = 934 285 digits
n = 956 292 digits
n = 1008 308 digits
n = 1944 589 digits
n = 2463 746 digits
n = 2627 795 digits
n = 4286 1294 digits 1993 Jeffrey Young
n = 4740 1431 digits 1993 Jeffrey Young
n = 5016 1514 digits
n = 5108 1542 digits
n = 5244 1583 digits
n = 6803 2052 digits Mar 1996 Patrick Demichel
n = 6872 2073 digits Mar 1996 Patrick Demichel
n = 7635 2302 digits May 1996 Patrick Demichel
n = 9746 2938 digits
n = 10239 3086 digits
n = 10868 3276 digits
n = 12614 3801 digits
n = 15132 4559 digits
n = 23700 7139 digits
n = 27182 8187 digits
n = 34610 10423 digits
n = 45567 13721 digits
n = 72619 21865 digits
n = 99538 29968 digits
n = 114662 34521 digits
n = 126587 38111 digits
n = 148464 44696 digits
n = 190514 57355 digits
n = 197828 59556 digits
n = 215440 64858 digits
n = 223035 67144 digits
n = 223604 67316 digits
n = 271727 81802 digits Jul 2006 John Metcalf; NewPGen; LLR
n = 304556 91685 digits Jul 2006 John Metcalf; NewPGen; LLR
n = 317384 95546 digits Jul 2006 John Metcalf; NewPGen; LLR
n = 338632 101942 digits Jul 2006 Lennart Vogel; PPSE; PrimeGrid
n = 358991 108071 digits Aug 2006 John Metcalf; NewPGen; LLR
n = 417698 125744 digits Sep 2006 John Metcalf; NewPGen; LLR
n = 443342 133463 digits Sep 2006 Michael Millerick; PPSE; PrimeGrid
n = 586959 176696 digits Dec 2010 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 610608 183815 digits Jan 2011 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 743443 223803 digits Dec 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1010026 304052 digits Oct 2012 Hannes Bassen; PSieve; srsieve; PrimeGrid; LLR
n = 1076340 324015 digits Mar 2013 Matt Jurach; PSieve; srsieve; PrimeGrid; LLR
n = 1482207 446193 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
k: 3929
max n: 2.372.704
n = 21 10 digits
n = 23 11 digits
n = 33 14 digits
n = 231 74 digits
n = 1031 314 digits
n = 1079 329 digits
n = 2133 646 digits
n = 2305 698 digits
n = 2703 818 digits
n = 3033 917 digits
n = 6641 2003 digits
n = 13159 3965 digits
n = 22479 6771 digits
n = 24589 7406 digits
n = 47329 14252 digits
n = 76911 23157 digits
n = 107329 32313 digits
n = 124255 37409 digits
n = 289109 87035 digits
n = 423143 127383 digits Nov 2012 Bart Kus; PPSE; PrimeGrid
n = 1533741 461706 digits Mar 2019 Jan Kožíšek; PSieve; srsieve; PrimeGrid; LLR
n = 2321639 698887 digits Nov 2025 Patrick Schöfer; PPSE; PrimeGrid
k: 3931
max n: 2.372.835
n = 4 5 digits
n = 8 7 digits
n = 28 13 digits
n = 36 15 digits
n = 112 38 digits
n = 116 39 digits
n = 144 47 digits
n = 188 61 digits
n = 196 63 digits
n = 272 86 digits
n = 1012 309 digits
n = 1412 429 digits
n = 2000 606 digits
n = 2640 799 digits
n = 7884 2377 digits
n = 9104 2745 digits
n = 22136 6668 digits
n = 68752 20701 digits
n = 75464 22721 digits
n = 111752 33645 digits
n = 194044 58417 digits
n = 250784 75498 digits
n = 252628 76053 digits
n = 704144 211973 digits Sep 2011 Mike Parker; PSieve; srsieve; PrimeGrid; LLR
n = 1823364 548891 digits Jan 2024 Steven Wong; PPSE; PrimeGrid
k: 3933
max n: 2.372.631
n = 1 4 digits
n = 2 5 digits
n = 4 5 digits
n = 10 7 digits
n = 14 8 digits
n = 212 68 digits
n = 352 110 digits
n = 410 128 digits
n = 464 144 digits
n = 694 213 digits
n = 2020 612 digits
n = 2110 639 digits
n = 2225 674 digits
n = 3154 954 digits
n = 11642 3509 digits
n = 25322 7627 digits
n = 37729 11362 digits
n = 75929 22861 digits
n = 111814 33663 digits
n = 113669 34222 digits
n = 114412 34446 digits
n = 140284 42234 digits
n = 172229 51850 digits
n = 228140 68681 digits
n = 294592 88685 digits
n = 313505 94379 digits
n = 319384 96148 digits
n = 377825 113741 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 506374 152438 digits May 2010 Tjeerd Glas; PSieve; srsieve; PrimeGrid; LLR
n = 1335100 401909 digits Apr 2015 Jay Parangalan; PSieve; srsieve; PrimeGrid; LLR
n = 1578529 475189 digits Apr 2020 Sebastian Lamerichs; PSieve; srsieve; PrimeGrid; LLR
n = 1587464 477878 digits Sep 2020 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
n = 1846321 555802 digits Jan 2024 Valter Cavecchia; PPSE; PrimeGrid
n = 1969900 593003 digits Jun 2024 Nicholas Yakubchak; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2317981 697786 digits Oct 2025 Zhong Yehai; PPSE; PrimeGrid
n = 3432125 1033177 digits Sep 2022 Ian Johns; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3935
max n: 2.373.431
n = 3 5 digits
n = 5 6 digits
n = 11 7 digits
n = 21 10 digits
n = 23 11 digits
n = 61 22 digits
n = 75 27 digits
n = 93 32 digits
n = 101 34 digits
n = 141 47 digits
n = 163 53 digits
n = 173 56 digits
n = 197 63 digits
n = 203 65 digits
n = 205 66 digits
n = 267 84 digits
n = 371 116 digits
n = 535 165 digits
n = 855 261 digits
n = 1415 430 digits
n = 1933 586 digits
n = 2325 704 digits
n = 2863 866 digits
n = 3133 947 digits
n = 3315 1002 digits 1993 Jeffrey Young
n = 11351 3421 digits
n = 13415 4042 digits
n = 60051 18081 digits
n = 82373 24801 digits
n = 82563 24858 digits
n = 109527 32975 digits
n = 156261 47043 digits
n = 348503 104914 digits Apr 2012 James Boerner; PPSE; PrimeGrid
n = 490275 147592 digits
n = 772325 232497 digits Dec 2011 Gertrude Wolf; Kurt Wolf; PSieve; srsieve; PrimeGrid; LLR
n = 973947 293191 digits Aug 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1159743 349122 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1191635 358722 digits Oct 2013 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 1496391 450463 digits Jul 2018 Andreas Zenker; PSieve; srsieve; PrimeGrid; LLR
n = 1684271 507020 digits Apr 2022 Krzysztof Koczubik; PPSE; PrimeGrid
n = 1814997 546373 digits Jan 2024 Jonathan Seeley; PPSE; PrimeGrid
k: 3937
max n: 2.373.013
n = 2 5 digits
n = 6 6 digits
n = 8 7 digits
n = 12 8 digits
n = 32 14 digits
n = 36 15 digits
n = 48 19 digits
n = 96 33 digits
n = 116 39 digits
n = 168 55 digits
n = 188 61 digits
n = 204 66 digits
n = 308 97 digits
n = 486 150 digits
n = 672 206 digits
n = 768 235 digits
n = 954 291 digits
n = 1728 524 digits
n = 2192 664 digits
n = 3408 1030 digits 1993 Jeffrey Young
n = 5466 1650 digits
n = 10818 3261 digits
n = 18954 5710 digits
n = 41432 12476 digits
n = 48282 14538 digits
n = 55992 16859 digits
n = 198584 59784 digits
n = 310086 93349 digits
n = 314586 94704 digits
n = 819498 246698 digits Apr 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 848858 255536 digits Apr 2012 Stefan Smietanowski; PSieve; srsieve; PrimeGrid; LLR
n = 984032 296227 digits Sep 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1045206 314642 digits Feb 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1082874 325982 digits Mar 2013 Lammert van der Veen; PSieve; srsieve; PrimeGrid; LLR
n = 1097724 330452 digits Mar 2013 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 2092668 629960 digits Jan 2025 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3323886 1000593 digits Sep 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 3939
max n: 2.372.717
n = 1 4 digits
n = 3 5 digits
n = 10 7 digits
n = 43 17 digits
n = 82 29 digits
n = 138 46 digits
n = 442 137 digits
n = 511 158 digits
n = 603 186 digits
n = 847 259 digits
n = 957 292 digits
n = 993 303 digits
n = 1110 338 digits
n = 1501 456 digits
n = 3303 998 digits
n = 4791 1446 digits 1993 Jeffrey Young
n = 5637 1701 digits
n = 12769 3848 digits
n = 21763 6555 digits
n = 70059 21094 digits
n = 91293 27486 digits
n = 92557 27867 digits
n = 104527 31470 digits
n = 119266 35907 digits
n = 142101 42781 digits
n = 143458 43189 digits
n = 249730 75180 digits
n = 433518 130506 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 610102 183663 digits Jan 2011 Andreas Kobara; PSieve; srsieve; PrimeGrid; LLR
n = 648522 195229 digits Feb 2011 Wolfgang Schwieger; PSieve; srsieve; PrimeGrid; LLR
n = 868509 261451 digits May 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 937450 282205 digits Jul 2012 Matthew K Williams; PSieve; srsieve; PrimeGrid; LLR
n = 1053871 317251 digits Mar 2013 Joseph Marshall; PSieve; srsieve; PrimeGrid; LLR
n = 1573822 473772 digits Feb 2020 Yuki Yoshigoe; PSieve; srsieve; PrimeGrid; LLR
n = 1714507 516122 digits Oct 2022 Robert Lacroix; PPSE; PrimeGrid
n = 1768987 532522 digits Nov 2023 ZinSig Kim; PPSE; PrimeGrid
k: 3941
max n: 2.372.780
n = 1 4 digits
n = 13 8 digits
n = 15 9 digits
n = 31 13 digits
n = 33 14 digits
n = 35 15 digits
n = 133 44 digits
n = 193 62 digits
n = 229 73 digits
n = 299 94 digits
n = 439 136 digits
n = 551 170 digits
n = 579 178 digits
n = 889 272 digits
n = 1009 308 digits
n = 1293 393 digits
n = 1581 480 digits
n = 3739 1130 digits 1993 Jeffrey Young
n = 6655 2007 digits Mar 1996 Patrick Demichel
n = 11085 3341 digits
n = 26985 8127 digits
n = 94381 28416 digits
n = 102311 30803 digits
n = 122379 36844 digits
n = 176001 52986 digits
n = 245235 73827 digits
n = 726405 218674 digits Dec 2011 John Williams; PSieve; srsieve; PrimeGrid; LLR
n = 2206811 664320 digits Feb 2025 David Perek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3943
max n: 2.372.965
n = 2 5 digits
n = 30 13 digits
n = 54 20 digits
n = 74 26 digits
n = 86 30 digits
n = 146 48 digits
n = 150 49 digits
n = 166 54 digits
n = 318 100 digits
n = 338 106 digits
n = 342 107 digits
n = 372 116 digits
n = 530 164 digits
n = 540 167 digits
n = 966 295 digits
n = 1058 323 digits
n = 1074 327 digits
n = 1438 437 digits
n = 1482 450 digits
n = 1526 463 digits
n = 2722 823 digits
n = 3074 929 digits
n = 4026 1216 digits 1993 Jeffrey Young
n = 4614 1393 digits 1993 Jeffrey Young
n = 4974 1501 digits 1993 Jeffrey Young
n = 5998 1810 digits
n = 8126 2450 digits May 1996 Patrick Demichel
n = 8868 2674 digits
n = 9612 2898 digits
n = 9710 2927 digits
n = 13302 4008 digits
n = 16710 5034 digits May 1996 Patrick Demichel
n = 16926 5099 digits
n = 18822 5670 digits
n = 18830 5672 digits
n = 24606 7411 digits
n = 57902 17434 digits
n = 148138 44598 digits
n = 174038 52395 digits
n = 221274 66614 digits
n = 311366 93735 digits
n = 384002 115600 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 809706 243750 digits Mar 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1280698 385533 digits Jun 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1642638 494487 digits Aug 2021 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2016906 607153 digits Dec 2024 Thomas Schadt; PPSE; PrimeGrid
k: 3945
max n: 2.372.622
n = 5 6 digits
n = 6 6 digits
n = 10 7 digits
n = 17 9 digits
n = 26 12 digits
n = 29 13 digits
n = 31 13 digits
n = 32 14 digits
n = 40 16 digits
n = 41 16 digits
n = 46 18 digits
n = 51 19 digits
n = 56 21 digits
n = 200 64 digits
n = 213 68 digits
n = 230 73 digits
n = 231 74 digits
n = 233 74 digits
n = 243 77 digits
n = 269 85 digits
n = 312 98 digits
n = 503 156 digits
n = 582 179 digits
n = 603 186 digits
n = 670 206 digits
n = 754 231 digits
n = 825 252 digits
n = 969 296 digits
n = 1450 441 digits
n = 1586 482 digits
n = 1691 513 digits
n = 1889 573 digits
n = 2591 784 digits
n = 3599 1088 digits 1993 Jeffrey Young
n = 4414 1333 digits 1993 Jeffrey Young
n = 5302 1600 digits
n = 5781 1744 digits
n = 6653 2007 digits Mar 1996 Patrick Demichel
n = 11922 3593 digits
n = 19846 5978 digits Oct 1996 Patrick Demichel
n = 22634 6818 digits
n = 27584 8308 digits
n = 60962 18355 digits
n = 67042 20186 digits
n = 90581 27272 digits
n = 108294 32604 digits
n = 113783 34256 digits
n = 117730 35444 digits
n = 120389 36245 digits
n = 135381 40758 digits
n = 165161 49723 digits
n = 196687 59213 digits
n = 239861 72209 digits
n = 347162 104510 digits Apr 2012 David Yost; PPSE; PrimeGrid
n = 460431 138608 digits Jun 2009 Gerrit Slomma; srsieve; PrimeGrid; LLR
n = 555120 167112 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 567941 170971 digits Nov 2010 Adam Ferralli; PSieve; srsieve; PrimeGrid; LLR
n = 587416 176834 digits Dec 2010 Peter Benson; PSieve; srsieve; PrimeGrid; LLR
n = 661072 199007 digits Apr 2011 Rick Reynolds; PSieve; srsieve; PrimeGrid; LLR
n = 751750 226303 digits Dec 2011 Peter Crickman; PSieve; srsieve; PrimeGrid; LLR
n = 806001 242635 digits Mar 2012 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 1119530 337016 digits Jul 2013 Frank Schneider; PSieve; srsieve; PrimeGrid; LLR
n = 1163009 350105 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2208921 664956 digits Feb 2025 Roman Krompolc; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2290701 689574 digits Jul 2025 Adrian Schori; PPSE; PrimeGrid
k: 3947
max n: 2.373.426
n = 11 7 digits
n = 31 13 digits
n = 55 21 digits
n = 211 68 digits
n = 811 248 digits
n = 3035 918 digits
n = 148771 44789 digits
n = 228691 68847 digits
n = 397387 119630 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 972235 292676 digits Aug 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1211707 364764 digits Nov 2013 Nils Huehn; PSieve; srsieve; PrimeGrid; LLR
k: 3949
max n: 2.372.885
n = 2 5 digits
n = 6 6 digits
n = 10 7 digits
n = 14 8 digits
n = 106 36 digits
n = 122 41 digits
n = 134 44 digits
n = 182 59 digits
n = 318 100 digits
n = 334 105 digits
n = 402 125 digits
n = 494 153 digits
n = 626 193 digits
n = 986 301 digits
n = 1198 365 digits
n = 1242 378 digits
n = 1566 476 digits
n = 1670 507 digits
n = 2490 754 digits
n = 3086 933 digits
n = 4894 1477 digits 1993 Jeffrey Young
n = 5458 1647 digits
n = 5634 1700 digits
n = 7854 2368 digits
n = 16854 5078 digits
n = 35662 10739 digits
n = 80742 24310 digits
n = 86686 26099 digits
n = 103582 31185 digits
n = 133726 40260 digits
n = 139470 41989 digits
n = 225730 67956 digits
n = 270630 81472 digits
n = 280338 84394 digits
n = 309902 93294 digits
n = 663710 199801 digits Apr 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 997254 300207 digits Sep 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 2033470 612140 digits Dec 2024 Scott Lee; PPSE; PrimeGrid
k: 3951
max n: 2.372.815
n = 5 6 digits
n = 29 13 digits
n = 41 16 digits
n = 47 18 digits
n = 51 19 digits
n = 56 21 digits
n = 71 25 digits
n = 87 30 digits
n = 113 38 digits
n = 123 41 digits
n = 185 60 digits
n = 195 63 digits
n = 371 116 digits
n = 476 147 digits
n = 639 196 digits
n = 641 197 digits
n = 833 255 digits
n = 1016 310 digits
n = 1349 410 digits
n = 2447 741 digits
n = 3500 1058 digits 1993 Jeffrey Young
n = 4335 1309 digits 1993 Jeffrey Young
n = 4532 1368 digits 1993 Jeffrey Young
n = 5489 1656 digits
n = 7173 2163 digits May 1996 Patrick Demichel
n = 10448 3149 digits
n = 14045 4232 digits
n = 18303 5514 digits
n = 19247 5798 digits
n = 26129 7870 digits
n = 32699 9847 digits
n = 58113 17498 digits May 1999 David Hanson; Proth
n = 74396 22400 digits
n = 76736 23104 digits
n = 77693 23392 digits
n = 78881 23750 digits
n = 82647 24883 digits
n = 92021 27705 digits
n = 149327 44956 digits
n = 160076 48192 digits
n = 251795 75802 digits
n = 440156 132504 digits Dec 2012 Sascha Thorsten Dietsch; PPSE; PrimeGrid
n = 945657 284675 digits Jul 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 969603 291884 digits Aug 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1101191 331496 digits Jun 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1276136 384159 digits Jun 2014 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 1416809 426506 digits Aug 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 3953
max n: 2.373.457
n = 1 4 digits
n = 57 21 digits
n = 105 36 digits
n = 56305 16954 digits
n = 65809 19815 digits
k: 3955
max n: 2.373.432
n = 4 5 digits
n = 8 7 digits
n = 10 7 digits
n = 18 10 digits
n = 20 10 digits
n = 30 13 digits
n = 48 19 digits
n = 54 20 digits
n = 114 38 digits
n = 222 71 digits
n = 382 119 digits
n = 778 238 digits
n = 918 280 digits
n = 1084 330 digits
n = 1424 433 digits
n = 1434 436 digits
n = 1500 456 digits
n = 1842 559 digits
n = 2370 718 digits
n = 3210 970 digits
n = 3474 1050 digits 1993 Jeffrey Young
n = 4234 1279 digits 1993 Jeffrey Young
n = 5440 1642 digits
n = 8440 2545 digits May 1996 Patrick Demichel
n = 15634 4710 digits
n = 23040 6940 digits
n = 35004 10541 digits
n = 98682 29710 digits
n = 207852 62574 digits
n = 261918 78849 digits
n = 303124 91254 digits
n = 376968 113483 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 430912 129722 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 435172 131004 digits Dec 2012 Brook Harste; PPSE; PrimeGrid
n = 531712 160065 digits Aug 2010 John ODonnell; PSieve; srsieve; PrimeGrid; LLR
n = 627538 188912 digits Feb 2011 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 1595680 480352 digits Sep 2020 Frederik Schiøler; PSieve; srsieve; PrimeGrid; LLR
k: 3957
max n: 2.372.859
n = 3 5 digits
n = 4 5 digits
n = 8 7 digits
n = 18 10 digits
n = 28 13 digits
n = 39 16 digits
n = 40 16 digits
n = 43 17 digits
n = 84 29 digits
n = 100 34 digits
n = 115 39 digits
n = 120 40 digits
n = 204 66 digits
n = 236 75 digits
n = 516 159 digits
n = 644 198 digits
n = 786 241 digits
n = 888 271 digits
n = 1258 383 digits
n = 1306 397 digits
n = 1338 407 digits
n = 1527 464 digits
n = 1728 524 digits
n = 1903 577 digits
n = 2594 785 digits
n = 3168 958 digits
n = 3268 988 digits
n = 3368 1018 digits 1993 Jeffrey Young
n = 4740 1431 digits 1993 Jeffrey Young
n = 8624 2600 digits May 1996 Patrick Demichel
n = 10388 3131 digits
n = 11228 3384 digits May 1996 Patrick Demichel
n = 22500 6777 digits
n = 32064 9656 digits
n = 32754 9864 digits
n = 58536 17625 digits
n = 61455 18504 digits
n = 85124 25629 digits
n = 90347 27201 digits
n = 122490 36877 digits
n = 164538 49535 digits
n = 174640 52576 digits
n = 220839 66483 digits
n = 249895 75230 digits
n = 257079 77393 digits
n = 258207 77732 digits
n = 306000 92119 digits
n = 402000 121018 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 618706 186253 digits Jan 2011 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
n = 639868 192624 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 732050 220373 digits Dec 2011 Kristofer Kåring; PSieve; srsieve; PrimeGrid; LLR
n = 916459 275886 digits Jun 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1155020 347700 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1236514 372232 digits Jan 2014 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1328587 399949 digits Mar 2015 Billy Cain; PSieve; srsieve; PrimeGrid; LLR
n = 1382079 416051 digits Feb 2016 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 3441568 1036019 digits Dec 2022 Will Steinbach; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3959
max n: 2.373.296
n = 1 4 digits
n = 17 9 digits
n = 33 14 digits
n = 41 16 digits
n = 45 18 digits
n = 51 19 digits
n = 77 27 digits
n = 81 28 digits
n = 117 39 digits
n = 181 59 digits
n = 449 139 digits
n = 829 254 digits
n = 891 272 digits
n = 909 278 digits
n = 1581 480 digits
n = 2085 632 digits
n = 2629 796 digits
n = 4817 1454 digits 1993 Jeffrey Young
n = 6341 1913 digits
n = 7227 2180 digits May 1996 Patrick Demichel
n = 7741 2334 digits May 1996 Patrick Demichel
n = 7947 2396 digits
n = 8691 2620 digits
n = 8957 2700 digits
n = 9971 3006 digits
n = 13821 4165 digits
n = 30771 9267 digits
n = 35533 10701 digits
n = 41149 12391 digits
n = 43417 13074 digits
n = 43657 13146 digits
n = 47571 14324 digits
n = 130653 39335 digits
n = 133691 40249 digits
n = 194641 58597 digits
n = 313683 94432 digits
n = 407777 122757 digits Aug 2012 Adrian Schori; PPSE; PrimeGrid
n = 617123 185777 digits Jan 2011 Andreas Kobara; PSieve; srsieve; PrimeGrid; LLR
n = 695309 209313 digits Sep 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1512513 455316 digits Jan 2019 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1553833 467754 digits Jan 2020 Anthony Ayiomamitis; PSieve; srsieve; PrimeGrid; LLR
k: 3961
max n: 2.373.027
n = 4 5 digits
n = 20 10 digits
n = 40 16 digits
n = 64 23 digits
n = 80 28 digits
n = 100 34 digits
n = 184 59 digits
n = 244 78 digits
n = 508 157 digits
n = 1024 312 digits
n = 1312 399 digits
n = 2428 735 digits
n = 9280 2798 digits
n = 13000 3917 digits Jan 1998 Ray Ballinger; Proth
n = 15560 4688 digits
n = 19780 5958 digits
n = 37712 11357 digits
n = 53032 15968 digits
n = 139852 42104 digits
n = 170800 51420 digits
n = 941140 283315 digits Jul 2012 Martin Megele; PSieve; srsieve; PrimeGrid; LLR
n = 1069988 322103 digits Mar 2013 Amaury Bouchra Pilet; PSieve; srsieve; PrimeGrid; LLR
n = 1586840 477691 digits Sep 2020 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
k: 3963
max n: 2.372.661
n = 1 4 digits
n = 4 5 digits
n = 6 6 digits
n = 10 7 digits
n = 26 12 digits
n = 32 14 digits
n = 34 14 digits
n = 38 16 digits
n = 42 17 digits
n = 44 17 digits
n = 72 26 digits
n = 86 30 digits
n = 94 32 digits
n = 101 35 digits
n = 146 48 digits
n = 204 66 digits
n = 212 68 digits
n = 242 77 digits
n = 770 236 digits
n = 973 297 digits
n = 1044 318 digits
n = 1082 330 digits
n = 1138 347 digits
n = 1694 514 digits
n = 2796 846 digits
n = 2876 870 digits
n = 3924 1185 digits 1993 Jeffrey Young
n = 4586 1385 digits 1993 Jeffrey Young
n = 4852 1465 digits 1993 Jeffrey Young
n = 5964 1799 digits
n = 7904 2383 digits
n = 8926 2691 digits
n = 8989 2710 digits
n = 11570 3487 digits
n = 12626 3805 digits
n = 14466 4359 digits
n = 15764 4750 digits
n = 17824 5370 digits
n = 19925 6002 digits
n = 23004 6929 digits 1996 Patrick Demichel
n = 25469 7671 digits
n = 26890 8099 digits
n = 55345 16665 digits
n = 76121 22919 digits
n = 76805 23125 digits
n = 80684 24292 digits
n = 105725 31830 digits
n = 116616 35109 digits
n = 123106 37063 digits
n = 128029 38545 digits
n = 131245 39513 digits
n = 141620 42636 digits
n = 161742 48693 digits
n = 181434 54621 digits
n = 199648 60104 digits
n = 208866 62879 digits
n = 224394 67553 digits
n = 242226 72921 digits
n = 286516 86254 digits
n = 415208 124994 digits Oct 2012 PPSE; PrimeGrid
n = 420828 126686 digits Nov 2012 Ronny Willig; PPSE; PrimeGrid
n = 451390 135886 digits May 2009 Martin Hudlicka; srsieve; PrimeGrid; LLR
n = 531046 159865 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 705748 212455 digits Sep 2011 Ray Miller; PSieve; srsieve; PrimeGrid; LLR
n = 768602 231376 digits Dec 2011 Adrian Schori; PSieve; srsieve; PrimeGrid; LLR
n = 807821 243182 digits Mar 2012 Don McGilvray; PSieve; srsieve; PrimeGrid; LLR
n = 1035566 311741 digits Jan 2013 Arif Mert Kapicioglu; PSieve; srsieve; PrimeGrid; LLR
n = 1128621 339753 digits Aug 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1284962 386816 digits Jul 2014 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1478426 445055 digits Feb 2018 Woohyung Lee; PSieve; srsieve; PrimeGrid; LLR
n = 1480146 445572 digits Feb 2018 Wolfgang Schwieger; PSieve; srsieve; PrimeGrid; LLR
n = 1521613 458055 digits Feb 2019 Richard Block; PSieve; srsieve; PrimeGrid; LLR
n = 1736624 522780 digits Mar 2023 Gregory Bennett; PPSE; PrimeGrid
n = 1769520 532683 digits Nov 2023 Yegor Ryabchikov; PPSE; PrimeGrid
n = 1868309 562421 digits Feb 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3965
max n: 2.372.794
n = 3 5 digits
n = 9 7 digits
n = 23 11 digits
n = 95 33 digits
n = 105 36 digits
n = 497 154 digits
n = 899 275 digits
n = 1133 345 digits
n = 1937 587 digits
n = 2537 768 digits
n = 3203 968 digits
n = 18599 5603 digits
n = 23763 7157 digits
n = 28787 8670 digits
n = 37253 11218 digits
n = 232595 70022 digits
n = 233837 70396 digits
n = 529307 159341 digits Jul 2010 Paweł Kaczmarczyk; PSieve; srsieve; PrimeGrid; LLR
n = 585347 176211 digits Nov 2010 Jeff Webster; PSieve; srsieve; PrimeGrid; LLR
n = 607133 182769 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 683145 205651 digits Aug 2011 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 826023 248662 digits Apr 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 994937 299510 digits Sep 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1149477 346031 digits Aug 2013 Lonnie Christensen; PSieve; srsieve; PrimeGrid; LLR
n = 3429719 1032452 digits Aug 2022 Scott Cox; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3967
max n: 2.373.426
n = 4 5 digits
n = 174 56 digits
n = 384 120 digits
n = 714 219 digits
n = 744 228 digits
n = 976 298 digits
n = 7896 2381 digits
n = 33024 9945 digits
n = 43642 13142 digits
n = 269542 81144 digits
n = 457506 137727 digits Jun 2009 Rodger M. Ewing; srsieve; PrimeGrid; LLR
n = 655966 197470 digits Mar 2011 Lucas Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1058886 318761 digits Mar 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1635544 492352 digits Mar 2021 Toshiya Satoh; PSieve; srsieve; PrimeGrid; LLR
k: 3969
max n: 2.371.761
n = 2 5 digits
n = 7 6 digits
n = 11 7 digits
n = 14 8 digits
n = 15 9 digits
n = 21 10 digits
n = 22 11 digits
n = 70 25 digits
n = 74 26 digits
n = 78 28 digits
n = 118 40 digits
n = 163 53 digits
n = 291 92 digits
n = 391 122 digits
n = 430 134 digits
n = 486 150 digits
n = 743 228 digits
n = 778 238 digits
n = 798 244 digits
n = 1338 407 digits
n = 1806 548 digits
n = 2102 637 digits
n = 3502 1058 digits 1993 Jeffrey Young
n = 3611 1091 digits 1993 Jeffrey Young
n = 3667 1108 digits 1993 Jeffrey Young
n = 8691 2620 digits
n = 12787 3853 digits
n = 15527 4678 digits
n = 23461 7067 digits
n = 39874 12007 digits
n = 57362 17272 digits
n = 94075 28323 digits
n = 103074 31032 digits
n = 107311 32308 digits
n = 121066 36449 digits
n = 144327 43451 digits
n = 151426 45588 digits
n = 335027 100857 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 481307 144892 digits Dec 2009 Werner Soika; PSieve; srsieve; PrimeGrid; LLR
n = 601938 181205 digits Jan 2011 Adam Smith; PSieve; srsieve; PrimeGrid; LLR
n = 610835 183884 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 792165 238470 digits Mar 2012 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1007374 303254 digits Oct 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1414778 425895 digits Jul 2016 Billy Cain; PSieve; srsieve; PrimeGrid; LLR
n = 1969030 592741 digits Jun 2024 Sabrina Tarson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2344467 705759 digits Feb 2026 Shaun O' PPSE; PrimeGrid
n = 3433007 1033442 digits Sep 2022 Charles Jackson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3460942 1041851 digits Feb 2023 Andrew Dunchouk; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3971
max n: 2.372.972
n = 3 5 digits
n = 15 9 digits
n = 29 13 digits
n = 39 16 digits
n = 51 19 digits
n = 359 112 digits
n = 379 118 digits
n = 395 123 digits
n = 585 180 digits
n = 773 237 digits
n = 779 239 digits
n = 797 244 digits
n = 2433 737 digits
n = 2829 856 digits
n = 4547 1373 digits 1993 Jeffrey Young
n = 4569 1380 digits 1993 Jeffrey Young
n = 5433 1640 digits
n = 8937 2694 digits
n = 10759 3243 digits
n = 11443 3449 digits
n = 13313 4012 digits
n = 13431 4047 digits
n = 22109 6660 digits
n = 24897 7499 digits
n = 30129 9074 digits
n = 40313 12140 digits Dec 1997 Chris Caldwell; Dubner Cruncher
n = 43251 13024 digits
n = 48305 14545 digits
n = 49581 14929 digits
n = 52937 15940 digits
n = 74397 22400 digits
n = 80735 24308 digits
n = 85571 25764 digits
n = 141093 42477 digits
n = 156513 47119 digits
n = 200349 60315 digits Feb 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 276605 83271 digits
n = 375271 112972 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 383579 115473 digits Apr 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 543161 163512 digits Aug 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 1325815 399114 digits Feb 2015 Ulrich Hartel; PSieve; srsieve; PrimeGrid; LLR
n = 2224099 669525 digits Feb 2025 Fangping Wen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3973
max n: 2.373.275
n = 10 7 digits
n = 32 14 digits
n = 52 20 digits
n = 60 22 digits
n = 106 36 digits
n = 110 37 digits
n = 456 141 digits
n = 708 217 digits
n = 1488 452 digits
n = 2076 629 digits
n = 2100 636 digits
n = 2146 650 digits
n = 3862 1167 digits 1993 Jeffrey Young
n = 8532 2572 digits May 1996 Patrick Demichel
n = 9300 2804 digits
n = 12000 3616 digits May 1997 Chris Caldwell; Dubner Cruncher
n = 19908 5997 digits
n = 33846 10193 digits
n = 57856 17420 digits
n = 64580 19445 digits
n = 104586 31488 digits
n = 199866 60170 digits
n = 450470 135609 digits Apr 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 841376 253284 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 2355270 709011 digits Apr 2026 Adrian Baker; PPSE; PrimeGrid
k: 3975
max n: 2.372.997
n = 1 4 digits
n = 2 5 digits
n = 4 5 digits
n = 17 9 digits
n = 34 14 digits
n = 38 16 digits
n = 40 16 digits
n = 62 23 digits
n = 94 32 digits
n = 136 45 digits
n = 242 77 digits
n = 268 85 digits
n = 337 106 digits
n = 371 116 digits
n = 376 117 digits
n = 398 124 digits
n = 508 157 digits
n = 542 167 digits
n = 571 176 digits
n = 706 217 digits
n = 731 224 digits
n = 1309 398 digits
n = 1430 435 digits
n = 1607 488 digits
n = 1931 585 digits
n = 2171 658 digits
n = 2191 664 digits
n = 2402 727 digits
n = 2834 857 digits
n = 3412 1031 digits 1993 Jeffrey Young
n = 7576 2285 digits May 1996 Patrick Demichel
n = 8335 2513 digits May 1996 Patrick Demichel
n = 12202 3677 digits
n = 16046 4834 digits
n = 16969 5112 digits
n = 17698 5332 digits
n = 33629 10127 digits
n = 39802 11986 digits
n = 44278 13333 digits
n = 146411 44078 digits
n = 165838 49926 digits
n = 196918 59282 digits
n = 340397 102474 digits Apr 2012 Andrew Orr; PPSE; PrimeGrid
n = 441289 132845 digits Dec 2012 Oleksandr Vynogradov; PPSE; PrimeGrid
n = 500545 150683 digits Apr 2009 Payam Samidoost; FermFact; LLR; OpenPFGW
n = 522004 157143 digits Dec 2006 Ian J Brown; OpenPFGW
n = 926354 278864 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1036955 312159 digits Jan 2013 Takaharu Yamamura; PSieve; srsieve; PrimeGrid; LLR
n = 1175068 353735 digits Oct 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1311256 394731 digits Jan 2015 Dennis Bischof; PSieve; srsieve; PrimeGrid; LLR
n = 1618778 487305 digits Feb 2021 Brian D. Niegocki; PSieve; srsieve; PrimeGrid; LLR
n = 1738198 523254 digits Apr 2023 PPSE; PrimeGrid
n = 1762741 530642 digits Sep 2023 Piotr Chodzinski; PPSE; PrimeGrid
n = 1932820 581841 digits Mar 2024 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2178694 655856 digits Feb 2025 David Perek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3977
max n: 2.372.670
n = 3 5 digits
n = 11 7 digits
n = 19 10 digits
n = 35 15 digits
n = 47 18 digits
n = 91 31 digits
n = 111 38 digits
n = 1251 381 digits
n = 1463 445 digits
n = 3547 1072 digits 1993 Jeffrey Young
n = 3891 1175 digits 1993 Jeffrey Young
n = 4655 1405 digits 1993 Jeffrey Young
n = 6883 2076 digits Mar 1996 Patrick Demichel
n = 9047 2728 digits
n = 9403 2835 digits
n = 14243 4292 digits
n = 21807 6569 digits
n = 25891 7798 digits
n = 77047 23198 digits
n = 396903 119484 digits Jul 2012 Valter Cavecchia; PPSE; PrimeGrid
n = 1104599 332522 digits Jun 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1302591 392123 digits Jan 2015 Stefan Wakolbinger; PSieve; srsieve; PrimeGrid; LLR
n = 1684127 506977 digits Apr 2022 Benjamin Lynch; PPSE; PrimeGrid
k: 3979
max n: 2.373.229
n = 50 19 digits
n = 1634 496 digits
n = 203318 61209 digits May 2004 Yves Minet; Proth
k: 3981
max n: 2.373.092
n = 1 4 digits
n = 3 5 digits
n = 4 5 digits
n = 7 6 digits
n = 13 8 digits
n = 16 9 digits
n = 25 12 digits
n = 43 17 digits
n = 57 21 digits
n = 61 22 digits
n = 72 26 digits
n = 109 37 digits
n = 147 48 digits
n = 157 51 digits
n = 193 62 digits
n = 261 83 digits
n = 633 195 digits
n = 756 232 digits
n = 1009 308 digits
n = 1027 313 digits
n = 1125 343 digits
n = 1921 582 digits
n = 2032 616 digits
n = 2484 752 digits
n = 3649 1103 digits 1993 Jeffrey Young
n = 3915 1183 digits 1993 Jeffrey Young
n = 4701 1419 digits 1993 Jeffrey Young
n = 5257 1587 digits
n = 5955 1797 digits
n = 8601 2593 digits May 1996 Patrick Demichel
n = 8619 2599 digits May 1996 Patrick Demichel
n = 11167 3366 digits
n = 13153 3964 digits Jan 1999 Andrew Walker; Proth
n = 15957 4808 digits
n = 20403 6146 digits
n = 20716 6240 digits
n = 21496 6475 digits
n = 27621 8319 digits
n = 27937 8414 digits
n = 37443 11276 digits Mar 1998 David Hanson; Proth
n = 38355 11550 digits
n = 52564 15827 digits
n = 57679 17367 digits Feb 1999 Tadashi Taura; Proth
n = 63255 19046 digits
n = 64029 19279 digits
n = 81924 24666 digits
n = 89932 27076 digits
n = 93235 28071 digits
n = 129301 38928 digits
n = 157087 47292 digits
n = 230389 69358 digits
n = 280053 84308 digits
n = 343776 103491 digits Apr 2012 Brian Carpenter; PPSE; PrimeGrid
n = 385653 116097 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 388699 117014 digits Jul 2012 Dirk Dhuyvetters; PPSE; PrimeGrid
n = 1476025 444332 digits Feb 2018 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1518216 457033 digits Feb 2019 Anthony Ayiomamitis; PSieve; srsieve; PrimeGrid; LLR
n = 1690044 508758 digits May 2022 PPSE; PrimeGrid
k: 3983
max n: 2.373.293
n = 389 121 digits
n = 13853 4174 digits
n = 25289 7617 digits
k: 3985
max n: 2.372.663
n = 4 5 digits
n = 14 8 digits
n = 22 11 digits
n = 48 19 digits
n = 52 20 digits
n = 64 23 digits
n = 76 27 digits
n = 96 33 digits
n = 122 41 digits
n = 130 43 digits
n = 162 53 digits
n = 172 56 digits
n = 196 63 digits
n = 252 80 digits
n = 310 97 digits
n = 440 137 digits
n = 850 260 digits
n = 892 273 digits
n = 1296 394 digits
n = 1476 448 digits
n = 2080 630 digits
n = 3434 1038 digits 1993 Jeffrey Young
n = 3552 1073 digits 1993 Jeffrey Young
n = 4220 1274 digits 1993 Jeffrey Young
n = 13058 3935 digits
n = 13312 4011 digits
n = 17010 5125 digits
n = 20728 6244 digits
n = 29172 8786 digits
n = 39508 11897 digits
n = 41850 12602 digits
n = 44222 13316 digits
n = 54424 16387 digits
n = 56754 17089 digits
n = 69580 20950 digits
n = 92674 27902 digits
n = 96956 29191 digits
n = 105048 31627 digits
n = 109480 32961 digits
n = 122018 36735 digits
n = 148730 44776 digits
n = 162050 48786 digits
n = 163948 49357 digits
n = 217150 65373 digits
n = 321804 96877 digits
n = 351168 105716 digits Apr 2012 Honza Cholt; PPSE; PrimeGrid
n = 442736 133281 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 471342 141892 digits Oct 2009 Heidi Kohne; srsieve; PrimeGrid; LLR
n = 502012 151125 digits Jun 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 571204 171954 digits Nov 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 745354 224378 digits Dec 2011 Yongchen Xu; PSieve; srsieve; PrimeGrid; LLR
n = 913694 275053 digits Jun 2012 Kenneth Dejong; PSieve; srsieve; PrimeGrid; LLR
n = 1078200 324575 digits Mar 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1118644 336749 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1819234 547648 digits Jan 2024 Willie Black; PPSE; PrimeGrid
n = 1844634 555294 digits Jan 2024 Wes Hewitt; PPSE; PrimeGrid
n = 3364776 1012903 digits May 2021 Stefan Larsson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3987
max n: 2.373.022
n = 4 5 digits
n = 19 10 digits
n = 27 12 digits
n = 36 15 digits
n = 50 19 digits
n = 54 20 digits
n = 64 23 digits
n = 80 28 digits
n = 87 30 digits
n = 107 36 digits
n = 110 37 digits
n = 156 51 digits
n = 168 55 digits
n = 183 59 digits
n = 279 88 digits
n = 306 96 digits
n = 363 113 digits
n = 414 129 digits
n = 504 156 digits
n = 535 165 digits
n = 640 197 digits
n = 703 216 digits
n = 1340 407 digits
n = 1635 496 digits
n = 1743 529 digits
n = 1840 558 digits
n = 3156 954 digits
n = 5595 1688 digits
n = 9278 2797 digits
n = 9748 2939 digits
n = 13230 3987 digits
n = 15835 4771 digits
n = 18110 5456 digits
n = 22756 6854 digits
n = 24386 7345 digits
n = 25790 7768 digits
n = 26028 7839 digits
n = 26880 8096 digits
n = 33435 10069 digits
n = 41392 12464 digits
n = 44947 13534 digits
n = 49768 14986 digits
n = 51338 15458 digits
n = 57532 17323 digits
n = 81686 24594 digits
n = 95588 28779 digits
n = 125315 37728 digits
n = 149067 44878 digits
n = 159530 48027 digits
n = 161330 48569 digits
n = 197154 59353 digits
n = 221863 66792 digits
n = 309114 93057 digits
n = 364388 109696 digits Aug 2007 John Metcalf; NewPGen; LLR
n = 367623 110670 digits Aug 2007 John Metcalf; NewPGen; LLR
n = 388070 116825 digits Aug 2007 John Metcalf; NewPGen; LLR
n = 414715 124846 digits Sep 2007 Dr. James Scott Brown; PPSE; PrimeGrid
n = 550576 165744 digits Sep 2010 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 592072 178236 digits Dec 2010 Pablo Marin; PSieve; srsieve; PrimeGrid; LLR
n = 621608 187127 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 951880 286549 digits Jul 2012 Craig Shyjak; PSieve; srsieve; PrimeGrid; LLR
n = 993330 299026 digits Sep 2012 William Donovan; PSieve; srsieve; PrimeGrid; LLR
n = 1936516 582954 digits Mar 2024 Mickaël Carlier; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1953676 588119 digits Apr 2024 Robert Huml; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2111547 635643 digits Jan 2025 Krzysztof Paniczko; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3989
max n: 2.372.712
n = 5 6 digits
n = 25 12 digits
n = 65 24 digits
n = 229 73 digits
n = 617 190 digits
n = 1897 575 digits
n = 2081 631 digits
n = 2465 746 digits
n = 20045 6038 digits
n = 23285 7014 digits
n = 26179 7885 digits
n = 31589 9513 digits
n = 37397 11262 digits
n = 44839 13502 digits
n = 55039 16572 digits
n = 72925 21957 digits
n = 78253 23561 digits
n = 121141 36471 digits
n = 126061 37952 digits
n = 267605 80561 digits
n = 1212629 365042 digits Dec 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1316593 396338 digits Feb 2015 Dennis Koslowski; PSieve; srsieve; PrimeGrid; LLR
n = 1720325 517874 digits Nov 2022 Pete Allivato; PPSE; PrimeGrid
k: 3991
max n: 2.373.428
n = 4 5 digits
n = 8 7 digits
n = 28 13 digits
n = 64 23 digits
n = 124 41 digits
n = 176 57 digits
n = 296 93 digits
n = 340 106 digits
n = 1204 367 digits
n = 2036 617 digits
n = 2220 672 digits
n = 3344 1011 digits 1993 Jeffrey Young
n = 3560 1076 digits 1993 Jeffrey Young
n = 3976 1201 digits 1993 Jeffrey Young
n = 5444 1643 digits
n = 8024 2420 digits May 1996 Patrick Demichel
n = 9236 2784 digits
n = 10424 3142 digits
n = 11568 3486 digits
n = 11940 3598 digits
n = 15620 4706 digits
n = 19108 5756 digits
n = 31348 9441 digits
n = 34568 10410 digits
n = 90200 27157 digits
n = 296116 89144 digits
n = 398104 119845 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 408580 122999 digits Sep 2012 Adrian Schori; PPSE; PrimeGrid
n = 644176 193920 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 858480 258432 digits May 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1089064 327845 digits Mar 2013 HansJürgen Bergelt; PSieve; srsieve; PrimeGrid; LLR
k: 3993
max n: 2.372.831
n = 2 5 digits
n = 8 7 digits
n = 12 8 digits
n = 48 19 digits
n = 60 22 digits
n = 98 34 digits
n = 132 44 digits
n = 165 54 digits
n = 188 61 digits
n = 216 69 digits
n = 218 70 digits
n = 417 130 digits
n = 488 151 digits
n = 585 180 digits
n = 753 231 digits
n = 1197 364 digits
n = 1317 401 digits
n = 1428 434 digits
n = 1856 563 digits
n = 2204 668 digits
n = 2280 690 digits
n = 2289 693 digits
n = 2934 887 digits
n = 3792 1146 digits 1993 Jeffrey Young
n = 5712 1724 digits
n = 6204 1872 digits
n = 6981 2106 digits Mar 1996 Patrick Demichel
n = 9105 2745 digits
n = 9882 2979 digits
n = 22689 6834 digits
n = 28152 8479 digits
n = 35334 10641 digits Feb 1999 Tadashi Taura; Proth
n = 41049 12361 digits
n = 65472 19713 digits
n = 84330 25390 digits
n = 95238 28674 digits
n = 97218 29270 digits
n = 123084 37056 digits
n = 175464 52824 digits
n = 310908 93597 digits
n = 311094 93653 digits
n = 390732 117626 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 512774 154364 digits Jun 2010 Glen Martin; PSieve; srsieve; PrimeGrid; LLR
n = 684849 206164 digits Aug 2011 Mark Wilcoxen; PSieve; srsieve; PrimeGrid; LLR
n = 734622 221147 digits Dec 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 802020 241436 digits Mar 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1032897 310937 digits Jan 2013 Piotr Szajerski; PSieve; srsieve; PrimeGrid; LLR
n = 1310696 394563 digits Jan 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1398285 420930 digits Mar 2016 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1617768 487001 digits Feb 2021 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 1699152 511500 digits Jun 2022 Teppo Tohmola; PPSE; PrimeGrid
n = 2161190 650587 digits Feb 2025 Michael Bowe; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2206116 664111 digits Feb 2025 Cédric Latge; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 3995
max n: 2.372.238
n = 7 6 digits
n = 9 7 digits
n = 19 10 digits
n = 21 10 digits
n = 51 19 digits
n = 87 30 digits
n = 991 302 digits
n = 1947 590 digits
n = 2971 898 digits
n = 4107 1240 digits 1993 Jeffrey Young
n = 7515 2266 digits May 1996 Patrick Demichel
n = 15627 4708 digits
n = 31015 9341 digits
n = 44055 13266 digits
n = 51019 15362 digits
n = 67599 20353 digits
n = 81691 24596 digits
n = 99171 29858 digits
n = 252459 76002 digits
n = 420357 126544 digits Oct 2012 Ronny Willig; PPSE; PrimeGrid
n = 476599 143475 digits Oct 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 572479 172337 digits Nov 2010 Nils Ohlsson; PSieve; srsieve; PrimeGrid; LLR
n = 813891 245010 digits Mar 2012 Mark Fuest; PSieve; srsieve; PrimeGrid; LLR
n = 1072077 322731 digits Mar 2013 Leon Bird; PSieve; srsieve; PrimeGrid; LLR
n = 1480657 445726 digits Feb 2018 Lukas Hron; PSieve; srsieve; PrimeGrid; LLR
n = 1543759 464722 digits Aug 2019 Pavel Novikov; PSieve; srsieve; PrimeGrid; LLR
k: 3997
max n: 2.373.021
n = 12 8 digits
n = 16 9 digits
n = 20 10 digits
n = 28 13 digits
n = 40 16 digits
n = 50 19 digits
n = 136 45 digits
n = 166 54 digits
n = 348 109 digits
n = 356 111 digits
n = 380 118 digits
n = 508 157 digits
n = 696 214 digits
n = 718 220 digits
n = 726 223 digits
n = 832 255 digits
n = 1766 536 digits
n = 1902 577 digits
n = 2110 639 digits
n = 3106 939 digits
n = 6466 1951 digits
n = 7780 2346 digits May 1996 Patrick Demichel
n = 18492 5571 digits
n = 19210 5787 digits
n = 19360 5832 digits
n = 20972 6317 digits
n = 22328 6725 digits
n = 26310 7924 digits
n = 27742 8355 digits
n = 53056 15976 digits
n = 54516 16415 digits
n = 74928 22560 digits
n = 105582 31787 digits
n = 133410 40165 digits
n = 171680 51685 digits
n = 235046 70760 digits
n = 305760 92047 digits
n = 1191746 358755 digits Oct 2013 David Knestrick; PSieve; srsieve; PrimeGrid; LLR
n = 1238180 372733 digits Jan 2014 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1823760 549011 digits Jan 2024 Kai Presler; PPSE; PrimeGrid
k: 3999
max n: 2.373.029
n = 7 6 digits
n = 21 10 digits
n = 31 13 digits
n = 38 16 digits
n = 53 20 digits
n = 57 21 digits
n = 67 24 digits
n = 105 36 digits
n = 165 54 digits
n = 233 74 digits
n = 251 80 digits
n = 261 83 digits
n = 323 101 digits
n = 350 109 digits
n = 385 120 digits
n = 453 140 digits
n = 623 192 digits
n = 897 274 digits
n = 953 291 digits
n = 989 302 digits
n = 1739 528 digits
n = 3357 1015 digits 1993 Jeffrey Young
n = 4625 1396 digits 1993 Jeffrey Young
n = 5337 1611 digits
n = 5665 1709 digits
n = 9182 2768 digits
n = 11753 3542 digits
n = 14087 4245 digits
n = 15781 4755 digits
n = 16509 4974 digits
n = 17422 5249 digits
n = 30953 9322 digits
n = 31293 9424 digits
n = 35431 10670 digits
n = 35829 10790 digits
n = 65501 19722 digits Mar 2001 Dr. James McElhatton; Proth
n = 113965 34311 digits
n = 120174 36180 digits
n = 133014 40045 digits
n = 140525 42306 digits
n = 267889 80647 digits
n = 533923 160731 digits Jul 2010 Holger Czirpka; PSieve; srsieve; PrimeGrid; LLR
n = 679257 204481 digits Aug 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1005011 302543 digits Sep 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1784457 537179 digits Dec 2023 Enrico Linder; PPSE; PrimeGrid