Known Proth primes ; 8000 < k < 9000
Expression: k * 2^n + 1
k: 8001
max n: 2.372.884
n = 5 6 digits
n = 9 7 digits
n = 15 9 digits
n = 16 9 digits
n = 17 10 digits
n = 19 10 digits
n = 21 11 digits
n = 24 12 digits
n = 28 13 digits
n = 35 15 digits
n = 39 16 digits
n = 48 19 digits
n = 55 21 digits
n = 68 25 digits
n = 84 30 digits
n = 95 33 digits
n = 96 33 digits
n = 111 38 digits
n = 125 42 digits
n = 128 43 digits
n = 189 61 digits
n = 268 85 digits
n = 340 107 digits
n = 460 143 digits
n = 687 211 digits
n = 755 232 digits
n = 785 241 digits
n = 792 243 digits
n = 1652 502 digits
n = 1832 556 digits
n = 2427 735 digits
n = 2525 765 digits
n = 2716 822 digits
n = 3009 910 digits
n = 3084 933 digits
n = 4317 1304 digits 1993 Jeffrey Young
n = 5957 1798 digits
n = 6651 2007 digits Mar 1996 Patrick Demichel
n = 15640 4713 digits
n = 16961 5110 digits
n = 17195 5181 digits
n = 17931 5402 digits
n = 20928 6304 digits
n = 24321 7326 digits
n = 30911 9310 digits
n = 33969 10230 digits
n = 34395 10358 digits
n = 47392 14271 digits
n = 49996 15055 digits
n = 50391 15174 digits
n = 67779 20408 digits
n = 81859 24646 digits
n = 84309 25384 digits
n = 86959 26182 digits
n = 91939 27681 digits
n = 117924 35503 digits
n = 119352 35933 digits
n = 183069 55114 digits
n = 184647 55589 digits
n = 249825 75209 digits
n = 269908 81255 digits
n = 296272 89191 digits
n = 415607 125115 digits Oct 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 583956 175793 digits Nov 2010 Wes Cure; PSieve; srsieve; PrimeGrid; LLR
n = 967392 291218 digits Aug 2012 Michael Millerick; PSieve; srsieve; PrimeGrid; LLR
n = 1117371 336367 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1489888 448505 digits Apr 2018 Matt Jurach; PSieve; srsieve; PrimeGrid; LLR
n = 1645629 495388 digits Oct 2021 Alexey Simbarsky; PSieve; srsieve; PrimeGrid; LLR
n = 1657605 498993 digits Feb 2022 Patrick Schöfer; PSieve; srsieve; PrimeGrid; LLR
n = 2047437 616344 digits Jan 2025 Greg Miller; PPSE; PrimeGrid
n = 2092824 630007 digits Jan 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2352516 708182 digits Mar 2026 Adrian Baker; PPSE; PrimeGrid
k: 8003
max n: 2.372.324
n = 1 5 digits
n = 9 7 digits
n = 49 19 digits
n = 125 42 digits
n = 173 56 digits
n = 273 87 digits
n = 485 150 digits
n = 701 215 digits
n = 1629 495 digits
n = 1797 545 digits
n = 2789 844 digits
n = 3161 956 digits
n = 5393 1628 digits
n = 6049 1825 digits
n = 8805 2655 digits
n = 9161 2762 digits
n = 34597 10419 digits
n = 73605 22162 digits
n = 88029 26504 digits
n = 168141 50620 digits
n = 181741 54714 digits
n = 245973 74050 digits
k: 8005
max n: 2.372.843
n = 6 6 digits
n = 16 9 digits
n = 26 12 digits
n = 34 15 digits
n = 46 18 digits
n = 88 31 digits
n = 90 31 digits
n = 114 39 digits
n = 184 60 digits
n = 318 100 digits
n = 494 153 digits
n = 706 217 digits
n = 1034 316 digits
n = 3814 1153 digits 1993 Jeffrey Young
n = 3948 1193 digits 1993 Jeffrey Young
n = 6300 1901 digits
n = 6578 1985 digits
n = 14428 4348 digits
n = 19396 5843 digits
n = 70828 21326 digits
n = 81424 24515 digits
n = 107090 32242 digits
n = 135950 40929 digits
n = 152164 45810 digits
n = 178380 53702 digits
n = 292178 87959 digits
n = 506778 152560 digits May 2010 Jeff Thornton; PSieve; srsieve; PrimeGrid; LLR
n = 563848 169740 digits Oct 2010 Lammert van der Veen; PSieve; srsieve; PrimeGrid; LLR
n = 891986 268519 digits Jun 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 975616 293694 digits Aug 2012 Ray Miller; PSieve; srsieve; PrimeGrid; LLR
n = 1176814 354261 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1362780 410242 digits Oct 2015 Simon Rawles; PSieve; srsieve; PrimeGrid; LLR
n = 1523824 458721 digits Feb 2019 Brendon Gory; PSieve; srsieve; PrimeGrid; LLR
n = 1602254 482331 digits Sep 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1795350 540459 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 2226758 670325 digits Feb 2025 Joerg Steinmetz; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8007
max n: 2.372.361
n = 2 5 digits
n = 4 6 digits
n = 11 8 digits
n = 19 10 digits
n = 46 18 digits
n = 55 21 digits
n = 58 22 digits
n = 103 35 digits
n = 112 38 digits
n = 115 39 digits
n = 178 58 digits
n = 187 61 digits
n = 196 63 digits
n = 212 68 digits
n = 238 76 digits
n = 278 88 digits
n = 383 120 digits
n = 499 155 digits
n = 644 198 digits
n = 695 214 digits
n = 788 242 digits
n = 824 252 digits
n = 922 282 digits
n = 968 296 digits
n = 1063 324 digits
n = 1127 344 digits
n = 1304 397 digits
n = 1328 404 digits
n = 1502 457 digits
n = 1759 534 digits
n = 1814 550 digits
n = 1954 593 digits
n = 1976 599 digits
n = 2074 629 digits
n = 2395 725 digits
n = 3388 1024 digits 1993 Jeffrey Young
n = 3764 1137 digits 1993 Jeffrey Young
n = 4571 1380 digits 1993 Jeffrey Young
n = 5936 1791 digits
n = 6068 1831 digits
n = 6962 2100 digits
n = 7195 2170 digits
n = 7543 2275 digits
n = 8179 2467 digits May 1996 Patrick Demichel
n = 8386 2529 digits
n = 16759 5049 digits
n = 18338 5525 digits
n = 22423 6754 digits
n = 30115 9070 digits
n = 36259 10919 digits
n = 36787 11078 digits
n = 40582 12221 digits
n = 46382 13967 digits
n = 49058 14772 digits
n = 70531 21236 digits
n = 79027 23794 digits
n = 86458 26031 digits
n = 110236 33189 digits
n = 167902 50548 digits
n = 191375 57614 digits
n = 231055 69559 digits
n = 391954 117994 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 524803 157986 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 583579 175679 digits Nov 2010 John Paul Kruszewski; PSieve; srsieve; PrimeGrid; LLR
n = 643267 193647 digits Feb 2011 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 709678 213639 digits Sep 2011 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 760715 229002 digits Feb 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1163044 350116 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1184518 356580 digits Oct 2013 Ian M Gunn; PSieve; srsieve; PrimeGrid; LLR
n = 1361908 409980 digits Oct 2015 Uwe Senftleben; PSieve; srsieve; PrimeGrid; LLR
n = 1659718 499629 digits Feb 2022 Kenneth J. Brazier; PSieve; srsieve; PrimeGrid; LLR
n = 1756763 528843 digits Aug 2023 Kevin Wyn; PPSE; PrimeGrid
n = 2053219 618085 digits Jan 2025 LeRoy Blanchard; PPSE; PrimeGrid
k: 8009
max n: 2.373.336
n = 7 7 digits
n = 13 8 digits
n = 31 14 digits
n = 53 20 digits
n = 221 71 digits
n = 277 88 digits
n = 399 125 digits
n = 637 196 digits
n = 823 252 digits
n = 5289 1597 digits
n = 5367 1620 digits
n = 5689 1717 digits
n = 8093 2441 digits
n = 29121 8771 digits
n = 68493 20623 digits
n = 74439 22413 digits
n = 148429 44686 digits
n = 160423 48297 digits
n = 345551 104026 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 371719 111903 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 814629 245232 digits Mar 2012 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 830911 250134 digits Apr 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1777657 535132 digits Nov 2023 Markus Straub; PPSE; PrimeGrid
k: 8011
max n: 2.372.711
n = 8 7 digits
n = 32 14 digits
n = 60 22 digits
n = 68 25 digits
n = 632 195 digits
n = 720 221 digits
n = 824 252 digits
n = 3140 950 digits
n = 5732 1730 digits
n = 7584 2287 digits
n = 8156 2460 digits
n = 9428 2843 digits
n = 18200 5483 digits
n = 26144 7875 digits
n = 126860 38193 digits
n = 274700 82697 digits
n = 284912 85771 digits
n = 388148 116849 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 703904 211901 digits Sep 2011 Lucas Brandstaetter; PSieve; srsieve; PrimeGrid; LLR
n = 1743956 524987 digits May 2023 Ryan Propper; PPSE; PrimeGrid
n = 1804256 543140 digits Jan 2024 Gregory Adams; PPSE; PrimeGrid
n = 1813256 545849 digits Jan 2024 Peter Hundhausen; PPSE; PrimeGrid
n = 2323568 699468 digits Nov 2025 Adrian Baker; PPSE; PrimeGrid
k: 8013
max n: 2.373.252
n = 10 7 digits
n = 22 11 digits
n = 25 12 digits
n = 72 26 digits
n = 90 31 digits
n = 108 37 digits
n = 210 68 digits
n = 330 104 digits
n = 382 119 digits
n = 1120 342 digits
n = 1410 429 digits
n = 2004 608 digits
n = 2410 730 digits
n = 2878 871 digits
n = 7224 2179 digits
n = 11370 3427 digits
n = 11844 3570 digits
n = 13350 4023 digits
n = 14845 4473 digits
n = 25840 7783 digits
n = 41580 12521 digits Jun 1999 Tadashi Taura; Proth
n = 58932 17745 digits
n = 59125 17803 digits
n = 96948 29189 digits
n = 147724 44474 digits
n = 154884 46629 digits
n = 235324 70844 digits
n = 268098 80710 digits
n = 369133 111125 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 440670 132659 digits Dec 2012 Oleksandr Vynogradov; PPSE; PrimeGrid
n = 1804410 543186 digits Jan 2024 Vaughan Davies; PPSE; PrimeGrid
k: 8015
max n: 2.372.738
n = 11 8 digits
n = 13 8 digits
n = 15 9 digits
n = 51 20 digits
n = 63 23 digits
n = 69 25 digits
n = 87 31 digits
n = 93 32 digits
n = 143 47 digits
n = 191 62 digits
n = 229 73 digits
n = 483 150 digits
n = 875 268 digits
n = 1485 451 digits
n = 1835 557 digits
n = 2197 666 digits
n = 4125 1246 digits 1993 Jeffrey Young
n = 8685 2619 digits
n = 9443 2847 digits
n = 13749 4143 digits
n = 24029 7238 digits
n = 38893 11712 digits
n = 41565 12517 digits
n = 116099 34954 digits
n = 200835 60462 digits Jul 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 250677 75466 digits
n = 318375 95845 digits
n = 666411 200614 digits Apr 2011 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 1626491 489627 digits Feb 2021 Andrew Dunchouk; PSieve; srsieve; PrimeGrid; LLR
n = 3339267 1005224 digits Nov 2020 James Early; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8017
max n: 2.372.689
n = 2 5 digits
n = 4 6 digits
n = 14 9 digits
n = 42 17 digits
n = 60 22 digits
n = 66 24 digits
n = 74 27 digits
n = 100 35 digits
n = 148 49 digits
n = 160 53 digits
n = 194 63 digits
n = 240 77 digits
n = 314 99 digits
n = 464 144 digits
n = 1164 355 digits
n = 1408 428 digits
n = 2156 653 digits
n = 5066 1529 digits
n = 12234 3687 digits
n = 18124 5460 digits
n = 18570 5595 digits
n = 21336 6427 digits
n = 29560 8903 digits
n = 50606 15238 digits
n = 76872 23145 digits
n = 85190 25649 digits
n = 102810 30953 digits
n = 134696 40552 digits
n = 138668 41748 digits
n = 194676 58608 digits
n = 229684 69146 digits
n = 240720 72468 digits
n = 330448 99479 digits
n = 465544 140147 digits Jun 2009 Steven Harvey; srsieve; PrimeGrid; LLR
n = 1958144 589464 digits May 2024 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2058278 619608 digits Jan 2025 Riley Fisher; PPSE; PrimeGrid
k: 8019
max n: 2.372.852
n = 2 5 digits
n = 3 5 digits
n = 5 6 digits
n = 10 7 digits
n = 14 9 digits
n = 18 10 digits
n = 21 11 digits
n = 34 15 digits
n = 66 24 digits
n = 69 25 digits
n = 93 32 digits
n = 98 34 digits
n = 106 36 digits
n = 146 48 digits
n = 301 95 digits
n = 471 146 digits
n = 511 158 digits
n = 633 195 digits
n = 706 217 digits
n = 1129 344 digits
n = 1183 361 digits
n = 2282 691 digits
n = 4153 1255 digits 1993 Jeffrey Young
n = 4877 1473 digits 1993 Jeffrey Young
n = 5093 1538 digits
n = 7801 2353 digits
n = 8945 2697 digits
n = 8949 2698 digits
n = 11413 3440 digits
n = 13037 3929 digits
n = 22010 6630 digits
n = 24894 7498 digits
n = 50449 15191 digits
n = 59170 17816 digits
n = 64227 19339 digits
n = 64481 19415 digits
n = 65190 19629 digits
n = 73934 22261 digits
n = 89137 26837 digits
n = 141715 42665 digits
n = 292270 87986 digits
n = 341574 102828 digits Apr 2012 Ulrich Fries; PPSE; PrimeGrid
n = 366578 110355 digits May 2012 PPSE; PrimeGrid
n = 454611 136856 digits May 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 457363 137684 digits Jun 2009 Alan J Hidy; srsieve; PrimeGrid; LLR
n = 462403 139202 digits Jul 2009 Rodger M. Ewing; srsieve; PrimeGrid; LLR
n = 504634 151914 digits May 2010 Anonymous; PSieve; srsieve; PrimeGrid; LLR
n = 582378 175318 digits Nov 2010 Trevor Rock; PSieve; srsieve; PrimeGrid; LLR
n = 1048289 315571 digits Feb 2013 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1181455 355658 digits Oct 2013 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1199942 361223 digits Nov 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1817049 546991 digits Jan 2024 Jiri Jaros; PPSE; PrimeGrid
k: 8021
max n: 2.373.102
n = 119 40 digits
n = 193 63 digits
n = 221 71 digits
n = 499 155 digits
n = 529 164 digits
n = 929 284 digits
n = 1769 537 digits
n = 2909 880 digits
n = 2975 900 digits
n = 26639 8024 digits
n = 42323 12745 digits
n = 50351 15162 digits
n = 198779 59843 digits
n = 200965 60501 digits Aug 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 281335 84695 digits
n = 318085 95758 digits
n = 349199 105124 digits Apr 2012 David Yost; PPSE; PrimeGrid
k: 8023
max n: 2.373.139
n = 6 6 digits
n = 14 9 digits
n = 52 20 digits
n = 70 25 digits
n = 124 42 digits
n = 358 112 digits
n = 426 133 digits
n = 444 138 digits
n = 446 139 digits
n = 498 154 digits
n = 982 300 digits
n = 1116 340 digits
n = 1162 354 digits
n = 1310 399 digits
n = 1766 536 digits
n = 1814 550 digits
n = 2166 656 digits
n = 2350 712 digits
n = 2628 796 digits
n = 3202 968 digits
n = 4330 1308 digits 1993 Jeffrey Young
n = 4468 1349 digits 1993 Jeffrey Young
n = 4868 1470 digits 1993 Jeffrey Young
n = 5334 1610 digits
n = 13364 4027 digits
n = 18788 5660 digits
n = 24332 7329 digits
n = 35812 10785 digits
n = 40746 12270 digits
n = 45116 13586 digits
n = 45778 13785 digits
n = 55398 16681 digits
n = 109564 32986 digits
n = 139428 41976 digits
n = 141662 42649 digits
n = 187148 56342 digits
n = 210052 63236 digits
n = 301582 90790 digits
n = 431290 129836 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 433186 130406 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 484862 145962 digits Jan 2010 Ward De Ridder; PSieve; srsieve; PrimeGrid; LLR
n = 728222 219221 digits Feb 2012 Young Jae Park; PSieve; srsieve; PrimeGrid; LLR
n = 752074 226401 digits Feb 2012 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 911126 274281 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1045542 314744 digits Feb 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1903302 572955 digits Feb 2024 Adrian Schori; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3369228 1014243 digits Jun 2021 Sean Hsu; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8025
max n: 2.372.876
n = 5 6 digits
n = 9 7 digits
n = 95 33 digits
n = 257 82 digits
n = 555 171 digits
n = 770 236 digits
n = 2282 691 digits
n = 4382 1324 digits 1993 Jeffrey Young
n = 4731 1429 digits 1993 Jeffrey Young
n = 7139 2153 digits
n = 13349 4023 digits
n = 23217 6993 digits
n = 28625 8621 digits
n = 33279 10022 digits
n = 48471 14596 digits
n = 52464 15798 digits
n = 71310 21471 digits
n = 74730 22500 digits
n = 82800 24930 digits
n = 108560 32684 digits
n = 221355 66639 digits
n = 226811 68281 digits
n = 1469759 442446 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1814549 546238 digits Jan 2024 Louis Meuler; PPSE; PrimeGrid
n = 2034414 612424 digits Dec 2024 LeRoy Blanchard; PPSE; PrimeGrid
k: 8027
max n: 2.372.666
n = 3 5 digits
n = 43 17 digits
n = 67 25 digits
n = 75 27 digits
n = 87 31 digits
n = 115 39 digits
n = 243 78 digits
n = 315 99 digits
n = 723 222 digits
n = 855 262 digits
n = 8851 2669 digits
n = 12607 3799 digits
n = 22075 6650 digits
n = 63255 19046 digits
n = 174135 52424 digits
n = 265603 79959 digits
n = 308211 92785 digits
n = 524047 157758 digits Jul 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 546315 164462 digits Sep 2010 Steven Harvey; PSieve; srsieve; PrimeGrid; LLR
n = 645207 194231 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
k: 8029
max n: 2.373.422
n = 2 5 digits
n = 14 9 digits
n = 42 17 digits
n = 94 33 digits
n = 354 111 digits
n = 454 141 digits
n = 562 174 digits
n = 662 204 digits
n = 1826 554 digits
n = 2598 786 digits
n = 5442 1643 digits
n = 11914 3591 digits
n = 16302 4912 digits
n = 68518 20630 digits
n = 80054 24103 digits
n = 83962 25279 digits
n = 97318 29300 digits
n = 161566 48641 digits
n = 202094 60841 digits
n = 270314 81377 digits
n = 767762 231124 digits Feb 2012 James P. Burt; PSieve; srsieve; PrimeGrid; LLR
n = 806158 242682 digits Mar 2012 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 1584718 477052 digits Aug 2020 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
k: 8031
max n: 2.372.526
n = 1 5 digits
n = 7 7 digits
n = 12 8 digits
n = 28 13 digits
n = 63 23 digits
n = 81 29 digits
n = 108 37 digits
n = 137 46 digits
n = 432 134 digits
n = 439 137 digits
n = 504 156 digits
n = 541 167 digits
n = 579 179 digits
n = 679 209 digits
n = 883 270 digits
n = 1152 351 digits
n = 1741 528 digits
n = 1936 587 digits
n = 2241 679 digits
n = 2543 770 digits
n = 2641 799 digits
n = 2651 802 digits
n = 3168 958 digits
n = 4039 1220 digits 1993 Jeffrey Young
n = 5712 1724 digits
n = 5848 1765 digits
n = 6892 2079 digits
n = 7020 2118 digits Mar 1996 Patrick Demichel
n = 8208 2475 digits May 1996 Patrick Demichel
n = 8649 2608 digits
n = 11157 3363 digits
n = 21360 6434 digits
n = 23004 6929 digits
n = 36088 10868 digits
n = 41604 12528 digits
n = 42456 12785 digits
n = 57201 17224 digits
n = 89817 27042 digits
n = 103989 31308 digits
n = 151487 45607 digits
n = 200304 60302 digits Sep 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 308616 92907 digits
n = 333727 100466 digits Apr 2012 Stefan Larsson; PPSE; PrimeGrid
n = 796588 239801 digits Mar 2012 Kenneth Dejong; PSieve; srsieve; PrimeGrid; LLR
n = 1036847 312126 digits Jan 2013 Serge Batalov; PSieve; srsieve; PrimeGrid; LLR
n = 1292364 389045 digits Sep 2014 Abel Hernandez; PSieve; srsieve; PrimeGrid; LLR
n = 2236957 673396 digits Feb 2025 Lukas Sandhop; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8033
max n: 2.373.393
n = 1 5 digits
n = 1169 356 digits
n = 109945 33101 digits
n = 811361 244248 digits Mar 2012 Andrei Ryjkov; PSieve; srsieve; PrimeGrid; LLR
k: 8035
max n: 2.372.601
n = 2 5 digits
n = 8 7 digits
n = 14 9 digits
n = 28 13 digits
n = 34 15 digits
n = 58 22 digits
n = 74 27 digits
n = 88 31 digits
n = 308 97 digits
n = 548 169 digits
n = 1190 363 digits
n = 1364 415 digits
n = 1888 573 digits
n = 2944 891 digits
n = 3022 914 digits
n = 4678 1413 digits 1993 Jeffrey Young
n = 5134 1550 digits
n = 8186 2469 digits May 1996 Patrick Demichel
n = 8290 2500 digits
n = 11930 3596 digits
n = 20854 6282 digits
n = 21010 6329 digits
n = 35914 10816 digits
n = 63416 19095 digits
n = 84356 25398 digits
n = 181348 54596 digits
n = 313246 94301 digits
n = 419096 126165 digits Oct 2012 Honza Cholt; PPSE; PrimeGrid
n = 535352 161161 digits Jul 2010 Marco Sublet; PSieve; srsieve; PrimeGrid; LLR
n = 664864 200148 digits Apr 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1621894 488243 digits Feb 2021 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 1812976 545765 digits Jan 2024 Brian D. Niegocki; PPSE; PrimeGrid
n = 1865722 561643 digits Feb 2024 Takeshi Nakamura; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8037
max n: 2.372.830
n = 7 7 digits
n = 16 9 digits
n = 19 10 digits
n = 20 10 digits
n = 23 11 digits
n = 34 15 digits
n = 36 15 digits
n = 56 21 digits
n = 60 22 digits
n = 71 26 digits
n = 76 27 digits
n = 164 54 digits
n = 172 56 digits
n = 239 76 digits
n = 256 81 digits
n = 282 89 digits
n = 615 190 digits
n = 882 270 digits
n = 1344 409 digits
n = 1756 533 digits
n = 2092 634 digits
n = 2276 690 digits
n = 4616 1394 digits 1993 Jeffrey Young
n = 5956 1797 digits
n = 7192 2169 digits
n = 8939 2695 digits
n = 9260 2792 digits
n = 16487 4967 digits
n = 20395 6144 digits
n = 25556 7698 digits
n = 26554 7998 digits
n = 30106 9067 digits
n = 57612 17347 digits
n = 74491 22428 digits
n = 127612 38419 digits
n = 157427 47395 digits
n = 163800 49313 digits
n = 196626 59195 digits
n = 207066 62337 digits
n = 370636 111577 digits May 2012 Adrian Schori; PPSE; PrimeGrid
n = 552476 166316 digits Sep 2010 Patrick Leitch; PSieve; srsieve; PrimeGrid; LLR
n = 857404 258109 digits May 2012 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 1458463 439046 digits Oct 2017 Stefan Ruch; PSieve; srsieve; PrimeGrid; LLR
n = 2216935 667368 digits Feb 2025 Adrian Schori; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3443920 1036728 digits Jan 2023 Robert L. Clark; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8039
max n: 2.373.256
n = 5 6 digits
n = 35 15 digits
n = 51 20 digits
n = 2843 860 digits
n = 6723 2028 digits
n = 84257 25368 digits
n = 343505 103410 digits Apr 2012 Gary Harris; PPSE; PrimeGrid
n = 454217 136737 digits May 2009 Eric Potter; srsieve; PrimeGrid; LLR
n = 869411 261723 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1830435 551020 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
k: 8041
max n: 2.372.987
n = 4 6 digits
n = 172 56 digits
n = 844 258 digits
n = 940 287 digits
n = 3304 999 digits
n = 3532 1068 digits 1993 Jeffrey Young
n = 3868 1169 digits 1993 Jeffrey Young
n = 4840 1461 digits 1993 Jeffrey Young
n = 7692 2320 digits
n = 10536 3176 digits
n = 62524 18826 digits
n = 64800 19511 digits
n = 124744 37556 digits
n = 160128 48208 digits
n = 184656 55591 digits
n = 296628 89298 digits
n = 307624 92608 digits
n = 384264 115679 digits Jun 2012 Michael Millerick; PPSE; PrimeGrid
n = 1102044 331753 digits Jul 2013 Ben F. Nelson; PSieve; srsieve; PrimeGrid; LLR
n = 1861732 560442 digits Feb 2024 Predrag Kurtovic; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8043
max n: 2.372.691
n = 1 5 digits
n = 2 5 digits
n = 8 7 digits
n = 17 10 digits
n = 38 16 digits
n = 65 24 digits
n = 73 26 digits
n = 78 28 digits
n = 86 30 digits
n = 97 34 digits
n = 125 42 digits
n = 153 50 digits
n = 162 53 digits
n = 182 59 digits
n = 198 64 digits
n = 206 66 digits
n = 208 67 digits
n = 245 78 digits
n = 277 88 digits
n = 278 88 digits
n = 437 136 digits
n = 480 149 digits
n = 498 154 digits
n = 612 189 digits
n = 620 191 digits
n = 641 197 digits
n = 796 244 digits
n = 936 286 digits
n = 1442 438 digits
n = 1513 460 digits
n = 1746 530 digits
n = 1936 587 digits
n = 3018 913 digits
n = 3060 926 digits
n = 3089 934 digits
n = 3326 1006 digits 1993 Jeffrey Young
n = 4172 1260 digits 1993 Jeffrey Young
n = 4566 1379 digits 1993 Jeffrey Young
n = 4716 1424 digits 1993 Jeffrey Young
n = 5780 1744 digits
n = 6556 1978 digits
n = 7070 2133 digits
n = 7080 2136 digits
n = 9377 2827 digits
n = 10070 3036 digits
n = 12896 3886 digits
n = 13420 4044 digits
n = 17256 5199 digits
n = 19542 5887 digits
n = 30180 9089 digits
n = 37588 11320 digits
n = 37985 11439 digits
n = 38661 11643 digits
n = 95840 28855 digits
n = 97561 29373 digits
n = 102488 30856 digits
n = 115760 34852 digits
n = 142389 42868 digits
n = 176430 53115 digits
n = 215402 64847 digits
n = 238805 71892 digits
n = 257941 77652 digits
n = 355933 107151 digits May 2012 PPSE; PrimeGrid
n = 763805 229933 digits Feb 2012 Predrag Kurtovic; srsieve; PrimeGrid; LLR
n = 912409 274667 digits Jun 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 923761 278084 digits Jun 2012 Mike Almond; PSieve; srsieve; PrimeGrid; LLR
n = 1411466 424898 digits Aug 2016 Anonymous; PSieve; srsieve; PrimeGrid; LLR
n = 1416950 426549 digits Aug 2016 Jonathan Champ; PSieve; srsieve; PrimeGrid; LLR
n = 1417257 426641 digits Aug 2016 Michael H.W. Weber; PSieve; srsieve; PrimeGrid; LLR
n = 2013356 606085 digits Nov 2024 Gregory Bennett; PPSE; PrimeGrid
n = 2068261 622613 digits Jan 2025 David Bestor; PPSE; PrimeGrid
n = 2225872 670059 digits Feb 2025 Richard E. Jones Jr.; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2258370 679842 digits Mar 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2323352 699403 digits Nov 2025 Benjamin Glasgow; PPSE; PrimeGrid
k: 8045
max n: 2.373.386
n = 1 5 digits
n = 21 11 digits
n = 27 13 digits
n = 37 16 digits
n = 79 28 digits
n = 129 43 digits
n = 161 53 digits
n = 449 140 digits
n = 609 188 digits
n = 745 229 digits
n = 1047 320 digits
n = 1457 443 digits
n = 2909 880 digits
n = 16065 4840 digits
n = 28449 8568 digits
n = 32621 9824 digits
n = 41525 12505 digits
n = 52611 15842 digits
n = 54169 16311 digits
n = 77529 23343 digits
n = 95701 28813 digits
n = 219285 66016 digits
n = 277265 83469 digits
n = 332839 100199 digits Apr 2012 Jörg Meili; PPSE; PrimeGrid
n = 345927 104139 digits Apr 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 370377 111499 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 666999 200791 digits Apr 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 716381 215657 digits Nov 2011 Ardo van Rangelrooij; PSieve; srsieve; PrimeGrid; LLR
n = 802949 241716 digits Mar 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 851725 256399 digits May 2012 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 953347 286990 digits Jul 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 956945 288074 digits Aug 2012 Kouhei Ohyanagi; PSieve; srsieve; PrimeGrid; LLR
n = 1076077 323936 digits May 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1283157 386273 digits Jul 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
k: 8047
max n: 2.373.380
n = 2 5 digits
n = 12 8 digits
n = 24 12 digits
n = 40 16 digits
n = 84 30 digits
n = 148 49 digits
n = 200 65 digits
n = 390 122 digits
n = 444 138 digits
n = 600 185 digits
n = 1248 380 digits
n = 1280 390 digits
n = 1790 543 digits
n = 2470 748 digits
n = 3284 993 digits
n = 4880 1473 digits 1993 Jeffrey Young
n = 10320 3111 digits
n = 11682 3521 digits
n = 44910 13524 digits
n = 65204 19633 digits
n = 78734 23706 digits
n = 145762 43883 digits
n = 164784 49609 digits
n = 175824 52933 digits
n = 230394 69360 digits
n = 263292 79263 digits
n = 474302 142784 digits Oct 2009 Robert Birnie; srsieve; PrimeGrid; LLR
n = 573498 172645 digits Nov 2010 Dario Canossi; PSieve; srsieve; PrimeGrid; LLR
n = 617412 185864 digits Jan 2011 Sergio López Briñas Pérez Vico; PSieve; srsieve; PrimeGrid; LLR
n = 729668 219656 digits Feb 2012 Kenneth J. Brazier; PSieve; srsieve; PrimeGrid; LLR
n = 944698 284387 digits Jul 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1215234 365826 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 8049
max n: 2.373.217
n = 26 12 digits
n = 34 15 digits
n = 43 17 digits
n = 85 30 digits
n = 91 32 digits
n = 274 87 digits
n = 371 116 digits
n = 391 122 digits
n = 754 231 digits
n = 1043 318 digits
n = 1099 335 digits
n = 2455 743 digits
n = 3074 930 digits
n = 6923 2088 digits
n = 7031 2121 digits
n = 11755 3543 digits
n = 14110 4252 digits
n = 24775 7462 digits
n = 27587 8309 digits
n = 40690 12253 digits
n = 60011 18070 digits
n = 98275 29588 digits
n = 105691 31821 digits
n = 143791 43290 digits
n = 145858 43912 digits
n = 306541 92282 digits
n = 425749 128168 digits Nov 2012 Michael Millerick; PPSE; PrimeGrid
n = 581534 175064 digits Nov 2010 Paolo Rossi; PSieve; srsieve; PrimeGrid; LLR
n = 1166290 351093 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1175125 353752 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1216331 366157 digits Feb 2014 Josef Matousek; PSieve; srsieve; PrimeGrid; LLR
n = 1218758 366887 digits Feb 2014 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 1338871 403045 digits Jun 2015 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
k: 8051
max n: 2.372.596
n = 1 5 digits
n = 7 7 digits
n = 17 10 digits
n = 21 11 digits
n = 35 15 digits
n = 39 16 digits
n = 49 19 digits
n = 51 20 digits
n = 67 25 digits
n = 71 26 digits
n = 127 43 digits
n = 151 50 digits
n = 157 52 digits
n = 181 59 digits
n = 291 92 digits
n = 293 93 digits
n = 427 133 digits
n = 1185 361 digits
n = 1855 563 digits
n = 3465 1047 digits 1993 Jeffrey Young
n = 4079 1232 digits 1993 Jeffrey Young
n = 4139 1250 digits 1993 Jeffrey Young
n = 5731 1730 digits
n = 6063 1830 digits
n = 8177 2466 digits May 1996 Patrick Demichel
n = 10569 3186 digits
n = 15015 4524 digits
n = 17911 5396 digits
n = 31339 9438 digits
n = 35337 10642 digits
n = 38557 11611 digits
n = 68507 20627 digits
n = 73311 22073 digits
n = 76503 23034 digits
n = 79137 23827 digits
n = 86755 26120 digits
n = 96581 29078 digits
n = 101943 30692 digits
n = 105407 31735 digits
n = 135449 40779 digits
n = 143295 43140 digits
n = 144441 43485 digits
n = 145167 43704 digits
n = 181233 54561 digits
n = 232967 70134 digits
n = 318153 95778 digits
n = 322515 97091 digits
n = 346933 104442 digits Apr 2012 Brian Carpenter; PPSE; PrimeGrid
n = 400283 120502 digits Jul 2012 Valter Cavecchia; PPSE; PrimeGrid
n = 494833 148964 digits Mar 2010 Bruce Southey; PSieve; srsieve; PrimeGrid; LLR
n = 541423 162989 digits Aug 2010 Josef Schlereth; PSieve; srsieve; PrimeGrid; LLR
n = 771385 232214 digits Feb 2012 Andy Barr; PSieve; srsieve; PrimeGrid; LLR
n = 777537 234066 digits Feb 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 911261 274321 digits Jun 2012 Fabrice Le Foulher; PSieve; srsieve; PrimeGrid; LLR
n = 1311149 394700 digits Feb 2015 Jon Beard; PSieve; srsieve; PrimeGrid; LLR
n = 1368875 412077 digits Dec 2015 Tod Slakans; PSieve; srsieve; PrimeGrid; LLR
n = 1369811 412359 digits Dec 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2069617 623021 digits Jan 2025 Jordan Romaidis; PPSE; PrimeGrid
n = 2157621 649513 digits Feb 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8053
max n: 2.373.049
n = 2 5 digits
n = 20 10 digits
n = 36 15 digits
n = 38 16 digits
n = 54 21 digits
n = 84 30 digits
n = 92 32 digits
n = 110 38 digits
n = 134 45 digits
n = 168 55 digits
n = 180 59 digits
n = 222 71 digits
n = 224 72 digits
n = 282 89 digits
n = 312 98 digits
n = 1152 351 digits
n = 1370 417 digits
n = 1422 432 digits
n = 4392 1327 digits 1993 Jeffrey Young
n = 5682 1715 digits
n = 5720 1726 digits
n = 6182 1865 digits
n = 15470 4661 digits
n = 21672 6528 digits
n = 21936 6608 digits
n = 25104 7561 digits
n = 28554 8600 digits
n = 32142 9680 digits
n = 39002 11745 digits
n = 60644 18260 digits
n = 88118 26531 digits
n = 103116 31045 digits
n = 145572 43826 digits
n = 322182 96991 digits
n = 327296 98530 digits
n = 401114 120752 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 482898 145371 digits Dec 2009 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
n = 489380 147322 digits Feb 2010 Andrew Graham; PSieve; srsieve; PrimeGrid; LLR
n = 963300 289987 digits Aug 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1002140 301679 digits Sep 2012 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1095596 329812 digits Jun 2013 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 1575744 474351 digits Mar 2020 Sam Daykin; PSieve; srsieve; PrimeGrid; LLR
k: 8055
max n: 2.372.720
n = 1 5 digits
n = 10 7 digits
n = 12 8 digits
n = 30 13 digits
n = 34 15 digits
n = 43 17 digits
n = 69 25 digits
n = 129 43 digits
n = 132 44 digits
n = 136 45 digits
n = 190 62 digits
n = 220 71 digits
n = 235 75 digits
n = 238 76 digits
n = 282 89 digits
n = 393 123 digits
n = 394 123 digits
n = 403 126 digits
n = 424 132 digits
n = 634 195 digits
n = 789 242 digits
n = 1398 425 digits
n = 1680 510 digits
n = 2131 646 digits
n = 2658 805 digits
n = 4324 1306 digits 1993 Jeffrey Young
n = 9645 2908 digits
n = 10474 3157 digits
n = 11935 3597 digits
n = 14013 4223 digits
n = 17592 5300 digits
n = 17635 5313 digits
n = 32395 9756 digits
n = 35005 10542 digits
n = 36040 10854 digits
n = 103963 31300 digits
n = 177033 53297 digits
n = 185191 55752 digits
n = 196732 59227 digits
n = 355570 107042 digits May 2012 PPSE; PrimeGrid
n = 599661 180520 digits Jan 2011 Sławomir Małusecki; PSieve; srsieve; PrimeGrid; LLR
n = 745804 224514 digits Feb 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1057602 318374 digits May 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1250479 376436 digits Apr 2014 Eunseok Oh; PSieve; srsieve; PrimeGrid; LLR
n = 1605748 483383 digits Oct 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1623049 488591 digits Feb 2021 Takeshi Nakamura; PSieve; srsieve; PrimeGrid; LLR
n = 1704883 513225 digits Jul 2022 PPSE; PrimeGrid
k: 8057
max n: 2.373.046
n = 19 10 digits
n = 23 11 digits
n = 67 25 digits
n = 83 29 digits
n = 119 40 digits
n = 123 41 digits
n = 175 57 digits
n = 323 102 digits
n = 379 118 digits
n = 1407 428 digits
n = 2219 672 digits
n = 4683 1414 digits 1993 Jeffrey Young
n = 11555 3483 digits
n = 26903 8103 digits
n = 128679 38741 digits
n = 235839 70999 digits
n = 307175 92473 digits
n = 343795 103497 digits Apr 2012 David Yost; PPSE; PrimeGrid
n = 425723 128160 digits Nov 2012 Michael Millerick; PPSE; PrimeGrid
n = 579999 174602 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1664327 501017 digits Feb 2022 Vesa Harju; PSieve; srsieve; PrimeGrid; LLR
k: 8059
max n: 2.372.673
n = 2 5 digits
n = 6 6 digits
n = 62 23 digits
n = 262 83 digits
n = 514 159 digits
n = 1902 577 digits
n = 2626 795 digits
n = 3274 990 digits
n = 12394 3735 digits
n = 187434 56428 digits
n = 199466 60050 digits
n = 204006 61416 digits
n = 223562 67303 digits
n = 754302 227072 digits Feb 2012 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 1560766 469842 digits Feb 2020 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 3460246 1041642 digits Feb 2023 Greg McDevitt; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8061
max n: 2.372.972
n = 3 5 digits
n = 5 6 digits
n = 7 7 digits
n = 8 7 digits
n = 20 10 digits
n = 27 13 digits
n = 33 14 digits
n = 40 16 digits
n = 41 17 digits
n = 44 18 digits
n = 77 28 digits
n = 105 36 digits
n = 147 49 digits
n = 151 50 digits
n = 220 71 digits
n = 365 114 digits
n = 391 122 digits
n = 421 131 digits
n = 568 175 digits
n = 613 189 digits
n = 721 221 digits
n = 977 299 digits
n = 1468 446 digits
n = 1485 451 digits
n = 1637 497 digits
n = 1681 510 digits
n = 3057 925 digits
n = 3823 1155 digits 1993 Jeffrey Young
n = 4073 1231 digits 1993 Jeffrey Young
n = 4328 1307 digits 1993 Jeffrey Young
n = 4425 1336 digits 1993 Jeffrey Young
n = 7477 2255 digits
n = 9068 2734 digits
n = 9924 2992 digits
n = 10328 3113 digits
n = 12240 3689 digits
n = 14461 4358 digits
n = 17355 5229 digits
n = 19533 5884 digits
n = 25297 7620 digits
n = 29012 8738 digits
n = 29163 8783 digits
n = 38685 11650 digits
n = 50660 15255 digits Oct 1999 Baptiste Heyman; Proth
n = 53100 15989 digits
n = 99664 30006 digits
n = 128661 38735 digits
n = 143515 43207 digits
n = 206184 62072 digits
n = 256684 77274 digits
n = 277461 83528 digits
n = 330908 99618 digits
n = 402773 121251 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 430875 129711 digits Dec 2012 Gary Harris; PPSE; PrimeGrid
n = 444597 133841 digits Dec 2012 Ronny Willig; PPSE; PrimeGrid
n = 595723 179335 digits Dec 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 1287215 387495 digits Jul 2014 Jozsef Schmidt; PSieve; srsieve; PrimeGrid; LLR
n = 1660777 499948 digits Feb 2022 Jason Jung; PSieve; srsieve; PrimeGrid; LLR
n = 1792197 539509 digits Jan 2024 Sam Black; PPSE; PrimeGrid
n = 1852637 557704 digits Jan 2024 Detlef Lexut; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2019888 608051 digits Dec 2024 Jonathan Gehrke; PPSE; PrimeGrid
k: 8063
max n: 2.373.228
n = 1 5 digits
n = 13 8 digits
n = 29 13 digits
n = 85 30 digits
n = 145 48 digits
n = 181 59 digits
n = 205 66 digits
n = 349 109 digits
n = 1109 338 digits
n = 2737 828 digits
n = 6913 2085 digits
n = 8305 2504 digits
n = 8381 2527 digits
n = 9409 2837 digits
n = 10309 3108 digits
n = 11053 3332 digits
n = 27529 8291 digits
n = 199421 60036 digits
n = 445849 134218 digits Jan 2013 Jörg Meili; PPSE; PrimeGrid
n = 453497 136521 digits May 2009 Dave Sunderland; srsieve; PrimeGrid; LLR
n = 553181 166528 digits Oct 2010 Bob Naas; PSieve; srsieve; PrimeGrid; LLR
n = 706421 212658 digits Sep 2011 Takeshi Nakamura; PSieve; srsieve; PrimeGrid; LLR
n = 3333721 1003554 digits May 2020 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
k: 8065
max n: 2.372.669
n = 2 5 digits
n = 6 6 digits
n = 10 7 digits
n = 18 10 digits
n = 22 11 digits
n = 38 16 digits
n = 46 18 digits
n = 56 21 digits
n = 58 22 digits
n = 62 23 digits
n = 68 25 digits
n = 78 28 digits
n = 88 31 digits
n = 92 32 digits
n = 112 38 digits
n = 122 41 digits
n = 218 70 digits
n = 522 162 digits
n = 1406 428 digits
n = 1648 501 digits
n = 2002 607 digits
n = 2732 827 digits
n = 5282 1594 digits
n = 5386 1626 digits
n = 5480 1654 digits
n = 11080 3340 digits
n = 11616 3501 digits
n = 32006 9639 digits
n = 33100 9968 digits
n = 42442 12781 digits
n = 57206 17225 digits
n = 80628 24276 digits
n = 88090 26522 digits
n = 98468 29646 digits
n = 141916 42725 digits
n = 198122 59645 digits
n = 203268 61194 digits
n = 210968 63512 digits
n = 228450 68775 digits
n = 270500 81433 digits
n = 300958 90602 digits
n = 309488 93170 digits
n = 375938 113173 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 545428 164195 digits Aug 2010 Andreas Kelm; PSieve; srsieve; PrimeGrid; LLR
n = 550572 165743 digits
n = 717136 215884 digits Nov 2011 Christoph Höltzer; PSieve; srsieve; PrimeGrid; LLR
n = 1143666 344282 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1753656 527907 digits Jul 2023 Alexey Simbarsky; PPSE; PrimeGrid
n = 2059666 620026 digits Jan 2025 Louis Meuler; PPSE; PrimeGrid
n = 2270976 683636 digits Apr 2025 Matthew Hilbrink; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8067
max n: 2.372.869
n = 8 7 digits
n = 11 8 digits
n = 14 9 digits
n = 26 12 digits
n = 30 13 digits
n = 38 16 digits
n = 56 21 digits
n = 74 27 digits
n = 320 101 digits
n = 324 102 digits
n = 396 124 digits
n = 647 199 digits
n = 656 202 digits
n = 746 229 digits
n = 1974 599 digits
n = 2366 717 digits
n = 2406 729 digits
n = 2408 729 digits
n = 4559 1377 digits 1993 Jeffrey Young
n = 6051 1826 digits
n = 6674 2013 digits Mar 1996 Patrick Demichel
n = 10260 3093 digits
n = 14250 4294 digits
n = 20835 6276 digits
n = 26855 8089 digits
n = 28814 8678 digits
n = 42522 12805 digits
n = 76275 22965 digits
n = 80231 24156 digits
n = 122486 36876 digits
n = 128082 38561 digits
n = 217695 65537 digits
n = 264095 79505 digits
n = 266946 80363 digits
n = 291246 87678 digits
n = 315228 94897 digits
n = 347468 104603 digits Apr 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 384590 115778 digits Jun 2012 Michael Millerick; PPSE; PrimeGrid
n = 758328 228284 digits Mar 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1076571 324085 digits May 2013 Dave Wintrip; PSieve; srsieve; PrimeGrid; LLR
n = 1105760 332871 digits Jul 2013 Philip Poon; PSieve; srsieve; PrimeGrid; LLR
n = 3429891 1032504 digits Aug 2022 Dave Pickles; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8069
max n: 2.372.630
n = 1 5 digits
n = 3 5 digits
n = 7 7 digits
n = 21 11 digits
n = 27 13 digits
n = 51 20 digits
n = 67 25 digits
n = 85 30 digits
n = 93 32 digits
n = 201 65 digits
n = 219 70 digits
n = 279 88 digits
n = 505 156 digits
n = 655 202 digits
n = 879 269 digits
n = 2283 692 digits
n = 2367 717 digits
n = 2853 863 digits
n = 12363 3726 digits
n = 22275 6710 digits
n = 75189 22639 digits
n = 102075 30732 digits
n = 107671 32417 digits
n = 271629 81773 digits
n = 863011 259797 digits May 2012 James Boerner; PSieve; srsieve; PrimeGrid; LLR
n = 908947 273625 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1160823 349447 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1507539 453819 digits Dec 2018 Scott Cox; PSieve; srsieve; PrimeGrid; LLR
k: 8071
max n: 2.373.155
n = 8 7 digits
n = 496 154 digits
n = 680 209 digits
n = 1004 307 digits
n = 1196 364 digits
n = 2108 639 digits
n = 76456 23020 digits
n = 251664 75763 digits
n = 1220896 367531 digits Feb 2014 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1495476 450188 digits Jun 2018 Mason Read; PSieve; srsieve; PrimeGrid; LLR
k: 8073
max n: 2.372.495
n = 4 6 digits
n = 5 6 digits
n = 6 6 digits
n = 9 7 digits
n = 13 8 digits
n = 26 12 digits
n = 32 14 digits
n = 54 21 digits
n = 56 21 digits
n = 66 24 digits
n = 93 32 digits
n = 113 38 digits
n = 116 39 digits
n = 137 46 digits
n = 144 48 digits
n = 149 49 digits
n = 168 55 digits
n = 214 69 digits
n = 284 90 digits
n = 386 121 digits
n = 389 122 digits
n = 446 139 digits
n = 533 165 digits
n = 556 172 digits
n = 648 199 digits
n = 709 218 digits
n = 1048 320 digits
n = 1376 419 digits
n = 1384 421 digits
n = 1533 466 digits
n = 1872 568 digits
n = 2097 636 digits
n = 3997 1208 digits 1993 Jeffrey Young
n = 7936 2393 digits
n = 9181 2768 digits
n = 12205 3678 digits
n = 17996 5422 digits
n = 18893 5692 digits
n = 20605 6207 digits
n = 23448 7063 digits
n = 32294 9726 digits May 1997 Masakatu Morii
n = 36597 11021 digits
n = 39782 11980 digits
n = 45714 13766 digits
n = 58056 17481 digits
n = 61984 18663 digits Jun 1999 Tadashi Taura; Proth
n = 67557 20341 digits
n = 71524 21535 digits
n = 98042 29518 digits
n = 98866 29766 digits
n = 105388 31729 digits
n = 127372 38347 digits
n = 135392 40761 digits
n = 188886 56865 digits
n = 210728 63440 digits
n = 262036 78885 digits
n = 308374 92834 digits
n = 313184 94282 digits
n = 314642 94721 digits
n = 325266 97919 digits
n = 331744 99869 digits
n = 416676 125436 digits Oct 2012 Charley Gielkens; PPSE; PrimeGrid
n = 427096 128573 digits Nov 2012 Adrian Schori; PPSE; PrimeGrid
n = 737029 221872 digits Feb 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 970884 292270 digits Aug 2012 Paul Lantinga; PSieve; srsieve; PrimeGrid; LLR
n = 1049054 315801 digits Feb 2013 Andrew Beauchamp; PSieve; srsieve; PrimeGrid; LLR
n = 1612622 485452 digits Jan 2021 Edward McKernan; PSieve; srsieve; PrimeGrid; LLR
k: 8075
max n: 2.372.636
n = 3 5 digits
n = 7 7 digits
n = 49 19 digits
n = 69 25 digits
n = 73 26 digits
n = 189 61 digits
n = 253 81 digits
n = 547 169 digits
n = 887 271 digits
n = 2353 713 digits
n = 3049 922 digits
n = 3817 1153 digits 1993 Jeffrey Young
n = 7753 2338 digits May 1996 Patrick Demichel
n = 15163 4569 digits
n = 17047 5136 digits
n = 77007 23186 digits
n = 204347 61519 digits
n = 212047 63837 digits
n = 234967 70737 digits
n = 575527 173255 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 788363 237325 digits Mar 2012 Detlef Gleim; PSieve; srsieve; PrimeGrid; LLR
n = 820603 247031 digits Apr 2012 Hossein Mohammadi Ghafari; PSieve; srsieve; PrimeGrid; LLR
n = 837947 252252 digits Apr 2012 Ron Jones; PSieve; srsieve; PrimeGrid; LLR
n = 969729 291922 digits Aug 2012 Sean Finkel; PSieve; srsieve; PrimeGrid; LLR
n = 1669753 502650 digits Feb 2022 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2270023 683349 digits Apr 2025 Sebastien Deram; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8077
max n: 2.372.733
n = 2 5 digits
n = 10 7 digits
n = 14 9 digits
n = 32 14 digits
n = 190 62 digits
n = 416 130 digits
n = 454 141 digits
n = 650 200 digits
n = 860 263 digits
n = 982 300 digits
n = 1112 339 digits
n = 1136 346 digits
n = 1822 553 digits
n = 7292 2200 digits
n = 37174 11195 digits
n = 54212 16324 digits
n = 82004 24690 digits
n = 134542 40506 digits
n = 149366 44968 digits
n = 304490 91665 digits
n = 365828 110130 digits May 2012 PPSE; PrimeGrid
n = 571028 171901 digits Nov 2010 Mathias Striecks; PSieve; srsieve; PrimeGrid; LLR
n = 2072732 623959 digits Jan 2025 Alan E. Monroe; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8079
max n: 2.372.596
n = 3 5 digits
n = 15 9 digits
n = 30 13 digits
n = 53 20 digits
n = 83 29 digits
n = 123 41 digits
n = 139 46 digits
n = 155 51 digits
n = 222 71 digits
n = 263 84 digits
n = 319 100 digits
n = 539 167 digits
n = 939 287 digits
n = 1019 311 digits
n = 1102 336 digits
n = 1182 360 digits
n = 1214 370 digits
n = 1965 596 digits
n = 2637 798 digits
n = 3447 1042 digits 1993 Jeffrey Young
n = 3453 1044 digits 1993 Jeffrey Young
n = 5686 1716 digits
n = 15075 4542 digits
n = 20067 6045 digits
n = 24422 7356 digits Jul 1998 Baptiste Heyman; Proth
n = 26835 8083 digits
n = 29139 8776 digits
n = 48702 14665 digits
n = 50903 15328 digits
n = 66126 19910 digits
n = 76659 23081 digits
n = 86527 26052 digits
n = 104733 31532 digits
n = 117557 35393 digits
n = 320787 96571 digits
n = 424605 127823 digits Nov 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 617219 185806 digits Feb 2011 Marley R. Sexton; PSieve; srsieve; PrimeGrid; LLR
n = 787334 237016 digits Mar 2012 Hiroaki Takahashi; PSieve; srsieve; PrimeGrid; LLR
n = 823839 248005 digits Apr 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1293070 389257 digits Sep 2014 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1784033 537052 digits Dec 2023 Rafael Trigueiro; PPSE; PrimeGrid
n = 1966007 591831 digits May 2024 Ruud van der Kroef; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3430683 1032743 digits Aug 2022 Sean Faith; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8081
max n: 2.372.492
n = 9 7 digits
n = 35 15 digits
n = 65 24 digits
n = 81 29 digits
n = 141 47 digits
n = 299 94 digits
n = 455 141 digits
n = 465 144 digits
n = 875 268 digits
n = 1235 376 digits
n = 1677 509 digits
n = 2033 616 digits
n = 2687 813 digits
n = 2699 817 digits
n = 3597 1087 digits 1993 Jeffrey Young
n = 8807 2656 digits
n = 10367 3125 digits
n = 16989 5119 digits
n = 17351 5228 digits
n = 24189 7286 digits
n = 32783 9873 digits
n = 67391 20291 digits
n = 132731 39960 digits
n = 142967 43042 digits
n = 283797 85436 digits
n = 291645 87798 digits
n = 372521 112144 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 1753425 527838 digits Jul 2023 Yifei Gao; PPSE; PrimeGrid
k: 8083
max n: 2.373.456
n = 10 7 digits
n = 16 9 digits
n = 30 13 digits
n = 34 15 digits
n = 58 22 digits
n = 130 44 digits
n = 178 58 digits
n = 226 72 digits
n = 250 80 digits
n = 390 122 digits
n = 426 133 digits
n = 516 160 digits
n = 2890 874 digits
n = 3288 994 digits
n = 8746 2637 digits
n = 9304 2805 digits
n = 18016 5428 digits
n = 46296 13941 digits
n = 46926 14131 digits
n = 56986 17159 digits
n = 94966 28592 digits
n = 120730 36348 digits
n = 124686 37539 digits
n = 253116 76200 digits
n = 270346 81387 digits
n = 350674 105568 digits Apr 2012 Adrian Schori; PPSE; PrimeGrid
n = 538018 161964 digits Jul 2010 David Mumper; PSieve; srsieve; PrimeGrid; LLR
k: 8085
max n: 2.371.756
n = 2 5 digits
n = 4 6 digits
n = 5 6 digits
n = 8 7 digits
n = 14 9 digits
n = 23 11 digits
n = 25 12 digits
n = 37 16 digits
n = 44 18 digits
n = 54 21 digits
n = 61 23 digits
n = 70 25 digits
n = 79 28 digits
n = 99 34 digits
n = 116 39 digits
n = 145 48 digits
n = 159 52 digits
n = 166 54 digits
n = 210 68 digits
n = 215 69 digits
n = 242 77 digits
n = 268 85 digits
n = 404 126 digits
n = 463 144 digits
n = 512 159 digits
n = 733 225 digits
n = 975 298 digits
n = 1024 313 digits
n = 1352 411 digits
n = 1424 433 digits
n = 1443 439 digits
n = 2246 681 digits
n = 2270 688 digits
n = 2309 699 digits
n = 3517 1063 digits 1993 Jeffrey Young
n = 3851 1164 digits 1993 Jeffrey Young
n = 4139 1250 digits 1993 Jeffrey Young
n = 4574 1381 digits 1993 Jeffrey Young
n = 5206 1572 digits
n = 5982 1805 digits
n = 6034 1821 digits
n = 6871 2073 digits
n = 7659 2310 digits
n = 11101 3346 digits
n = 11214 3380 digits
n = 11437 3447 digits
n = 11794 3555 digits
n = 13534 4079 digits
n = 14606 4401 digits
n = 38645 11638 digits
n = 38733 11664 digits
n = 41090 12374 digits
n = 42461 12786 digits
n = 42541 12811 digits
n = 62631 18858 digits
n = 64223 19337 digits
n = 66313 19967 digits
n = 77058 23201 digits
n = 77406 23306 digits
n = 116563 35093 digits
n = 119751 36053 digits
n = 125886 37900 digits
n = 132045 39754 digits
n = 148542 44720 digits
n = 222417 66959 digits
n = 292617 88091 digits
n = 324385 97654 digits
n = 338269 101834 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 400237 120488 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 453745 136595 digits May 2009 Vasileios Modes; srsieve; PrimeGrid; LLR
n = 492193 148169 digits Mar 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 628610 189235 digits Feb 2011 Michael Sherman; PSieve; srsieve; PrimeGrid; LLR
n = 684783 206145 digits Aug 2011 Bruce Southey; PSieve; srsieve; PrimeGrid; LLR
n = 849656 255776 digits Apr 2012 JensOla Ekström; PSieve; srsieve; PrimeGrid; LLR
n = 906641 272931 digits Jun 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1133440 341204 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1384281 416715 digits Feb 2016 Oleksandr Vynogradov; PSieve; srsieve; PrimeGrid; LLR
n = 1882148 566587 digits Feb 2024 Pavel Adamec; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2125366 639803 digits Jan 2025 Jeffrey Trexler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8087
max n: 2.372.378
n = 11 8 digits
n = 159 52 digits
n = 791 243 digits
n = 5887 1777 digits
n = 5895 1779 digits
n = 7055 2128 digits
n = 10491 3163 digits
n = 13499 4068 digits
n = 25051 7546 digits
n = 36187 10898 digits
n = 54571 16432 digits
n = 105871 31875 digits
n = 170859 51438 digits
n = 242227 72922 digits
n = 615411 185262 digits Jan 2011 Bob Naas; PSieve; srsieve; PrimeGrid; LLR
n = 2344547 705783 digits Feb 2026 Ryan Propper; PPSE; PrimeGrid
k: 8089
max n: 2.373.426
n = 18 10 digits
n = 70 25 digits
n = 138 46 digits
n = 1110 339 digits
n = 3390 1025 digits 1993 Jeffrey Young
n = 4066 1228 digits 1993 Jeffrey Young
n = 5710 1723 digits
n = 13138 3959 digits
n = 17190 5179 digits
n = 61650 18563 digits
n = 70086 21102 digits
n = 106062 31932 digits
n = 504078 151747 digits May 2010 Jochen Beck; PSieve; srsieve; PrimeGrid; LLR
n = 838198 252327 digits Apr 2012 Timothy Winkler; PSieve; srsieve; PrimeGrid; LLR
n = 992538 298788 digits Sep 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1205538 362908 digits Feb 2014 Dwight Ringdahl; PSieve; srsieve; PrimeGrid; LLR
n = 1758982 529511 digits Aug 2023 Jerry Lin; PPSE; PrimeGrid
k: 8091
max n: 2.373.240
n = 1 5 digits
n = 4 6 digits
n = 7 7 digits
n = 13 8 digits
n = 25 12 digits
n = 28 13 digits
n = 35 15 digits
n = 43 17 digits
n = 67 25 digits
n = 100 35 digits
n = 109 37 digits
n = 157 52 digits
n = 163 53 digits
n = 244 78 digits
n = 623 192 digits
n = 677 208 digits
n = 683 210 digits
n = 715 220 digits
n = 989 302 digits
n = 2191 664 digits
n = 2713 821 digits
n = 3004 909 digits
n = 3559 1076 digits 1993 Jeffrey Young
n = 4981 1504 digits 1993 Jeffrey Young
n = 5515 1665 digits
n = 8011 2416 digits
n = 9940 2997 digits
n = 19135 5765 digits
n = 22913 6902 digits
n = 31979 9631 digits
n = 43873 13211 digits
n = 62921 18946 digits
n = 67007 20176 digits
n = 79787 24023 digits
n = 103939 31293 digits
n = 129259 38915 digits
n = 236452 71184 digits
n = 580769 174833 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 788303 237307 digits Mar 2012 Edoardo Pirovano; PSieve; srsieve; PrimeGrid; LLR
n = 815953 245631 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1826963 549975 digits Jan 2024 Scott Lee; PPSE; PrimeGrid
n = 2318047 697806 digits Oct 2025 Duducz Juraj; PPSE; PrimeGrid
k: 8093
max n: 2.372.792
n = 1 5 digits
n = 5 6 digits
n = 9 7 digits
n = 17 10 digits
n = 21 11 digits
n = 33 14 digits
n = 37 16 digits
n = 81 29 digits
n = 89 31 digits
n = 193 63 digits
n = 373 117 digits
n = 677 208 digits
n = 3753 1134 digits 1993 Jeffrey Young
n = 6237 1882 digits
n = 6865 2071 digits
n = 15185 4576 digits
n = 159993 48167 digits
n = 283629 85385 digits
n = 601925 181202 digits Jan 2011 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 2268761 682970 digits Apr 2025 Ward De Ridder; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8095
max n: 2.373.217
n = 2 5 digits
n = 8 7 digits
n = 38 16 digits
n = 48 19 digits
n = 62 23 digits
n = 84 30 digits
n = 102 35 digits
n = 104 36 digits
n = 338 106 digits
n = 596 184 digits
n = 998 305 digits
n = 5318 1605 digits
n = 68036 20485 digits
n = 75132 22621 digits
n = 78678 23689 digits
n = 113462 34160 digits
n = 658148 198127 digits Mar 2011 Steven F. Bohl; PSieve; srsieve; PrimeGrid; LLR
n = 1706228 513630 digits Aug 2022 ZinSig Kim; PPSE; PrimeGrid
n = 1866288 561813 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8097
max n: 2.372.070
n = 4 6 digits
n = 6 6 digits
n = 30 13 digits
n = 42 17 digits
n = 46 18 digits
n = 51 20 digits
n = 52 20 digits
n = 58 22 digits
n = 66 24 digits
n = 100 35 digits
n = 111 38 digits
n = 130 44 digits
n = 336 106 digits
n = 459 143 digits
n = 1048 320 digits
n = 1111 339 digits
n = 1222 372 digits
n = 1276 389 digits
n = 1743 529 digits
n = 1758 534 digits
n = 1819 552 digits
n = 2310 700 digits
n = 2439 739 digits
n = 2908 880 digits
n = 4350 1314 digits 1993 Jeffrey Young
n = 4351 1314 digits 1993 Jeffrey Young
n = 4368 1319 digits 1993 Jeffrey Young
n = 4948 1494 digits 1993 Jeffrey Young
n = 8451 2548 digits
n = 13759 4146 digits
n = 13968 4209 digits
n = 14350 4324 digits
n = 16759 5049 digits
n = 18052 5439 digits
n = 18651 5619 digits
n = 20791 6263 digits
n = 27772 8365 digits
n = 37467 11283 digits Jun 1999 Henry Hamilton; Proth
n = 41464 12486 digits Jun 1999 Henry Hamilton; Proth
n = 68011 20478 digits
n = 99108 29839 digits
n = 126330 38034 digits
n = 426066 128263 digits Nov 2012 Ronny Willig; PPSE; PrimeGrid
n = 1113583 335226 digits Jul 2013 Heinz Durstewitz; PSieve; srsieve; PrimeGrid; LLR
n = 1319076 397086 digits Mar 2015 Mark McKenzie; PSieve; srsieve; PrimeGrid; LLR
n = 1515963 456355 digits Feb 2019 Thomas Frase; PSieve; srsieve; PrimeGrid; LLR
n = 2319438 698225 digits Nov 2025 Jaroslav Sekanina; PPSE; PrimeGrid
k: 8099
max n: 2.372.084
n = 3 5 digits
n = 5 6 digits
n = 13 8 digits
n = 23 11 digits
n = 45 18 digits
n = 125 42 digits
n = 159 52 digits
n = 165 54 digits
n = 1025 313 digits
n = 1115 340 digits
n = 1171 357 digits
n = 1319 401 digits
n = 3271 989 digits
n = 4929 1488 digits 1993 Jeffrey Young
n = 6121 1847 digits
n = 6549 1976 digits
n = 8481 2557 digits
n = 17879 5387 digits
n = 29989 9032 digits
n = 79869 24047 digits
n = 85319 25688 digits
n = 87061 26212 digits
n = 106881 32179 digits
n = 198395 59727 digits
n = 202953 61099 digits
n = 203331 61213 digits
n = 227201 68399 digits
n = 304361 91626 digits
n = 312125 93963 digits
n = 1020713 307270 digits Oct 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1553253 467580 digits Jan 2020 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
k: 8101
max n: 2.373.391
n = 20 10 digits
n = 32 14 digits
n = 36 15 digits
n = 48 19 digits
n = 132 44 digits
n = 248 79 digits
n = 336 106 digits
n = 408 127 digits
n = 452 140 digits
n = 868 266 digits
n = 8476 2556 digits
n = 11868 3577 digits
n = 29520 8891 digits
n = 38068 11464 digits
n = 40548 12211 digits
n = 132156 39787 digits
n = 264168 79527 digits
n = 597996 180019 digits Dec 2010 Sławomir Małusecki; PSieve; srsieve; PrimeGrid; LLR
n = 660348 198789 digits Apr 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1140036 343189 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1228384 369785 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1624548 489042 digits Feb 2021 Frederik Schiøler; PSieve; srsieve; PrimeGrid; LLR
n = 2200988 662568 digits Feb 2025 Andrew Dunchouk; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8103
max n: 2.372.516
n = 2 5 digits
n = 10 7 digits
n = 12 8 digits
n = 13 8 digits
n = 14 9 digits
n = 20 10 digits
n = 33 14 digits
n = 36 15 digits
n = 66 24 digits
n = 81 29 digits
n = 93 32 digits
n = 122 41 digits
n = 241 77 digits
n = 330 104 digits
n = 350 110 digits
n = 384 120 digits
n = 422 131 digits
n = 529 164 digits
n = 636 196 digits
n = 730 224 digits
n = 737 226 digits
n = 800 245 digits
n = 1061 324 digits
n = 1100 336 digits
n = 1434 436 digits
n = 3402 1029 digits 1993 Jeffrey Young
n = 3590 1085 digits 1993 Jeffrey Young
n = 3710 1121 digits 1993 Jeffrey Young
n = 3786 1144 digits 1993 Jeffrey Young
n = 4920 1485 digits 1993 Jeffrey Young
n = 5616 1695 digits
n = 5669 1711 digits
n = 7554 2278 digits
n = 8434 2543 digits
n = 8722 2630 digits
n = 9994 3013 digits
n = 17789 5359 digits
n = 28534 8594 digits
n = 30680 9240 digits
n = 30985 9332 digits
n = 31902 9608 digits
n = 39494 11893 digits
n = 49380 14869 digits
n = 61329 18466 digits
n = 73893 22248 digits
n = 85700 25803 digits
n = 113574 34194 digits
n = 146913 44230 digits
n = 147653 44452 digits
n = 154076 46386 digits
n = 189561 57068 digits
n = 235406 70869 digits
n = 238673 71852 digits
n = 263540 79338 digits
n = 287336 86501 digits
n = 310032 93333 digits
n = 314457 94665 digits
n = 370445 111519 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 444901 133933 digits Dec 2012 Adrian Schori; PPSE; PrimeGrid
n = 503484 151568 digits Mar 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 699732 210645 digits Sep 2011 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 792824 238668 digits Mar 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 810173 243891 digits Mar 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1160777 349433 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1186145 357070 digits Oct 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1317836 396713 digits Feb 2015 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 1405582 423127 digits May 2016 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1413170 425411 digits Jul 2016 Erik Veit; PSieve; srsieve; PrimeGrid; LLR
n = 1451142 436842 digits Jun 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1507572 453829 digits Dec 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 8105
max n: 2.372.626
n = 7 7 digits
n = 11 8 digits
n = 23 11 digits
n = 91 32 digits
n = 287 91 digits
n = 473 147 digits
n = 1735 527 digits
n = 1955 593 digits
n = 7003 2113 digits Mar 1996 Patrick Demichel
n = 148817 44803 digits
n = 263795 79415 digits
n = 837791 252205 digits Apr 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 845635 254566 digits Apr 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1741493 524246 digits Apr 2023 Marshall Bishop; PPSE; PrimeGrid
n = 2222303 668984 digits Feb 2025 Greg McDevitt; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8107
max n: 2.372.517
n = 2 5 digits
n = 8 7 digits
n = 14 9 digits
n = 26 12 digits
n = 28 13 digits
n = 32 14 digits
n = 72 26 digits
n = 84 30 digits
n = 146 48 digits
n = 168 55 digits
n = 222 71 digits
n = 284 90 digits
n = 334 105 digits
n = 398 124 digits
n = 422 131 digits
n = 718 221 digits
n = 1378 419 digits
n = 1458 443 digits
n = 2046 620 digits
n = 2294 695 digits
n = 2442 740 digits
n = 2510 760 digits
n = 2714 821 digits
n = 5720 1726 digits
n = 6072 1832 digits
n = 7700 2322 digits
n = 9722 2931 digits
n = 10206 3077 digits
n = 11654 3513 digits
n = 12250 3692 digits
n = 16544 4985 digits
n = 16914 5096 digits
n = 24318 7325 digits
n = 24418 7355 digits Jul 1998 Baptiste Heyman; Proth
n = 46470 13993 digits
n = 52232 15728 digits
n = 56000 16862 digits
n = 136942 41228 digits
n = 246744 74282 digits
n = 444188 133718 digits Dec 2012 Carlos Loureiro; PPSE; PrimeGrid
n = 723448 217784 digits Nov 2011 Michael D. Hittle; PSieve; srsieve; PrimeGrid; LLR
k: 8109
max n: 2.373.152
n = 9 7 digits
n = 11 8 digits
n = 17 10 digits
n = 18 10 digits
n = 21 11 digits
n = 23 11 digits
n = 26 12 digits
n = 39 16 digits
n = 42 17 digits
n = 53 20 digits
n = 69 25 digits
n = 90 32 digits
n = 138 46 digits
n = 162 53 digits
n = 167 55 digits
n = 170 56 digits
n = 179 58 digits
n = 266 84 digits
n = 446 139 digits
n = 743 228 digits
n = 827 253 digits
n = 1389 423 digits
n = 1469 447 digits
n = 1578 479 digits
n = 2373 719 digits
n = 4181 1263 digits 1993 Jeffrey Young
n = 4238 1280 digits 1993 Jeffrey Young
n = 7041 2124 digits
n = 7607 2294 digits
n = 15417 4645 digits
n = 17682 5327 digits
n = 18882 5688 digits
n = 21806 6569 digits
n = 24533 7390 digits
n = 24915 7505 digits
n = 32831 9888 digits
n = 100370 30219 digits
n = 104883 31577 digits
n = 265098 79807 digits
n = 440915 132733 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 662681 199491 digits Apr 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 866126 260734 digits May 2012 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 1098441 330668 digits Jun 2013 HansJürgen Bergelt; PSieve; srsieve; PrimeGrid; LLR
k: 8111
max n: 2.372.580
n = 1 5 digits
n = 7 7 digits
n = 45 18 digits
n = 477 148 digits
n = 717 220 digits
n = 1047 320 digits
n = 2217 672 digits
n = 8125 2450 digits
n = 14145 4262 digits
n = 15159 4568 digits
n = 15609 4703 digits
n = 53097 15988 digits
n = 82825 24937 digits
n = 277399 83510 digits
n = 413589 124507 digits Oct 2012 Adrian Schori; PPSE; PrimeGrid
k: 8113
max n: 2.372.973
n = 8 7 digits
n = 32 14 digits
n = 38 16 digits
n = 52 20 digits
n = 62 23 digits
n = 70 25 digits
n = 228 73 digits
n = 308 97 digits
n = 480 149 digits
n = 694 213 digits
n = 1100 336 digits
n = 1804 547 digits
n = 2150 652 digits
n = 2940 889 digits
n = 3344 1011 digits 1993 Jeffrey Young
n = 4070 1230 digits 1993 Jeffrey Young
n = 6814 2056 digits
n = 9248 2788 digits
n = 13992 4216 digits
n = 35984 10837 digits
n = 58892 17733 digits
n = 125620 37820 digits
n = 373300 112379 digits May 2012 Bruce Dodson; PPSE; PrimeGrid
n = 443414 133485 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 1132520 340927 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1628940 490364 digits Feb 2021 Yuki Yoshigoe; PSieve; srsieve; PrimeGrid; LLR
n = 1985318 597645 digits Aug 2024 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8115
max n: 2.372.079
n = 1 5 digits
n = 3 5 digits
n = 4 6 digits
n = 5 6 digits
n = 7 7 digits
n = 10 7 digits
n = 25 12 digits
n = 27 13 digits
n = 39 16 digits
n = 45 18 digits
n = 46 18 digits
n = 51 20 digits
n = 55 21 digits
n = 57 22 digits
n = 61 23 digits
n = 63 23 digits
n = 143 47 digits
n = 187 61 digits
n = 189 61 digits
n = 200 65 digits
n = 264 84 digits
n = 321 101 digits
n = 380 119 digits
n = 391 122 digits
n = 541 167 digits
n = 568 175 digits
n = 597 184 digits
n = 649 200 digits
n = 820 251 digits
n = 877 268 digits
n = 1111 339 digits
n = 1288 392 digits
n = 1309 398 digits
n = 1837 557 digits
n = 1841 559 digits
n = 1919 582 digits
n = 2237 678 digits
n = 2783 842 digits
n = 3085 933 digits
n = 3231 977 digits
n = 5616 1695 digits
n = 9136 2755 digits
n = 10269 3096 digits
n = 12334 3717 digits
n = 12697 3827 digits
n = 13534 4079 digits
n = 16796 5061 digits
n = 17167 5172 digits
n = 18057 5440 digits
n = 19025 5732 digits
n = 23403 7049 digits
n = 23636 7120 digits
n = 25160 7578 digits
n = 30769 9267 digits
n = 31761 9565 digits
n = 70235 21147 digits
n = 76064 22902 digits
n = 87336 26295 digits
n = 89388 26913 digits
n = 94711 28515 digits
n = 98169 29556 digits
n = 100745 30332 digits
n = 102855 30967 digits
n = 102955 30997 digits
n = 116159 34972 digits
n = 137539 41408 digits
n = 143784 43288 digits
n = 213764 64354 digits
n = 230689 69449 digits
n = 251065 75583 digits
n = 297095 89439 digits
n = 330608 99527 digits
n = 344460 103697 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 350168 105415 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 409329 123225 digits Sep 2012 Bart Kus; PPSE; PrimeGrid
n = 507397 152746 digits May 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 535656 161253 digits Jul 2010 HansJuergen Franke; PSieve; srsieve; PrimeGrid; LLR
n = 617718 185956 digits Jan 2011 Brook Harste; PSieve; srsieve; PrimeGrid; LLR
n = 771767 232329 digits Feb 2012 Ulrich Hartel; PSieve; srsieve; PrimeGrid; LLR
n = 864781 260329 digits May 2012 Grzegorz Plinta; PSieve; srsieve; PrimeGrid; LLR
n = 975001 293509 digits Aug 2012 Dmitry Domanov; PSieve; srsieve; PrimeGrid; LLR
n = 1600618 481838 digits Sep 2020 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1648938 496384 digits Nov 2021 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 1707331 513962 digits Aug 2022 Bruce E. Slade; PPSE; PrimeGrid
n = 1978397 595561 digits Jul 2024 Charles Jackson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8117
max n: 2.372.754
n = 3 5 digits
n = 19 10 digits
n = 35 15 digits
n = 103 35 digits
n = 111 38 digits
n = 323 102 digits
n = 327 103 digits
n = 1163 355 digits
n = 1867 566 digits
n = 2135 647 digits
n = 20307 6117 digits
n = 27431 8262 digits
n = 206331 62116 digits
n = 224939 67718 digits
n = 404839 121873 digits Aug 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 752419 226505 digits Feb 2012 Larry Kravtsov; PSieve; srsieve; PrimeGrid; LLR
n = 1907463 574208 digits Feb 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8119
max n: 2.372.833
n = 1162 354 digits
n = 1966 596 digits
n = 15742 4743 digits
n = 18502 5574 digits
n = 30838 9288 digits
n = 37082 11167 digits
n = 74882 22546 digits
n = 156338 47067 digits
n = 700558 210893 digits Feb 2010 Dmitry Domanov; PSieve; srsieve; PrimeGrid; LLR
k: 8121
max n: 2.372.858
n = 3 5 digits
n = 4 6 digits
n = 8 7 digits
n = 32 14 digits
n = 53 20 digits
n = 63 23 digits
n = 64 24 digits
n = 108 37 digits
n = 124 42 digits
n = 139 46 digits
n = 184 60 digits
n = 192 62 digits
n = 213 69 digits
n = 341 107 digits
n = 511 158 digits
n = 619 191 digits
n = 676 208 digits
n = 1084 331 digits
n = 1368 416 digits
n = 1624 493 digits
n = 1661 504 digits
n = 2588 783 digits
n = 2743 830 digits
n = 2879 871 digits
n = 3171 959 digits
n = 5776 1743 digits
n = 6633 2001 digits
n = 8996 2712 digits
n = 12216 3682 digits
n = 14356 4326 digits
n = 24559 7397 digits
n = 38204 11505 digits
n = 40971 12338 digits
n = 41343 12450 digits
n = 121491 36577 digits
n = 124628 37521 digits
n = 129363 38947 digits
n = 189372 57011 digits
n = 250552 75428 digits
n = 311664 93825 digits
n = 1158741 348820 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1866868 561988 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3375933 1016262 digits Aug 2021 Sean Hsu; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8123
max n: 2.372.888
n = 5 6 digits
n = 17 10 digits
n = 45 18 digits
n = 57 22 digits
n = 1809 549 digits
n = 2357 714 digits
n = 2429 736 digits
n = 5865 1770 digits
n = 373197 112348 digits May 2012 Philipp Bliedung; PPSE; PrimeGrid
k: 8125
max n: 2.373.430
n = 10 7 digits
n = 34 15 digits
n = 54 21 digits
n = 70 25 digits
n = 154 51 digits
n = 364 114 digits
n = 7030 2121 digits
n = 12310 3710 digits
n = 32506 9790 digits
n = 35650 10736 digits
n = 64530 19430 digits
n = 72346 21783 digits
n = 322810 97180 digits
n = 564244 169859 digits Oct 2010 Robert Zarecki; PSieve; srsieve; PrimeGrid; LLR
n = 1089580 328001 digits May 2013 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
k: 8127
max n: 2.372.997
n = 6 6 digits
n = 11 8 digits
n = 18 10 digits
n = 26 12 digits
n = 32 14 digits
n = 34 15 digits
n = 54 21 digits
n = 71 26 digits
n = 102 35 digits
n = 103 35 digits
n = 216 69 digits
n = 291 92 digits
n = 304 96 digits
n = 330 104 digits
n = 663 204 digits
n = 990 302 digits
n = 991 303 digits
n = 1166 355 digits
n = 1366 416 digits
n = 1770 537 digits
n = 1818 552 digits
n = 3338 1009 digits 1993 Jeffrey Young
n = 4496 1358 digits 1993 Jeffrey Young
n = 4783 1444 digits 1993 Jeffrey Young
n = 6138 1852 digits
n = 8872 2675 digits
n = 10566 3185 digits
n = 12806 3859 digits
n = 14480 4363 digits
n = 24488 7376 digits Feb 1999 Baptiste Heyman; Proth
n = 103872 31273 digits
n = 126163 37983 digits
n = 145954 43941 digits
n = 180750 54416 digits
n = 228918 68916 digits
n = 272927 82164 digits
n = 466038 140296 digits Aug 2009 Guilherme Cordeiro; srsieve; PrimeGrid; LLR
n = 990767 298255 digits Sep 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1807210 544029 digits Jan 2024 Bryan Little; PPSE; PrimeGrid
k: 8129
max n: 2.372.830
n = 3 5 digits
n = 9 7 digits
n = 17 10 digits
n = 35 15 digits
n = 43 17 digits
n = 49 19 digits
n = 51 20 digits
n = 69 25 digits
n = 119 40 digits
n = 151 50 digits
n = 161 53 digits
n = 271 86 digits
n = 273 87 digits
n = 327 103 digits
n = 385 120 digits
n = 483 150 digits
n = 759 233 digits
n = 799 245 digits
n = 1151 351 digits
n = 1165 355 digits
n = 1233 376 digits
n = 1915 581 digits
n = 3025 915 digits
n = 3077 931 digits
n = 3211 971 digits
n = 3715 1123 digits 1993 Jeffrey Young
n = 5455 1647 digits
n = 7909 2385 digits
n = 11605 3498 digits
n = 12017 3622 digits
n = 17349 5227 digits
n = 29293 8822 digits
n = 29601 8915 digits
n = 30349 9140 digits
n = 33643 10132 digits
n = 37907 11416 digits
n = 47405 14275 digits
n = 54183 16315 digits
n = 67563 20343 digits
n = 117525 35383 digits
n = 142395 42870 digits
n = 279291 84079 digits
n = 491435 147941 digits Feb 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 540217 162626 digits Aug 2010 Duane McElvain; PSieve; srsieve; PrimeGrid; LLR
n = 689085 207440 digits Aug 2011 Mark Doom; PSieve; srsieve; PrimeGrid; LLR
n = 829279 249642 digits Apr 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1117169 336306 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1277413 384544 digits Jun 2014 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1645803 495440 digits Oct 2021 Pete Allivato; PSieve; srsieve; PrimeGrid; LLR
n = 1752979 527704 digits Jul 2023 PPSE; PrimeGrid
n = 2111671 635681 digits Jan 2025 Patrick Schöfer; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2249975 677314 digits Mar 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8131
max n: 2.372.835
n = 8 7 digits
n = 12 8 digits
n = 16 9 digits
n = 140 47 digits
n = 292 92 digits
n = 312 98 digits
n = 388 121 digits
n = 476 148 digits
n = 1500 456 digits
n = 3556 1075 digits 1993 Jeffrey Young
n = 7268 2192 digits
n = 9028 2722 digits
n = 11876 3579 digits
n = 81508 24541 digits
n = 102596 30889 digits
n = 118432 35656 digits
n = 168596 50757 digits
n = 176332 53086 digits
n = 201120 60548 digits
n = 762756 229617 digits Feb 2012 Samy Eppy; PSieve; srsieve; PrimeGrid; LLR
n = 1142560 343949 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1918312 577474 digits Feb 2024 PPSE; PrimeGrid
n = 2148308 646710 digits Jan 2025 Bernd Mollerus; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8133
max n: 2.372.787
n = 1 5 digits
n = 2 5 digits
n = 8 7 digits
n = 14 9 digits
n = 32 14 digits
n = 34 15 digits
n = 62 23 digits
n = 70 25 digits
n = 97 34 digits
n = 106 36 digits
n = 176 57 digits
n = 238 76 digits
n = 536 166 digits
n = 722 222 digits
n = 896 274 digits
n = 1064 325 digits
n = 1385 421 digits
n = 1442 438 digits
n = 1589 483 digits
n = 1720 522 digits
n = 1897 575 digits
n = 1954 593 digits
n = 2080 631 digits
n = 3382 1022 digits 1993 Jeffrey Young
n = 9458 2852 digits
n = 14497 4368 digits
n = 16244 4894 digits
n = 17192 5180 digits
n = 21961 6615 digits
n = 41396 12466 digits
n = 41677 12550 digits
n = 46490 13999 digits
n = 57941 17446 digits
n = 61882 18633 digits
n = 75908 22855 digits
n = 141241 42522 digits
n = 161162 48519 digits
n = 166676 50179 digits
n = 296062 89128 digits
n = 576434 173528 digits Nov 2010 Brian Carpenter; PSieve; srsieve; PrimeGrid; LLR
n = 704641 212122 digits Sep 2011 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 1647941 496084 digits Oct 2021 Erik Veit; PSieve; srsieve; PrimeGrid; LLR
k: 8135
max n: 2.373.146
n = 7 7 digits
n = 35 15 digits
n = 39 16 digits
n = 73 26 digits
n = 137 46 digits
n = 163 53 digits
n = 171 56 digits
n = 201 65 digits
n = 339 106 digits
n = 377 118 digits
n = 571 176 digits
n = 599 185 digits
n = 721 221 digits
n = 751 230 digits
n = 1209 368 digits
n = 1211 369 digits
n = 1889 573 digits
n = 2683 812 digits
n = 3177 961 digits
n = 4001 1209 digits 1993 Jeffrey Young
n = 5051 1525 digits
n = 5983 1805 digits
n = 6247 1885 digits
n = 7049 2126 digits
n = 12155 3663 digits
n = 22809 6871 digits
n = 27079 8156 digits
n = 27137 8173 digits
n = 52191 15715 digits
n = 70241 21149 digits
n = 98887 29772 digits
n = 122249 36805 digits
n = 252129 75903 digits
n = 1025159 308608 digits Oct 2012 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 1096219 329999 digits Jun 2013 Geoff Stirling; PSieve; srsieve; PrimeGrid; LLR
n = 2103225 633138 digits Jan 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8137
max n: 2.372.633
n = 8 7 digits
n = 78 28 digits
n = 450 140 digits
n = 728 224 digits
n = 1194 364 digits
n = 2838 859 digits
n = 4040 1221 digits 1993 Jeffrey Young
n = 4758 1437 digits 1993 Jeffrey Young
n = 4844 1463 digits 1993 Jeffrey Young
n = 6044 1824 digits
n = 7590 2289 digits
n = 8514 2567 digits
n = 16034 4831 digits
n = 20744 6249 digits
n = 27068 8153 digits
n = 86828 26142 digits
n = 86960 26182 digits
n = 175580 52859 digits
n = 195488 58852 digits
n = 294858 88766 digits
n = 644240 193940 digits Feb 2011 Gil Emery; PSieve; srsieve; PrimeGrid; LLR
n = 1053764 317219 digits May 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1998440 601595 digits Sep 2024 Ralf Hentrich; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2261708 680846 digits Apr 2025 Juha Hauhia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8139
max n: 2.372.700
n = 7 7 digits
n = 27 13 digits
n = 43 17 digits
n = 63 23 digits
n = 79 28 digits
n = 85 30 digits
n = 133 44 digits
n = 139 46 digits
n = 207 67 digits
n = 475 147 digits
n = 679 209 digits
n = 1393 424 digits
n = 5289 1597 digits
n = 17115 5157 digits
n = 19719 5940 digits
n = 24381 7344 digits
n = 25954 7817 digits
n = 49659 14953 digits
n = 59047 17779 digits Jul 1999 Tadashi Taura; Proth
n = 87613 26379 digits
n = 128085 38562 digits
n = 198655 59806 digits
n = 211563 63691 digits
n = 251295 75652 digits
n = 287745 86624 digits
n = 415467 125072 digits Oct 2012 Ulrich Fries; PPSE; PrimeGrid
n = 1165417 350830 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1733467 521830 digits Feb 2023 PPSE; PrimeGrid
n = 2104738 633594 digits Jan 2025 Wolfgang Schwieger; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2340555 704582 digits Feb 2026 PPSE; PrimeGrid
n = 3447967 1037946 digits Jan 2023 Chris Wilson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8141
max n: 2.373.316
n = 3 5 digits
n = 49 19 digits
n = 179 58 digits
n = 507 157 digits
n = 601 185 digits
n = 1753 532 digits
n = 18769 5654 digits
n = 24731 7449 digits
n = 25403 7651 digits
n = 29041 8747 digits
n = 29049 8749 digits
n = 37417 11268 digits
n = 39549 11910 digits
n = 88987 26792 digits
n = 102081 30734 digits
n = 107017 32220 digits
n = 191717 57717 digits
n = 210113 63255 digits
n = 222749 67059 digits
n = 344009 103561 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 559467 168421 digits Oct 2010 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 573657 172692 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 584017 175811 digits Nov 2010 Robert W. Culbertson; PSieve; srsieve; PrimeGrid; LLR
n = 1868043 562341 digits Feb 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8143
max n: 2.372.971
n = 2 5 digits
n = 6 6 digits
n = 8 7 digits
n = 18 10 digits
n = 24 12 digits
n = 48 19 digits
n = 54 21 digits
n = 72 26 digits
n = 84 30 digits
n = 90 32 digits
n = 150 50 digits
n = 192 62 digits
n = 234 75 digits
n = 304 96 digits
n = 332 104 digits
n = 492 153 digits
n = 618 190 digits
n = 664 204 digits
n = 688 212 digits
n = 906 277 digits
n = 1004 307 digits
n = 1242 378 digits
n = 1438 437 digits
n = 2422 734 digits
n = 2722 824 digits
n = 6606 1993 digits
n = 7288 2198 digits
n = 9138 2755 digits
n = 11882 3581 digits
n = 15050 4535 digits Nov 1997 Henri Lifchitz; Proth
n = 17818 5368 digits
n = 21012 6330 digits
n = 25886 7797 digits
n = 27318 8228 digits
n = 30368 9146 digits
n = 39532 11905 digits
n = 48078 14477 digits
n = 51254 15433 digits
n = 56594 17041 digits
n = 92000 27699 digits
n = 95354 28709 digits
n = 107450 32350 digits
n = 139622 42035 digits
n = 176642 53179 digits
n = 285446 85932 digits
n = 285974 86091 digits
n = 524610 157928 digits Jul 2010 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
n = 561872 169145 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 583724 175723 digits Nov 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 684264 205988 digits Aug 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 814294 245131 digits Mar 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 845302 254466 digits Apr 2012 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 1087452 327360 digits Jun 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1231664 370772 digits Mar 2014 Josef Matousek; PSieve; srsieve; PrimeGrid; LLR
n = 2020090 608112 digits Dec 2024 Kai Presler; PPSE; PrimeGrid
n = 2069270 622917 digits Jan 2025 Kai Presler; PPSE; PrimeGrid
n = 2253452 678361 digits Mar 2025 John Natividad; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8145
max n: 2.372.369
n = 6 6 digits
n = 8 7 digits
n = 13 8 digits
n = 15 9 digits
n = 16 9 digits
n = 18 10 digits
n = 28 13 digits
n = 30 13 digits
n = 45 18 digits
n = 48 19 digits
n = 113 38 digits
n = 120 41 digits
n = 143 47 digits
n = 158 52 digits
n = 248 79 digits
n = 293 93 digits
n = 393 123 digits
n = 470 146 digits
n = 476 148 digits
n = 519 161 digits
n = 725 223 digits
n = 753 231 digits
n = 815 250 digits
n = 863 264 digits
n = 948 290 digits
n = 953 291 digits
n = 988 302 digits
n = 1098 335 digits
n = 1109 338 digits
n = 1378 419 digits
n = 1573 478 digits
n = 1889 573 digits
n = 2193 665 digits
n = 2584 782 digits
n = 3129 946 digits
n = 3329 1007 digits 1993 Jeffrey Young
n = 3829 1157 digits 1993 Jeffrey Young
n = 4953 1495 digits 1993 Jeffrey Young
n = 5793 1748 digits
n = 7500 2262 digits
n = 8136 2454 digits May 1996 Patrick Demichel
n = 14724 4437 digits
n = 17676 5325 digits
n = 21940 6609 digits
n = 41024 12354 digits
n = 46328 13951 digits
n = 59799 18006 digits
n = 62364 18778 digits
n = 67924 20452 digits
n = 91830 27648 digits
n = 92564 27869 digits
n = 99495 29955 digits
n = 112703 33931 digits
n = 114780 34557 digits
n = 117230 35294 digits
n = 131424 39567 digits
n = 163276 49155 digits
n = 172976 52075 digits
n = 228229 68708 digits
n = 234053 70461 digits
n = 237016 71353 digits
n = 262490 79022 digits
n = 349254 105140 digits Apr 2012 David Yost; PPSE; PrimeGrid
n = 365389 109997 digits May 2012 PPSE; PrimeGrid
n = 397200 119574 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 434910 130925 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 532218 160218 digits Jul 2010 David Glogau; PSieve; srsieve; PrimeGrid; LLR
n = 639654 192559 digits Feb 2011 Brook Harste; PSieve; srsieve; PrimeGrid; LLR
n = 662309 199379 digits Apr 2011 Yuriy Brovarets; PSieve; srsieve; PrimeGrid; LLR
n = 807255 243012 digits Mar 2012 Marc Harper; PSieve; srsieve; PrimeGrid; LLR
n = 1055113 317625 digits May 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1131886 340736 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1413104 425391 digits Jul 2016 Erik Veit; PSieve; srsieve; PrimeGrid; LLR
n = 2027948 610478 digits Dec 2024 Jonathan Gehrke; PPSE; PrimeGrid
n = 3336474 1004383 digits Jul 2020 Per Provencher; PSieve; srsieve; PrimeGrid; LLR
k: 8147
max n: 2.373.438
n = 11 8 digits
n = 19 10 digits
n = 35 15 digits
n = 131 44 digits
n = 155 51 digits
n = 175 57 digits
n = 1019 311 digits
n = 1723 523 digits
n = 1891 574 digits
n = 2395 725 digits
n = 11459 3454 digits
n = 11987 3613 digits
n = 12439 3749 digits
n = 20807 6268 digits
n = 21571 6498 digits
n = 26191 7889 digits
n = 49199 14815 digits
n = 67399 20294 digits
n = 176011 52989 digits
n = 461311 138873 digits Jul 2009 Rami Hochenbaum; srsieve; PrimeGrid; LLR
n = 766915 230869 digits Feb 2012 Andy Barr; PSieve; srsieve; PrimeGrid; LLR
k: 8149
max n: 2.373.394
n = 6 6 digits
n = 10 7 digits
n = 14 9 digits
n = 30 13 digits
n = 34 15 digits
n = 42 17 digits
n = 242 77 digits
n = 250 80 digits
n = 1006 307 digits
n = 3002 908 digits
n = 5610 1693 digits
n = 7514 2266 digits
n = 7566 2282 digits
n = 8454 2549 digits
n = 8654 2610 digits
n = 22206 6689 digits
n = 58886 17731 digits
n = 94414 28426 digits
n = 107014 32219 digits
n = 786470 236755 digits Mar 2012 Shane Phillips; PSieve; srsieve; PrimeGrid; LLR
n = 818214 246311 digits Apr 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1455990 438301 digits Aug 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 8151
max n: 2.373.020
n = 8 7 digits
n = 11 8 digits
n = 20 10 digits
n = 23 11 digits
n = 36 15 digits
n = 87 31 digits
n = 92 32 digits
n = 128 43 digits
n = 300 95 digits
n = 365 114 digits
n = 972 297 digits
n = 3716 1123 digits 1993 Jeffrey Young
n = 4343 1312 digits 1993 Jeffrey Young
n = 4781 1444 digits 1993 Jeffrey Young
n = 6365 1920 digits
n = 7535 2273 digits May 1996 Patrick Demichel
n = 10056 3032 digits
n = 11925 3594 digits
n = 15372 4632 digits
n = 32607 9820 digits Sep 1997 Carlos B. Rivera F.
n = 56973 17155 digits
n = 101915 30684 digits
n = 115352 34729 digits
n = 115875 34886 digits
n = 123803 37273 digits
n = 124331 37432 digits
n = 178775 53821 digits
n = 205748 61941 digits
n = 212483 63968 digits
n = 305007 91821 digits
n = 431483 129894 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 464733 139903 digits Aug 2009 Jeff Morales; srsieve; PrimeGrid; LLR
n = 621156 186991 digits Feb 2011 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 1513016 455468 digits Feb 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1803807 543004 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 1923621 579072 digits Feb 2024 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2040887 614373 digits Jan 2025 Louis Meuler; PPSE; PrimeGrid
n = 2117736 637506 digits Jan 2025 Ian Dickinson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8153
max n: 2.372.636
n = 21 11 digits
n = 25 12 digits
n = 201 65 digits
n = 205 66 digits
n = 261 83 digits
n = 333 105 digits
n = 613 189 digits
n = 1329 404 digits
n = 2401 727 digits
n = 3529 1067 digits 1993 Jeffrey Young
n = 9921 2991 digits
n = 29301 8825 digits
n = 62941 18952 digits
n = 65241 19644 digits
n = 526773 158579 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 533649 160649 digits Jul 2010 Piotr Stabulewicz; PSieve; srsieve; PrimeGrid; LLR
n = 1229665 370170 digits Feb 2014 Jeff Kopp; PSieve; srsieve; PrimeGrid; LLR
k: 8155
max n: 2.372.873
n = 2 5 digits
n = 12 8 digits
n = 14 9 digits
n = 54 21 digits
n = 70 25 digits
n = 108 37 digits
n = 114 39 digits
n = 162 53 digits
n = 264 84 digits
n = 276 87 digits
n = 282 89 digits
n = 1032 315 digits
n = 1062 324 digits
n = 1630 495 digits
n = 2210 670 digits
n = 2990 904 digits
n = 3310 1001 digits 1993 Jeffrey Young
n = 3794 1147 digits 1993 Jeffrey Young
n = 4592 1387 digits 1993 Jeffrey Young
n = 5234 1580 digits
n = 7926 2390 digits
n = 12548 3782 digits
n = 14228 4287 digits
n = 22390 6744 digits
n = 23402 7049 digits
n = 28656 8631 digits
n = 51022 15364 digits
n = 64428 19399 digits
n = 64496 19420 digits
n = 76102 22913 digits
n = 79992 24084 digits
n = 102742 30933 digits
n = 119804 36069 digits
n = 125076 37656 digits
n = 180882 54455 digits
n = 255096 76796 digits
n = 280844 84547 digits
n = 290142 87346 digits
n = 291612 87788 digits
n = 357780 107707 digits May 2012 PPSE; PrimeGrid
n = 440206 132520 digits Dec 2012 Tarmo Ilves; PPSE; PrimeGrid
n = 466030 140293 digits Sep 2009 Eran Navon; srsieve; PrimeGrid; LLR
n = 561836 169134 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 904094 272164 digits Jun 2012 Jeff Kohn; PSieve; srsieve; PrimeGrid; LLR
n = 917124 276086 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 917466 276189 digits Jun 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1548500 466149 digits Oct 2019 Frank Doornink; PSieve; srsieve; PrimeGrid; LLR
k: 8157
max n: 2.372.633
n = 3 5 digits
n = 4 6 digits
n = 7 7 digits
n = 10 7 digits
n = 12 8 digits
n = 14 9 digits
n = 24 12 digits
n = 58 22 digits
n = 64 24 digits
n = 92 32 digits
n = 110 38 digits
n = 230 74 digits
n = 255 81 digits
n = 262 83 digits
n = 412 128 digits
n = 444 138 digits
n = 518 160 digits
n = 548 169 digits
n = 747 229 digits
n = 771 237 digits
n = 924 283 digits
n = 1540 468 digits
n = 1562 475 digits
n = 1575 479 digits
n = 2015 611 digits
n = 2247 681 digits
n = 2592 785 digits
n = 2954 894 digits
n = 4778 1443 digits 1993 Jeffrey Young
n = 6678 2015 digits Mar 1996 Patrick Demichel
n = 6878 2075 digits Mar 1996 Patrick Demichel
n = 7502 2263 digits
n = 10302 3106 digits
n = 12462 3756 digits
n = 14348 4324 digits
n = 19250 5799 digits
n = 20058 6042 digits
n = 28275 8516 digits
n = 32504 9789 digits
n = 35503 10692 digits
n = 47180 14207 digits
n = 48278 14538 digits
n = 51611 15541 digits
n = 66372 19984 digits
n = 68504 20626 digits
n = 94808 28544 digits
n = 107140 32257 digits
n = 122718 36946 digits
n = 135700 40854 digits
n = 136964 41235 digits
n = 145944 43938 digits
n = 147894 44525 digits
n = 148754 44784 digits
n = 168392 50695 digits
n = 174970 52676 digits
n = 217635 65519 digits
n = 229588 69117 digits
n = 231622 69730 digits
n = 236931 71328 digits
n = 264964 79767 digits
n = 328704 98954 digits
n = 383784 115535 digits Jun 2012 Adrian Schori; PPSE; PrimeGrid
n = 715638 215433 digits Nov 2011 Michael D. Hittle; PSieve; srsieve; PrimeGrid; LLR
n = 788204 237277 digits Mar 2012 Sergii Lavrinenko; PSieve; srsieve; PrimeGrid; LLR
n = 1062220 319764 digits May 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1171798 352751 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1260398 379422 digits Apr 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1550268 466682 digits Nov 2019 Nils Kreth; PSieve; srsieve; PrimeGrid; LLR
n = 2001652 602562 digits Oct 2024 PPSE; PrimeGrid
k: 8159
max n: 2.373.126
n = 1 5 digits
n = 5 6 digits
n = 7 7 digits
n = 9 7 digits
n = 11 8 digits
n = 31 14 digits
n = 67 25 digits
n = 77 28 digits
n = 107 37 digits
n = 143 47 digits
n = 287 91 digits
n = 293 93 digits
n = 305 96 digits
n = 353 111 digits
n = 633 195 digits
n = 1045 319 digits
n = 1975 599 digits
n = 2617 792 digits
n = 3785 1144 digits 1993 Jeffrey Young
n = 4609 1392 digits 1993 Jeffrey Young
n = 5335 1610 digits
n = 9547 2878 digits
n = 11757 3544 digits
n = 14515 4374 digits
n = 22309 6720 digits
n = 30277 9119 digits
n = 42965 12938 digits
n = 50469 15197 digits
n = 84897 25561 digits
n = 166243 50049 digits
n = 218021 65635 digits
n = 250411 75386 digits
n = 259627 78160 digits
n = 525479 158189 digits Jul 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 694701 209130 digits Sep 2011 Jim Foody; PSieve; srsieve; PrimeGrid; LLR
n = 983329 296016 digits Sep 2012 Richer Yang; PSieve; srsieve; PrimeGrid; LLR
n = 1235875 372040 digits Feb 2014 John Chadwick; PSieve; srsieve; PrimeGrid; LLR
n = 1600199 481712 digits Sep 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 2165857 651992 digits Feb 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8161
max n: 2.373.232
n = 88 31 digits
n = 1024432 308389 digits Oct 2012 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
k: 8163
max n: 2.372.725
n = 2 5 digits
n = 9 7 digits
n = 16 9 digits
n = 20 10 digits
n = 37 16 digits
n = 40 16 digits
n = 44 18 digits
n = 49 19 digits
n = 74 27 digits
n = 100 35 digits
n = 101 35 digits
n = 117 40 digits
n = 126 42 digits
n = 152 50 digits
n = 166 54 digits
n = 221 71 digits
n = 236 75 digits
n = 316 100 digits
n = 326 103 digits
n = 378 118 digits
n = 381 119 digits
n = 401 125 digits
n = 418 130 digits
n = 577 178 digits
n = 580 179 digits
n = 710 218 digits
n = 712 219 digits
n = 809 248 digits
n = 1174 358 digits
n = 1802 547 digits
n = 4126 1246 digits 1993 Jeffrey Young
n = 5118 1545 digits
n = 5518 1665 digits
n = 7172 2163 digits
n = 9986 3010 digits
n = 25401 7651 digits
n = 33693 10147 digits
n = 43520 13105 digits
n = 60230 18135 digits
n = 79700 23997 digits
n = 80969 24379 digits
n = 89481 26941 digits
n = 113150 34066 digits
n = 136269 41025 digits
n = 170030 51189 digits
n = 243764 73385 digits
n = 272181 81939 digits
n = 298744 89935 digits
n = 299217 90078 digits
n = 508850 153184 digits May 2010 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 586652 176604 digits Dec 2010 Donald Hatland; PSieve; srsieve; PrimeGrid; LLR
n = 686889 206779 digits Sep 2011 Václav Vinklát; PSieve; srsieve; PrimeGrid; LLR
n = 774142 233044 digits Feb 2012 Lucas Koepke; PSieve; srsieve; PrimeGrid; LLR
n = 788673 237419 digits Mar 2012 Sveinung Marvik; PSieve; srsieve; PrimeGrid; LLR
n = 852693 256691 digits May 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1247670 375591 digits Feb 2014 Takeshi Nakamura; PSieve; srsieve; PrimeGrid; LLR
n = 3330042 1002447 digits Feb 2020 JanPeter Fischer; PSieve; srsieve; PrimeGrid; LLR
k: 8165
max n: 2.372.524
n = 5 6 digits
n = 15 9 digits
n = 21 11 digits
n = 23 11 digits
n = 35 15 digits
n = 39 16 digits
n = 95 33 digits
n = 125 42 digits
n = 129 43 digits
n = 305 96 digits
n = 465 144 digits
n = 471 146 digits
n = 515 159 digits
n = 621 191 digits
n = 639 197 digits
n = 1185 361 digits
n = 1271 387 digits
n = 1493 454 digits
n = 1499 456 digits
n = 1565 476 digits
n = 1811 550 digits
n = 2465 746 digits
n = 2793 845 digits
n = 3071 929 digits
n = 3225 975 digits
n = 4569 1380 digits 1993 Jeffrey Young
n = 12503 3768 digits
n = 14085 4244 digits
n = 21671 6528 digits
n = 39359 11853 digits
n = 42429 12777 digits
n = 68201 20535 digits
n = 69713 20990 digits
n = 152829 46011 digits
n = 188513 56752 digits
n = 391679 117912 digits Jul 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 595713 179332 digits Dec 2010 Daniel Rix; PSieve; srsieve; PrimeGrid; LLR
n = 762813 229634 digits Feb 2012 David Medek; PSieve; srsieve; PrimeGrid; LLR
n = 908603 273521 digits Jun 2012 Detlef Gleim; PSieve; srsieve; PrimeGrid; LLR
n = 1301313 391739 digits Feb 2015 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1359335 409205 digits Sep 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1483251 446507 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1489703 448450 digits Apr 2018 Robert Brandt; PSieve; srsieve; PrimeGrid; LLR
n = 1721621 518264 digits Nov 2022 Pete Allivato; PPSE; PrimeGrid
n = 2300001 692374 digits Aug 2025 Valter Cavecchia; PPSE; PrimeGrid
n = 2359653 710331 digits Apr 2026 Joachim Haberer; PPSE; PrimeGrid
k: 8167
max n: 2.372.897
n = 6 6 digits
n = 10 7 digits
n = 16 9 digits
n = 22 11 digits
n = 36 15 digits
n = 40 16 digits
n = 64 24 digits
n = 66 24 digits
n = 106 36 digits
n = 132 44 digits
n = 154 51 digits
n = 196 63 digits
n = 204 66 digits
n = 226 72 digits
n = 252 80 digits
n = 844 258 digits
n = 966 295 digits
n = 1156 352 digits
n = 2262 685 digits
n = 2350 712 digits
n = 3148 952 digits
n = 4216 1274 digits 1993 Jeffrey Young
n = 4524 1366 digits 1993 Jeffrey Young
n = 4804 1451 digits 1993 Jeffrey Young
n = 5382 1625 digits
n = 9562 2883 digits
n = 10600 3195 digits
n = 15646 4714 digits
n = 32950 9923 digits
n = 69426 20904 digits
n = 73902 22251 digits
n = 116058 34941 digits
n = 157330 47365 digits
n = 328302 98833 digits
n = 419728 126355 digits Oct 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 688422 207240 digits Aug 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 739060 222484 digits Feb 2012 Jean Emmanuel Rey Prieur; PSieve; srsieve; PrimeGrid; LLR
n = 1028902 309735 digits Oct 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1778344 535339 digits Dec 2023 Vaughan Davies; PPSE; PrimeGrid
k: 8169
max n: 2.373.024
n = 1 5 digits
n = 3 5 digits
n = 7 7 digits
n = 10 7 digits
n = 17 10 digits
n = 26 12 digits
n = 27 13 digits
n = 35 15 digits
n = 47 19 digits
n = 159 52 digits
n = 171 56 digits
n = 241 77 digits
n = 283 90 digits
n = 323 102 digits
n = 519 161 digits
n = 1201 366 digits
n = 1947 591 digits
n = 2695 816 digits
n = 4710 1422 digits 1993 Jeffrey Young
n = 4799 1449 digits 1993 Jeffrey Young
n = 6233 1881 digits
n = 6823 2058 digits
n = 7347 2216 digits May 1996 Patrick Demichel
n = 8075 2435 digits
n = 9487 2860 digits
n = 10231 3084 digits
n = 10599 3195 digits
n = 13895 4187 digits
n = 14227 4287 digits
n = 14786 4455 digits
n = 15954 4807 digits
n = 16033 4831 digits
n = 18065 5443 digits
n = 22855 6884 digits
n = 29467 8875 digits
n = 33449 10074 digits
n = 48371 14566 digits
n = 62915 18944 digits
n = 70234 21147 digits
n = 93094 28028 digits
n = 95391 28720 digits
n = 168071 50599 digits
n = 211619 63708 digits
n = 262550 79040 digits
n = 309353 93129 digits
n = 346563 104330 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 363715 109494 digits May 2012 PPSE; PrimeGrid
n = 389111 117138 digits Jul 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 418210 125898 digits Oct 2012 Bart Kus; PPSE; PrimeGrid
n = 1110206 334210 digits Jul 2013 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1242691 374092 digits Feb 2014 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1457627 438794 digits Sep 2017 Pavel Adamec; PSieve; srsieve; PrimeGrid; LLR
n = 1618959 487360 digits Feb 2021 Brian D. Niegocki; PSieve; srsieve; PrimeGrid; LLR
n = 2071787 623674 digits Jan 2025 Mark Williams; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2363026 711346 digits May 2026 Alex Hogan; PPSE; PrimeGrid
k: 8171
max n: 2.372.650
n = 13 8 digits
n = 87 31 digits
n = 121 41 digits
n = 183 60 digits
n = 565 174 digits
n = 925 283 digits
n = 1077 329 digits
n = 1273 388 digits
n = 1937 588 digits
n = 2267 687 digits
n = 5997 1810 digits
n = 6077 1834 digits
n = 7391 2229 digits
n = 7837 2364 digits
n = 7977 2406 digits
n = 18885 5689 digits
n = 31767 9567 digits
n = 40381 12160 digits
n = 42737 12870 digits
n = 64277 19354 digits
n = 77363 23293 digits
n = 92541 27862 digits
n = 265205 79839 digits
n = 391355 117814 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 1090225 328195 digits May 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1236507 372230 digits Feb 2014 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1656061 498528 digits Jan 2022 Cédric Latge; PSieve; srsieve; PrimeGrid; LLR
n = 1677027 504840 digits Feb 2022 Bob Calvin; PPSE; PrimeGrid
k: 8173
max n: 2.372.551
n = 2 5 digits
n = 4 6 digits
n = 18 10 digits
n = 28 13 digits
n = 44 18 digits
n = 48 19 digits
n = 116 39 digits
n = 160 53 digits
n = 368 115 digits
n = 452 140 digits
n = 472 146 digits
n = 784 240 digits
n = 1068 326 digits
n = 1300 396 digits
n = 1964 596 digits
n = 2328 705 digits
n = 4516 1364 digits 1993 Jeffrey Young
n = 12138 3658 digits
n = 13024 3925 digits
n = 13528 4077 digits
n = 26716 8047 digits
n = 145584 43830 digits
n = 178650 53783 digits
n = 216584 65203 digits
n = 229344 69044 digits
n = 333416 100373 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 566848 170643 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 582712 175418 digits Nov 2010 Michel Jacques; PSieve; srsieve; PrimeGrid; LLR
n = 738696 222374 digits Feb 2012 Lammert van der Veen; PSieve; srsieve; PrimeGrid; LLR
n = 953476 287029 digits Jul 2012 Takeshi Watanabe; PSieve; srsieve; PrimeGrid; LLR
n = 998216 300497 digits Sep 2012 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 1215036 365767 digits Feb 2014 Robert Miles; PSieve; srsieve; PrimeGrid; LLR
n = 1354112 407633 digits Sep 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1738458 523332 digits Apr 2023 Alexander E. Baranchikov; PPSE; PrimeGrid
k: 8175
max n: 2.372.455
n = 5 6 digits
n = 8 7 digits
n = 13 8 digits
n = 16 9 digits
n = 17 10 digits
n = 19 10 digits
n = 28 13 digits
n = 32 14 digits
n = 38 16 digits
n = 40 16 digits
n = 56 21 digits
n = 161 53 digits
n = 176 57 digits
n = 221 71 digits
n = 259 82 digits
n = 793 243 digits
n = 1097 335 digits
n = 1627 494 digits
n = 2053 622 digits
n = 2698 817 digits
n = 2956 894 digits
n = 3080 932 digits
n = 3421 1034 digits 1993 Jeffrey Young
n = 4720 1425 digits 1993 Jeffrey Young
n = 4777 1442 digits 1993 Jeffrey Young
n = 5269 1591 digits
n = 10709 3228 digits
n = 10849 3270 digits
n = 12022 3623 digits
n = 12520 3773 digits
n = 13265 3998 digits
n = 13885 4184 digits
n = 15985 4816 digits
n = 18401 5544 digits
n = 36685 11048 digits
n = 59318 17861 digits Jul 1999 Tadashi Taura; Proth
n = 69038 20787 digits
n = 113212 34085 digits
n = 167425 50404 digits
n = 216013 65031 digits
n = 229778 69174 digits
n = 268988 80978 digits
n = 278770 83923 digits
n = 280651 84489 digits
n = 459761 138406 digits Jun 2009 Dmitry Domanov; srsieve; PrimeGrid; LLR
n = 687932 207093 digits Sep 2011 Harald Kurschat; PSieve; srsieve; PrimeGrid; LLR
n = 701158 211074 digits Sep 2011 Wenzel Appenzeller; PSieve; srsieve; PrimeGrid; LLR
n = 925889 278725 digits Jun 2012 Matthew Dike; PSieve; srsieve; PrimeGrid; LLR
n = 1182758 356050 digits Oct 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1244756 374713 digits Feb 2014 Takeshi Nakamura; PSieve; srsieve; PrimeGrid; LLR
n = 1580425 475760 digits May 2020 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 2296978 691464 digits Jul 2025 Xuechen Xu; PPSE; PrimeGrid
k: 8177
max n: 2.372.714
n = 7 7 digits
n = 15 9 digits
n = 27 13 digits
n = 51 20 digits
n = 91 32 digits
n = 151 50 digits
n = 475 147 digits
n = 1131 345 digits
n = 1491 453 digits
n = 1871 568 digits
n = 2287 693 digits
n = 4547 1373 digits 1993 Jeffrey Young
n = 6535 1972 digits
n = 12407 3739 digits
n = 18631 5613 digits
n = 187159 56345 digits
n = 250147 75306 digits
n = 301375 90727 digits
n = 496667 149516 digits Apr 2010 Danial L. Puckett; PSieve; srsieve; PrimeGrid; LLR
k: 8179
max n: 2.373.458
n = 2 5 digits
n = 74 27 digits
n = 354 111 digits
n = 522 162 digits
n = 962 294 digits
n = 1214 370 digits
n = 1242 378 digits
n = 4650 1404 digits 1993 Jeffrey Young
n = 5342 1613 digits
n = 9398 2833 digits
n = 14870 4481 digits
n = 61550 18533 digits
n = 117030 35234 digits
n = 131498 39589 digits
n = 303158 91264 digits
n = 477882 143861 digits Oct 2009 Dale Laluk; srsieve; PrimeGrid; LLR
n = 683994 205907 digits Aug 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1932842 581848 digits Mar 2024 Jan Kožíšek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8181
max n: 2.372.760
n = 1 5 digits
n = 3 5 digits
n = 24 12 digits
n = 36 15 digits
n = 45 18 digits
n = 61 23 digits
n = 223 72 digits
n = 991 303 digits
n = 1380 420 digits
n = 2721 824 digits
n = 4429 1338 digits 1993 Jeffrey Young
n = 5821 1757 digits
n = 6481 1955 digits
n = 11617 3501 digits
n = 15051 4535 digits Nov 1997 Henri Lifchitz; Proth
n = 15489 4667 digits
n = 15921 4797 digits
n = 22611 6811 digits
n = 36063 10860 digits
n = 43833 13199 digits
n = 80029 24096 digits
n = 85344 25696 digits
n = 100003 30108 digits Jun 2000 Kimmo Herranen; Proth
n = 100573 30280 digits
n = 122601 36911 digits
n = 241921 72830 digits
n = 275607 82970 digits
n = 309996 93323 digits
n = 348093 104791 digits Apr 2012 Lukasz Piotrowski; PPSE; PrimeGrid
n = 430045 129461 digits Dec 2012 Gary Harris; PPSE; PrimeGrid
n = 446857 134522 digits Jan 2013 Gary Craig; PPSE; PrimeGrid
n = 505861 152284 digits May 2010 Alexander Kappner; PSieve; srsieve; PrimeGrid; LLR
n = 573411 172618 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 620607 186826 digits Feb 2011 Gus Obermeyer; PSieve; srsieve; PrimeGrid; LLR
n = 703044 211642 digits Sep 2011 Peter Crickman; PSieve; srsieve; PrimeGrid; LLR
n = 1689663 508644 digits May 2022 Gregory Bennett; PPSE; PrimeGrid
k: 8183
max n: 2.373.140
n = 9 7 digits
n = 33 14 digits
n = 261 83 digits
n = 617 190 digits
n = 1041 318 digits
n = 1313 400 digits
n = 1613 490 digits
n = 4473 1351 digits 1993 Jeffrey Young
n = 16209 4884 digits
n = 104453 31448 digits
n = 108557 32683 digits
n = 406821 122470 digits Aug 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 1436661 432482 digits Feb 2017 Andreas Lorenz; PSieve; srsieve; PrimeGrid; LLR
n = 1961357 590432 digits May 2024 Sabrina Tarson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8185
max n: 2.372.785
n = 8 7 digits
n = 26 12 digits
n = 32 14 digits
n = 60 22 digits
n = 74 27 digits
n = 90 32 digits
n = 126 42 digits
n = 128 43 digits
n = 236 75 digits
n = 244 78 digits
n = 290 92 digits
n = 292 92 digits
n = 500 155 digits
n = 1232 375 digits
n = 1396 425 digits
n = 5018 1515 digits
n = 5752 1736 digits
n = 12376 3730 digits
n = 15970 4812 digits
n = 21906 6599 digits
n = 28016 8438 digits
n = 32582 9813 digits
n = 35010 10543 digits
n = 41116 12382 digits
n = 43246 13023 digits
n = 44484 13395 digits
n = 57190 17220 digits
n = 97632 29395 digits
n = 108284 32601 digits
n = 200996 60510 digits
n = 358368 107884 digits May 2012 PPSE; PrimeGrid
n = 907460 273177 digits Jun 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 944074 284199 digits Jul 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1225738 368988 digits Feb 2014 Michael Millerick; PSieve; srsieve; PrimeGrid; LLR
n = 1353006 407300 digits Aug 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1715388 516388 digits Oct 2022 Paweł Dec; PPSE; PrimeGrid
n = 3360896 1011735 digits Apr 2021 Charles Jackson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8187
max n: 2.372.958
n = 2 5 digits
n = 3 5 digits
n = 6 6 digits
n = 10 7 digits
n = 12 8 digits
n = 15 9 digits
n = 16 9 digits
n = 28 13 digits
n = 43 17 digits
n = 46 18 digits
n = 51 20 digits
n = 52 20 digits
n = 75 27 digits
n = 79 28 digits
n = 91 32 digits
n = 114 39 digits
n = 134 45 digits
n = 158 52 digits
n = 159 52 digits
n = 162 53 digits
n = 204 66 digits
n = 218 70 digits
n = 299 94 digits
n = 382 119 digits
n = 432 134 digits
n = 499 155 digits
n = 523 162 digits
n = 562 174 digits
n = 563 174 digits
n = 698 215 digits
n = 2054 623 digits
n = 2932 887 digits
n = 4063 1227 digits 1993 Jeffrey Young
n = 5046 1523 digits
n = 5431 1639 digits
n = 6339 1913 digits
n = 7039 2123 digits
n = 7995 2411 digits
n = 8743 2636 digits
n = 17304 5213 digits
n = 25098 7560 digits
n = 42084 12673 digits
n = 68110 20508 digits
n = 110422 33245 digits
n = 126190 37991 digits
n = 130420 39265 digits
n = 141323 42547 digits
n = 199271 59991 digits
n = 222864 67093 digits
n = 278818 83937 digits
n = 282643 85088 digits
n = 311788 93862 digits
n = 532555 160319 digits Jul 2010 Mike Parker; PSieve; srsieve; PrimeGrid; LLR
n = 739819 222712 digits Feb 2012 Tom Pepper; PSieve; srsieve; PrimeGrid; LLR
n = 919243 276724 digits Jun 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1747918 526180 digits Jun 2023 Derek Gordon; PPSE; PrimeGrid
n = 2039770 614036 digits Jan 2025 Dr. James Scott Brown; PPSE; PrimeGrid
k: 8189
max n: 2.372.686
n = 5 6 digits
n = 7 7 digits
n = 13 8 digits
n = 37 16 digits
n = 43 17 digits
n = 83 29 digits
n = 119 40 digits
n = 395 123 digits
n = 503 156 digits
n = 1079 329 digits
n = 1673 508 digits
n = 2135 647 digits
n = 2933 887 digits
n = 5993 1808 digits
n = 6565 1981 digits
n = 7105 2143 digits
n = 12389 3734 digits
n = 16169 4872 digits
n = 16967 5112 digits
n = 24269 7310 digits
n = 37277 11226 digits
n = 40885 12312 digits
n = 54229 16329 digits
n = 110093 33146 digits
n = 153535 46223 digits
n = 1200409 361364 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1616387 486585 digits Feb 2021 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 2075393 624760 digits Jan 2025 Brandon Wharton; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8191
max n: 2.373.240
n = 12 8 digits
n = 20 10 digits
n = 412 128 digits
n = 712 219 digits
n = 2092 634 digits
n = 4704 1420 digits 1993 Jeffrey Young
n = 10176 3068 digits
n = 33396 10058 digits Dec 1997 Judson McCranie; Proth
n = 41124 12384 digits Dec 1997 Judson McCranie; Proth
n = 105604 31794 digits
n = 139780 42082 digits
n = 142924 43029 digits
n = 285072 85820 digits Sep 2005 Kazuyoshi Asao; Proth
n = 839300 252659 digits Apr 2012 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
k: 8193
max n: 2.373.323
n = 6 6 digits
n = 17 10 digits
n = 20 10 digits
n = 54 21 digits
n = 81 29 digits
n = 90 32 digits
n = 150 50 digits
n = 197 64 digits
n = 260 83 digits
n = 465 144 digits
n = 564 174 digits
n = 3114 942 digits
n = 3413 1032 digits 1993 Jeffrey Young
n = 5601 1690 digits
n = 5613 1694 digits
n = 5838 1762 digits
n = 6564 1980 digits
n = 7674 2315 digits
n = 9594 2892 digits
n = 13386 4034 digits
n = 13604 4100 digits
n = 14273 4301 digits
n = 17532 5282 digits
n = 19050 5739 digits
n = 47957 14441 digits
n = 82788 24926 digits
n = 88113 26529 digits
n = 122564 36900 digits
n = 161724 48688 digits
n = 297006 89412 digits
n = 1256262 378177 digits Apr 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1315485 396005 digits Feb 2015 Ralf Graeber; PSieve; srsieve; PrimeGrid; LLR
n = 1767377 532038 digits Oct 2023 Ruud van der Kroef; PPSE; PrimeGrid
k: 8195
max n: 2.373.459
n = 19 10 digits
n = 195 63 digits
n = 1011 309 digits
n = 3027 916 digits
n = 3339 1010 digits 1993 Jeffrey Young
n = 8691 2621 digits
n = 12339 3719 digits
n = 16567 4992 digits
n = 20251 6101 digits
n = 25299 7620 digits
n = 33435 10069 digits
n = 37995 11442 digits
n = 188643 56792 digits
n = 308055 92738 digits
n = 410605 123609 digits Jan 2008 Dr. James Scott Brown; PPSE; PrimeGrid
n = 451107 135801 digits Apr 2009 Ikumi Yuki; srsieve; PrimeGrid; LLR
n = 742515 223524 digits Feb 2012 Rainer Emrich; PSieve; srsieve; PrimeGrid; LLR
n = 978687 294619 digits Aug 2012 Ray Miller; PSieve; srsieve; PrimeGrid; LLR
n = 1111375 334562 digits Jul 2013 Jesper Hedlund; PSieve; srsieve; PrimeGrid; LLR
n = 2324365 699708 digits Nov 2025 Valter Cavecchia; PPSE; PrimeGrid
k: 8197
max n: 2.373.049
n = 2 5 digits
n = 12 8 digits
n = 18 10 digits
n = 22 11 digits
n = 40 16 digits
n = 68 25 digits
n = 82 29 digits
n = 142 47 digits
n = 182 59 digits
n = 236 75 digits
n = 282 89 digits
n = 300 95 digits
n = 396 124 digits
n = 748 230 digits
n = 776 238 digits
n = 1558 473 digits
n = 2190 664 digits
n = 2370 718 digits
n = 3152 953 digits
n = 3220 974 digits
n = 3576 1081 digits 1993 Jeffrey Young
n = 3766 1138 digits 1993 Jeffrey Young
n = 4202 1269 digits 1993 Jeffrey Young
n = 5052 1525 digits
n = 5212 1573 digits
n = 5490 1657 digits
n = 5980 1805 digits
n = 8372 2525 digits
n = 12112 3650 digits
n = 13850 4174 digits
n = 14250 4294 digits
n = 19362 5833 digits
n = 19438 5856 digits
n = 19508 5877 digits
n = 19592 5902 digits
n = 29222 8801 digits
n = 29630 8924 digits
n = 33070 9959 digits
n = 37630 11332 digits
n = 74386 22397 digits
n = 143840 43305 digits
n = 211122 63558 digits
n = 247030 74368 digits
n = 254122 76503 digits
n = 297630 89600 digits
n = 428556 129013 digits Nov 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 698690 210331 digits Sep 2011 Tomo Koscak; PSieve; srsieve; PrimeGrid; LLR
n = 838632 252458 digits Apr 2012 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 937298 282159 digits Jul 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1122710 337974 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 3476332 1046485 digits Jul 2023 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8199
max n: 2.372.917
n = 2 5 digits
n = 5 6 digits
n = 7 7 digits
n = 15 9 digits
n = 30 13 digits
n = 50 19 digits
n = 65 24 digits
n = 158 52 digits
n = 297 94 digits
n = 299 94 digits
n = 407 127 digits
n = 447 139 digits
n = 577 178 digits
n = 698 215 digits
n = 858 263 digits
n = 1077 329 digits
n = 1237 377 digits
n = 1307 398 digits
n = 1734 526 digits
n = 1887 572 digits
n = 1935 587 digits
n = 2010 609 digits
n = 2570 778 digits
n = 3727 1126 digits 1993 Jeffrey Young
n = 4087 1235 digits 1993 Jeffrey Young
n = 4097 1238 digits 1993 Jeffrey Young
n = 4914 1484 digits 1993 Jeffrey Young
n = 5047 1524 digits
n = 6489 1958 digits
n = 8475 2556 digits
n = 9459 2852 digits
n = 15222 4587 digits
n = 19314 5819 digits
n = 19729 5943 digits
n = 21939 6609 digits
n = 23318 7024 digits
n = 25218 7596 digits
n = 26127 7869 digits
n = 32127 9676 digits
n = 35299 10630 digits
n = 35609 10724 digits
n = 37675 11346 digits
n = 40755 12273 digits Jul 1999 Tadashi Taura; Proth
n = 41805 12589 digits
n = 48618 14640 digits
n = 72175 21731 digits
n = 75338 22683 digits
n = 92485 27845 digits
n = 146514 44110 digits
n = 202674 61015 digits
n = 641749 193190 digits Feb 2011 Mirko Wunder; PSieve; srsieve; PrimeGrid; LLR
n = 750318 225873 digits Feb 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1021218 307422 digits Oct 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1800057 541876 digits Jan 2024 Bryan Little; PPSE; PrimeGrid
k: 8201
max n: 2.372.656
n = 3 5 digits
n = 5 6 digits
n = 15 9 digits
n = 19 10 digits
n = 33 14 digits
n = 39 16 digits
n = 41 17 digits
n = 45 18 digits
n = 63 23 digits
n = 65 24 digits
n = 67 25 digits
n = 73 26 digits
n = 79 28 digits
n = 87 31 digits
n = 111 38 digits
n = 147 49 digits
n = 165 54 digits
n = 243 78 digits
n = 301 95 digits
n = 315 99 digits
n = 337 106 digits
n = 391 122 digits
n = 441 137 digits
n = 471 146 digits
n = 473 147 digits
n = 559 173 digits
n = 775 238 digits
n = 805 247 digits
n = 883 270 digits
n = 969 296 digits
n = 1005 307 digits
n = 1653 502 digits
n = 2277 690 digits
n = 2811 851 digits
n = 3441 1040 digits 1993 Jeffrey Young
n = 3797 1147 digits 1993 Jeffrey Young
n = 4261 1287 digits 1993 Jeffrey Young
n = 9843 2967 digits
n = 24453 7366 digits Oct 1998 Baptiste Heyman; Proth
n = 30091 9063 digits
n = 55309 16654 digits
n = 60003 18067 digits
n = 60621 18253 digits
n = 71431 21507 digits
n = 83635 25181 digits
n = 89859 27055 digits
n = 93261 28079 digits
n = 101995 30708 digits
n = 114763 34552 digits
n = 132553 39907 digits
n = 134611 40526 digits
n = 171329 51580 digits
n = 174101 52414 digits
n = 184721 55611 digits
n = 203753 61340 digits
n = 217483 65473 digits
n = 218337 65730 digits
n = 268851 80937 digits
n = 366441 110314 digits May 2012 PPSE; PrimeGrid
n = 509523 153386 digits May 2010 Andrew Gockel; PSieve; srsieve; PrimeGrid; LLR
n = 514957 155022 digits Jun 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 562263 169262 digits Oct 2010 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 714723 215157 digits Nov 2011 Nianchuan Jian; PSieve; srsieve; PrimeGrid; LLR
n = 1112165 334799 digits Jul 2013 Chris Cude; PSieve; srsieve; PrimeGrid; LLR
n = 1150143 346232 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1331539 400838 digits May 2015 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 2073631 624230 digits Jan 2025 LeRoy Blanchard; PPSE; PrimeGrid
n = 3365283 1013056 digits May 2021 Andrew Johnson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3395673 1022204 digits Feb 2022 Stefan Larsson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8203
max n: 2.373.009
n = 4 6 digits
n = 10 7 digits
n = 14 9 digits
n = 16 9 digits
n = 1558 473 digits
n = 1870 567 digits
n = 1906 578 digits
n = 1916 581 digits
n = 2470 748 digits
n = 9818 2960 digits
n = 33826 10187 digits
n = 48598 14634 digits
n = 62248 18743 digits
n = 293548 88371 digits
n = 346900 104432 digits Apr 2012 Honza Cholt; PPSE; PrimeGrid
n = 650974 195967 digits Feb 2011 Takaharu Yamamura; PSieve; srsieve; PrimeGrid; LLR
n = 1374494 413768 digits Jan 2016 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1963450 591062 digits May 2024 Michal Marek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8205
max n: 2.372.785
n = 1 5 digits
n = 7 7 digits
n = 15 9 digits
n = 16 9 digits
n = 18 10 digits
n = 26 12 digits
n = 28 13 digits
n = 36 15 digits
n = 45 18 digits
n = 66 24 digits
n = 82 29 digits
n = 97 34 digits
n = 107 37 digits
n = 114 39 digits
n = 194 63 digits
n = 258 82 digits
n = 294 93 digits
n = 296 94 digits
n = 302 95 digits
n = 342 107 digits
n = 356 112 digits
n = 357 112 digits
n = 408 127 digits
n = 528 163 digits
n = 538 166 digits
n = 555 171 digits
n = 789 242 digits
n = 877 268 digits
n = 1158 353 digits
n = 1389 423 digits
n = 1429 435 digits
n = 1866 566 digits
n = 1918 582 digits
n = 2352 712 digits
n = 2602 788 digits
n = 3136 948 digits
n = 3491 1055 digits 1993 Jeffrey Young
n = 3762 1137 digits 1993 Jeffrey Young
n = 4366 1319 digits 1993 Jeffrey Young
n = 5664 1709 digits
n = 6066 1830 digits
n = 7573 2284 digits
n = 7624 2299 digits
n = 9645 2908 digits
n = 10569 3186 digits
n = 14106 4251 digits
n = 14576 4392 digits
n = 15652 4716 digits
n = 16149 4866 digits
n = 29398 8854 digits
n = 30495 9184 digits
n = 32835 9889 digits
n = 35486 10687 digits
n = 58047 17478 digits
n = 60301 18157 digits
n = 63422 19096 digits
n = 66694 20081 digits
n = 70524 21234 digits
n = 76032 22892 digits
n = 76099 22912 digits
n = 85339 25694 digits
n = 87602 26375 digits
n = 100116 30142 digits
n = 121208 36492 digits
n = 145456 43791 digits
n = 177274 53369 digits
n = 250226 75330 digits
n = 289732 87222 digits
n = 403809 121563 digits Jul 2012 Frank Matillek; PPSE; PrimeGrid
n = 427909 128818 digits Nov 2012 Honza Cholt; PPSE; PrimeGrid
n = 552824 166421 digits Oct 2010 Daishin Ueyama; PSieve; srsieve; PrimeGrid; LLR
n = 582996 175504 digits Nov 2010 Anonymous; PSieve; srsieve; PrimeGrid; LLR
n = 684973 206202 digits Sep 2011 Andrea Piazza; PSieve; srsieve; PrimeGrid; LLR
n = 694307 209012 digits Sep 2011 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 724608 218133 digits Nov 2011 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 849262 255658 digits Apr 2012 Darrell Hoffpauir; PSieve; srsieve; PrimeGrid; LLR
n = 1128141 339609 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1158309 348690 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1170276 352293 digits Oct 2013 Timothy D Winslow; PSieve; srsieve; PrimeGrid; LLR
n = 1264708 380719 digits May 2014 Marshall Bishop; PSieve; srsieve; PrimeGrid; OpenPFGW; LLR
n = 1271355 382720 digits May 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1319365 397173 digits Feb 2015 Robert Hoffman; PSieve; srsieve; PrimeGrid; LLR
n = 1860708 560133 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1887247 568122 digits Feb 2024 Lorin Arnold; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2090964 629447 digits Jan 2025 Ed Goforth; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2117198 637345 digits Jan 2025 Ward De Ridder; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8207
max n: 2.373.363
n = 3 5 digits
n = 11 8 digits
n = 71 26 digits
n = 131 44 digits
n = 371 116 digits
n = 1191 363 digits
n = 1991 604 digits
n = 118031 35535 digits
n = 1351899 406967 digits Aug 2015 Wolfram Glatte; PSieve; srsieve; PrimeGrid; LLR
n = 1370639 412608 digits Dec 2015 Shaun Cox; PSieve; srsieve; PrimeGrid; LLR
n = 1627463 489920 digits Feb 2021 Giles Averay-Jones; PSieve; srsieve; PrimeGrid; LLR
n = 2328299 700892 digits Dec 2025 Robert Lacroix; PPSE; PrimeGrid
k: 8209
max n: 2.372.861
n = 6 6 digits
n = 58 22 digits
n = 114 39 digits
n = 694 213 digits
n = 1674 508 digits
n = 2110 640 digits
n = 5386 1626 digits
n = 32958 9926 digits
n = 84282 25376 digits
n = 88522 26652 digits
n = 163674 49275 digits
n = 252486 76010 digits
n = 404034 121631 digits Aug 2012 Bart Kus; PPSE; PrimeGrid
n = 434014 130656 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 724126 217988 digits Nov 2011 John Chadwick; PSieve; srsieve; PrimeGrid; LLR
n = 746358 224681 digits Feb 2012 Michael Wild; PSieve; srsieve; PrimeGrid; LLR
k: 8211
max n: 2.372.784
n = 7 7 digits
n = 16 9 digits
n = 20 10 digits
n = 25 12 digits
n = 29 13 digits
n = 35 15 digits
n = 155 51 digits
n = 175 57 digits
n = 272 86 digits
n = 445 138 digits
n = 676 208 digits
n = 996 304 digits
n = 1116 340 digits
n = 1307 398 digits
n = 1477 449 digits
n = 1960 594 digits
n = 2204 668 digits
n = 2916 882 digits
n = 4397 1328 digits 1993 Jeffrey Young
n = 5147 1554 digits
n = 5209 1572 digits
n = 5857 1768 digits
n = 10487 3161 digits
n = 15660 4719 digits
n = 21835 6577 digits
n = 23665 7128 digits
n = 28745 8658 digits
n = 31027 9344 digits
n = 37605 11325 digits
n = 41577 12520 digits
n = 79652 23982 digits
n = 135285 40729 digits
n = 177544 53450 digits
n = 319620 96220 digits
n = 412580 124203 digits Sep 2012 James Boerner; PPSE; PrimeGrid
n = 470380 141603 digits Oct 2009 Koichi Okubo; srsieve; PrimeGrid; LLR
n = 485740 146227 digits Nov 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 539485 162406 digits Aug 2010 Adam Ferralli; PSieve; srsieve; PrimeGrid; LLR
n = 584700 176017 digits Nov 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 790987 238115 digits Mar 2012 Sami Heikkila; PSieve; srsieve; PrimeGrid; LLR
n = 842577 253645 digits Apr 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1026685 309067 digits Oct 2012 Adam Cisler; PSieve; srsieve; PrimeGrid; LLR
n = 1177017 354322 digits Oct 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 8213
max n: 2.373.376
n = 1 5 digits
n = 13 8 digits
n = 37 16 digits
n = 53 20 digits
n = 73 26 digits
n = 85 30 digits
n = 1233 376 digits
n = 1653 502 digits
n = 2197 666 digits
n = 3577 1081 digits 1993 Jeffrey Young
n = 5413 1634 digits
n = 6197 1870 digits
n = 9037 2725 digits
n = 24253 7305 digits
n = 26805 8074 digits
n = 47501 14304 digits
n = 170765 51410 digits
n = 1782537 536602 digits Dec 2023 Paweł Dec; PPSE; PrimeGrid
n = 3456141 1040407 digits Feb 2023 Ladislav Koudelka; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8215
max n: 2.372.047
n = 4 6 digits
n = 8 7 digits
n = 22 11 digits
n = 28 13 digits
n = 38 16 digits
n = 80 28 digits
n = 86 30 digits
n = 100 35 digits
n = 172 56 digits
n = 296 94 digits
n = 304 96 digits
n = 812 249 digits
n = 940 287 digits
n = 1302 396 digits
n = 1438 437 digits
n = 1526 464 digits
n = 1534 466 digits
n = 1846 560 digits
n = 3446 1042 digits 1993 Jeffrey Young
n = 4414 1333 digits 1993 Jeffrey Young
n = 5646 1704 digits
n = 10984 3311 digits
n = 25734 7751 digits
n = 47726 14371 digits
n = 75376 22695 digits
n = 87292 26282 digits
n = 145544 43818 digits
n = 163622 49260 digits
n = 451612 135953 digits Apr 2009 Dr. James Scott Brown; srsieve; PrimeGrid; LLR
n = 594344 178920 digits Dec 2010 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
n = 628710 189265 digits Feb 2011 Doug Cushing; PSieve; srsieve; PrimeGrid; LLR
n = 825856 248612 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
k: 8217
max n: 2.372.797
n = 2 5 digits
n = 8 7 digits
n = 74 27 digits
n = 82 29 digits
n = 88 31 digits
n = 122 41 digits
n = 142 47 digits
n = 263 84 digits
n = 314 99 digits
n = 452 140 digits
n = 550 170 digits
n = 874 268 digits
n = 1022 312 digits
n = 2638 799 digits
n = 3776 1141 digits 1993 Jeffrey Young
n = 4670 1410 digits 1993 Jeffrey Young
n = 6656 2008 digits Mar 1996 Patrick Demichel
n = 8666 2613 digits
n = 10388 3132 digits
n = 13358 4026 digits
n = 17564 5292 digits
n = 31016 9341 digits
n = 43460 13087 digits
n = 70643 21270 digits
n = 82436 24820 digits
n = 300778 90548 digits
n = 466423 140412 digits Sep 2009 Ikumi Yuki; srsieve; PrimeGrid; LLR
n = 678542 204266 digits Aug 2011 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 938168 282421 digits Jul 2012 Nick Athanas; PSieve; srsieve; PrimeGrid; LLR
n = 984548 296383 digits Sep 2012 Robert Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 1292446 389069 digits Sep 2014 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1452542 437263 digits Jul 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 8219
max n: 2.373.130
n = 5 6 digits
n = 11 8 digits
n = 21 11 digits
n = 43 17 digits
n = 47 19 digits
n = 59 22 digits
n = 75 27 digits
n = 83 29 digits
n = 181 59 digits
n = 189 61 digits
n = 197 64 digits
n = 207 67 digits
n = 541 167 digits
n = 599 185 digits
n = 669 206 digits
n = 939 287 digits
n = 1925 584 digits
n = 2167 657 digits
n = 2927 886 digits
n = 3323 1005 digits 1993 Jeffrey Young
n = 4885 1475 digits 1993 Jeffrey Young
n = 8723 2630 digits
n = 9687 2920 digits
n = 12347 3721 digits
n = 19043 5737 digits
n = 31907 9609 digits
n = 33397 10058 digits
n = 64341 19373 digits
n = 68133 20514 digits
n = 76237 22954 digits
n = 76613 23067 digits
n = 142293 42839 digits
n = 195275 58788 digits
n = 217211 65391 digits
n = 238939 71932 digits
n = 669981 201689 digits Apr 2011 Daniel Hagerty; PSieve; srsieve; PrimeGrid; LLR
n = 726107 218584 digits Feb 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1411855 425015 digits Jul 2016 Franz-Xaver Harvanek; PSieve; srsieve; PrimeGrid; LLR
n = 1876059 564754 digits Feb 2024 Michael Garrison; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8221
max n: 2.372.951
n = 12 8 digits
n = 36 15 digits
n = 80 28 digits
n = 360 113 digits
n = 824 252 digits
n = 1268 386 digits
n = 4068 1229 digits 1993 Jeffrey Young
n = 4892 1477 digits 1993 Jeffrey Young
n = 6060 1829 digits
n = 17816 5368 digits
n = 24956 7517 digits
n = 254388 76583 digits
n = 288020 86707 digits
n = 700776 210959 digits Feb 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
k: 8223
max n: 2.373.445
n = 1 5 digits
n = 12 8 digits
n = 18 10 digits
n = 21 11 digits
n = 28 13 digits
n = 33 14 digits
n = 217 70 digits
n = 241 77 digits
n = 312 98 digits
n = 477 148 digits
n = 789 242 digits
n = 825 253 digits
n = 1585 482 digits
n = 1597 485 digits
n = 1905 578 digits
n = 3105 939 digits
n = 3297 997 digits
n = 3934 1189 digits
n = 7294 2200 digits
n = 13342 4021 digits
n = 16297 4910 digits
n = 34573 10412 digits
n = 51912 15631 digits
n = 145458 43792 digits
n = 154554 46530 digits
n = 177420 53413 digits
n = 179241 53961 digits
n = 179529 54048 digits
n = 205588 61893 digits
n = 289512 87156 digits
n = 394638 118802 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 473112 142425 digits Oct 2009 Junya Izuhara; srsieve; PrimeGrid; LLR
n = 2077642 625437 digits Jan 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8225
max n: 2.372.360
n = 1 5 digits
n = 5 6 digits
n = 7 7 digits
n = 11 8 digits
n = 23 11 digits
n = 27 13 digits
n = 29 13 digits
n = 43 17 digits
n = 57 22 digits
n = 63 23 digits
n = 91 32 digits
n = 119 40 digits
n = 129 43 digits
n = 243 78 digits
n = 253 81 digits
n = 291 92 digits
n = 343 108 digits
n = 349 109 digits
n = 609 188 digits
n = 667 205 digits
n = 705 217 digits
n = 707 217 digits
n = 825 253 digits
n = 837 256 digits
n = 1059 323 digits
n = 1261 384 digits
n = 1327 404 digits
n = 1391 423 digits
n = 1413 430 digits
n = 1761 535 digits
n = 1797 545 digits
n = 1885 572 digits
n = 2561 775 digits
n = 4831 1459 digits 1993 Jeffrey Young
n = 5667 1710 digits
n = 6513 1965 digits
n = 7489 2259 digits
n = 16387 4937 digits
n = 17403 5243 digits
n = 21625 6514 digits
n = 25967 7821 digits
n = 27855 8390 digits
n = 28437 8565 digits
n = 42129 12687 digits
n = 42693 12856 digits
n = 54671 16462 digits
n = 84847 25546 digits
n = 118305 35618 digits
n = 135111 40677 digits
n = 145179 43708 digits
n = 270777 81516 digits
n = 355203 106931 digits May 2012 PPSE; PrimeGrid
n = 458349 137981 digits Jun 2009 Alan J Hidy; srsieve; PrimeGrid; LLR
n = 670097 201724 digits Jun 2011 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 911661 274442 digits Jun 2012 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 1062163 319747 digits May 2013 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1172403 352933 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1709215 514529 digits Sep 2022 Jürgen Heinrich; PPSE; PrimeGrid
n = 1823473 548924 digits Jan 2024 Steven Wong; PPSE; PrimeGrid
n = 2025563 609760 digits Dec 2024 Dr. James Scott Brown; PPSE; PrimeGrid
k: 8227
max n: 2.372.861
n = 2 5 digits
n = 12 8 digits
n = 26 12 digits
n = 78 28 digits
n = 92 32 digits
n = 204 66 digits
n = 292 92 digits
n = 1078 329 digits
n = 1092 333 digits
n = 1364 415 digits
n = 1422 432 digits
n = 1506 458 digits
n = 2172 658 digits
n = 2362 715 digits
n = 2436 738 digits
n = 2524 764 digits
n = 3094 936 digits
n = 3364 1017 digits 1993 Jeffrey Young
n = 5644 1703 digits
n = 6718 2027 digits
n = 7918 2388 digits
n = 8242 2486 digits
n = 20054 6041 digits
n = 31484 9482 digits
n = 32874 9900 digits
n = 59662 17964 digits
n = 62714 18883 digits
n = 75594 22760 digits
n = 86506 26045 digits
n = 90062 27116 digits
n = 128662 38736 digits
n = 176486 53132 digits
n = 287518 86556 digits
n = 343748 103483 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 426974 128536 digits Nov 2012 Jon Antonides; PPSE; PrimeGrid
n = 481294 144888 digits Dec 2009 Ian Dickinson; PSieve; srsieve; PrimeGrid; LLR
n = 513228 154501 digits Jun 2010 Mathias Striecks; PSieve; srsieve; PrimeGrid; LLR
n = 730372 219868 digits Feb 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 3410878 1026781 digits Mar 2022 Barry Walsh; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8229
max n: 2.371.769
n = 2 5 digits
n = 6 6 digits
n = 10 7 digits
n = 13 8 digits
n = 14 9 digits
n = 19 10 digits
n = 38 16 digits
n = 50 19 digits
n = 51 20 digits
n = 57 22 digits
n = 78 28 digits
n = 122 41 digits
n = 127 43 digits
n = 154 51 digits
n = 222 71 digits
n = 247 79 digits
n = 273 87 digits
n = 279 88 digits
n = 373 117 digits
n = 503 156 digits
n = 519 161 digits
n = 554 171 digits
n = 594 183 digits
n = 749 230 digits
n = 762 234 digits
n = 881 270 digits
n = 922 282 digits
n = 1269 386 digits
n = 1710 519 digits
n = 1971 598 digits
n = 2014 611 digits
n = 3098 937 digits
n = 3270 989 digits
n = 4059 1226 digits 1993 Jeffrey Young
n = 4558 1377 digits 1993 Jeffrey Young
n = 5553 1676 digits
n = 6869 2072 digits
n = 8553 2579 digits May 1996 Patrick Demichel
n = 10722 3232 digits
n = 12993 3916 digits
n = 13478 4062 digits
n = 16931 5101 digits
n = 22690 6835 digits
n = 26469 7972 digits
n = 26931 8111 digits
n = 30082 9060 digits
n = 32194 9696 digits
n = 40063 12065 digits
n = 54219 16326 digits
n = 88798 26735 digits
n = 89458 26934 digits
n = 91122 27435 digits
n = 108790 32753 digits
n = 115179 34677 digits
n = 118649 35721 digits
n = 121074 36451 digits
n = 132059 39758 digits
n = 160650 48365 digits
n = 169130 50918 digits
n = 171330 51580 digits
n = 190194 57259 digits
n = 207842 62571 digits
n = 409369 123237 digits Sep 2012 Adrian Schori; PPSE; PrimeGrid
n = 459429 138306 digits Jun 2009 Alan J Hidy; srsieve; PrimeGrid; LLR
n = 520722 156757 digits Jun 2010 Jay Pantone; PSieve; srsieve; PrimeGrid; LLR
n = 570963 171881 digits Nov 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 695527 209379 digits Sep 2011 Yaroslav Buzko; PSieve; srsieve; PrimeGrid; LLR
n = 800762 241058 digits Mar 2012 Jiro Aso; PSieve; srsieve; PrimeGrid; LLR
n = 831339 250262 digits Apr 2012 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 891531 268382 digits Jun 2012 John T Marshall; PSieve; srsieve; PrimeGrid; LLR
n = 1234302 371566 digits Feb 2014 Josef Matousek; PSieve; srsieve; PrimeGrid; LLR
n = 1405179 423005 digits May 2016 Yuya Mochizuki; PSieve; srsieve; PrimeGrid; LLR
n = 1448451 436032 digits May 2017 Dirk Sellsted; PSieve; srsieve; PrimeGrid; LLR
n = 1506078 453379 digits Nov 2018 Brian Pomerantz; PSieve; srsieve; PrimeGrid; LLR
n = 1865229 561494 digits Feb 2024 Adrian Schori; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2229457 671138 digits Feb 2025 Anthony Roy; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8231
max n: 2.372.710
n = 35 15 digits
n = 71 26 digits
n = 211 68 digits
n = 323 102 digits
n = 343 108 digits
n = 431 134 digits
n = 1691 513 digits
n = 3191 965 digits
n = 7759 2340 digits May 1996 Patrick Demichel
n = 8149 2458 digits May 1996 Patrick Demichel
n = 9631 2904 digits
n = 12383 3732 digits
n = 13711 4132 digits
n = 21803 6568 digits
n = 24251 7305 digits
n = 30635 9226 digits
n = 127705 38447 digits
n = 239791 72189 digits
n = 357971 107764 digits May 2012 PPSE; PrimeGrid
n = 500495 150668 digits May 2009 Steven Harvey; srsieve; PrimeGrid; LLR
n = 834121 251100 digits Apr 2012 Bill Wofford; PSieve; srsieve; PrimeGrid; LLR
n = 1659811 499657 digits Feb 2022 Bob Calvin; PSieve; srsieve; PrimeGrid; LLR
k: 8233
max n: 2.373.221
n = 2 5 digits
n = 6 6 digits
n = 18 10 digits
n = 26 12 digits
n = 30 13 digits
n = 62 23 digits
n = 152 50 digits
n = 426 133 digits
n = 740 227 digits
n = 840 257 digits
n = 1102 336 digits
n = 1128 344 digits
n = 1140 348 digits
n = 1378 419 digits
n = 2150 652 digits
n = 2306 699 digits
n = 3458 1045 digits 1993 Jeffrey Young
n = 5330 1609 digits
n = 5748 1735 digits
n = 7162 2160 digits
n = 8950 2699 digits
n = 10200 3075 digits
n = 17026 5130 digits
n = 30114 9070 digits
n = 46934 14133 digits
n = 48440 14586 digits
n = 105630 31802 digits
n = 181602 54672 digits
n = 198502 59759 digits
n = 219300 66020 digits
n = 263546 79340 digits
n = 321336 96736 digits
n = 460186 138534 digits Jun 2009 Jochen Beck; srsieve; PrimeGrid; LLR
n = 954528 287346 digits Jul 2012 Boris Tassou; PSieve; srsieve; PrimeGrid; LLR
n = 1177784 354553 digits Oct 2013 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1399870 421407 digits Mar 2016 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
n = 1424438 428803 digits Oct 2016 Stefan Ruch; PSieve; srsieve; PrimeGrid; LLR
n = 1708042 514176 digits Aug 2022 Jann Kickler; PPSE; PrimeGrid
k: 8235
max n: 2.372.638
n = 2 5 digits
n = 3 5 digits
n = 5 6 digits
n = 12 8 digits
n = 14 9 digits
n = 15 9 digits
n = 27 13 digits
n = 30 13 digits
n = 51 20 digits
n = 53 20 digits
n = 57 22 digits
n = 66 24 digits
n = 69 25 digits
n = 86 30 digits
n = 87 31 digits
n = 95 33 digits
n = 143 47 digits
n = 165 54 digits
n = 167 55 digits
n = 180 59 digits
n = 189 61 digits
n = 203 66 digits
n = 410 128 digits
n = 987 302 digits
n = 1431 435 digits
n = 1481 450 digits
n = 1826 554 digits
n = 2375 719 digits
n = 3093 936 digits
n = 3134 948 digits
n = 3167 958 digits
n = 4400 1329 digits 1993 Jeffrey Young
n = 4461 1347 digits 1993 Jeffrey Young
n = 4887 1476 digits 1993 Jeffrey Young
n = 7109 2144 digits
n = 9981 3009 digits
n = 11823 3563 digits
n = 11930 3596 digits
n = 18759 5651 digits
n = 21116 6361 digits
n = 23927 7207 digits
n = 42686 12854 digits
n = 47679 14357 digits
n = 48527 14612 digits
n = 91790 27636 digits
n = 115235 34694 digits
n = 119943 36111 digits
n = 163059 49090 digits
n = 232956 70131 digits
n = 236172 71099 digits
n = 364752 109806 digits May 2012 PPSE; PrimeGrid
n = 925467 278598 digits Jun 2012 Andrà Deutschmann; PSieve; srsieve; PrimeGrid; LLR
n = 956834 288040 digits Jul 2012 JensOla Ekström; PSieve; srsieve; PrimeGrid; LLR
n = 1008473 303585 digits Oct 2012 Yuki Yoshigoe; PSieve; srsieve; PrimeGrid; LLR
n = 1750319 526903 digits Jun 2023 Chase Tarson; PPSE; PrimeGrid
n = 2020343 608188 digits Dec 2024 Jonathan Gehrke; PPSE; PrimeGrid
n = 3482277 1048274 digits Sep 2023 Yuuichi Hoonoki; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8237
max n: 2.373.174
n = 7 7 digits
n = 67 25 digits
n = 4483 1354 digits 1993 Jeffrey Young
n = 4927 1488 digits 1993 Jeffrey Young
n = 52303 15749 digits
k: 8239
max n: 2.372.773
n = 2 5 digits
n = 14 9 digits
n = 22 11 digits
n = 26 12 digits
n = 34 15 digits
n = 54 21 digits
n = 70 25 digits
n = 190 62 digits
n = 334 105 digits
n = 1014 310 digits
n = 1274 388 digits
n = 4534 1369 digits 1993 Jeffrey Young
n = 8966 2703 digits
n = 10486 3161 digits
n = 23742 7151 digits
n = 25334 7631 digits
n = 28774 8666 digits
n = 32738 9860 digits
n = 68122 20511 digits
n = 171134 51521 digits
n = 269306 81074 digits
n = 344302 103650 digits Apr 2012 Brian Carpenter; PPSE; PrimeGrid
n = 566830 170637 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 960254 289070 digits Aug 2012 Martin Bozko; PSieve; srsieve; PrimeGrid; LLR
n = 1152654 346988 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 8241
max n: 2.372.784
n = 3 5 digits
n = 8 7 digits
n = 13 8 digits
n = 16 9 digits
n = 19 10 digits
n = 21 11 digits
n = 31 14 digits
n = 32 14 digits
n = 35 15 digits
n = 41 17 digits
n = 43 17 digits
n = 61 23 digits
n = 75 27 digits
n = 88 31 digits
n = 91 32 digits
n = 115 39 digits
n = 149 49 digits
n = 187 61 digits
n = 211 68 digits
n = 388 121 digits
n = 499 155 digits
n = 536 166 digits
n = 575 178 digits
n = 581 179 digits
n = 631 194 digits
n = 943 288 digits
n = 1111 339 digits
n = 1115 340 digits
n = 1199 365 digits
n = 1339 407 digits
n = 1791 544 digits
n = 2099 636 digits
n = 2505 758 digits
n = 4147 1253 digits 1993 Jeffrey Young
n = 4483 1354 digits 1993 Jeffrey Young
n = 4827 1457 digits 1993 Jeffrey Young
n = 4843 1462 digits 1993 Jeffrey Young
n = 6883 2076 digits
n = 7173 2164 digits
n = 7625 2300 digits
n = 10069 3035 digits
n = 11035 3326 digits
n = 11168 3366 digits
n = 12387 3733 digits
n = 14911 4493 digits
n = 15652 4716 digits
n = 17152 5168 digits
n = 18805 5665 digits Nov 1997 Henri Lifchitz; Proth
n = 19575 5897 digits
n = 29233 8804 digits
n = 32771 9869 digits
n = 35803 10782 digits
n = 36445 10975 digits
n = 39025 11752 digits
n = 56793 17101 digits Jul 1999 Tadashi Taura; Proth
n = 89641 26989 digits
n = 96992 29202 digits
n = 102968 31001 digits
n = 156791 47203 digits
n = 218671 65831 digits
n = 259397 78091 digits
n = 318423 95859 digits
n = 467257 140663 digits Aug 2009 Ulrich Fries; srsieve; PrimeGrid; LLR
n = 611391 184051 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 836537 251827 digits Apr 2012 Qian Jin; PSieve; srsieve; PrimeGrid; LLR
n = 859577 258763 digits May 2012 Yannick Berker; PSieve; srsieve; PrimeGrid; LLR
n = 1212157 364900 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1664957 501206 digits Feb 2022 Sean Matheis; PSieve; srsieve; PrimeGrid; LLR
n = 3383131 1018428 digits Nov 2021 Ian Johns; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8243
max n: 2.372.876
n = 1 5 digits
n = 21 11 digits
n = 101 35 digits
n = 121 41 digits
n = 137 46 digits
n = 217 70 digits
n = 301 95 digits
n = 997 305 digits
n = 1577 479 digits
n = 4537 1370 digits 1993 Jeffrey Young
n = 5897 1780 digits
n = 19557 5892 digits
n = 129945 39122 digits
n = 350045 105378 digits Apr 2012 David Yost; PPSE; PrimeGrid
n = 3412577 1027292 digits Mar 2022 Frank Matillek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8245
max n: 2.373.412
n = 658 202 digits
n = 692 213 digits
n = 11404 3437 digits
n = 464392 139800 digits Aug 2009 Adam Ferralli; srsieve; PrimeGrid; LLR
n = 665938 200472 digits Apr 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 8247
max n: 2.372.070
n = 6 6 digits
n = 10 7 digits
n = 14 9 digits
n = 15 9 digits
n = 20 10 digits
n = 40 16 digits
n = 48 19 digits
n = 68 25 digits
n = 87 31 digits
n = 100 35 digits
n = 136 45 digits
n = 176 57 digits
n = 236 75 digits
n = 264 84 digits
n = 308 97 digits
n = 486 151 digits
n = 614 189 digits
n = 796 244 digits
n = 1008 308 digits
n = 3074 930 digits
n = 4370 1320 digits 1993 Jeffrey Young
n = 4964 1499 digits 1993 Jeffrey Young
n = 6823 2058 digits
n = 8244 2486 digits
n = 8944 2697 digits
n = 9324 2811 digits Nov 1999 Charles F. Kerchner III
n = 13098 3947 digits
n = 20895 6294 digits
n = 21026 6334 digits
n = 30535 9196 digits
n = 41316 12442 digits
n = 62048 18683 digits
n = 67136 20214 digits
n = 72234 21749 digits
n = 72738 21901 digits
n = 84560 25460 digits
n = 104166 31362 digits
n = 115974 34916 digits
n = 186208 56059 digits
n = 206295 62105 digits
n = 232576 70017 digits
n = 318930 96012 digits
n = 535288 161142 digits Aug 2010 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 564250 169861 digits Oct 2010 Bruce Southey; PSieve; srsieve; PrimeGrid; LLR
n = 685308 206303 digits Aug 2011 Michał Gasewicz; PSieve; srsieve; PrimeGrid; LLR
n = 998930 300712 digits Sep 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1107444 333378 digits Jul 2013 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
k: 8249
max n: 2.373.172
n = 3 5 digits
n = 17 10 digits
n = 23 11 digits
n = 45 18 digits
n = 93 32 digits
n = 117 40 digits
n = 135 45 digits
n = 137 46 digits
n = 183 60 digits
n = 299 94 digits
n = 345 108 digits
n = 461 143 digits
n = 777 238 digits
n = 809 248 digits
n = 815 250 digits
n = 857 262 digits
n = 1103 336 digits
n = 1365 415 digits
n = 1881 571 digits
n = 3149 952 digits
n = 13523 4075 digits
n = 14177 4272 digits
n = 34043 10252 digits
n = 38985 11740 digits
n = 49731 14975 digits
n = 53349 16064 digits
n = 79821 24033 digits
n = 139269 41929 digits
n = 143193 43110 digits
n = 384465 115740 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 606425 182557 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 724041 217962 digits Nov 2011 John Chadwick; PSieve; srsieve; PrimeGrid; LLR
n = 728561 219323 digits Feb 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1076453 324049 digits Jun 2013 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1216389 366174 digits Feb 2014 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1982697 596856 digits Jul 2024 Yegor Ryabchikov; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8251
max n: 2.373.424
n = 48 19 digits
n = 60 22 digits
n = 136 45 digits
n = 876 268 digits
n = 5856 1767 digits
n = 7164 2161 digits
n = 9060 2732 digits
n = 10140 3057 digits
n = 18040 5435 digits
n = 30012 9039 digits
n = 117576 35398 digits
n = 122488 36877 digits
n = 1380192 415484 digits Feb 2016 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
k: 8253
max n: 2.372.607
n = 2 5 digits
n = 4 6 digits
n = 10 7 digits
n = 14 9 digits
n = 29 13 digits
n = 30 13 digits
n = 36 15 digits
n = 45 18 digits
n = 52 20 digits
n = 60 22 digits
n = 70 25 digits
n = 74 27 digits
n = 134 45 digits
n = 138 46 digits
n = 170 56 digits
n = 260 83 digits
n = 380 119 digits
n = 462 143 digits
n = 708 218 digits
n = 1204 367 digits
n = 1212 369 digits
n = 1330 405 digits
n = 1366 416 digits
n = 1618 491 digits
n = 2108 639 digits
n = 2346 711 digits
n = 2350 712 digits
n = 2893 875 digits
n = 2910 880 digits
n = 3714 1122 digits 1993 Jeffrey Young
n = 4434 1339 digits 1993 Jeffrey Young
n = 5765 1740 digits
n = 7900 2383 digits
n = 12548 3782 digits
n = 13336 4019 digits
n = 13794 4157 digits
n = 24304 7321 digits
n = 25373 7642 digits
n = 37446 11277 digits Mar 1998 David Hanson; Proth
n = 44244 13323 digits
n = 46118 13887 digits
n = 50408 15179 digits
n = 72412 21803 digits
n = 79805 24028 digits
n = 82224 24756 digits
n = 110234 33188 digits
n = 130944 39422 digits
n = 230666 69442 digits
n = 243392 73273 digits
n = 305790 92056 digits
n = 312620 94112 digits
n = 723900 217920 digits Nov 2011 John Williams; PSieve; srsieve; PrimeGrid; LLR
n = 999404 300855 digits Sep 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1186570 357198 digits Oct 2013 Shoji Yanagida; PSieve; srsieve; PrimeGrid; LLR
n = 1273730 383435 digits May 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 2023172 609040 digits Dec 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 2232134 671944 digits Feb 2025 Martin Schmidt; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3388624 1020082 digits Dec 2021 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8255
max n: 2.373.238
n = 3 5 digits
n = 7 7 digits
n = 15 9 digits
n = 25 12 digits
n = 39 16 digits
n = 77 28 digits
n = 85 30 digits
n = 95 33 digits
n = 99 34 digits
n = 113 38 digits
n = 143 47 digits
n = 165 54 digits
n = 167 55 digits
n = 195 63 digits
n = 267 85 digits
n = 323 102 digits
n = 335 105 digits
n = 349 109 digits
n = 815 250 digits
n = 1283 391 digits
n = 3415 1032 digits 1993 Jeffrey Young
n = 4275 1291 digits 1993 Jeffrey Young
n = 5099 1539 digits
n = 5759 1738 digits
n = 6205 1872 digits
n = 11775 3549 digits
n = 16123 4858 digits
n = 16403 4942 digits
n = 31125 9374 digits
n = 48253 14530 digits
n = 61999 18668 digits
n = 70737 21298 digits
n = 261465 78713 digits
n = 331719 99862 digits
n = 361263 108755 digits Feb 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 378407 113916 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 382097 115027 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 512127 154170 digits Jun 2010 Mathias Striecks; PSieve; srsieve; PrimeGrid; LLR
n = 629365 189462 digits Feb 2011 Takayuki Maruyama; PSieve; srsieve; PrimeGrid; LLR
n = 645609 194352 digits Feb 2011 Shane Phillips; PSieve; srsieve; PrimeGrid; LLR
n = 713923 214917 digits Nov 2011 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 859427 258718 digits May 2012 Sławomir Jagsz; PSieve; srsieve; PrimeGrid; LLR
n = 1094179 329385 digits Jun 2013 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1505013 453058 digits Nov 2018 Margus Sõmer; PSieve; srsieve; PrimeGrid; LLR
n = 1900583 572137 digits Feb 2024 David Åkesson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2043605 615191 digits Jan 2025 Will Steinbach; PPSE; PrimeGrid
k: 8257
max n: 2.372.793
n = 2 5 digits
n = 4 6 digits
n = 10 7 digits
n = 22 11 digits
n = 24 12 digits
n = 32 14 digits
n = 42 17 digits
n = 70 25 digits
n = 94 33 digits
n = 304 96 digits
n = 322 101 digits
n = 404 126 digits
n = 432 134 digits
n = 710 218 digits
n = 764 234 digits
n = 1020 311 digits
n = 1056 322 digits
n = 1130 345 digits
n = 1256 383 digits
n = 2434 737 digits
n = 3016 912 digits
n = 3130 947 digits
n = 5434 1640 digits
n = 6290 1898 digits
n = 7632 2302 digits
n = 9362 2823 digits
n = 9862 2973 digits
n = 13272 4000 digits
n = 14512 4373 digits
n = 25404 7652 digits
n = 43216 13014 digits
n = 77772 23416 digits
n = 223342 67237 digits
n = 263160 79223 digits
n = 284624 85685 digits
n = 319204 96094 digits
n = 402376 121132 digits Jul 2012 Matt Jurach; PPSE; PrimeGrid
n = 458392 137994 digits Jun 2009 Jochen Beck; srsieve; PrimeGrid; LLR
n = 530060 159568 digits Jul 2010 Samuel Fortin; PSieve; srsieve; PrimeGrid; LLR
n = 762790 229627 digits Feb 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1186462 357165 digits Oct 2013 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 1211980 364847 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1271804 382856 digits May 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1515132 456105 digits Feb 2019 Gene Howe; PSieve; srsieve; PrimeGrid; LLR
n = 1756832 528864 digits Aug 2023 Randall Scalise; PPSE; PrimeGrid
n = 2175404 654866 digits Feb 2025 Anthony Templin; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8259
max n: 2.372.869
n = 1 5 digits
n = 2 5 digits
n = 5 6 digits
n = 10 7 digits
n = 11 8 digits
n = 13 8 digits
n = 35 15 digits
n = 37 16 digits
n = 46 18 digits
n = 47 19 digits
n = 53 20 digits
n = 65 24 digits
n = 73 26 digits
n = 101 35 digits
n = 170 56 digits
n = 533 165 digits
n = 653 201 digits
n = 947 289 digits
n = 962 294 digits
n = 1021 312 digits
n = 1082 330 digits
n = 1331 405 digits
n = 1505 457 digits
n = 1567 476 digits
n = 1723 523 digits
n = 2165 656 digits
n = 2267 687 digits
n = 2711 821 digits
n = 2897 877 digits
n = 5938 1792 digits
n = 6278 1894 digits
n = 13477 4061 digits
n = 22381 6742 digits
n = 26627 8020 digits
n = 33586 10115 digits
n = 39865 12005 digits
n = 41881 12612 digits
n = 75575 22755 digits
n = 77755 23411 digits
n = 99007 29808 digits
n = 102121 30746 digits
n = 152317 45856 digits
n = 162503 48923 digits
n = 180193 54248 digits
n = 182467 54932 digits
n = 201217 60577 digits
n = 218341 65732 digits
n = 285058 85815 digits
n = 322973 97229 digits
n = 329978 99338 digits
n = 387667 116704 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 460493 138627 digits Jun 2009 Robert M Weis; srsieve; PrimeGrid; LLR
n = 506477 152469 digits May 2010 Michael Friberg; PSieve; srsieve; PrimeGrid; LLR
n = 663611 199771 digits Apr 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 691205 208078 digits Sep 2011 Kenneth J. Brazier; PSieve; srsieve; PrimeGrid; LLR
n = 920171 277003 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1038121 312510 digits Jan 2013 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1117723 336473 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1935545 582662 digits Mar 2024 John S Chambers; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8261
max n: 2.372.886
n = 3 5 digits
n = 5 6 digits
n = 9 7 digits
n = 33 14 digits
n = 53 20 digits
n = 57 22 digits
n = 77 28 digits
n = 89 31 digits
n = 125 42 digits
n = 247 79 digits
n = 255 81 digits
n = 485 150 digits
n = 525 162 digits
n = 569 176 digits
n = 669 206 digits
n = 717 220 digits
n = 795 244 digits
n = 879 269 digits
n = 977 299 digits
n = 1763 535 digits
n = 1787 542 digits
n = 2495 755 digits
n = 2633 797 digits
n = 3653 1104 digits 1993 Jeffrey Young
n = 4445 1342 digits 1993 Jeffrey Young
n = 5985 1806 digits
n = 7725 2330 digits May 1996 Patrick Demichel
n = 8479 2557 digits
n = 10329 3114 digits
n = 10625 3203 digits
n = 20627 6214 digits
n = 25017 7535 digits
n = 30837 9287 digits
n = 45429 13680 digits
n = 75597 22761 digits
n = 101433 30539 digits
n = 109905 33089 digits
n = 142605 42933 digits
n = 154329 46462 digits
n = 242613 73038 digits
n = 242675 73057 digits
n = 301505 90766 digits
n = 364499 109730 digits May 2012 Brian Carpenter; PPSE; PrimeGrid
n = 387707 116716 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 420495 126586 digits Oct 2012 Bart Kus; PPSE; PrimeGrid
n = 644599 194048 digits Feb 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 686323 206608 digits Sep 2011 Mr. Mark Livingstone JP(Qual); PSieve; srsieve; PrimeGrid; LLR
n = 1453499 437551 digits Aug 2017 Bruce E. Slade; PSieve; srsieve; PrimeGrid; LLR
n = 1809663 544767 digits Jan 2024 Detlef Lexut; PPSE; PrimeGrid
n = 1960235 590094 digits May 2024 Robert Coplin; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8263
max n: 2.372.759
n = 2 5 digits
n = 6 6 digits
n = 30 13 digits
n = 38 16 digits
n = 80 28 digits
n = 102 35 digits
n = 128 43 digits
n = 176 57 digits
n = 222 71 digits
n = 498 154 digits
n = 542 168 digits
n = 546 169 digits
n = 870 266 digits
n = 878 269 digits
n = 906 277 digits
n = 920 281 digits
n = 930 284 digits
n = 2282 691 digits
n = 14712 4433 digits
n = 19568 5895 digits
n = 37746 11367 digits
n = 45920 13828 digits
n = 105200 31673 digits
n = 146522 44112 digits
n = 148326 44655 digits
n = 209138 62961 digits
n = 595536 179279 digits Dec 2010 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 608408 183153 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 842250 253547 digits Apr 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 952746 286810 digits Jul 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 957152 288136 digits Aug 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1444862 434951 digits Mar 2017 Stefan Ruch; PSieve; srsieve; PrimeGrid; LLR
n = 1528602 460159 digits Feb 2019 Bob Calvin; PSieve; srsieve; PrimeGrid; LLR
k: 8265
max n: 2.373.153
n = 4 6 digits
n = 16 9 digits
n = 18 10 digits
n = 22 11 digits
n = 24 12 digits
n = 39 16 digits
n = 49 19 digits
n = 76 27 digits
n = 97 34 digits
n = 105 36 digits
n = 109 37 digits
n = 124 42 digits
n = 130 44 digits
n = 141 47 digits
n = 147 49 digits
n = 154 51 digits
n = 157 52 digits
n = 192 62 digits
n = 199 64 digits
n = 217 70 digits
n = 369 115 digits
n = 535 165 digits
n = 622 192 digits
n = 745 229 digits
n = 795 244 digits
n = 799 245 digits
n = 1050 320 digits
n = 1221 372 digits
n = 1288 392 digits
n = 2124 644 digits
n = 2718 823 digits
n = 2919 883 digits
n = 3204 969 digits
n = 3505 1060 digits 1993 Jeffrey Young
n = 4272 1290 digits 1993 Jeffrey Young
n = 5268 1590 digits
n = 6654 2007 digits Mar 1996 Patrick Demichel
n = 7344 2215 digits May 1996 Patrick Demichel
n = 9337 2815 digits
n = 10242 3088 digits
n = 11031 3325 digits
n = 11682 3521 digits
n = 16258 4899 digits
n = 16429 4950 digits
n = 16504 4973 digits
n = 19074 5746 digits
n = 24700 7440 digits Apr 1998 Kenneth J. Brazier; Proth
n = 25746 7755 digits
n = 26224 7899 digits
n = 43327 13047 digits
n = 44106 13282 digits
n = 51981 15652 digits
n = 66157 19920 digits
n = 69415 20900 digits
n = 72352 21785 digits
n = 77617 23369 digits
n = 80799 24327 digits
n = 84600 25472 digits
n = 89674 26999 digits
n = 106612 32098 digits
n = 136722 41162 digits
n = 136866 41205 digits
n = 152908 46034 digits
n = 201768 60743 digits
n = 302077 90939 digits
n = 452947 136355 digits May 2009 Payam Samidoost; srsieve; PrimeGrid; LLR
n = 550848 165826 digits Sep 2010 Pablo Marin; PSieve; srsieve; PrimeGrid; LLR
n = 661317 199081 digits Apr 2011 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 723649 217844 digits Nov 2011 Brendan Gallagher; PSieve; srsieve; PrimeGrid; LLR
n = 893625 269012 digits Jun 2012 Kel Utendorf; PSieve; srsieve; PrimeGrid; LLR
n = 923580 278030 digits Jun 2012 Krzysztof Ostaszewski; PSieve; srsieve; PrimeGrid; LLR
n = 1038244 312547 digits Jan 2013 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1059439 318927 digits May 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1314637 395750 digits Feb 2015 Markus Grueneberg; PSieve; srsieve; PrimeGrid; LLR
n = 1315104 395890 digits Feb 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1425432 429102 digits Nov 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1469379 442332 digits Feb 2018 Detlef Lexut; PSieve; srsieve; PrimeGrid; LLR
n = 1883599 567024 digits Feb 2024 Jens Katzur; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2351658 707924 digits Mar 2026 Adrian Schori; PPSE; PrimeGrid
k: 8267
max n: 2.372.822
n = 3 5 digits
n = 35 15 digits
n = 195 63 digits
n = 295 93 digits
n = 427 133 digits
n = 439 137 digits
n = 775 238 digits
n = 1011 309 digits
n = 1839 558 digits
n = 3499 1058 digits 1993 Jeffrey Young
n = 4815 1454 digits 1993 Jeffrey Young
n = 6559 1979 digits
n = 38935 11725 digits
n = 126019 37940 digits
n = 222199 66893 digits
n = 805679 242538 digits Mar 2012 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 1137563 342445 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2272423 684072 digits May 2025 Miroslav Kupka; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8269
max n: 2.373.453
n = 1150 351 digits
n = 1958 594 digits
n = 2950 892 digits
n = 5218 1575 digits
n = 7450 2247 digits
n = 111286 33505 digits
n = 137246 41320 digits
n = 231830 69792 digits
n = 458758 138104 digits Jun 2009 Jochen Beck; srsieve; PrimeGrid; LLR
n = 977290 294198 digits Aug 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
k: 8271
max n: 2.372.315
n = 3 5 digits
n = 12 8 digits
n = 25 12 digits
n = 35 15 digits
n = 43 17 digits
n = 47 19 digits
n = 52 20 digits
n = 56 21 digits
n = 63 23 digits
n = 68 25 digits
n = 79 28 digits
n = 84 30 digits
n = 111 38 digits
n = 143 47 digits
n = 144 48 digits
n = 168 55 digits
n = 185 60 digits
n = 224 72 digits
n = 231 74 digits
n = 264 84 digits
n = 647 199 digits
n = 664 204 digits
n = 745 229 digits
n = 975 298 digits
n = 1225 373 digits
n = 1735 527 digits
n = 3313 1002 digits 1993 Jeffrey Young
n = 6641 2004 digits
n = 11683 3521 digits
n = 13049 3933 digits
n = 15915 4795 digits
n = 16296 4910 digits
n = 22129 6666 digits
n = 25569 7701 digits
n = 29721 8951 digits
n = 29743 8958 digits
n = 29764 8964 digits
n = 34199 10299 digits
n = 36551 11007 digits
n = 43692 13157 digits
n = 53396 16078 digits
n = 92863 27959 digits
n = 116048 34938 digits
n = 126423 38062 digits
n = 187332 56397 digits
n = 213283 64209 digits
n = 324956 97826 digits
n = 336475 101293 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 522927 157421 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 734903 221232 digits Feb 2012 Dennis Chi; PSieve; srsieve; PrimeGrid; LLR
n = 845344 254478 digits Apr 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 847223 255044 digits Apr 2012 Konstantin Manz; PSieve; srsieve; PrimeGrid; LLR
n = 1167596 351486 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1638991 493390 digits May 2021 Howard Abbey; PSieve; srsieve; PrimeGrid; LLR
k: 8273
max n: 2.373.228
n = 1 5 digits
n = 37 16 digits
n = 289 91 digits
n = 301 95 digits
n = 701 215 digits
n = 1817 551 digits
n = 10961 3304 digits
n = 11677 3520 digits
n = 12277 3700 digits
n = 45757 13779 digits
n = 757477 228028 digits Feb 2012 Daniel Hagerty; PSieve; srsieve; PrimeGrid; LLR
n = 805717 242549 digits Mar 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
k: 8275
max n: 2.372.075
n = 16 9 digits
n = 20 10 digits
n = 66 24 digits
n = 72 26 digits
n = 90 32 digits
n = 148 49 digits
n = 162 53 digits
n = 426 133 digits
n = 776 238 digits
n = 916 280 digits
n = 1106 337 digits
n = 1128 344 digits
n = 2490 754 digits
n = 24596 7409 digits
n = 26106 7863 digits
n = 64946 19555 digits
n = 77556 23351 digits
n = 82946 24974 digits
n = 97972 29497 digits
n = 125928 37913 digits
n = 182362 54901 digits
n = 303980 91512 digits
n = 371452 111823 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 378650 113989 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 875612 263590 digits May 2012 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 1958632 589611 digits May 2024 Ralf Hentrich; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8277
max n: 2.372.641
n = 26 12 digits
n = 27 13 digits
n = 188 61 digits
n = 780 239 digits
n = 1139 347 digits
n = 1419 432 digits
n = 1608 488 digits
n = 1802 547 digits
n = 2138 648 digits
n = 2394 725 digits
n = 2516 762 digits
n = 4136 1249 digits 1993 Jeffrey Young
n = 9422 2841 digits
n = 9468 2855 digits
n = 10883 3281 digits
n = 14850 4475 digits
n = 24699 7440 digits
n = 35064 10560 digits
n = 35630 10730 digits
n = 37314 11237 digits
n = 38438 11575 digits
n = 41067 12367 digits
n = 45888 13818 digits
n = 49208 14818 digits
n = 205442 61849 digits
n = 307100 92451 digits
n = 341510 102809 digits Apr 2012 Andrew Orr; PPSE; PrimeGrid
n = 446132 134304 digits Jan 2013 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 572048 172208 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1012130 304686 digits Oct 2012 JanPeter Fischer; PSieve; srsieve; PrimeGrid; LLR
n = 1061966 319688 digits Jun 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1201070 361563 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 2180538 656412 digits Feb 2025 Yifei Gao; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8279
max n: 2.372.786
n = 7 7 digits
n = 15 9 digits
n = 19 10 digits
n = 25 12 digits
n = 37 16 digits
n = 123 41 digits
n = 157 52 digits
n = 261 83 digits
n = 285 90 digits
n = 535 165 digits
n = 801 246 digits
n = 955 292 digits
n = 1341 408 digits
n = 1491 453 digits
n = 2715 822 digits
n = 3589 1085 digits 1993 Jeffrey Young
n = 4629 1398 digits 1993 Jeffrey Young
n = 5637 1701 digits
n = 6505 1963 digits
n = 8329 2512 digits
n = 12885 3883 digits
n = 14379 4333 digits
n = 16827 5070 digits
n = 28221 8500 digits
n = 44617 13435 digits
n = 57069 17184 digits
n = 103729 31230 digits
n = 123993 37330 digits
n = 164539 49536 digits
n = 290881 87568 digits
n = 325797 98079 digits
n = 338089 101779 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 419415 126261 digits Oct 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 646743 194693 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
k: 8281
max n: 2.372.843
n = 8 7 digits
n = 12 8 digits
n = 52 20 digits
n = 68 25 digits
n = 84 30 digits
n = 136 45 digits
n = 168 55 digits
n = 204 66 digits
n = 288 91 digits
n = 476 148 digits
n = 588 181 digits
n = 1204 367 digits
n = 1428 434 digits
n = 1676 509 digits
n = 2396 726 digits
n = 11188 3372 digits
n = 13496 4067 digits
n = 16328 4920 digits
n = 26272 7913 digits
n = 69716 20991 digits
n = 116108 34956 digits
n = 181476 54634 digits
n = 449388 135284 digits Jan 2013 Gary Harris; PPSE; PrimeGrid
n = 460076 138501 digits Jun 2009 Alan J Hidy; srsieve; PrimeGrid; LLR
n = 532656 160350 digits Jul 2010 Tetsuya Watanabe; PSieve; srsieve; PrimeGrid; LLR
n = 1217616 366543 digits Feb 2014 Frank Matillek; PSieve; srsieve; PrimeGrid; LLR
n = 1259564 379171 digits Apr 2014 Michael R. McPherson; PSieve; srsieve; PrimeGrid; LLR
n = 1488868 448198 digits Apr 2018 Alexey Simbarsky; PSieve; srsieve; PrimeGrid; LLR
k: 8283
max n: 2.372.963
n = 1 5 digits
n = 4 6 digits
n = 21 11 digits
n = 25 12 digits
n = 32 14 digits
n = 37 16 digits
n = 40 16 digits
n = 73 26 digits
n = 100 35 digits
n = 145 48 digits
n = 201 65 digits
n = 325 102 digits
n = 694 213 digits
n = 1358 413 digits
n = 1468 446 digits
n = 1966 596 digits
n = 2616 792 digits
n = 3518 1063 digits 1993 Jeffrey Young
n = 4965 1499 digits 1993 Jeffrey Young
n = 5025 1517 digits
n = 6752 2037 digits
n = 12704 3829 digits
n = 14628 4408 digits
n = 20229 6094 digits
n = 27777 8366 digits
n = 28804 8675 digits
n = 30358 9143 digits
n = 33597 10118 digits
n = 76956 23170 digits
n = 108817 32762 digits
n = 134616 40528 digits
n = 186417 56122 digits
n = 260053 78288 digits
n = 321409 96758 digits
n = 331053 99661 digits
n = 395749 119137 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 433665 130551 digits Dec 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 502329 151221 digits Jun 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 564021 169792 digits Oct 2010 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 896424 269855 digits Jun 2012 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 1610917 484939 digits Nov 2020 István Jónás; PSieve; srsieve; PrimeGrid; LLR
n = 1699598 511634 digits Jun 2022 Greg Miller; PPSE; PrimeGrid
n = 1702924 512636 digits Jul 2022 Philippe Nodirahl; PPSE; PrimeGrid
n = 1730582 520962 digits Jan 2023 Dr. James Scott Brown; PPSE; PrimeGrid
n = 2044945 615594 digits Jan 2025 Louis Meuler; PPSE; PrimeGrid
n = 2170124 653277 digits Feb 2025 Roman Strajt; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8285
max n: 2.372.650
n = 7 7 digits
n = 25 12 digits
n = 29 13 digits
n = 41 17 digits
n = 43 17 digits
n = 51 20 digits
n = 57 22 digits
n = 67 25 digits
n = 111 38 digits
n = 329 103 digits
n = 399 125 digits
n = 517 160 digits
n = 2497 756 digits
n = 6311 1904 digits
n = 12445 3751 digits
n = 12541 3780 digits
n = 90665 27297 digits
n = 115169 34674 digits
n = 232315 69938 digits
n = 389869 117367 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 595483 179263 digits Dec 2010 Thurmond Harvey; PSieve; srsieve; PrimeGrid; LLR
n = 707583 213008 digits Sep 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 817357 246053 digits Apr 2012 Kennichi Uehara; PSieve; srsieve; PrimeGrid; LLR
n = 1028023 309470 digits Oct 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1582691 476442 digits Jul 2020 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
k: 8287
max n: 2.373.301
n = 2 5 digits
n = 10 7 digits
n = 22 11 digits
n = 28 13 digits
n = 56 21 digits
n = 76 27 digits
n = 80 29 digits
n = 94 33 digits
n = 142 47 digits
n = 760 233 digits
n = 970 296 digits
n = 1420 432 digits
n = 3224 975 digits
n = 7846 2366 digits
n = 11996 3616 digits
n = 12328 3716 digits
n = 13750 4144 digits
n = 18640 5616 digits
n = 21052 6342 digits
n = 25090 7557 digits
n = 83114 25024 digits
n = 106076 31936 digits
n = 180160 54238 digits
n = 524672 157946 digits Jul 2010 Glen Martin; PSieve; srsieve; PrimeGrid; LLR
n = 1066796 321142 digits May 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1676384 504646 digits Feb 2022 Adrian Schori; PSieve; srsieve; PrimeGrid; LLR
n = 1886536 567908 digits Feb 2024 Andrew Dunchouk; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8289
max n: 2.372.880
n = 5 6 digits
n = 7 7 digits
n = 9 7 digits
n = 10 7 digits
n = 13 8 digits
n = 14 9 digits
n = 17 10 digits
n = 21 11 digits
n = 30 13 digits
n = 31 14 digits
n = 33 14 digits
n = 43 17 digits
n = 50 19 digits
n = 55 21 digits
n = 61 23 digits
n = 81 29 digits
n = 85 30 digits
n = 97 34 digits
n = 109 37 digits
n = 110 38 digits
n = 182 59 digits
n = 218 70 digits
n = 225 72 digits
n = 345 108 digits
n = 355 111 digits
n = 478 148 digits
n = 525 162 digits
n = 599 185 digits
n = 809 248 digits
n = 811 249 digits
n = 1177 359 digits
n = 1183 361 digits
n = 1185 361 digits
n = 1345 409 digits
n = 1390 423 digits
n = 1501 456 digits
n = 1670 507 digits
n = 1729 525 digits
n = 2059 624 digits
n = 2301 697 digits
n = 3565 1078 digits 1993 Jeffrey Young
n = 4310 1302 digits 1993 Jeffrey Young
n = 4334 1309 digits 1993 Jeffrey Young
n = 4567 1379 digits 1993 Jeffrey Young
n = 4579 1383 digits 1993 Jeffrey Young
n = 4869 1470 digits 1993 Jeffrey Young
n = 5205 1571 digits
n = 8769 2644 digits
n = 9301 2804 digits
n = 13214 3982 digits
n = 13422 4045 digits
n = 13433 4048 digits
n = 15837 4772 digits
n = 16454 4958 digits
n = 17950 5408 digits
n = 19209 5787 digits
n = 20413 6149 digits
n = 20645 6219 digits
n = 20870 6287 digits
n = 27357 8240 digits
n = 36093 10869 digits
n = 48182 14509 digits
n = 56663 17062 digits
n = 77777 23418 digits Oct 1997 Andy Penrose; Proth
n = 105873 31875 digits
n = 108379 32630 digits
n = 110374 33230 digits
n = 117073 35247 digits
n = 122749 36956 digits
n = 154605 46545 digits
n = 174610 52567 digits
n = 183790 55331 digits
n = 204485 61561 digits
n = 225847 67991 digits
n = 257337 77471 digits
n = 265689 79985 digits
n = 268209 80743 digits
n = 289147 87046 digits
n = 291950 87890 digits
n = 298282 89796 digits
n = 322081 96960 digits
n = 357053 107488 digits May 2012 PPSE; PrimeGrid
n = 374617 112775 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 435689 131160 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 504201 151784 digits May 2010 Andreas Adolfsson; PSieve; srsieve; PrimeGrid; LLR
n = 579859 174559 digits Nov 2010 Timothy D Winslow; PSieve; srsieve; PrimeGrid; LLR
n = 884673 266318 digits May 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1077769 324445 digits May 2013 Dejana Ristic; PSieve; srsieve; PrimeGrid; LLR
n = 1265697 381017 digits May 2014 Adam Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1307533 393611 digits Feb 2015 Michael A. Molnar; PSieve; srsieve; PrimeGrid; LLR
n = 1309405 394175 digits Feb 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1361622 409893 digits Oct 2015 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1897363 571168 digits Feb 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1938545 583565 digits Mar 2024 Scott Kabat; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2094691 630569 digits Jan 2025 John Hall; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8291
max n: 2.372.648
n = 5 6 digits
n = 27 13 digits
n = 69 25 digits
n = 245 78 digits
n = 405 126 digits
n = 503 156 digits
n = 827 253 digits
n = 951 291 digits
n = 3633 1098 digits 1993 Jeffrey Young
n = 52397 15777 digits
n = 58949 17750 digits
n = 70133 21117 digits
n = 101765 30639 digits
n = 104849 31567 digits
n = 116889 35192 digits
n = 131829 39689 digits
n = 186005 55998 digits
n = 192087 57828 digits
n = 222803 67075 digits
n = 458559 138044 digits Jun 2009 Alan J Hidy; srsieve; PrimeGrid; LLR
n = 463385 139497 digits Jul 2009 Ben Rhodes; srsieve; PrimeGrid; LLR
n = 605723 182345 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1022811 307901 digits Oct 2012 Paul Rodriguez; PSieve; srsieve; PrimeGrid; LLR
n = 1111973 334742 digits Jul 2013 Chris Henseler; PSieve; srsieve; PrimeGrid; LLR
n = 1439181 433241 digits Feb 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1691943 509330 digits May 2022 PPSE; PrimeGrid
n = 2327807 700744 digits Dec 2025 Michael Millerick; PPSE; PrimeGrid
k: 8293
max n: 2.372.961
n = 4 6 digits
n = 6 6 digits
n = 22 11 digits
n = 58 22 digits
n = 102 35 digits
n = 184 60 digits
n = 634 195 digits
n = 726 223 digits
n = 934 286 digits
n = 2778 841 digits
n = 3292 995 digits
n = 8758 2641 digits
n = 8806 2655 digits
n = 8854 2670 digits
n = 10264 3094 digits
n = 28138 8475 digits
n = 30978 9330 digits
n = 40302 12137 digits
n = 50974 15349 digits
n = 51846 15612 digits
n = 76096 22912 digits
n = 111322 33516 digits
n = 460594 138657 digits Jul 2009 Amy Chambers; srsieve; PrimeGrid; LLR
n = 548658 165167 digits Sep 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 1290438 388465 digits Sep 2014 Gil Emery; PSieve; srsieve; PrimeGrid; LLR
n = 1298662 390941 digits Oct 2014 Julius Noltensmeier; PSieve; srsieve; PrimeGrid; LLR
n = 1817812 547220 digits Jan 2024 Erik Veit; PPSE; PrimeGrid
n = 1966876 592093 digits May 2024 Robert Coplin; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8295
max n: 2.372.835
n = 2 5 digits
n = 3 5 digits
n = 4 6 digits
n = 10 7 digits
n = 20 10 digits
n = 28 13 digits
n = 31 14 digits
n = 34 15 digits
n = 38 16 digits
n = 39 16 digits
n = 43 17 digits
n = 53 20 digits
n = 62 23 digits
n = 71 26 digits
n = 97 34 digits
n = 103 35 digits
n = 188 61 digits
n = 199 64 digits
n = 201 65 digits
n = 204 66 digits
n = 220 71 digits
n = 221 71 digits
n = 340 107 digits
n = 508 157 digits
n = 554 171 digits
n = 578 178 digits
n = 743 228 digits
n = 1060 324 digits
n = 1227 374 digits
n = 1237 377 digits
n = 1299 395 digits
n = 1309 398 digits
n = 1913 580 digits
n = 3790 1145 digits 1993 Jeffrey Young
n = 5663 1709 digits
n = 5711 1724 digits
n = 6547 1975 digits
n = 6951 2097 digits
n = 12994 3916 digits
n = 15058 4537 digits
n = 20763 6255 digits
n = 22836 6879 digits
n = 23299 7018 digits
n = 28171 8485 digits
n = 53510 16113 digits
n = 54004 16261 digits
n = 59124 17803 digits
n = 64011 19274 digits
n = 67799 20414 digits
n = 68431 20604 digits
n = 82007 24691 digits
n = 117116 35260 digits
n = 126093 37962 digits
n = 146870 44217 digits
n = 206844 62271 digits
n = 418273 125917 digits Oct 2012 PPSE; PrimeGrid
n = 421983 127034 digits Nov 2012 PPSE; PrimeGrid
n = 507981 152922 digits May 2010 Donald Hatland; PSieve; srsieve; PrimeGrid; LLR
n = 519723 156457 digits Jun 2010 Lukas Hron; PSieve; srsieve; PrimeGrid; LLR
n = 558243 168052 digits Oct 2010 Damian Milde; PSieve; srsieve; PrimeGrid; LLR
n = 646479 194614 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 665137 200231 digits Apr 2011 Tetsuya Watanabe; PSieve; srsieve; PrimeGrid; LLR
n = 665753 200416 digits Apr 2011 Marcus Georgi; PSieve; srsieve; PrimeGrid; LLR
n = 685082 206235 digits Sep 2011 Jack Clark; PSieve; srsieve; PrimeGrid; LLR
n = 833990 251060 digits May 2012 Maik Schlotter; PSieve; srsieve; PrimeGrid; LLR
n = 933302 280956 digits Jul 2012 Jeff Kohn; PSieve; srsieve; PrimeGrid; LLR
n = 1744103 525032 digits May 2023 Ryan Propper; PPSE; PrimeGrid
n = 3347031 1007561 digits Feb 2021 Luigi Racanelli; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8297
max n: 2.372.918
n = 3 5 digits
n = 11 8 digits
n = 39 16 digits
n = 131 44 digits
n = 135 45 digits
n = 311 98 digits
n = 3675 1111 digits 1993 Jeffrey Young
n = 5771 1742 digits
n = 7919 2388 digits
n = 8459 2551 digits
n = 25123 7567 digits
n = 35379 10655 digits
n = 136859 41203 digits
n = 171435 51611 digits
n = 179011 53892 digits
n = 213455 64261 digits
n = 288611 86885 digits
n = 391335 117808 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 543791 163702 digits Aug 2010 Artur Obara; PSieve; srsieve; PrimeGrid; LLR
n = 917199 276109 digits Jun 2012 Jeff Kopp; PSieve; srsieve; PrimeGrid; LLR
k: 8299
max n: 2.372.809
n = 10 7 digits
n = 22 11 digits
n = 30 13 digits
n = 58 22 digits
n = 98 34 digits
n = 270 86 digits
n = 294 93 digits
n = 1430 435 digits
n = 1710 519 digits
n = 1754 532 digits
n = 1766 536 digits
n = 4054 1225 digits 1993 Jeffrey Young
n = 6394 1929 digits
n = 10202 3076 digits
n = 12306 3709 digits
n = 31234 9407 digits
n = 68250 20550 digits
n = 339174 102106 digits Apr 2012 Ronny Willig; PPSE; PrimeGrid
n = 579714 174516 digits Nov 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1109690 334054 digits Jul 2013 Adrian Schori; PSieve; srsieve; PrimeGrid; LLR
n = 1466758 441543 digits Feb 2018 Ryuji Miyauchi; PSieve; srsieve; PrimeGrid; LLR
k: 8301
max n: 2.372.691
n = 1 5 digits
n = 4 6 digits
n = 23 11 digits
n = 29 13 digits
n = 49 19 digits
n = 64 24 digits
n = 176 57 digits
n = 212 68 digits
n = 227 73 digits
n = 256 81 digits
n = 452 140 digits
n = 529 164 digits
n = 713 219 digits
n = 805 247 digits
n = 2996 906 digits
n = 3032 917 digits
n = 3517 1063 digits 1993 Jeffrey Young
n = 5104 1541 digits
n = 11341 3418 digits
n = 22772 6859 digits
n = 24761 7458 digits
n = 37667 11343 digits
n = 39512 11899 digits
n = 54263 16339 digits
n = 56117 16897 digits
n = 71021 21384 digits
n = 87241 26267 digits
n = 158980 47862 digits
n = 420140 126479 digits Oct 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 472597 142270 digits Oct 2009 Jon Goral; srsieve; PrimeGrid; LLR
n = 634436 190989 digits Feb 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 997412 300255 digits Sep 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1460749 439734 digits Oct 2017 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1667543 501985 digits Feb 2022 Josef Schlereth; PSieve; srsieve; PrimeGrid; LLR
n = 1858036 559329 digits Feb 2024 Lukas Örnmark; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8303
max n: 2.373.373
n = 1 5 digits
n = 13 8 digits
n = 37 16 digits
n = 137 46 digits
n = 321 101 digits
n = 825 253 digits
n = 8737 2635 digits
n = 12961 3906 digits
n = 14185 4275 digits
n = 15753 4747 digits
n = 24481 7374 digits Jan 1999 Baptiste Heyman; Proth
n = 27373 8245 digits
n = 188513 56752 digits
n = 507825 152875 digits May 2010 David Hillis; PSieve; srsieve; PrimeGrid; LLR
n = 521053 156857 digits Jul 2010 Kevin P Erickson; PSieve; srsieve; PrimeGrid; LLR
n = 795385 239439 digits Mar 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1218925 366937 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1409825 424404 digits Jun 2016 Stephen Draycott; PSieve; srsieve; PrimeGrid; LLR
n = 1917597 577259 digits Feb 2024 David Åkesson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3477201 1046746 digits Aug 2023 Ian Johns; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8305
max n: 2.372.959
n = 6 6 digits
n = 12 8 digits
n = 20 10 digits
n = 36 15 digits
n = 132 44 digits
n = 176 57 digits
n = 236 75 digits
n = 366 115 digits
n = 432 134 digits
n = 1742 529 digits
n = 3930 1187 digits 1993 Jeffrey Young
n = 7350 2217 digits May 1996 Patrick Demichel
n = 8862 2672 digits
n = 14922 4496 digits
n = 21350 6431 digits
n = 35814 10786 digits
n = 43718 13165 digits
n = 45432 13681 digits
n = 87360 26302 digits
n = 107208 32277 digits
n = 212826 64071 digits
n = 967680 291305 digits Aug 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1311428 394784 digits Feb 2015 Vaclav Koci; PSieve; srsieve; PrimeGrid; LLR
k: 8307
max n: 2.373.230
n = 3 5 digits
n = 28 13 digits
n = 168 55 digits
n = 178 58 digits
n = 322 101 digits
n = 538 166 digits
n = 1042 318 digits
n = 2691 814 digits
n = 3006 909 digits
n = 5283 1595 digits
n = 7591 2290 digits
n = 33483 10084 digits
n = 44998 13550 digits
n = 153886 46329 digits
n = 214686 64631 digits
n = 282471 85037 digits
n = 930678 280166 digits Jul 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1118043 336569 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2199546 662134 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8309
max n: 2.372.738
n = 1 5 digits
n = 7 7 digits
n = 11 8 digits
n = 19 10 digits
n = 25 12 digits
n = 97 34 digits
n = 119 40 digits
n = 147 49 digits
n = 199 64 digits
n = 277 88 digits
n = 507 157 digits
n = 777 238 digits
n = 801 246 digits
n = 811 249 digits
n = 885 271 digits
n = 1279 389 digits
n = 1951 592 digits
n = 4211 1272 digits 1993 Jeffrey Young
n = 6301 1901 digits
n = 11087 3342 digits
n = 28195 8492 digits
n = 35449 10676 digits
n = 89319 26892 digits
n = 142819 42997 digits
n = 167695 50486 digits May 2002 Peter Grobstich; NewPGen; PRP; Proth
n = 197067 59327 digits
n = 221227 66600 digits
n = 228679 68844 digits
n = 269439 81114 digits
n = 320007 96336 digits
n = 685821 206457 digits Aug 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 805455 242471 digits Mar 2012 Thomas Boje; PSieve; srsieve; PrimeGrid; LLR
n = 826675 248858 digits Apr 2012 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 1311445 394789 digits Feb 2015 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1669539 502586 digits Feb 2022 Cédric Latge; PSieve; srsieve; PrimeGrid; LLR
n = 1896957 571045 digits Feb 2024 Takeshi Nakamura; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2022687 608894 digits Dec 2024 Dr. James Scott Brown; PPSE; PrimeGrid
k: 8311
max n: 2.372.831
n = 8 7 digits
n = 68 25 digits
n = 84 30 digits
n = 540 167 digits
n = 1100 336 digits
n = 2052 622 digits
n = 25388 7647 digits
n = 118848 35781 digits
n = 136928 41224 digits
n = 800832 241079 digits Mar 2012 Eunseok Oh; PSieve; srsieve; PrimeGrid; LLR
n = 924764 278386 digits Jun 2012 Max Svensson Erlandsson; PSieve; srsieve; PrimeGrid; LLR
k: 8313
max n: 2.372.687
n = 6 6 digits
n = 9 7 digits
n = 17 10 digits
n = 21 11 digits
n = 34 15 digits
n = 40 16 digits
n = 53 20 digits
n = 54 21 digits
n = 93 32 digits
n = 126 42 digits
n = 221 71 digits
n = 238 76 digits
n = 320 101 digits
n = 350 110 digits
n = 381 119 digits
n = 504 156 digits
n = 524 162 digits
n = 558 172 digits
n = 648 199 digits
n = 1065 325 digits
n = 1510 459 digits
n = 1574 478 digits
n = 1608 488 digits
n = 1840 558 digits
n = 2298 696 digits
n = 3044 921 digits
n = 4605 1391 digits 1993 Jeffrey Young
n = 6665 2011 digits Mar 1996 Patrick Demichel
n = 7170 2163 digits
n = 7626 2300 digits
n = 9638 2906 digits
n = 10946 3299 digits
n = 11974 3609 digits
n = 13824 4166 digits
n = 14846 4474 digits
n = 19348 5829 digits
n = 40845 12300 digits
n = 53070 15980 digits
n = 59553 17932 digits
n = 62584 18844 digits
n = 67386 20290 digits
n = 137156 41292 digits
n = 248268 74741 digits
n = 253781 76400 digits
n = 265530 79937 digits
n = 351594 105845 digits May 2012 PPSE; PrimeGrid
n = 382305 115090 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 437193 131613 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 479433 144328 digits Oct 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 615004 185139 digits Jan 2011 Cormac Doyle; PSieve; srsieve; PrimeGrid; LLR
n = 684854 206166 digits Aug 2011 Dmitry Domanov; PSieve; srsieve; PrimeGrid; LLR
n = 755054 227298 digits Feb 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 766404 230715 digits Feb 2012 Vincent DiGennaro; PSieve; srsieve; PrimeGrid; LLR
n = 784104 236043 digits Mar 2012 Andrew Bishop; PSieve; srsieve; PrimeGrid; LLR
n = 2147854 646573 digits Jan 2025 Ondrej Hajek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8315
max n: 2.373.415
n = 1 5 digits
n = 5 6 digits
n = 7 7 digits
n = 41 17 digits
n = 55 21 digits
n = 65 24 digits
n = 71 26 digits
n = 95 33 digits
n = 911 279 digits
n = 1009 308 digits
n = 3533 1068 digits 1993 Jeffrey Young
n = 3551 1073 digits 1993 Jeffrey Young
n = 5789 1747 digits
n = 34447 10374 digits
n = 42281 12732 digits
n = 43687 13156 digits
n = 152191 45818 digits
n = 197495 59456 digits
n = 1082333 325819 digits May 2013 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1274209 383580 digits May 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1564567 470986 digits Feb 2020 James S. Gilliland; PSieve; srsieve; PrimeGrid; LLR
k: 8317
max n: 2.373.424
n = 4 6 digits
n = 12 8 digits
n = 14 9 digits
n = 16 9 digits
n = 62 23 digits
n = 158 52 digits
n = 214 69 digits
n = 262 83 digits
n = 280 89 digits
n = 352 110 digits
n = 456 142 digits
n = 460 143 digits
n = 744 228 digits
n = 1968 597 digits
n = 3390 1025 digits 1993 Jeffrey Young
n = 5014 1514 digits
n = 5104 1541 digits
n = 13566 4088 digits
n = 14044 4232 digits
n = 14318 4315 digits
n = 24148 7274 digits
n = 31912 9611 digits
n = 95520 28759 digits
n = 126622 38121 digits
n = 135580 40818 digits
n = 142502 42902 digits
n = 183408 55216 digits
n = 288852 86958 digits
n = 602244 181298 digits Jan 2011 Karl Josef Tonner; PSieve; srsieve; PrimeGrid; LLR
n = 813652 244938 digits Mar 2012 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
n = 894948 269411 digits Jun 2012 Shinya Matsuo; PSieve; srsieve; PrimeGrid; LLR
n = 1580774 475865 digits Jun 2020 Edward McKernan; PSieve; srsieve; PrimeGrid; LLR
n = 1852264 557591 digits Jan 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8319
max n: 2.372.960
n = 3 5 digits
n = 6 6 digits
n = 11 8 digits
n = 21 11 digits
n = 29 13 digits
n = 30 13 digits
n = 35 15 digits
n = 75 27 digits
n = 171 56 digits
n = 183 60 digits
n = 206 66 digits
n = 246 78 digits
n = 279 88 digits
n = 561 173 digits
n = 603 186 digits
n = 701 215 digits
n = 731 224 digits
n = 966 295 digits
n = 1011 309 digits
n = 1122 342 digits
n = 1181 360 digits
n = 1563 475 digits
n = 2306 699 digits
n = 3509 1061 digits 1993 Jeffrey Young
n = 3971 1200 digits 1993 Jeffrey Young
n = 4026 1216 digits 1993 Jeffrey Young
n = 9186 2770 digits
n = 14150 4264 digits
n = 16274 4903 digits
n = 18623 5611 digits
n = 46146 13896 digits
n = 51621 15544 digits
n = 72201 21739 digits
n = 156290 47052 digits
n = 207285 62403 digits
n = 251819 75809 digits
n = 287522 86557 digits
n = 342359 103065 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 1280861 385582 digits Jun 2014 Jon Beard; PSieve; srsieve; PrimeGrid; LLR
n = 1623114 488610 digits Feb 2021 Detlef Lexut; PSieve; srsieve; PrimeGrid; LLR
n = 1677882 505097 digits Mar 2022 Randall Scalise; PPSE; PrimeGrid
n = 1896483 570903 digits Feb 2024 Michael Millerick; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2232530 672063 digits Feb 2025 Jonathan Seeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3327650 1001727 digits Feb 2020 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 8321
max n: 2.373.066
n = 3 5 digits
n = 7 7 digits
n = 103 35 digits
n = 163 53 digits
n = 789 242 digits
n = 6303 1902 digits
n = 16053 4837 digits
n = 16075 4843 digits
n = 25453 7667 digits
n = 42675 12851 digits
n = 93247 28075 digits
n = 2199949 662255 digits Feb 2025 Christian Guilleminot; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8323
max n: 2.373.379
n = 4 6 digits
n = 40 16 digits
n = 42 17 digits
n = 60 22 digits
n = 220 71 digits
n = 924 283 digits
n = 1674 508 digits
n = 1704 517 digits
n = 1904 578 digits
n = 2554 773 digits
n = 3452 1044 digits 1993 Jeffrey Young
n = 7724 2330 digits May 1996 Patrick Demichel
n = 8212 2476 digits May 1996 Patrick Demichel
n = 10870 3277 digits
n = 11684 3522 digits
n = 17094 5150 digits
n = 26082 7856 digits
n = 28580 8608 digits
n = 98504 29657 digits
n = 135524 40801 digits
n = 137660 41444 digits
n = 154072 46385 digits
n = 360604 108557 digits Feb 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 853404 256905 digits May 2012 Hanjoon Kim; PSieve; srsieve; PrimeGrid; LLR
n = 976324 293907 digits Aug 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1062442 319831 digits May 2013 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1150580 346364 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1311744 394879 digits Feb 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 8325
max n: 2.373.009
n = 1 5 digits
n = 2 5 digits
n = 3 5 digits
n = 4 6 digits
n = 5 6 digits
n = 6 6 digits
n = 7 7 digits
n = 10 7 digits
n = 12 8 digits
n = 17 10 digits
n = 26 12 digits
n = 38 16 digits
n = 70 25 digits
n = 78 28 digits
n = 82 29 digits
n = 90 32 digits
n = 91 32 digits
n = 96 33 digits
n = 103 35 digits
n = 114 39 digits
n = 144 48 digits
n = 173 56 digits
n = 257 82 digits
n = 258 82 digits
n = 310 98 digits
n = 350 110 digits
n = 413 129 digits
n = 541 167 digits
n = 555 171 digits
n = 641 197 digits
n = 975 298 digits
n = 1081 330 digits
n = 1390 423 digits
n = 1625 494 digits
n = 1747 530 digits
n = 1764 535 digits
n = 2004 608 digits
n = 2207 669 digits
n = 2713 821 digits
n = 2835 858 digits
n = 2866 867 digits
n = 3211 971 digits
n = 3536 1069 digits 1993 Jeffrey Young
n = 3798 1148 digits 1993 Jeffrey Young
n = 3964 1198 digits 1993 Jeffrey Young
n = 5344 1613 digits
n = 5606 1692 digits
n = 12202 3678 digits
n = 12567 3787 digits
n = 13668 4119 digits
n = 16084 4846 digits
n = 17046 5136 digits
n = 19968 6015 digits
n = 22556 6794 digits
n = 23955 7216 digits
n = 28280 8518 digits
n = 34704 10451 digits
n = 39480 11889 digits
n = 55727 16780 digits
n = 65563 19741 digits Jul 2000 Ray Ballinger; Proth
n = 69197 20835 digits
n = 75786 22818 digits
n = 81005 24389 digits
n = 81624 24576 digits
n = 81965 24678 digits
n = 90107 27129 digits
n = 91723 27616 digits
n = 97184 29260 digits
n = 106335 32014 digits
n = 112878 33984 digits
n = 117548 35390 digits
n = 203355 61220 digits
n = 210803 63462 digits
n = 214416 64550 digits
n = 224441 67568 digits
n = 269396 81101 digits
n = 292286 87991 digits
n = 321010 96638 digits
n = 335231 100919 digits Apr 2012 John Murphy; PPSE; PrimeGrid
n = 380563 114565 digits Feb 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 490861 147768 digits Feb 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 577105 173730 digits Nov 2010 Steve Peterson; PSieve; srsieve; PrimeGrid; LLR
n = 672336 202398 digits Jul 2011 Grigory Likhachev; PSieve; srsieve; PrimeGrid; LLR
n = 802348 241535 digits Mar 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 810543 244002 digits Mar 2012 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 947297 285169 digits Jul 2012 Matthew Dike; PSieve; srsieve; PrimeGrid; LLR
n = 983522 296074 digits Sep 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1236968 372369 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1426153 429319 digits Nov 2016 Stefan Ruch; PSieve; srsieve; PrimeGrid; LLR
n = 2212225 665951 digits Feb 2025 Honza Cholt; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8327
max n: 2.373.399
n = 3 5 digits
n = 39 16 digits
n = 1175 358 digits
n = 4179 1262 digits 1993 Jeffrey Young
n = 4743 1432 digits 1993 Jeffrey Young
n = 9303 2805 digits
n = 12051 3632 digits
n = 15243 4593 digits
n = 17535 5283 digits
n = 24287 7316 digits
n = 60107 18098 digits
n = 162447 48906 digits
n = 415131 124971 digits Oct 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 982295 295705 digits Sep 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 2332683 702212 digits Dec 2025 Hanke Penning; PPSE; PrimeGrid
k: 8329
max n: 2.372.857
n = 2 5 digits
n = 122 41 digits
n = 1322 402 digits
n = 1358 413 digits
n = 24206 7291 digits
n = 363110 109311 digits May 2012 PPSE; PrimeGrid
n = 751142 226121 digits Feb 2012 Gus Obermeyer; PSieve; srsieve; PrimeGrid; LLR
n = 1185626 356913 digits Oct 2013 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1649006 496405 digits Nov 2021 Pete Allivato; PSieve; srsieve; PrimeGrid; LLR
n = 1921430 578412 digits Feb 2024 Phill Mayer; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8331
max n: 2.372.664
n = 9 7 digits
n = 15 9 digits
n = 24 12 digits
n = 45 18 digits
n = 61 23 digits
n = 69 25 digits
n = 144 48 digits
n = 168 55 digits
n = 231 74 digits
n = 301 95 digits
n = 304 96 digits
n = 609 188 digits
n = 699 215 digits
n = 771 237 digits
n = 1085 331 digits
n = 10769 3246 digits
n = 13504 4070 digits
n = 15169 4571 digits
n = 24545 7393 digits
n = 43120 12985 digits
n = 125225 37701 digits
n = 243169 73206 digits
n = 403061 121338 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 738889 222432 digits Feb 2012 Artur Obara; PSieve; srsieve; PrimeGrid; LLR
n = 948461 285520 digits Jul 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1124528 338521 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1424440 428804 digits Oct 2016 Jonathan Champ; PSieve; srsieve; PrimeGrid; LLR
n = 2150369 647330 digits Feb 2025 Thorsten Sambale; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8333
max n: 2.373.329
n = 9 7 digits
n = 21 11 digits
n = 53 20 digits
n = 89 31 digits
n = 113 38 digits
n = 189 61 digits
n = 257 82 digits
n = 369 116 digits
n = 921 282 digits
n = 1269 386 digits
n = 1901 577 digits
n = 2249 681 digits
n = 22221 6694 digits
n = 39989 12042 digits
n = 40385 12162 digits
n = 45089 13578 digits
n = 112073 33742 digits
n = 143757 43280 digits
n = 229721 69157 digits
n = 729885 219722 digits Feb 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1150301 346280 digits Sep 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 8335
max n: 2.372.915
n = 60 22 digits
n = 196 63 digits
n = 226 72 digits
n = 1396 425 digits
n = 1596 485 digits
n = 2040 619 digits
n = 5290 1597 digits
n = 5560 1678 digits
n = 16206 4883 digits
n = 27216 8197 digits
n = 32406 9760 digits
n = 48696 14663 digits
n = 58830 17714 digits
n = 118726 35745 digits
n = 212146 63867 digits
n = 212340 63925 digits
n = 219084 65955 digits
n = 326970 98432 digits
n = 395364 119021 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 405366 122032 digits Aug 2012 PPSE; PrimeGrid
n = 1074364 323420 digits May 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1586934 477719 digits Sep 2020 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
k: 8337
max n: 2.373.022
n = 2 5 digits
n = 3 5 digits
n = 7 7 digits
n = 8 7 digits
n = 11 8 digits
n = 15 9 digits
n = 31 14 digits
n = 43 17 digits
n = 116 39 digits
n = 176 57 digits
n = 182 59 digits
n = 192 62 digits
n = 203 66 digits
n = 226 72 digits
n = 251 80 digits
n = 356 112 digits
n = 487 151 digits
n = 575 178 digits
n = 703 216 digits
n = 982 300 digits
n = 1627 494 digits
n = 1796 545 digits
n = 2371 718 digits
n = 3982 1203 digits 1993 Jeffrey Young
n = 3991 1206 digits 1993 Jeffrey Young
n = 7627 2300 digits
n = 10031 3024 digits
n = 11971 3608 digits
n = 14283 4304 digits
n = 17336 5223 digits
n = 33987 10236 digits
n = 41775 12580 digits
n = 48955 14741 digits
n = 63968 19261 digits
n = 73631 22170 digits
n = 100551 30273 digits
n = 156015 46970 digits
n = 187203 56358 digits
n = 307551 92586 digits
n = 317748 95656 digits
n = 374547 112754 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 470595 141668 digits Oct 2009 Lukas Hron; srsieve; PrimeGrid; LLR
n = 578046 174014 digits Nov 2010 Bradford Nye; PSieve; srsieve; PrimeGrid; LLR
n = 649986 195670 digits Feb 2011 Koichi Okubo; PSieve; srsieve; PrimeGrid; LLR
k: 8339
max n: 2.373.080
n = 3 5 digits
n = 11 8 digits
n = 27 13 digits
n = 33 14 digits
n = 41 17 digits
n = 51 20 digits
n = 59 22 digits
n = 223 72 digits
n = 439 137 digits
n = 447 139 digits
n = 479 149 digits
n = 689 212 digits
n = 907 277 digits
n = 1107 338 digits
n = 2103 637 digits
n = 2337 708 digits
n = 2531 766 digits
n = 13851 4174 digits
n = 14119 4255 digits
n = 369627 111273 digits May 2012 PPSE; PrimeGrid
n = 420683 126643 digits Nov 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 1110831 334398 digits Jul 2013 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1759559 529684 digits Aug 2023 Robert Lacroix; PPSE; PrimeGrid
n = 1862523 560680 digits Feb 2024 Patrick Schöfer; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3452667 1039361 digits Feb 2023 Detlef Lexut; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8341
max n: 2.373.428
n = 12 8 digits
n = 24 12 digits
n = 32 14 digits
n = 40 16 digits
n = 92 32 digits
n = 1828 555 digits
n = 2964 897 digits
n = 3040 920 digits
n = 4520 1365 digits 1993 Jeffrey Young
n = 9928 2993 digits
n = 15520 4676 digits
n = 22452 6763 digits
n = 24328 7328 digits
n = 36788 11079 digits
n = 56144 16905 digits
n = 90936 27379 digits
n = 132388 39857 digits
n = 580344 174705 digits Nov 2010 Evan Davis; PSieve; srsieve; PrimeGrid; LLR
n = 1185068 356745 digits Oct 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
k: 8343
max n: 2.372.944
n = 5 6 digits
n = 16 9 digits
n = 17 10 digits
n = 58 22 digits
n = 364 114 digits
n = 533 165 digits
n = 569 176 digits
n = 709 218 digits
n = 988 302 digits
n = 1154 352 digits
n = 1324 403 digits
n = 4289 1296 digits 1993 Jeffrey Young
n = 5234 1580 digits
n = 8656 2610 digits
n = 11549 3481 digits
n = 12538 3779 digits
n = 14789 4456 digits
n = 18544 5587 digits
n = 20426 6153 digits
n = 21362 6435 digits
n = 24065 7249 digits
n = 24890 7497 digits
n = 26986 8128 digits
n = 65296 19660 digits
n = 154072 46385 digits
n = 166312 50069 digits
n = 189112 56933 digits
n = 352069 105988 digits May 2012 James Boerner; PPSE; PrimeGrid
n = 539705 162472 digits Aug 2010 Ray Miller; PSieve; srsieve; PrimeGrid; LLR
n = 595505 179269 digits Dec 2010 Tony Hopman; PSieve; srsieve; PrimeGrid; LLR
n = 749705 225688 digits Feb 2012 Brian Sones; PSieve; srsieve; PrimeGrid; LLR
n = 1625453 489315 digits Feb 2021 Bastian Gauch; PSieve; srsieve; PrimeGrid; LLR
k: 8345
max n: 2.372.772
n = 1 5 digits
n = 13 8 digits
n = 17 10 digits
n = 21 11 digits
n = 33 14 digits
n = 37 16 digits
n = 45 18 digits
n = 59 22 digits
n = 129 43 digits
n = 165 54 digits
n = 217 70 digits
n = 235 75 digits
n = 321 101 digits
n = 363 114 digits
n = 377 118 digits
n = 401 125 digits
n = 507 157 digits
n = 1053 321 digits
n = 1149 350 digits
n = 1413 430 digits
n = 1837 557 digits
n = 3669 1109 digits 1993 Jeffrey Young
n = 5653 1706 digits
n = 6273 1893 digits
n = 11571 3488 digits
n = 14809 4462 digits
n = 17507 5275 digits
n = 35085 10566 digits
n = 97561 29373 digits
n = 100689 30315 digits
n = 194363 58514 digits
n = 211553 63688 digits
n = 337141 101494 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 369225 111152 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 400835 120668 digits Jul 2012 Dirk Dhuyvetters; PPSE; PrimeGrid
n = 410253 123503 digits Sep 2012 Adrian Schori; PPSE; PrimeGrid
n = 450995 135767 digits Apr 2009 Emanuele Vecchia; srsieve; PrimeGrid; LLR
n = 517269 155718 digits Jun 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 552339 166275 digits Sep 2010 Pascal Vandaele; PSieve; srsieve; PrimeGrid; LLR
n = 561755 169110 digits Oct 2010 Pablo Marin; PSieve; srsieve; PrimeGrid; LLR
n = 972661 292805 digits Aug 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 2032573 611870 digits Dec 2024 Mark Williams; PPSE; PrimeGrid
k: 8347
max n: 2.372.785
n = 8 7 digits
n = 26 12 digits
n = 36 15 digits
n = 48 19 digits
n = 68 25 digits
n = 84 30 digits
n = 96 33 digits
n = 158 52 digits
n = 216 69 digits
n = 254 81 digits
n = 488 151 digits
n = 2354 713 digits
n = 3036 918 digits
n = 3084 933 digits
n = 4140 1251 digits 1993 Jeffrey Young
n = 4296 1298 digits 1993 Jeffrey Young
n = 5016 1514 digits
n = 5964 1800 digits
n = 6164 1860 digits
n = 20480 6170 digits Aug 1997 Kenneth J. Brazier; Proth
n = 22700 6838 digits
n = 23384 7044 digits
n = 25536 7692 digits
n = 129464 38977 digits
n = 336216 101216 digits Apr 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 340544 102518 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 472154 142137 digits Oct 2009 Kai Strang; srsieve; PrimeGrid; LLR
n = 766892 230862 digits Feb 2012 Mike Simicsak; PSieve; srsieve; PrimeGrid; LLR
n = 1984508 597401 digits Aug 2024 Hiroki Saito; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3466736 1043596 digits Apr 2023 Eudy Silva; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8349
max n: 2.372.789
n = 1 5 digits
n = 9 7 digits
n = 15 9 digits
n = 18 10 digits
n = 22 11 digits
n = 33 14 digits
n = 45 18 digits
n = 49 19 digits
n = 145 48 digits
n = 175 57 digits
n = 183 60 digits
n = 238 76 digits
n = 465 144 digits
n = 535 165 digits
n = 895 274 digits
n = 1618 491 digits
n = 1890 573 digits
n = 3319 1004 digits 1993 Jeffrey Young
n = 3946 1192 digits 1993 Jeffrey Young
n = 4653 1405 digits 1993 Jeffrey Young
n = 13245 3992 digits
n = 15903 4792 digits
n = 16581 4996 digits
n = 24087 7255 digits
n = 25213 7594 digits
n = 25249 7605 digits
n = 27223 8199 digits
n = 46726 14070 digits
n = 88894 26764 digits
n = 91318 27494 digits
n = 236535 71209 digits
n = 275866 83048 digits
n = 401266 120798 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 494607 148896 digits Mar 2010 Sou Fukui; PSieve; srsieve; PrimeGrid; LLR
n = 510033 153540 digits May 2010 Donald Drews; PSieve; srsieve; PrimeGrid; LLR
n = 660249 198759 digits Apr 2011 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
k: 8351
max n: 2.372.848
n = 1 5 digits
n = 3 5 digits
n = 5 6 digits
n = 11 8 digits
n = 15 9 digits
n = 17 10 digits
n = 29 13 digits
n = 41 17 digits
n = 43 17 digits
n = 87 31 digits
n = 137 46 digits
n = 155 51 digits
n = 209 67 digits
n = 245 78 digits
n = 361 113 digits
n = 385 120 digits
n = 971 297 digits
n = 985 301 digits
n = 1081 330 digits
n = 1453 442 digits
n = 2235 677 digits
n = 2921 884 digits
n = 10827 3264 digits
n = 12511 3771 digits
n = 14027 4227 digits
n = 22301 6718 digits
n = 23891 7196 digits
n = 32039 9649 digits
n = 32419 9764 digits
n = 37187 11199 digits
n = 37409 11266 digits
n = 61531 18527 digits
n = 68519 20631 digits
n = 105155 31659 digits
n = 107201 32275 digits
n = 151739 45682 digits
n = 273755 82413 digits
n = 690133 207755 digits Sep 2011 Todd Carper; PSieve; srsieve; PrimeGrid; LLR
n = 1443035 434401 digits Mar 2017 Michele T. Mazzucato; PSieve; srsieve; PrimeGrid; LLR
n = 1667225 501889 digits Feb 2022 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
n = 2039819 614051 digits Jan 2025 PPSE; PrimeGrid
k: 8353
max n: 2.373.235
n = 2 5 digits
n = 4 6 digits
n = 22 11 digits
n = 28 13 digits
n = 44 18 digits
n = 76 27 digits
n = 78 28 digits
n = 88 31 digits
n = 110 38 digits
n = 130 44 digits
n = 234 75 digits
n = 484 150 digits
n = 896 274 digits
n = 1240 378 digits
n = 2294 695 digits
n = 2668 808 digits
n = 2914 882 digits
n = 5136 1551 digits
n = 5242 1582 digits
n = 5630 1699 digits
n = 7326 2210 digits May 1996 Patrick Demichel
n = 8968 2704 digits
n = 9350 2819 digits
n = 10222 3082 digits
n = 10364 3124 digits
n = 14828 4468 digits
n = 15982 4815 digits
n = 31576 9510 digits
n = 33388 10055 digits
n = 33784 10174 digits
n = 37070 11164 digits
n = 70778 21311 digits
n = 97188 29261 digits
n = 99260 29885 digits
n = 129888 39105 digits
n = 139108 41880 digits
n = 220580 66406 digits
n = 256036 77079 digits
n = 366592 110360 digits May 2012 PPSE; PrimeGrid
n = 1119578 337031 digits Aug 2013 Josef Matousek; PSieve; srsieve; PrimeGrid; LLR
n = 1123808 338304 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1293256 389313 digits Sep 2014 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1717640 517066 digits Nov 2022 Alexey Simbarsky; PPSE; PrimeGrid
k: 8355
max n: 2.372.650
n = 3 5 digits
n = 7 7 digits
n = 11 8 digits
n = 12 8 digits
n = 14 9 digits
n = 24 12 digits
n = 30 13 digits
n = 44 18 digits
n = 54 21 digits
n = 117 40 digits
n = 131 44 digits
n = 141 47 digits
n = 224 72 digits
n = 243 78 digits
n = 283 90 digits
n = 338 106 digits
n = 594 183 digits
n = 629 194 digits
n = 888 272 digits
n = 1047 320 digits
n = 1080 330 digits
n = 1477 449 digits
n = 1484 451 digits
n = 2263 686 digits
n = 3012 911 digits
n = 3198 967 digits
n = 3823 1155 digits 1993 Jeffrey Young
n = 4935 1490 digits 1993 Jeffrey Young
n = 5271 1591 digits
n = 6208 1873 digits
n = 10975 3308 digits
n = 15108 4552 digits
n = 27078 8156 digits
n = 34821 10487 digits
n = 35955 10828 digits
n = 37503 11294 digits
n = 38375 11556 digits
n = 48395 14573 digits
n = 51087 15383 digits
n = 82140 24731 digits
n = 90978 27392 digits
n = 119808 36070 digits
n = 153527 46221 digits
n = 176594 53165 digits
n = 194319 58500 digits
n = 198458 59746 digits
n = 233055 70161 digits
n = 248072 74682 digits
n = 261284 78659 digits
n = 290775 87536 digits
n = 293829 88456 digits
n = 326564 98310 digits
n = 367959 110771 digits May 2012 PPSE; PrimeGrid
n = 428972 129138 digits Nov 2012 Brian Carpenter; PPSE; PrimeGrid
n = 469915 141463 digits Oct 2009 Ian Abraham; srsieve; PrimeGrid; LLR
n = 595142 179160 digits Dec 2010 Jacek Grzebyta; PSieve; srsieve; PrimeGrid; LLR
n = 782150 235455 digits Mar 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 820475 246992 digits Apr 2012 John S. Burningham; PSieve; srsieve; PrimeGrid; LLR
n = 974635 293399 digits Aug 2012 Konrad Sliwicki; PSieve; srsieve; PrimeGrid; LLR
n = 1178131 354657 digits Oct 2013 Richard Cervelle; PSieve; srsieve; PrimeGrid; LLR
n = 1272110 382948 digits May 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1378375 414937 digits Feb 2016 Julien Musy; PSieve; srsieve; PrimeGrid; LLR
n = 1662072 500338 digits Feb 2022 一秋鸿; PSieve; srsieve; PrimeGrid; LLR
n = 2367093 712570 digits May 2026 Emil Hristoskov; PPSE; PrimeGrid
k: 8357
max n: 2.373.403
n = 7 7 digits
n = 139 46 digits
n = 151 50 digits
n = 475 147 digits
n = 919 281 digits
n = 2347 711 digits
n = 11167 3366 digits
n = 614635 185028 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1048315 315579 digits Feb 2013 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
k: 8359
max n: 2.372.657
n = 14 9 digits
n = 102 35 digits
n = 134 45 digits
n = 258 82 digits
n = 278 88 digits
n = 362 113 digits
n = 446 139 digits
n = 1658 504 digits
n = 2086 632 digits
n = 2498 756 digits
n = 6586 1987 digits
n = 12526 3775 digits
n = 457502 137726 digits Jun 2009 Sascha Beat Dinkel; srsieve; PrimeGrid; LLR
n = 1527674 459880 digits Feb 2019 Dao Heng Liu; PSieve; srsieve; PrimeGrid; LLR
k: 8361
max n: 2.372.818
n = 3 5 digits
n = 12 8 digits
n = 20 10 digits
n = 23 11 digits
n = 24 12 digits
n = 44 18 digits
n = 111 38 digits
n = 239 76 digits
n = 276 88 digits
n = 287 91 digits
n = 399 125 digits
n = 501 155 digits
n = 836 256 digits
n = 1029 314 digits
n = 1136 346 digits
n = 1388 422 digits
n = 1551 471 digits
n = 2172 658 digits
n = 5168 1560 digits
n = 5204 1571 digits
n = 5252 1585 digits
n = 5424 1637 digits
n = 11756 3543 digits
n = 23988 7226 digits
n = 25700 7741 digits Jan 1998 Chris St.Clair; Proth
n = 84513 25445 digits
n = 93144 28044 digits
n = 105191 31670 digits
n = 153779 46297 digits
n = 293999 88507 digits
n = 388340 116906 digits Jun 2012 Brian Carpenter; PPSE; PrimeGrid
n = 1135436 341805 digits Aug 2013 Marinus Rinie Smits; PSieve; srsieve; PrimeGrid; LLR
n = 1257051 378414 digits May 2014 Grzegorz Plinta; PSieve; srsieve; PrimeGrid; LLR
n = 1465797 441253 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 2210484 665426 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8363
max n: 2.372.852
n = 9 7 digits
n = 33 14 digits
n = 81 29 digits
n = 109 37 digits
n = 2205 668 digits
n = 4069 1229 digits 1993 Jeffrey Young
n = 4953 1495 digits 1993 Jeffrey Young
n = 23853 7185 digits
n = 29721 8951 digits
n = 78705 23697 digits
n = 172773 52014 digits
n = 398445 119948 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 625053 188164 digits Feb 2011 Peter Shane; PSieve; srsieve; PrimeGrid; LLR
n = 1578229 475099 digits Apr 2020 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
k: 8365
max n: 2.372.711
n = 2 5 digits
n = 6 6 digits
n = 16 9 digits
n = 106 36 digits
n = 118 40 digits
n = 128 43 digits
n = 178 58 digits
n = 206 66 digits
n = 266 84 digits
n = 272 86 digits
n = 554 171 digits
n = 1042 318 digits
n = 1114 340 digits
n = 1168 356 digits
n = 1534 466 digits
n = 1752 532 digits
n = 2762 836 digits
n = 3778 1142 digits 1993 Jeffrey Young
n = 5326 1608 digits
n = 6326 1909 digits
n = 10638 3207 digits
n = 14944 4503 digits
n = 15274 4602 digits
n = 18526 5581 digits
n = 20078 6049 digits
n = 32426 9766 digits
n = 46458 13990 digits
n = 72816 21924 digits
n = 97098 29234 digits
n = 152018 45766 digits
n = 188152 56644 digits
n = 198288 59695 digits
n = 211598 63702 digits
n = 814328 245142 digits Mar 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1164546 350568 digits Sep 2013 Timothy D Winslow; PSieve; srsieve; PrimeGrid; LLR
n = 1434552 431848 digits Feb 2017 Daniel Frużyński; PSieve; srsieve; PrimeGrid; LLR
n = 1619902 487644 digits Feb 2021 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 3462722 1042388 digits Mar 2023 Brian D. Niegocki; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8367
max n: 2.372.805
n = 2 5 digits
n = 4 6 digits
n = 6 6 digits
n = 10 7 digits
n = 11 8 digits
n = 12 8 digits
n = 14 9 digits
n = 16 9 digits
n = 22 11 digits
n = 23 11 digits
n = 26 12 digits
n = 32 14 digits
n = 36 15 digits
n = 50 19 digits
n = 62 23 digits
n = 66 24 digits
n = 83 29 digits
n = 94 33 digits
n = 122 41 digits
n = 156 51 digits
n = 287 91 digits
n = 304 96 digits
n = 320 101 digits
n = 326 103 digits
n = 376 118 digits
n = 542 168 digits
n = 586 181 digits
n = 944 289 digits
n = 1067 326 digits
n = 1259 383 digits
n = 1776 539 digits
n = 1780 540 digits
n = 1884 572 digits
n = 2491 754 digits
n = 2616 792 digits
n = 2684 812 digits
n = 2754 833 digits
n = 3056 924 digits
n = 3474 1050 digits 1993 Jeffrey Young
n = 4339 1311 digits 1993 Jeffrey Young
n = 6086 1836 digits
n = 6182 1865 digits
n = 6654 2007 digits Mar 1996 Patrick Demichel
n = 7490 2259 digits
n = 7666 2312 digits
n = 7811 2356 digits
n = 7846 2366 digits
n = 13054 3934 digits
n = 14812 4463 digits
n = 18166 5473 digits
n = 20390 6142 digits
n = 21022 6333 digits
n = 21866 6587 digits
n = 21990 6624 digits
n = 27002 8133 digits
n = 27266 8212 digits
n = 28230 8502 digits
n = 34800 10480 digits
n = 47222 14220 digits
n = 48275 14537 digits
n = 65822 19819 digits
n = 66914 20148 digits
n = 99036 29817 digits
n = 102515 30865 digits
n = 119914 36102 digits
n = 120814 36373 digits
n = 125339 37735 digits
n = 129103 38868 digits
n = 134414 40467 digits
n = 144563 43522 digits
n = 180386 54306 digits
n = 207680 62522 digits
n = 210722 63438 digits
n = 233476 70288 digits
n = 246852 74314 digits
n = 355272 106952 digits May 2012 PPSE; PrimeGrid
n = 551884 166138 digits Sep 2010 Kimmo Myllyvirta; PSieve; srsieve; PrimeGrid; LLR
n = 576204 173459 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 638404 192183 digits Feb 2011 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 770486 231944 digits Feb 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 794762 239252 digits Mar 2012 Michael Martinez; PSieve; srsieve; PrimeGrid; LLR
n = 1375160 413969 digits Jan 2016 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 1607600 483940 digits Oct 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1628746 490306 digits Feb 2021 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1692610 509531 digits May 2022 Honza Cholt; PPSE; PrimeGrid
n = 1702684 512563 digits Jul 2022 Dr. James Scott Brown; PPSE; PrimeGrid
n = 1950532 587173 digits Apr 2024 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2121830 638739 digits Jan 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8369
max n: 2.372.772
n = 7 7 digits
n = 13 8 digits
n = 41 17 digits
n = 87 31 digits
n = 173 57 digits
n = 321 101 digits
n = 381 119 digits
n = 387 121 digits
n = 573 177 digits
n = 1327 404 digits
n = 2651 802 digits
n = 3077 931 digits
n = 61267 18448 digits
n = 64407 19393 digits
n = 68681 20679 digits
n = 205697 61925 digits
n = 376801 113433 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 425361 128051 digits Nov 2012 Dr. James Scott Brown; PPSE; PrimeGrid
k: 8371
max n: 2.373.344
n = 20 10 digits
n = 32 14 digits
n = 268 85 digits
n = 5516 1665 digits
n = 8588 2590 digits May 1996 Patrick Demichel
n = 28784 8669 digits
n = 99848 30062 digits
n = 160760 48398 digits
n = 618148 186086 digits Jan 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 8373
max n: 2.372.787
n = 1 5 digits
n = 2 5 digits
n = 8 7 digits
n = 10 7 digits
n = 12 8 digits
n = 33 14 digits
n = 36 15 digits
n = 38 16 digits
n = 49 19 digits
n = 56 21 digits
n = 62 23 digits
n = 88 31 digits
n = 116 39 digits
n = 129 43 digits
n = 290 92 digits
n = 338 106 digits
n = 409 128 digits
n = 440 137 digits
n = 782 240 digits
n = 972 297 digits
n = 1345 409 digits
n = 1673 508 digits
n = 1762 535 digits
n = 2521 763 digits
n = 3538 1069 digits 1993 Jeffrey Young
n = 3842 1161 digits 1993 Jeffrey Young
n = 4556 1376 digits 1993 Jeffrey Young
n = 5978 1804 digits
n = 12081 3641 digits
n = 15170 4571 digits
n = 16178 4874 digits
n = 24338 7331 digits
n = 25249 7605 digits
n = 29793 8973 digits
n = 36193 10900 digits
n = 54649 16455 digits
n = 90442 27230 digits
n = 91020 27404 digits
n = 103281 31095 digits
n = 106560 32082 digits
n = 244313 73550 digits
n = 299762 90242 digits
n = 299998 90313 digits
n = 479762 144427 digits Oct 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 550118 165606 digits Sep 2010 Tom Shewbridge; PSieve; srsieve; PrimeGrid; LLR
n = 1032688 310874 digits Jan 2013 Matthew K Williams; PSieve; srsieve; PrimeGrid; LLR
n = 1869028 562638 digits Feb 2024 Christian Carquillat; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8375
max n: 2.372.906
n = 27 13 digits
n = 29 13 digits
n = 59 22 digits
n = 81 29 digits
n = 171 56 digits
n = 185 60 digits
n = 191 62 digits
n = 219 70 digits
n = 425 132 digits
n = 521 161 digits
n = 545 168 digits
n = 585 181 digits
n = 1229 374 digits
n = 1737 527 digits
n = 2655 804 digits
n = 2739 829 digits
n = 3231 977 digits
n = 3395 1026 digits 1993 Jeffrey Young
n = 8169 2464 digits May 1996 Patrick Demichel
n = 11955 3603 digits
n = 41171 12398 digits
n = 41601 12528 digits
n = 63777 19203 digits
n = 125667 37834 digits
n = 171311 51574 digits
n = 181035 54501 digits
n = 247427 74487 digits
n = 320175 96387 digits
n = 341195 102714 digits Apr 2012 Gary Craig; PPSE; PrimeGrid
n = 600117 180658 digits Jan 2011 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 1958051 589437 digits May 2024 Chad Steenerson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1979745 595967 digits Jul 2024 Đorđe Krstić; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8377
max n: 2.372.711
n = 4 6 digits
n = 10 7 digits
n = 28 13 digits
n = 42 17 digits
n = 48 19 digits
n = 160 53 digits
n = 312 98 digits
n = 372 116 digits
n = 384 120 digits
n = 1324 403 digits
n = 1692 514 digits
n = 7074 2134 digits
n = 7728 2331 digits May 1996 Patrick Demichel
n = 17314 5216 digits Jul 1996 Patrick Demichel
n = 31810 9580 digits
n = 40324 12143 digits
n = 243562 73324 digits
n = 292884 88171 digits
n = 476032 143304 digits Oct 2009 Rune Fredriksen; srsieve; PrimeGrid; LLR
n = 527754 158874 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 638778 192296 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 702624 211515 digits Sep 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1890400 569072 digits Feb 2024 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8379
max n: 2.372.477
n = 1 5 digits
n = 3 5 digits
n = 10 7 digits
n = 13 8 digits
n = 35 15 digits
n = 46 18 digits
n = 61 23 digits
n = 65 24 digits
n = 70 25 digits
n = 130 44 digits
n = 169 55 digits
n = 245 78 digits
n = 306 97 digits
n = 313 99 digits
n = 501 155 digits
n = 1326 404 digits
n = 1978 600 digits
n = 2734 827 digits
n = 3201 968 digits
n = 3294 996 digits
n = 4074 1231 digits 1993 Jeffrey Young
n = 5806 1752 digits
n = 6581 1986 digits
n = 10141 3057 digits
n = 11181 3370 digits
n = 13890 4186 digits
n = 14889 4486 digits
n = 17169 5173 digits
n = 17274 5204 digits
n = 19894 5993 digits
n = 21949 6612 digits
n = 58346 17568 digits
n = 71674 21580 digits
n = 88393 26613 digits
n = 180339 54292 digits
n = 275105 82819 digits
n = 287814 86645 digits
n = 425699 128153 digits Nov 2012 Heinz Ming; PPSE; PrimeGrid
n = 618090 186068 digits Jan 2011 Naoto Aoyama; PSieve; srsieve; PrimeGrid; LLR
n = 762005 229391 digits Feb 2012 Timo Schneider; PSieve; srsieve; PrimeGrid; LLR
n = 837818 252213 digits Apr 2012 Giles Averay-Jones; PSieve; srsieve; PrimeGrid; LLR
n = 875109 263438 digits May 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1001429 301465 digits Sep 2012 Jesper Hedlund; PSieve; srsieve; PrimeGrid; LLR
n = 1036870 312133 digits Jan 2013 James Pennington; PSieve; srsieve; PrimeGrid; LLR
n = 1295315 389933 digits Sep 2014 Seonghwan Kim; PSieve; srsieve; PrimeGrid; LLR
k: 8381
max n: 2.373.136
n = 1 5 digits
n = 3 5 digits
n = 9 7 digits
n = 15 9 digits
n = 27 13 digits
n = 29 13 digits
n = 39 16 digits
n = 47 19 digits
n = 67 25 digits
n = 129 43 digits
n = 183 60 digits
n = 241 77 digits
n = 395 123 digits
n = 417 130 digits
n = 711 218 digits
n = 857 262 digits
n = 1251 381 digits
n = 1797 545 digits
n = 2731 827 digits
n = 2771 839 digits
n = 3153 954 digits
n = 3947 1193 digits 1993 Jeffrey Young
n = 4331 1308 digits 1993 Jeffrey Young
n = 4931 1489 digits 1993 Jeffrey Young
n = 5171 1561 digits
n = 6883 2076 digits
n = 7727 2330 digits May 1996 Patrick Demichel
n = 8003 2414 digits
n = 9619 2900 digits
n = 9937 2996 digits
n = 10359 3123 digits
n = 10657 3212 digits
n = 19667 5925 digits
n = 22479 6771 digits
n = 34233 10310 digits
n = 43447 13083 digits
n = 79847 24041 digits
n = 101629 30598 digits
n = 125537 37795 digits
n = 137229 41314 digits
n = 141639 42642 digits
n = 160297 48259 digits
n = 182453 54928 digits
n = 186521 56153 digits
n = 231235 69613 digits
n = 265031 79787 digits
n = 283071 85217 digits
n = 287249 86475 digits
n = 394551 118776 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 541103 162893 digits Aug 2010 Jochen Beck; PSieve; srsieve; PrimeGrid; LLR
k: 8383
max n: 2.372.649
n = 2 5 digits
n = 4 6 digits
n = 6 6 digits
n = 10 7 digits
n = 16 9 digits
n = 18 10 digits
n = 20 10 digits
n = 22 11 digits
n = 28 13 digits
n = 36 15 digits
n = 48 19 digits
n = 66 24 digits
n = 84 30 digits
n = 262 83 digits
n = 454 141 digits
n = 622 192 digits
n = 666 205 digits
n = 686 211 digits
n = 776 238 digits
n = 1050 321 digits
n = 1168 356 digits
n = 1190 363 digits
n = 1564 475 digits
n = 1844 560 digits
n = 1874 569 digits
n = 2760 835 digits
n = 3302 998 digits
n = 4340 1311 digits 1993 Jeffrey Young
n = 6158 1858 digits
n = 7832 2362 digits
n = 9662 2913 digits
n = 12854 3874 digits
n = 22174 6679 digits
n = 26220 7897 digits
n = 51134 15397 digits
n = 54336 16361 digits
n = 92736 27921 digits
n = 94202 28362 digits
n = 119052 35843 digits
n = 142048 42765 digits
n = 202394 60931 digits
n = 270230 81352 digits
n = 333946 100532 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 346828 104410 digits Apr 2012 Honza Cholt; PPSE; PrimeGrid
n = 351746 105891 digits May 2012 PPSE; PrimeGrid
n = 465464 140123 digits Jun 2009 Steven Harvey; srsieve; PrimeGrid; LLR
n = 664252 199964 digits Apr 2011 Wolfgang Schmidt; PSieve; srsieve; PrimeGrid; LLR
n = 879658 264808 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1133064 341091 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1828462 550426 digits Jan 2024 Wes Hewitt; PPSE; PrimeGrid
n = 1869708 562843 digits Feb 2024 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1937240 583172 digits Apr 2024 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8385
max n: 2.373.021
n = 4 6 digits
n = 8 7 digits
n = 14 9 digits
n = 19 10 digits
n = 22 11 digits
n = 28 13 digits
n = 52 20 digits
n = 53 20 digits
n = 59 22 digits
n = 118 40 digits
n = 140 47 digits
n = 529 164 digits
n = 835 256 digits
n = 1052 321 digits
n = 1348 410 digits
n = 1492 454 digits
n = 2159 654 digits
n = 2455 743 digits
n = 6328 1909 digits
n = 16240 4893 digits
n = 18742 5646 digits
n = 18760 5652 digits
n = 24158 7277 digits
n = 25582 7705 digits
n = 30305 9127 digits
n = 55934 16842 digits
n = 60989 18364 digits Jul 1999 Tadashi Taura; Proth
n = 77368 23295 digits
n = 79315 23881 digits
n = 186209 56059 digits
n = 360965 108666 digits Feb 2009 Randy Wilson; srsieve; PrimeGrid; LLR
n = 366809 110425 digits May 2012 PPSE; PrimeGrid
n = 505735 152246 digits May 2010 Eert Moonen; PSieve; srsieve; PrimeGrid; LLR
n = 637543 191924 digits Feb 2011 Takaharu Yamamura; PSieve; srsieve; PrimeGrid; LLR
n = 1505203 453116 digits Nov 2018 Brendon Gory; PSieve; srsieve; PrimeGrid; LLR
n = 1613192 485624 digits Jan 2021 Max Leupold; PSieve; srsieve; PrimeGrid; LLR
k: 8387
max n: 2.372.602
n = 7 7 digits
n = 27 13 digits
n = 67 25 digits
n = 75 27 digits
n = 279 88 digits
n = 615 190 digits
n = 743 228 digits
n = 4475 1352 digits 1993 Jeffrey Young
n = 7019 2117 digits Mar 1996 Patrick Demichel
n = 60983 18362 digits
n = 243467 73295 digits
n = 896843 269981 digits Jun 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1367523 411670 digits Nov 2015 Stephen Michael Brown; PSieve; srsieve; PrimeGrid; LLR
k: 8389
max n: 2.373.125
n = 54 21 digits
n = 74 27 digits
n = 302 95 digits
n = 1334 406 digits
n = 3282 992 digits
n = 9866 2974 digits
n = 9954 3001 digits
n = 27906 8405 digits
n = 80546 24251 digits
n = 93806 28243 digits
n = 622890 187513 digits Feb 2011 Annette Virlogeux; PSieve; srsieve; PrimeGrid; LLR
n = 751574 226251 digits Feb 2012 JensOla Ekström; PSieve; srsieve; PrimeGrid; LLR
n = 1082874 325982 digits Jun 2013 Yegor Ryabchikov; PSieve; srsieve; PrimeGrid; LLR
k: 8391
max n: 2.372.852
n = 3 5 digits
n = 4 6 digits
n = 21 11 digits
n = 28 13 digits
n = 96 33 digits
n = 112 38 digits
n = 283 90 digits
n = 487 151 digits
n = 616 190 digits
n = 684 210 digits
n = 1320 402 digits
n = 1651 501 digits
n = 2395 725 digits
n = 3244 981 digits
n = 3465 1047 digits 1993 Jeffrey Young
n = 7332 2212 digits May 1996 Patrick Demichel
n = 9280 2798 digits
n = 30465 9175 digits
n = 39441 11877 digits
n = 53812 16203 digits
n = 65721 19788 digits
n = 69105 20807 digits
n = 73075 22002 digits
n = 112053 33736 digits
n = 120975 36422 digits
n = 664131 199928 digits Apr 2011 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 828775 249491 digits Apr 2012 Sindri Jarlsson; PSieve; srsieve; PrimeGrid; LLR
n = 1004121 302275 digits Sep 2012 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 1138233 342647 digits Aug 2013 Brook Harste; PSieve; srsieve; PrimeGrid; LLR
n = 1570896 472891 digits Feb 2020 Bill Cavnaugh; PSieve; srsieve; PrimeGrid; LLR
k: 8393
max n: 2.373.368
n = 1 5 digits
n = 49 19 digits
n = 61 23 digits
n = 133 44 digits
n = 173 57 digits
n = 489 152 digits
n = 869 266 digits
n = 6881 2076 digits
n = 7493 2260 digits
n = 8681 2618 digits
n = 464153 139728 digits Aug 2009 Alan J Hidy; srsieve; PrimeGrid; LLR
n = 1666353 501627 digits Feb 2022 Cédric Latge; PSieve; srsieve; PrimeGrid; LLR
k: 8395
max n: 2.372.789
n = 2 5 digits
n = 6 6 digits
n = 22 11 digits
n = 60 22 digits
n = 118 40 digits
n = 120 41 digits
n = 130 44 digits
n = 220 71 digits
n = 288 91 digits
n = 310 98 digits
n = 462 143 digits
n = 700 215 digits
n = 746 229 digits
n = 816 250 digits
n = 1068 326 digits
n = 1098 335 digits
n = 1478 449 digits
n = 2688 814 digits
n = 3990 1206 digits 1993 Jeffrey Young
n = 4058 1226 digits 1993 Jeffrey Young
n = 5282 1594 digits
n = 8138 2454 digits May 1996 Patrick Demichel
n = 9676 2917 digits
n = 13576 4091 digits
n = 14376 4332 digits
n = 15506 4672 digits
n = 18190 5480 digits
n = 19862 5983 digits
n = 32810 9881 digits
n = 33246 10012 digits
n = 38016 11448 digits
n = 57982 17459 digits
n = 84378 25405 digits
n = 90288 27184 digits
n = 143466 43192 digits
n = 147222 44323 digits
n = 147950 44542 digits
n = 240480 72396 digits
n = 262086 78900 digits
n = 521956 157129 digits Jul 2010 Daniel Louwe; PSieve; srsieve; PrimeGrid; LLR
n = 576700 173608 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1393828 419588 digits Feb 2016 Pete Meland; PSieve; srsieve; PrimeGrid; LLR
n = 3460530 1041728 digits Feb 2023 JanPeter Fischer; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8397
max n: 2.372.526
n = 2 5 digits
n = 4 6 digits
n = 11 8 digits
n = 14 9 digits
n = 62 23 digits
n = 99 34 digits
n = 167 55 digits
n = 191 62 digits
n = 362 113 digits
n = 510 158 digits
n = 554 171 digits
n = 851 261 digits
n = 854 262 digits
n = 1106 337 digits
n = 1310 399 digits
n = 1366 416 digits
n = 1487 452 digits
n = 1715 521 digits
n = 1772 538 digits
n = 2206 668 digits
n = 2859 865 digits
n = 4222 1275 digits 1993 Jeffrey Young
n = 4242 1281 digits 1993 Jeffrey Young
n = 4539 1371 digits 1993 Jeffrey Young
n = 4700 1419 digits 1993 Jeffrey Young
n = 4739 1431 digits 1993 Jeffrey Young
n = 5067 1530 digits
n = 8379 2527 digits
n = 8714 2628 digits
n = 17582 5297 digits
n = 18226 5491 digits
n = 28706 8646 digits
n = 29115 8769 digits
n = 30094 9064 digits
n = 39899 12015 digits
n = 45330 13650 digits
n = 45615 13736 digits
n = 48914 14729 digits
n = 51582 15532 digits
n = 56210 16925 digits
n = 59287 17852 digits
n = 80051 24102 digits
n = 87162 26243 digits
n = 97134 29245 digits
n = 135907 40917 digits
n = 147507 44408 digits
n = 279347 84096 digits
n = 623186 187602 digits Feb 2011 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 665810 200433 digits Apr 2011 Harvey Patterson; PSieve; srsieve; PrimeGrid; LLR
n = 919316 276746 digits Jun 2012 Robert Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 1036562 312041 digits Jan 2013 Yegor Ryabchikov; PSieve; srsieve; PrimeGrid; LLR
n = 1966292 591917 digits May 2024 Pete Allivato; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3336654 1004437 digits Aug 2020 NitaMinttu Tirkkonen; PSieve; srsieve; PrimeGrid; LLR
n = 3401502 1023959 digits Feb 2022 Will Steinbach; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8399
max n: 2.372.070
n = 7 7 digits
n = 11 8 digits
n = 17 10 digits
n = 41 17 digits
n = 65 24 digits
n = 113 38 digits
n = 121 41 digits
n = 275 87 digits
n = 481 149 digits
n = 881 270 digits
n = 901 276 digits
n = 985 301 digits
n = 1495 454 digits
n = 2387 723 digits
n = 7225 2179 digits
n = 19385 5840 digits
n = 35267 10621 digits
n = 61871 18629 digits
n = 71891 21646 digits
n = 75647 22776 digits
n = 177005 53288 digits
n = 258227 77738 digits
n = 289931 87282 digits
n = 700415 210850 digits Jan 2010 Brian Carpenter; PSieve; srsieve; PrimeGrid; LLR
n = 1486445 447469 digits Mar 2018 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 1518253 457044 digits Feb 2019 Kenneth J. Brazier; PSieve; srsieve; PrimeGrid; LLR
n = 1652545 497470 digits Jan 2022 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2258123 679767 digits Mar 2025 Anthony Roy; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8401
max n: 2.373.215
n = 4 6 digits
n = 8 7 digits
n = 20 10 digits
n = 24 12 digits
n = 28 13 digits
n = 88 31 digits
n = 124 42 digits
n = 180 59 digits
n = 220 71 digits
n = 288 91 digits
n = 380 119 digits
n = 648 199 digits
n = 1084 331 digits
n = 1484 451 digits
n = 2308 699 digits
n = 2396 726 digits
n = 4128 1247 digits 1993 Jeffrey Young
n = 9496 2863 digits
n = 13584 4094 digits
n = 49408 14878 digits
n = 117656 35422 digits
n = 152480 45905 digits
n = 254968 76757 digits
n = 336944 101435 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 2350336 707526 digits Mar 2026 Valter Cavecchia; PPSE; PrimeGrid
k: 8403
max n: 2.372.711
n = 2 5 digits
n = 5 6 digits
n = 6 6 digits
n = 14 9 digits
n = 18 10 digits
n = 26 12 digits
n = 36 15 digits
n = 41 17 digits
n = 42 17 digits
n = 66 24 digits
n = 77 28 digits
n = 138 46 digits
n = 476 148 digits
n = 546 169 digits
n = 674 207 digits
n = 686 211 digits
n = 702 216 digits
n = 704 216 digits
n = 1254 382 digits
n = 2546 771 digits
n = 3714 1122 digits 1993 Jeffrey Young
n = 4064 1228 digits 1993 Jeffrey Young
n = 5358 1617 digits
n = 5382 1625 digits
n = 11442 3449 digits
n = 11702 3527 digits
n = 12281 3701 digits
n = 21434 6457 digits
n = 34218 10305 digits
n = 91488 27545 digits
n = 124145 37376 digits
n = 132486 39887 digits
n = 144113 43387 digits
n = 153906 46335 digits
n = 231269 69623 digits
n = 239876 72214 digits
n = 353052 106284 digits May 2012 Ronny Willig; PPSE; PrimeGrid
n = 459329 138276 digits Jun 2009 Dr. James Scott Brown; srsieve; PrimeGrid; LLR
n = 931193 280321 digits Jul 2012 HansJürgen Bergelt; PSieve; srsieve; PrimeGrid; LLR
n = 1035252 311646 digits Jan 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1068965 321795 digits May 2013 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1392894 419307 digits Feb 2016 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1581138 475974 digits Jun 2020 Hideyasu Kawamura; PSieve; srsieve; PrimeGrid; LLR
n = 2009486 604920 digits Nov 2024 PPSE; PrimeGrid
k: 8405
max n: 2.373.409
n = 1 5 digits
n = 9 7 digits
n = 13 8 digits
n = 177 58 digits
n = 189 61 digits
n = 349 109 digits
n = 1233 376 digits
n = 4353 1315 digits 1993 Jeffrey Young
n = 15243 4593 digits
n = 16981 5116 digits
n = 40857 12304 digits
n = 68181 20529 digits
n = 218961 65918 digits
n = 245169 73808 digits
n = 262069 78895 digits
n = 267649 80575 digits
n = 581809 175146 digits Nov 2010 Mathias Striecks; PSieve; srsieve; PrimeGrid; LLR
n = 620329 186742 digits Feb 2011 Takaharu Yamamura; PSieve; srsieve; PrimeGrid; LLR
n = 1249683 376196 digits Mar 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1831057 551208 digits Jan 2024 Jiri Jaros; PPSE; PrimeGrid
k: 8407
max n: 2.372.555
n = 2 5 digits
n = 4 6 digits
n = 6 6 digits
n = 14 9 digits
n = 20 10 digits
n = 30 13 digits
n = 38 16 digits
n = 56 21 digits
n = 80 29 digits
n = 88 31 digits
n = 398 124 digits
n = 468 145 digits
n = 536 166 digits
n = 594 183 digits
n = 1224 373 digits
n = 1844 560 digits
n = 2076 629 digits
n = 3628 1097 digits 1993 Jeffrey Young
n = 4496 1358 digits 1993 Jeffrey Young
n = 5376 1623 digits
n = 6398 1930 digits
n = 6402 1932 digits
n = 6808 2054 digits
n = 7604 2293 digits
n = 8442 2546 digits
n = 17898 5392 digits
n = 23300 7018 digits
n = 44070 13271 digits
n = 141746 42674 digits
n = 259416 78096 digits
n = 367398 110602 digits May 2012 Bob Hurd; PPSE; PrimeGrid
n = 493892 148681 digits Mar 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 676108 203533 digits Aug 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 881066 265232 digits May 2012 Eik Vettorazzi; PSieve; srsieve; PrimeGrid; LLR
n = 1553270 467585 digits Jan 2020 Pawel Jedrzejczyk; PSieve; srsieve; PrimeGrid; LLR
n = 2201138 662613 digits Feb 2025 Bruce Marler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3451334 1038959 digits Feb 2023 Frank Matillek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8409
max n: 2.372.577
n = 2 5 digits
n = 3 5 digits
n = 5 6 digits
n = 7 7 digits
n = 9 7 digits
n = 18 10 digits
n = 25 12 digits
n = 29 13 digits
n = 73 26 digits
n = 77 28 digits
n = 114 39 digits
n = 150 50 digits
n = 157 52 digits
n = 187 61 digits
n = 234 75 digits
n = 387 121 digits
n = 574 177 digits
n = 687 211 digits
n = 835 256 digits
n = 1154 352 digits
n = 1207 368 digits
n = 1242 378 digits
n = 1605 488 digits
n = 2203 668 digits
n = 2619 793 digits
n = 3222 974 digits
n = 5866 1770 digits
n = 7423 2239 digits
n = 9739 2936 digits
n = 14285 4305 digits
n = 42385 12764 digits
n = 45274 13633 digits
n = 51487 15504 digits
n = 97278 29288 digits
n = 105686 31819 digits
n = 113655 34218 digits
n = 151369 45571 digits
n = 160370 48281 digits
n = 193734 58324 digits
n = 200578 60384 digits Aug 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 201799 60752 digits
n = 221417 66658 digits
n = 299717 90228 digits
n = 328050 98757 digits
n = 392566 118179 digits Jul 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 393617 118495 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 457645 137769 digits Jun 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 473310 142485 digits Oct 2009 Edmund Huggett; srsieve; PrimeGrid; LLR
n = 544058 163782 digits Aug 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 816043 245658 digits Apr 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 898995 270629 digits Jun 2012 Sindri Jarlsson; PSieve; srsieve; PrimeGrid; LLR
n = 1034805 311512 digits Jan 2013 Serge Batalov; PSieve; srsieve; PrimeGrid; LLR
n = 1348138 405834 digits Jul 2015 Brian Herbers; PSieve; srsieve; PrimeGrid; LLR
n = 1443773 434623 digits Mar 2017 Seonghwan Kim; PSieve; srsieve; PrimeGrid; LLR
n = 1626578 489653 digits Feb 2021 Richard Mortimore; PSieve; srsieve; PrimeGrid; LLR
k: 8411
max n: 2.372.834
n = 1 5 digits
n = 3 5 digits
n = 9 7 digits
n = 13 8 digits
n = 21 11 digits
n = 23 11 digits
n = 33 14 digits
n = 37 16 digits
n = 47 19 digits
n = 59 22 digits
n = 67 25 digits
n = 69 25 digits
n = 99 34 digits
n = 133 44 digits
n = 143 47 digits
n = 147 49 digits
n = 149 49 digits
n = 225 72 digits
n = 233 75 digits
n = 235 75 digits
n = 257 82 digits
n = 301 95 digits
n = 319 100 digits
n = 425 132 digits
n = 477 148 digits
n = 563 174 digits
n = 749 230 digits
n = 973 297 digits
n = 1413 430 digits
n = 1619 492 digits
n = 1899 576 digits
n = 4301 1299 digits 1993 Jeffrey Young
n = 5821 1757 digits
n = 5995 1809 digits
n = 9031 2723 digits
n = 12693 3825 digits
n = 12745 3841 digits
n = 13175 3970 digits
n = 13309 4011 digits
n = 13787 4155 digits
n = 27723 8350 digits
n = 27855 8390 digits
n = 33933 10219 digits
n = 54357 16368 digits
n = 70921 21354 digits
n = 71067 21398 digits
n = 78469 23626 digits
n = 88759 26724 digits
n = 93667 28201 digits
n = 98815 29751 digits
n = 110395 33237 digits
n = 206299 62107 digits
n = 215155 64773 digits
n = 224519 67591 digits
n = 247481 74504 digits
n = 266157 80126 digits
n = 374233 112660 digits Jun 2012 Adrian Schori; PPSE; PrimeGrid
n = 440071 132479 digits Dec 2012 Adrian Schori; PPSE; PrimeGrid
n = 564885 170052 digits Oct 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 605311 182221 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 725973 218544 digits Feb 2012 Ron Jones; PSieve; srsieve; PrimeGrid; LLR
n = 736405 221684 digits Feb 2012 Lucas Koepke; PSieve; srsieve; PrimeGrid; LLR
n = 1450947 436783 digits Jun 2017 Franz-Xaver Harvanek; PSieve; srsieve; PrimeGrid; LLR
n = 1920783 578218 digits Feb 2024 Pavel Belolipetskiy; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2167569 652508 digits Feb 2025 Alan StPierre; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3476055 1046401 digits Jul 2023 Marshall Bishop; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8413
max n: 2.372.859
n = 4 6 digits
n = 8 7 digits
n = 10 7 digits
n = 28 13 digits
n = 64 24 digits
n = 104 36 digits
n = 248 79 digits
n = 460 143 digits
n = 1192 363 digits
n = 1196 364 digits
n = 1310 399 digits
n = 1954 593 digits
n = 5230 1579 digits
n = 6722 2028 digits
n = 8744 2637 digits
n = 10408 3138 digits
n = 14494 4368 digits
n = 20758 6253 digits
n = 26186 7887 digits
n = 30286 9121 digits
n = 44380 13364 digits
n = 125164 37683 digits
n = 147520 44412 digits
n = 307408 92543 digits
n = 524030 157753 digits Jul 2010 Stephan Kirsten; PSieve; srsieve; PrimeGrid; LLR
n = 533474 160596 digits Aug 2010 Ross Goudie; PSieve; srsieve; PrimeGrid; LLR
n = 640972 192956 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
k: 8415
max n: 2.372.659
n = 1 5 digits
n = 5 6 digits
n = 6 6 digits
n = 8 7 digits
n = 9 7 digits
n = 11 8 digits
n = 12 8 digits
n = 13 8 digits
n = 23 11 digits
n = 24 12 digits
n = 29 13 digits
n = 38 16 digits
n = 44 18 digits
n = 49 19 digits
n = 56 21 digits
n = 68 25 digits
n = 77 28 digits
n = 87 31 digits
n = 110 38 digits
n = 199 64 digits
n = 235 75 digits
n = 257 82 digits
n = 405 126 digits
n = 461 143 digits
n = 671 206 digits
n = 689 212 digits
n = 690 212 digits
n = 735 226 digits
n = 801 246 digits
n = 879 269 digits
n = 898 275 digits
n = 923 282 digits
n = 1046 319 digits
n = 1064 325 digits
n = 1153 352 digits
n = 1159 353 digits
n = 1373 418 digits
n = 1383 421 digits
n = 1459 444 digits
n = 1613 490 digits
n = 1632 496 digits
n = 2509 760 digits
n = 2553 773 digits
n = 2706 819 digits
n = 2811 851 digits
n = 2823 854 digits
n = 3118 943 digits
n = 3497 1057 digits 1993 Jeffrey Young
n = 4654 1405 digits 1993 Jeffrey Young
n = 4773 1441 digits 1993 Jeffrey Young
n = 5146 1554 digits
n = 5179 1563 digits
n = 5458 1647 digits
n = 6046 1824 digits
n = 6583 1986 digits
n = 7031 2121 digits
n = 7459 2250 digits
n = 8221 2479 digits
n = 9458 2852 digits
n = 10832 3265 digits
n = 14074 4241 digits
n = 16304 4912 digits
n = 19992 6023 digits
n = 25205 7592 digits
n = 31329 9435 digits
n = 31899 9607 digits
n = 32492 9785 digits
n = 39540 11907 digits
n = 42648 12843 digits
n = 48452 14590 digits
n = 56535 17023 digits
n = 57380 17278 digits
n = 68030 20483 digits
n = 68315 20569 digits
n = 69933 21056 digits
n = 70844 21331 digits
n = 123274 37114 digits
n = 133046 40055 digits
n = 135229 40712 digits
n = 144409 43476 digits
n = 179123 53926 digits
n = 193089 58130 digits
n = 202641 61005 digits
n = 301829 90864 digits
n = 338769 101984 digits Nov 2007 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 425039 127954 digits Nov 2012 Jon Antonides; PPSE; PrimeGrid
n = 503625 151611 digits Mar 2010 Paul Steffener; PSieve; srsieve; PrimeGrid; LLR
n = 536048 161371 digits Aug 2010 Michał Kotas; PSieve; srsieve; PrimeGrid; LLR
n = 620991 186941 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 661966 199276 digits Apr 2011 Andrew Gockel; PSieve; srsieve; PrimeGrid; LLR
n = 816468 245786 digits Apr 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 836336 251767 digits Apr 2012 Dylan Kenney; PSieve; srsieve; PrimeGrid; LLR
n = 838127 252306 digits Apr 2012 Timothy Winkler; PSieve; srsieve; PrimeGrid; LLR
n = 991663 298525 digits Sep 2012 Cesare Marini; PSieve; srsieve; PrimeGrid; LLR
n = 1240437 373413 digits Feb 2014 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1645894 495468 digits Oct 2021 Alan Leslie; PSieve; srsieve; PrimeGrid; LLR
n = 1752548 527574 digits Jun 2023 Pete Allivato; PPSE; PrimeGrid
n = 1842325 554600 digits Jan 2024 Bryan Little; PPSE; PrimeGrid
n = 2062532 620888 digits Jan 2025 Louis Meuler; PPSE; PrimeGrid
n = 2128359 640704 digits Jan 2025 Jiri Jaros; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2153763 648352 digits Feb 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8417
max n: 2.372.902
n = 63 23 digits
n = 71 26 digits
n = 215 69 digits
n = 2951 893 digits
n = 15375 4633 digits
n = 115391 34741 digits
n = 172551 51947 digits
n = 553823 166722 digits Oct 2010 Tsutomu Takeuchi; PSieve; srsieve; PrimeGrid; LLR
n = 1587815 477984 digits Sep 2020 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 2030951 611382 digits Dec 2024 Jonathan Gehrke; PPSE; PrimeGrid
k: 8419
max n: 2.373.053
n = 6 6 digits
n = 22 11 digits
n = 46 18 digits
n = 54 21 digits
n = 2422 734 digits
n = 3526 1066 digits 1993 Jeffrey Young
n = 5358 1617 digits
n = 23422 7055 digits
n = 33214 10003 digits
n = 98494 29654 digits
k: 8421
max n: 2.372.358
n = 1 5 digits
n = 3 5 digits
n = 5 6 digits
n = 12 8 digits
n = 13 8 digits
n = 15 9 digits
n = 37 16 digits
n = 49 19 digits
n = 67 25 digits
n = 69 25 digits
n = 71 26 digits
n = 107 37 digits
n = 108 37 digits
n = 109 37 digits
n = 120 41 digits
n = 139 46 digits
n = 155 51 digits
n = 161 53 digits
n = 171 56 digits
n = 172 56 digits
n = 340 107 digits
n = 364 114 digits
n = 479 149 digits
n = 501 155 digits
n = 569 176 digits
n = 593 183 digits
n = 647 199 digits
n = 761 234 digits
n = 1181 360 digits
n = 2103 637 digits
n = 2187 663 digits
n = 4781 1444 digits 1993 Jeffrey Young
n = 5067 1530 digits
n = 7011 2115 digits
n = 7332 2212 digits May 1996 Patrick Demichel
n = 10548 3180 digits
n = 12295 3706 digits
n = 12685 3823 digits
n = 16199 4881 digits
n = 16345 4925 digits
n = 19767 5955 digits
n = 22872 6890 digits
n = 25543 7694 digits
n = 33889 10206 digits
n = 38080 11468 digits
n = 44289 13337 digits
n = 48171 14505 digits
n = 52469 15799 digits
n = 53551 16125 digits
n = 63173 19021 digits
n = 68535 20636 digits
n = 125652 37829 digits
n = 147388 44373 digits
n = 156748 47190 digits
n = 158433 47698 digits
n = 182748 55017 digits
n = 195797 58945 digits
n = 250152 75308 digits
n = 266301 80169 digits
n = 324161 97587 digits
n = 411748 123953 digits Sep 2012 PPSE; PrimeGrid
n = 432717 130265 digits Dec 2012 Jörg Meili; PPSE; PrimeGrid
n = 477163 143645 digits Oct 2009 Andreas Adolfsson; srsieve; PrimeGrid; LLR
n = 562469 169324 digits Oct 2010 Patrick Schöfer; PSieve; srsieve; PrimeGrid; LLR
n = 570613 171776 digits Nov 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 591223 177980 digits Dec 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 751187 226134 digits Feb 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1333173 401329 digits May 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1753093 527738 digits Jul 2023 Alexey Simbarsky; PPSE; PrimeGrid
n = 2052708 617931 digits Jan 2025 Jonathan Gehrke; PPSE; PrimeGrid
n = 2127772 640528 digits Jan 2025 Tom Greer; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2242625 675102 digits Feb 2025 Takashi Iwasaki; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3370599 1014656 digits Jun 2021 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8423
max n: 2.373.309
n = 55157 16608 digits 1988 Duncan A. Buell; Jeffrey Young
n = 59877 18029 digits 1988 Duncan A. Buell; Jeffrey Young
n = 103965 31301 digits
n = 134829 40592 digits
n = 386741 116425 digits Jun 2012 Ronny Willig; PPSE; PrimeGrid
n = 775149 233348 digits Feb 2012 Steve McNeill; PSieve; srsieve; PrimeGrid; LLR
k: 8425
max n: 2.373.271
n = 8 7 digits
n = 28 13 digits
n = 92 32 digits
n = 94 33 digits
n = 176 57 digits
n = 262 83 digits
n = 268 85 digits
n = 518 160 digits
n = 686 211 digits
n = 1402 426 digits
n = 2278 690 digits
n = 2308 699 digits
n = 2354 713 digits
n = 2712 821 digits
n = 5654 1706 digits
n = 7408 2234 digits
n = 7726 2330 digits May 1996 Patrick Demichel
n = 8198 2472 digits May 1996 Patrick Demichel
n = 8746 2637 digits
n = 8888 2680 digits
n = 11902 3587 digits
n = 13156 3965 digits
n = 15334 4620 digits
n = 18928 5702 digits
n = 20558 6193 digits
n = 22886 6894 digits
n = 30578 9209 digits
n = 31054 9353 digits
n = 40334 12146 digits
n = 71308 21470 digits
n = 117252 35301 digits
n = 256952 77355 digits
n = 539416 162385 digits Aug 2010 Glen Martin; PSieve; srsieve; PrimeGrid; LLR
n = 838128 252306 digits Apr 2012 Brian Carpenter; PSieve; srsieve; PrimeGrid; LLR
n = 1075436 323743 digits Jun 2013 Glib Petranek; PSieve; srsieve; PrimeGrid; LLR
n = 1207184 363403 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1558502 469160 digits Feb 2020 Nick Merrylees; PSieve; srsieve; PrimeGrid; LLR
k: 8427
max n: 2.372.650
n = 7 7 digits
n = 8 7 digits
n = 11 8 digits
n = 19 10 digits
n = 23 11 digits
n = 43 17 digits
n = 44 18 digits
n = 47 19 digits
n = 52 20 digits
n = 103 35 digits
n = 107 37 digits
n = 139 46 digits
n = 248 79 digits
n = 310 98 digits
n = 347 109 digits
n = 538 166 digits
n = 1003 306 digits
n = 2132 646 digits
n = 2227 675 digits
n = 2300 697 digits
n = 2312 700 digits
n = 4747 1433 digits 1993 Jeffrey Young
n = 10762 3244 digits
n = 12058 3634 digits
n = 12104 3648 digits
n = 21019 6332 digits
n = 26231 7901 digits
n = 72967 21970 digits
n = 73579 22154 digits
n = 109499 32967 digits
n = 136211 41008 digits
n = 205591 61893 digits
n = 319714 96248 digits
n = 347827 104711 digits Dec 2008 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 583307 175597 digits Nov 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 627439 188882 digits Feb 2011 Siegfried Niklas; PSieve; srsieve; PrimeGrid; LLR
n = 631384 190070 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 671527 202154 digits Jun 2011 Yuriy Bogachov; PSieve; srsieve; PrimeGrid; LLR
n = 929626 279850 digits Jul 2012 HansJürgen Bergelt; PSieve; srsieve; PrimeGrid; LLR
n = 1087699 327434 digits May 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1136131 342014 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1166638 351197 digits Sep 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1284667 386728 digits Jul 2014 Julius Noltensmeier; PSieve; srsieve; PrimeGrid; LLR
n = 1296523 390297 digits Sep 2014 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1419347 427270 digits Sep 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1579624 475519 digits May 2020 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 2241167 674663 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2273048 684260 digits May 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2359348 710239 digits Apr 2026 Michal Tatárka; PPSE; PrimeGrid
k: 8429
max n: 2.372.778
n = 3 5 digits
n = 11 8 digits
n = 31 14 digits
n = 39 16 digits
n = 51 20 digits
n = 65 24 digits
n = 149 49 digits
n = 205 66 digits
n = 209 67 digits
n = 323 102 digits
n = 603 186 digits
n = 1201 366 digits
n = 2503 758 digits
n = 3959 1196 digits 1993 Jeffrey Young
n = 5909 1783 digits
n = 9379 2828 digits
n = 16739 5043 digits
n = 26399 7951 digits
n = 31601 9517 digits
n = 40211 12109 digits
n = 56351 16968 digits
n = 114703 34533 digits
n = 133279 40125 digits
n = 193069 58124 digits
n = 263815 79421 digits
n = 321243 96708 digits
n = 510471 153672 digits Jun 2010 Anonymous; PSieve; srsieve; PrimeGrid; LLR
n = 594985 179113 digits Dec 2010 Tadeusz Dul; PSieve; srsieve; PrimeGrid; LLR
n = 963331 289996 digits Aug 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
k: 8431
max n: 2.373.116
n = 36 15 digits
n = 84 30 digits
n = 132 44 digits
k: 8433
max n: 2.372.780
n = 6 6 digits
n = 9 7 digits
n = 24 12 digits
n = 37 16 digits
n = 61 23 digits
n = 64 24 digits
n = 169 55 digits
n = 181 59 digits
n = 376 118 digits
n = 390 122 digits
n = 429 134 digits
n = 534 165 digits
n = 649 200 digits
n = 753 231 digits
n = 4753 1435 digits 1993 Jeffrey Young
n = 6354 1917 digits
n = 15840 4773 digits
n = 20757 6253 digits
n = 34254 10316 digits
n = 93909 28274 digits
n = 96366 29013 digits
n = 110121 33154 digits
n = 151662 45659 digits
n = 162472 48913 digits
n = 426069 128264 digits Nov 2012 Jon Antonides; PPSE; PrimeGrid
n = 691794 208255 digits Sep 2011 Andreas Mueller; PSieve; srsieve; PrimeGrid; LLR
n = 1221721 367779 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1243549 374350 digits Feb 2014 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2190942 659544 digits Feb 2025 Greg Miller; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8435
max n: 2.373.150
n = 1 5 digits
n = 3 5 digits
n = 7 7 digits
n = 15 9 digits
n = 25 12 digits
n = 31 14 digits
n = 55 21 digits
n = 77 28 digits
n = 105 36 digits
n = 113 38 digits
n = 117 40 digits
n = 183 60 digits
n = 513 159 digits
n = 627 193 digits
n = 917 280 digits
n = 977 299 digits
n = 1841 559 digits
n = 1973 598 digits
n = 2647 801 digits
n = 8533 2573 digits
n = 10803 3256 digits
n = 10997 3315 digits
n = 13591 4096 digits
n = 14217 4284 digits
n = 14837 4471 digits
n = 19917 6000 digits
n = 29791 8972 digits
n = 77813 23428 digits
n = 710881 214001 digits Nov 2011 Michael Perry; PSieve; srsieve; PrimeGrid; LLR
n = 710947 214021 digits Nov 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1161813 349745 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1838601 553478 digits Jan 2024 PPSE; PrimeGrid
k: 8437
max n: 2.372.759
n = 2 5 digits
n = 12 8 digits
n = 14 9 digits
n = 16 9 digits
n = 26 12 digits
n = 32 14 digits
n = 38 16 digits
n = 56 21 digits
n = 58 22 digits
n = 66 24 digits
n = 72 26 digits
n = 92 32 digits
n = 98 34 digits
n = 100 35 digits
n = 106 36 digits
n = 150 50 digits
n = 158 52 digits
n = 178 58 digits
n = 220 71 digits
n = 264 84 digits
n = 280 89 digits
n = 500 155 digits
n = 530 164 digits
n = 536 166 digits
n = 984 301 digits
n = 1130 345 digits
n = 1764 535 digits
n = 2920 883 digits
n = 4162 1257 digits 1993 Jeffrey Young
n = 4808 1452 digits 1993 Jeffrey Young
n = 8560 2581 digits May 1996 Patrick Demichel
n = 9398 2834 digits
n = 15350 4625 digits
n = 19152 5770 digits
n = 25692 7738 digits
n = 33902 10210 digits
n = 45878 13815 digits
n = 53676 16163 digits
n = 98202 29566 digits
n = 131390 39557 digits
n = 132962 40030 digits
n = 139476 41991 digits
n = 151994 45759 digits
n = 163104 49104 digits
n = 203890 61381 digits
n = 204698 61625 digits
n = 216694 65236 digits
n = 241716 72768 digits
n = 298616 89897 digits
n = 316048 95144 digits
n = 414422 124758 digits Oct 2012 Brian Carpenter; PPSE; PrimeGrid
n = 432916 130325 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 461816 139025 digits Jul 2009 Josef Mikula; srsieve; PrimeGrid; LLR
n = 468058 140904 digits Sep 2009 Phil Lachance; srsieve; PrimeGrid; LLR
n = 486628 146494 digits Jan 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 504250 151799 digits May 2010 Daniel Louwe; PSieve; srsieve; PrimeGrid; LLR
n = 799752 240754 digits Mar 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 809498 243688 digits Mar 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1034062 311288 digits Jan 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1078060 324533 digits Jun 2013 Ralf Hentrich; PSieve; srsieve; PrimeGrid; LLR
n = 1432298 431169 digits Jan 2017 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 2102520 632926 digits Jan 2025 Dieter Stoll; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8439
max n: 2.372.869
n = 1 5 digits
n = 2 5 digits
n = 11 8 digits
n = 13 8 digits
n = 26 12 digits
n = 33 14 digits
n = 119 40 digits
n = 126 42 digits
n = 166 54 digits
n = 207 67 digits
n = 265 84 digits
n = 431 134 digits
n = 462 144 digits
n = 573 177 digits
n = 2013 610 digits
n = 2198 666 digits
n = 3573 1080 digits 1993 Jeffrey Young
n = 4463 1348 digits 1993 Jeffrey Young
n = 8926 2691 digits
n = 12555 3784 digits
n = 15270 4601 digits
n = 16567 4992 digits
n = 22083 6652 digits
n = 25102 7561 digits
n = 37299 11233 digits
n = 55683 16767 digits Jun 1999 Tadashi Taura; Proth
n = 57707 17376 digits
n = 61855 18625 digits
n = 99347 29911 digits
n = 100861 30367 digits
n = 124435 37463 digits
n = 124482 37477 digits
n = 394521 118767 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 468902 141158 digits Sep 2009 Charles Morton; srsieve; PrimeGrid; LLR
n = 585398 176227 digits Nov 2010 Enzo Castigliola; PSieve; srsieve; PrimeGrid; LLR
n = 785851 236569 digits Mar 2012 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 1311286 394741 digits Feb 2015 Johnathan Chu; PSieve; srsieve; PrimeGrid; LLR
n = 1562991 470512 digits Feb 2020 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 2163747 651357 digits Feb 2025 Christian Carquillat; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2224915 669771 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8441
max n: 2.372.650
n = 1 5 digits
n = 7 7 digits
n = 55 21 digits
n = 89 31 digits
n = 361 113 digits
n = 457 142 digits
n = 505 156 digits
n = 835 256 digits
n = 899 275 digits
n = 2395 725 digits
n = 3041 920 digits
n = 3695 1117 digits 1993 Jeffrey Young
n = 3745 1132 digits 1993 Jeffrey Young
n = 4649 1404 digits 1993 Jeffrey Young
n = 5017 1515 digits
n = 9811 2958 digits
n = 15679 4724 digits
n = 18401 5544 digits
n = 53539 16121 digits
n = 188107 56630 digits
n = 350065 105384 digits Apr 2012 Brook Harste; PPSE; PrimeGrid
n = 557899 167949 digits Oct 2010 Tom Shewbridge; PSieve; srsieve; PrimeGrid; LLR
n = 975721 293726 digits Aug 2012 Nikolay Yurgandzhiev; PSieve; srsieve; PrimeGrid; LLR
n = 998251 300508 digits Sep 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1116187 336010 digits Aug 2013 James Bratton; PSieve; srsieve; PrimeGrid; LLR
k: 8443
max n: 2.373.231
n = 2 5 digits
n = 4 6 digits
n = 8 7 digits
n = 10 7 digits
n = 24 12 digits
n = 38 16 digits
n = 60 22 digits
n = 72 26 digits
n = 82 29 digits
n = 92 32 digits
n = 218 70 digits
n = 250 80 digits
n = 294 93 digits
n = 332 104 digits
n = 642 198 digits
n = 702 216 digits
n = 940 287 digits
n = 980 299 digits
n = 1540 468 digits
n = 1810 549 digits
n = 3034 918 digits
n = 3198 967 digits
n = 3828 1157 digits 1993 Jeffrey Young
n = 3978 1202 digits 1993 Jeffrey Young
n = 7268 2192 digits
n = 10778 3249 digits
n = 58202 17525 digits
n = 87802 26435 digits
n = 132890 40008 digits
n = 155240 46736 digits
n = 163122 49109 digits
n = 237724 71566 digits
n = 241832 72803 digits
n = 339532 102214 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 440800 132698 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 875690 263613 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1037490 312320 digits Jan 2013 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1962014 590629 digits May 2024 Charles Jackson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2191700 659772 digits Feb 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8445
max n: 2.373.257
n = 5 6 digits
n = 9 7 digits
n = 18 10 digits
n = 21 11 digits
n = 23 11 digits
n = 41 17 digits
n = 45 18 digits
n = 56 21 digits
n = 59 22 digits
n = 66 24 digits
n = 81 29 digits
n = 107 37 digits
n = 144 48 digits
n = 164 54 digits
n = 185 60 digits
n = 194 63 digits
n = 203 66 digits
n = 234 75 digits
n = 273 87 digits
n = 333 105 digits
n = 464 144 digits
n = 585 181 digits
n = 597 184 digits
n = 959 293 digits
n = 1073 327 digits
n = 1115 340 digits
n = 3924 1186 digits
n = 3930 1187 digits 1993 Jeffrey Young
n = 4571 1380 digits 1993 Jeffrey Young
n = 6816 2056 digits
n = 7667 2312 digits
n = 8208 2475 digits May 1996 Patrick Demichel
n = 8393 2531 digits
n = 9125 2751 digits
n = 9618 2900 digits
n = 11490 3463 digits
n = 12114 3651 digits
n = 19016 5729 digits
n = 24041 7241 digits
n = 25629 7720 digits
n = 47873 14416 digits Jun 1999 Tadashi Taura; Proth
n = 54467 16401 digits
n = 66521 20029 digits
n = 87068 26215 digits
n = 90285 27183 digits
n = 188388 56715 digits
n = 304857 91776 digits
n = 349569 105235 digits Apr 2012 Michael Millerick; PPSE; PrimeGrid
n = 359951 108360 digits May 2012 PPSE; PrimeGrid
n = 425183 127997 digits Nov 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 467241 140658 digits Aug 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 525770 158277 digits
n = 791685 238325 digits Mar 2012 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 926489 278905 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1207799 363588 digits Feb 2014 Michael Goldman; PSieve; srsieve; PrimeGrid; LLR
k: 8447
max n: 2.373.362
n = 3 5 digits
n = 43 17 digits
n = 427 133 digits
n = 1395 424 digits
n = 2107 639 digits
n = 150267 45239 digits
n = 2119867 638148 digits Jan 2025 Andrew Dunchouk; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8449
max n: 2.372.861
n = 2 5 digits
n = 14 9 digits
n = 18 10 digits
n = 30 13 digits
n = 54 21 digits
n = 110 38 digits
n = 114 39 digits
n = 206 66 digits
n = 230 74 digits
n = 306 97 digits
n = 458 142 digits
n = 1370 417 digits
n = 2534 767 digits
n = 2658 805 digits
n = 5570 1681 digits
n = 5814 1755 digits
n = 6086 1836 digits
n = 6522 1968 digits
n = 7002 2112 digits Mar 1996 Patrick Demichel
n = 8018 2418 digits
n = 21286 6412 digits
n = 22866 6888 digits
n = 32378 9751 digits
n = 35862 10800 digits
n = 58842 17718 digits
n = 77238 23255 digits
n = 224622 67622 digits
n = 229870 69202 digits
n = 319462 96172 digits
n = 718594 216323 digits Nov 2011 Jeff Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 862662 259692 digits May 2012 Guillaume Tardy; PSieve; srsieve; PrimeGrid; LLR
n = 1419154 427212 digits Aug 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 8451
max n: 2.372.360
n = 1 5 digits
n = 36 15 digits
n = 39 16 digits
n = 55 21 digits
n = 71 26 digits
n = 121 41 digits
n = 151 50 digits
n = 156 51 digits
n = 159 52 digits
n = 244 78 digits
n = 335 105 digits
n = 465 144 digits
n = 745 229 digits
n = 753 231 digits
n = 936 286 digits
n = 3561 1076 digits 1993 Jeffrey Young
n = 4705 1421 digits 1993 Jeffrey Young
n = 7848 2367 digits
n = 9708 2927 digits
n = 10620 3201 digits
n = 20776 6259 digits
n = 23292 7016 digits
n = 25312 7624 digits
n = 44121 13286 digits
n = 55380 16675 digits
n = 89733 27017 digits
n = 164924 49651 digits
n = 174692 52592 digits
n = 181920 54768 digits
n = 269492 81130 digits
n = 291175 87657 digits
n = 295069 88829 digits
n = 461209 138842 digits Jul 2009 Rodger M. Ewing; srsieve; PrimeGrid; LLR
n = 908599 273520 digits Jun 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1011028 304354 digits Oct 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1126381 339079 digits Aug 2013 Eunseok Oh; PSieve; srsieve; PrimeGrid; LLR
k: 8453
max n: 2.372.868
n = 9 7 digits
n = 45 18 digits
n = 49 19 digits
n = 177 58 digits
n = 237 76 digits
n = 297 94 digits
n = 353 111 digits
n = 385 120 digits
n = 6177 1864 digits
n = 6513 1965 digits
n = 8385 2529 digits
n = 9945 2998 digits
n = 11297 3405 digits
n = 47445 14287 digits
n = 82693 24898 digits
n = 119585 36003 digits
n = 242353 72960 digits
n = 424305 127733 digits Nov 2012 Bart Kus; PPSE; PrimeGrid
n = 1542065 464212 digits Jul 2019 Wolfram Glatte; PSieve; srsieve; PrimeGrid; LLR
n = 1552885 467469 digits Jan 2020 Richard Mortimore; PSieve; srsieve; PrimeGrid; LLR
n = 2085545 627816 digits Jan 2025 Dawid Kwiatkowski; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8455
max n: 2.373.400
n = 4 6 digits
n = 16 9 digits
n = 26 12 digits
n = 46 18 digits
n = 106 36 digits
n = 134 45 digits
n = 154 51 digits
n = 190 62 digits
n = 236 75 digits
n = 610 188 digits
n = 730 224 digits
n = 1036 316 digits
n = 1520 462 digits
n = 2674 809 digits
n = 12266 3697 digits
n = 25874 7793 digits
n = 26930 8111 digits
n = 815504 245496 digits Mar 2012 Sami Heikkila; PSieve; srsieve; PrimeGrid; LLR
n = 1022426 307785 digits Oct 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1121446 337593 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 8457
max n: 2.372.789
n = 2 5 digits
n = 6 6 digits
n = 28 13 digits
n = 34 15 digits
n = 36 15 digits
n = 40 16 digits
n = 52 20 digits
n = 54 21 digits
n = 56 21 digits
n = 60 22 digits
n = 82 29 digits
n = 126 42 digits
n = 160 53 digits
n = 172 56 digits
n = 231 74 digits
n = 323 102 digits
n = 364 114 digits
n = 380 119 digits
n = 472 147 digits
n = 747 229 digits
n = 916 280 digits
n = 930 284 digits
n = 994 304 digits
n = 1094 334 digits
n = 1120 342 digits
n = 1450 441 digits
n = 1527 464 digits
n = 2666 807 digits
n = 2836 858 digits
n = 4042 1221 digits 1993 Jeffrey Young
n = 4356 1316 digits 1993 Jeffrey Young
n = 4474 1351 digits 1993 Jeffrey Young
n = 4587 1385 digits 1993 Jeffrey Young
n = 5094 1538 digits
n = 6098 1840 digits
n = 8572 2585 digits May 1996 Patrick Demichel
n = 11880 3581 digits
n = 15131 4559 digits
n = 16332 4921 digits
n = 20086 6051 digits
n = 23115 6963 digits
n = 26222 7898 digits
n = 144892 43621 digits
n = 151467 45601 digits
n = 203308 61206 digits
n = 258071 77692 digits
n = 294790 88745 digits
n = 569286 171377 digits Nov 2010 Ricky L Hubbard; PSieve; srsieve; PrimeGrid; LLR
n = 650944 195958 digits Feb 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1046378 314996 digits Feb 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1051215 316452 digits May 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1097158 330282 digits Jun 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1214776 365688 digits Feb 2014 Jeff Webster; PSieve; srsieve; PrimeGrid; LLR
n = 1432166 431129 digits Jan 2017 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1837918 553273 digits Jan 2024 Brian D. Niegocki; PPSE; PrimeGrid
k: 8459
max n: 2.372.980
n = 5 6 digits
n = 9 7 digits
n = 11 8 digits
n = 17 10 digits
n = 29 13 digits
n = 41 17 digits
n = 51 20 digits
n = 65 24 digits
n = 195 63 digits
n = 257 82 digits
n = 317 100 digits
n = 899 275 digits
n = 921 282 digits
n = 1215 370 digits
n = 1829 555 digits
n = 2405 728 digits
n = 2897 877 digits
n = 5609 1693 digits
n = 10257 3092 digits
n = 19187 5780 digits
n = 20219 6091 digits
n = 20247 6099 digits
n = 32741 9860 digits Mar 1999 Olivier Dodinval; Proth
n = 34857 10497 digits
n = 55265 16641 digits
n = 58475 17607 digits
n = 59265 17845 digits
n = 66767 20103 digits
n = 170375 51292 digits
n = 185441 55828 digits
n = 192761 58031 digits
n = 206711 62231 digits
n = 285701 86009 digits
n = 451635 135960 digits May 2009 Brian Lawyer; srsieve; PrimeGrid; LLR
n = 1090379 328241 digits Jun 2013 Jon Beard; PSieve; srsieve; PrimeGrid; LLR
n = 1198481 360783 digits Nov 2013 Klaus Olszowi; PSieve; srsieve; PrimeGrid; LLR
k: 8461
max n: 2.373.207
n = 40 16 digits
n = 88 31 digits
n = 120 41 digits
n = 948 290 digits
n = 1560 474 digits
n = 7192 2169 digits
n = 7588 2289 digits
n = 38136 11485 digits
n = 44820 13497 digits
n = 55128 16600 digits
n = 226392 68155 digits
n = 670932 201975 digits Jun 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1229080 369994 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1667092 501849 digits Feb 2022 Christian Guilleminot; PSieve; srsieve; PrimeGrid; LLR
n = 1947636 586301 digits Apr 2024 Brian Parsonnet; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8463
max n: 2.372.848
n = 1 5 digits
n = 4 6 digits
n = 8 7 digits
n = 9 7 digits
n = 16 9 digits
n = 18 10 digits
n = 26 12 digits
n = 45 18 digits
n = 57 22 digits
n = 85 30 digits
n = 108 37 digits
n = 136 45 digits
n = 185 60 digits
n = 225 72 digits
n = 254 81 digits
n = 288 91 digits
n = 292 92 digits
n = 558 172 digits
n = 598 184 digits
n = 820 251 digits
n = 878 269 digits
n = 1088 332 digits
n = 1096 334 digits
n = 1152 351 digits
n = 1169 356 digits
n = 1228 374 digits
n = 1520 462 digits
n = 1618 491 digits
n = 1766 536 digits
n = 2132 646 digits
n = 2197 666 digits
n = 3121 944 digits
n = 3569 1079 digits 1993 Jeffrey Young
n = 4978 1503 digits 1993 Jeffrey Young
n = 6137 1852 digits
n = 6454 1947 digits
n = 12006 3619 digits
n = 16960 5110 digits
n = 18410 5546 digits
n = 20178 6079 digits
n = 45008 13553 digits
n = 57598 17343 digits
n = 59834 18016 digits
n = 68169 20525 digits
n = 68434 20605 digits
n = 71584 21553 digits
n = 102406 30832 digits
n = 113345 34125 digits
n = 142900 43022 digits
n = 163580 49247 digits
n = 185150 55740 digits
n = 275224 82855 digits
n = 335018 100855 digits Apr 2012 Andrew Orr; PPSE; PrimeGrid
n = 418742 126058 digits Oct 2012 Honza Cholt; PPSE; PrimeGrid
n = 433441 130483 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 442745 133284 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 552928 166452 digits Sep 2010 Patrick Leitch; PSieve; srsieve; PrimeGrid; LLR
n = 871626 262390 digits May 2012 Andreas Adolfsson; PSieve; srsieve; PrimeGrid; LLR
n = 1087150 327269 digits Jun 2013 Lucas Hillmann Holm; PSieve; srsieve; PrimeGrid; LLR
n = 1216481 366202 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1343294 404376 digits Jul 2015 Lukas Nemec; PSieve; srsieve; PrimeGrid; LLR
n = 1583150 476580 digits Aug 2020 Sean Faith; PSieve; srsieve; PrimeGrid; LLR
k: 8465
max n: 2.373.433
n = 1 5 digits
n = 11 8 digits
n = 25 12 digits
n = 43 17 digits
n = 49 19 digits
n = 57 22 digits
n = 63 23 digits
n = 93 32 digits
n = 119 40 digits
n = 121 41 digits
n = 157 52 digits
n = 179 58 digits
n = 205 66 digits
n = 433 135 digits
n = 481 149 digits
n = 523 162 digits
n = 1129 344 digits
n = 1499 456 digits
n = 1549 471 digits
n = 1729 525 digits
n = 2833 857 digits
n = 2941 890 digits
n = 4201 1269 digits 1993 Jeffrey Young
n = 8039 2424 digits
n = 8089 2439 digits
n = 28569 8605 digits
n = 28907 8706 digits
n = 47397 14272 digits
n = 53683 16165 digits Jan 2000 Chris Caldwell; Proth
n = 105121 31649 digits
n = 122479 36874 digits
n = 168951 50864 digits
n = 228927 68918 digits
n = 271513 81738 digits
n = 327479 98585 digits
n = 398951 120101 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 435375 131065 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 467723 140803 digits Aug 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 1002625 301825 digits Sep 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1049563 315954 digits Feb 2013 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
n = 1106929 333223 digits Jul 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1399293 421234 digits Mar 2016 Stefan Ruch; PSieve; srsieve; PrimeGrid; LLR
n = 1506511 453509 digits Nov 2018 Vassili Koriabine; PSieve; srsieve; PrimeGrid; LLR
k: 8467
max n: 2.373.177
n = 6 6 digits
n = 38 16 digits
n = 128 43 digits
n = 214 69 digits
n = 406 127 digits
n = 506 157 digits
n = 744 228 digits
n = 910 278 digits
n = 7714 2327 digits May 1996 Patrick Demichel
n = 20054 6041 digits
n = 35666 10741 digits
n = 44178 13303 digits
n = 73790 22217 digits
n = 122894 36999 digits
n = 434494 130800 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 483920 145679 digits Jan 2010 Fred Richard; PSieve; srsieve; PrimeGrid; LLR
n = 704634 212120 digits Sep 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1203080 362168 digits Feb 2014 Terrance McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1679518 505590 digits Mar 2022 Robert L. Clark; PPSE; PrimeGrid
n = 1914296 576265 digits Feb 2024 Chris Howell; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8469
max n: 2.372.974
n = 17 10 digits
n = 23 11 digits
n = 29 13 digits
n = 59 22 digits
n = 62 23 digits
n = 65 24 digits
n = 91 32 digits
n = 161 53 digits
n = 166 54 digits
n = 179 58 digits
n = 439 137 digits
n = 485 150 digits
n = 1454 442 digits
n = 2045 620 digits
n = 2717 822 digits
n = 3482 1053 digits 1993 Jeffrey Young
n = 4519 1365 digits 1993 Jeffrey Young
n = 8669 2614 digits
n = 17806 5365 digits
n = 78187 23541 digits
n = 114443 34455 digits
n = 171299 51571 digits
n = 196187 59063 digits
n = 208759 62847 digits
n = 256694 77277 digits
n = 336439 101283 digits Apr 2012 Patrick Schöfer; PPSE; PrimeGrid
n = 937895 282339 digits Jul 2012 Sindri Jarlsson; PSieve; srsieve; PrimeGrid; LLR
n = 1010933 304326 digits Oct 2012 Ron Wijnen; PSieve; srsieve; PrimeGrid; LLR
n = 1208534 363809 digits Feb 2014 Josef Matousek; PSieve; srsieve; PrimeGrid; LLR
n = 1724822 519228 digits Dec 2022 Yegor Ryabchikov; PPSE; PrimeGrid
n = 2144635 645604 digits Jan 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8471
max n: 2.372.500
n = 1 5 digits
n = 11 8 digits
n = 31 14 digits
n = 69 25 digits
n = 83 29 digits
n = 141 47 digits
n = 191 62 digits
n = 217 70 digits
n = 269 85 digits
n = 371 116 digits
n = 501 155 digits
n = 1117 341 digits
n = 1963 595 digits
n = 3691 1116 digits 1993 Jeffrey Young
n = 3841 1161 digits 1993 Jeffrey Young
n = 7161 2160 digits
n = 11857 3574 digits
n = 23149 6973 digits
n = 34809 10483 digits
n = 154581 46538 digits
n = 157687 47473 digits
n = 158863 47827 digits
n = 651439 196107 digits Feb 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 823053 247768 digits Apr 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 2113121 636117 digits Jan 2025 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8473
max n: 2.372.789
n = 2 5 digits
n = 84 30 digits
n = 122 41 digits
n = 156 51 digits
n = 348 109 digits
n = 2642 800 digits
n = 7494 2260 digits
n = 7896 2381 digits
n = 12216 3682 digits
n = 13008 3920 digits
n = 38634 11634 digits
n = 43410 13072 digits
n = 73230 22049 digits
n = 81902 24659 digits
n = 105054 31629 digits
n = 143462 43191 digits
n = 149532 45018 digits
n = 238778 71884 digits
n = 256980 77363 digits
n = 272652 82081 digits
n = 338306 101845 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 1581780 476168 digits Jul 2020 Rick Reynolds; PSieve; srsieve; PrimeGrid; LLR
k: 8475
max n: 2.372.933
n = 3 5 digits
n = 4 6 digits
n = 6 6 digits
n = 43 17 digits
n = 55 21 digits
n = 79 28 digits
n = 94 33 digits
n = 105 36 digits
n = 130 44 digits
n = 193 63 digits
n = 249 79 digits
n = 319 100 digits
n = 690 212 digits
n = 897 274 digits
n = 1594 484 digits
n = 1732 526 digits
n = 2239 678 digits
n = 2703 818 digits
n = 2790 844 digits
n = 4609 1392 digits 1993 Jeffrey Young
n = 4726 1427 digits 1993 Jeffrey Young
n = 7863 2371 digits
n = 8326 2511 digits
n = 8706 2625 digits
n = 10570 3186 digits
n = 11139 3358 digits
n = 11686 3522 digits
n = 39283 11830 digits
n = 75139 22624 digits
n = 77347 23288 digits
n = 142279 42835 digits
n = 164034 49384 digits
n = 179704 54101 digits
n = 230746 69466 digits
n = 252774 76097 digits
n = 311646 93819 digits
n = 372796 112227 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 504436 151855 digits May 2010 Sascha Meier; PSieve; srsieve; PrimeGrid; LLR
n = 937854 282327 digits Jul 2012 Sindri Jarlsson; PSieve; srsieve; PrimeGrid; LLR
n = 1063852 320256 digits May 2013 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1592695 479453 digits Sep 2020 Robert Cooper; PSieve; srsieve; PrimeGrid; LLR
n = 1819756 547806 digits Jan 2024 Jiri Jaros; PPSE; PrimeGrid
n = 2114686 636588 digits Jan 2025 Tom Greer; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8477
max n: 2.372.666
n = 11 8 digits
n = 43 17 digits
n = 55 21 digits
n = 131 44 digits
n = 187 61 digits
n = 235 75 digits
n = 283 90 digits
n = 1523 463 digits
n = 5383 1625 digits
n = 16035 4831 digits
n = 17707 5335 digits
n = 26603 8013 digits
n = 33363 10048 digits
n = 51055 15374 digits
n = 122503 36882 digits
n = 223415 67259 digits
n = 243027 73163 digits
n = 245979 74051 digits
n = 1213783 365390 digits Feb 2014 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
k: 8479
max n: 2.373.058
n = 322 101 digits
n = 7450 2247 digits
n = 9018 2719 digits
n = 17122 5159 digits
n = 30330 9135 digits
n = 1057210 318256 digits May 2013 David Yost; PSieve; srsieve; PrimeGrid; LLR
n = 1244154 374532 digits Feb 2014 Josef Matousek; PSieve; srsieve; PrimeGrid; LLR
k: 8481
max n: 2.372.815
n = 1 5 digits
n = 4 6 digits
n = 5 6 digits
n = 11 8 digits
n = 12 8 digits
n = 16 9 digits
n = 19 10 digits
n = 20 10 digits
n = 25 12 digits
n = 44 18 digits
n = 148 49 digits
n = 217 70 digits
n = 241 77 digits
n = 325 102 digits
n = 353 111 digits
n = 619 191 digits
n = 785 241 digits
n = 788 242 digits
n = 955 292 digits
n = 960 293 digits
n = 1012 309 digits
n = 1027 314 digits
n = 1129 344 digits
n = 2275 689 digits
n = 2876 870 digits
n = 2971 899 digits
n = 4165 1258 digits 1993 Jeffrey Young
n = 4964 1499 digits 1993 Jeffrey Young
n = 6732 2031 digits
n = 7445 2246 digits
n = 10928 3294 digits
n = 11851 3572 digits
n = 18035 5434 digits
n = 18296 5512 digits
n = 33140 9981 digits
n = 38417 11569 digits
n = 47604 14335 digits
n = 54337 16361 digits
n = 54563 16430 digits
n = 70027 21085 digits
n = 72972 21971 digits
n = 97372 29316 digits
n = 99785 30043 digits
n = 117853 35482 digits
n = 125617 37819 digits
n = 134041 40355 digits
n = 323307 97330 digits
n = 356987 107468 digits May 2012 David Yost; PPSE; PrimeGrid
n = 377740 113715 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 476659 143493 digits Oct 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 479956 144486 digits Oct 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 537060 161676 digits Jul 2010 Robert Michael Andrews; PSieve; srsieve; PrimeGrid; LLR
n = 799516 240683 digits Mar 2012 Sergey Lovov; PSieve; srsieve; PrimeGrid; LLR
n = 915868 275708 digits Jun 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1248980 375985 digits Mar 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1411987 425055 digits Jul 2016 Jonathan Champ; PSieve; srsieve; PrimeGrid; LLR
n = 1627576 489954 digits Feb 2021 Frederik Schiøler; PSieve; srsieve; PrimeGrid; LLR
n = 2220613 668476 digits Feb 2025 Tom Kledzik; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8483
max n: 2.373.352
n = 17 10 digits
n = 133 44 digits
n = 161 53 digits
n = 257 82 digits
n = 5093 1538 digits
n = 9269 2795 digits
n = 10241 3087 digits
n = 31481 9481 digits
n = 34541 10402 digits
n = 37633 11333 digits
n = 74609 22464 digits
n = 187081 56321 digits
n = 1221641 367755 digits Feb 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1369457 412252 digits Dec 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
k: 8485
max n: 2.372.551
n = 2 5 digits
n = 8 7 digits
n = 16 9 digits
n = 40 16 digits
n = 42 17 digits
n = 44 18 digits
n = 56 21 digits
n = 60 22 digits
n = 80 29 digits
n = 110 38 digits
n = 168 55 digits
n = 216 69 digits
n = 256 81 digits
n = 344 108 digits
n = 424 132 digits
n = 476 148 digits
n = 524 162 digits
n = 660 203 digits
n = 672 207 digits
n = 2396 726 digits
n = 2984 903 digits
n = 3460 1046 digits 1993 Jeffrey Young
n = 3818 1154 digits 1993 Jeffrey Young
n = 4348 1313 digits 1993 Jeffrey Young
n = 7140 2154 digits
n = 8318 2508 digits
n = 10084 3040 digits
n = 10324 3112 digits
n = 12404 3738 digits
n = 16028 4829 digits
n = 21212 6390 digits
n = 24832 7480 digits
n = 25592 7708 digits
n = 26596 8011 digits
n = 34890 10507 digits
n = 38916 11719 digits
n = 41956 12634 digits
n = 46340 13954 digits
n = 69710 20989 digits
n = 72908 21952 digits
n = 73492 22128 digits
n = 98652 29702 digits
n = 129376 38950 digits
n = 166904 50248 digits
n = 199656 60107 digits
n = 415808 125175 digits Oct 2012 Ronny Willig; PPSE; PrimeGrid
n = 469202 141248 digits Sep 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 503652 151619 digits Apr 2010 Michael Moeller; PSieve; srsieve; PrimeGrid; LLR
n = 614960 185126 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 637776 191994 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 743730 223889 digits Feb 2012 Tom Pepper; PSieve; srsieve; PrimeGrid; LLR
n = 1785114 537377 digits Dec 2023 Valter Cavecchia; PPSE; PrimeGrid
n = 3322938 1000308 digits Aug 2019 Vassili Koriabine; PSieve; srsieve; PrimeGrid; LLR
k: 8487
max n: 2.372.551
n = 8 7 digits
n = 14 9 digits
n = 15 9 digits
n = 24 12 digits
n = 39 16 digits
n = 48 19 digits
n = 51 20 digits
n = 54 21 digits
n = 63 23 digits
n = 152 50 digits
n = 495 153 digits
n = 710 218 digits
n = 1454 442 digits
n = 1692 514 digits
n = 1772 538 digits
n = 3312 1001 digits 1993 Jeffrey Young
n = 3348 1012 digits 1993 Jeffrey Young
n = 4008 1211 digits 1993 Jeffrey Young
n = 13911 4192 digits
n = 21780 6561 digits
n = 23318 7024 digits
n = 27692 8341 digits
n = 37134 11183 digits
n = 69302 20866 digits
n = 71288 21464 digits
n = 261744 78797 digits
n = 439704 132369 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 582399 175324 digits Nov 2010 Fedya Bard; PSieve; srsieve; PrimeGrid; LLR
n = 680883 204971 digits Sep 2011 Barrie Pfeifer; PSieve; srsieve; PrimeGrid; LLR
n = 697982 210118 digits Sep 2011 Ray Miller; PSieve; srsieve; PrimeGrid; LLR
n = 902403 271655 digits Jun 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1431638 430970 digits Jan 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1904670 573367 digits Feb 2024 Mickaël Carlier; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2220414 668416 digits Feb 2025 Jonathan Seeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8489
max n: 2.373.320
n = 1 5 digits
n = 73 26 digits
n = 285 90 digits
n = 399 125 digits
n = 561 173 digits
n = 735 226 digits
n = 795 244 digits
n = 1681 510 digits
n = 1723 523 digits
n = 4425 1336 digits 1993 Jeffrey Young
n = 10321 3111 digits
n = 21801 6567 digits
n = 24351 7335 digits
n = 30219 9101 digits
n = 33201 9999 digits Apr 1998 Richard Jones; Proth
n = 40333 12146 digits
n = 76365 22993 digits
n = 87691 26402 digits
n = 108231 32585 digits
n = 239545 72115 digits
n = 312585 94102 digits
n = 705255 212307 digits Sep 2011 Bruce Meyer; PSieve; srsieve; PrimeGrid; LLR
n = 1481775 446063 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1728855 520442 digits Jan 2023 Takashi Iwasaki; PPSE; PrimeGrid
n = 1886539 567909 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2135191 642761 digits Jan 2025 Erik Veit; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8491
max n: 2.372.791
n = 32 14 digits
n = 36 15 digits
n = 104 36 digits
n = 136 45 digits
n = 296 94 digits
n = 3412 1032 digits 1993 Jeffrey Young
n = 4384 1324 digits 1993 Jeffrey Young
n = 8452 2549 digits
n = 34336 10341 digits
n = 51524 15515 digits
n = 502336 151223 digits Jun 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
k: 8493
max n: 2.373.108
n = 1 5 digits
n = 6 6 digits
n = 9 7 digits
n = 74 27 digits
n = 84 30 digits
n = 96 33 digits
n = 121 41 digits
n = 149 49 digits
n = 221 71 digits
n = 224 72 digits
n = 384 120 digits
n = 1293 394 digits
n = 1546 470 digits
n = 2804 849 digits
n = 3337 1009 digits 1993 Jeffrey Young
n = 3674 1110 digits 1993 Jeffrey Young
n = 3938 1190 digits 1993 Jeffrey Young
n = 5646 1704 digits
n = 5658 1708 digits
n = 11904 3588 digits
n = 27788 8369 digits
n = 88757 26723 digits
n = 95057 28619 digits
n = 109902 33088 digits
n = 178033 53598 digits
n = 226781 68272 digits
n = 235428 70875 digits
n = 350684 105571 digits Apr 2012 Adrian Schori; PPSE; PrimeGrid
n = 407134 122564 digits Aug 2012 Bart Kus; PPSE; PrimeGrid
n = 440696 132667 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 444264 133741 digits Dec 2012 Tarmo Ilves; PPSE; PrimeGrid
n = 476796 143534 digits Oct 2009 Dale Laluk; srsieve; PrimeGrid; LLR
n = 681973 205299 digits Sep 2011 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 705249 212306 digits Sep 2011 Adrian Schori; PSieve; srsieve; PrimeGrid; LLR
n = 834194 251122 digits Apr 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1303129 392285 digits Feb 2015 Uwe Senftleben; PSieve; srsieve; PrimeGrid; LLR
k: 8495
max n: 2.373.004
n = 3 5 digits
n = 5 6 digits
n = 11 8 digits
n = 35 15 digits
n = 91 32 digits
n = 125 42 digits
n = 171 56 digits
n = 179 58 digits
n = 191 62 digits
n = 245 78 digits
n = 483 150 digits
n = 873 267 digits
n = 1123 342 digits
n = 1641 498 digits
n = 2951 893 digits
n = 4133 1249 digits 1993 Jeffrey Young
n = 4411 1332 digits 1993 Jeffrey Young
n = 27899 8403 digits
n = 32251 9713 digits
n = 56405 16984 digits
n = 58113 17498 digits
n = 84173 25343 digits
n = 85581 25767 digits
n = 102545 30874 digits
n = 260139 78314 digits
n = 450103 135499 digits Apr 2009 Emanuele Vecchia; srsieve; PrimeGrid; LLR
n = 461283 138864 digits Jul 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 1234841 371729 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1354281 407684 digits Sep 2015 Jan Töpert; PSieve; srsieve; PrimeGrid; LLR
n = 1457899 438876 digits Sep 2017 Florian Leudesdorff; PSieve; srsieve; PrimeGrid; LLR
n = 1529743 460503 digits Feb 2019 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 1713563 515838 digits Oct 2022 Tim Terry; PPSE; PrimeGrid
n = 2114873 636645 digits Jan 2025 Erik Veit; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8497
max n: 2.372.809
n = 8 7 digits
n = 14 9 digits
n = 40 16 digits
n = 50 19 digits
n = 74 27 digits
n = 88 31 digits
n = 94 33 digits
n = 98 34 digits
n = 272 86 digits
n = 310 98 digits
n = 350 110 digits
n = 394 123 digits
n = 410 128 digits
n = 424 132 digits
n = 448 139 digits
n = 490 152 digits
n = 652 201 digits
n = 680 209 digits
n = 776 238 digits
n = 1520 462 digits
n = 1630 495 digits
n = 3254 984 digits
n = 3658 1106 digits 1993 Jeffrey Young
n = 5354 1616 digits
n = 6278 1894 digits
n = 6860 2069 digits
n = 8080 2437 digits
n = 13024 3925 digits
n = 19010 5727 digits
n = 19148 5769 digits
n = 20338 6127 digits
n = 31900 9607 digits
n = 32050 9652 digits
n = 33338 10040 digits
n = 37912 11417 digits
n = 43840 13202 digits
n = 109792 33055 digits
n = 183370 55204 digits
n = 243386 73271 digits
n = 380636 114587 digits Feb 2009 Steven Harvey; srsieve; PrimeGrid; LLR
n = 471326 141888 digits Oct 2009 Jonathan Champ; srsieve; PrimeGrid; LLR
n = 471932 142070 digits Oct 2009 Robert Heindl; srsieve; PrimeGrid; LLR
n = 924934 278437 digits Jun 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1653830 497857 digits Jan 2022 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2152754 648048 digits Feb 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8499
max n: 2.372.670
n = 2 5 digits
n = 3 5 digits
n = 5 6 digits
n = 7 7 digits
n = 9 7 digits
n = 11 8 digits
n = 14 9 digits
n = 15 9 digits
n = 17 10 digits
n = 19 10 digits
n = 22 11 digits
n = 25 12 digits
n = 35 15 digits
n = 61 23 digits
n = 81 29 digits
n = 101 35 digits
n = 105 36 digits
n = 115 39 digits
n = 130 44 digits
n = 131 44 digits
n = 161 53 digits
n = 163 53 digits
n = 205 66 digits
n = 215 69 digits
n = 223 72 digits
n = 230 74 digits
n = 393 123 digits
n = 479 149 digits
n = 522 162 digits
n = 531 164 digits
n = 681 209 digits
n = 711 218 digits
n = 775 238 digits
n = 981 300 digits
n = 1650 501 digits
n = 1674 508 digits
n = 1730 525 digits
n = 2383 722 digits
n = 2681 811 digits
n = 4410 1332 digits 1993 Jeffrey Young
n = 4763 1438 digits 1993 Jeffrey Young
n = 4769 1440 digits 1993 Jeffrey Young
n = 5405 1631 digits
n = 5453 1646 digits
n = 7919 2388 digits
n = 8071 2434 digits
n = 10917 3291 digits
n = 12399 3737 digits
n = 14007 4221 digits
n = 14973 4512 digits
n = 22781 6862 digits
n = 31807 9579 digits
n = 38165 11493 digits
n = 47943 14437 digits
n = 51161 15405 digits
n = 51229 15426 digits
n = 53914 16234 digits
n = 54183 16315 digits
n = 54397 16380 digits
n = 55414 16686 digits
n = 68494 20623 digits
n = 73339 22082 digits
n = 75975 22875 digits
n = 82786 24925 digits
n = 82850 24945 digits
n = 93725 28218 digits
n = 106221 31980 digits
n = 113006 34023 digits
n = 125429 37762 digits
n = 126493 38083 digits
n = 135131 40683 digits
n = 138299 41637 digits
n = 187283 56382 digits
n = 209531 63080 digits
n = 213769 64355 digits
n = 221147 66576 digits
n = 227487 68485 digits
n = 276999 83389 digits
n = 279899 84262 digits
n = 321494 96784 digits
n = 322586 97112 digits
n = 324055 97555 digits
n = 337967 101743 digits Apr 2012 Ulf Riedl; PPSE; PrimeGrid
n = 373595 112468 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 385234 115971 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 486297 146394 digits Jan 2010 Bjorn Lindberg; PSieve; srsieve; PrimeGrid; LLR
n = 512573 154304 digits Jun 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 527763 158877 digits Jul 2010 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 622297 187334 digits Feb 2011 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 654415 197003 digits Mar 2011 Pablo Marin; PSieve; srsieve; PrimeGrid; LLR
n = 666251 200566 digits Apr 2011 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 692587 208494 digits Sep 2011 Yuriy Bogachov; PSieve; srsieve; PrimeGrid; LLR
n = 692907 208590 digits Sep 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 782021 235416 digits Mar 2012 Krzysztof Ostaszewski; PSieve; srsieve; PrimeGrid; LLR
n = 831101 250191 digits Apr 2012 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 920386 277068 digits Jun 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1020239 307127 digits Oct 2012 Marian Vicena; PSieve; srsieve; PrimeGrid; LLR
n = 1115263 335732 digits Aug 2013 Grzegorz Plinta; PSieve; srsieve; PrimeGrid; LLR
n = 1153675 347295 digits Sep 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1310306 394446 digits Feb 2015 Brook Harste; PSieve; srsieve; PrimeGrid; LLR
n = 1354015 407604 digits Sep 2015 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 1476310 444418 digits Feb 2018 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2027397 610312 digits Dec 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 2202809 663116 digits Feb 2025 Detlef Lexut; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8501
max n: 2.372.872
n = 21 11 digits
n = 75 27 digits
n = 77 28 digits
n = 93 32 digits
n = 135 45 digits
n = 201 65 digits
n = 1221 372 digits
n = 6611 1995 digits
n = 9017 2719 digits
n = 9227 2782 digits
n = 12017 3622 digits
n = 26675 8034 digits
n = 54747 16485 digits
n = 55263 16640 digits
n = 61685 18573 digits
n = 90831 27347 digits
n = 343523 103415 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 798005 240228 digits Mar 2012 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1757567 529085 digits Aug 2023 Cédric Latge; PPSE; PrimeGrid
k: 8503
max n: 2.372.997
n = 12 8 digits
n = 24 12 digits
n = 202 65 digits
n = 250 80 digits
n = 13342 4021 digits
n = 21528 6485 digits
n = 23674 7131 digits
n = 28320 8530 digits
n = 38074 11466 digits
n = 46560 14020 digits
n = 73596 22159 digits
n = 202480 60957 digits
n = 396022 119219 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 530410 159674 digits Jul 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 664992 200187 digits Apr 2011 Wolfgang Schmidt; PSieve; srsieve; PrimeGrid; LLR
k: 8505
max n: 2.372.551
n = 1 5 digits
n = 3 5 digits
n = 7 7 digits
n = 8 7 digits
n = 9 7 digits
n = 10 7 digits
n = 25 12 digits
n = 28 13 digits
n = 51 20 digits
n = 60 22 digits
n = 69 25 digits
n = 78 28 digits
n = 79 28 digits
n = 97 34 digits
n = 127 43 digits
n = 216 69 digits
n = 227 73 digits
n = 245 78 digits
n = 248 79 digits
n = 361 113 digits
n = 479 149 digits
n = 1191 363 digits
n = 1352 411 digits
n = 1479 450 digits
n = 1485 451 digits
n = 1543 469 digits
n = 2185 662 digits
n = 2213 671 digits
n = 2648 802 digits
n = 3159 955 digits
n = 4126 1246 digits 1993 Jeffrey Young
n = 5113 1544 digits
n = 5875 1773 digits
n = 9152 2759 digits
n = 11668 3517 digits
n = 13005 3919 digits
n = 14288 4306 digits
n = 17767 5353 digits
n = 19173 5776 digits
n = 20807 6268 digits
n = 24752 7456 digits
n = 26383 7947 digits
n = 26883 8097 digits
n = 31103 9367 digits
n = 33979 10233 digits
n = 42613 12832 digits
n = 56925 17141 digits Jun 1999 Tadashi Taura; Proth
n = 66693 20081 digits
n = 69468 20916 digits
n = 81592 24566 digits
n = 111196 33478 digits
n = 150899 45430 digits
n = 228466 68780 digits
n = 235616 70932 digits
n = 267219 80445 digits
n = 430290 129535 digits Dec 2012 Ronny Willig; PPSE; PrimeGrid
n = 438228 131924 digits Dec 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 445143 134006 digits Jan 2013 Michael Millerick; PPSE; PrimeGrid
n = 549548 165435 digits Sep 2010 Choi Yooil; PSieve; srsieve; PrimeGrid; LLR
n = 588200 177070 digits Dec 2010 Neil Burden; PSieve; srsieve; PrimeGrid; LLR
n = 1158192 348655 digits Sep 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1338225 402850 digits Jul 2015 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1344641 404782 digits Jul 2015 Jun Jisaku; PSieve; srsieve; PrimeGrid; LLR
n = 1407673 423756 digits May 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1776147 534678 digits Nov 2023 Alexey Simbarsky; PPSE; PrimeGrid
n = 1969943 593016 digits Jun 2024 Adrian Schori; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2087820 628501 digits Jan 2025 Mark Williams; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8507
max n: 2.373.266
n = 15 9 digits
n = 31 14 digits
n = 67 25 digits
n = 87 31 digits
n = 107 37 digits
n = 151 50 digits
n = 171 56 digits
n = 1095 334 digits
n = 2307 699 digits
n = 2831 857 digits
n = 3455 1044 digits 1993 Jeffrey Young
n = 23507 7081 digits
n = 445655 134160 digits Jan 2013 Sami Heikkila; PPSE; PrimeGrid
n = 513467 154573 digits Jun 2010 Steve Peterson; PSieve; srsieve; PrimeGrid; LLR
n = 934159 281214 digits Jul 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1325235 398940 digits Mar 2015 Andrew Hughes; PSieve; srsieve; PrimeGrid; LLR
k: 8509
max n: 2.373.374
n = 10 7 digits
n = 14 9 digits
n = 98 34 digits
n = 370 116 digits
n = 678 209 digits
n = 798 245 digits
n = 878 269 digits
n = 1618 491 digits
n = 2050 622 digits
n = 2490 754 digits
n = 3378 1021 digits 1993 Jeffrey Young
n = 4938 1491 digits 1993 Jeffrey Young
n = 5130 1549 digits
n = 7878 2376 digits
n = 11698 3526 digits
n = 11714 3531 digits
n = 11750 3542 digits
n = 12062 3635 digits
n = 17110 5155 digits
n = 21574 6499 digits
n = 24098 7259 digits
n = 31354 9443 digits
n = 92238 27771 digits
n = 105462 31752 digits
n = 293770 88438 digits
n = 366770 110413 digits May 2012 Michael Becker; PPSE; PrimeGrid
n = 394098 118640 digits Jul 2012 Patrick Schöfer; PPSE; PrimeGrid
n = 406914 122498 digits Aug 2012 Adrian Schori; PPSE; PrimeGrid
n = 426414 128368 digits Nov 2012 Lennart Vogel; PPSE; PrimeGrid
n = 1111194 334507 digits Jul 2013 Mario P. Cardenas; PSieve; srsieve; PrimeGrid; LLR
n = 1274778 383751 digits Jun 2014 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 1288362 387840 digits Aug 2014 William Roberts; PSieve; srsieve; PrimeGrid; LLR
n = 1856478 558860 digits Feb 2024 Nicholas Yakubchak; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8511
max n: 2.372.683
n = 4 6 digits
n = 5 6 digits
n = 16 9 digits
n = 19 10 digits
n = 37 16 digits
n = 44 18 digits
n = 49 19 digits
n = 83 29 digits
n = 103 35 digits
n = 104 36 digits
n = 148 49 digits
n = 185 60 digits
n = 211 68 digits
n = 247 79 digits
n = 419 131 digits
n = 677 208 digits
n = 815 250 digits
n = 971 297 digits
n = 1157 353 digits
n = 1355 412 digits
n = 1477 449 digits
n = 1747 530 digits
n = 2836 858 digits
n = 3419 1034 digits 1993 Jeffrey Young
n = 4417 1334 digits 1993 Jeffrey Young
n = 5240 1582 digits
n = 8275 2495 digits
n = 13325 4016 digits
n = 14704 4431 digits
n = 20983 6321 digits
n = 22967 6918 digits
n = 24184 7285 digits
n = 29645 8928 digits
n = 29696 8944 digits
n = 36355 10948 digits
n = 65995 19871 digits
n = 67844 20428 digits
n = 74347 22385 digits
n = 90673 27300 digits
n = 114551 34488 digits
n = 165653 49871 digits
n = 184397 55513 digits
n = 313771 94459 digits
n = 1105376 332756 digits Jul 2013 Jun Nakajima; PSieve; srsieve; PrimeGrid; LLR
n = 1251664 376793 digits Apr 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 2188909 658932 digits Feb 2025 Vaughan Davies; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2352779 708261 digits Apr 2026 Adrian Baker; PPSE; PrimeGrid
k: 8513
max n: 2.372.700
n = 1 5 digits
n = 5 6 digits
n = 13 8 digits
n = 17 10 digits
n = 85 30 digits
n = 177 58 digits
n = 433 135 digits
n = 545 168 digits
n = 2093 634 digits
n = 2153 653 digits
n = 2273 689 digits
n = 2797 846 digits
n = 3125 945 digits
n = 3337 1009 digits 1993 Jeffrey Young
n = 3521 1064 digits 1993 Jeffrey Young
n = 4517 1364 digits 1993 Jeffrey Young
n = 4701 1420 digits 1993 Jeffrey Young
n = 7121 2148 digits
n = 8033 2423 digits
n = 14173 4271 digits
n = 15657 4718 digits
n = 23441 7061 digits
n = 25105 7562 digits
n = 32453 9774 digits
n = 64185 19326 digits
n = 103501 31161 digits
n = 134261 40421 digits
n = 143985 43348 digits
n = 186213 56060 digits
n = 450289 135555 digits Apr 2009 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 816609 245828 digits Apr 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1062601 319879 digits May 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 2066885 622199 digits Jan 2025 Mark Williams; PPSE; PrimeGrid
k: 8515
max n: 2.372.833
n = 2 5 digits
n = 6 6 digits
n = 12 8 digits
n = 48 19 digits
n = 204 66 digits
n = 492 153 digits
n = 702 216 digits
n = 732 225 digits
n = 846 259 digits
n = 1188 362 digits
n = 1370 417 digits
n = 2928 886 digits
n = 3978 1202 digits 1993 Jeffrey Young
n = 4068 1229 digits 1993 Jeffrey Young
n = 6138 1852 digits
n = 9884 2980 digits
n = 16344 4924 digits
n = 17804 5364 digits
n = 36522 10999 digits
n = 56958 17150 digits
n = 164234 49444 digits
n = 190790 57438 digits
n = 232872 70106 digits
n = 244200 73516 digits
n = 357302 107563 digits May 2012 PPSE; PrimeGrid
n = 409778 123360 digits Sep 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 595208 179180 digits Dec 2010 Krzysztof Ostaszewski; PSieve; srsieve; PrimeGrid; LLR
n = 1001712 301550 digits Sep 2012 Shinya Matsuo; PSieve; srsieve; PrimeGrid; LLR
n = 1036404 311993 digits Jan 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1861344 560325 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2137094 643334 digits Jan 2025 Thorsten Sambale; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2138820 643853 digits Jan 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8517
max n: 2.373.239
n = 4 6 digits
n = 6 6 digits
n = 15 9 digits
n = 24 12 digits
n = 28 13 digits
n = 70 26 digits
n = 91 32 digits
n = 103 35 digits
n = 108 37 digits
n = 111 38 digits
n = 171 56 digits
n = 339 106 digits
n = 508 157 digits
n = 534 165 digits
n = 688 212 digits
n = 951 291 digits
n = 1135 346 digits
n = 1150 351 digits
n = 2415 731 digits
n = 3786 1144 digits 1993 Jeffrey Young
n = 4635 1400 digits 1993 Jeffrey Young
n = 5284 1595 digits
n = 7495 2261 digits
n = 14820 4466 digits
n = 22635 6818 digits
n = 22855 6884 digits
n = 26614 8016 digits
n = 31800 9577 digits
n = 35815 10786 digits
n = 46455 13989 digits
n = 55516 16716 digits
n = 60351 18172 digits
n = 75255 22658 digits
n = 81906 24661 digits
n = 83811 25234 digits
n = 123711 37245 digits
n = 125380 37748 digits
n = 163759 49301 digits
n = 317250 95506 digits
n = 362118 109013 digits Feb 2009 Randy Wilson; srsieve; PrimeGrid; LLR
n = 511626 154019 digits Jun 2010 Alan J Hidy; PSieve; srsieve; PrimeGrid; LLR
n = 919078 276674 digits Jun 2012 Kennichi Uehara; PSieve; srsieve; PrimeGrid; LLR
n = 1463683 440617 digits Dec 2017 Sean Humphries; PSieve; srsieve; PrimeGrid; LLR
n = 2313628 696476 digits Oct 2025 David Perek; PPSE; PrimeGrid
n = 3445488 1037200 digits Jan 2023 Vaughan Davies; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8519
max n: 2.373.415
n = 9 7 digits
n = 15 9 digits
n = 29 13 digits
n = 47 19 digits
n = 169 55 digits
n = 949 290 digits
n = 2575 780 digits
n = 3199 967 digits
n = 4409 1332 digits 1993 Jeffrey Young
n = 4753 1435 digits 1993 Jeffrey Young
n = 5519 1666 digits
n = 5535 1671 digits
n = 6319 1907 digits
n = 9173 2766 digits
n = 16929 5101 digits
n = 19439 5856 digits
n = 20853 6282 digits
n = 54373 16372 digits
n = 64087 19297 digits
n = 212447 63957 digits
n = 331357 99753 digits
n = 350077 105388 digits Apr 2012 Gary Harris; PPSE; PrimeGrid
n = 478089 143924 digits Oct 2009 Dale Laluk; srsieve; PrimeGrid; LLR
n = 533279 160537 digits Jul 2010 Lars Wallin; PSieve; srsieve; PrimeGrid; LLR
n = 1729989 520783 digits Jan 2023 Fangping Wen; PPSE; PrimeGrid
n = 2183863 657413 digits Feb 2025 LeRoy Blanchard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8521
max n: 2.373.131
n = 4 6 digits
n = 16 9 digits
n = 40 16 digits
n = 112 38 digits
n = 152 50 digits
n = 436 136 digits
n = 944 289 digits
n = 2160 655 digits
n = 5416 1635 digits
n = 14860 4478 digits
n = 15672 4722 digits
n = 19640 5917 digits
n = 20092 6053 digits
n = 24104 7260 digits
n = 25940 7813 digits
n = 69184 20831 digits
n = 78060 23503 digits
n = 107444 32348 digits
n = 138996 41846 digits
n = 193204 58165 digits
n = 236504 71199 digits
n = 256536 77229 digits
n = 309072 93044 digits
n = 402536 121180 digits Jul 2012 PPSE; PrimeGrid
n = 406840 122475 digits Aug 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 685120 206246 digits Sep 2011 Athinodoros Panagiotidis; PSieve; srsieve; PrimeGrid; LLR
n = 865480 260540 digits May 2012 Bart van Rooijen; PSieve; srsieve; PrimeGrid; LLR
n = 1940872 584265 digits Mar 2024 Pavel Adamec; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8523
max n: 2.372.800
n = 1 5 digits
n = 5 6 digits
n = 6 6 digits
n = 8 7 digits
n = 12 8 digits
n = 17 10 digits
n = 25 12 digits
n = 45 18 digits
n = 48 19 digits
n = 52 20 digits
n = 57 22 digits
n = 88 31 digits
n = 148 49 digits
n = 268 85 digits
n = 305 96 digits
n = 320 101 digits
n = 388 121 digits
n = 390 122 digits
n = 658 203 digits
n = 756 232 digits
n = 776 238 digits
n = 1642 499 digits
n = 1858 564 digits
n = 2070 628 digits
n = 2358 714 digits
n = 2970 898 digits
n = 3342 1010 digits 1993 Jeffrey Young
n = 4676 1412 digits 1993 Jeffrey Young
n = 4782 1444 digits 1993 Jeffrey Young
n = 5366 1620 digits
n = 5581 1684 digits
n = 6998 2111 digits Mar 1996 Patrick Demichel
n = 8998 2713 digits
n = 9937 2996 digits
n = 11970 3608 digits
n = 14080 4243 digits
n = 14278 4303 digits
n = 16401 4942 digits
n = 19216 5789 digits
n = 20257 6102 digits
n = 27017 8137 digits
n = 28837 8685 digits
n = 30912 9310 digits
n = 59220 17831 digits Jun 1999 Tadashi Taura; Proth
n = 69830 21025 digits
n = 70808 21320 digits
n = 111318 33514 digits
n = 130648 39333 digits
n = 141368 42560 digits
n = 176362 53095 digits
n = 206738 62239 digits
n = 214461 64564 digits
n = 231828 69792 digits
n = 309325 93121 digits
n = 322210 96999 digits
n = 443901 133632 digits Dec 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 544462 163904 digits Aug 2010 Markus Durzinsky; PSieve; srsieve; PrimeGrid; LLR
n = 547736 164889 digits Sep 2010 Wolfgang Schwieger; PSieve; srsieve; PrimeGrid; LLR
n = 574302 172887 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 602488 181371 digits Jan 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1377790 414761 digits Feb 2016 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1505866 453315 digits Nov 2018 Greg Miller; PSieve; srsieve; PrimeGrid; LLR
n = 1622500 488426 digits Feb 2021 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1641368 494105 digits Jul 2021 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1805957 543652 digits Jan 2024 Latah Headrick; PPSE; PrimeGrid
n = 2278512 685905 digits May 2025 Frantz Desprez; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3364918 1012946 digits May 2021 Wolfgang Schwieger; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3396448 1022437 digits Feb 2022 Erik Veit; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8525
max n: 2.372.988
n = 11 8 digits
n = 31 14 digits
n = 53 20 digits
n = 67 25 digits
n = 251 80 digits
n = 551 170 digits
n = 643 198 digits
n = 791 243 digits
n = 1111 339 digits
n = 1235 376 digits
n = 1435 436 digits
n = 1615 491 digits
n = 3743 1131 digits 1993 Jeffrey Young
n = 8383 2528 digits
n = 15173 4572 digits
n = 21127 6364 digits
n = 26767 8062 digits
n = 47933 14434 digits
n = 48283 14539 digits
n = 100667 30308 digits
n = 102845 30964 digits
n = 117127 35263 digits
n = 118109 35559 digits
n = 185939 55978 digits
n = 463687 139588 digits Jul 2009 Paulo Silva; srsieve; PrimeGrid; LLR
n = 637879 192025 digits Feb 2011 Paweł Feruś; PSieve; srsieve; PrimeGrid; LLR
n = 1105949 332928 digits Jul 2013 David Yost; PSieve; srsieve; PrimeGrid; LLR
n = 2333189 702364 digits Dec 2025 Benjamin Glasgow; PPSE; PrimeGrid
k: 8527
max n: 2.373.111
n = 28 13 digits
n = 32 14 digits
n = 102 35 digits
n = 128 43 digits
n = 206 66 digits
n = 248 79 digits
n = 272 86 digits
n = 1028 314 digits
n = 1170 357 digits
n = 1502 457 digits
n = 3032 917 digits
n = 3128 946 digits
n = 3638 1100 digits 1993 Jeffrey Young
n = 3966 1198 digits 1993 Jeffrey Young
n = 4526 1367 digits 1993 Jeffrey Young
n = 7226 2180 digits
n = 15356 4627 digits
n = 17762 5351 digits
n = 25506 7683 digits
n = 26478 7975 digits
n = 42526 12806 digits
n = 95682 28808 digits
n = 98068 29526 digits
n = 186196 56055 digits
n = 482492 145249 digits Dec 2009 Junya Izuhara; PSieve; srsieve; PrimeGrid; LLR
n = 681128 205044 digits Aug 2011 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1210446 364385 digits Feb 2014 Hao Zhuang; PSieve; srsieve; PrimeGrid; LLR
n = 1286590 387307 digits Jul 2014 Hiroaki Nitobe; PSieve; srsieve; PrimeGrid; LLR
n = 1300562 391513 digits Feb 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2314782 696823 digits Oct 2025 Glenn Hall; PPSE; PrimeGrid
k: 8529
max n: 2.372.498
n = 11 8 digits
n = 14 9 digits
n = 21 11 digits
n = 41 17 digits
n = 59 22 digits
n = 81 29 digits
n = 195 63 digits
n = 279 88 digits
n = 639 197 digits
n = 1394 424 digits
n = 2222 673 digits
n = 3809 1151 digits 1993 Jeffrey Young
n = 4239 1280 digits 1993 Jeffrey Young
n = 4575 1382 digits 1993 Jeffrey Young
n = 11571 3488 digits
n = 28407 8556 digits
n = 29355 8841 digits
n = 40349 12151 digits
n = 55719 16778 digits
n = 90327 27196 digits
n = 114341 34425 digits
n = 123326 37129 digits
n = 604769 182058 digits Jan 2011 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 636915 191735 digits Feb 2011 Roman Krompolc; PSieve; srsieve; PrimeGrid; LLR
n = 686811 206755 digits Aug 2011 Olexander Belogourov; PSieve; srsieve; PrimeGrid; LLR
n = 1013535 305109 digits Oct 2012 Zdenek Vasku; PSieve; srsieve; PrimeGrid; LLR
n = 1368029 411822 digits Dec 2015 Yegor Ryabchikov; PSieve; srsieve; PrimeGrid; LLR
n = 1745967 525593 digits May 2023 Jace Tyndall; PPSE; PrimeGrid
n = 3476111 1046418 digits Jul 2023 Ian Johns; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8531
max n: 2.373.164
n = 9 7 digits
n = 13 8 digits
n = 139 46 digits
n = 147 49 digits
n = 163 53 digits
n = 231 74 digits
n = 553 171 digits
n = 609 188 digits
n = 775 238 digits
n = 1555 473 digits
n = 1971 598 digits
n = 6223 1878 digits
n = 7063 2131 digits
n = 10975 3308 digits
n = 26673 8034 digits
n = 94935 28583 digits
n = 324321 97635 digits
n = 443713 133575 digits Dec 2012 Oleksandr Vynogradov; PPSE; PrimeGrid
n = 753471 226822 digits Feb 2012 Maarten de Jong; PSieve; srsieve; PrimeGrid; LLR
n = 1680285 505821 digits Mar 2022 Honza Cholt; PPSE; PrimeGrid
k: 8533
max n: 2.373.444
n = 14 9 digits
n = 36 15 digits
n = 74 27 digits
n = 244 78 digits
n = 270 86 digits
n = 346 109 digits
n = 644 198 digits
n = 2014 611 digits
n = 2854 864 digits
n = 3134 948 digits
n = 3188 964 digits
n = 3676 1111 digits 1993 Jeffrey Young
n = 8836 2664 digits
n = 9558 2882 digits
n = 10364 3124 digits
n = 16486 4967 digits
n = 78660 23683 digits
n = 90558 27265 digits
n = 216444 65161 digits
n = 252574 76037 digits
n = 306778 92354 digits
n = 323370 97349 digits
n = 338980 102048 digits Apr 2012 Ronny Willig; PPSE; PrimeGrid
n = 442946 133344 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 650468 195815 digits Mar 2011 Ben Rhodes; PSieve; srsieve; PrimeGrid; LLR
n = 1768348 532330 digits Oct 2023 Gregory Bennett; PPSE; PrimeGrid
n = 1790476 538991 digits Jan 2024 PPSE; PrimeGrid
k: 8535
max n: 2.372.793
n = 2 5 digits
n = 3 5 digits
n = 6 6 digits
n = 9 7 digits
n = 23 11 digits
n = 24 12 digits
n = 35 15 digits
n = 37 16 digits
n = 39 16 digits
n = 41 17 digits
n = 42 17 digits
n = 49 19 digits
n = 78 28 digits
n = 81 29 digits
n = 106 36 digits
n = 136 45 digits
n = 167 55 digits
n = 186 60 digits
n = 246 78 digits
n = 269 85 digits
n = 304 96 digits
n = 361 113 digits
n = 426 133 digits
n = 555 172 digits
n = 615 190 digits
n = 784 240 digits
n = 899 275 digits
n = 1479 450 digits
n = 1521 462 digits
n = 1846 560 digits
n = 1946 590 digits
n = 2144 650 digits
n = 2416 732 digits
n = 4446 1343 digits 1993 Jeffrey Young
n = 7696 2321 digits
n = 8834 2664 digits
n = 12933 3898 digits
n = 13645 4112 digits
n = 20447 6160 digits
n = 21258 6404 digits
n = 28606 8616 digits
n = 30431 9165 digits
n = 39889 12012 digits
n = 45712 13765 digits
n = 56686 17069 digits
n = 59015 17770 digits
n = 59765 17995 digits
n = 61395 18486 digits
n = 86472 26035 digits
n = 150478 45303 digits
n = 159242 47941 digits
n = 166285 50061 digits
n = 306182 92174 digits
n = 313846 94481 digits
n = 343078 103281 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 482986 145398 digits Dec 2009 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 561126 168920 digits Oct 2010 Wade Cazabat; PSieve; srsieve; PrimeGrid; LLR
n = 581829 175152 digits Nov 2010 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 653546 196741 digits Mar 2011 Sakura Kinomoto; PSieve; srsieve; PrimeGrid; LLR
n = 669297 201483 digits Apr 2011 Olexander Belogourov; PSieve; srsieve; PrimeGrid; LLR
n = 747753 225101 digits Feb 2012 Hans Joachim Böhm; PSieve; srsieve; PrimeGrid; LLR
n = 905613 272621 digits Jun 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1283674 386429 digits Jul 2014 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1327017 399476 digits Mar 2015 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1345066 404910 digits Jul 2015 David Yost; PSieve; srsieve; PrimeGrid; LLR
n = 1596867 480709 digits Sep 2020 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1773545 533895 digits Nov 2023 Vaughan Davies; PPSE; PrimeGrid
n = 1845862 555664 digits Jan 2024 Pietari Snow; PPSE; PrimeGrid
k: 8537
max n: 2.373.002
n = 99 34 digits
n = 119 40 digits
n = 251 80 digits
n = 387 121 digits
n = 563 174 digits
n = 1199 365 digits
n = 1683 511 digits
n = 1751 532 digits
n = 2307 699 digits
n = 2991 905 digits
n = 5103 1541 digits
n = 5403 1631 digits
n = 5519 1666 digits
n = 22679 6831 digits
n = 23963 7218 digits
n = 32311 9731 digits
n = 52631 15848 digits
n = 187139 56339 digits
n = 295523 88966 digits
n = 650639 195866 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 675479 203344 digits Aug 2011 Ulrich Pethe; PSieve; srsieve; PrimeGrid; LLR
n = 1267263 381489 digits May 2014 Robert Fiedler; PSieve; srsieve; PrimeGrid; LLR
n = 1529043 460292 digits Feb 2019 Greg Miller; PSieve; srsieve; PrimeGrid; LLR
n = 2266263 682218 digits Apr 2025 Hanke Penning; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8539
max n: 2.373.314
n = 2 5 digits
n = 10 7 digits
n = 22 11 digits
n = 82 29 digits
n = 290 92 digits
n = 302 95 digits
n = 326 103 digits
n = 598 184 digits
n = 610 188 digits
n = 814 249 digits
n = 1042 318 digits
n = 1274 388 digits
n = 3098 937 digits
n = 4894 1478 digits 1993 Jeffrey Young
n = 8794 2652 digits
n = 9194 2772 digits
n = 9874 2977 digits
n = 36730 11061 digits
n = 43714 13164 digits
n = 233566 70315 digits
n = 314354 94634 digits
n = 441578 132933 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
k: 8541
max n: 2.372.752
n = 3 5 digits
n = 4 6 digits
n = 5 6 digits
n = 7 7 digits
n = 16 9 digits
n = 37 16 digits
n = 47 19 digits
n = 57 22 digits
n = 60 22 digits
n = 73 26 digits
n = 76 27 digits
n = 88 31 digits
n = 92 32 digits
n = 105 36 digits
n = 140 47 digits
n = 147 49 digits
n = 152 50 digits
n = 169 55 digits
n = 215 69 digits
n = 269 85 digits
n = 307 97 digits
n = 320 101 digits
n = 403 126 digits
n = 415 129 digits
n = 473 147 digits
n = 512 159 digits
n = 592 183 digits
n = 1229 374 digits
n = 1329 405 digits
n = 1699 516 digits
n = 1937 588 digits
n = 2595 786 digits
n = 2917 883 digits
n = 3168 958 digits
n = 3625 1096 digits 1993 Jeffrey Young
n = 4259 1287 digits 1993 Jeffrey Young
n = 5863 1769 digits
n = 6435 1942 digits
n = 7060 2130 digits
n = 9093 2742 digits
n = 11733 3536 digits
n = 26860 8090 digits
n = 27665 8332 digits
n = 29796 8974 digits
n = 34205 10301 digits
n = 38945 11728 digits
n = 45017 13556 digits Jun 1999 Tadashi Taura; Proth
n = 60339 18168 digits
n = 69217 20841 digits
n = 79079 23810 digits
n = 81277 24471 digits
n = 87859 26453 digits
n = 91507 27551 digits
n = 116568 35095 digits
n = 146824 44203 digits
n = 158016 47572 digits
n = 229799 69181 digits
n = 253829 76415 digits
n = 463700 139592 digits Jul 2009 Paulo Silva; srsieve; PrimeGrid; LLR
n = 474032 142702 digits Oct 2009 Russell Thompson; srsieve; PrimeGrid; LLR
n = 514724 154952 digits Jun 2010 Timothy D Winslow; PSieve; srsieve; PrimeGrid; LLR
n = 621256 187021 digits Feb 2011 Matthew Poulter; PSieve; srsieve; PrimeGrid; LLR
n = 726289 218639 digits Feb 2012 Ardo van Rangelrooij; PSieve; srsieve; PrimeGrid; LLR
n = 869800 261840 digits May 2012 Torben Kock; PSieve; srsieve; PrimeGrid; LLR
n = 1239529 373140 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 2076055 624959 digits Jan 2025 Robert Lacroix; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8543
max n: 2.372.793
n = 5793 1748 digits 1980 Robert Baillie
k: 8545
max n: 2.373.083
n = 6 6 digits
n = 12 8 digits
n = 36 15 digits
n = 60 22 digits
n = 94 33 digits
n = 108 37 digits
n = 156 51 digits
n = 180 59 digits
n = 646 199 digits
n = 1320 402 digits
n = 1608 488 digits
n = 1686 512 digits
n = 1846 560 digits
n = 1926 584 digits
n = 2826 855 digits
n = 4368 1319 digits 1993 Jeffrey Young
n = 7620 2298 digits
n = 8206 2475 digits May 1996 Patrick Demichel
n = 8760 2641 digits
n = 97870 29466 digits
n = 107110 32248 digits
n = 148836 44809 digits
n = 163392 49190 digits
n = 187230 56366 digits
n = 221580 66707 digits
n = 336622 101338 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 573612 172679 digits Nov 2010 Pablo Marin; PSieve; srsieve; PrimeGrid; LLR
n = 1560526 469770 digits Feb 2020 Frederik Schiøler; PSieve; srsieve; PrimeGrid; LLR
n = 1706686 513768 digits Aug 2022 Bruce E. Slade; PPSE; PrimeGrid
n = 1721964 518367 digits Dec 2022 Michael Millerick; PPSE; PrimeGrid
k: 8547
max n: 2.372.959
n = 4 6 digits
n = 8 7 digits
n = 10 7 digits
n = 12 8 digits
n = 19 10 digits
n = 24 12 digits
n = 27 13 digits
n = 47 19 digits
n = 48 19 digits
n = 51 20 digits
n = 52 20 digits
n = 56 21 digits
n = 68 25 digits
n = 71 26 digits
n = 87 31 digits
n = 96 33 digits
n = 107 37 digits
n = 136 45 digits
n = 176 57 digits
n = 200 65 digits
n = 272 86 digits
n = 420 131 digits
n = 444 138 digits
n = 488 151 digits
n = 610 188 digits
n = 680 209 digits
n = 939 287 digits
n = 1500 456 digits
n = 1724 523 digits
n = 2355 713 digits
n = 2652 803 digits
n = 3539 1070 digits 1993 Jeffrey Young
n = 3906 1180 digits 1993 Jeffrey Young
n = 4004 1210 digits 1993 Jeffrey Young
n = 4288 1295 digits 1993 Jeffrey Young
n = 4563 1378 digits 1993 Jeffrey Young
n = 6634 2001 digits
n = 6666 2011 digits Mar 1996 Patrick Demichel
n = 6744 2035 digits
n = 9458 2852 digits
n = 9772 2946 digits
n = 10076 3038 digits
n = 13874 4181 digits
n = 17079 5146 digits
n = 26338 7933 digits
n = 50627 15245 digits
n = 53428 16088 digits
n = 59476 17908 digits
n = 64226 19338 digits
n = 79075 23808 digits
n = 108396 32635 digits
n = 111475 33562 digits
n = 112231 33789 digits
n = 198396 59728 digits
n = 230012 69245 digits
n = 267650 80575 digits
n = 359507 108227 digits May 2012 David Yost; PPSE; PrimeGrid
n = 364816 109825 digits May 2012 PPSE; PrimeGrid
n = 465346 140088 digits May 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 515696 155244 digits Jun 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 557612 167862 digits Oct 2010 Ricky L Hubbard; PSieve; srsieve; PrimeGrid; LLR
n = 707492 212981 digits Sep 2011 Tomo Koscak; PSieve; srsieve; PrimeGrid; LLR
n = 719299 216535 digits Nov 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 798448 240361 digits Mar 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 944724 284395 digits Jul 2012 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1263915 380481 digits Apr 2014 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1279759 385250 digits Jun 2014 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 1313239 395329 digits Feb 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1670375 502837 digits Feb 2022 Frank Matillek; PSieve; srsieve; PrimeGrid; LLR
k: 8549
max n: 2.372.816
n = 1 5 digits
n = 5 6 digits
n = 9 7 digits
n = 13 8 digits
n = 35 15 digits
n = 37 16 digits
n = 43 17 digits
n = 49 19 digits
n = 85 30 digits
n = 229 73 digits
n = 465 144 digits
n = 901 276 digits
n = 1081 330 digits
n = 1219 371 digits
n = 2577 780 digits
n = 4721 1426 digits 1993 Jeffrey Young
n = 5945 1794 digits
n = 7513 2266 digits
n = 11585 3492 digits
n = 16627 5010 digits
n = 76235 22953 digits
n = 89867 27057 digits
n = 93845 28255 digits
n = 141889 42717 digits
n = 161173 48522 digits
n = 207397 62437 digits
n = 267973 80672 digits
n = 426621 128430 digits Nov 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 473089 142418 digits Oct 2009 Sakura Kinomoto; srsieve; PrimeGrid; LLR
n = 1150907 346462 digits Sep 2013 Richard Cervelle; PSieve; srsieve; PrimeGrid; LLR
n = 1708715 514379 digits Sep 2022 PPSE; PrimeGrid
n = 2255419 678953 digits Mar 2025 Ken Preston; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2310513 695538 digits Sep 2025 Ilkka Varis; PPSE; PrimeGrid
k: 8551
max n: 2.372.711
n = 12 8 digits
n = 132 44 digits
n = 136 45 digits
n = 216 69 digits
n = 2908 880 digits
n = 11548 3481 digits
n = 21708 6539 digits
n = 23988 7226 digits
n = 104940 31595 digits
n = 158856 47825 digits
n = 783496 235860 digits Mar 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1009272 303826 digits Oct 2012 Billy Cain; PSieve; srsieve; PrimeGrid; LLR
n = 1476180 444379 digits Feb 2018 Detlef Lexut; PSieve; srsieve; PrimeGrid; LLR
k: 8553
max n: 2.372.391
n = 1 5 digits
n = 2 5 digits
n = 4 6 digits
n = 5 6 digits
n = 13 8 digits
n = 17 10 digits
n = 20 10 digits
n = 49 19 digits
n = 74 27 digits
n = 118 40 digits
n = 221 71 digits
n = 310 98 digits
n = 409 128 digits
n = 425 132 digits
n = 818 251 digits
n = 1249 380 digits
n = 1802 547 digits
n = 2008 609 digits
n = 2789 844 digits
n = 3233 978 digits
n = 4004 1210 digits 1993 Jeffrey Young
n = 6880 2076 digits
n = 8278 2496 digits
n = 8581 2588 digits May 1996 Patrick Demichel
n = 10477 3158 digits
n = 11561 3485 digits
n = 14854 4476 digits
n = 15313 4614 digits
n = 20260 6103 digits
n = 23110 6961 digits
n = 23530 7088 digits
n = 25133 7570 digits
n = 25420 7657 digits
n = 30160 9083 digits
n = 45541 13714 digits
n = 62621 18855 digits
n = 70025 21084 digits
n = 82837 24941 digits
n = 110701 33329 digits
n = 111709 33632 digits
n = 112985 34016 digits
n = 149285 44944 digits
n = 191465 57641 digits
n = 246265 74138 digits
n = 270400 81403 digits
n = 331649 99841 digits
n = 334693 100757 digits Apr 2012 Senji Yamashita; PPSE; PrimeGrid
n = 440954 132745 digits Dec 2012 Oleksandr Vynogradov; PPSE; PrimeGrid
n = 706325 212629 digits Sep 2011 Roman Krompolc; PSieve; srsieve; PrimeGrid; LLR
n = 734912 221235 digits Feb 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 879833 264861 digits May 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1722241 518451 digits Dec 2022 Frank Meador; PPSE; PrimeGrid
n = 1769041 532539 digits Nov 2023 Vaughan Davies; PPSE; PrimeGrid
n = 2060260 620204 digits Jan 2025 Tom Miller; PPSE; PrimeGrid
n = 2197021 661374 digits Feb 2025 Mario Lein; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8555
max n: 2.372.848
n = 21 11 digits
n = 43 17 digits
n = 57 22 digits
n = 61 23 digits
n = 603 186 digits
n = 651 200 digits
n = 2039 618 digits
n = 2811 851 digits
n = 3427 1036 digits 1993 Jeffrey Young
n = 7851 2368 digits
n = 14691 4427 digits
n = 21231 6396 digits
n = 26589 8009 digits
n = 65919 19848 digits
n = 68553 20641 digits
n = 71029 21386 digits
n = 143189 43109 digits
n = 262783 79110 digits
n = 385217 115966 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 440997 132758 digits Dec 2012 Tarmo Ilves; PPSE; PrimeGrid
n = 484933 145984 digits Jan 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 996739 300053 digits Sep 2012 Brook Harste; PSieve; srsieve; PrimeGrid; LLR
n = 1523121 458510 digits Feb 2019 Josef Schlereth; PSieve; srsieve; PrimeGrid; LLR
n = 1528599 460159 digits Feb 2019 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
k: 8557
max n: 2.372.057
n = 8 7 digits
n = 12 8 digits
n = 18 10 digits
n = 42 17 digits
n = 44 18 digits
n = 72 26 digits
n = 78 28 digits
n = 164 54 digits
n = 378 118 digits
n = 656 202 digits
n = 908 278 digits
n = 4472 1351 digits 1993 Jeffrey Young
n = 6044 1824 digits
n = 10784 3251 digits
n = 11552 3482 digits
n = 25062 7549 digits
n = 30572 9208 digits
n = 32094 9666 digits
n = 35928 10820 digits
n = 76056 22900 digits
n = 93912 28275 digits
n = 173598 52263 digits
n = 767814 231139 digits Feb 2012 Wenzel Appenzeller; PSieve; srsieve; PrimeGrid; LLR
n = 3365648 1013165 digits May 2021 Kyle Polansky; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8559
max n: 2.373.349
n = 3 5 digits
n = 31 14 digits
n = 43 17 digits
n = 67 25 digits
n = 94 33 digits
n = 111 38 digits
n = 114 39 digits
n = 222 71 digits
n = 274 87 digits
n = 526 163 digits
n = 1339 408 digits
n = 1542 469 digits
n = 2662 806 digits
n = 2686 813 digits
n = 11862 3575 digits
n = 14854 4476 digits
n = 15567 4691 digits
n = 20122 6062 digits
n = 22327 6726 digits
n = 27799 8373 digits
n = 30406 9158 digits
n = 31750 9562 digits
n = 60703 18278 digits
n = 197218 59373 digits
n = 222271 66915 digits
n = 242026 72862 digits
n = 264631 79666 digits
n = 288846 86956 digits
n = 602106 181256 digits Jan 2011 Ben Rhodes; PSieve; srsieve; PrimeGrid; LLR
n = 688486 207259 digits Aug 2011 Dmitry Domanov; PSieve; srsieve; PrimeGrid; LLR
n = 702298 211417 digits Sep 2011 Jason Gledhill; PSieve; srsieve; PrimeGrid; LLR
n = 761947 229373 digits Feb 2012 Ardo van Rangelrooij; PSieve; srsieve; PrimeGrid; LLR
n = 1134103 341403 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1134763 341602 digits Aug 2013 William Donovan; PSieve; srsieve; PrimeGrid; LLR
n = 2242926 675192 digits Feb 2025 Mario Lein; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8561
max n: 2.373.359
n = 1 5 digits
n = 3 5 digits
n = 65 24 digits
n = 493 153 digits
n = 521 161 digits
n = 1165 355 digits
n = 3069 928 digits
n = 5639 1702 digits
n = 6289 1898 digits
n = 14993 4518 digits
n = 34849 10495 digits
n = 44321 13346 digits
n = 62213 18732 digits
n = 119291 35915 digits
n = 250049 75277 digits
n = 712789 214575 digits Nov 2011 Bob Cotter; PSieve; srsieve; PrimeGrid; LLR
n = 3465371 1043185 digits Mar 2023 Ryan Propper; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8563
max n: 2.373.175
n = 2 5 digits
n = 8 7 digits
n = 16 9 digits
n = 30 13 digits
n = 36 15 digits
n = 44 18 digits
n = 48 19 digits
n = 56 21 digits
n = 64 24 digits
n = 66 24 digits
n = 68 25 digits
n = 78 28 digits
n = 88 31 digits
n = 96 33 digits
n = 168 55 digits
n = 170 56 digits
n = 242 77 digits
n = 288 91 digits
n = 396 124 digits
n = 404 126 digits
n = 534 165 digits
n = 840 257 digits
n = 1050 321 digits
n = 1108 338 digits
n = 1640 498 digits
n = 2784 843 digits
n = 3104 939 digits
n = 3206 970 digits
n = 3544 1071 digits 1993 Jeffrey Young
n = 5228 1578 digits
n = 7082 2136 digits
n = 8512 2567 digits
n = 11564 3486 digits
n = 18848 5678 digits
n = 22970 6919 digits
n = 31232 9406 digits
n = 40600 12226 digits
n = 52432 15788 digits
n = 62180 18722 digits
n = 93736 28222 digits
n = 126938 38217 digits
n = 128834 38787 digits
n = 146536 44116 digits
n = 311568 93796 digits
n = 400170 120468 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 476580 143469 digits Oct 2009 Michael Frith; srsieve; PrimeGrid; LLR
n = 630042 189666 digits Feb 2011 Tetsuya Watanabe; PSieve; srsieve; PrimeGrid; LLR
n = 845312 254469 digits Apr 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 978208 294474 digits Aug 2012 Ed Braaten; PSieve; srsieve; PrimeGrid; LLR
n = 1679264 505513 digits Mar 2022 Christian Wallbaum; PPSE; PrimeGrid
n = 1925988 579785 digits Mar 2024 Marshall Bishop; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8565
max n: 2.372.606
n = 2 5 digits
n = 3 5 digits
n = 5 6 digits
n = 9 7 digits
n = 10 7 digits
n = 13 8 digits
n = 15 9 digits
n = 24 12 digits
n = 26 12 digits
n = 36 15 digits
n = 43 17 digits
n = 55 21 digits
n = 65 24 digits
n = 81 29 digits
n = 104 36 digits
n = 135 45 digits
n = 171 56 digits
n = 273 87 digits
n = 296 94 digits
n = 332 104 digits
n = 342 107 digits
n = 716 220 digits
n = 717 220 digits
n = 756 232 digits
n = 764 234 digits
n = 783 240 digits
n = 975 298 digits
n = 1016 310 digits
n = 1034 316 digits
n = 1036 316 digits
n = 1237 377 digits
n = 1241 378 digits
n = 1383 421 digits
n = 1882 571 digits
n = 1935 587 digits
n = 2164 656 digits
n = 2367 717 digits
n = 2721 824 digits
n = 3749 1133 digits 1993 Jeffrey Young
n = 4877 1473 digits 1993 Jeffrey Young
n = 6524 1968 digits
n = 7290 2199 digits
n = 7707 2324 digits
n = 12833 3868 digits
n = 13071 3939 digits
n = 13152 3964 digits
n = 14556 4386 digits
n = 15007 4522 digits Nov 1997 Henri Lifchitz; Proth
n = 15710 4734 digits
n = 16155 4868 digits
n = 20839 6278 digits
n = 21139 6368 digits
n = 23224 6996 digits
n = 23480 7073 digits
n = 23666 7129 digits
n = 30225 9103 digits
n = 35649 10736 digits
n = 35856 10798 digits
n = 41616 12532 digits
n = 52866 15919 digits Jun 1999 Tadashi Taura; Proth
n = 54091 16287 digits
n = 58461 17603 digits
n = 61215 18432 digits
n = 91884 27664 digits
n = 93643 28194 digits
n = 101585 30585 digits
n = 103359 31119 digits
n = 113450 34156 digits
n = 125744 37857 digits
n = 147437 44387 digits
n = 148401 44678 digits
n = 150807 45402 digits
n = 200910 60484 digits
n = 221395 66651 digits
n = 228655 68836 digits
n = 228896 68909 digits
n = 242337 72955 digits
n = 256707 77281 digits
n = 310545 93488 digits
n = 424229 127710 digits Nov 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 426757 128471 digits Nov 2012 Jon Antonides; PPSE; PrimeGrid
n = 589689 177519 digits Dec 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 598806 180263 digits Jan 2011 Michel Jacques; PSieve; srsieve; PrimeGrid; LLR
n = 600941 180906 digits Jan 2011 Wes Cure; PSieve; srsieve; PrimeGrid; LLR
n = 843643 253966 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1191230 358600 digits Oct 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1347669 405693 digits Jul 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1421393 427886 digits Sep 2016 Lukasz Piotrowski; PSieve; srsieve; PrimeGrid; LLR
n = 1456729 438524 digits Sep 2017 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 1457449 438740 digits Sep 2017 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 1754203 528072 digits Jul 2023 Sanghyeok Lee; PPSE; PrimeGrid
n = 1887580 568223 digits Feb 2024 Mario Lein; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8567
max n: 2.373.354
n = 11 8 digits
n = 43 17 digits
n = 55 21 digits
n = 1423 433 digits
n = 13451 4054 digits
n = 330175 99397 digits
n = 873655 263001 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1576307 474520 digits Mar 2020 Adrian Schori; PSieve; srsieve; PrimeGrid; LLR
k: 8569
max n: 2.373.153
n = 6 6 digits
n = 14 9 digits
n = 86 30 digits
n = 582 180 digits
n = 670 206 digits
n = 834 255 digits
n = 838 257 digits
n = 1458 443 digits
n = 1918 582 digits
n = 4866 1469 digits 1993 Jeffrey Young
n = 4942 1492 digits 1993 Jeffrey Young
n = 8238 2484 digits
n = 11070 3337 digits
n = 17502 5273 digits
n = 18434 5554 digits
n = 23394 7047 digits
n = 28422 8560 digits
n = 29406 8857 digits
n = 62746 18893 digits
n = 80386 24203 digits
n = 99374 29919 digits
n = 121666 36630 digits
n = 123394 37150 digits
n = 172146 51826 digits
n = 295854 89065 digits
n = 299738 90235 digits
n = 312794 94165 digits
n = 332206 100008 digits Apr 2012 PPSE; PrimeGrid
n = 348802 105004 digits Apr 2012 Adrian Schori; PPSE; PrimeGrid
n = 751554 226245 digits Feb 2012 Jon Goral; PSieve; srsieve; PrimeGrid; LLR
n = 1008470 303584 digits Oct 2012 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 8571
max n: 2.372.887
n = 12 8 digits
n = 17 10 digits
n = 20 10 digits
n = 23 11 digits
n = 35 15 digits
n = 45 18 digits
n = 47 19 digits
n = 59 22 digits
n = 93 32 digits
n = 147 49 digits
n = 453 141 digits
n = 528 163 digits
n = 545 168 digits
n = 1095 334 digits
n = 1193 364 digits
n = 1788 543 digits
n = 2477 750 digits
n = 3135 948 digits
n = 3333 1008 digits 1993 Jeffrey Young
n = 3503 1059 digits 1993 Jeffrey Young
n = 3939 1190 digits 1993 Jeffrey Young
n = 4505 1361 digits 1993 Jeffrey Young
n = 5339 1612 digits
n = 22167 6677 digits
n = 24080 7253 digits
n = 31257 9414 digits
n = 41913 12622 digits Jun 1999 Tadashi Taura; Proth
n = 82613 24873 digits
n = 149243 44931 digits
n = 154875 46626 digits
n = 188948 56883 digits
n = 257993 77668 digits
n = 714479 215084 digits Nov 2011 Ryan English; PSieve; srsieve; PrimeGrid; LLR
n = 814257 245120 digits Mar 2012 Gil Emery; PSieve; srsieve; PrimeGrid; LLR
n = 1381247 415801 digits Feb 2016 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
k: 8573
max n: 2.373.405
n = 165 54 digits
n = 261 83 digits
k: 8575
max n: 2.372.547
n = 2 5 digits
n = 4 6 digits
n = 8 7 digits
n = 14 9 digits
n = 22 11 digits
n = 28 13 digits
n = 34 15 digits
n = 44 18 digits
n = 72 26 digits
n = 172 56 digits
n = 178 58 digits
n = 424 132 digits
n = 472 147 digits
n = 508 157 digits
n = 612 189 digits
n = 720 221 digits
n = 872 267 digits
n = 4118 1244 digits 1993 Jeffrey Young
n = 11164 3365 digits
n = 13884 4184 digits
n = 19302 5815 digits
n = 44304 13341 digits
n = 44838 13502 digits
n = 55764 16791 digits
n = 91922 27676 digits
n = 121544 36593 digits
n = 265418 79903 digits
n = 453802 136612 digits May 2009 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 555132 167116 digits Oct 2010 David Pyke; PSieve; srsieve; PrimeGrid; LLR
n = 579538 174463 digits Nov 2010 Pablo Marin; PSieve; srsieve; PrimeGrid; LLR
n = 656682 197685 digits Mar 2011 Ikumi Yuki; PSieve; srsieve; PrimeGrid; LLR
n = 697378 209936 digits Sep 2011 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 1034892 311538 digits Jan 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1714208 516032 digits Oct 2022 Dr. James Scott Brown; PPSE; PrimeGrid
n = 2022324 608785 digits Dec 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 3361798 1012006 digits Apr 2021 Wolfgang Schwieger; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8577
max n: 2.372.785
n = 14 9 digits
n = 30 13 digits
n = 34 15 digits
n = 59 22 digits
n = 66 24 digits
n = 86 30 digits
n = 90 32 digits
n = 103 35 digits
n = 196 63 digits
n = 683 210 digits
n = 779 239 digits
n = 1078 329 digits
n = 1166 355 digits
n = 1763 535 digits
n = 2030 616 digits
n = 2174 659 digits
n = 3744 1131 digits 1993 Jeffrey Young
n = 4050 1224 digits 1993 Jeffrey Young
n = 5526 1668 digits
n = 5855 1767 digits
n = 6055 1827 digits
n = 6723 2028 digits
n = 18570 5595 digits
n = 20083 6050 digits
n = 27000 8132 digits Apr 1998 Robert Prethaler; Proth
n = 32754 9864 digits
n = 46470 13993 digits
n = 52218 15724 digits
n = 81103 24419 digits
n = 160631 48359 digits
n = 250859 75521 digits
n = 319319 96129 digits
n = 357135 107513 digits May 2012 David Yost; PPSE; PrimeGrid
n = 499939 150501 digits May 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 661248 199060 digits Apr 2011 Patrick Schöfer; PSieve; srsieve; PrimeGrid; LLR
n = 1140339 343281 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1239675 373184 digits Feb 2014 Mark Henderson; PSieve; srsieve; PrimeGrid; LLR
n = 1629684 490588 digits Feb 2021 Andrei Piaive; PSieve; srsieve; PrimeGrid; LLR
n = 1913623 576062 digits Feb 2024 PPSE; PrimeGrid
n = 2188766 658889 digits Feb 2025 David Bestor; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8579
max n: 2.372.918
n = 1 5 digits
n = 3 5 digits
n = 5 6 digits
n = 11 8 digits
n = 15 9 digits
n = 25 12 digits
n = 63 23 digits
n = 83 29 digits
n = 125 42 digits
n = 133 44 digits
n = 183 60 digits
n = 203 66 digits
n = 219 70 digits
n = 243 78 digits
n = 405 126 digits
n = 411 128 digits
n = 415 129 digits
n = 593 183 digits
n = 599 185 digits
n = 633 195 digits
n = 639 197 digits
n = 689 212 digits
n = 721 221 digits
n = 933 285 digits
n = 993 303 digits
n = 1015 310 digits
n = 1115 340 digits
n = 1119 341 digits
n = 1279 389 digits
n = 1639 498 digits
n = 2055 623 digits
n = 3351 1013 digits 1993 Jeffrey Young
n = 3485 1054 digits 1993 Jeffrey Young
n = 11089 3343 digits
n = 12825 3865 digits
n = 13393 4036 digits
n = 13751 4144 digits
n = 16275 4904 digits
n = 16583 4996 digits
n = 18771 5655 digits
n = 34259 10317 digits
n = 47241 14225 digits
n = 54935 16542 digits
n = 92673 27902 digits
n = 129023 38844 digits
n = 144459 43491 digits
n = 161791 48708 digits
n = 215295 64815 digits
n = 230383 69357 digits
n = 281709 84807 digits
n = 311511 93779 digits
n = 488781 147142 digits Feb 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 777333 234005 digits Feb 2012 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 1411193 424816 digits Jun 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1544085 464820 digits Aug 2019 Bryan Little; PSieve; srsieve; PrimeGrid; LLR
n = 1641265 494074 digits Jul 2021 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1666991 501819 digits Feb 2022 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1711603 515248 digits Oct 2022 Edward McKernan; PPSE; PrimeGrid
n = 1718921 517451 digits Nov 2022 Gary Bauer; PPSE; PrimeGrid
n = 1768795 532465 digits Nov 2023 Vaughan Davies; PPSE; PrimeGrid
n = 2179439 656081 digits Feb 2025 Daniel Thonon; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8581
max n: 2.373.376
n = 8 7 digits
n = 16 9 digits
n = 40 16 digits
n = 68 25 digits
n = 80 29 digits
n = 208 67 digits
n = 668 206 digits
n = 680 209 digits
n = 1252 381 digits
n = 1544 469 digits
n = 3712 1122 digits 1993 Jeffrey Young
n = 4492 1357 digits 1993 Jeffrey Young
n = 82352 24795 digits
n = 185908 55968 digits
n = 666692 200699 digits Apr 2011 Kingsley Jarrett; PSieve; srsieve; PrimeGrid; LLR
n = 1231084 370598 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 8583
max n: 2.372.844
n = 1 5 digits
n = 6 6 digits
n = 12 8 digits
n = 16 9 digits
n = 24 12 digits
n = 25 12 digits
n = 34 15 digits
n = 40 16 digits
n = 46 18 digits
n = 65 24 digits
n = 85 30 digits
n = 161 53 digits
n = 166 54 digits
n = 209 67 digits
n = 232 74 digits
n = 240 77 digits
n = 310 98 digits
n = 726 223 digits
n = 1074 328 digits
n = 1242 378 digits
n = 1504 457 digits
n = 1521 462 digits
n = 3120 944 digits
n = 3256 985 digits
n = 11976 3610 digits
n = 15466 4660 digits
n = 19066 5744 digits
n = 21645 6520 digits Oct 1996 Patrick Demichel
n = 21912 6601 digits
n = 22261 6706 digits
n = 24970 7521 digits
n = 31656 9534 digits
n = 36364 10951 digits
n = 44169 13301 digits
n = 60250 18141 digits Jun 1999 Tadashi Taura; Proth
n = 77320 23280 digits
n = 83261 25068 digits
n = 84741 25514 digits
n = 87969 26486 digits
n = 91246 27472 digits
n = 97840 29457 digits
n = 116321 35021 digits
n = 129226 38905 digits
n = 142665 42951 digits
n = 158994 47866 digits
n = 181249 54566 digits
n = 187050 56312 digits
n = 207309 62411 digits
n = 270490 81430 digits
n = 416122 125270 digits Oct 2012 James Boerner; PPSE; PrimeGrid
n = 667340 200894 digits Apr 2011 Brett Melvold; PSieve; srsieve; PrimeGrid; LLR
n = 728754 219381 digits Feb 2012 Gus Obermeyer; PSieve; srsieve; PrimeGrid; LLR
n = 1104546 332506 digits Jul 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1852445 557646 digits Jan 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2281834 686905 digits May 2025 Tsz Lok Cheng; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8585
max n: 2.373.316
n = 15 9 digits
n = 35 15 digits
n = 245 78 digits
n = 485 150 digits
n = 497 154 digits
n = 803 246 digits
n = 13047 3932 digits
n = 30053 9051 digits
n = 61193 18425 digits
n = 157565 47436 digits
n = 186653 56193 digits
n = 421527 126897 digits Nov 2012 PPSE; PrimeGrid
n = 652503 196427 digits Mar 2011 Dirk Dhuyvetters; PSieve; srsieve; PrimeGrid; LLR
n = 1623903 488848 digits Feb 2021 Greg Miller; PSieve; srsieve; PrimeGrid; LLR
k: 8587
max n: 2.373.275
n = 4 6 digits
n = 6 6 digits
n = 16 9 digits
n = 42 17 digits
n = 46 18 digits
n = 312 98 digits
n = 322 101 digits
n = 484 150 digits
n = 1726 524 digits
n = 3660 1106 digits 1993 Jeffrey Young
n = 7422 2239 digits
n = 9480 2858 digits
n = 13186 3974 digits
n = 14236 4290 digits
n = 67290 20261 digits
n = 141160 42498 digits
n = 209040 62932 digits
n = 780150 234853 digits Feb 2012 Lucas Koepke; PSieve; srsieve; PrimeGrid; LLR
n = 1086780 327158 digits May 2013 Jim Lester; PSieve; srsieve; PrimeGrid; LLR
n = 1466326 441413 digits Feb 2018 Roman Voskoboynikov; PSieve; srsieve; PrimeGrid; LLR
k: 8589
max n: 2.372.389
n = 3 5 digits
n = 7 7 digits
n = 33 14 digits
n = 43 17 digits
n = 54 21 digits
n = 57 22 digits
n = 91 32 digits
n = 110 38 digits
n = 173 57 digits
n = 245 78 digits
n = 253 81 digits
n = 267 85 digits
n = 475 147 digits
n = 511 158 digits
n = 525 162 digits
n = 717 220 digits
n = 2093 634 digits
n = 2755 834 digits
n = 3675 1111 digits 1993 Jeffrey Young
n = 4475 1352 digits 1993 Jeffrey Young
n = 5237 1581 digits
n = 6294 1899 digits
n = 7585 2288 digits
n = 9311 2807 digits
n = 9377 2827 digits
n = 10537 3176 digits
n = 10567 3185 digits
n = 14335 4320 digits
n = 16437 4952 digits
n = 17198 5182 digits
n = 17790 5360 digits
n = 20923 6303 digits
n = 22271 6709 digits
n = 23703 7140 digits
n = 98225 29573 digits
n = 107763 32444 digits
n = 112147 33764 digits
n = 130223 39205 digits
n = 203487 61260 digits
n = 252637 76056 digits
n = 453891 136639 digits May 2009 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 478725 144115 digits Nov 2009 Martin Siegrist; srsieve; PrimeGrid; LLR
n = 726927 218831 digits Feb 2012 Daniel Hagerty; PSieve; srsieve; PrimeGrid; LLR
n = 1065473 320744 digits May 2013 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1225637 368958 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1460366 439618 digits Oct 2017 Radoslaw Szymeczko; PSieve; srsieve; PrimeGrid; LLR
n = 2269577 683215 digits Apr 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8591
max n: 2.372.712
n = 1 5 digits
n = 3 5 digits
n = 7 7 digits
n = 29 13 digits
n = 51 20 digits
n = 65 24 digits
n = 81 29 digits
n = 109 37 digits
n = 149 49 digits
n = 225 72 digits
n = 253 81 digits
n = 463 144 digits
n = 559 173 digits
n = 613 189 digits
n = 1065 325 digits
n = 1155 352 digits
n = 1185 361 digits
n = 1333 406 digits
n = 1577 479 digits
n = 1587 482 digits
n = 1939 588 digits
n = 4281 1293 digits 1993 Jeffrey Young
n = 4491 1356 digits 1993 Jeffrey Young
n = 5347 1614 digits
n = 5775 1743 digits
n = 6089 1837 digits
n = 6463 1950 digits
n = 6663 2010 digits Mar 1996 Patrick Demichel
n = 8035 2423 digits
n = 9981 3009 digits
n = 17833 5373 digits
n = 20465 6165 digits
n = 103435 31141 digits
n = 106289 32001 digits
n = 119743 36051 digits
n = 203023 61120 digits
n = 204103 61446 digits
n = 223927 67413 digits
n = 561139 168924 digits Oct 2010 Steven Harvey; PSieve; srsieve; PrimeGrid; LLR
n = 597745 179944 digits Dec 2010 Mike Parker; PSieve; srsieve; PrimeGrid; LLR
n = 717285 215929 digits Nov 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1092369 328840 digits Jun 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1162609 349985 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1504557 452921 digits Nov 2018 Frederik Schiøler; PSieve; srsieve; PrimeGrid; LLR
n = 1590081 478667 digits Sep 2020 Glenn Hall; PSieve; srsieve; PrimeGrid; LLR
n = 1687003 507843 digits Apr 2022 Benjamin Lynch; PPSE; PrimeGrid
k: 8593
max n: 2.372.637
n = 10 7 digits
n = 16 9 digits
n = 68 25 digits
n = 70 26 digits
n = 80 29 digits
n = 92 32 digits
n = 108 37 digits
n = 132 44 digits
n = 180 59 digits
n = 208 67 digits
n = 258 82 digits
n = 286 91 digits
n = 386 121 digits
n = 968 296 digits
n = 1230 375 digits
n = 1592 484 digits
n = 2150 652 digits
n = 2376 720 digits
n = 2708 820 digits
n = 2850 862 digits
n = 10340 3117 digits
n = 12858 3875 digits
n = 14170 4270 digits
n = 18016 5428 digits
n = 19412 5848 digits
n = 33810 10182 digits
n = 43718 13165 digits
n = 53086 15985 digits
n = 68122 20511 digits
n = 83358 25098 digits
n = 107046 32228 digits
n = 213152 64170 digits
n = 458696 138086 digits Jun 2009 Patrick Keller; srsieve; PrimeGrid; LLR
n = 595052 179133 digits Dec 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 689526 207572 digits Aug 2011 Herbert Schmitz Porten; PSieve; srsieve; PrimeGrid; LLR
n = 756860 227842 digits Feb 2012 Chris Groner; PSieve; srsieve; PrimeGrid; LLR
n = 1225272 368848 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1420088 427494 digits Aug 2016 Jonathan Champ; PSieve; srsieve; PrimeGrid; LLR
n = 1534102 461815 digits Mar 2019 Wolfram Glatte; PSieve; srsieve; PrimeGrid; LLR
n = 1753500 527861 digits Jul 2023 Pete Allivato; PPSE; PrimeGrid
n = 1822100 548511 digits Jan 2024 Davide Bressani; PPSE; PrimeGrid
k: 8595
max n: 2.372.496
n = 1 5 digits
n = 2 5 digits
n = 7 7 digits
n = 8 7 digits
n = 14 9 digits
n = 16 9 digits
n = 19 10 digits
n = 34 15 digits
n = 40 16 digits
n = 50 19 digits
n = 52 20 digits
n = 55 21 digits
n = 56 21 digits
n = 58 22 digits
n = 59 22 digits
n = 112 38 digits
n = 169 55 digits
n = 301 95 digits
n = 328 103 digits
n = 349 109 digits
n = 475 147 digits
n = 628 193 digits
n = 671 206 digits
n = 766 235 digits
n = 787 241 digits
n = 818 251 digits
n = 1691 513 digits
n = 2990 905 digits
n = 4310 1302 digits 1993 Jeffrey Young
n = 4727 1427 digits 1993 Jeffrey Young
n = 4924 1487 digits 1993 Jeffrey Young
n = 5290 1597 digits
n = 5584 1685 digits
n = 6695 2020 digits Mar 1996 Patrick Demichel
n = 9940 2997 digits
n = 11167 3366 digits
n = 14476 4362 digits
n = 16849 5076 digits
n = 19459 5862 digits
n = 20291 6113 digits
n = 22009 6630 digits
n = 24214 7294 digits
n = 24805 7471 digits
n = 25246 7604 digits
n = 30808 9279 digits
n = 33122 9975 digits
n = 34324 10337 digits
n = 42290 12735 digits
n = 44350 13355 digits
n = 75170 22633 digits
n = 75835 22833 digits
n = 83269 25071 digits
n = 85054 25608 digits
n = 97066 29224 digits
n = 97549 29370 digits
n = 108350 32621 digits
n = 110881 33383 digits
n = 216047 65041 digits
n = 243062 73173 digits
n = 381539 114859 digits Mar 2009 Honza Cholt; srsieve; PrimeGrid; LLR
n = 398750 120040 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 888301 267410 digits May 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 912178 274597 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 942590 283752 digits Jul 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 966034 290810 digits Aug 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1015898 305820 digits Oct 2012 Nikolay Saharov; PSieve; srsieve; PrimeGrid; LLR
n = 1112918 335026 digits Jul 2013 Jedidiah OBrien; PSieve; srsieve; PrimeGrid; LLR
n = 1161782 349736 digits Oct 2013 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1274054 383533 digits May 2014 Richard Cervelle; PSieve; srsieve; PrimeGrid; LLR
n = 1302472 392088 digits Feb 2015 Tod Slakans; PSieve; srsieve; PrimeGrid; LLR
n = 1312292 395044 digits Feb 2015 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1358569 408974 digits Sep 2015 Erik Veit; PSieve; srsieve; PrimeGrid; LLR
n = 1487299 447726 digits Mar 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1631362 491093 digits Feb 2021 Frank Matillek; PSieve; srsieve; PrimeGrid; LLR
n = 1785181 537397 digits Dec 2023 Kai Presler; PPSE; PrimeGrid
n = 3330649 1002630 digits Feb 2020 Detlef Lexut; PSieve; srsieve; PrimeGrid; LLR
k: 8597
max n: 2.373.098
n = 3 5 digits
n = 31 14 digits
n = 35 15 digits
n = 139 46 digits
n = 143 47 digits
n = 195 63 digits
n = 203 66 digits
n = 219 70 digits
n = 283 90 digits
n = 387 121 digits
n = 419 131 digits
n = 519 161 digits
n = 535 165 digits
n = 751 231 digits
n = 1139 347 digits
n = 1191 363 digits
n = 1239 377 digits
n = 1491 453 digits
n = 1939 588 digits
n = 4139 1250 digits 1993 Jeffrey Young
n = 6843 2064 digits
n = 8995 2712 digits
n = 10491 3163 digits
n = 19551 5890 digits
n = 23255 7005 digits
n = 40347 12150 digits
n = 43047 12963 digits
n = 61199 18427 digits
n = 71159 21425 digits
n = 151203 45521 digits
n = 188739 56821 digits
n = 221699 66742 digits
n = 260567 78443 digits
n = 373367 112399 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 494159 148761 digits
n = 548411 165093 digits
n = 731495 220206 digits Feb 2012 Ardo van Rangelrooij; PSieve; srsieve; PrimeGrid; LLR
n = 2009475 604917 digits Nov 2024 Robert Coplin; PPSE; PrimeGrid
k: 8599
max n: 2.373.257
n = 6 6 digits
n = 18 10 digits
n = 26 12 digits
n = 30 13 digits
n = 578 178 digits
n = 818 251 digits
n = 846 259 digits
n = 2426 735 digits
n = 97890 29472 digits
n = 771566 232269 digits Feb 2012 Richer Yang; PSieve; srsieve; PrimeGrid; LLR
n = 1262070 379925 digits Apr 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 8601
max n: 2.373.457
n = 1 5 digits
n = 9 7 digits
n = 12 8 digits
n = 19 10 digits
n = 57 22 digits
n = 79 28 digits
n = 177 58 digits
n = 415 129 digits
n = 708 218 digits
n = 1693 514 digits
n = 3469 1049 digits 1993 Jeffrey Young
n = 9241 2786 digits
n = 17769 5353 digits Jul 1996 Patrick Demichel
n = 20997 6325 digits
n = 44169 13301 digits
n = 61807 18610 digits
n = 91044 27411 digits
n = 92493 27848 digits
n = 94761 28530 digits
n = 106932 32194 digits
n = 308617 92907 digits
n = 593532 178675 digits Dec 2010 Bart Meulemans; PSieve; srsieve; PrimeGrid; LLR
n = 1197844 360591 digits Nov 2013 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 2138397 643726 digits Jan 2025 Yifei Gao; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8603
max n: 2.372.980
n = 1 5 digits
n = 9 7 digits
n = 49 19 digits
n = 81 29 digits
n = 109 37 digits
n = 197 64 digits
n = 273 87 digits
n = 653 201 digits
n = 1117 341 digits
n = 1521 462 digits
n = 7717 2327 digits May 1996 Patrick Demichel
n = 16117 4856 digits
n = 16429 4950 digits
n = 33753 10165 digits
n = 47393 14271 digits
n = 48701 14665 digits
n = 204017 61420 digits
n = 493313 148506 digits Mar 2010 Tom Philippart; PSieve; srsieve; PrimeGrid; LLR
n = 876693 263915 digits May 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1175237 353786 digits Oct 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
k: 8605
max n: 2.371.975
n = 2 5 digits
n = 6 6 digits
n = 18 10 digits
n = 20 10 digits
n = 22 11 digits
n = 34 15 digits
n = 40 16 digits
n = 42 17 digits
n = 62 23 digits
n = 66 24 digits
n = 100 35 digits
n = 106 36 digits
n = 128 43 digits
n = 130 44 digits
n = 160 53 digits
n = 230 74 digits
n = 236 75 digits
n = 260 83 digits
n = 272 86 digits
n = 342 107 digits
n = 530 164 digits
n = 560 173 digits
n = 700 215 digits
n = 706 217 digits
n = 800 245 digits
n = 1478 449 digits
n = 1576 479 digits
n = 1892 574 digits
n = 2492 755 digits
n = 2694 815 digits
n = 2776 840 digits
n = 2978 901 digits
n = 3736 1129 digits 1993 Jeffrey Young
n = 3976 1201 digits 1993 Jeffrey Young
n = 5302 1600 digits
n = 6706 2023 digits Mar 1996 Patrick Demichel
n = 9978 3008 digits
n = 10498 3165 digits
n = 15222 4587 digits
n = 15470 4661 digits
n = 22898 6897 digits
n = 31066 9356 digits
n = 54272 16342 digits
n = 98598 29685 digits
n = 118000 35526 digits
n = 123094 37059 digits
n = 144418 43479 digits
n = 147730 44476 digits
n = 167528 50435 digits
n = 181542 54654 digits
n = 222398 66953 digits
n = 364386 109696 digits May 2012 PPSE; PrimeGrid
n = 490822 147757 digits Feb 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 573166 172545 digits Nov 2010 John T Marshall; PSieve; srsieve; PrimeGrid; LLR
n = 630496 189803 digits Feb 2011 Peter Verstappen; PSieve; srsieve; PrimeGrid; LLR
n = 633626 190745 digits Feb 2011 Gary Craig; PSieve; srsieve; PrimeGrid; LLR
n = 664194 199947 digits Apr 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 780886 235075 digits Feb 2012 Dave Sunderland; PSieve; srsieve; PrimeGrid; LLR
n = 944648 284372 digits Jul 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1051286 316473 digits May 2013 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 1153052 347108 digits Sep 2013 Brad Johnston; PSieve; srsieve; PrimeGrid; LLR
n = 1294532 389697 digits Sep 2014 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1358578 408977 digits Sep 2015 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1607716 483975 digits Oct 2020 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1777076 534958 digits Nov 2023 Vaughan Davies; PPSE; PrimeGrid
n = 3469570 1044449 digits May 2023 Ian Johns; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8607
max n: 2.373.098
n = 2 5 digits
n = 4 6 digits
n = 7 7 digits
n = 8 7 digits
n = 10 7 digits
n = 12 8 digits
n = 20 10 digits
n = 43 17 digits
n = 67 25 digits
n = 94 33 digits
n = 108 37 digits
n = 119 40 digits
n = 160 53 digits
n = 187 61 digits
n = 240 77 digits
n = 267 85 digits
n = 392 122 digits
n = 454 141 digits
n = 552 171 digits
n = 648 200 digits
n = 770 236 digits
n = 783 240 digits
n = 1203 367 digits
n = 1252 381 digits
n = 1639 498 digits
n = 2440 739 digits
n = 2448 741 digits
n = 2983 902 digits
n = 4203 1270 digits 1993 Jeffrey Young
n = 4208 1271 digits 1993 Jeffrey Young
n = 5828 1759 digits
n = 6864 2071 digits
n = 6964 2101 digits
n = 7143 2155 digits
n = 9830 2964 digits
n = 10487 3161 digits
n = 14923 4497 digits
n = 24316 7324 digits
n = 28730 8653 digits
n = 31435 9467 digits
n = 38366 11554 digits
n = 45880 13816 digits
n = 48782 14689 digits
n = 51543 15520 digits
n = 59624 17953 digits
n = 67428 20302 digits
n = 76562 23052 digits
n = 126540 38097 digits
n = 134159 40390 digits
n = 159276 47951 digits
n = 160028 48178 digits
n = 254087 76492 digits
n = 314162 94577 digits
n = 390974 117699 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 416787 125470 digits Oct 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 448639 135058 digits Jan 2013 Adrian Schori; PPSE; PrimeGrid
n = 482494 145250 digits Dec 2009 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1470646 442713 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 2177388 655464 digits Feb 2025 David Bestor; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2223986 669491 digits Feb 2025 Zack Friedrichsen; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2288867 689022 digits Jun 2025 Kai Presler; PPSE; PrimeGrid
k: 8609
max n: 2.372.712
n = 5 6 digits
n = 19 10 digits
n = 41 17 digits
n = 103 35 digits
n = 281 89 digits
n = 325 102 digits
n = 365 114 digits
n = 383 120 digits
n = 839 257 digits
n = 949 290 digits
n = 2101 637 digits
n = 2501 757 digits
n = 2765 837 digits
n = 4265 1288 digits 1993 Jeffrey Young
n = 4549 1374 digits 1993 Jeffrey Young
n = 7897 2382 digits
n = 10427 3143 digits
n = 16007 4823 digits
n = 25495 7679 digits
n = 62821 18915 digits
n = 75443 22715 digits
n = 101497 30558 digits
n = 158527 47726 digits
n = 265007 79779 digits
n = 319685 96239 digits
n = 917383 276164 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1052473 316830 digits May 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1474027 443731 digits Feb 2018 Daniel Frużyński; PSieve; srsieve; PrimeGrid; LLR
n = 1516265 456446 digits Feb 2019 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1638275 493174 digits May 2021 Lleyton Joseph; PSieve; srsieve; PrimeGrid; LLR
n = 1819003 547579 digits Jan 2024 Nick Merrylees; PPSE; PrimeGrid
n = 1923389 579002 digits Mar 2024 Benoit Da Mota; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8611
max n: 2.372.475
n = 4 6 digits
n = 20 10 digits
n = 28 13 digits
n = 56 21 digits
n = 92 32 digits
n = 268 85 digits
n = 384 120 digits
n = 520 161 digits
n = 1220 372 digits
n = 2016 611 digits
n = 3484 1053 digits 1993 Jeffrey Young
n = 4436 1340 digits 1993 Jeffrey Young
n = 6524 1968 digits
n = 9564 2883 digits
n = 25584 7706 digits
n = 30808 9279 digits
n = 33664 10138 digits
n = 44284 13335 digits
n = 59092 17793 digits
n = 169456 51016 digits
n = 307964 92711 digits
n = 336624 101338 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 457804 137817 digits Jun 2009 Gerrit Slomma; srsieve; PrimeGrid; LLR
n = 499820 150465 digits May 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 505800 152265 digits May 2010 Alan J Hidy; PSieve; srsieve; PrimeGrid; LLR
n = 987244 297194 digits Sep 2012 Michael Millerick; PSieve; srsieve; PrimeGrid; LLR
n = 3407516 1025769 digits Feb 2022 Eric Nietering; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8613
max n: 2.372.680
n = 6 6 digits
n = 8 7 digits
n = 30 13 digits
n = 38 16 digits
n = 44 18 digits
n = 66 24 digits
n = 80 29 digits
n = 140 47 digits
n = 308 97 digits
n = 329 103 digits
n = 444 138 digits
n = 458 142 digits
n = 590 182 digits
n = 744 228 digits
n = 806 247 digits
n = 1142 348 digits
n = 1289 392 digits
n = 2946 891 digits
n = 3936 1189 digits 1993 Jeffrey Young
n = 4109 1241 digits 1993 Jeffrey Young
n = 10001 3015 digits Aug 1997 R. Eager; Proth
n = 10049 3029 digits
n = 10754 3242 digits
n = 11894 3585 digits
n = 13416 4043 digits
n = 18044 5436 digits
n = 24110 7262 digits
n = 27986 8429 digits
n = 36080 10866 digits
n = 75677 22785 digits
n = 90452 27233 digits
n = 95322 28699 digits
n = 138302 41637 digits
n = 141629 42639 digits
n = 144416 43478 digits
n = 158657 47765 digits
n = 168212 50641 digits
n = 422520 127196 digits Nov 2012 Nikolaos Derziotis; PPSE; PrimeGrid
n = 422634 127230 digits Nov 2012 Gary Harris; PPSE; PrimeGrid
n = 718725 216362 digits Nov 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1406280 423337 digits May 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1552704 467415 digits Dec 2019 Edward McKernan; PSieve; srsieve; PrimeGrid; LLR
n = 1734918 522267 digits Mar 2023 Bill Michael; PPSE; PrimeGrid
n = 2298920 692048 digits Aug 2025 David Perek; PPSE; PrimeGrid
n = 2324276 699681 digits Nov 2025 Brian Parsonnet; PPSE; PrimeGrid
k: 8615
max n: 2.372.880
n = 1 5 digits
n = 7 7 digits
n = 19 10 digits
n = 27 13 digits
n = 31 14 digits
n = 61 23 digits
n = 67 25 digits
n = 75 27 digits
n = 273 87 digits
n = 277 88 digits
n = 445 138 digits
n = 499 155 digits
n = 565 175 digits
n = 747 229 digits
n = 2511 760 digits
n = 3591 1085 digits 1993 Jeffrey Young
n = 5179 1563 digits
n = 5329 1609 digits
n = 5767 1740 digits
n = 6127 1849 digits
n = 8859 2671 digits
n = 9933 2995 digits
n = 10119 3051 digits
n = 17725 5340 digits
n = 36007 10844 digits
n = 40069 12066 digits
n = 42231 12717 digits
n = 54565 16430 digits
n = 83779 25224 digits
n = 83931 25270 digits
n = 96517 29059 digits
n = 102951 30996 digits
n = 168901 50849 digits
n = 270741 81506 digits
n = 271149 81628 digits
n = 362905 109250 digits Feb 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 374695 112799 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 426301 128334 digits Nov 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 1019175 306807 digits Oct 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1152013 346795 digits Sep 2013 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1687309 507935 digits Apr 2022 Michael Millerick; PPSE; PrimeGrid
n = 1760655 530014 digits Aug 2023 Sanghyeok Lee; PPSE; PrimeGrid
n = 3386181 1019346 digits Dec 2021 Fabio Moreira; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3424231 1030801 digits Jun 2022 Seonghwan Kim; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8617
max n: 2.373.374
n = 2 5 digits
n = 4 6 digits
n = 6 6 digits
n = 14 9 digits
n = 24 12 digits
n = 36 15 digits
n = 58 22 digits
n = 174 57 digits
n = 198 64 digits
n = 368 115 digits
n = 396 124 digits
n = 1128 344 digits
n = 1344 409 digits
n = 2586 783 digits
n = 3182 962 digits
n = 3974 1201 digits 1993 Jeffrey Young
n = 8256 2490 digits
n = 9122 2750 digits
n = 92882 27965 digits
n = 115384 34738 digits
n = 137204 41307 digits
n = 256872 77331 digits
n = 441314 132853 digits Dec 2012 Tarmo Ilves; PPSE; PrimeGrid
n = 471046 141803 digits Oct 2009 Willy de Zutter; srsieve; PrimeGrid; LLR
n = 556626 167566 digits Oct 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 595694 179326 digits Dec 2010 Frank Schneider; PSieve; srsieve; PrimeGrid; LLR
n = 1244202 374547 digits Feb 2014 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 1569852 472577 digits Feb 2020 Dan Lawson; PSieve; srsieve; PrimeGrid; LLR
n = 1950518 587169 digits Apr 2024 Yegor Ryabchikov; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2252504 678076 digits Mar 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8619
max n: 2.372.926
n = 1 5 digits
n = 10 7 digits
n = 11 8 digits
n = 29 13 digits
n = 34 15 digits
n = 37 16 digits
n = 39 16 digits
n = 89 31 digits
n = 118 40 digits
n = 127 43 digits
n = 149 49 digits
n = 170 56 digits
n = 171 56 digits
n = 181 59 digits
n = 183 60 digits
n = 187 61 digits
n = 199 64 digits
n = 227 73 digits
n = 279 88 digits
n = 314 99 digits
n = 407 127 digits
n = 418 130 digits
n = 489 152 digits
n = 491 152 digits
n = 494 153 digits
n = 527 163 digits
n = 571 176 digits
n = 733 225 digits
n = 770 236 digits
n = 901 276 digits
n = 1049 320 digits
n = 1610 489 digits
n = 1638 498 digits
n = 2471 748 digits
n = 3430 1037 digits 1993 Jeffrey Young
n = 3789 1145 digits 1993 Jeffrey Young
n = 3971 1200 digits 1993 Jeffrey Young
n = 4162 1257 digits 1993 Jeffrey Young
n = 6543 1974 digits
n = 7661 2311 digits
n = 7993 2411 digits
n = 8365 2523 digits
n = 8629 2602 digits May 1996 Patrick Demichel
n = 9573 2886 digits
n = 9965 3004 digits
n = 13269 3999 digits
n = 14105 4250 digits
n = 15958 4808 digits
n = 16418 4947 digits
n = 17123 5159 digits
n = 19797 5964 digits
n = 21769 6558 digits
n = 22843 6881 digits 1996 Patrick Demichel
n = 25777 7764 digits
n = 25829 7780 digits
n = 27121 8169 digits
n = 33590 10116 digits
n = 37327 11241 digits
n = 54685 16466 digits
n = 57783 17399 digits
n = 68590 20652 digits
n = 69245 20849 digits
n = 77007 23186 digits
n = 79109 23819 digits
n = 79358 23894 digits
n = 95258 28680 digits
n = 96383 29019 digits
n = 147190 44313 digits
n = 171607 51663 digits
n = 260982 78568 digits
n = 284493 85645 digits
n = 286218 86165 digits
n = 305397 91938 digits
n = 337783 101687 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 339447 102188 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 382342 115101 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 494110 148746 digits
n = 564701 169996 digits Oct 2010 Chris Anderson; PSieve; srsieve; PrimeGrid; LLR
n = 644643 194061 digits Feb 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 796239 239696 digits Mar 2012 Darrell Hoffpauir; PSieve; srsieve; PrimeGrid; LLR
n = 859534 258750 digits May 2012 Sascha Thorsten Dietsch; PSieve; srsieve; PrimeGrid; LLR
n = 1034987 311567 digits Jan 2013 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1219829 367210 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1472043 443134 digits Feb 2018 Gene Howe; PSieve; srsieve; PrimeGrid; LLR
n = 2013539 606140 digits Nov 2024 Kai Presler; PPSE; PrimeGrid
n = 2083590 627228 digits Jan 2025 Thorsten Sambale; PPSE; PrimeGrid
n = 2243821 675462 digits Mar 2025 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3322774 1000259 digits Jul 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 8621
max n: 2.372.792
n = 7 7 digits
n = 13 8 digits
n = 21 11 digits
n = 33 14 digits
n = 37 16 digits
n = 49 19 digits
n = 63 23 digits
n = 73 26 digits
n = 79 28 digits
n = 117 40 digits
n = 191 62 digits
n = 333 105 digits
n = 885 271 digits
n = 903 276 digits
n = 1249 380 digits
n = 1309 398 digits
n = 1311 399 digits
n = 5847 1765 digits
n = 10223 3082 digits
n = 14927 4498 digits
n = 17757 5350 digits
n = 18409 5546 digits
n = 22497 6777 digits
n = 24153 7275 digits
n = 66957 20161 digits
n = 146799 44195 digits
n = 283551 85362 digits
n = 301237 90686 digits
n = 321997 96935 digits
n = 332113 99980 digits
n = 332721 100163 digits Apr 2012 Stefan Larsson; PPSE; PrimeGrid
n = 590319 177708 digits Dec 2010 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 770881 232063 digits Feb 2012 Arjan Thomas; PSieve; srsieve; PrimeGrid; LLR
n = 1296157 390187 digits Sep 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1490999 448840 digits May 2018 Brook Harste; PSieve; srsieve; PrimeGrid; LLR
n = 1970975 593327 digits Jun 2024 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2102183 632825 digits Jan 2025 Mark Williams; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8623
max n: 2.373.404
n = 8 7 digits
n = 94 33 digits
n = 368 115 digits
n = 1916 581 digits
n = 6046 1824 digits
n = 7268 2192 digits
n = 10412 3139 digits
n = 10964 3305 digits
n = 12214 3681 digits
n = 13502 4069 digits
n = 30872 9298 digits
n = 91628 27587 digits
n = 130174 39191 digits
n = 186518 56152 digits
n = 440486 132604 digits Dec 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 577678 173903 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 671326 202094 digits Jun 2011 Henrik Kleemann; PSieve; srsieve; PrimeGrid; LLR
n = 1051112 316421 digits May 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1188512 357782 digits Oct 2013 Shoji Yanagida; PSieve; srsieve; PrimeGrid; LLR
k: 8625
max n: 2.372.537
n = 2 5 digits
n = 3 5 digits
n = 6 6 digits
n = 10 7 digits
n = 14 9 digits
n = 39 16 digits
n = 40 16 digits
n = 42 17 digits
n = 43 17 digits
n = 44 18 digits
n = 50 19 digits
n = 51 20 digits
n = 70 26 digits
n = 76 27 digits
n = 79 28 digits
n = 84 30 digits
n = 131 44 digits
n = 148 49 digits
n = 161 53 digits
n = 224 72 digits
n = 262 83 digits
n = 292 92 digits
n = 302 95 digits
n = 447 139 digits
n = 462 144 digits
n = 490 152 digits
n = 604 186 digits
n = 638 196 digits
n = 704 216 digits
n = 729 224 digits
n = 806 247 digits
n = 876 268 digits
n = 1459 444 digits
n = 1833 556 digits
n = 2030 616 digits
n = 2162 655 digits
n = 2391 724 digits
n = 2671 808 digits
n = 2930 886 digits
n = 2950 892 digits
n = 3713 1122 digits 1993 Jeffrey Young
n = 5074 1532 digits
n = 5700 1720 digits
n = 6000 1811 digits
n = 6200 1871 digits
n = 7894 2381 digits
n = 8177 2466 digits May 1996 Patrick Demichel
n = 9119 2750 digits
n = 18519 5579 digits
n = 26566 8002 digits
n = 28038 8445 digits
n = 31791 9574 digits
n = 36502 10993 digits
n = 43130 12988 digits
n = 51874 15620 digits
n = 65259 19649 digits
n = 80464 24227 digits
n = 90272 27179 digits
n = 105324 31710 digits
n = 105420 31739 digits
n = 139332 41948 digits
n = 148798 44797 digits
n = 149186 44914 digits
n = 167368 50387 digits
n = 260451 78408 digits
n = 261969 78865 digits
n = 419366 126246 digits Oct 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 512288 154218 digits Jun 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 514097 154763 digits Jun 2010 Rodger M. Ewing; PSieve; srsieve; PrimeGrid; LLR
n = 607170 182781 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 636329 191559 digits Feb 2011 Wes Cure; PSieve; srsieve; PrimeGrid; LLR
n = 669680 201598 digits Apr 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 714977 215234 digits Nov 2011 Young Jae Park; PSieve; srsieve; PrimeGrid; LLR
n = 734730 221180 digits Feb 2012 Dennis Chi; PSieve; srsieve; PrimeGrid; LLR
n = 753760 226909 digits Feb 2012 Minki Li; PSieve; srsieve; PrimeGrid; LLR
n = 816871 245907 digits Apr 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 8627
max n: 2.373.251
n = 11 8 digits
n = 119 40 digits
n = 215 69 digits
n = 455 141 digits
n = 3743 1131 digits 1993 Jeffrey Young
n = 9659 2912 digits
n = 15623 4707 digits
n = 29591 8912 digits
n = 62699 18879 digits
k: 8629
max n: 2.372.793
n = 22 11 digits
n = 58 22 digits
n = 70 26 digits
n = 322 101 digits
n = 390 122 digits
n = 742 228 digits
n = 982 300 digits
n = 1350 411 digits
n = 2862 866 digits
n = 5970 1802 digits
n = 48810 14698 digits
n = 89262 26875 digits
n = 98658 29703 digits
n = 222690 67041 digits
n = 352554 106134 digits May 2012 David Yost; PPSE; PrimeGrid
n = 702618 211514 digits Sep 2011 Marcel Out; PSieve; srsieve; PrimeGrid; LLR
k: 8631
max n: 2.372.978
n = 7 7 digits
n = 9 7 digits
n = 13 8 digits
n = 16 9 digits
n = 19 10 digits
n = 23 11 digits
n = 41 17 digits
n = 57 22 digits
n = 97 34 digits
n = 99 34 digits
n = 107 37 digits
n = 112 38 digits
n = 357 112 digits
n = 375 117 digits
n = 589 182 digits
n = 616 190 digits
n = 1124 343 digits
n = 1665 506 digits
n = 2260 685 digits
n = 2977 901 digits
n = 3021 914 digits
n = 3823 1155 digits 1993 Jeffrey Young
n = 4576 1382 digits 1993 Jeffrey Young
n = 9655 2911 digits
n = 9787 2951 digits
n = 27320 8229 digits
n = 28492 8581 digits
n = 39187 11801 digits
n = 39227 11813 digits
n = 41013 12351 digits
n = 42853 12904 digits
n = 49035 14765 digits
n = 87987 26491 digits
n = 102443 30843 digits
n = 126236 38005 digits
n = 161789 48708 digits
n = 182529 54951 digits
n = 194381 58519 digits
n = 209804 63162 digits
n = 223943 67418 digits
n = 279416 84117 digits
n = 290593 87482 digits
n = 290805 87545 digits
n = 326673 98343 digits
n = 377920 113770 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 425307 128035 digits Nov 2012 Ronny Willig; PPSE; PrimeGrid
n = 493973 148705 digits Mar 2010 Randy Wilson; PSieve; srsieve; PrimeGrid; LLR
n = 693975 208912 digits Sep 2011 Steve McNeill; PSieve; srsieve; PrimeGrid; LLR
n = 751219 226144 digits Feb 2012 Petr Ruzicka; PSieve; srsieve; PrimeGrid; LLR
n = 782585 235586 digits Mar 2012 Arif Mert Kapicioglu; PSieve; srsieve; PrimeGrid; LLR
n = 1280181 385377 digits Jun 2014 Leo Janda; PSieve; srsieve; PrimeGrid; LLR
n = 1514885 456030 digits Feb 2019 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1594600 480027 digits Sep 2020 Alen Kecic; PSieve; srsieve; PrimeGrid; LLR
n = 1926464 579928 digits Mar 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1994489 600405 digits Sep 2024 Chad Steenerson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8633
max n: 2.372.832
n = 5 6 digits
n = 65 24 digits
n = 113 38 digits
n = 133 44 digits
n = 313 99 digits
n = 785 241 digits
n = 1473 448 digits
n = 4237 1280 digits 1993 Jeffrey Young
n = 16993 5120 digits
n = 19993 6023 digits
n = 20445 6159 digits
n = 29033 8744 digits
n = 52417 15784 digits
n = 162185 48827 digits
n = 332765 100177 digits Apr 2012 Sami Heikkila; PPSE; PrimeGrid
n = 345073 103882 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 370333 111486 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 1034105 311301 digits Jan 2013 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
k: 8635
max n: 2.373.309
n = 12 8 digits
n = 20 10 digits
n = 30 13 digits
n = 130 44 digits
n = 164 54 digits
n = 234 75 digits
n = 262 83 digits
n = 978 299 digits
n = 2158 654 digits
n = 3004 909 digits
n = 10252 3091 digits
n = 13198 3977 digits
n = 21988 6623 digits
n = 28726 8652 digits
n = 48684 14660 digits
n = 484882 145968 digits Jan 2010 Danial L. Puckett; PSieve; srsieve; PrimeGrid; LLR
n = 772748 232625 digits Feb 2012 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 940006 282974 digits Jul 2012 Masato Nose; PSieve; srsieve; PrimeGrid; LLR
n = 1084378 326435 digits May 2013 Yuma Hayashi; PSieve; srsieve; PrimeGrid; LLR
n = 1200118 361276 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1658238 499184 digits Feb 2022 Mark Heyward; PSieve; srsieve; PrimeGrid; LLR
n = 1920532 578142 digits Feb 2024 Marshall Bishop; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2371486 713893 digits Jun 2026 Ryan Propper; PPSE; PrimeGrid
k: 8637
max n: 2.372.898
n = 2 5 digits
n = 7 7 digits
n = 10 7 digits
n = 11 8 digits
n = 19 10 digits
n = 23 11 digits
n = 31 14 digits
n = 32 14 digits
n = 43 17 digits
n = 47 19 digits
n = 58 22 digits
n = 107 37 digits
n = 110 38 digits
n = 160 53 digits
n = 175 57 digits
n = 206 66 digits
n = 440 137 digits
n = 487 151 digits
n = 599 185 digits
n = 1426 434 digits
n = 3043 920 digits
n = 4559 1377 digits 1993 Jeffrey Young
n = 7168 2162 digits
n = 8318 2508 digits
n = 15407 4642 digits
n = 66895 20142 digits
n = 75239 22654 digits
n = 76771 23115 digits
n = 174451 52519 digits
n = 793483 238867 digits Mar 2012 Gil Emery; PSieve; srsieve; PrimeGrid; LLR
n = 1178663 354817 digits Oct 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1497959 450935 digits Aug 2018 Lukasz Piotrowski; PSieve; srsieve; PrimeGrid; LLR
n = 1973351 594042 digits Jun 2024 Brian Parsonnet; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8639
max n: 2.373.088
n = 5 6 digits
n = 9 7 digits
n = 11 8 digits
n = 29 13 digits
n = 35 15 digits
n = 47 19 digits
n = 69 25 digits
n = 89 31 digits
n = 225 72 digits
n = 255 81 digits
n = 277 88 digits
n = 461 143 digits
n = 659 203 digits
n = 841 258 digits
n = 1037 317 digits
n = 2289 693 digits
n = 2435 737 digits
n = 4701 1420 digits 1993 Jeffrey Young
n = 12941 3900 digits
n = 15611 4704 digits
n = 18011 5426 digits
n = 23637 7120 digits
n = 40605 12228 digits
n = 78685 23691 digits
n = 109619 33003 digits
n = 165299 49764 digits
n = 192339 57904 digits
n = 214629 64614 digits
n = 252047 75878 digits
n = 1325069 398890 digits Mar 2015 Travis Parker; PSieve; srsieve; PrimeGrid; LLR
k: 8641
max n: 2.373.367
n = 8 7 digits
n = 44 18 digits
n = 104 36 digits
n = 288 91 digits
n = 828 254 digits
n = 1448 440 digits
n = 1520 462 digits
n = 3044 921 digits
n = 7244 2185 digits
n = 455808 137216 digits May 2009 Tim Rickard; srsieve; PrimeGrid; LLR
k: 8643
max n: 2.373.165
n = 4 6 digits
n = 6 6 digits
n = 10 7 digits
n = 21 11 digits
n = 30 13 digits
n = 45 18 digits
n = 54 21 digits
n = 60 22 digits
n = 64 24 digits
n = 73 26 digits
n = 106 36 digits
n = 133 44 digits
n = 144 48 digits
n = 189 61 digits
n = 208 67 digits
n = 273 87 digits
n = 316 100 digits
n = 501 155 digits
n = 586 181 digits
n = 654 201 digits
n = 721 221 digits
n = 789 242 digits
n = 825 253 digits
n = 861 264 digits
n = 1426 434 digits
n = 1456 443 digits
n = 2193 665 digits
n = 2406 729 digits
n = 2610 790 digits
n = 2754 833 digits
n = 5529 1669 digits
n = 7486 2258 digits
n = 23001 6928 digits
n = 31786 9573 digits
n = 36405 10963 digits
n = 56373 16974 digits
n = 71730 21597 digits
n = 82746 24913 digits
n = 90436 27228 digits
n = 101485 30554 digits
n = 118300 35616 digits
n = 196068 59027 digits
n = 232716 70059 digits
n = 244756 73683 digits
n = 277588 83567 digits
n = 313405 94349 digits
n = 1006260 302919 digits Oct 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1524849 459030 digits Feb 2019 Jörg Bravin; PSieve; srsieve; PrimeGrid; LLR
n = 1556269 468488 digits Feb 2020 Wolfram Glatte; PSieve; srsieve; PrimeGrid; LLR
n = 1620538 487835 digits Feb 2021 Greg McDevitt; PSieve; srsieve; PrimeGrid; LLR
n = 1843765 555033 digits Jan 2024 Predrag Kurtovic; PPSE; PrimeGrid
n = 2358816 710079 digits Apr 2026 Adrian Baker; PPSE; PrimeGrid
k: 8645
max n: 2.373.080
n = 1 5 digits
n = 11 8 digits
n = 59 22 digits
n = 81 29 digits
n = 171 56 digits
n = 375 117 digits
n = 521 161 digits
n = 1139 347 digits
n = 1487 452 digits
n = 1809 549 digits
n = 3131 947 digits
n = 5287 1596 digits
n = 5887 1777 digits
n = 8327 2511 digits
n = 9239 2786 digits
n = 12911 3891 digits
n = 15625 4708 digits
n = 17969 5414 digits
n = 18207 5485 digits
n = 81599 24568 digits
n = 147241 44328 digits
n = 151575 45633 digits
n = 226667 68238 digits
n = 302227 90984 digits
n = 396171 119264 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 552689 166380 digits Oct 2010 Koichi Okubo; PSieve; srsieve; PrimeGrid; LLR
n = 587299 176799 digits Dec 2010 Pablo Marin; PSieve; srsieve; PrimeGrid; LLR
n = 1970137 593075 digits Jun 2024 Nicholas Yakubchak; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8647
max n: 2.372.841
n = 2 5 digits
n = 56 21 digits
n = 108 37 digits
n = 120 41 digits
n = 162 53 digits
n = 182 59 digits
n = 696 214 digits
n = 1040 318 digits
n = 1068 326 digits
n = 2642 800 digits
n = 2980 902 digits
n = 3622 1095 digits 1993 Jeffrey Young
n = 4608 1392 digits 1993 Jeffrey Young
n = 5856 1767 digits
n = 9716 2929 digits
n = 10572 3187 digits
n = 11656 3513 digits
n = 93366 28110 digits
n = 99430 29936 digits
n = 117376 35338 digits
n = 136228 41013 digits
n = 153228 46131 digits
n = 283462 85335 digits
n = 316400 95250 digits
n = 429782 129382 digits Dec 2012 Gary Harris; PPSE; PrimeGrid
n = 527276 158730 digits Jul 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 728980 219449 digits Feb 2012 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 1053506 317141 digits May 2013 Ron Wijnen; PSieve; srsieve; PrimeGrid; LLR
n = 1763302 530811 digits Sep 2023 Latah Headrick; PPSE; PrimeGrid
k: 8649
max n: 2.373.080
n = 1 5 digits
n = 3 5 digits
n = 9 7 digits
n = 15 9 digits
n = 21 11 digits
n = 26 12 digits
n = 33 14 digits
n = 49 19 digits
n = 55 21 digits
n = 85 30 digits
n = 95 33 digits
n = 98 34 digits
n = 131 44 digits
n = 178 58 digits
n = 193 63 digits
n = 215 69 digits
n = 234 75 digits
n = 250 80 digits
n = 325 102 digits
n = 413 129 digits
n = 445 138 digits
n = 451 140 digits
n = 466 145 digits
n = 575 178 digits
n = 683 210 digits
n = 693 213 digits
n = 873 267 digits
n = 994 304 digits
n = 1295 394 digits
n = 1595 485 digits
n = 2011 610 digits
n = 2551 772 digits
n = 2754 833 digits
n = 4170 1260 digits 1993 Jeffrey Young
n = 4595 1388 digits 1993 Jeffrey Young
n = 5189 1566 digits
n = 5514 1664 digits
n = 6315 1905 digits
n = 6553 1977 digits
n = 17333 5222 digits
n = 18626 5611 digits
n = 23762 7158 digits
n = 27013 8136 digits
n = 27829 8382 digits
n = 32858 9896 digits
n = 80831 24337 digits
n = 86909 26167 digits
n = 105722 31830 digits
n = 130121 39175 digits
n = 153753 46289 digits
n = 170945 51464 digits
n = 205770 61947 digits
n = 234329 70544 digits
n = 441173 132811 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 1060803 319338 digits May 2013 Håkan Lind; PSieve; srsieve; PrimeGrid; LLR
n = 1197743 360561 digits Nov 2013 Olaf Eiterig; PSieve; srsieve; PrimeGrid; LLR
n = 1263389 380322 digits Apr 2014 Lucas Brandstaetter; PSieve; srsieve; PrimeGrid; LLR
n = 1288929 388011 digits Aug 2014 Choongkoo Park; PSieve; srsieve; PrimeGrid; LLR
n = 1526755 459603 digits Feb 2019 Matt Jurach; PSieve; srsieve; PrimeGrid; LLR
n = 1676573 504703 digits Feb 2022 Lukáš Pavka; PSieve; srsieve; PrimeGrid; LLR
n = 1704514 513114 digits Jul 2022 Andrew M Farrow; PPSE; PrimeGrid
n = 1842993 554801 digits Jan 2024 PPSE; PrimeGrid
n = 2341311 704809 digits Feb 2026 PPSE; PrimeGrid
k: 8651
max n: 2.372.788
n = 5 6 digits
n = 35 15 digits
n = 245 78 digits
n = 329 103 digits
n = 857 262 digits
n = 1517 461 digits
n = 2405 728 digits
n = 3259 985 digits
n = 12659 3815 digits
n = 17299 5212 digits
n = 58949 17750 digits
n = 84059 25309 digits
n = 126965 38225 digits
n = 130115 39173 digits
n = 221875 66795 digits
n = 253115 76200 digits
n = 1759157 529563 digits Aug 2023 Randall Scalise; PPSE; PrimeGrid
n = 2282165 687005 digits
n = 2316547 697355 digits Oct 2025 PPSE; PrimeGrid
k: 8653
max n: 2.372.733
n = 2 5 digits
n = 4 6 digits
n = 10 7 digits
n = 12 8 digits
n = 20 10 digits
n = 32 14 digits
n = 34 15 digits
n = 64 24 digits
n = 70 26 digits
n = 92 32 digits
n = 94 33 digits
n = 176 57 digits
n = 360 113 digits
n = 374 117 digits
n = 432 134 digits
n = 580 179 digits
n = 994 304 digits
n = 1010 308 digits
n = 1156 352 digits
n = 1290 393 digits
n = 2806 849 digits
n = 3220 974 digits
n = 3830 1157 digits 1993 Jeffrey Young
n = 5866 1770 digits
n = 6026 1818 digits
n = 10264 3094 digits
n = 13696 4127 digits
n = 22234 6698 digits
n = 26156 7878 digits
n = 40000 12046 digits Sep 1997 Andy Penrose; Proth
n = 46274 13934 digits
n = 62030 18677 digits
n = 62044 18682 digits
n = 63680 19174 digits
n = 73924 22258 digits
n = 109412 32941 digits
n = 114530 34481 digits
n = 129646 39032 digits
n = 162344 48875 digits
n = 163004 49074 digits
n = 219006 65932 digits
n = 653400 196697 digits Mar 2011 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 1019982 307050 digits Oct 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1128144 339610 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1619156 487419 digits Feb 2021 Vesa Harju; PSieve; srsieve; PrimeGrid; LLR
k: 8655
max n: 2.372.861
n = 5 6 digits
n = 6 6 digits
n = 23 11 digits
n = 26 12 digits
n = 30 13 digits
n = 41 17 digits
n = 86 30 digits
n = 114 39 digits
n = 177 58 digits
n = 294 93 digits
n = 312 98 digits
n = 318 100 digits
n = 434 135 digits
n = 527 163 digits
n = 543 168 digits
n = 573 177 digits
n = 990 302 digits
n = 1463 445 digits
n = 1874 569 digits
n = 1950 591 digits
n = 2150 652 digits
n = 2190 664 digits
n = 2271 688 digits
n = 2738 829 digits
n = 3006 909 digits
n = 3653 1104 digits 1993 Jeffrey Young
n = 3741 1131 digits 1993 Jeffrey Young
n = 5594 1688 digits
n = 6378 1924 digits
n = 9815 2959 digits
n = 12390 3734 digits
n = 14562 4388 digits
n = 14726 4437 digits
n = 22487 6774 digits
n = 31658 9534 digits
n = 37073 11165 digits
n = 42054 12664 digits
n = 68525 20633 digits
n = 78186 23541 digits
n = 123893 37300 digits
n = 143078 43075 digits
n = 182340 54894 digits
n = 189567 57070 digits
n = 302802 91157 digits
n = 527597 158827 digits Jul 2010 Michael Herder; PSieve; srsieve; PrimeGrid; LLR
n = 530978 159845 digits Jul 2010 Mark Schell; PSieve; srsieve; PrimeGrid; LLR
n = 626874 188712 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 660564 198854 digits Mar 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 815958 245632 digits Apr 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1453527 437560 digits Jul 2017 Alexey Simbarsky; PSieve; srsieve; PrimeGrid; LLR
n = 1508726 454176 digits Dec 2018 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
n = 2004093 603297 digits Oct 2024 Ward De Ridder; PPSE; PrimeGrid
k: 8657
max n: 2.373.207
n = 3 5 digits
n = 19 10 digits
n = 123 41 digits
n = 439 137 digits
n = 699 215 digits
n = 723 222 digits
n = 1159 353 digits
n = 2467 747 digits
n = 5647 1704 digits
n = 6559 1979 digits
n = 9159 2762 digits
n = 37191 11200 digits
n = 41451 12482 digits
n = 95703 28814 digits
n = 97363 29314 digits
n = 237559 71517 digits
n = 465723 140201 digits Jun 2009 Brian Carpenter; srsieve; PrimeGrid; LLR
n = 1632399 491406 digits Feb 2021 Clifton Peele; PSieve; srsieve; PrimeGrid; LLR
n = 1882723 566761 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1976179 594894 digits Jun 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8659
max n: 2.373.382
n = 10 7 digits
n = 58 22 digits
n = 446 139 digits
n = 2362 715 digits
n = 4498 1358 digits 1993 Jeffrey Young
n = 47698 14363 digits
n = 50066 15076 digits
n = 76166 22933 digits
n = 86162 25942 digits
n = 86746 26118 digits
n = 163618 49258 digits
k: 8661
max n: 2.372.756
n = 4 6 digits
n = 7 7 digits
n = 8 7 digits
n = 15 9 digits
n = 27 13 digits
n = 31 14 digits
n = 32 14 digits
n = 45 18 digits
n = 47 19 digits
n = 67 25 digits
n = 68 25 digits
n = 76 27 digits
n = 79 28 digits
n = 84 30 digits
n = 99 34 digits
n = 124 42 digits
n = 319 100 digits
n = 624 192 digits
n = 740 227 digits
n = 1261 384 digits
n = 2811 851 digits
n = 3740 1130 digits 1993 Jeffrey Young
n = 4045 1222 digits 1993 Jeffrey Young
n = 4548 1374 digits 1993 Jeffrey Young
n = 4771 1441 digits 1993 Jeffrey Young
n = 5380 1624 digits
n = 6984 2107 digits Mar 1996 Patrick Demichel
n = 9229 2783 digits
n = 14411 4343 digits
n = 16064 4840 digits
n = 24015 7234 digits
n = 26797 8071 digits
n = 67779 20408 digits
n = 68124 20512 digits
n = 70651 21273 digits
n = 118189 35583 digits
n = 124229 37401 digits
n = 141320 42546 digits
n = 162835 49023 digits
n = 250112 75296 digits
n = 381541 114860 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 396888 119480 digits Jul 2012 Bruce Dodson; PPSE; PrimeGrid
n = 475131 143033 digits Nov 2009 Rune Fredriksen; srsieve; PrimeGrid; LLR
n = 548207 165031 digits Sep 2010 Mathias Striecks; PSieve; srsieve; PrimeGrid; LLR
n = 673687 202804 digits Jul 2011 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 678147 204147 digits Aug 2011 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 744725 224189 digits Feb 2012 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 799587 240704 digits Mar 2012 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 1990292 599142 digits Aug 2024 Uwe Hass; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2163447 651267 digits Feb 2025 Martin Dressler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2269244 683115 digits Apr 2025 Zhong Yehai; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8663
max n: 2.372.988
n = 1 5 digits
n = 5 6 digits
n = 17 10 digits
n = 77 28 digits
n = 89 31 digits
n = 145 48 digits
n = 197 64 digits
n = 253 81 digits
n = 485 150 digits
n = 601 185 digits
n = 2521 763 digits
n = 8897 2683 digits
n = 13025 3925 digits
n = 14273 4301 digits
n = 17965 5412 digits
n = 29489 8882 digits
n = 63437 19101 digits
n = 80809 24330 digits
n = 102809 30953 digits
n = 168709 50791 digits
n = 241181 72607 digits
n = 282973 85188 digits
n = 420565 126607 digits Oct 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 759061 228505 digits Feb 2012 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 886705 266929 digits May 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1025621 308747 digits Oct 2012 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
k: 8665
max n: 2.372.829
n = 4 6 digits
n = 14 9 digits
n = 16 9 digits
n = 26 12 digits
n = 34 15 digits
n = 80 29 digits
n = 256 82 digits
n = 688 212 digits
n = 1264 385 digits
n = 2306 699 digits
n = 3314 1002 digits 1993 Jeffrey Young
n = 7426 2240 digits
n = 8416 2538 digits
n = 10370 3126 digits
n = 11036 3327 digits
n = 37184 11198 digits
n = 187264 56377 digits
n = 549728 165489 digits Sep 2010 John Murphy; PSieve; srsieve; PrimeGrid; LLR
k: 8667
max n: 2.372.627
n = 3 5 digits
n = 12 8 digits
n = 16 9 digits
n = 35 15 digits
n = 47 19 digits
n = 71 26 digits
n = 95 33 digits
n = 139 46 digits
n = 235 75 digits
n = 259 82 digits
n = 303 96 digits
n = 307 97 digits
n = 371 116 digits
n = 487 151 digits
n = 743 228 digits
n = 759 233 digits
n = 954 292 digits
n = 967 296 digits
n = 1279 389 digits
n = 1287 392 digits
n = 1848 561 digits
n = 2036 617 digits
n = 2635 798 digits
n = 3464 1047 digits 1993 Jeffrey Young
n = 3784 1144 digits 1993 Jeffrey Young
n = 6616 1996 digits
n = 7387 2228 digits May 1996 Patrick Demichel
n = 8668 2614 digits
n = 9852 2970 digits
n = 11879 3580 digits
n = 14488 4366 digits
n = 16083 4846 digits
n = 16527 4980 digits
n = 22272 6709 digits
n = 23058 6946 digits
n = 26044 7844 digits
n = 48436 14585 digits
n = 51487 15504 digits
n = 53378 16073 digits
n = 57347 17268 digits
n = 75303 22673 digits
n = 80959 24376 digits
n = 83584 25166 digits
n = 86464 26033 digits
n = 89568 26967 digits
n = 94308 28394 digits
n = 94736 28523 digits
n = 163987 49369 digits
n = 203023 61120 digits
n = 465647 140178 digits Jul 2009 Honza Cholt; srsieve; PrimeGrid; LLR
k: 8669
max n: 2.372.972
n = 9 7 digits
n = 17 10 digits
n = 63 23 digits
n = 149 49 digits
n = 819 251 digits
n = 921 282 digits
n = 17061 5140 digits
n = 36197 10901 digits
n = 49641 14948 digits
n = 110199 33178 digits
n = 247299 74449 digits
n = 404859 121879 digits Aug 2012 PPSE; PrimeGrid
n = 1154193 347451 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1560369 469722 digits Feb 2020 Christopher Clemence; PSieve; srsieve; PrimeGrid; LLR
n = 3456759 1040593 digits Feb 2023 Uwe Hass; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8671
max n: 2.373.231
n = 16 9 digits
n = 40 16 digits
n = 520 161 digits
n = 784 240 digits
n = 6000 1811 digits
n = 50344 15159 digits
n = 128760 38765 digits
n = 170536 51341 digits
n = 393144 118353 digits Jul 2012 PPSE; PrimeGrid
n = 409344 123229 digits Sep 2012 PPSE; PrimeGrid
n = 699792 210663 digits Sep 2011 Wojtek Tomański; PSieve; srsieve; PrimeGrid; LLR
k: 8673
max n: 2.372.817
n = 2 5 digits
n = 6 6 digits
n = 8 7 digits
n = 12 8 digits
n = 14 9 digits
n = 18 10 digits
n = 22 11 digits
n = 25 12 digits
n = 32 14 digits
n = 42 17 digits
n = 46 18 digits
n = 60 22 digits
n = 62 23 digits
n = 93 32 digits
n = 108 37 digits
n = 116 39 digits
n = 136 45 digits
n = 186 60 digits
n = 218 70 digits
n = 273 87 digits
n = 284 90 digits
n = 338 106 digits
n = 393 123 digits
n = 490 152 digits
n = 502 156 digits
n = 560 173 digits
n = 637 196 digits
n = 1116 340 digits
n = 1197 365 digits
n = 1510 459 digits
n = 2428 735 digits
n = 2482 752 digits
n = 2546 771 digits
n = 2688 814 digits
n = 3442 1041 digits 1993 Jeffrey Young
n = 4165 1258 digits 1993 Jeffrey Young
n = 6738 2033 digits
n = 6768 2042 digits Mar 1996 Patrick Demichel
n = 7448 2247 digits
n = 9202 2775 digits
n = 9986 3011 digits
n = 12250 3692 digits
n = 13192 3976 digits
n = 14624 4407 digits
n = 15572 4692 digits
n = 15624 4708 digits
n = 16574 4994 digits
n = 19200 5784 digits
n = 25252 7606 digits
n = 36320 10938 digits
n = 47077 14176 digits
n = 48056 14471 digits
n = 49202 14816 digits
n = 55126 16599 digits
n = 64076 19293 digits
n = 70662 21276 digits
n = 101960 30697 digits
n = 104338 31413 digits
n = 122560 36899 digits
n = 124490 37480 digits
n = 127096 38264 digits
n = 138660 41745 digits
n = 139280 41932 digits
n = 155608 46847 digits
n = 156966 47256 digits
n = 172910 52056 digits
n = 266294 80167 digits
n = 280356 84400 digits
n = 303932 91497 digits
n = 361816 108922 digits May 2012 PPSE; PrimeGrid
n = 394230 118679 digits Jul 2012 PPSE; PrimeGrid
n = 417789 125771 digits Oct 2012 Adrian Schori; PPSE; PrimeGrid
n = 481822 145047 digits Dec 2009 Alessandro Moreno; PSieve; srsieve; PrimeGrid; LLR
n = 648013 195076 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 737350 221969 digits Feb 2012 Mark Doom; PSieve; srsieve; PrimeGrid; LLR
n = 838842 252521 digits Apr 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 866446 260831 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 900625 271120 digits Jun 2012 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 1065744 320825 digits May 2013 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1190894 358499 digits Oct 2013 Stan Hebr; PSieve; srsieve; PrimeGrid; LLR
n = 1316438 396292 digits Feb 2015 John Chell; PSieve; srsieve; PrimeGrid; LLR
n = 1395430 420071 digits Feb 2016 Eirik Lunner; PSieve; srsieve; PrimeGrid; LLR
n = 1486682 447540 digits Mar 2018 Radek Nowosielski; PSieve; srsieve; PrimeGrid; LLR
n = 1509344 454362 digits Jan 2019 Yangzhao Liu; PSieve; srsieve; PrimeGrid; LLR
n = 1720404 517898 digits Nov 2022 PPSE; PrimeGrid
n = 2096592 631142 digits Jan 2025 Jörg Bravin; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3354760 1009888 digits Feb 2021 Jonathan Sipes; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8675
max n: 2.373.230
n = 1 5 digits
n = 3 5 digits
n = 5 6 digits
n = 7 7 digits
n = 9 7 digits
n = 17 10 digits
n = 23 11 digits
n = 25 12 digits
n = 27 13 digits
n = 29 13 digits
n = 45 18 digits
n = 61 23 digits
n = 161 53 digits
n = 171 56 digits
n = 203 66 digits
n = 309 97 digits
n = 491 152 digits
n = 583 180 digits
n = 723 222 digits
n = 977 299 digits
n = 1039 317 digits
n = 1245 379 digits
n = 1733 526 digits
n = 2255 683 digits
n = 2979 901 digits
n = 3031 917 digits
n = 3167 958 digits
n = 3297 997 digits
n = 3757 1135 digits 1993 Jeffrey Young
n = 4437 1340 digits 1993 Jeffrey Young
n = 6431 1940 digits
n = 6745 2035 digits
n = 7813 2356 digits
n = 12641 3810 digits
n = 14099 4249 digits
n = 14337 4320 digits
n = 16999 5122 digits
n = 20407 6148 digits
n = 28079 8457 digits
n = 34839 10492 digits
n = 41485 12493 digits
n = 45261 13629 digits
n = 60029 18075 digits
n = 83585 25166 digits
n = 87695 26403 digits
n = 92651 27895 digits
n = 122769 36962 digits
n = 123795 37270 digits
n = 155071 46685 digits
n = 167651 50472 digits
n = 198653 59805 digits
n = 204417 61540 digits
n = 212125 63860 digits
n = 263795 79415 digits
n = 368625 110972 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 805073 242356 digits Mar 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 855581 257560 digits May 2012 Mirko Wunder; PSieve; srsieve; PrimeGrid; LLR
n = 940567 283143 digits Jul 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 968301 291492 digits Aug 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1155083 347719 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1231443 370706 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1752965 527699 digits Jul 2023 Alex Huetter; PPSE; PrimeGrid
n = 1904995 573465 digits Feb 2024 Robert Coplin; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1947307 586202 digits Apr 2024 Robert Coplin; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2198205 661730 digits Feb 2025 Robert Lacroix; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2329221 701170 digits Dec 2025 Robert Meckley; PPSE; PrimeGrid
k: 8677
max n: 2.372.815
n = 10 7 digits
n = 14 9 digits
n = 16 9 digits
n = 20 10 digits
n = 24 12 digits
n = 38 16 digits
n = 42 17 digits
n = 74 27 digits
n = 106 36 digits
n = 192 62 digits
n = 358 112 digits
n = 572 177 digits
n = 622 192 digits
n = 704 216 digits
n = 856 262 digits
n = 1242 378 digits
n = 1330 405 digits
n = 1490 453 digits
n = 4080 1233 digits 1993 Jeffrey Young
n = 5414 1634 digits
n = 5806 1752 digits
n = 5922 1787 digits
n = 10988 3312 digits
n = 24764 7459 digits
n = 25948 7816 digits
n = 31822 9584 digits
n = 33638 10130 digits
n = 43120 12985 digits
n = 49348 14860 digits
n = 54856 16518 digits
n = 56620 17049 digits
n = 77986 23481 digits
n = 93004 28001 digits
n = 129720 39054 digits
n = 153174 46114 digits
n = 196944 59290 digits
n = 221792 66770 digits
n = 425394 128061 digits Nov 2012 Jörg Meili; PPSE; PrimeGrid
n = 755864 227542 digits Feb 2012 Hossein Mohammadi Ghafari; PSieve; srsieve; PrimeGrid; LLR
n = 851594 256360 digits May 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 957680 288295 digits Aug 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
n = 1086634 327114 digits May 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 2129154 640944 digits Jan 2025 Mario Lein; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2272874 684208 digits May 2025 Samuel Williams ; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8679
max n: 2.372.526
n = 1 5 digits
n = 7 7 digits
n = 14 9 digits
n = 26 12 digits
n = 73 26 digits
n = 83 29 digits
n = 107 37 digits
n = 506 157 digits
n = 649 200 digits
n = 871 267 digits
n = 1118 341 digits
n = 1121 342 digits
n = 1313 400 digits
n = 2054 623 digits
n = 2183 662 digits
n = 3379 1022 digits 1993 Jeffrey Young
n = 5158 1557 digits
n = 7178 2165 digits
n = 7226 2180 digits
n = 9329 2813 digits
n = 11822 3563 digits
n = 13439 4050 digits
n = 27962 8422 digits
n = 37522 11300 digits
n = 44737 13472 digits
n = 105113 31647 digits
n = 213631 64314 digits
n = 373847 112544 digits Jun 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 450161 135516 digits Apr 2009 Bruno Usai; srsieve; PrimeGrid; LLR
n = 862274 259575 digits May 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1169018 351914 digits Oct 2013 Ralf Hentrich; PSieve; srsieve; PrimeGrid; LLR
n = 1275563 383987 digits Jun 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 2064242 621403 digits Jan 2025 Mark Ives; PPSE; PrimeGrid
n = 2140897 644479 digits Jan 2025 Dave Studdert; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8681
max n: 2.373.278
n = 5 6 digits
n = 7 7 digits
n = 11 8 digits
n = 13 8 digits
n = 23 11 digits
n = 29 13 digits
n = 55 21 digits
n = 101 35 digits
n = 121 41 digits
n = 247 79 digits
n = 285 90 digits
n = 297 94 digits
n = 429 134 digits
n = 589 182 digits
n = 667 205 digits
n = 819 251 digits
n = 1497 455 digits
n = 1791 544 digits
n = 1953 592 digits
n = 4101 1239 digits 1993 Jeffrey Young
n = 5755 1737 digits
n = 6601 1992 digits
n = 10881 3280 digits
n = 11755 3543 digits
n = 15249 4595 digits
n = 17057 5139 digits
n = 21533 6487 digits
n = 32967 9928 digits
n = 41141 12389 digits
n = 57921 17440 digits
n = 62521 18825 digits
n = 71717 21593 digits
n = 88623 26683 digits
n = 101695 30618 digits
n = 106691 32122 digits
n = 112151 33765 digits
n = 254243 76539 digits
n = 279401 84113 digits
n = 307099 92450 digits
n = 327053 98457 digits
n = 363687 109485 digits May 2012 Adrian Schori; PPSE; PrimeGrid
n = 513127 154471 digits Jun 2010 Donald Hatland; PSieve; srsieve; PrimeGrid; LLR
n = 576887 173665 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1261845 379858 digits May 2014 David Smelser; PSieve; srsieve; PrimeGrid; LLR
n = 1285439 386960 digits Jul 2014 Shannon Daves; PSieve; srsieve; PrimeGrid; LLR
n = 1692569 509518 digits May 2022 PPSE; PrimeGrid
n = 2364505 711791 digits May 2026 Paul Medcalf; PPSE; PrimeGrid
k: 8683
max n: 2.373.458
n = 42 17 digits
n = 50 19 digits
n = 162 53 digits
n = 386 121 digits
n = 546 169 digits
n = 666 205 digits
n = 962 294 digits
n = 1154 352 digits
n = 1508 458 digits
n = 2648 802 digits
n = 3066 927 digits
n = 3836 1159 digits 1993 Jeffrey Young
n = 7554 2278 digits
n = 18746 5648 digits
n = 93074 28023 digits
n = 212636 64014 digits
n = 1529204 460341 digits Feb 2019 A.J.Brech; PSieve; srsieve; PrimeGrid; LLR
n = 1549578 466474 digits Nov 2019 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1610898 484933 digits Nov 2020 Bruce E. Slade; PSieve; srsieve; PrimeGrid; LLR
n = 2087984 628550 digits Jan 2025 Takashi Iwasaki; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2103068 633091 digits Jan 2025 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8685
max n: 2.372.940
n = 3 5 digits
n = 9 7 digits
n = 19 10 digits
n = 21 11 digits
n = 22 11 digits
n = 40 16 digits
n = 67 25 digits
n = 73 26 digits
n = 118 40 digits
n = 139 46 digits
n = 288 91 digits
n = 411 128 digits
n = 459 143 digits
n = 478 148 digits
n = 604 186 digits
n = 1171 357 digits
n = 1804 547 digits
n = 1822 553 digits
n = 1851 562 digits
n = 2458 744 digits
n = 3601 1088 digits 1993 Jeffrey Young
n = 6843 2064 digits
n = 7419 2238 digits
n = 15475 4663 digits
n = 19969 6016 digits
n = 23280 7012 digits
n = 30178 9089 digits
n = 32947 9922 digits
n = 40705 12258 digits
n = 62457 18806 digits
n = 70744 21301 digits
n = 74698 22491 digits
n = 80469 24228 digits
n = 86443 26026 digits
n = 87004 26195 digits
n = 106917 32190 digits
n = 127630 38425 digits
n = 149781 45093 digits
n = 169371 50990 digits
n = 224157 67482 digits
n = 544371 163876 digits Aug 2010 Markus Durzinsky; PSieve; srsieve; PrimeGrid; LLR
n = 826467 248796 digits Apr 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 856945 257971 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 862749 259718 digits May 2012 Dylan Kenney; PSieve; srsieve; PrimeGrid; LLR
n = 990148 298069 digits Sep 2012 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1873587 564010 digits Feb 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8687
max n: 2.373.266
n = 3 5 digits
n = 11 8 digits
n = 15 9 digits
n = 23 11 digits
n = 27 13 digits
n = 31 14 digits
n = 39 16 digits
n = 71 26 digits
n = 83 29 digits
n = 471 146 digits
n = 515 159 digits
n = 607 187 digits
n = 631 194 digits
n = 811 249 digits
n = 927 283 digits
n = 935 286 digits
n = 2399 727 digits
n = 3919 1184 digits 1993 Jeffrey Young
n = 4855 1466 digits 1993 Jeffrey Young
n = 6971 2103 digits Mar 1996 Patrick Demichel
n = 7835 2363 digits
n = 7943 2396 digits
n = 17383 5237 digits
n = 21431 6456 digits
n = 25463 7670 digits
n = 32719 9854 digits
n = 95923 28880 digits
n = 97663 29404 digits
n = 128615 38721 digits
n = 280499 84443 digits
n = 286683 86305 digits
n = 474023 142700 digits Oct 2009 Alain Borgne; srsieve; PrimeGrid; LLR
n = 557439 167810 digits Oct 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 705479 212375 digits Sep 2011 Masato Nose; PSieve; srsieve; PrimeGrid; LLR
n = 860287 258977 digits May 2012 Ivan Osychenko; PSieve; srsieve; PrimeGrid; LLR
n = 892911 268797 digits Jun 2012 Michael Millerick; PSieve; srsieve; PrimeGrid; LLR
n = 1105599 332823 digits Jul 2013 Simon Elmir; PSieve; srsieve; PrimeGrid; LLR
n = 1369631 412304 digits Dec 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1640299 493784 digits Jun 2021 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
k: 8689
max n: 2.373.153
n = 2 5 digits
n = 14 9 digits
n = 18 10 digits
n = 38 16 digits
n = 62 23 digits
n = 82 29 digits
n = 186 60 digits
n = 318 100 digits
n = 358 112 digits
n = 806 247 digits
n = 978 299 digits
n = 1122 342 digits
n = 1466 446 digits
n = 2146 650 digits
n = 2586 783 digits
n = 3158 955 digits
n = 3742 1131 digits 1993 Jeffrey Young
n = 4686 1415 digits 1993 Jeffrey Young
n = 6818 2057 digits
n = 19754 5951 digits
n = 24902 7501 digits
n = 28574 8606 digits
n = 48546 14618 digits
n = 56738 17084 digits
n = 68682 20680 digits
n = 124138 37374 digits
n = 1476674 444528 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1994814 600503 digits Sep 2024 Anonymous; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8691
max n: 2.372.530
n = 1 5 digits
n = 8 7 digits
n = 9 7 digits
n = 11 8 digits
n = 13 8 digits
n = 16 9 digits
n = 17 10 digits
n = 27 13 digits
n = 29 13 digits
n = 32 14 digits
n = 37 16 digits
n = 48 19 digits
n = 53 20 digits
n = 57 22 digits
n = 61 23 digits
n = 73 26 digits
n = 107 37 digits
n = 183 60 digits
n = 227 73 digits
n = 261 83 digits
n = 264 84 digits
n = 359 113 digits
n = 469 146 digits
n = 577 178 digits
n = 779 239 digits
n = 1549 471 digits
n = 2109 639 digits
n = 2243 680 digits
n = 2437 738 digits
n = 3169 958 digits
n = 4112 1242 digits 1993 Jeffrey Young
n = 4377 1322 digits 1993 Jeffrey Young
n = 4933 1489 digits 1993 Jeffrey Young
n = 4976 1502 digits 1993 Jeffrey Young
n = 5688 1717 digits
n = 5843 1763 digits
n = 6539 1973 digits
n = 14607 4402 digits
n = 15213 4584 digits
n = 21477 6470 digits
n = 27479 8276 digits
n = 29079 8758 digits
n = 29501 8885 digits
n = 66296 19962 digits
n = 71603 21559 digits
n = 107433 32345 digits
n = 113269 34102 digits
n = 115653 34819 digits
n = 132829 39990 digits
n = 137601 41426 digits
n = 177369 53398 digits
n = 542033 163173 digits Aug 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 609229 183401 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 689027 207422 digits Aug 2011 Alexey Tarasov; PSieve; srsieve; PrimeGrid; LLR
n = 709856 213692 digits Sep 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 900971 271224 digits Jun 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1030332 310165 digits Dec 2012 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1096127 329972 digits Jun 2013 Casimir Ksiazek III; PSieve; srsieve; PrimeGrid; LLR
n = 1362333 410108 digits Oct 2015 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 2201471 662713 digits Feb 2025 Lorin Arnold; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8693
max n: 2.373.160
n = 1 5 digits
n = 5 6 digits
n = 49 19 digits
n = 61 23 digits
n = 85 30 digits
n = 125 42 digits
n = 401 125 digits
n = 433 135 digits
n = 2725 825 digits
n = 4165 1258 digits 1993 Jeffrey Young
n = 4933 1489 digits 1993 Jeffrey Young
n = 5369 1621 digits
n = 6121 1847 digits
n = 7261 2190 digits
n = 15065 4539 digits
n = 49849 15010 digits
n = 121481 36574 digits
n = 629705 189565 digits Feb 2011 Paul Haneline; PSieve; srsieve; PrimeGrid; LLR
n = 736345 221666 digits Feb 2012 Mark Doom; PSieve; srsieve; PrimeGrid; LLR
n = 808625 243425 digits Mar 2012 Anton Singsø; PSieve; srsieve; PrimeGrid; LLR
n = 1175869 353976 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1463113 440445 digits Dec 2017 David Yost; PSieve; srsieve; PrimeGrid; LLR
n = 1554629 467994 digits Jan 2020 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
k: 8695
max n: 2.372.649
n = 2 5 digits
n = 4 6 digits
n = 10 7 digits
n = 18 10 digits
n = 20 10 digits
n = 32 14 digits
n = 42 17 digits
n = 44 18 digits
n = 50 19 digits
n = 68 25 digits
n = 74 27 digits
n = 98 34 digits
n = 108 37 digits
n = 168 55 digits
n = 190 62 digits
n = 224 72 digits
n = 310 98 digits
n = 550 170 digits
n = 562 174 digits
n = 860 263 digits
n = 974 298 digits
n = 1230 375 digits
n = 1284 391 digits
n = 1318 401 digits
n = 1952 592 digits
n = 2670 808 digits
n = 4028 1217 digits 1993 Jeffrey Young
n = 4574 1381 digits 1993 Jeffrey Young
n = 5368 1620 digits
n = 6694 2020 digits Mar 1996 Patrick Demichel
n = 6962 2100 digits
n = 8260 2491 digits
n = 10202 3076 digits
n = 23702 7139 digits
n = 35870 10802 digits
n = 52538 15820 digits
n = 53014 15963 digits
n = 59938 18048 digits
n = 77260 23262 digits
n = 137610 41429 digits
n = 314024 94535 digits
n = 528098 158978 digits Jul 2010 Roman Krompolc; PSieve; srsieve; PrimeGrid; LLR
n = 550922 165848 digits Sep 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 872414 262627 digits May 2012 Andrei Ryjkov; PSieve; srsieve; PrimeGrid; LLR
n = 964892 290466 digits Aug 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1472420 443247 digits Feb 2018 Eudy Silva; PSieve; srsieve; PrimeGrid; LLR
n = 1694194 510008 digits May 2022 Honza Cholt; PPSE; PrimeGrid
n = 1982538 596808 digits Jul 2024 Derek Gordon; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8697
max n: 2.372.831
n = 6 6 digits
n = 12 8 digits
n = 15 9 digits
n = 24 12 digits
n = 27 13 digits
n = 30 13 digits
n = 284 90 digits
n = 294 93 digits
n = 296 94 digits
n = 312 98 digits
n = 702 216 digits
n = 747 229 digits
n = 906 277 digits
n = 1095 334 digits
n = 1239 377 digits
n = 1260 384 digits
n = 4860 1467 digits 1993 Jeffrey Young
n = 6110 1844 digits
n = 8214 2477 digits May 1996 Patrick Demichel
n = 8586 2589 digits May 1996 Patrick Demichel
n = 16620 5008 digits
n = 17031 5131 digits
n = 23274 7011 digits
n = 32799 9878 digits
n = 34640 10432 digits
n = 35330 10640 digits
n = 36935 11123 digits
n = 37124 11180 digits
n = 44160 13298 digits
n = 63972 19262 digits
n = 141300 42540 digits
n = 153104 46093 digits
n = 198432 59738 digits
n = 214496 64574 digits
n = 282255 84972 digits
n = 375339 112993 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 376134 113232 digits Jun 2012 Pietari Snow; PPSE; PrimeGrid
n = 429726 129365 digits Dec 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 470924 141767 digits Oct 2009 Charles Morton; srsieve; PrimeGrid; LLR
n = 546672 164569 digits Sep 2010 Jochen Beck; PSieve; srsieve; PrimeGrid; LLR
n = 611220 184000 digits Jan 2011 Mark Redding; PSieve; srsieve; PrimeGrid; LLR
n = 621972 187237 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 724619 218136 digits Nov 2011 Lila Dily; PSieve; srsieve; PrimeGrid; LLR
n = 850404 256002 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1369095 412143 digits Dec 2015 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1793264 539831 digits Jan 2024 Jaroslav Sekanina; PPSE; PrimeGrid
n = 1909080 574695 digits Feb 2024 Tom Kledzik; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8699
max n: 2.373.152
n = 3 5 digits
n = 31 14 digits
n = 45 18 digits
n = 63 23 digits
n = 67 25 digits
n = 105 36 digits
n = 135 45 digits
n = 265 84 digits
n = 361 113 digits
n = 397 124 digits
n = 417 130 digits
n = 565 175 digits
n = 597 184 digits
n = 1257 383 digits
n = 1605 488 digits
n = 2133 647 digits
n = 3363 1017 digits 1993 Jeffrey Young
n = 9483 2859 digits
n = 9853 2970 digits
n = 14073 4241 digits
n = 19855 5981 digits
n = 74203 22342 digits
n = 75637 22773 digits
n = 107557 32382 digits
n = 115503 34774 digits
n = 180175 54243 digits
n = 221101 66562 digits
n = 334591 100726 digits Apr 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 577455 173836 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
k: 8701
max n: 2.373.211
n = 12 8 digits
n = 116 39 digits
n = 300 95 digits
n = 596 184 digits
n = 1040 318 digits
n = 1076 328 digits
n = 1092 333 digits
n = 1112 339 digits
n = 1256 383 digits
n = 1472 448 digits
n = 7592 2290 digits
n = 8408 2535 digits
n = 28388 8550 digits
n = 29720 8951 digits
n = 31076 9359 digits
n = 248852 74916 digits
n = 2280828 686602 digits May 2025 Li Yawei; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8703
max n: 2.372.792
n = 5 6 digits
n = 21 11 digits
n = 26 12 digits
n = 29 13 digits
n = 33 14 digits
n = 66 24 digits
n = 76 27 digits
n = 106 36 digits
n = 118 40 digits
n = 206 66 digits
n = 226 72 digits
n = 249 79 digits
n = 346 109 digits
n = 588 181 digits
n = 605 187 digits
n = 878 269 digits
n = 1018 311 digits
n = 1066 325 digits
n = 1166 355 digits
n = 1298 395 digits
n = 1625 494 digits
n = 2145 650 digits
n = 2286 693 digits
n = 3309 1001 digits 1993 Jeffrey Young
n = 7700 2322 digits
n = 7750 2337 digits May 1996 Patrick Demichel
n = 12980 3912 digits
n = 13289 4005 digits
n = 22396 6746 digits
n = 22426 6755 digits
n = 25401 7651 digits
n = 36173 10894 digits
n = 37325 11240 digits
n = 111998 33719 digits
n = 132806 39983 digits
n = 198260 59687 digits
n = 213010 64127 digits
n = 1124681 338567 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1423566 428541 digits Oct 2016 Karel Pleva; PSieve; srsieve; PrimeGrid; LLR
n = 1769573 532699 digits Nov 2023 Vaughan Davies; PPSE; PrimeGrid
n = 2224818 669741 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8705
max n: 2.373.186
n = 5 6 digits
n = 7 7 digits
n = 9 7 digits
n = 61 23 digits
n = 109 37 digits
n = 121 41 digits
n = 129 43 digits
n = 139 46 digits
n = 161 53 digits
n = 229 73 digits
n = 297 94 digits
n = 311 98 digits
n = 719 221 digits
n = 769 236 digits
n = 1005 307 digits
n = 1139 347 digits
n = 1237 377 digits
n = 1245 379 digits
n = 1329 405 digits
n = 3837 1159 digits 1993 Jeffrey Young
n = 4339 1311 digits 1993 Jeffrey Young
n = 4849 1464 digits 1993 Jeffrey Young
n = 5261 1588 digits
n = 5577 1683 digits
n = 5905 1782 digits
n = 13937 4200 digits
n = 15557 4688 digits
n = 24981 7524 digits
n = 30659 9234 digits
n = 37769 11374 digits
n = 81667 24589 digits
n = 163031 49082 digits
n = 166665 50176 digits
n = 225685 67942 digits
n = 265429 79907 digits
n = 1995705 600772 digits Sep 2024 Pablo Moreno; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2103461 633209 digits Jan 2025 Sascha Beat Dinkel; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8707
max n: 2.373.279
n = 4 6 digits
n = 74 27 digits
n = 100 35 digits
n = 194 63 digits
n = 640 197 digits
n = 1042 318 digits
n = 1384 421 digits
n = 5752 1736 digits
n = 7754 2339 digits May 1996 Patrick Demichel
n = 12134 3657 digits
n = 15170 4571 digits
n = 20842 6279 digits
n = 23434 7059 digits
n = 39040 11757 digits
n = 101450 30544 digits
n = 112564 33890 digits
n = 153322 46159 digits
n = 262994 79174 digits
n = 327074 98464 digits
n = 470584 141664 digits Oct 2009 Fred Richard; srsieve; PrimeGrid; LLR
n = 859402 258710 digits May 2012 Lee Blyth; PSieve; srsieve; PrimeGrid; LLR
k: 8709
max n: 2.372.789
n = 1 5 digits
n = 5 6 digits
n = 6 6 digits
n = 7 7 digits
n = 15 9 digits
n = 31 14 digits
n = 38 16 digits
n = 53 20 digits
n = 81 29 digits
n = 87 31 digits
n = 110 38 digits
n = 125 42 digits
n = 171 56 digits
n = 238 76 digits
n = 258 82 digits
n = 267 85 digits
n = 307 97 digits
n = 358 112 digits
n = 441 137 digits
n = 465 144 digits
n = 466 145 digits
n = 477 148 digits
n = 577 178 digits
n = 718 221 digits
n = 758 233 digits
n = 1110 339 digits
n = 1113 339 digits
n = 1138 347 digits
n = 1338 407 digits
n = 1378 419 digits
n = 2275 689 digits
n = 2357 714 digits
n = 2547 771 digits
n = 3538 1069 digits 1993 Jeffrey Young
n = 3565 1078 digits 1993 Jeffrey Young
n = 3717 1123 digits 1993 Jeffrey Young
n = 4365 1318 digits 1993 Jeffrey Young
n = 9463 2853 digits
n = 11905 3588 digits
n = 13790 4156 digits
n = 19095 5753 digits
n = 23787 7165 digits
n = 24057 7246 digits
n = 24546 7394 digits
n = 25373 7642 digits
n = 25615 7715 digits
n = 26621 8018 digits
n = 38546 11608 digits
n = 39305 11836 digits
n = 70951 21363 digits
n = 88497 26645 digits
n = 116845 35178 digits
n = 117965 35515 digits
n = 136291 41032 digits
n = 158593 47746 digits
n = 160103 48200 digits
n = 180355 54297 digits
n = 282286 84981 digits
n = 283946 85481 digits
n = 454797 136912 digits May 2009 Tim Rickard; srsieve; PrimeGrid; LLR
n = 501821 151068 digits Sep 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 548477 165112 digits Sep 2010 Mike Parker; PSieve; srsieve; PrimeGrid; LLR
n = 578943 174284 digits Nov 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 662237 199358 digits Apr 2011 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 711030 214046 digits Nov 2011 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 776646 233798 digits Feb 2012 Thomas Löffler; PSieve; srsieve; PrimeGrid; LLR
n = 813593 244920 digits Mar 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 858421 258415 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1136023 341981 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1915397 576596 digits Feb 2024 Vladislav Ketamino; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2328941 701086 digits Dec 2025 Kai Presler; PPSE; PrimeGrid
k: 8711
max n: 2.372.788
n = 5 6 digits
n = 23 11 digits
n = 47 19 digits
n = 83 29 digits
n = 89 31 digits
n = 95 33 digits
n = 107 37 digits
n = 119 40 digits
n = 141 47 digits
n = 143 47 digits
n = 173 57 digits
n = 203 66 digits
n = 275 87 digits
n = 311 98 digits
n = 323 102 digits
n = 393 123 digits
n = 917 280 digits
n = 923 282 digits
n = 1031 315 digits
n = 1203 367 digits
n = 4959 1497 digits 1993 Jeffrey Young
n = 22347 6732 digits
n = 25449 7665 digits
n = 27017 8137 digits
n = 29859 8993 digits
n = 32319 9733 digits
n = 50147 15100 digits
n = 55635 16752 digits
n = 134831 40593 digits
n = 295425 88936 digits
n = 329163 99092 digits
n = 463035 139392 digits Jul 2009 Everton Luiz do Nascimento; srsieve; PrimeGrid; LLR
n = 637479 191905 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 731765 220288 digits Feb 2012 Mai Miyasaka; PSieve; srsieve; PrimeGrid; LLR
n = 877103 264039 digits May 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1011329 304445 digits Oct 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1264061 380525 digits Apr 2014 Casimir Ksiazek III; PSieve; srsieve; PrimeGrid; LLR
n = 1460583 439684 digits Oct 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1774145 534075 digits Nov 2023 Vaughan Davies; PPSE; PrimeGrid
k: 8713
max n: 2.372.789
n = 4 6 digits
n = 6 6 digits
n = 12 8 digits
n = 100 35 digits
n = 114 39 digits
n = 214 69 digits
n = 238 76 digits
n = 340 107 digits
n = 580 179 digits
n = 616 190 digits
n = 634 195 digits
n = 726 223 digits
n = 1834 557 digits
n = 2662 806 digits
n = 2668 808 digits
n = 2752 833 digits
n = 3390 1025 digits 1993 Jeffrey Young
n = 3498 1057 digits 1993 Jeffrey Young
n = 3618 1094 digits 1993 Jeffrey Young
n = 3714 1122 digits 1993 Jeffrey Young
n = 5728 1729 digits
n = 6406 1933 digits
n = 7300 2202 digits
n = 8538 2575 digits
n = 9268 2794 digits
n = 17122 5159 digits
n = 48088 14480 digits
n = 48960 14743 digits
n = 49282 14840 digits
n = 49870 15017 digits
n = 57058 17181 digits
n = 71304 21469 digits
n = 76542 23046 digits
n = 88968 26786 digits
n = 116038 34935 digits
n = 124684 37538 digits
n = 290746 87528 digits
n = 428500 128996 digits Nov 2012 PPSE; PrimeGrid
n = 566376 170501 digits Oct 2010 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 803502 241883 digits Mar 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 816928 245924 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 909330 273740 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1212070 364874 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1673100 503658 digits Feb 2022 John Fleischman; PSieve; srsieve; PrimeGrid; LLR
n = 1830444 551023 digits Jan 2024 Pavel Rosický; PPSE; PrimeGrid
k: 8715
max n: 2.372.575
n = 1 5 digits
n = 5 6 digits
n = 6 6 digits
n = 13 8 digits
n = 14 9 digits
n = 16 9 digits
n = 19 10 digits
n = 28 13 digits
n = 30 13 digits
n = 38 16 digits
n = 48 19 digits
n = 52 20 digits
n = 60 23 digits
n = 73 26 digits
n = 110 38 digits
n = 111 38 digits
n = 176 57 digits
n = 215 69 digits
n = 312 98 digits
n = 1560 474 digits
n = 1620 492 digits
n = 2594 785 digits
n = 2792 845 digits
n = 3214 972 digits
n = 3396 1027 digits 1993 Jeffrey Young
n = 3423 1035 digits 1993 Jeffrey Young
n = 3936 1189 digits
n = 4801 1450 digits 1993 Jeffrey Young
n = 5388 1626 digits
n = 7261 2190 digits
n = 7698 2322 digits May 1996 Patrick Demichel
n = 8120 2449 digits
n = 11870 3578 digits
n = 12040 3629 digits
n = 12181 3671 digits
n = 13999 4219 digits
n = 15420 4646 digits
n = 17094 5150 digits
n = 18720 5640 digits
n = 21971 6618 digits
n = 24656 7427 digits
n = 27073 8154 digits
n = 27149 8177 digits
n = 32522 9795 digits
n = 33121 9975 digits
n = 36388 10958 digits
n = 41839 12599 digits
n = 43334 13049 digits
n = 49621 14942 digits
n = 55380 16675 digits
n = 57196 17222 digits
n = 65334 19672 digits
n = 75065 22601 digits
n = 78889 23752 digits
n = 102966 31000 digits
n = 104556 31479 digits
n = 107402 32336 digits
n = 132878 40005 digits
n = 183771 55325 digits
n = 211168 63572 digits
n = 321392 96753 digits
n = 374212 112653 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 377886 113759 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 441023 132766 digits Dec 2012 Sascha Thorsten Dietsch; PPSE; PrimeGrid
n = 452094 136098 digits Apr 2009 Ulrich Fries; srsieve; PrimeGrid; LLR
n = 531771 160083 digits Jul 2010 Jonathan Champ; PSieve; srsieve; PrimeGrid; LLR
n = 730418 219882 digits Feb 2012 Sami Heikkila; PSieve; srsieve; PrimeGrid; LLR
n = 784792 236250 digits Mar 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1128878 339831 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1235606 371959 digits Feb 2014 Hiroyuki Okazaki; PSieve; srsieve; PrimeGrid; LLR
n = 1394780 419875 digits Mar 2016 Sascha Beat Dinkel; PSieve; srsieve; PrimeGrid; LLR
n = 1733363 521799 digits Feb 2023 PPSE; PrimeGrid
n = 1786119 537680 digits Dec 2023 Jonathan Sipes; PPSE; PrimeGrid
k: 8717
max n: 2.373.046
n = 3 5 digits
n = 35 15 digits
n = 99 34 digits
n = 135 45 digits
n = 195 63 digits
n = 639 197 digits
n = 2699 817 digits
n = 6527 1969 digits
n = 8739 2635 digits
n = 28187 8490 digits
n = 41555 12514 digits
n = 70175 21129 digits
n = 115983 34919 digits
k: 8719
max n: 2.372.833
n = 2 5 digits
n = 6 6 digits
n = 26 12 digits
n = 42 17 digits
n = 74 27 digits
n = 194 63 digits
n = 206 66 digits
n = 266 85 digits
n = 314 99 digits
n = 450 140 digits
n = 4974 1502 digits 1993 Jeffrey Young
n = 5582 1685 digits
n = 5606 1692 digits
n = 13382 4033 digits
n = 27642 8326 digits
n = 40494 12194 digits
n = 99942 30090 digits
n = 176402 53107 digits
n = 546674 164570 digits Sep 2010 Mike Parker; PSieve; srsieve; PrimeGrid; LLR
n = 1573766 473755 digits Feb 2020 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2284790 687795 digits Jun 2025 Ward De Ridder; PPSE; PrimeGrid
k: 8721
max n: 2.372.935
n = 1 5 digits
n = 4 6 digits
n = 5 6 digits
n = 7 7 digits
n = 16 9 digits
n = 20 10 digits
n = 37 16 digits
n = 65 24 digits
n = 127 43 digits
n = 196 63 digits
n = 271 86 digits
n = 400 125 digits
n = 805 247 digits
n = 1016 310 digits
n = 1493 454 digits
n = 1588 482 digits
n = 2072 628 digits
n = 2533 767 digits
n = 5371 1621 digits
n = 5465 1650 digits
n = 6332 1911 digits
n = 9428 2843 digits
n = 12328 3716 digits
n = 15473 4662 digits
n = 16076 4844 digits
n = 20261 6104 digits
n = 20276 6108 digits
n = 25213 7594 digits
n = 27007 8134 digits
n = 28624 8621 digits
n = 28877 8697 digits
n = 36595 11021 digits
n = 37297 11232 digits
n = 92252 27775 digits
n = 149128 44896 digits
n = 150211 45222 digits
n = 161485 48616 digits
n = 200203 60272 digits Apr 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 230420 69368 digits
n = 234277 70529 digits
n = 283675 85399 digits
n = 284696 85706 digits
n = 291836 87856 digits
n = 564436 169917 digits Oct 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 695045 209234 digits Sep 2011 Bruce Pine; PSieve; srsieve; PrimeGrid; LLR
n = 766208 230656 digits Feb 2012 Steven Wong; PSieve; srsieve; PrimeGrid; LLR
n = 1039603 312956 digits Jan 2013 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1404541 422813 digits May 2016 Stephen Draycott; PSieve; srsieve; PrimeGrid; LLR
n = 1457528 438764 digits Sep 2017 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1845856 555662 digits Jan 2024 Gregory Bennett; PPSE; PrimeGrid
n = 2060284 620212 digits Jan 2025 Zack Friedrichsen; PPSE; PrimeGrid
n = 2290441 689496 digits Jul 2025 Alex Hogan; PPSE; PrimeGrid
n = 2315260 696967 digits Oct 2025 Kai Presler; PPSE; PrimeGrid
k: 8723
max n: 2.373.020
n = 5 6 digits
n = 13 8 digits
n = 25 12 digits
n = 61 23 digits
n = 221 71 digits
n = 257 82 digits
n = 449 140 digits
n = 717 220 digits
n = 869 266 digits
n = 3485 1054 digits 1993 Jeffrey Young
n = 7505 2264 digits
n = 8133 2453 digits
n = 16481 4966 digits
n = 96257 28981 digits
n = 219429 66059 digits
n = 235557 70914 digits
n = 255825 77015 digits
n = 295553 88975 digits
n = 311853 93882 digits
n = 347137 104503 digits Apr 2012 Michael Millerick; PPSE; PrimeGrid
n = 400349 120521 digits Jul 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 938317 282466 digits Jul 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 939981 282967 digits Jul 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 964929 290477 digits Aug 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 2104505 633524 digits Jan 2025 Detlef Lexut; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8725
max n: 2.372.915
n = 6 6 digits
n = 8 7 digits
n = 60 23 digits
n = 78 28 digits
n = 80 29 digits
n = 92 32 digits
n = 182 59 digits
n = 200 65 digits
n = 276 88 digits
n = 590 182 digits
n = 680 209 digits
n = 1182 360 digits
n = 2852 863 digits
n = 3102 938 digits
n = 10632 3205 digits
n = 41888 12614 digits
n = 92252 27775 digits
n = 122660 36929 digits
n = 141576 42623 digits
n = 649896 195643 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 1412910 425333 digits Jul 2016 Stefan Ruch; PSieve; srsieve; PrimeGrid; LLR
n = 1430096 430506 digits Dec 2016 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
k: 8727
max n: 2.372.705
n = 6 6 digits
n = 7 7 digits
n = 12 8 digits
n = 22 11 digits
n = 24 12 digits
n = 34 15 digits
n = 60 23 digits
n = 72 26 digits
n = 94 33 digits
n = 99 34 digits
n = 102 35 digits
n = 106 36 digits
n = 108 37 digits
n = 127 43 digits
n = 187 61 digits
n = 240 77 digits
n = 270 86 digits
n = 294 93 digits
n = 691 212 digits
n = 847 259 digits
n = 970 296 digits
n = 1728 525 digits
n = 1755 533 digits
n = 2922 884 digits
n = 3087 934 digits
n = 3708 1121 digits 1993 Jeffrey Young
n = 5170 1561 digits
n = 7134 2152 digits
n = 9654 2911 digits
n = 12807 3860 digits
n = 13210 3981 digits
n = 15358 4628 digits
n = 25836 7782 digits
n = 30511 9189 digits
n = 31026 9344 digits
n = 33651 10134 digits
n = 46071 13873 digits
n = 47034 14163 digits Jul 1999 Tadashi Taura; Proth
n = 50542 15219 digits
n = 54262 16339 digits
n = 66175 19925 digits
n = 77815 23429 digits
n = 88390 26612 digits
n = 94398 28421 digits
n = 98919 29782 digits
n = 114442 34455 digits
n = 116182 34979 digits
n = 267990 80677 digits
n = 269187 81038 digits
n = 408780 123059 digits Sep 2012 Bart Kus; PPSE; PrimeGrid
n = 429586 129323 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 459252 138253 digits Jun 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 487099 146636 digits Feb 2010 Ian Dickinson; PSieve; srsieve; PrimeGrid; LLR
n = 521340 156943 digits Jul 2010 Choi Yooil; PSieve; srsieve; PrimeGrid; LLR
n = 549799 165510 digits
n = 606936 182710 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 765159 230340 digits Feb 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 997332 300231 digits Sep 2012 Serge Batalov; PSieve; srsieve; PrimeGrid; LLR
n = 1276471 384261 digits Jun 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1290682 388538 digits Sep 2014 Stefan Larsson; PSieve; srsieve; PrimeGrid; LLR
n = 1302282 392030 digits Feb 2015 Carlos Loureiro; PSieve; srsieve; PrimeGrid; LLR
n = 1561191 469970 digits Feb 2020 Brian D. Niegocki; PSieve; srsieve; PrimeGrid; LLR
n = 3416652 1028519 digits Apr 2022 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8729
max n: 2.372.804
n = 3 5 digits
n = 5 6 digits
n = 35 15 digits
n = 69 25 digits
n = 91 32 digits
n = 93 32 digits
n = 119 40 digits
n = 183 60 digits
n = 303 96 digits
n = 413 129 digits
n = 627 193 digits
n = 667 205 digits
n = 1445 439 digits
n = 1571 477 digits
n = 2427 735 digits
n = 3119 943 digits
n = 3527 1066 digits 1993 Jeffrey Young
n = 6967 2102 digits Mar 1996 Patrick Demichel
n = 12707 3830 digits
n = 15631 4710 digits
n = 21507 6479 digits
n = 28557 8601 digits
n = 28867 8694 digits
n = 33053 9954 digits
n = 39915 12020 digits
n = 48991 14752 digits
n = 56757 17090 digits
n = 89043 26809 digits
n = 107939 32497 digits
n = 118647 35721 digits
n = 138723 41764 digits
n = 206549 62182 digits
n = 342645 103151 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 551339 165974 digits Sep 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1128091 339594 digits Aug 2013 Eunseok Oh; PSieve; srsieve; PrimeGrid; LLR
n = 1242411 374007 digits Feb 2014 Josef Matousek; PSieve; srsieve; PrimeGrid; LLR
n = 2115619 636869 digits Jan 2025 Glenn Hall; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2233511 672358 digits Feb 2025 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8731
max n: 2.372.719
n = 4 6 digits
n = 8 7 digits
n = 40 16 digits
n = 60 23 digits
n = 124 42 digits
n = 196 63 digits
n = 480 149 digits
n = 484 150 digits
n = 2324 704 digits
n = 5244 1583 digits
n = 10868 3276 digits
n = 102028 30718 digits
n = 262384 78990 digits
n = 287220 86466 digits
k: 8733
max n: 2.373.035
n = 1 5 digits
n = 4 6 digits
n = 6 6 digits
n = 21 11 digits
n = 38 16 digits
n = 45 18 digits
n = 81 29 digits
n = 97 34 digits
n = 122 41 digits
n = 129 43 digits
n = 178 58 digits
n = 237 76 digits
n = 286 91 digits
n = 334 105 digits
n = 382 119 digits
n = 477 148 digits
n = 489 152 digits
n = 601 185 digits
n = 802 246 digits
n = 1033 315 digits
n = 1162 354 digits
n = 1373 418 digits
n = 1446 440 digits
n = 2272 688 digits
n = 2673 809 digits
n = 3154 954 digits
n = 4024 1216 digits 1993 Jeffrey Young
n = 6926 2089 digits
n = 6941 2094 digits
n = 7732 2332 digits May 1996 Patrick Demichel
n = 15984 4816 digits
n = 66297 19962 digits
n = 67618 20359 digits
n = 117772 35457 digits
n = 118089 35553 digits
n = 118537 35688 digits
n = 123264 37111 digits
n = 283665 85396 digits
n = 356674 107374 digits May 2012 PPSE; PrimeGrid
n = 572702 172405 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 614141 184879 digits Jan 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 661009 198988 digits Apr 2011 Oleksandr Vynogradov; PSieve; srsieve; PrimeGrid; LLR
n = 734162 221009 digits Feb 2012 Jianwen Ling; PSieve; srsieve; PrimeGrid; LLR
n = 992664 298826 digits Sep 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1222624 368051 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 8735
max n: 2.373.120
n = 1 5 digits
n = 7 7 digits
n = 23 11 digits
n = 101 35 digits
n = 107 37 digits
n = 119 40 digits
n = 467 145 digits
n = 647 199 digits
n = 781 240 digits
n = 919 281 digits
n = 1093 333 digits
n = 2887 874 digits
n = 3547 1072 digits 1993 Jeffrey Young
n = 6467 1951 digits
n = 8423 2540 digits
n = 24047 7243 digits
n = 24479 7373 digits Jan 1999 Baptiste Heyman; Proth
n = 28031 8443 digits
n = 33763 10168 digits
n = 37913 11417 digits
n = 116827 35173 digits
n = 147887 44523 digits
n = 150587 45336 digits
n = 287093 86428 digits
n = 351247 105740 digits Apr 2012 David Yost; PPSE; PrimeGrid
n = 377887 113760 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 432121 130086 digits Dec 2012 Sascha Thorsten Dietsch; PPSE; PrimeGrid
n = 520141 156582 digits Jun 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 694259 208997 digits Sep 2011 Vince Splain; PSieve; srsieve; PrimeGrid; LLR
n = 1653781 497842 digits Jan 2022 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1890847 569206 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8737
max n: 2.372.833
n = 2 5 digits
n = 12 8 digits
n = 26 12 digits
n = 62 23 digits
n = 122 41 digits
n = 156 51 digits
n = 562 174 digits
n = 698 215 digits
n = 812 249 digits
n = 1058 323 digits
n = 2054 623 digits
n = 2834 858 digits
n = 6418 1936 digits
n = 10622 3202 digits
n = 12052 3632 digits
n = 19340 5826 digits
n = 35498 10690 digits
n = 72190 21736 digits
n = 168322 50674 digits
n = 328466 98883 digits
n = 331220 99712 digits
n = 373850 112545 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 440090 132485 digits Dec 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 1337124 402519 digits Jun 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 2026186 609947 digits Dec 2024 Jonathan Gehrke; PPSE; PrimeGrid
k: 8739
max n: 2.372.884
n = 5 6 digits
n = 6 6 digits
n = 9 7 digits
n = 23 11 digits
n = 42 17 digits
n = 59 22 digits
n = 87 31 digits
n = 125 42 digits
n = 245 78 digits
n = 375 117 digits
n = 437 136 digits
n = 837 256 digits
n = 2489 754 digits
n = 2663 806 digits
n = 4137 1250 digits 1993 Jeffrey Young
n = 4269 1290 digits 1993 Jeffrey Young
n = 8277 2496 digits
n = 11225 3384 digits
n = 12005 3618 digits
n = 15965 4810 digits
n = 29849 8990 digits
n = 35445 10674 digits
n = 39983 12041 digits
n = 43986 13246 digits
n = 52277 15741 digits
n = 141263 42529 digits
n = 215405 64848 digits
n = 253569 76336 digits
n = 548915 165244 digits Sep 2010 Mike Nicodemus; PSieve; srsieve; PrimeGrid; LLR
n = 1156515 348150 digits Sep 2013 Jun Heok Ji; PSieve; srsieve; PrimeGrid; LLR
n = 1479125 445265 digits Feb 2018 Seth Johnson; PSieve; srsieve; PrimeGrid; LLR
n = 1837722 553214 digits Jan 2024 Randall Scalise; PPSE; PrimeGrid
n = 3386813 1019537 digits Dec 2021 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8741
max n: 2.372.640
n = 1 5 digits
n = 3 5 digits
n = 31 14 digits
n = 37 16 digits
n = 97 34 digits
n = 6241 1883 digits
n = 19237 5795 digits
n = 21171 6378 digits
n = 56571 17034 digits
n = 74593 22459 digits
n = 116079 34948 digits
n = 119211 35891 digits
n = 716071 215563 digits Nov 2011 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1448959 436185 digits May 2017 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
k: 8743
max n: 2.372.835
n = 8 7 digits
n = 12 8 digits
n = 26 12 digits
n = 34 15 digits
n = 36 15 digits
n = 44 18 digits
n = 48 19 digits
n = 58 22 digits
n = 70 26 digits
n = 78 28 digits
n = 224 72 digits
n = 256 82 digits
n = 418 130 digits
n = 544 168 digits
n = 748 230 digits
n = 840 257 digits
n = 938 287 digits
n = 978 299 digits
n = 1304 397 digits
n = 1952 592 digits
n = 2404 728 digits
n = 4620 1395 digits 1993 Jeffrey Young
n = 4630 1398 digits 1993 Jeffrey Young
n = 5394 1628 digits
n = 6590 1988 digits
n = 6840 2063 digits
n = 7638 2304 digits
n = 11490 3463 digits
n = 11558 3484 digits
n = 12368 3728 digits
n = 12378 3731 digits
n = 13218 3983 digits
n = 16344 4924 digits
n = 17966 5413 digits
n = 18892 5692 digits
n = 29730 8954 digits
n = 33806 10181 digits
n = 37810 11386 digits
n = 41660 12545 digits
n = 60248 18141 digits
n = 71778 21612 digits
n = 93174 28053 digits
n = 293746 88431 digits
n = 294416 88632 digits
n = 331392 99763 digits
n = 703632 211819 digits Sep 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 785680 236518 digits Mar 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 812266 244521 digits Mar 2012 Nico Hunger; PSieve; srsieve; PrimeGrid; LLR
n = 920818 277198 digits Jun 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 1078474 324657 digits May 2013 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1388452 417970 digits Feb 2016 Uwe Senftleben; PSieve; srsieve; PrimeGrid; LLR
n = 1803716 542977 digits Jan 2024 Toon Pistorius; PPSE; PrimeGrid
k: 8745
max n: 2.372.634
n = 1 5 digits
n = 2 5 digits
n = 4 6 digits
n = 8 7 digits
n = 9 7 digits
n = 12 8 digits
n = 18 10 digits
n = 20 10 digits
n = 35 15 digits
n = 53 20 digits
n = 55 21 digits
n = 62 23 digits
n = 78 28 digits
n = 113 38 digits
n = 116 39 digits
n = 141 47 digits
n = 156 51 digits
n = 160 53 digits
n = 222 71 digits
n = 378 118 digits
n = 413 129 digits
n = 420 131 digits
n = 568 175 digits
n = 756 232 digits
n = 845 259 digits
n = 930 284 digits
n = 1036 316 digits
n = 1143 349 digits
n = 1147 350 digits
n = 1197 365 digits
n = 1200 366 digits
n = 1359 414 digits
n = 1722 523 digits
n = 1780 540 digits
n = 1854 563 digits
n = 1878 570 digits
n = 1888 573 digits
n = 1962 595 digits
n = 2241 679 digits
n = 2430 736 digits
n = 2881 872 digits
n = 3707 1120 digits 1993 Jeffrey Young
n = 3985 1204 digits 1993 Jeffrey Young
n = 4468 1349 digits 1993 Jeffrey Young
n = 4496 1358 digits 1993 Jeffrey Young
n = 5168 1560 digits
n = 5647 1704 digits
n = 5864 1770 digits
n = 5874 1773 digits
n = 6360 1919 digits
n = 6573 1983 digits
n = 7029 2120 digits
n = 7093 2140 digits
n = 9807 2957 digits
n = 10283 3100 digits
n = 10500 3165 digits
n = 12415 3742 digits
n = 12885 3883 digits
n = 13669 4119 digits
n = 13740 4141 digits
n = 14993 4518 digits
n = 16220 4887 digits
n = 16778 5055 digits
n = 21979 6621 digits Oct 1996 Patrick Demichel
n = 24177 7282 digits
n = 35505 10693 digits
n = 41337 12448 digits
n = 43497 13098 digits
n = 64464 19410 digits
n = 104084 31337 digits
n = 112014 33724 digits
n = 158582 47742 digits
n = 187133 56337 digits
n = 246492 74206 digits
n = 251855 75820 digits
n = 264153 79522 digits
n = 268937 80963 digits
n = 308334 92822 digits
n = 311808 93868 digits
n = 326961 98430 digits
n = 341568 102827 digits Nov 2007 Mario Gaspar Neves; NewPGen; PRP; Proth
n = 358981 108068 digits May 2012 PPSE; PrimeGrid
n = 370456 111523 digits May 2012 PPSE; PrimeGrid
n = 390380 117521 digits Jul 2012 Dirk Dhuyvetters; PPSE; PrimeGrid
n = 395380 119026 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 398324 119912 digits Jul 2012 Frank Matillek; PPSE; PrimeGrid
n = 521444 156975 digits Jul 2010 Bruce Southey; PSieve; srsieve; PrimeGrid; LLR
n = 574940 173079 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 693663 208818 digits Sep 2011 John Sheridan; PSieve; srsieve; PrimeGrid; LLR
n = 1182856 356080 digits Oct 2013 Carlos Loureiro; PSieve; srsieve; PrimeGrid; LLR
n = 1256229 378167 digits Apr 2014 Michael Ward; PSieve; srsieve; PrimeGrid; LLR
n = 1277577 384593 digits Jun 2014 Gary Craig; PSieve; srsieve; PrimeGrid; LLR
n = 1292055 388952 digits Sep 2014 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1358668 409004 digits Sep 2015 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1390888 418703 digits Feb 2016 Roman Trunov; PSieve; srsieve; PrimeGrid; LLR
n = 1409673 424358 digits Jun 2016 David Yost; PSieve; srsieve; PrimeGrid; LLR
n = 1782906 536713 digits Dec 2023 Giovanni Valentino; PPSE; PrimeGrid
n = 1881616 566427 digits Feb 2024 Christian Guilleminot; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1914114 576210 digits Feb 2024 David Åkesson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2327729 700721 digits Dec 2025 Kai Presler; PPSE; PrimeGrid
k: 8747
max n: 2.372.982
n = 19 10 digits
n = 43 17 digits
n = 55 21 digits
n = 151 50 digits
n = 4167 1259 digits 1993 Jeffrey Young
n = 6003 1812 digits
n = 6279 1895 digits
n = 8307 2505 digits
n = 19735 5945 digits
n = 41683 12552 digits
n = 67771 20406 digits
n = 179871 54151 digits
n = 497863 149876 digits Jun 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 1299219 391108 digits Oct 2014 Michael R. McPherson; PSieve; srsieve; PrimeGrid; LLR
n = 3428755 1032163 digits Jul 2022 Dao Heng Liu; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8749
max n: 2.373.430
n = 278 88 digits
n = 574 177 digits
n = 794 243 digits
n = 2134 647 digits
n = 2438 738 digits
n = 9602 2895 digits
n = 21290 6413 digits
n = 87538 26356 digits
n = 140474 42291 digits
n = 162970 49063 digits
n = 237130 71388 digits
n = 300398 90433 digits
n = 337990 101750 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 384254 115676 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 445934 134244 digits Jan 2013 Dr. James Scott Brown; PPSE; PrimeGrid
n = 493982 148708 digits Mar 2010 James P. Burt; PSieve; srsieve; PrimeGrid; LLR
n = 879934 264891 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1662170 500367 digits Feb 2022 Wolfram Glatte; PSieve; srsieve; PrimeGrid; LLR
k: 8751
max n: 2.372.840
n = 3 5 digits
n = 9 7 digits
n = 11 8 digits
n = 13 8 digits
n = 24 12 digits
n = 25 12 digits
n = 35 15 digits
n = 47 19 digits
n = 84 30 digits
n = 93 32 digits
n = 129 43 digits
n = 228 73 digits
n = 332 104 digits
n = 643 198 digits
n = 1008 308 digits
n = 1320 402 digits
n = 2392 725 digits
n = 2639 799 digits
n = 2675 810 digits
n = 2797 846 digits
n = 3531 1067 digits 1993 Jeffrey Young
n = 3927 1187 digits 1993 Jeffrey Young
n = 4383 1324 digits 1993 Jeffrey Young
n = 6457 1948 digits
n = 7159 2160 digits
n = 7928 2391 digits
n = 18527 5582 digits
n = 24357 7337 digits
n = 26257 7909 digits
n = 30179 9089 digits
n = 48864 14714 digits
n = 50764 15286 digits
n = 54284 16346 digits
n = 64372 19382 digits
n = 90397 27217 digits
n = 94167 28352 digits
n = 101412 30532 digits
n = 116595 35103 digits
n = 151167 45510 digits
n = 485041 146016 digits Nov 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 909772 273873 digits Jun 2012 Wouter de Vries; PSieve; srsieve; PrimeGrid; LLR
n = 1009813 303988 digits Oct 2012 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1677284 504917 digits Mar 2022 Dusan Vykouril; PPSE; PrimeGrid
n = 2263861 681495 digits Apr 2025 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8753
max n: 2.371.876
n = 5 6 digits
n = 9 7 digits
n = 17 10 digits
n = 53 20 digits
n = 117 40 digits
n = 257 82 digits
n = 293 93 digits
n = 333 105 digits
n = 777 238 digits
n = 1277 389 digits
n = 1917 582 digits
n = 2229 675 digits
n = 3197 967 digits
n = 10289 3102 digits
n = 11873 3579 digits
n = 15297 4609 digits
n = 30957 9323 digits
n = 197085 59333 digits
k: 8755
max n: 2.372.801
n = 36 15 digits
n = 42 17 digits
n = 54 21 digits
n = 66 24 digits
n = 126 42 digits
n = 148 49 digits
n = 274 87 digits
n = 582 180 digits
n = 612 189 digits
n = 4224 1276 digits 1993 Jeffrey Young
n = 5476 1653 digits
n = 15004 4521 digits Nov 1997 Henri Lifchitz; Proth
n = 20124 6062 digits
n = 32838 9890 digits
n = 85134 25632 digits
n = 129972 39130 digits
n = 338712 101967 digits Apr 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 534154 160801 digits Jul 2010 Mariusz Lipka; PSieve; srsieve; PrimeGrid; LLR
n = 1297752 390667 digits Oct 2014 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
k: 8757
max n: 2.372.667
n = 10 7 digits
n = 12 8 digits
n = 70 26 digits
n = 74 27 digits
n = 100 35 digits
n = 234 75 digits
n = 322 101 digits
n = 334 105 digits
n = 514 159 digits
n = 658 203 digits
n = 679 209 digits
n = 1054 322 digits
n = 1094 334 digits
n = 1992 604 digits
n = 2028 615 digits
n = 2144 650 digits
n = 3904 1180 digits 1993 Jeffrey Young
n = 4334 1309 digits 1993 Jeffrey Young
n = 5144 1553 digits
n = 5248 1584 digits
n = 5374 1622 digits
n = 8462 2552 digits
n = 9460 2852 digits
n = 10328 3113 digits
n = 10394 3133 digits
n = 11498 3466 digits
n = 14938 4501 digits
n = 15404 4642 digits
n = 22207 6689 digits
n = 26860 8090 digits
n = 32414 9762 digits
n = 35078 10564 digits
n = 132518 39896 digits
n = 232258 69921 digits
n = 312034 93936 digits
n = 312852 94182 digits
n = 435650 131148 digits Dec 2012 Honza Cholt; PPSE; PrimeGrid
n = 444518 133818 digits Dec 2012 Philipp Bliedung; PPSE; PrimeGrid
n = 883087 265840 digits May 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1206864 363307 digits Feb 2014 Josef Matousek; PSieve; srsieve; PrimeGrid; LLR
n = 1682724 506555 digits Apr 2022 PPSE; PrimeGrid
n = 3359788 1011401 digits Mar 2021 Ryan Propper; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8759
max n: 2.373.190
n = 1 5 digits
n = 29 13 digits
n = 35 15 digits
n = 43 17 digits
n = 51 20 digits
n = 69 25 digits
n = 83 29 digits
n = 129 43 digits
n = 165 54 digits
n = 265 84 digits
n = 269 85 digits
n = 451 140 digits
n = 919 281 digits
n = 1099 335 digits
n = 1331 405 digits
n = 1553 472 digits
n = 2505 759 digits
n = 2613 791 digits
n = 7679 2316 digits
n = 7721 2329 digits May 1996 Patrick Demichel
n = 7945 2396 digits
n = 8213 2477 digits May 1996 Patrick Demichel
n = 9269 2795 digits
n = 18213 5487 digits
n = 19681 5929 digits
n = 50383 15171 digits
n = 57779 17398 digits
n = 79283 23871 digits
n = 126485 38080 digits
n = 145229 43723 digits
n = 157403 47387 digits
n = 179391 54007 digits
n = 183595 55272 digits
n = 247919 74635 digits
n = 249539 75123 digits
n = 591811 178157 digits Dec 2010 Sascha Beat Dinkel; PSieve; srsieve; PrimeGrid; LLR
n = 654041 196890 digits Mar 2011 David Parker; PSieve; srsieve; PrimeGrid; LLR
n = 1044073 314302 digits Feb 2013 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
n = 1202515 361998 digits Feb 2014 Brook Harste; PSieve; srsieve; PrimeGrid; LLR
n = 1342321 404083 digits Jun 2015 Sebastian Rädle; PSieve; srsieve; PrimeGrid; LLR
n = 1518959 457257 digits Feb 2019 Giles Averay-Jones; PSieve; srsieve; PrimeGrid; LLR
n = 1818795 547516 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 2109163 634926 digits Jan 2025 S Teoh; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8761
max n: 2.373.339
n = 4 6 digits
n = 40 16 digits
n = 56 21 digits
n = 172 56 digits
n = 280 89 digits
n = 388 121 digits
n = 2696 816 digits
n = 83224 25057 digits
k: 8763
max n: 2.372.868
n = 2 5 digits
n = 13 8 digits
n = 32 14 digits
n = 53 20 digits
n = 86 30 digits
n = 110 38 digits
n = 202 65 digits
n = 220 71 digits
n = 250 80 digits
n = 253 81 digits
n = 530 164 digits
n = 670 206 digits
n = 773 237 digits
n = 877 268 digits
n = 1810 549 digits
n = 2986 903 digits
n = 3421 1034 digits 1993 Jeffrey Young
n = 5932 1790 digits
n = 7684 2318 digits
n = 8717 2629 digits
n = 11182 3371 digits
n = 20732 6245 digits
n = 21844 6580 digits
n = 27604 8314 digits
n = 63976 19263 digits
n = 67340 20276 digits
n = 74246 22355 digits
n = 77204 23245 digits
n = 95837 28854 digits
n = 127126 38273 digits
n = 136990 41243 digits
n = 194926 58683 digits
n = 512996 154432 digits Jun 2010 Daishin Ueyama; PSieve; srsieve; PrimeGrid; LLR
n = 603724 181743 digits Jan 2011 Mark Redding; PSieve; srsieve; PrimeGrid; LLR
n = 1181354 355627 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1189310 358022 digits Nov 2013 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1338565 402953 digits Jun 2015 Nicholas Mohacsy; PSieve; srsieve; PrimeGrid; LLR
n = 1716437 516703 digits Oct 2022 Sam Slade; PPSE; PrimeGrid
k: 8765
max n: 2.372.960
n = 3 5 digits
n = 11 8 digits
n = 15 9 digits
n = 23 11 digits
n = 41 17 digits
n = 51 20 digits
n = 83 29 digits
n = 151 50 digits
n = 153 51 digits
n = 161 53 digits
n = 541 167 digits
n = 683 210 digits
n = 1533 466 digits
n = 2175 659 digits
n = 6033 1821 digits
n = 6821 2058 digits
n = 10131 3054 digits
n = 12823 3865 digits
n = 12903 3889 digits
n = 16221 4887 digits
n = 20691 6233 digits
n = 23493 7077 digits
n = 24173 7281 digits
n = 29051 8750 digits
n = 41131 12386 digits
n = 62475 18811 digits
n = 94875 28565 digits
n = 120473 36270 digits
n = 127231 38305 digits
n = 167155 50323 digits
n = 253403 76286 digits
n = 292343 88008 digits
n = 361731 108896 digits May 2012 Bob Hurd; PPSE; PrimeGrid
n = 1258495 378849 digits Apr 2014 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 2229563 671170 digits Feb 2025 James Early; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8767
max n: 2.372.965
n = 2 5 digits
n = 8 7 digits
n = 26 12 digits
n = 54 21 digits
n = 108 37 digits
n = 156 51 digits
n = 242 77 digits
n = 252 80 digits
n = 288 91 digits
n = 326 103 digits
n = 356 112 digits
n = 432 134 digits
n = 494 153 digits
n = 696 214 digits
n = 1994 605 digits
n = 2682 812 digits
n = 6506 1963 digits
n = 6714 2026 digits Mar 1996 Patrick Demichel
n = 40014 12050 digits
n = 81662 24587 digits
n = 140400 42269 digits
n = 224154 67482 digits
n = 428396 128964 digits Nov 2012 Jon Antonides; PPSE; PrimeGrid
n = 908904 273612 digits Jun 2012 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
k: 8769
max n: 2.373.084
n = 1 5 digits
n = 22 11 digits
n = 27 13 digits
n = 37 16 digits
n = 81 29 digits
n = 106 36 digits
n = 135 45 digits
n = 202 65 digits
n = 519 161 digits
n = 639 197 digits
n = 817 250 digits
n = 1077 329 digits
n = 1341 408 digits
n = 2607 789 digits
n = 2689 814 digits
n = 3921 1185 digits 1993 Jeffrey Young
n = 6157 1858 digits
n = 21795 6565 digits
n = 23910 7202 digits
n = 37897 11413 digits
n = 39589 11922 digits
n = 42135 12688 digits
n = 53389 16076 digits
n = 57606 17346 digits
n = 73845 22234 digits
n = 126505 38086 digits
n = 182806 55035 digits
n = 294207 88570 digits
n = 651457 196113 digits Feb 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 661822 199233 digits Mar 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1072422 322836 digits May 2013 Konstantin Stanko; PSieve; srsieve; PrimeGrid; LLR
k: 8771
max n: 2.373.024
n = 5 6 digits
n = 11 8 digits
n = 21 11 digits
n = 37 16 digits
n = 41 17 digits
n = 51 20 digits
n = 55 21 digits
n = 101 35 digits
n = 115 39 digits
n = 215 69 digits
n = 217 70 digits
n = 257 82 digits
n = 291 92 digits
n = 525 162 digits
n = 867 265 digits
n = 1071 327 digits
n = 1195 364 digits
n = 1307 398 digits
n = 1401 426 digits
n = 1491 453 digits
n = 3607 1090 digits 1993 Jeffrey Young
n = 4541 1371 digits 1993 Jeffrey Young
n = 4915 1484 digits 1993 Jeffrey Young
n = 6177 1864 digits
n = 7377 2225 digits May 1996 Patrick Demichel
n = 10365 3125 digits
n = 12187 3673 digits
n = 14675 4422 digits
n = 27987 8429 digits
n = 35787 10777 digits
n = 58895 17734 digits
n = 61221 18434 digits
n = 65451 19707 digits
n = 183525 55251 digits
n = 208927 62898 digits
n = 319227 96101 digits
n = 407887 122791 digits Aug 2012 Adrian Schori; PPSE; PrimeGrid
n = 667055 200808 digits Apr 2011 Alexander Meier; PSieve; srsieve; PrimeGrid; LLR
n = 1132057 340788 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
k: 8773
max n: 2.372.981
n = 8 7 digits
n = 14 9 digits
n = 18 10 digits
n = 22 11 digits
n = 24 12 digits
n = 104 36 digits
n = 142 47 digits
n = 568 175 digits
n = 864 265 digits
n = 1854 563 digits
n = 2602 788 digits
n = 2672 809 digits
n = 4518 1364 digits 1993 Jeffrey Young
n = 15504 4672 digits
n = 18982 5719 digits
n = 20368 6136 digits
n = 20888 6292 digits
n = 24638 7421 digits
n = 59334 17866 digits
n = 147072 44278 digits
n = 178654 53785 digits
n = 270738 81505 digits
n = 309794 93262 digits
n = 310834 93575 digits
n = 520498 156690 digits Jun 2010 Sami Heikkila; PSieve; srsieve; PrimeGrid; LLR
n = 1699078 511478 digits Jun 2022 Vaughan Davies; PPSE; PrimeGrid
n = 1791274 539232 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 3410558 1026685 digits Mar 2022 Seonghwan Kim; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8775
max n: 2.372.472
n = 1 5 digits
n = 3 5 digits
n = 4 6 digits
n = 14 9 digits
n = 16 9 digits
n = 17 10 digits
n = 25 12 digits
n = 26 12 digits
n = 36 15 digits
n = 39 16 digits
n = 43 17 digits
n = 51 20 digits
n = 61 23 digits
n = 75 27 digits
n = 137 46 digits
n = 179 58 digits
n = 188 61 digits
n = 285 90 digits
n = 295 93 digits
n = 297 94 digits
n = 426 133 digits
n = 445 138 digits
n = 731 224 digits
n = 757 232 digits
n = 856 262 digits
n = 998 305 digits
n = 1181 360 digits
n = 1434 436 digits
n = 1478 449 digits
n = 1540 468 digits
n = 2668 808 digits
n = 2798 847 digits
n = 2826 855 digits
n = 3673 1110 digits 1993 Jeffrey Young
n = 5085 1535 digits
n = 10201 3075 digits
n = 11106 3348 digits
n = 15154 4566 digits
n = 15896 4790 digits
n = 28439 8565 digits
n = 31989 9634 digits
n = 41506 12499 digits
n = 54318 16356 digits
n = 57765 17393 digits Jul 1999 Tadashi Taura; Proth
n = 73600 22160 digits
n = 127833 38486 digits
n = 157119 47302 digits
n = 204663 61614 digits
n = 287251 86476 digits
n = 293003 88207 digits
n = 301084 90640 digits
n = 305360 91927 digits
n = 327136 98482 digits
n = 399920 120392 digits Jul 2012 Kenta Miyakoshi; PPSE; PrimeGrid
n = 438260 131934 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 460096 138507 digits Jun 2009 Mike Parker; srsieve; PrimeGrid; LLR
n = 488889 147175 digits Feb 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 568583 171165 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 635436 191290 digits Feb 2011 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 674326 202997 digits Jul 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 903044 271848 digits Jun 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 911805 274485 digits Jun 2012 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 923858 278113 digits Jun 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1037344 312276 digits Jan 2013 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1576883 474694 digits Mar 2020 Yijun Guo; PSieve; srsieve; PrimeGrid; LLR
n = 1615371 486280 digits Feb 2021 Alen Kecic; PSieve; srsieve; PrimeGrid; LLR
n = 1817198 547036 digits Jan 2024 Roman Strajt; PPSE; PrimeGrid
n = 1860131 559960 digits Feb 2024 Derek Gordon; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2071380 623552 digits Jan 2025 LeRoy Blanchard; PPSE; PrimeGrid
n = 2191506 659713 digits Feb 2025 Cédric Latge; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2319624 698281 digits Nov 2025 Michael Wagner; PPSE; PrimeGrid
k: 8777
max n: 2.372.190
n = 31 14 digits
n = 35 15 digits
n = 43 17 digits
n = 55 21 digits
n = 67 25 digits
n = 79 28 digits
n = 115 39 digits
n = 167 55 digits
n = 199 64 digits
n = 239 76 digits
n = 1163 355 digits
n = 3359 1016 digits 1993 Jeffrey Young
n = 8095 2441 digits
n = 44959 13538 digits
n = 93811 28244 digits
n = 151799 45700 digits
n = 197215 59372 digits
n = 796915 239900 digits Mar 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 2072023 623746 digits Jan 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2082755 626976 digits Jan 2025 Mark Williams; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8779
max n: 2.372.685
n = 2 5 digits
n = 10 7 digits
n = 42 17 digits
n = 74 27 digits
n = 166 54 digits
n = 170 56 digits
n = 178 58 digits
n = 214 69 digits
n = 250 80 digits
n = 342 107 digits
n = 1098 335 digits
n = 1206 367 digits
n = 4562 1378 digits 1993 Jeffrey Young
n = 4870 1470 digits 1993 Jeffrey Young
n = 10022 3021 digits
n = 10450 3150 digits
n = 11470 3457 digits
n = 24506 7381 digits
n = 61558 18535 digits
n = 69082 20800 digits
n = 204682 61620 digits
n = 212742 64046 digits
n = 219030 65939 digits
n = 322490 97084 digits
n = 344314 103653 digits Apr 2012 Bruce Dodson; PPSE; PrimeGrid
n = 509346 153333 digits May 2010 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 600470 180764 digits Jan 2011 Eric Larson; PSieve; srsieve; PrimeGrid; LLR
n = 1870954 563218 digits Feb 2024 Jasper Damstra; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2024442 609422 digits Dec 2024 Valter Cavecchia; PPSE; PrimeGrid
k: 8781
max n: 2.372.290
n = 3 5 digits
n = 9 7 digits
n = 11 8 digits
n = 12 8 digits
n = 41 17 digits
n = 56 21 digits
n = 99 34 digits
n = 264 84 digits
n = 363 114 digits
n = 585 181 digits
n = 596 184 digits
n = 611 188 digits
n = 696 214 digits
n = 791 243 digits
n = 1412 429 digits
n = 1995 605 digits
n = 2811 851 digits
n = 3680 1112 digits 1993 Jeffrey Young
n = 5111 1543 digits
n = 6924 2089 digits
n = 7524 2269 digits
n = 8280 2497 digits
n = 9756 2941 digits
n = 16935 5102 digits
n = 21224 6394 digits
n = 74000 22281 digits
n = 77615 23369 digits
n = 94791 28539 digits
n = 107504 32366 digits
n = 128936 38818 digits
n = 140811 42393 digits
n = 174120 52420 digits
n = 211439 63654 digits
n = 277559 83558 digits
n = 288780 86936 digits
n = 489800 147449 digits Feb 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 660483 198830 digits Mar 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1163255 350179 digits Sep 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1925975 579781 digits Mar 2024 Daniel Zuyuan Lu; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8783
max n: 2.373.417
n = 13 8 digits
n = 33 14 digits
n = 285 90 digits
k: 8785
max n: 2.373.195
n = 2 5 digits
n = 10 7 digits
n = 16 9 digits
n = 34 15 digits
n = 36 15 digits
n = 40 16 digits
n = 100 35 digits
n = 312 98 digits
n = 316 100 digits
n = 432 134 digits
n = 434 135 digits
n = 562 174 digits
n = 640 197 digits
n = 1394 424 digits
n = 1722 523 digits
n = 1924 584 digits
n = 2170 658 digits
n = 2460 745 digits
n = 3324 1005 digits 1993 Jeffrey Young
n = 4564 1378 digits 1993 Jeffrey Young
n = 8340 2515 digits
n = 16924 5099 digits
n = 18376 5536 digits
n = 29196 8793 digits
n = 43476 13092 digits
n = 68620 20661 digits
n = 69376 20889 digits
n = 76482 23028 digits
n = 85522 25749 digits
n = 211450 63657 digits
n = 323436 97368 digits
n = 327034 98451 digits
n = 857256 258064 digits May 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
k: 8787
max n: 2.372.775
n = 2 5 digits
n = 3 5 digits
n = 4 6 digits
n = 10 7 digits
n = 11 8 digits
n = 16 9 digits
n = 26 12 digits
n = 28 13 digits
n = 30 13 digits
n = 34 15 digits
n = 38 16 digits
n = 44 18 digits
n = 76 27 digits
n = 86 30 digits
n = 94 33 digits
n = 131 44 digits
n = 134 45 digits
n = 182 59 digits
n = 218 70 digits
n = 266 85 digits
n = 314 99 digits
n = 322 101 digits
n = 414 129 digits
n = 452 141 digits
n = 472 147 digits
n = 475 147 digits
n = 500 155 digits
n = 548 169 digits
n = 568 175 digits
n = 571 176 digits
n = 594 183 digits
n = 806 247 digits
n = 866 265 digits
n = 870 266 digits
n = 1371 417 digits
n = 1670 507 digits
n = 1784 541 digits
n = 2284 692 digits
n = 2420 733 digits
n = 2494 755 digits
n = 2754 833 digits
n = 4256 1286 digits 1993 Jeffrey Young
n = 5026 1517 digits
n = 5618 1696 digits
n = 6100 1841 digits
n = 7166 2162 digits
n = 7227 2180 digits
n = 10482 3160 digits
n = 12802 3858 digits
n = 25364 7640 digits
n = 28510 8587 digits
n = 29838 8987 digits
n = 30131 9075 digits Nov 1997 Chris Caldwell; Dubner Cruncher
n = 32322 9734 digits
n = 42243 12721 digits
n = 43494 13097 digits
n = 51446 15491 digits
n = 53203 16020 digits
n = 67963 20463 digits Jun 2000 Chris Caldwell; Proth
n = 91760 27627 digits
n = 111643 33612 digits
n = 130010 39141 digits
n = 149070 44879 digits
n = 162668 48972 digits
n = 166742 50199 digits
n = 184235 55465 digits
n = 198610 59792 digits
n = 290314 87398 digits
n = 355971 107162 digits May 2012 PPSE; PrimeGrid
n = 388150 116849 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 636416 191585 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 835034 251375 digits Apr 2012 Maik Schlotter; PSieve; srsieve; PrimeGrid; LLR
n = 1201011 361545 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1257644 378593 digits Apr 2014 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1475091 444051 digits Feb 2018 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1629790 490620 digits Feb 2021 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 1647272 495883 digits Oct 2021 Erik Veit; PSieve; srsieve; PrimeGrid; LLR
n = 1758627 529404 digits Aug 2023 Randall Scalise; PPSE; PrimeGrid
n = 1825130 549423 digits Jan 2024 Vaughan Davies; PPSE; PrimeGrid
n = 1859638 559811 digits Feb 2024 Takeshi Nakamura; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1963723 591144 digits May 2024 ZinSig Kim; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2345512 706074 digits Mar 2026 Brandon Wharton; PPSE; PrimeGrid
k: 8789
max n: 2.372.840
n = 1 5 digits
n = 3 5 digits
n = 5 6 digits
n = 7 7 digits
n = 9 7 digits
n = 11 8 digits
n = 27 13 digits
n = 45 18 digits
n = 63 23 digits
n = 67 25 digits
n = 75 27 digits
n = 79 28 digits
n = 103 35 digits
n = 129 43 digits
n = 207 67 digits
n = 275 87 digits
n = 287 91 digits
n = 319 100 digits
n = 333 105 digits
n = 409 128 digits
n = 931 285 digits
n = 1205 367 digits
n = 1317 401 digits
n = 1837 557 digits
n = 1895 575 digits
n = 3215 972 digits
n = 3259 986 digits
n = 7111 2145 digits
n = 7357 2219 digits May 1996 Patrick Demichel
n = 10159 3063 digits
n = 13581 4093 digits
n = 15277 4603 digits
n = 31067 9357 digits
n = 34227 10308 digits
n = 40405 12168 digits
n = 49107 14787 digits
n = 51669 15558 digits
n = 60125 18104 digits
n = 81109 24421 digits
n = 104545 31476 digits
n = 120115 36163 digits
n = 122629 36919 digits
n = 198697 59818 digits
n = 303557 91384 digits
n = 304091 91545 digits
n = 321721 96852 digits
n = 530839 159803 digits Jul 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 590011 177615 digits Dec 2010 Valentino Ricciardelli; PSieve; srsieve; PrimeGrid; LLR
n = 759635 228677 digits Feb 2012 Mark Doom; PSieve; srsieve; PrimeGrid; LLR
n = 803187 241788 digits Mar 2012 BengtÅke Johansson; PSieve; srsieve; PrimeGrid; LLR
n = 830899 250130 digits Apr 2012 Shinya Matsuo; PSieve; srsieve; PrimeGrid; LLR
n = 882151 265558 digits May 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1240255 373358 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1377561 414692 digits Feb 2016 Sylvanus A. Zimmerman; PSieve; srsieve; PrimeGrid; LLR
n = 1767215 531989 digits Oct 2023 Yegor Ryabchikov; PPSE; PrimeGrid
n = 1951571 587486 digits Apr 2024 Daniel Greeley; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2195159 660813 digits Feb 2025 Kyle Gingrich; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3416543 1028486 digits Apr 2022 Ryan Propper; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8791
max n: 2.372.559
n = 268 85 digits
n = 1676 509 digits
n = 2396 726 digits
n = 11732 3536 digits
n = 68132 20514 digits
n = 293492 88354 digits
n = 360752 108602 digits Feb 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
k: 8793
max n: 2.371.680
n = 4 6 digits
n = 6 6 digits
n = 32 14 digits
n = 44 18 digits
n = 48 19 digits
n = 49 19 digits
n = 60 23 digits
n = 108 37 digits
n = 116 39 digits
n = 134 45 digits
n = 164 54 digits
n = 206 66 digits
n = 245 78 digits
n = 302 95 digits
n = 486 151 digits
n = 616 190 digits
n = 769 236 digits
n = 860 263 digits
n = 2264 686 digits
n = 2281 691 digits
n = 2344 710 digits
n = 2461 745 digits
n = 3860 1166 digits 1993 Jeffrey Young
n = 6182 1865 digits
n = 12990 3915 digits
n = 15148 4564 digits
n = 15628 4709 digits
n = 19990 6022 digits
n = 22169 6678 digits
n = 36209 10904 digits
n = 36630 11031 digits
n = 38990 11742 digits
n = 62574 18841 digits
n = 101029 30417 digits
n = 105137 31654 digits
n = 112769 33951 digits
n = 125400 37754 digits
n = 163800 49313 digits
n = 201420 60638 digits
n = 243348 73259 digits
n = 359144 108118 digits May 2012 PPSE; PrimeGrid
n = 520537 156702 digits Jun 2010 Jan Koval; PSieve; srsieve; PrimeGrid; LLR
n = 692438 208449 digits Sep 2011 Yuriy Bogachov; PSieve; srsieve; PrimeGrid; LLR
n = 708628 213323 digits Sep 2011 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 721174 217099 digits Nov 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 948420 285507 digits Jul 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1269062 382030 digits May 2014 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1994100 600288 digits Sep 2024 Andrew McNary; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8795
max n: 2.373.242
n = 9 7 digits
n = 41 17 digits
n = 63 23 digits
n = 149 49 digits
n = 177 58 digits
n = 327 103 digits
n = 345 108 digits
n = 1863 565 digits
n = 2997 907 digits
n = 9905 2986 digits
n = 22665 6827 digits
n = 72993 21978 digits
n = 105513 31767 digits
n = 119763 36057 digits
n = 138399 41667 digits
n = 171983 51776 digits
n = 206285 62102 digits
n = 287309 86493 digits
n = 346115 104195 digits Apr 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 648543 195235 digits Feb 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 938819 282617 digits Jul 2012 Göran Schmidt; PSieve; srsieve; PrimeGrid; LLR
n = 1003439 302070 digits Sep 2012 Kelvin Lewis; PSieve; srsieve; PrimeGrid; LLR
n = 1216257 366134 digits Feb 2014 Brook Harste; PSieve; srsieve; PrimeGrid; LLR
n = 1232255 370950 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 2203083 663199 digits Feb 2025 Lars Anker-Rasch; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2336823 703458 digits Jan 2026 Gregory Bennett; PPSE; PrimeGrid
k: 8797
max n: 2.372.657
n = 6 6 digits
n = 28 13 digits
n = 30 13 digits
n = 168 55 digits
n = 594 183 digits
n = 834 256 digits
n = 1026 313 digits
n = 1290 393 digits
n = 1908 579 digits
n = 2308 699 digits
n = 3570 1079 digits 1993 Jeffrey Young
n = 5760 1738 digits
n = 9600 2894 digits
n = 15594 4699 digits
n = 27648 8327 digits
n = 85698 25802 digits
n = 105174 31665 digits
n = 271200 81644 digits
n = 326896 98410 digits
n = 545620 164252 digits Sep 2010 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
k: 8799
max n: 2.372.613
n = 1 5 digits
n = 3 5 digits
n = 17 10 digits
n = 22 11 digits
n = 27 13 digits
n = 37 16 digits
n = 45 18 digits
n = 53 20 digits
n = 54 21 digits
n = 57 22 digits
n = 99 34 digits
n = 214 69 digits
n = 222 71 digits
n = 261 83 digits
n = 378 118 digits
n = 446 139 digits
n = 453 141 digits
n = 518 160 digits
n = 561 173 digits
n = 562 174 digits
n = 622 192 digits
n = 761 234 digits
n = 865 265 digits
n = 949 290 digits
n = 966 295 digits
n = 1053 321 digits
n = 1089 332 digits
n = 1273 388 digits
n = 1387 422 digits
n = 1707 518 digits
n = 1767 536 digits
n = 2287 693 digits
n = 2341 709 digits
n = 2689 814 digits
n = 3645 1102 digits 1993 Jeffrey Young
n = 5455 1647 digits
n = 6238 1882 digits
n = 6766 2041 digits
n = 6807 2054 digits
n = 12625 3805 digits
n = 12882 3882 digits
n = 13135 3958 digits
n = 13241 3990 digits
n = 17938 5404 digits
n = 18015 5427 digits
n = 22026 6635 digits
n = 30294 9124 digits
n = 45271 13632 digits
n = 48859 14712 digits
n = 49423 14882 digits
n = 56967 17153 digits
n = 137225 41313 digits
n = 258649 77866 digits
n = 282001 84895 digits
n = 325077 97862 digits
n = 389247 117179 digits Jul 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 582397 175323 digits Nov 2010 Iram Alves dos Santos Filho; PSieve; srsieve; PrimeGrid; LLR
n = 748023 225182 digits Feb 2012 David Sas; PSieve; srsieve; PrimeGrid; LLR
n = 812826 244689 digits Mar 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 880794 265150 digits May 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 980137 295055 digits Sep 2012 Jon Beard; PSieve; srsieve; PrimeGrid; LLR
n = 1070271 322188 digits May 2013 Heinz Durstewitz; PSieve; srsieve; PrimeGrid; LLR
n = 1186641 357219 digits Oct 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1424914 428946 digits Nov 2016 Yang Liu; PSieve; srsieve; PrimeGrid; LLR
n = 1517241 456739 digits Feb 2019 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
n = 1887013 568052 digits Feb 2024 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2129361 641006 digits Jan 2025 Jonathan Gehrke; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8801
max n: 2.372.602
n = 11 8 digits
n = 17 10 digits
n = 23 11 digits
n = 27 13 digits
n = 119 40 digits
n = 127 43 digits
n = 137 46 digits
n = 243 78 digits
n = 307 97 digits
n = 329 103 digits
n = 587 181 digits
n = 791 243 digits
n = 2627 795 digits
n = 2657 804 digits
n = 3097 937 digits
n = 4213 1273 digits 1993 Jeffrey Young
n = 8609 2596 digits May 1996 Patrick Demichel
n = 26277 7915 digits
n = 29859 8993 digits
n = 58573 17637 digits
n = 62337 18770 digits
n = 73419 22106 digits
n = 203313 61208 digits
n = 400601 120597 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 428549 129011 digits Nov 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 605777 182361 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 924291 278244 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1345293 404978 digits Aug 2015 Rudy Marsman; PSieve; srsieve; PrimeGrid; LLR
n = 1708237 514235 digits Sep 2022 Sam Slade; PPSE; PrimeGrid
k: 8803
max n: 2.372.781
n = 16 9 digits
n = 22 11 digits
n = 28 13 digits
n = 36 15 digits
n = 56 21 digits
n = 86 30 digits
n = 144 48 digits
n = 202 65 digits
n = 236 75 digits
n = 264 84 digits
n = 704 216 digits
n = 1844 560 digits
n = 1848 561 digits
n = 2174 659 digits
n = 2396 726 digits
n = 2716 822 digits
n = 4552 1375 digits 1993 Jeffrey Young
n = 13442 4051 digits
n = 19948 6009 digits
n = 29244 8808 digits
n = 31128 9375 digits
n = 35232 10610 digits
n = 96492 29051 digits
n = 137892 41514 digits
n = 164614 49558 digits
n = 167314 50371 digits
n = 269664 81181 digits
n = 784714 236227 digits Mar 2012 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 1171318 352606 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1174102 353444 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2147588 646493 digits Feb 2025 Robert Coplin; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8805
max n: 2.372.797
n = 2 5 digits
n = 5 6 digits
n = 14 9 digits
n = 23 11 digits
n = 77 28 digits
n = 83 29 digits
n = 98 34 digits
n = 139 46 digits
n = 202 65 digits
n = 257 82 digits
n = 259 82 digits
n = 263 84 digits
n = 286 91 digits
n = 290 92 digits
n = 305 96 digits
n = 307 97 digits
n = 319 100 digits
n = 379 119 digits
n = 500 155 digits
n = 577 178 digits
n = 589 182 digits
n = 667 205 digits
n = 698 215 digits
n = 809 248 digits
n = 1090 333 digits
n = 1195 364 digits
n = 1607 488 digits
n = 1949 591 digits
n = 2194 665 digits
n = 3113 942 digits
n = 3478 1051 digits 1993 Jeffrey Young
n = 3598 1088 digits 1993 Jeffrey Young
n = 3733 1128 digits 1993 Jeffrey Young
n = 3803 1149 digits 1993 Jeffrey Young
n = 5455 1647 digits
n = 7013 2116 digits Mar 1996 Patrick Demichel
n = 7838 2364 digits
n = 13375 4031 digits
n = 20203 6086 digits
n = 25534 7691 digits
n = 63430 19099 digits
n = 84130 25330 digits
n = 103790 31248 digits
n = 149639 45050 digits
n = 175045 52698 digits
n = 185119 55731 digits
n = 194483 58550 digits
n = 203902 61385 digits
n = 316234 95200 digits
n = 357757 107700 digits May 2012 David Yost; PPSE; PrimeGrid
n = 429637 129338 digits Dec 2012 Michael Millerick; PPSE; PrimeGrid
n = 863606 259976 digits May 2012 Lucas Koepke; PSieve; srsieve; PrimeGrid; LLR
n = 915644 275641 digits Jun 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1722133 518418 digits Dec 2022 Takashi Iwasaki; PPSE; PrimeGrid
n = 1874737 564357 digits Feb 2024 Valter Cavecchia; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2032967 611988 digits Dec 2024 Jonathan Gehrke; PPSE; PrimeGrid
k: 8807
max n: 2.372.826
n = 3 5 digits
n = 7 7 digits
n = 19 10 digits
n = 23 11 digits
n = 47 19 digits
n = 167 55 digits
n = 343 108 digits
n = 423 132 digits
n = 503 156 digits
n = 619 191 digits
n = 787 241 digits
n = 875 268 digits
n = 931 285 digits
n = 1115 340 digits
n = 1427 434 digits
n = 1631 495 digits
n = 2435 737 digits
n = 3279 992 digits
n = 3723 1125 digits 1993 Jeffrey Young
n = 5591 1688 digits
n = 35135 10581 digits
n = 42099 12678 digits
n = 48275 14537 digits
n = 53003 15960 digits
n = 65875 19835 digits
n = 243927 73434 digits
n = 244019 73461 digits
n = 293791 88444 digits
n = 594855 179074 digits Dec 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 2281471 686796 digits Jun 2025 Fangping Wen; PPSE; PrimeGrid
k: 8809
max n: 2.373.217
n = 6 6 digits
n = 18 10 digits
n = 50 19 digits
n = 162 53 digits
n = 222 71 digits
n = 338 106 digits
n = 1178 359 digits
n = 3710 1121 digits 1993 Jeffrey Young
n = 5094 1538 digits
n = 26142 7874 digits
n = 47562 14322 digits
n = 279566 84162 digits
n = 661046 198999 digits Mar 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 774614 233186 digits Feb 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1074870 323573 digits May 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1996586 601037 digits Sep 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8811
max n: 2.372.672
n = 1 5 digits
n = 3 5 digits
n = 4 6 digits
n = 7 7 digits
n = 13 8 digits
n = 16 9 digits
n = 19 10 digits
n = 43 17 digits
n = 45 18 digits
n = 55 21 digits
n = 61 23 digits
n = 63 23 digits
n = 69 25 digits
n = 84 30 digits
n = 117 40 digits
n = 160 53 digits
n = 184 60 digits
n = 216 69 digits
n = 225 72 digits
n = 255 81 digits
n = 279 88 digits
n = 303 96 digits
n = 316 100 digits
n = 631 194 digits
n = 657 202 digits
n = 769 236 digits
n = 777 238 digits
n = 843 258 digits
n = 933 285 digits
n = 976 298 digits
n = 1029 314 digits
n = 1081 330 digits
n = 1087 332 digits
n = 1168 356 digits
n = 1209 368 digits
n = 1693 514 digits
n = 1897 575 digits
n = 1924 584 digits
n = 1947 591 digits
n = 2508 759 digits
n = 2533 767 digits
n = 2940 889 digits
n = 2944 891 digits
n = 4125 1246 digits 1993 Jeffrey Young
n = 4528 1368 digits 1993 Jeffrey Young
n = 5860 1768 digits
n = 7881 2377 digits
n = 9529 2873 digits
n = 17043 5135 digits
n = 21445 6460 digits
n = 21567 6497 digits
n = 24499 7379 digits
n = 32752 9864 digits
n = 33565 10109 digits
n = 34372 10351 digits
n = 44343 13353 digits
n = 132699 39951 digits
n = 134068 40363 digits
n = 218791 65867 digits
n = 273804 82428 digits
n = 369933 111365 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 569509 171444 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 607716 182945 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 776961 233893 digits Feb 2012 Edward Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 917424 276177 digits Jun 2012 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 1068973 321797 digits May 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1921957 578571 digits Feb 2024 Mickaël Carlier; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8813
max n: 2.372.988
n = 1 5 digits
n = 17 10 digits
n = 25 12 digits
n = 45 18 digits
n = 53 20 digits
n = 89 31 digits
n = 317 100 digits
n = 549 170 digits
n = 597 184 digits
n = 661 203 digits
n = 749 230 digits
n = 1401 426 digits
n = 6493 1959 digits
n = 12453 3753 digits
n = 16741 5044 digits
n = 17481 5267 digits
n = 31089 9363 digits
n = 37361 11251 digits
n = 47729 14372 digits
n = 110465 33258 digits
n = 114749 34547 digits
n = 191153 57547 digits
n = 227245 68412 digits
n = 339489 102201 digits Apr 2012 Bruce Dodson; PPSE; PrimeGrid
n = 405057 121939 digits Aug 2012 Ronny Willig; PPSE; PrimeGrid
n = 1343961 404577 digits Jul 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1537249 462763 digits Apr 2019 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 1559353 469416 digits Feb 2020 Carlos Loureiro; PSieve; srsieve; PrimeGrid; LLR
n = 1820137 547920 digits Jan 2024 Ricky L Hubbard; PPSE; PrimeGrid
k: 8815
max n: 2.372.841
n = 4 6 digits
n = 10 7 digits
n = 32 14 digits
n = 58 22 digits
n = 124 42 digits
n = 142 47 digits
n = 332 104 digits
n = 344 108 digits
n = 740 227 digits
n = 778 239 digits
n = 1180 360 digits
n = 1376 419 digits
n = 1700 516 digits
n = 2770 838 digits
n = 3468 1048 digits 1993 Jeffrey Young
n = 7220 2178 digits
n = 9682 2919 digits
n = 10922 3292 digits
n = 13390 4035 digits
n = 55382 16676 digits
n = 58526 17623 digits
n = 132312 39834 digits
n = 212350 63928 digits
n = 262848 79130 digits
n = 368008 110786 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 477514 143750 digits Oct 2009 Robert M Weis; srsieve; PrimeGrid; LLR
n = 522770 157374 digits Jul 2010 Kai Ove Gran; PSieve; srsieve; PrimeGrid; LLR
n = 1728620 520371 digits Jan 2023 Zhiheng Sheng; PPSE; PrimeGrid
n = 3330748 1002660 digits Feb 2020 Michal Tatárka; PSieve; srsieve; PrimeGrid; LLR
k: 8817
max n: 2.372.562
n = 3 5 digits
n = 4 6 digits
n = 7 7 digits
n = 10 7 digits
n = 19 10 digits
n = 28 13 digits
n = 31 14 digits
n = 47 19 digits
n = 51 20 digits
n = 55 21 digits
n = 58 22 digits
n = 72 26 digits
n = 75 27 digits
n = 102 35 digits
n = 150 50 digits
n = 251 80 digits
n = 274 87 digits
n = 424 132 digits
n = 463 144 digits
n = 560 173 digits
n = 1124 343 digits
n = 1164 355 digits
n = 1684 511 digits
n = 1875 569 digits
n = 2659 805 digits
n = 3118 943 digits
n = 3635 1099 digits 1993 Jeffrey Young
n = 3862 1167 digits 1993 Jeffrey Young
n = 6372 1923 digits
n = 6462 1950 digits
n = 6528 1970 digits
n = 6834 2062 digits
n = 10498 3165 digits
n = 11195 3374 digits
n = 16032 4831 digits
n = 16063 4840 digits
n = 18795 5662 digits
n = 19687 5931 digits
n = 24199 7289 digits
n = 25398 7650 digits
n = 27259 8210 digits
n = 30239 9107 digits
n = 40162 12094 digits
n = 69979 21070 digits
n = 70360 21185 digits
n = 118703 35738 digits
n = 121710 36643 digits
n = 125302 37724 digits
n = 246460 74196 digits
n = 357979 107767 digits May 2012 PPSE; PrimeGrid
n = 414303 124722 digits Oct 2012 Bart Kus; PPSE; PrimeGrid
n = 416167 125283 digits Oct 2012 James Boerner; PPSE; PrimeGrid
n = 461722 138997 digits Jul 2009 Dave Sunderland; srsieve; PrimeGrid; LLR
n = 560679 168786 digits Oct 2010 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 877319 264104 digits May 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1015023 305557 digits Oct 2012 Tom Pepper; PSieve; srsieve; PrimeGrid; LLR
n = 1024662 308458 digits Oct 2012 Paul Lantinga; PSieve; srsieve; PrimeGrid; LLR
n = 1176515 354171 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1687590 508020 digits Apr 2022 Honza Cholt; PPSE; PrimeGrid
n = 1811571 545342 digits Jan 2024 Hiroki Saito; PPSE; PrimeGrid
n = 1861843 560475 digits Feb 2024 Cédric Latge; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8819
max n: 2.373.124
n = 23 11 digits
n = 25 12 digits
n = 97 34 digits
n = 107 37 digits
n = 113 38 digits
n = 577 178 digits
n = 613 189 digits
n = 1187 362 digits
n = 1547 470 digits
n = 1649 501 digits
n = 1897 575 digits
n = 4715 1424 digits 1993 Jeffrey Young
n = 6715 2026 digits
n = 9577 2887 digits
n = 12523 3774 digits
n = 16309 4914 digits
n = 21539 6488 digits
n = 30095 9064 digits
n = 68747 20699 digits
n = 81049 24403 digits
n = 83267 25070 digits
n = 137323 41343 digits
n = 138337 41648 digits
n = 510875 153793 digits Jun 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 968065 291421 digits Aug 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1128865 339827 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1236025 372085 digits Feb 2014 Josef Matousek; PSieve; srsieve; PrimeGrid; LLR
n = 1282837 386177 digits Jun 2014 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1341677 403889 digits Jun 2015 Maximilian Stiede; PSieve; srsieve; PrimeGrid; LLR
k: 8821
max n: 2.373.432
n = 8 7 digits
n = 12 8 digits
n = 16 9 digits
n = 516 160 digits
n = 2532 767 digits
n = 4228 1277 digits 1993 Jeffrey Young
n = 4448 1343 digits 1993 Jeffrey Young
n = 9012 2717 digits
n = 10248 3089 digits
n = 13816 4163 digits
n = 43748 13174 digits
n = 88844 26749 digits
n = 162724 48989 digits
n = 212964 64113 digits
n = 228776 68873 digits
n = 538324 162056 digits Jul 2010 Tom Shewbridge; PSieve; srsieve; PrimeGrid; LLR
n = 689928 207693 digits Sep 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 731736 220279 digits Feb 2012 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 888456 267456 digits May 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 996628 300019 digits Sep 2012 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 8823
max n: 2.372.813
n = 14 9 digits
n = 26 12 digits
n = 42 17 digits
n = 48 19 digits
n = 90 32 digits
n = 101 35 digits
n = 120 41 digits
n = 152 50 digits
n = 188 61 digits
n = 189 61 digits
n = 252 80 digits
n = 266 85 digits
n = 392 122 digits
n = 761 234 digits
n = 1148 350 digits
n = 1277 389 digits
n = 1302 396 digits
n = 1394 424 digits
n = 1616 491 digits
n = 1748 531 digits
n = 2760 835 digits
n = 3102 938 digits
n = 10017 3020 digits
n = 17393 5240 digits
n = 20064 6044 digits
n = 22680 6832 digits
n = 29142 8777 digits
n = 38846 11698 digits
n = 43818 13195 digits
n = 112001 33720 digits Feb 2002 William F. Garnett III; OpenPFGW
n = 116858 35182 digits
n = 230436 69373 digits
n = 244277 73539 digits
n = 520973 156833 digits Jun 2010 Danny T. Morris; PSieve; srsieve; PrimeGrid; LLR
n = 553770 166706 digits Oct 2010 Wolfgang Straubinger; PSieve; srsieve; PrimeGrid; LLR
n = 672600 202477 digits Jul 2011 Quasar Liao; PSieve; srsieve; PrimeGrid; LLR
n = 995060 299547 digits Sep 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1150548 346354 digits Sep 2013 Gang Zhou; PSieve; srsieve; PrimeGrid; LLR
n = 1230161 370320 digits Feb 2014 Robert Theis; PSieve; srsieve; PrimeGrid; LLR
n = 1741332 524198 digits Apr 2023 Andrew Dunchouk; PPSE; PrimeGrid
k: 8825
max n: 2.373.415
n = 9 7 digits
n = 49 19 digits
n = 93 32 digits
n = 121 41 digits
n = 135 45 digits
n = 165 54 digits
n = 345 108 digits
n = 439 137 digits
n = 1525 464 digits
n = 1701 516 digits
n = 2545 771 digits
n = 4359 1317 digits 1993 Jeffrey Young
n = 177433 53417 digits
n = 574609 172979 digits Nov 2010 Maciej Deorowicz; PSieve; srsieve; PrimeGrid; LLR
n = 624135 187888 digits Feb 2011 Mirko Wunder; PSieve; srsieve; PrimeGrid; LLR
k: 8827
max n: 2.372.883
n = 4 6 digits
n = 14 9 digits
n = 36 15 digits
n = 38 16 digits
n = 40 16 digits
n = 44 18 digits
n = 276 88 digits
n = 286 91 digits
n = 388 121 digits
n = 670 206 digits
n = 1180 360 digits
n = 1500 456 digits
n = 2326 705 digits
n = 4558 1377 digits 1993 Jeffrey Young
n = 5004 1511 digits
n = 6680 2015 digits Mar 1996 Patrick Demichel
n = 12990 3915 digits
n = 20860 6284 digits
n = 22814 6872 digits
n = 44616 13435 digits
n = 56870 17124 digits
n = 61980 18662 digits
n = 136726 41163 digits
n = 318670 95934 digits
n = 334016 100553 digits Apr 2012 Göran Schmidt; PPSE; PrimeGrid
n = 493150 148457 digits Mar 2010 Andrew Graham; PSieve; srsieve; PrimeGrid; LLR
n = 532636 160344 digits Jul 2010 Jan Krska; PSieve; srsieve; PrimeGrid; LLR
n = 588166 177060 digits Dec 2010 Donald Hatland; PSieve; srsieve; PrimeGrid; LLR
n = 1013136 304989 digits Oct 2012 Matthias Anwander; PSieve; srsieve; PrimeGrid; LLR
n = 1384780 416865 digits Feb 2016 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
k: 8829
max n: 2.372.761
n = 1 5 digits
n = 2 5 digits
n = 6 6 digits
n = 9 7 digits
n = 10 7 digits
n = 13 8 digits
n = 19 10 digits
n = 26 12 digits
n = 46 18 digits
n = 51 20 digits
n = 54 21 digits
n = 62 23 digits
n = 105 36 digits
n = 174 57 digits
n = 393 123 digits
n = 486 151 digits
n = 489 152 digits
n = 554 171 digits
n = 587 181 digits
n = 642 198 digits
n = 731 224 digits
n = 3045 921 digits
n = 3707 1120 digits 1993 Jeffrey Young
n = 4173 1261 digits 1993 Jeffrey Young
n = 4581 1383 digits 1993 Jeffrey Young
n = 9963 3004 digits
n = 13869 4179 digits
n = 23483 7074 digits
n = 24837 7481 digits
n = 34629 10429 digits
n = 43166 12999 digits
n = 55651 16757 digits
n = 76569 23054 digits
n = 171577 51654 digits
n = 437133 131595 digits Dec 2012 Tapio Rajala; PPSE; PrimeGrid
n = 606369 182540 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 913033 274855 digits Jun 2012 Takeshi Watanabe; PSieve; srsieve; PrimeGrid; LLR
n = 931807 280506 digits Jul 2012 Radoslaw Szymeczko; PSieve; srsieve; PrimeGrid; LLR
n = 1299595 391222 digits Oct 2014 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1662130 500355 digits Feb 2022 Andrew Dunchouk; PSieve; srsieve; PrimeGrid; LLR
n = 3413339 1027522 digits Mar 2022 Vaclav Koci; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8831
max n: 2.372.530
n = 7 7 digits
n = 51 20 digits
n = 75 27 digits
n = 85 30 digits
n = 901 276 digits
n = 1285 391 digits
n = 3287 994 digits
n = 17717 5338 digits Oct 1997 Harvey Seargeant; Proth
n = 28515 8588 digits
n = 60275 18149 digits
n = 125811 37877 digits
n = 411467 123868 digits Sep 2012 Ronny Willig; PPSE; PrimeGrid
n = 708495 213283 digits Sep 2011 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 949251 285757 digits Jul 2012 Leo Janda; PSieve; srsieve; PrimeGrid; LLR
n = 1730131 520826 digits Jan 2023 Juha Hauhia; PPSE; PrimeGrid
n = 3412931 1027399 digits Mar 2022 Ricky L Hubbard; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8833
max n: 2.373.025
n = 10 7 digits
n = 28 13 digits
n = 38 16 digits
n = 70 26 digits
n = 110 38 digits
n = 116 39 digits
n = 130 44 digits
n = 566 175 digits
n = 682 210 digits
n = 1678 510 digits
n = 9040 2726 digits
n = 39190 11802 digits
n = 44018 13255 digits
n = 50462 15195 digits
n = 52042 15671 digits
n = 86810 26137 digits
n = 227006 68340 digits
n = 251750 75789 digits
n = 1453240 437473 digits Jul 2017 Ed Goforth; PSieve; srsieve; PrimeGrid; LLR
k: 8835
max n: 2.372.539
n = 6 6 digits
n = 9 7 digits
n = 10 7 digits
n = 19 10 digits
n = 20 10 digits
n = 25 12 digits
n = 26 12 digits
n = 29 13 digits
n = 30 13 digits
n = 36 15 digits
n = 38 16 digits
n = 49 19 digits
n = 55 21 digits
n = 65 24 digits
n = 68 25 digits
n = 76 27 digits
n = 107 37 digits
n = 110 38 digits
n = 129 43 digits
n = 200 65 digits
n = 212 68 digits
n = 251 80 digits
n = 310 98 digits
n = 332 104 digits
n = 478 148 digits
n = 545 169 digits
n = 612 189 digits
n = 790 242 digits
n = 862 264 digits
n = 1022 312 digits
n = 1586 482 digits
n = 2750 832 digits
n = 2926 885 digits
n = 3422 1035 digits 1993 Jeffrey Young
n = 4752 1435 digits 1993 Jeffrey Young
n = 6372 1923 digits
n = 7271 2193 digits
n = 8425 2541 digits
n = 9042 2726 digits
n = 9718 2930 digits
n = 11260 3394 digits May 1996 Patrick Demichel
n = 12685 3823 digits
n = 14222 4286 digits
n = 21582 6501 digits
n = 26068 7852 digits
n = 26347 7936 digits
n = 28713 8648 digits
n = 33739 10161 digits
n = 45470 13692 digits
n = 45685 13757 digits
n = 51590 15535 digits Jul 1999 Tadashi Taura; Proth
n = 56551 17028 digits
n = 60109 18099 digits
n = 61036 18378 digits
n = 72727 21897 digits
n = 78419 23611 digits
n = 105551 31778 digits
n = 112756 33947 digits
n = 135050 40659 digits
n = 135253 40720 digits
n = 142168 42801 digits
n = 185398 55815 digits
n = 223876 67398 digits
n = 229572 69113 digits
n = 257011 77372 digits
n = 332522 100104 digits Apr 2012 Göran Schmidt; PPSE; PrimeGrid
n = 380392 114514 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 410356 123534 digits Sep 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 435613 131137 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 440412 132582 digits Dec 2012 Ardo van Rangelrooij; PPSE; PrimeGrid
n = 447460 134703 digits Jan 2013 Brian Carpenter; PPSE; PrimeGrid
n = 522957 157430 digits Jul 2010 Alan J Hidy; PSieve; srsieve; PrimeGrid; LLR
n = 771115 232133 digits Feb 2012 Maarten de Jong; PSieve; srsieve; PrimeGrid; LLR
n = 877991 264306 digits May 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 998230 300502 digits Sep 2012 John Murphy; PSieve; srsieve; PrimeGrid; LLR
n = 1092002 328730 digits May 2013 Heinz Durstewitz; PSieve; srsieve; PrimeGrid; LLR
n = 1404060 422669 digits Apr 2016 Shaun Cox; PSieve; srsieve; PrimeGrid; LLR
n = 1422152 428115 digits Sep 2016 Stefan Ruch; PSieve; srsieve; PrimeGrid; LLR
n = 3403266 1024490 digits Feb 2022 Tom Greer; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3472666 1045381 digits Jun 2023 Stefan Larsson; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8837
max n: 2.373.399
n = 11 8 digits
n = 39 16 digits
n = 107 37 digits
n = 119 40 digits
n = 207 67 digits
n = 495 153 digits
n = 527 163 digits
n = 747 229 digits
n = 827 253 digits
n = 1227 374 digits
n = 3267 988 digits
n = 3447 1042 digits 1993 Jeffrey Young
n = 8231 2482 digits
n = 10647 3210 digits
n = 250835 75513 digits
n = 1235559 371945 digits Feb 2014 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
n = 1752479 527553 digits Jun 2023 Andrew Dunchouk; PPSE; PrimeGrid
k: 8839
max n: 2.373.101
n = 10 7 digits
n = 30 13 digits
n = 138 46 digits
n = 270 86 digits
n = 27642 8326 digits
n = 46714 14067 digits
n = 53290 16046 digits
n = 86958 26181 digits
n = 999190 300791 digits Oct 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
k: 8841
max n: 2.372.816
n = 1 5 digits
n = 3 5 digits
n = 5 6 digits
n = 9 7 digits
n = 15 9 digits
n = 19 10 digits
n = 24 12 digits
n = 29 13 digits
n = 33 14 digits
n = 51 20 digits
n = 55 21 digits
n = 79 28 digits
n = 99 34 digits
n = 105 36 digits
n = 131 44 digits
n = 145 48 digits
n = 151 50 digits
n = 165 54 digits
n = 201 65 digits
n = 223 72 digits
n = 231 74 digits
n = 279 88 digits
n = 305 96 digits
n = 321 101 digits
n = 443 138 digits
n = 696 214 digits
n = 745 229 digits
n = 803 246 digits
n = 939 287 digits
n = 1213 370 digits
n = 1297 395 digits
n = 1299 395 digits
n = 1379 420 digits
n = 1563 475 digits
n = 1664 505 digits
n = 2329 706 digits
n = 2553 773 digits
n = 2577 780 digits
n = 2755 834 digits
n = 3008 910 digits
n = 3035 918 digits
n = 3881 1173 digits 1993 Jeffrey Young
n = 4173 1261 digits 1993 Jeffrey Young
n = 4187 1265 digits 1993 Jeffrey Young
n = 6503 1962 digits
n = 9039 2725 digits
n = 10680 3219 digits
n = 14807 4462 digits
n = 15015 4524 digits
n = 15465 4660 digits
n = 15923 4798 digits
n = 16361 4930 digits
n = 24219 7295 digits
n = 54295 16349 digits
n = 57723 17381 digits
n = 62795 18908 digits
n = 78585 23661 digits
n = 94419 28427 digits
n = 94479 28445 digits
n = 108507 32668 digits
n = 204017 61420 digits
n = 234023 70452 digits
n = 269157 81029 digits
n = 374055 112606 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 434361 130760 digits Dec 2012 Nikolaos Derziotis; PPSE; PrimeGrid
n = 443507 133513 digits Dec 2012 Tarmo Ilves; PPSE; PrimeGrid
n = 445145 134006 digits Jan 2013 Gary Craig; PPSE; PrimeGrid
n = 780224 234875 digits Feb 2012 JensOla Ekström; PSieve; srsieve; PrimeGrid; LLR
n = 783995 236010 digits Mar 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 913035 274855 digits Jun 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1095417 329758 digits Jun 2013 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1190048 358245 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1361815 409952 digits Oct 2015 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1393521 419496 digits Feb 2016 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
n = 1728919 520461 digits Jan 2023 Takashi Iwasaki; PPSE; PrimeGrid
n = 2021888 608653 digits Dec 2024 Dr. James Scott Brown; PPSE; PrimeGrid
n = 2077999 625544 digits Jan 2025 Mark Williams; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8843
max n: 2.372.476
n = 5 6 digits
n = 21 11 digits
n = 61 23 digits
n = 73 26 digits
n = 77 28 digits
n = 85 30 digits
n = 93 32 digits
n = 273 87 digits
n = 317 100 digits
n = 341 107 digits
n = 381 119 digits
n = 437 136 digits
n = 449 140 digits
n = 533 165 digits
n = 1845 560 digits
n = 2621 793 digits
n = 4389 1326 digits 1993 Jeffrey Young
n = 6177 1864 digits
n = 9205 2775 digits
n = 9369 2825 digits
n = 9821 2961 digits
n = 10949 3300 digits
n = 17077 5145 digits
n = 21157 6373 digits
n = 22341 6730 digits
n = 48177 14507 digits
n = 74593 22459 digits
n = 79325 23884 digits
n = 85373 25704 digits
n = 139065 41867 digits
n = 224509 67588 digits
n = 289737 87224 digits
n = 351421 105793 digits May 2012 PPSE; PrimeGrid
n = 597277 179803 digits Dec 2010 Eric Larson; PSieve; srsieve; PrimeGrid; LLR
n = 723985 217946 digits Nov 2011 Jacek Kotnowski; PSieve; srsieve; PrimeGrid; LLR
k: 8845
max n: 2.372.943
n = 2 5 digits
n = 8 7 digits
n = 12 8 digits
n = 22 11 digits
n = 40 16 digits
n = 76 27 digits
n = 78 28 digits
n = 90 32 digits
n = 124 42 digits
n = 160 53 digits
n = 224 72 digits
n = 228 73 digits
n = 310 98 digits
n = 326 103 digits
n = 376 118 digits
n = 378 118 digits
n = 596 184 digits
n = 792 243 digits
n = 828 254 digits
n = 896 274 digits
n = 1708 519 digits
n = 2412 731 digits
n = 2866 867 digits
n = 4026 1216 digits 1993 Jeffrey Young
n = 9348 2818 digits
n = 9606 2896 digits
n = 24154 7276 digits
n = 25242 7603 digits
n = 27692 8341 digits
n = 32412 9761 digits
n = 46478 13996 digits
n = 47816 14398 digits
n = 59322 17862 digits
n = 60102 18097 digits
n = 84310 25384 digits
n = 86726 26112 digits
n = 88632 26685 digits
n = 125890 37901 digits
n = 236092 71075 digits
n = 290992 87602 digits
n = 511536 153992 digits Jun 2010 Ian Abraham; PSieve; srsieve; PrimeGrid; LLR
n = 539786 162496 digits Aug 2010 Erik Maat; PSieve; srsieve; PrimeGrid; LLR
n = 673776 202831 digits Jul 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 823952 248039 digits Apr 2012 Gen Hayase; PSieve; srsieve; PrimeGrid; LLR
n = 997032 300141 digits Sep 2012 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1369286 412201 digits Dec 2015 Larfy Hu; PSieve; srsieve; PrimeGrid; LLR
n = 1658212 499176 digits Feb 2022 Cédric Latge; PSieve; srsieve; PrimeGrid; LLR
n = 1710902 515037 digits Sep 2022 Gary Bauer; PPSE; PrimeGrid
n = 2022768 608918 digits Dec 2024 Kai Presler; PPSE; PrimeGrid
n = 2309988 695380 digits Sep 2025 PPSE; PrimeGrid
k: 8847
max n: 2.372.794
n = 10 7 digits
n = 11 8 digits
n = 14 9 digits
n = 23 11 digits
n = 34 15 digits
n = 40 16 digits
n = 82 29 digits
n = 122 41 digits
n = 242 77 digits
n = 244 78 digits
n = 431 134 digits
n = 671 206 digits
n = 890 272 digits
n = 983 300 digits
n = 1043 318 digits
n = 1678 510 digits
n = 2770 838 digits
n = 3371 1019 digits 1993 Jeffrey Young
n = 7262 2191 digits
n = 8651 2609 digits
n = 8834 2664 digits
n = 14206 4281 digits
n = 15014 4524 digits
n = 16454 4958 digits
n = 24260 7307 digits
n = 30308 9128 digits
n = 32915 9913 digits
n = 41972 12639 digits
n = 79958 24074 digits
n = 95126 28640 digits
n = 105458 31750 digits
n = 177652 53483 digits
n = 227900 68609 digits
n = 609476 183475 digits Jan 2011 Adam Smith; PSieve; srsieve; PrimeGrid; LLR
n = 699112 210458 digits Sep 2011 Hans Sveen; PSieve; srsieve; PrimeGrid; LLR
n = 1005656 302737 digits Sep 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1336763 402410 digits Jun 2015 Wentao Huang; PSieve; srsieve; PrimeGrid; LLR
n = 1565780 471351 digits Feb 2020 Anthony Ayiomamitis; PSieve; srsieve; PrimeGrid; LLR
n = 1797035 540966 digits Jan 2024 Dr. James Scott Brown; PPSE; PrimeGrid
k: 8849
max n: 2.372.662
n = 3 5 digits
n = 7 7 digits
n = 15 9 digits
n = 17 10 digits
n = 47 19 digits
n = 59 22 digits
n = 87 31 digits
n = 355 111 digits
n = 367 115 digits
n = 379 119 digits
n = 793 243 digits
n = 1343 409 digits
n = 1505 457 digits
n = 3249 982 digits
n = 4799 1449 digits 1993 Jeffrey Young
n = 5187 1566 digits
n = 6623 1998 digits
n = 7063 2131 digits
n = 12257 3694 digits
n = 14257 4296 digits
n = 24385 7345 digits
n = 29567 8905 digits
n = 62455 18805 digits
n = 65123 19608 digits
n = 86375 26006 digits
n = 124993 37631 digits
n = 151339 45562 digits
n = 390793 117645 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 511433 153961 digits Jun 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 2000895 602334 digits Oct 2024 Tomasz Kaczmarek; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8851
max n: 2.372.791
n = 24 12 digits
n = 216 69 digits
n = 300 95 digits
n = 336 106 digits
n = 404 126 digits
n = 656 202 digits
n = 864 265 digits
n = 872 267 digits
n = 1484 451 digits
n = 2084 632 digits
n = 3164 957 digits
n = 19472 5866 digits
n = 28524 8591 digits
n = 33224 10006 digits
n = 52916 15934 digits
n = 188180 56652 digits
n = 378500 113944 digits Aug 2005 Michael Gillion; NewPGen; LLR
n = 772316 232495 digits Feb 2012 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
k: 8853
max n: 2.372.640
n = 1 5 digits
n = 4 6 digits
n = 12 8 digits
n = 16 9 digits
n = 24 12 digits
n = 64 24 digits
n = 96 33 digits
n = 177 58 digits
n = 184 60 digits
n = 292 92 digits
n = 388 121 digits
n = 394 123 digits
n = 636 196 digits
n = 721 221 digits
n = 1012 309 digits
n = 1017 311 digits
n = 1932 586 digits
n = 5146 1554 digits
n = 5668 1711 digits
n = 5746 1734 digits
n = 5856 1767 digits
n = 5938 1792 digits
n = 7932 2392 digits
n = 15682 4725 digits
n = 20292 6113 digits
n = 23100 6958 digits
n = 29625 8922 digits
n = 33820 10185 digits
n = 65517 19727 digits
n = 100173 30160 digits
n = 214780 64660 digits
n = 396097 119242 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 615304 185229 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 1015012 305554 digits Oct 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1512850 455418 digits Jan 2019 James Krauss; PSieve; srsieve; PrimeGrid; LLR
n = 2062876 620992 digits Jan 2025 Kerry Carlin; PPSE; PrimeGrid
k: 8855
max n: 2.373.210
n = 3 5 digits
n = 13 8 digits
n = 35 15 digits
n = 43 17 digits
n = 57 22 digits
n = 61 23 digits
n = 105 36 digits
n = 301 95 digits
n = 345 108 digits
n = 363 114 digits
n = 403 126 digits
n = 475 147 digits
n = 555 172 digits
n = 1077 329 digits
n = 1371 417 digits
n = 2965 897 digits
n = 3421 1034 digits 1993 Jeffrey Young
n = 6153 1857 digits
n = 7435 2243 digits
n = 19979 6019 digits
n = 24027 7237 digits
n = 54217 16325 digits
n = 77083 23209 digits
n = 78747 23710 digits
n = 101145 30452 digits
n = 159189 47925 digits
n = 170961 51469 digits
n = 206809 62260 digits
n = 262077 78897 digits
n = 499501 150369 digits May 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 581113 174937 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 641435 193096 digits Feb 2011 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 744985 224267 digits Feb 2012 Steve McNeill; PSieve; srsieve; PrimeGrid; LLR
n = 772339 232502 digits Feb 2012 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 1053069 317010 digits May 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1119553 337023 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1970027 593042 digits Jun 2024 Pete Allivato; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2169283 653024 digits Feb 2025 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2175177 654798 digits Feb 2025 Krzysztof Paniczko; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8857
max n: 2.373.191
n = 18 10 digits
n = 48 19 digits
n = 66 24 digits
n = 128 43 digits
n = 138 46 digits
n = 200 65 digits
n = 452 141 digits
n = 512 159 digits
n = 540 167 digits
n = 1846 560 digits
n = 2136 647 digits
n = 4722 1426 digits 1993 Jeffrey Young
n = 9946 2998 digits
n = 20626 6213 digits
n = 36360 10950 digits
n = 39656 11942 digits
n = 45106 13583 digits
n = 266538 80240 digits
n = 274476 82630 digits
n = 1013732 305168 digits Oct 2012 Giles Averay-Jones; NewPGen; PrimeGrid; Twin Prime Search; LLR
n = 1260018 379308 digits Apr 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1593008 479548 digits Sep 2020 Lee Stephens; PSieve; srsieve; PrimeGrid; LLR
n = 1840880 554165 digits Jan 2024 Nick Merrylees; PPSE; PrimeGrid
n = 2188426 658786 digits Feb 2025 Tom Kledzik; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8859
max n: 2.373.080
n = 2 5 digits
n = 5 6 digits
n = 6 6 digits
n = 69 25 digits
n = 102 35 digits
n = 215 69 digits
n = 261 83 digits
n = 490 152 digits
n = 942 288 digits
n = 1359 414 digits
n = 2202 667 digits
n = 2767 837 digits
n = 3054 924 digits
n = 4399 1329 digits 1993 Jeffrey Young
n = 4886 1475 digits 1993 Jeffrey Young
n = 5205 1571 digits
n = 6039 1822 digits
n = 7278 2195 digits
n = 11646 3510 digits
n = 13666 4118 digits
n = 18905 5695 digits
n = 19602 5905 digits
n = 19938 6006 digits
n = 22159 6675 digits
n = 27870 8394 digits
n = 54926 16539 digits
n = 68297 20564 digits
n = 79266 23866 digits
n = 80447 24221 digits
n = 94607 28484 digits
n = 117866 35486 digits
n = 125807 37876 digits
n = 155367 46775 digits
n = 206225 62084 digits
n = 237054 71365 digits
n = 307054 92437 digits
n = 357285 107558 digits May 2012 Adrian Schori; PPSE; PrimeGrid
n = 595949 179403 digits Dec 2010 Gerrit Slomma; PSieve; srsieve; PrimeGrid; LLR
n = 639847 192618 digits Feb 2011 Bob Tonson; PSieve; srsieve; PrimeGrid; LLR
n = 652006 196278 digits Mar 2011 Ken Thereau; PSieve; srsieve; PrimeGrid; LLR
n = 1185414 356850 digits Oct 2013 René Brückner; PSieve; srsieve; PrimeGrid; LLR
n = 1289562 388201 digits Aug 2014 Stefan Wakolbinger; PSieve; srsieve; PrimeGrid; LLR
n = 1677882 505097 digits Mar 2022 Heinz Durstewitz; PPSE; PrimeGrid
n = 2310495 695533 digits Sep 2025 Hugh Myers; PPSE; PrimeGrid
n = 3484982 1049089 digits Oct 2023 Michael Russell; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8861
max n: 2.372.860
n = 5 6 digits
n = 11 8 digits
n = 19 10 digits
n = 47 19 digits
n = 91 32 digits
n = 151 50 digits
n = 161 53 digits
n = 259 82 digits
n = 371 116 digits
n = 395 123 digits
n = 473 147 digits
n = 509 158 digits
n = 2473 749 digits
n = 3041 920 digits
n = 3517 1063 digits 1993 Jeffrey Young
n = 3881 1173 digits 1993 Jeffrey Young
n = 6095 1839 digits
n = 7325 2209 digits May 1996 Patrick Demichel
n = 8251 2488 digits
n = 9635 2905 digits
n = 18389 5540 digits
n = 27859 8391 digits
n = 50515 15211 digits
n = 53291 16047 digits
n = 53311 16053 digits
n = 55891 16829 digits
n = 73937 22262 digits
n = 109019 32822 digits
n = 320275 96417 digits
n = 479645 144392 digits Oct 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 487027 146614 digits Feb 2010 Oliver Timm; srsieve; PrimeGrid; LLR
n = 493477 148556 digits Mar 2010 Bjorn Lindberg; PSieve; srsieve; PrimeGrid; LLR
n = 617519 185896 digits Feb 2011 Bruce Southey; PSieve; srsieve; PrimeGrid; LLR
k: 8863
max n: 2.372.807
n = 10 7 digits
n = 14 9 digits
n = 26 12 digits
n = 34 15 digits
n = 90 32 digits
n = 110 38 digits
n = 114 39 digits
n = 126 42 digits
n = 136 45 digits
n = 160 53 digits
n = 268 85 digits
n = 280 89 digits
n = 316 100 digits
n = 636 196 digits
n = 646 199 digits
n = 734 225 digits
n = 870 266 digits
n = 936 286 digits
n = 1026 313 digits
n = 2004 608 digits
n = 4458 1346 digits 1993 Jeffrey Young
n = 5050 1525 digits
n = 5086 1535 digits
n = 6598 1991 digits
n = 7236 2183 digits
n = 7464 2251 digits
n = 12214 3681 digits
n = 13876 4182 digits
n = 26164 7881 digits
n = 54546 16424 digits
n = 89920 27073 digits
n = 103020 31017 digits
n = 123864 37291 digits
n = 165746 49899 digits
n = 640766 192894 digits Feb 2011 Martin Novak; PSieve; srsieve; PrimeGrid; LLR
n = 759880 228751 digits Feb 2012 Ardo van Rangelrooij; PSieve; srsieve; PrimeGrid; LLR
n = 945670 284679 digits Jul 2012 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1182270 355903 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2039470 613946 digits Jan 2025 Dawid Kwiatkowski; PPSE; PrimeGrid
n = 3327406 1001653 digits Jan 2020 Wolfgang Schwieger; PSieve; srsieve; PrimeGrid; LLR
n = 3465780 1043308 digits Apr 2023 Ryo Takahashi; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8865
max n: 2.372.833
n = 2 5 digits
n = 3 5 digits
n = 8 7 digits
n = 27 13 digits
n = 47 19 digits
n = 183 60 digits
n = 198 64 digits
n = 458 142 digits
n = 462 144 digits
n = 533 165 digits
n = 654 201 digits
n = 701 215 digits
n = 798 245 digits
n = 1172 357 digits
n = 1173 358 digits
n = 1179 359 digits
n = 1469 447 digits
n = 2378 720 digits
n = 2432 737 digits
n = 2693 815 digits
n = 2888 874 digits
n = 3356 1015 digits 1993 Jeffrey Young
n = 3746 1132 digits 1993 Jeffrey Young
n = 5637 1701 digits
n = 5778 1744 digits
n = 7938 2394 digits
n = 8237 2484 digits
n = 9746 2938 digits
n = 15284 4605 digits
n = 15458 4658 digits
n = 21411 6450 digits
n = 35498 10690 digits
n = 40316 12141 digits Jul 1999 Tadashi Taura; Proth
n = 75668 22783 digits
n = 129054 38854 digits
n = 365939 110163 digits May 2012 PPSE; PrimeGrid
n = 637037 191772 digits Feb 2011 Artur Obara; PSieve; srsieve; PrimeGrid; LLR
n = 1037846 312427 digits Jan 2013 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1768808 532469 digits Nov 2023 Vadim Bulanov; PPSE; PrimeGrid
n = 1916994 577077 digits Feb 2024 Michael Millerick; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1989378 598867 digits Aug 2024 Robert Coplin; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2020239 608157 digits Dec 2024 Jonathan Gehrke; PPSE; PrimeGrid
n = 2207948 664663 digits Feb 2025 Marius Vultur; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3346499 1007401 digits Jan 2021 Andreas Jourdan; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8867
max n: 2.373.447
n = 3 5 digits
n = 7 7 digits
n = 27 13 digits
n = 43 17 digits
n = 51 20 digits
n = 591 182 digits
n = 919 281 digits
n = 1743 529 digits
n = 4599 1389 digits 1993 Jeffrey Young
n = 9319 2810 digits
n = 53367 16070 digits
n = 58543 17628 digits
n = 279307 84084 digits
n = 889923 267898 digits Jun 2012 Adrian Reber; PSieve; srsieve; PrimeGrid; LLR
n = 1342783 404222 digits Jul 2015 Jim DelGrosso; PSieve; srsieve; PrimeGrid; LLR
n = 1999251 601839 digits Sep 2024 Greg Miller; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2333827 702556 digits Dec 2025 Michael Millerick; PPSE; PrimeGrid
k: 8869
max n: 2.373.394
n = 22 11 digits
n = 30 13 digits
n = 54 21 digits
n = 130 44 digits
n = 234 75 digits
n = 282 89 digits
n = 1246 380 digits
n = 1746 530 digits
n = 1818 552 digits
n = 4270 1290 digits 1993 Jeffrey Young
n = 373206 112351 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 2181198 656610 digits Feb 2025 Mario Lein; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8871
max n: 2.372.932
n = 3 5 digits
n = 4 6 digits
n = 5 6 digits
n = 8 7 digits
n = 37 16 digits
n = 39 16 digits
n = 64 24 digits
n = 65 24 digits
n = 83 29 digits
n = 100 35 digits
n = 156 51 digits
n = 159 52 digits
n = 184 60 digits
n = 277 88 digits
n = 284 90 digits
n = 288 91 digits
n = 325 102 digits
n = 420 131 digits
n = 455 141 digits
n = 592 183 digits
n = 808 248 digits
n = 1193 364 digits
n = 1660 504 digits
n = 3492 1056 digits 1993 Jeffrey Young
n = 3867 1169 digits 1993 Jeffrey Young
n = 5396 1629 digits
n = 5688 1717 digits
n = 5800 1750 digits
n = 6044 1824 digits
n = 6307 1903 digits
n = 10959 3303 digits
n = 26017 7836 digits
n = 30360 9144 digits
n = 33267 10019 digits
n = 39348 11849 digits
n = 54533 16421 digits
n = 65660 19770 digits
n = 73948 22265 digits
n = 74336 22382 digits
n = 103168 31061 digits
n = 107317 32310 digits
n = 110413 33242 digits
n = 211424 63649 digits
n = 246216 74123 digits
n = 315699 95039 digits
n = 365144 109924 digits May 2012 PPSE; PrimeGrid
n = 665536 200351 digits Apr 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 671408 202118 digits Jun 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 862372 259604 digits May 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1106952 333230 digits Jul 2013 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1120936 337440 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1750287 526893 digits Jun 2023 Howard Shi; PPSE; PrimeGrid
n = 1930404 581114 digits Mar 2024 Samuel Williams ; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2084443 627484 digits Jan 2025 Jonathan Gehrke; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8873
max n: 2.372.656
n = 1 5 digits
n = 5 6 digits
n = 9 7 digits
n = 21 11 digits
n = 41 17 digits
n = 73 26 digits
n = 77 28 digits
n = 137 46 digits
n = 229 73 digits
n = 257 82 digits
n = 269 85 digits
n = 305 96 digits
n = 497 154 digits
n = 1597 485 digits
n = 1917 582 digits
n = 3137 949 digits
n = 3745 1132 digits 1993 Jeffrey Young
n = 7789 2349 digits May 1996 Patrick Demichel
n = 24757 7457 digits
n = 47521 14310 digits
n = 49129 14794 digits
n = 55341 16664 digits
n = 146225 44023 digits
n = 159625 48056 digits
n = 287229 86469 digits
n = 466109 140317 digits Aug 2009 Dale Laluk; srsieve; PrimeGrid; LLR
n = 706273 212614 digits Sep 2011 Michael Becker; PSieve; srsieve; PrimeGrid; LLR
n = 727053 218869 digits Feb 2012 Ulrich Hartel; PSieve; srsieve; PrimeGrid; LLR
n = 1121961 337748 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 2167745 652561 digits Feb 2025 Nico Puada; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2343465 705458 digits Feb 2026 Valter Cavecchia; PPSE; PrimeGrid
k: 8875
max n: 2.372.797
n = 16 9 digits
n = 88 31 digits
n = 160 53 digits
n = 304 96 digits
n = 338 106 digits
n = 650 200 digits
n = 1766 536 digits
n = 2216 672 digits
n = 3674 1110 digits 1993 Jeffrey Young
n = 5288 1596 digits
n = 51112 15391 digits
n = 105386 31729 digits
n = 1411456 424895 digits Jun 2016 Ondrej Hajek; PSieve; srsieve; PrimeGrid; LLR
k: 8877
max n: 2.372.826
n = 2 5 digits
n = 8 7 digits
n = 24 12 digits
n = 27 13 digits
n = 39 16 digits
n = 42 17 digits
n = 50 19 digits
n = 116 39 digits
n = 146 48 digits
n = 166 54 digits
n = 194 63 digits
n = 212 68 digits
n = 322 101 digits
n = 354 111 digits
n = 378 118 digits
n = 423 132 digits
n = 567 175 digits
n = 584 180 digits
n = 662 204 digits
n = 728 224 digits
n = 764 234 digits
n = 830 254 digits
n = 855 262 digits
n = 926 283 digits
n = 948 290 digits
n = 1814 551 digits
n = 2066 626 digits
n = 2186 662 digits
n = 2636 798 digits
n = 3204 969 digits
n = 3252 983 digits
n = 7448 2247 digits
n = 8864 2673 digits
n = 10827 3264 digits
n = 14822 4466 digits
n = 15266 4600 digits
n = 20802 6266 digits
n = 20840 6278 digits
n = 22414 6752 digits
n = 24184 7285 digits
n = 34770 10471 digits
n = 53336 16060 digits
n = 78722 23702 digits
n = 84244 25364 digits
n = 103052 31026 digits
n = 172399 51902 digits
n = 194130 58443 digits
n = 237763 71578 digits
n = 251456 75700 digits
n = 294224 88575 digits
n = 299536 90174 digits
n = 356750 107397 digits May 2012 David Yost; PPSE; PrimeGrid
n = 443955 133648 digits Dec 2012 Pietari Snow; PPSE; PrimeGrid
n = 522696 157352 digits Jul 2010 Bob Naas; PSieve; srsieve; PrimeGrid; LLR
n = 596872 179681 digits Dec 2010 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
n = 900132 270971 digits Jun 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 1417444 426698 digits Aug 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 3381936 1018069 digits Oct 2021 Andre Meditz; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8879
max n: 2.372.998
n = 5 6 digits
n = 9 7 digits
n = 65 24 digits
n = 83 29 digits
n = 143 47 digits
n = 231 74 digits
n = 273 87 digits
n = 443 138 digits
n = 879 269 digits
n = 1005 307 digits
n = 1157 353 digits
n = 2523 764 digits
n = 2895 876 digits
n = 3927 1187 digits 1993 Jeffrey Young
n = 7277 2195 digits
n = 13751 4144 digits
n = 15407 4642 digits
n = 19809 5968 digits
n = 28815 8679 digits
n = 34631 10429 digits
n = 38979 11738 digits
n = 47985 14449 digits
n = 83369 25101 digits
n = 146027 43963 digits
n = 210509 63374 digits
n = 238887 71917 digits
n = 452939 136353 digits May 2009 Tim Rickard; srsieve; PrimeGrid; LLR
n = 692901 208588 digits Sep 2011 Richer Yang; PSieve; srsieve; PrimeGrid; LLR
n = 870695 262110 digits May 2012 Arif Mert Kapicioglu; PSieve; srsieve; PrimeGrid; LLR
n = 905193 272495 digits Jun 2012 Tsutomu Takeuchi; PSieve; srsieve; PrimeGrid; LLR
n = 1583519 476691 digits Aug 2020 Vaughan Davies; PSieve; srsieve; PrimeGrid; LLR
k: 8881
max n: 2.372.883
n = 4 6 digits
n = 28 13 digits
n = 40 16 digits
n = 108 37 digits
n = 412 128 digits
n = 448 139 digits
n = 900 275 digits
n = 29352 8840 digits
n = 33712 10153 digits
n = 53200 16019 digits
n = 120508 36281 digits
n = 320772 96566 digits
n = 325224 97907 digits
n = 350172 105417 digits Apr 2012 James Boerner; PPSE; PrimeGrid
n = 410248 123501 digits Sep 2012 Bart Kus; PPSE; PrimeGrid
n = 1558852 469266 digits Feb 2020 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
k: 8883
max n: 2.372.651
n = 2 5 digits
n = 8 7 digits
n = 33 14 digits
n = 34 15 digits
n = 44 18 digits
n = 50 20 digits
n = 68 25 digits
n = 84 30 digits
n = 310 98 digits
n = 314 99 digits
n = 318 100 digits
n = 462 144 digits
n = 585 181 digits
n = 950 290 digits
n = 2177 660 digits
n = 2270 688 digits
n = 2520 763 digits
n = 2697 816 digits
n = 4712 1423 digits 1993 Jeffrey Young
n = 5017 1515 digits
n = 5144 1553 digits
n = 6633 2001 digits
n = 7537 2273 digits
n = 14940 4502 digits
n = 17922 5400 digits
n = 20382 6140 digits
n = 20929 6305 digits
n = 40524 12203 digits
n = 59760 17994 digits
n = 66708 20086 digits
n = 102210 30773 digits
n = 109892 33085 digits
n = 225678 67940 digits
n = 282802 85136 digits
n = 301448 90749 digits
n = 393624 118497 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 492582 148286 digits Mar 2010 Bruce Southey; PSieve; srsieve; PrimeGrid; LLR
n = 529185 159305 digits Jul 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 736737 221784 digits Feb 2012 Dennis Chi; PSieve; srsieve; PrimeGrid; LLR
n = 911650 274438 digits Jun 2012 Mariusz Szafrański; PSieve; srsieve; PrimeGrid; LLR
n = 1026548 309026 digits Oct 2012 Marian Vicena; PSieve; srsieve; PrimeGrid; LLR
n = 1178121 354654 digits Oct 2013 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 1362930 410287 digits Oct 2015 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2201713 662786 digits Feb 2025 Naotaka Tamai; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2343982 705613 digits Feb 2026 PPSE; PrimeGrid
k: 8885
max n: 2.373.236
n = 3 5 digits
n = 9 7 digits
n = 23 11 digits
n = 27 13 digits
n = 33 14 digits
n = 41 17 digits
n = 47 19 digits
n = 71 26 digits
n = 87 31 digits
n = 89 31 digits
n = 99 34 digits
n = 151 50 digits
n = 189 61 digits
n = 861 264 digits
n = 1553 472 digits
n = 1999 606 digits
n = 2063 625 digits
n = 2283 692 digits
n = 2549 772 digits
n = 4349 1314 digits 1993 Jeffrey Young
n = 4521 1365 digits 1993 Jeffrey Young
n = 5873 1772 digits
n = 6417 1936 digits
n = 8973 2706 digits
n = 18847 5678 digits
n = 37881 11408 digits
n = 61773 18600 digits
n = 61815 18613 digits
n = 73139 22021 digits
n = 89191 26854 digits
n = 175415 52810 digits
n = 190371 57312 digits
n = 195573 58878 digits
n = 198221 59675 digits
n = 1035911 311845 digits Jan 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1376513 414376 digits Jan 2016 Serge Batalov; PSieve; srsieve; PrimeGrid; LLR
n = 2014251 606354 digits Nov 2024 Jan Kožíšek; PPSE; PrimeGrid
k: 8887
max n: 2.373.386
n = 4 6 digits
n = 64 24 digits
n = 144 48 digits
n = 204 66 digits
n = 748 230 digits
n = 3556 1075 digits 1993 Jeffrey Young
n = 10308 3107 digits
n = 16384 4937 digits
n = 45796 13790 digits
n = 54386 16376 digits
n = 70104 21108 digits
n = 87424 26322 digits
n = 171554 51647 digits
n = 257594 77548 digits
n = 352828 106216 digits May 2012 PPSE; PrimeGrid
n = 1718548 517339 digits Nov 2022 David Bestor; PPSE; PrimeGrid
k: 8889
max n: 2.372.665
n = 10 7 digits
n = 11 8 digits
n = 118 40 digits
n = 158 52 digits
n = 269 85 digits
n = 446 139 digits
n = 569 176 digits
n = 586 181 digits
n = 731 225 digits
n = 961 294 digits
n = 1978 600 digits
n = 2314 701 digits
n = 4483 1354 digits 1993 Jeffrey Young
n = 5674 1712 digits
n = 18821 5670 digits
n = 30274 9118 digits
n = 41606 12529 digits
n = 46274 13934 digits
n = 47681 14358 digits
n = 82339 24791 digits
n = 122998 37031 digits
n = 165590 49852 digits
n = 268354 80787 digits
n = 274579 82661 digits
n = 372346 112092 digits May 2012 PPSE; PrimeGrid
n = 1112753 334976 digits Jul 2013 Gilbert Kalus; PSieve; srsieve; PrimeGrid; LLR
n = 1194721 359651 digits Oct 2013 Robert Hoffman; PSieve; srsieve; PrimeGrid; LLR
n = 1490630 448729 digits May 2018 Wolfram Glatte; PSieve; srsieve; PrimeGrid; LLR
k: 8891
max n: 2.372.804
n = 1 5 digits
n = 3 5 digits
n = 9 7 digits
n = 23 11 digits
n = 25 12 digits
n = 71 26 digits
n = 83 29 digits
n = 179 58 digits
n = 235 75 digits
n = 265 84 digits
n = 275 87 digits
n = 419 131 digits
n = 425 132 digits
n = 461 143 digits
n = 851 261 digits
n = 1245 379 digits
n = 1935 587 digits
n = 2561 775 digits
n = 4083 1234 digits 1993 Jeffrey Young
n = 5695 1719 digits
n = 7225 2179 digits
n = 7421 2238 digits
n = 12399 3737 digits
n = 12441 3750 digits
n = 12555 3784 digits
n = 16973 5114 digits
n = 17373 5234 digits
n = 17515 5277 digits
n = 19469 5865 digits
n = 20735 6246 digits
n = 25125 7568 digits
n = 39183 11800 digits
n = 41019 12352 digits
n = 59821 18012 digits
n = 65759 19800 digits
n = 86139 25935 digits
n = 95713 28817 digits
n = 100059 30125 digits
n = 101435 30539 digits
n = 124949 37618 digits
n = 136983 41240 digits
n = 213821 64371 digits
n = 216009 65030 digits
n = 261879 78838 digits
n = 309753 93249 digits
n = 380999 114697 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 407603 122705 digits Aug 2012 Kelvin Lewis; PPSE; PrimeGrid
n = 412499 124179 digits Sep 2012 James Boerner; PPSE; PrimeGrid
n = 554125 166813 digits Oct 2010 Sascha Beat Dinkel; PSieve; srsieve; PrimeGrid; LLR
n = 618533 186201 digits Jan 2011 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 790683 238024 digits Mar 2012 Amy Chambers; PSieve; srsieve; PrimeGrid; LLR
n = 1043485 314125 digits Feb 2013 Takeshi Watanabe; PSieve; srsieve; PrimeGrid; LLR
n = 1610331 484762 digits Nov 2020 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1693043 509661 digits May 2022 Honza Cholt; PPSE; PrimeGrid
n = 1731183 521142 digits Jan 2023 Greg Miller; PPSE; PrimeGrid
n = 3428303 1032026 digits Jul 2022 Alvaro Morera; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8893
max n: 2.373.229
n = 2 5 digits
n = 14 9 digits
n = 144 48 digits
n = 224 72 digits
n = 464 144 digits
n = 3336 1009 digits 1993 Jeffrey Young
n = 4140 1251 digits 1993 Jeffrey Young
n = 5252 1585 digits
n = 15752 4746 digits
n = 15902 4791 digits
n = 16514 4976 digits
n = 24542 7392 digits
n = 80124 24124 digits
n = 98294 29594 digits
n = 195704 58917 digits
n = 213864 64384 digits
n = 218702 65840 digits
n = 303984 91513 digits
n = 909230 273710 digits Jun 2012 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 1317992 396760 digits Mar 2015 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 1942112 584638 digits Mar 2024 Greg Miller; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8895
max n: 2.372.799
n = 1 5 digits
n = 3 5 digits
n = 30 13 digits
n = 33 14 digits
n = 76 27 digits
n = 87 31 digits
n = 100 35 digits
n = 223 72 digits
n = 423 132 digits
n = 600 185 digits
n = 630 194 digits
n = 670 206 digits
n = 726 223 digits
n = 811 249 digits
n = 1486 452 digits
n = 1497 455 digits
n = 1822 553 digits
n = 3903 1179 digits 1993 Jeffrey Young
n = 4716 1424 digits 1993 Jeffrey Young
n = 11766 3546 digits
n = 20013 6029 digits
n = 25702 7742 digits
n = 34225 10307 digits
n = 35743 10764 digits
n = 41656 12544 digits
n = 56037 16873 digits
n = 77923 23462 digits
n = 82197 24748 digits
n = 90756 27325 digits
n = 102171 30761 digits
n = 110806 33360 digits
n = 121267 36509 digits
n = 162580 48946 digits
n = 243997 73455 digits
n = 269452 81118 digits
n = 837112 252000 digits Apr 2012 Timothy Winkler; PSieve; srsieve; PrimeGrid; LLR
n = 997963 300421 digits Sep 2012 Jedidiah OBrien; PSieve; srsieve; PrimeGrid; LLR
n = 1052470 316829 digits May 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1173061 353131 digits Oct 2013 Mike Ingram; PSieve; srsieve; PrimeGrid; LLR
n = 1325355 398976 digits Mar 2015 Travis Parker; PSieve; srsieve; PrimeGrid; LLR
n = 1887372 568160 digits Feb 2024 Chris Howell; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 1934955 582484 digits Mar 2024 Rauno Jakobson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3450982 1038854 digits Feb 2023 Paul Wendelboe; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8897
max n: 2.373.066
n = 15 9 digits
n = 27 13 digits
n = 43 17 digits
n = 63 23 digits
n = 71 26 digits
n = 143 47 digits
n = 211 68 digits
n = 343 108 digits
n = 771 237 digits
n = 2551 772 digits
n = 2947 892 digits
n = 3823 1155 digits 1993 Jeffrey Young
n = 13471 4060 digits
n = 17551 5288 digits
n = 37483 11288 digits
n = 57307 17256 digits
n = 62567 18839 digits
n = 118123 35563 digits
n = 514835 154985 digits Jun 2010 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 555247 167150 digits Oct 2010 Pietari Snow; PSieve; srsieve; PrimeGrid; LLR
n = 708427 213262 digits Sep 2011 Steven Harvey; PSieve; srsieve; PrimeGrid; LLR
n = 835423 251492 digits Apr 2012 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 1219795 367199 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 2286303 688250 digits Jun 2025 Matt Jurach; PPSE; PrimeGrid
k: 8899
max n: 2.372.833
n = 2 5 digits
n = 14 9 digits
n = 30 13 digits
n = 34 15 digits
n = 58 22 digits
n = 150 50 digits
n = 210 68 digits
n = 214 69 digits
n = 298 94 digits
n = 1354 412 digits
n = 1758 534 digits
n = 3810 1151 digits 1993 Jeffrey Young
n = 7982 2407 digits
n = 74090 22308 digits
n = 233446 70279 digits
n = 418950 126121 digits Oct 2012 Konstantin Manz; PPSE; PrimeGrid
n = 1424382 428786 digits Oct 2016 Krzysztof Ostaszewski; PSieve; srsieve; PrimeGrid; LLR
n = 1991730 599575 digits Sep 2024 David Harr; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8901
max n: 2.372.648
n = 3 5 digits
n = 5 6 digits
n = 7 7 digits
n = 13 8 digits
n = 25 12 digits
n = 47 19 digits
n = 51 20 digits
n = 59 22 digits
n = 79 28 digits
n = 96 33 digits
n = 97 34 digits
n = 99 34 digits
n = 103 35 digits
n = 105 36 digits
n = 123 41 digits
n = 173 57 digits
n = 175 57 digits
n = 219 70 digits
n = 269 85 digits
n = 273 87 digits
n = 331 104 digits
n = 441 137 digits
n = 525 162 digits
n = 560 173 digits
n = 601 185 digits
n = 691 212 digits
n = 696 214 digits
n = 723 222 digits
n = 735 226 digits
n = 760 233 digits
n = 841 258 digits
n = 880 269 digits
n = 1036 316 digits
n = 1303 397 digits
n = 1457 443 digits
n = 1851 562 digits
n = 2177 660 digits
n = 2599 787 digits
n = 3112 941 digits
n = 3605 1090 digits 1993 Jeffrey Young
n = 5759 1738 digits
n = 6501 1961 digits
n = 9733 2934 digits
n = 10159 3063 digits
n = 10749 3240 digits
n = 16365 4931 digits
n = 51765 15587 digits
n = 64755 19498 digits
n = 81881 24653 digits
n = 83883 25256 digits
n = 93652 28197 digits
n = 108103 32547 digits
n = 196659 59205 digits
n = 560505 168733 digits Oct 2010 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 695643 209414 digits Sep 2011 Frans Englund; PSieve; srsieve; PrimeGrid; LLR
n = 1005183 302595 digits Sep 2012 Ernst Fluttert; PSieve; srsieve; PrimeGrid; LLR
n = 1433283 431466 digits Jan 2017 Stephen Draycott; PSieve; srsieve; PrimeGrid; LLR
n = 1856173 558768 digits Feb 2024 Keith Reinhardt; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2303259 693354 digits Aug 2025 ZinSig Kim; PPSE; PrimeGrid
k: 8903
max n: 2.372.788
n = 1 5 digits
n = 5 6 digits
n = 17 10 digits
n = 25 12 digits
n = 149 49 digits
n = 197 64 digits
n = 245 78 digits
n = 677 208 digits
n = 1117 341 digits
n = 1489 453 digits
n = 3289 995 digits
n = 9017 2719 digits
n = 19445 5858 digits
n = 33917 10214 digits
n = 36361 10950 digits
n = 93005 28002 digits
n = 187549 56462 digits
n = 283637 85388 digits
n = 534697 160964 digits Jul 2010 Sami Heikkila; PSieve; srsieve; PrimeGrid; LLR
n = 1541309 463985 digits Jun 2019 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 3481217 1047955 digits Sep 2023 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8905
max n: 2.372.861
n = 10 7 digits
n = 12 8 digits
n = 68 25 digits
n = 70 26 digits
n = 82 29 digits
n = 110 38 digits
n = 194 63 digits
n = 222 71 digits
n = 2660 805 digits
n = 5138 1551 digits
n = 11144 3359 digits
n = 13834 4169 digits
n = 14684 4425 digits
n = 43370 13060 digits
n = 47162 14202 digits
n = 49850 15011 digits
n = 68630 20664 digits
n = 116070 34945 digits
n = 168908 50851 digits
n = 331184 99701 digits
n = 385418 116027 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 490908 147782 digits Feb 2010 Stephan Kirsten; PSieve; srsieve; PrimeGrid; LLR
n = 888580 267494 digits May 2012 Kirill Scherbakov; PSieve; srsieve; PrimeGrid; LLR
n = 1480850 445785 digits Feb 2018 David Steel; PSieve; srsieve; PrimeGrid; LLR
n = 2141530 644669 digits Jan 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2352048 708041 digits Mar 2026 PPSE; PrimeGrid
k: 8907
max n: 2.373.379
n = 3 5 digits
n = 6 6 digits
n = 11 8 digits
n = 15 9 digits
n = 20 10 digits
n = 23 11 digits
n = 50 20 digits
n = 51 20 digits
n = 60 23 digits
n = 191 62 digits
n = 735 226 digits
n = 1515 461 digits
n = 3071 929 digits
n = 4746 1433 digits 1993 Jeffrey Young
n = 11060 3334 digits
n = 35979 10835 digits
n = 57183 17218 digits
n = 186846 56251 digits
n = 310316 93419 digits
n = 350406 105487 digits Apr 2012 Michael Millerick; PPSE; PrimeGrid
n = 548259 165047 digits Sep 2010 Daishin Ueyama; PSieve; srsieve; PrimeGrid; LLR
n = 672863 202556 digits Jun 2011 Reuben Gathright; PSieve; srsieve; PrimeGrid; LLR
n = 772578 232574 digits Feb 2012 Jon Goral; PSieve; srsieve; PrimeGrid; LLR
n = 873851 263060 digits May 2012 Torben Kock; PSieve; srsieve; PrimeGrid; LLR
n = 890943 268205 digits Jun 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 1240578 373456 digits Feb 2014 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1426803 429515 digits Nov 2016 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1909838 574923 digits Feb 2024 Stephen P. Norton; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2257598 679609 digits Mar 2025 Ward De Ridder; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2292758 690193 digits Jul 2025 Valter Cavecchia; PPSE; PrimeGrid
k: 8909
max n: 2.372.784
n = 7 7 digits
n = 9 7 digits
n = 19 10 digits
n = 27 13 digits
n = 43 17 digits
n = 73 26 digits
n = 75 27 digits
n = 79 28 digits
n = 87 31 digits
n = 97 34 digits
n = 123 41 digits
n = 169 55 digits
n = 295 93 digits
n = 301 95 digits
n = 367 115 digits
n = 415 129 digits
n = 711 218 digits
n = 775 238 digits
n = 1129 344 digits
n = 2563 776 digits
n = 4009 1211 digits 1993 Jeffrey Young
n = 4231 1278 digits 1993 Jeffrey Young
n = 6567 1981 digits
n = 7489 2259 digits
n = 8311 2506 digits
n = 10791 3253 digits
n = 15327 4618 digits
n = 27289 8219 digits
n = 30609 9219 digits
n = 36763 11071 digits
n = 54403 16381 digits
n = 56593 17041 digits
n = 59791 18003 digits
n = 66631 20062 digits
n = 66997 20173 digits
n = 68031 20484 digits
n = 75027 22590 digits
n = 76261 22961 digits
n = 170269 51261 digits
n = 180135 54230 digits
n = 180345 54294 digits
n = 286099 86129 digits
n = 708961 213423 digits Sep 2011 Bunny Lai; PSieve; srsieve; PrimeGrid; LLR
n = 1014633 305439 digits Oct 2012 Rickie Marsh; PSieve; srsieve; PrimeGrid; LLR
n = 1045795 314820 digits Feb 2013 Mike Almond; PSieve; srsieve; PrimeGrid; LLR
n = 1069459 321944 digits May 2013 James Steichen; PSieve; srsieve; PrimeGrid; LLR
n = 1169677 352112 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1280941 385606 digits Jun 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1299997 391343 digits Oct 2014 Robert L. Clark; PSieve; srsieve; PrimeGrid; LLR
n = 1499475 451391 digits Aug 2018 Gary Lowder; PSieve; srsieve; PrimeGrid; LLR
n = 1710703 514977 digits Sep 2022 William Thomas Broughton; PPSE; PrimeGrid
n = 2227323 670495 digits Feb 2025 Andre Weinberg; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2360869 710697 digits Apr 2026 Ryo Takahashi; PPSE; PrimeGrid
k: 8911
max n: 2.373.423
n = 244 78 digits
n = 436 136 digits
n = 588 181 digits
n = 1968 597 digits
n = 4636 1400 digits 1993 Jeffrey Young
n = 9820 2961 digits
n = 77412 23308 digits
n = 117892 35493 digits
n = 137752 41472 digits
n = 297536 89572 digits
n = 394008 118613 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 671448 202130 digits Jun 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1503636 452644 digits Oct 2018 Donald Hatland; PSieve; srsieve; PrimeGrid; LLR
n = 1668680 502327 digits Feb 2022 Tom Greer; PSieve; srsieve; PrimeGrid; LLR
k: 8913
max n: 2.372.671
n = 1 5 digits
n = 4 6 digits
n = 9 7 digits
n = 10 7 digits
n = 12 8 digits
n = 14 9 digits
n = 28 13 digits
n = 33 14 digits
n = 50 20 digits
n = 53 20 digits
n = 61 23 digits
n = 74 27 digits
n = 82 29 digits
n = 88 31 digits
n = 93 32 digits
n = 104 36 digits
n = 108 37 digits
n = 138 46 digits
n = 158 52 digits
n = 169 55 digits
n = 284 90 digits
n = 752 231 digits
n = 990 302 digits
n = 1000 305 digits
n = 1140 348 digits
n = 1341 408 digits
n = 1362 414 digits
n = 1436 437 digits
n = 1472 448 digits
n = 2329 706 digits
n = 2522 764 digits
n = 9298 2803 digits
n = 10838 3267 digits
n = 11754 3543 digits
n = 13644 4112 digits
n = 13733 4138 digits
n = 14034 4229 digits
n = 14265 4299 digits
n = 14538 4381 digits
n = 16188 4878 digits
n = 46216 13917 digits
n = 51494 15506 digits
n = 77565 23354 digits
n = 80412 24211 digits
n = 96734 29124 digits
n = 129509 38991 digits
n = 200848 60466 digits Sep 2002 Payam Samidoost; FermFact; PRP; OpenPFGW
n = 202108 60845 digits
n = 210249 63296 digits
n = 274561 82656 digits
n = 315992 95128 digits
n = 343505 103410 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 358356 107880 digits May 2012 PPSE; PrimeGrid
n = 358670 107975 digits May 2012 PPSE; PrimeGrid
n = 399340 120218 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 453098 136401 digits May 2009 Senji Yamashita; srsieve; PrimeGrid; LLR
n = 454380 136786 digits May 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 471856 142047 digits Oct 2009 Dr. Marcus Sackrow; srsieve; PrimeGrid; LLR
n = 622140 187287 digits Feb 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 665214 200254 digits Apr 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 756484 227729 digits Feb 2012 Jeff Wright; PSieve; srsieve; PrimeGrid; LLR
n = 883741 266037 digits May 2012 Ian Abraham; PSieve; srsieve; PrimeGrid; LLR
n = 1026750 309087 digits Oct 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1368272 411895 digits Dec 2015 Jeffrey A Patrignani; PSieve; srsieve; PrimeGrid; LLR
n = 1467361 441724 digits Feb 2018 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1532938 461465 digits Mar 2019 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1658462 499251 digits Feb 2022 Nick Merrylees; PSieve; srsieve; PrimeGrid; LLR
n = 1684094 506967 digits Apr 2022 Paweł Dec; PPSE; PrimeGrid
n = 1800798 542099 digits Jan 2024 PPSE; PrimeGrid
n = 1835349 552500 digits Jan 2024 Keith Reinhardt; PPSE; PrimeGrid
n = 2351356 707833 digits Mar 2026 Adrian Baker; PPSE; PrimeGrid
n = 3335216 1004005 digits Jun 2020 Andre Meditz; PSieve; srsieve; PrimeGrid; LLR
k: 8915
max n: 2.372.792
n = 5 6 digits
n = 15 9 digits
n = 33 14 digits
n = 37 16 digits
n = 53 20 digits
n = 77 28 digits
n = 209 67 digits
n = 233 75 digits
n = 329 103 digits
n = 445 138 digits
n = 713 219 digits
n = 1313 400 digits
n = 2047 621 digits
n = 2445 740 digits
n = 3775 1141 digits 1993 Jeffrey Young
n = 5413 1634 digits
n = 6439 1943 digits
n = 6467 1951 digits
n = 6733 2031 digits
n = 13707 4131 digits
n = 16309 4914 digits
n = 16705 5033 digits
n = 18913 5698 digits
n = 29197 8794 digits
n = 34017 10245 digits
n = 34507 10392 digits
n = 61483 18513 digits
n = 182345 54896 digits
n = 206907 62290 digits
n = 285053 85814 digits
n = 311373 93737 digits
n = 374213 112654 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 391729 117927 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 503653 151619 digits Mar 2010 Volker Milbrandt; PSieve; srsieve; PrimeGrid; LLR
n = 740737 222989 digits Feb 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 747725 225092 digits Feb 2012 John Fitch; PSieve; srsieve; PrimeGrid; LLR
n = 815599 245524 digits Apr 2012 Aaron Hillier; PSieve; srsieve; PrimeGrid; LLR
n = 1507177 453710 digits Dec 2018 Lleyton Joseph; PSieve; srsieve; PrimeGrid; LLR
n = 1585903 477409 digits Sep 2020 Richard Mortimore; PSieve; srsieve; PrimeGrid; LLR
k: 8917
max n: 2.372.073
n = 4 6 digits
n = 10 7 digits
n = 16 9 digits
n = 52 20 digits
n = 64 24 digits
n = 76 27 digits
n = 80 29 digits
n = 86 30 digits
n = 134 45 digits
n = 136 45 digits
n = 196 63 digits
n = 226 72 digits
n = 266 85 digits
n = 856 262 digits
n = 1072 327 digits
n = 1136 346 digits
n = 2440 739 digits
n = 3130 947 digits
n = 3160 956 digits
n = 4262 1287 digits 1993 Jeffrey Young
n = 4552 1375 digits 1993 Jeffrey Young
n = 6860 2070 digits
n = 8456 2550 digits
n = 10202 3076 digits
n = 10912 3289 digits
n = 11044 3329 digits
n = 14762 4448 digits
n = 15070 4541 digits
n = 16516 4976 digits
n = 21350 6431 digits
n = 24344 7333 digits
n = 26144 7875 digits
n = 34534 10400 digits
n = 59440 17898 digits
n = 61384 18483 digits
n = 66466 20013 digits
n = 70126 21114 digits
n = 73606 22162 digits
n = 163544 49236 digits
n = 250660 75461 digits
n = 1384184 416685 digits Feb 2016 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1929536 580853 digits Mar 2024 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2094596 630541 digits Jan 2025 Thorsten Sambale; PPSE; PrimeGrid
k: 8919
max n: 2.372.640
n = 1 5 digits
n = 2 5 digits
n = 3 5 digits
n = 7 7 digits
n = 15 9 digits
n = 21 11 digits
n = 31 14 digits
n = 43 17 digits
n = 51 20 digits
n = 63 23 digits
n = 121 41 digits
n = 134 45 digits
n = 147 49 digits
n = 238 76 digits
n = 291 92 digits
n = 367 115 digits
n = 494 153 digits
n = 502 156 digits
n = 581 179 digits
n = 603 186 digits
n = 645 199 digits
n = 685 211 digits
n = 1053 321 digits
n = 1630 495 digits
n = 2423 734 digits
n = 3121 944 digits
n = 3477 1051 digits 1993 Jeffrey Young
n = 4671 1411 digits 1993 Jeffrey Young
n = 5702 1721 digits
n = 9806 2956 digits
n = 12281 3701 digits
n = 13622 4105 digits
n = 15003 4521 digits Nov 1997 Henri Lifchitz; Proth
n = 16007 4823 digits
n = 17283 5207 digits
n = 27561 8301 digits
n = 28963 8723 digits
n = 30818 9282 digits
n = 39591 11923 digits
n = 43321 13045 digits Jul 1999 Tadashi Taura; Proth
n = 48375 14567 digits
n = 55750 16787 digits
n = 70287 21163 digits
n = 72326 21777 digits
n = 109681 33022 digits
n = 149505 45010 digits
n = 168985 50874 digits
n = 215663 64925 digits
n = 266041 80091 digits
n = 277531 83550 digits
n = 298693 89920 digits
n = 355454 107007 digits May 2012 Ronny Willig; PPSE; PrimeGrid
n = 369655 111282 digits May 2012 PPSE; PrimeGrid
n = 509711 153443 digits May 2010 Pablo Marin; PSieve; srsieve; PrimeGrid; LLR
n = 669674 201596 digits Apr 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 779571 234679 digits Feb 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 791890 238387 digits Mar 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 857957 258275 digits May 2012 Yoshinari Sumi; PSieve; srsieve; PrimeGrid; LLR
n = 893403 268946 digits Jun 2012 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1127365 339375 digits Aug 2013 Howard Gordon; PSieve; srsieve; PrimeGrid; LLR
n = 1546706 465609 digits Oct 2019 Daniel Martinez Cucalon; PSieve; srsieve; PrimeGrid; LLR
n = 3420758 1029755 digits May 2022 Dr. James Scott Brown; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8921
max n: 2.372.788
n = 5 6 digits
n = 9 7 digits
n = 15 9 digits
n = 21 11 digits
n = 71 26 digits
n = 81 29 digits
n = 141 47 digits
n = 147 49 digits
n = 345 108 digits
n = 477 148 digits
n = 497 154 digits
n = 1995 605 digits
n = 2073 628 digits
n = 2319 703 digits
n = 39285 11830 digits
n = 47007 14155 digits
n = 56187 16918 digits
n = 65591 19749 digits
n = 103635 31202 digits
n = 142535 42912 digits
n = 173177 52136 digits
n = 375267 112971 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 405657 122119 digits Aug 2012 Adrian Schori; PPSE; PrimeGrid
n = 418937 126117 digits Oct 2012 Brook Harste; PPSE; PrimeGrid
n = 479193 144256 digits Oct 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
n = 677991 204100 digits Sep 2011 Stefan Lichtenwimmer; PSieve; srsieve; PrimeGrid; LLR
n = 809235 243608 digits Mar 2012 Tim Rickard; PSieve; srsieve; PrimeGrid; LLR
n = 1003983 302233 digits Sep 2012 Nick Embrey; PSieve; srsieve; PrimeGrid; LLR
n = 1689689 508652 digits May 2022 Richard Cervelle; PPSE; PrimeGrid
n = 1798341 541359 digits Jan 2024 Michael Goetz; PPSE; PrimeGrid
n = 1832291 551579 digits Jan 2024 Erik Veit; PPSE; PrimeGrid
n = 1867383 562143 digits Feb 2024 Frederik Schiøler; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2225745 670020 digits Feb 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8923
max n: 2.373.011
n = 16 9 digits
n = 70 26 digits
n = 72 26 digits
n = 268 85 digits
n = 2308 699 digits
n = 4342 1312 digits 1993 Jeffrey Young
n = 5238 1581 digits
n = 10926 3294 digits
n = 13612 4102 digits
n = 21346 6430 digits
n = 21732 6546 digits
n = 22248 6702 digits
n = 377820 113740 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 730998 220057 digits Feb 2012 Douglas B. McKay; PSieve; srsieve; PrimeGrid; LLR
n = 1253430 377324 digits Apr 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 8925
max n: 2.372.835
n = 1 5 digits
n = 6 6 digits
n = 10 7 digits
n = 11 8 digits
n = 17 10 digits
n = 32 14 digits
n = 36 15 digits
n = 42 17 digits
n = 45 18 digits
n = 69 25 digits
n = 85 30 digits
n = 96 33 digits
n = 98 34 digits
n = 114 39 digits
n = 121 41 digits
n = 174 57 digits
n = 205 66 digits
n = 208 67 digits
n = 262 83 digits
n = 370 116 digits
n = 372 116 digits
n = 395 123 digits
n = 396 124 digits
n = 534 165 digits
n = 536 166 digits
n = 579 179 digits
n = 580 179 digits
n = 641 197 digits
n = 730 224 digits
n = 1056 322 digits
n = 1097 335 digits
n = 1356 413 digits
n = 2050 622 digits
n = 2790 844 digits
n = 3200 968 digits
n = 3482 1053 digits 1993 Jeffrey Young
n = 4516 1364 digits 1993 Jeffrey Young
n = 4599 1389 digits 1993 Jeffrey Young
n = 4734 1430 digits 1993 Jeffrey Young
n = 7709 2325 digits
n = 7938 2394 digits
n = 8207 2475 digits May 1996 Patrick Demichel
n = 9121 2750 digits
n = 11866 3576 digits
n = 18000 5423 digits May 1998 Robert Prethaler; Proth
n = 24108 7262 digits
n = 25134 7571 digits
n = 35045 10554 digits
n = 46547 14016 digits
n = 53629 16148 digits
n = 67107 20206 digits
n = 79229 23855 digits
n = 109427 32945 digits
n = 182897 55062 digits
n = 195709 58919 digits
n = 212266 63903 digits
n = 234188 70502 digits
n = 257266 77449 digits
n = 339760 102282 digits Apr 2012 Lennart Vogel; PPSE; PrimeGrid
n = 395920 119188 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 413041 124342 digits Sep 2012 Ronny Willig; PPSE; PrimeGrid
n = 542662 163362 digits Aug 2010 Mike Nicodemus; PSieve; srsieve; PrimeGrid; LLR
n = 546204 164428 digits Sep 2010 Steve Martin; PSieve; srsieve; PrimeGrid; LLR
n = 546918 164643 digits Sep 2010 Tom Shewbridge; PSieve; srsieve; PrimeGrid; LLR
n = 965300 290589 digits Aug 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2074249 624416 digits Jan 2025 Anthony Ray; PPSE; PrimeGrid
n = 2100647 632362 digits Jan 2025 Glenn Hall; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 2352491 708175 digits Mar 2026 Adrian Baker; PPSE; PrimeGrid
k: 8927
max n: 2.373.407
n = 31 14 digits
n = 63 23 digits
n = 439 137 digits
n = 503 156 digits
n = 759 233 digits
n = 2503 758 digits
n = 6127 1849 digits
n = 6919 2087 digits
n = 17183 5177 digits
n = 23191 6986 digits
n = 24191 7287 digits
n = 28943 8717 digits
n = 82559 24857 digits
n = 160423 48297 digits
n = 232319 69939 digits
n = 469063 141206 digits Sep 2009 Johnathan Chu; srsieve; PrimeGrid; LLR
k: 8929
max n: 2.372.485
n = 1966 596 digits
n = 4030 1218 digits 1993 Jeffrey Young
n = 4038 1220 digits 1993 Jeffrey Young
n = 23078 6952 digits
n = 68438 20606 digits
n = 158766 47798 digits
n = 217910 65602 digits
k: 8931
max n: 2.372.454
n = 1 5 digits
n = 4 6 digits
n = 11 8 digits
n = 17 10 digits
n = 23 11 digits
n = 55 21 digits
n = 284 90 digits
n = 328 103 digits
n = 493 153 digits
n = 512 159 digits
n = 893 273 digits
n = 1073 327 digits
n = 1373 418 digits
n = 1528 464 digits
n = 2092 634 digits
n = 2104 638 digits
n = 2648 802 digits
n = 2705 819 digits
n = 6451 1946 digits
n = 8927 2692 digits
n = 10441 3148 digits
n = 10643 3208 digits
n = 13289 4005 digits
n = 15695 4729 digits
n = 22957 6915 digits
n = 23288 7015 digits
n = 24761 7458 digits
n = 27949 8418 digits
n = 29659 8933 digits
n = 37111 11176 digits
n = 40721 12263 digits
n = 51859 15616 digits
n = 58144 17508 digits
n = 81644 24582 digits
n = 83789 25227 digits
n = 86416 26018 digits
n = 93337 28102 digits
n = 117167 35275 digits
n = 136619 41131 digits
n = 178924 53866 digits
n = 194347 58509 digits
n = 293039 88218 digits
n = 299773 90245 digits
n = 493625 148600 digits
n = 692665 208517 digits Sep 2011 Steve McNeill; PSieve; srsieve; PrimeGrid; LLR
n = 707999 213133 digits Sep 2011 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 954944 287471 digits Jul 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1082963 326009 digits May 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 2057737 619445 digits Jan 2025 LeRoy Blanchard; PPSE; PrimeGrid
n = 2127167 640346 digits Jan 2025 Jiri Eisler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8933
max n: 2.373.309
n = 261 83 digits
n = 655797 197419 digits Mar 2011 Mike Dolan; PSieve; srsieve; PrimeGrid; LLR
n = 2128389 640713 digits Jan 2025 Charlotte Woodrow; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8935
max n: 2.372.999
n = 6 6 digits
n = 18 10 digits
n = 26 12 digits
n = 38 16 digits
n = 80 29 digits
n = 116 39 digits
n = 164 54 digits
n = 312 98 digits
n = 314 99 digits
n = 500 155 digits
n = 506 157 digits
n = 600 185 digits
n = 714 219 digits
n = 944 289 digits
n = 1004 307 digits
n = 1478 449 digits
n = 1682 511 digits
n = 3020 914 digits
n = 4098 1238 digits 1993 Jeffrey Young
n = 4332 1309 digits 1993 Jeffrey Young
n = 4556 1376 digits 1993 Jeffrey Young
n = 6258 1888 digits
n = 8442 2546 digits
n = 9666 2914 digits
n = 15216 4585 digits
n = 25976 7824 digits
n = 86996 26193 digits
n = 109524 32974 digits
n = 126524 38092 digits
n = 185510 55849 digits
n = 192876 58066 digits
n = 271764 81814 digits
n = 464550 139848 digits Aug 2009 Jim Foody; srsieve; PrimeGrid; LLR
n = 643250 193642 digits Feb 2011 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 1516344 456469 digits Feb 2019 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1576440 474560 digits Mar 2020 Brian Carpenter; PSieve; srsieve; PrimeGrid; LLR
n = 1924502 579337 digits Feb 2024 Marshall Bishop; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8937
max n: 2.372.303
n = 4 6 digits
n = 6 6 digits
n = 12 8 digits
n = 16 9 digits
n = 18 10 digits
n = 19 10 digits
n = 24 12 digits
n = 42 17 digits
n = 82 29 digits
n = 124 42 digits
n = 139 46 digits
n = 154 51 digits
n = 187 61 digits
n = 258 82 digits
n = 282 89 digits
n = 382 119 digits
n = 466 145 digits
n = 510 158 digits
n = 568 175 digits
n = 570 176 digits
n = 610 188 digits
n = 994 304 digits
n = 1999 606 digits
n = 2104 638 digits
n = 2158 654 digits
n = 2164 656 digits
n = 2238 678 digits
n = 2266 687 digits
n = 2812 851 digits
n = 3159 955 digits
n = 4047 1223 digits 1993 Jeffrey Young
n = 4512 1363 digits 1993 Jeffrey Young
n = 6175 1863 digits
n = 6387 1927 digits
n = 6883 2076 digits
n = 7354 2218 digits May 1996 Patrick Demichel
n = 9996 3014 digits
n = 12784 3853 digits
n = 14274 4301 digits
n = 16762 5050 digits
n = 16999 5122 digits
n = 21052 6342 digits
n = 31366 9447 digits
n = 52875 15921 digits
n = 64206 19332 digits
n = 80734 24308 digits
n = 84183 25346 digits
n = 115218 34689 digits
n = 190704 57412 digits
n = 219679 66134 digits
n = 278406 83813 digits
n = 369588 111262 digits May 2012 PPSE; PrimeGrid
n = 372408 112110 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 397768 119745 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 482974 145394 digits Dec 2009 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
n = 489444 147342 digits Feb 2010 Doug Cushing; PSieve; srsieve; PrimeGrid; SETI.USA Cluster; LLR
n = 510454 153666 digits Jun 2010 David Rogers; PSieve; srsieve; PrimeGrid; LLR
n = 624082 187872 digits Feb 2011 Ross Goudie; PSieve; srsieve; PrimeGrid; LLR
n = 735027 221270 digits Feb 2012 Magnus Karlsteen; PSieve; srsieve; PrimeGrid; LLR
n = 1070755 322334 digits Jun 2013 Raphaël Jeudy; PSieve; srsieve; PrimeGrid; LLR
n = 1763202 530781 digits Sep 2023 Vadim Bulanov; PPSE; PrimeGrid
n = 3413364 1027529 digits Mar 2022 Frank Doornink; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3466822 1043622 digits Apr 2023 Randall Scalise; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8939
max n: 2.372.788
n = 5 6 digits
n = 7 7 digits
n = 11 8 digits
n = 13 8 digits
n = 21 11 digits
n = 25 12 digits
n = 29 13 digits
n = 31 14 digits
n = 33 14 digits
n = 53 20 digits
n = 71 26 digits
n = 97 34 digits
n = 155 51 digits
n = 175 57 digits
n = 193 63 digits
n = 197 64 digits
n = 299 94 digits
n = 421 131 digits
n = 457 142 digits
n = 585 181 digits
n = 625 193 digits
n = 1049 320 digits
n = 1199 365 digits
n = 1857 563 digits
n = 3765 1138 digits 1993 Jeffrey Young
n = 4341 1311 digits 1993 Jeffrey Young
n = 5125 1547 digits
n = 7231 2181 digits May 1996 Patrick Demichel
n = 11213 3380 digits
n = 11633 3506 digits
n = 12125 3654 digits
n = 33057 9956 digits
n = 41143 12390 digits
n = 97067 29225 digits
n = 186191 56054 digits
n = 244237 73527 digits
n = 381937 114979 digits Apr 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 637981 192056 digits Feb 2011 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 803609 241915 digits Mar 2012 Drew Halasz; PSieve; srsieve; PrimeGrid; LLR
n = 844747 254299 digits Apr 2012 Bruce Dodson; PSieve; srsieve; PrimeGrid; LLR
n = 913931 275125 digits Jun 2012 Chris Siegert; PSieve; srsieve; PrimeGrid; LLR
n = 1197185 360393 digits Nov 2013 Yuki Yoshigoe; PSieve; srsieve; PrimeGrid; LLR
n = 1512583 455337 digits Jan 2019 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 2113787 636318 digits Jan 2025 Brandon Wharton; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8941
max n: 2.373.220
n = 36 15 digits
n = 76 27 digits
n = 180 59 digits
n = 292 92 digits
n = 348 109 digits
n = 468 145 digits
n = 1500 456 digits
n = 8476 2556 digits
n = 461932 139060 digits Jul 2009 Jim Foody; srsieve; PrimeGrid; LLR
k: 8943
max n: 2.372.777
n = 8 7 digits
n = 18 10 digits
n = 33 14 digits
n = 65 24 digits
n = 74 27 digits
n = 117 40 digits
n = 125 42 digits
n = 165 54 digits
n = 233 75 digits
n = 629 194 digits
n = 809 248 digits
n = 1250 381 digits
n = 1422 433 digits
n = 1864 566 digits
n = 1877 569 digits
n = 2658 805 digits
n = 4797 1448 digits 1993 Jeffrey Young
n = 5737 1731 digits
n = 6294 1899 digits
n = 7477 2255 digits
n = 16050 4836 digits
n = 17442 5255 digits
n = 18417 5549 digits
n = 24670 7431 digits
n = 35637 10732 digits
n = 43945 13233 digits
n = 82422 24816 digits
n = 177190 53344 digits
n = 180254 54266 digits
n = 192438 57934 digits
n = 506893 152594 digits May 2010 Bjorn Lindberg; PSieve; srsieve; PrimeGrid; LLR
n = 1208405 363771 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
k: 8945
max n: 2.372.686
n = 1 5 digits
n = 11 8 digits
n = 17 10 digits
n = 19 10 digits
n = 67 25 digits
n = 73 26 digits
n = 83 29 digits
n = 115 39 digits
n = 289 91 digits
n = 367 115 digits
n = 481 149 digits
n = 689 212 digits
n = 695 214 digits
n = 1831 556 digits
n = 2027 615 digits
n = 2483 752 digits
n = 2795 846 digits
n = 3323 1005 digits 1993 Jeffrey Young
n = 3403 1029 digits 1993 Jeffrey Young
n = 4031 1218 digits 1993 Jeffrey Young
n = 4295 1297 digits 1993 Jeffrey Young
n = 8905 2685 digits
n = 9145 2757 digits
n = 12421 3744 digits
n = 13303 4009 digits
n = 21787 6563 digits
n = 35083 10565 digits
n = 64367 19381 digits
n = 122639 36922 digits
n = 135161 40692 digits
n = 137341 41348 digits
n = 171301 51571 digits
n = 187783 56533 digits
n = 187913 56572 digits
n = 381599 114877 digits Mar 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 400079 120440 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 526661 158545 digits Jul 2010 Alejandro Tau; PSieve; srsieve; PrimeGrid; LLR
n = 985081 296543 digits Sep 2012 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1265105 380839 digits May 2014 ChihYang Huang; PSieve; srsieve; PrimeGrid; LLR
n = 1520401 457691 digits Feb 2019 Louis Helm; PSieve; srsieve; PrimeGrid; LLR
n = 2071373 623550 digits Jan 2025 Jonathan Gehrke; PPSE; PrimeGrid
k: 8947
max n: 2.372.561
n = 6 6 digits
n = 10 7 digits
n = 18 10 digits
n = 32 14 digits
n = 64 24 digits
n = 68 25 digits
n = 118 40 digits
n = 140 47 digits
n = 176 57 digits
n = 200 65 digits
n = 258 82 digits
n = 270 86 digits
n = 282 89 digits
n = 334 105 digits
n = 484 150 digits
n = 510 158 digits
n = 586 181 digits
n = 762 234 digits
n = 882 270 digits
n = 892 273 digits
n = 1054 322 digits
n = 1422 433 digits
n = 2266 687 digits
n = 2660 805 digits
n = 2710 820 digits
n = 3616 1093 digits 1993 Jeffrey Young
n = 3678 1112 digits 1993 Jeffrey Young
n = 4002 1209 digits 1993 Jeffrey Young
n = 4016 1213 digits 1993 Jeffrey Young
n = 4856 1466 digits 1993 Jeffrey Young
n = 5418 1635 digits
n = 5538 1672 digits
n = 5840 1762 digits
n = 6132 1850 digits
n = 8098 2442 digits
n = 8416 2538 digits
n = 9320 2810 digits
n = 9736 2935 digits
n = 10504 3166 digits
n = 10620 3201 digits
n = 10760 3244 digits
n = 14392 4337 digits
n = 15776 4754 digits
n = 17142 5165 digits
n = 19834 5975 digits
n = 24510 7383 digits
n = 25712 7745 digits
n = 31624 9524 digits
n = 37800 11383 digits
n = 39564 11914 digits
n = 42368 12758 digits
n = 56346 16966 digits
n = 58254 17541 digits
n = 67678 20378 digits
n = 112842 33973 digits
n = 191544 57665 digits
n = 317388 95548 digits
n = 761060 229106 digits Feb 2012 Jonathan Balza; PSieve; srsieve; PrimeGrid; LLR
n = 779516 234662 digits Feb 2012 Sascha Beat Dinkel; PSieve; srsieve; PrimeGrid; LLR
n = 783268 235792 digits Mar 2012 Honza Cholt; PSieve; srsieve; PrimeGrid; LLR
n = 1120726 337377 digits Aug 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1294516 389693 digits Sep 2014 Huiwon Kim; PSieve; srsieve; PrimeGrid; LLR
n = 1480636 445720 digits Feb 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1738494 523343 digits Apr 2023 Randall Scalise; PPSE; PrimeGrid
n = 1757252 528990 digits Aug 2023 MaikeSophie Mittelstädt; PPSE; PrimeGrid
n = 1820688 548086 digits Jan 2024 Vaughan Davies; PPSE; PrimeGrid
k: 8949
max n: 2.372.833
n = 2 5 digits
n = 3 5 digits
n = 5 6 digits
n = 18 10 digits
n = 39 16 digits
n = 41 17 digits
n = 42 17 digits
n = 54 21 digits
n = 74 27 digits
n = 89 31 digits
n = 185 60 digits
n = 531 164 digits
n = 831 255 digits
n = 938 287 digits
n = 1299 395 digits
n = 1311 399 digits
n = 1335 406 digits
n = 1455 442 digits
n = 1823 553 digits
n = 2063 625 digits
n = 2117 642 digits
n = 2201 667 digits
n = 2262 685 digits
n = 2643 800 digits
n = 4710 1422 digits 1993 Jeffrey Young
n = 6138 1852 digits
n = 6161 1859 digits
n = 6447 1945 digits
n = 11219 3382 digits
n = 12854 3874 digits
n = 13202 3979 digits
n = 17093 5150 digits
n = 22887 6894 digits
n = 24170 7280 digits
n = 35295 10629 digits
n = 49841 15008 digits
n = 61202 18428 digits
n = 80391 24205 digits
n = 96774 29136 digits
n = 115679 34827 digits
n = 135083 40668 digits
n = 137378 41359 digits
n = 179357 53996 digits
n = 283623 85383 digits
n = 371678 111891 digits May 2012 Bart Kus; PPSE; PrimeGrid
n = 385499 116051 digits Jun 2012 Bart Kus; PPSE; PrimeGrid
n = 404477 121764 digits Aug 2012 Hans Joachim Böhm; PPSE; PrimeGrid
n = 521595 157020 digits Jul 2010 Ikumi Yuki; PSieve; srsieve; PrimeGrid; LLR
n = 605547 182292 digits Jan 2011 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 751899 226349 digits Feb 2012 Kevin Tatterson; PSieve; srsieve; PrimeGrid; LLR
n = 951062 286303 digits Jul 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 951302 286375 digits Jul 2012 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 1026971 309154 digits Oct 2012 Rick Channing; PSieve; srsieve; PrimeGrid; LLR
n = 1411602 424939 digits Jun 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1450758 436726 digits Jun 2017 Matt Jurach; PSieve; srsieve; PrimeGrid; LLR
n = 1487531 447796 digits Mar 2018 Daniel Thonon; PSieve; srsieve; PrimeGrid; LLR
n = 1502583 452327 digits Oct 2018 Alexey Simbarsky; PSieve; srsieve; PrimeGrid; LLR
n = 1585871 477399 digits Sep 2020 Bryan Little; PSieve; srsieve; PrimeGrid; LLR
n = 2293854 690523 digits Jul 2025 Kai Presler; PPSE; PrimeGrid
k: 8951
max n: 2.373.385
n = 1 5 digits
n = 9 7 digits
n = 39 16 digits
n = 745 229 digits
n = 1755 533 digits
n = 3273 990 digits
n = 4785 1445 digits 1993 Jeffrey Young
n = 6609 1994 digits
n = 33195 9997 digits
n = 44811 13494 digits
n = 56905 17135 digits
n = 184081 55418 digits
n = 485193 146062 digits Nov 2009 Peter Kaiser; srsieve; PrimeGrid; LLR
k: 8953
max n: 2.373.311
n = 4 6 digits
n = 6 6 digits
n = 12 8 digits
n = 18 10 digits
n = 28 13 digits
n = 38 16 digits
n = 42 17 digits
n = 44 18 digits
n = 52 20 digits
n = 86 30 digits
n = 132 44 digits
n = 138 46 digits
n = 146 48 digits
n = 244 78 digits
n = 272 86 digits
n = 314 99 digits
n = 384 120 digits
n = 712 219 digits
n = 1314 400 digits
n = 1796 545 digits
n = 2102 637 digits
n = 2142 649 digits
n = 2732 827 digits
n = 3124 945 digits
n = 4512 1363 digits 1993 Jeffrey Young
n = 9678 2918 digits
n = 10552 3181 digits
n = 15332 4620 digits
n = 19196 5783 digits
n = 20696 6235 digits
n = 23238 7000 digits
n = 32392 9755 digits
n = 44282 13335 digits
n = 45194 13609 digits
n = 49468 14896 digits
n = 51986 15654 digits
n = 66468 20013 digits
n = 66594 20051 digits
n = 81004 24389 digits
n = 81692 24596 digits
n = 145878 43918 digits
n = 153384 46178 digits
n = 172694 51991 digits
n = 301328 90713 digits
n = 304142 91560 digits
n = 493824 148660 digits Mar 2010 James P. Burt; PSieve; srsieve; PrimeGrid; LLR
n = 525188 158102 digits Jul 2010 Sho Sato; PSieve; srsieve; PrimeGrid; LLR
n = 923744 278079 digits Jun 2012 Robert Ruge; PSieve; srsieve; PrimeGrid; LLR
n = 979688 294920 digits Aug 2012 Bert Doorn; NewPGen; PrimeGrid; Twin Prime Search; LLR
n = 1122468 337901 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1551122 466939 digits Dec 2019 Darryl Hemsley; PSieve; srsieve; PrimeGrid; LLR
n = 3456938 1040646 digits Feb 2023 Uwe Pilz; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8955
max n: 2.372.239
n = 1 5 digits
n = 4 6 digits
n = 10 7 digits
n = 21 11 digits
n = 24 12 digits
n = 32 14 digits
n = 40 16 digits
n = 44 18 digits
n = 56 21 digits
n = 66 24 digits
n = 81 29 digits
n = 91 32 digits
n = 109 37 digits
n = 164 54 digits
n = 171 56 digits
n = 210 68 digits
n = 231 74 digits
n = 242 77 digits
n = 260 83 digits
n = 271 86 digits
n = 357 112 digits
n = 380 119 digits
n = 439 137 digits
n = 507 157 digits
n = 631 194 digits
n = 746 229 digits
n = 856 262 digits
n = 1040 318 digits
n = 2756 834 digits
n = 7060 2130 digits
n = 10197 3074 digits
n = 10449 3150 digits
n = 11352 3422 digits
n = 13349 4023 digits
n = 13704 4130 digits
n = 19396 5843 digits
n = 23217 6993 digits
n = 24391 7347 digits Apr 1998 Baptiste Heyman; Proth
n = 24752 7456 digits
n = 26211 7895 digits
n = 32799 9878 digits
n = 45610 13734 digits
n = 51164 15406 digits
n = 54120 16296 digits
n = 58754 17691 digits
n = 61131 18407 digits
n = 75372 22694 digits
n = 88592 26673 digits
n = 110642 33311 digits
n = 123317 37127 digits
n = 173026 52090 digits
n = 226704 68249 digits
n = 346456 104298 digits Apr 2012 David Yost; PPSE; PrimeGrid
n = 463130 139420 digits Jul 2009 Ron Sheckler; srsieve; PrimeGrid; LLR
n = 495321 149111 digits
n = 1170531 352369 digits Oct 2013 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1855917 558691 digits Feb 2024 Dr. James Scott Brown; PPSE; PrimeGrid
k: 8957
max n: 2.372.923
n = 115 39 digits
n = 971 297 digits
n = 27411 8256 digits
n = 1177651 354513 digits Oct 2013 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1642243 494369 digits Jul 2021 Alexey Simbarsky; PSieve; srsieve; PrimeGrid; LLR
k: 8959
max n: 2.372.833
n = 2 5 digits
n = 14 9 digits
n = 58 22 digits
n = 94 33 digits
n = 4534 1369 digits 1993 Jeffrey Young
n = 5650 1705 digits
n = 19802 5965 digits
n = 93950 28286 digits
n = 228434 68770 digits
n = 322810 97180 digits
n = 347686 104668 digits Apr 2012 James Boerner; PPSE; PrimeGrid
n = 719978 216739 digits Nov 2011 Thomas Melzer; PSieve; srsieve; PrimeGrid; LLR
n = 1095494 329781 digits Jun 2013 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 1487146 447680 digits Mar 2018 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 2176810 655290 digits Feb 2025 Bob van Kamp; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8961
max n: 2.372.664
n = 1 5 digits
n = 5 6 digits
n = 7 7 digits
n = 15 9 digits
n = 29 13 digits
n = 32 14 digits
n = 47 19 digits
n = 60 23 digits
n = 69 25 digits
n = 73 26 digits
n = 93 32 digits
n = 95 33 digits
n = 96 33 digits
n = 117 40 digits
n = 161 53 digits
n = 551 170 digits
n = 576 178 digits
n = 1207 368 digits
n = 1247 380 digits
n = 1391 423 digits
n = 1885 572 digits
n = 2760 835 digits
n = 4599 1389 digits 1993 Jeffrey Young
n = 5313 1604 digits
n = 10529 3174 digits
n = 10581 3190 digits
n = 18911 5697 digits
n = 25509 7683 digits
n = 27257 8210 digits
n = 32253 9714 digits
n = 40191 12103 digits
n = 40501 12196 digits Jul 1999 Tadashi Taura; Proth
n = 43201 13009 digits
n = 43471 13091 digits
n = 46087 13878 digits
n = 46773 14085 digits
n = 83359 25098 digits
n = 88967 26786 digits
n = 94005 28303 digits
n = 115125 34661 digits
n = 188863 56858 digits
n = 407036 122534 digits Aug 2012 Bart Kus; PPSE; PrimeGrid
n = 564125 169823 digits Oct 2010 Thomas Löffler; PSieve; srsieve; PrimeGrid; LLR
n = 568601 171170 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 753025 226688 digits Feb 2012 Steve McNeill; PSieve; srsieve; PrimeGrid; LLR
n = 967287 291187 digits Aug 2012 Magnus Bergman; PSieve; srsieve; PrimeGrid; LLR
n = 1046829 315131 digits Mar 2013 Masahiro Yoshida; PSieve; srsieve; PrimeGrid; LLR
n = 1294615 389722 digits Sep 2014 Sai Yik Tang; PSieve; srsieve; PrimeGrid; LLR
n = 2051063 617436 digits Jan 2025 Alex Hogan; PPSE; PrimeGrid
k: 8963
max n: 2.373.416
n = 81 29 digits
n = 2037 618 digits
n = 6081 1835 digits
n = 6345 1914 digits
n = 7085 2137 digits
n = 11985 3612 digits
n = 90825 27346 digits
n = 333845 100502 digits Apr 2012 Stefan Larsson; PPSE; PrimeGrid
n = 1831841 551444 digits Jan 2024 Jonathan Seeley; PPSE; PrimeGrid
k: 8965
max n: 2.373.021
n = 6 6 digits
n = 10 7 digits
n = 16 9 digits
n = 30 13 digits
n = 54 21 digits
n = 64 24 digits
n = 136 45 digits
n = 156 51 digits
n = 336 106 digits
n = 388 121 digits
n = 480 149 digits
n = 580 179 digits
n = 616 190 digits
n = 3742 1131 digits 1993 Jeffrey Young
n = 5754 1737 digits
n = 6034 1821 digits
n = 7102 2142 digits
n = 7212 2175 digits
n = 10200 3075 digits
n = 13690 4126 digits
n = 29956 9022 digits
n = 30154 9082 digits
n = 65314 19666 digits
n = 94158 28349 digits
n = 116092 34952 digits
n = 159186 47924 digits
n = 160218 48235 digits
n = 185622 55882 digits
n = 205246 61790 digits
n = 215812 64970 digits
n = 265642 79971 digits
n = 331582 99821 digits
n = 487600 146787 digits Feb 2010 Timothy D Winslow; PSieve; srsieve; PrimeGrid; LLR
n = 501030 150830 digits Apr 2009 Lennart Vogel; srsieve; PrimeGrid; LLR
n = 627960 189039 digits Feb 2011 Bruno Courty; PSieve; srsieve; PrimeGrid; LLR
n = 683362 205717 digits Aug 2011 Mark Wilcoxen; PSieve; srsieve; PrimeGrid; LLR
n = 729306 219547 digits Feb 2012 Zheng RongWei; PSieve; srsieve; PrimeGrid; LLR
n = 1075878 323876 digits May 2013 Dale Laluk; PSieve; srsieve; PrimeGrid; LLR
n = 2034954 612587 digits Dec 2024 Tom Greer; PPSE; PrimeGrid
n = 2320420 698520 digits Nov 2025 David Perek; PPSE; PrimeGrid
k: 8967
max n: 2.373.302
n = 2 5 digits
n = 11 8 digits
n = 16 9 digits
n = 19 10 digits
n = 40 16 digits
n = 78 28 digits
n = 127 43 digits
n = 158 52 digits
n = 159 52 digits
n = 196 63 digits
n = 291 92 digits
n = 318 100 digits
n = 607 187 digits
n = 639 197 digits
n = 859 263 digits
n = 1082 330 digits
n = 1083 330 digits
n = 1423 433 digits
n = 2519 763 digits
n = 3808 1151 digits 1993 Jeffrey Young
n = 4963 1498 digits 1993 Jeffrey Young
n = 6659 2009 digits Mar 1996 Patrick Demichel
n = 6772 2043 digits
n = 6778 2045 digits
n = 7671 2314 digits
n = 7991 2410 digits
n = 8603 2594 digits May 1996 Patrick Demichel
n = 9503 2865 digits
n = 9532 2874 digits
n = 9746 2938 digits
n = 10647 3210 digits
n = 11411 3440 digits
n = 11503 3467 digits
n = 14955 4506 digits
n = 15639 4712 digits
n = 17140 5164 digits
n = 21671 6528 digits
n = 21710 6540 digits
n = 22370 6738 digits
n = 23359 7036 digits
n = 56938 17144 digits
n = 62116 18703 digits
n = 103171 31062 digits
n = 103420 31137 digits
n = 123988 37329 digits
n = 132976 40034 digits
n = 153507 46215 digits
n = 204155 61461 digits
n = 209582 63095 digits
n = 215038 64737 digits
n = 264482 79621 digits
n = 287555 86567 digits
n = 402960 121307 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 577918 173975 digits Nov 2010 Rune Fredriksen; PSieve; srsieve; PrimeGrid; LLR
n = 771146 232143 digits Feb 2012 Steve McNeill; PSieve; srsieve; PrimeGrid; LLR
n = 884010 266118 digits May 2012 D Parker; PSieve; srsieve; PrimeGrid; LLR
n = 1024050 308274 digits Oct 2012 Stanislav Perchenko; PSieve; srsieve; PrimeGrid; LLR
n = 1207111 363381 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1670758 502953 digits Feb 2022 Michael Goetz; PSieve; srsieve; PrimeGrid; LLR
k: 8969
max n: 2.372.690
n = 1 5 digits
n = 17 10 digits
n = 37 16 digits
n = 65 24 digits
n = 71 26 digits
n = 217 70 digits
n = 331 104 digits
n = 439 137 digits
n = 519 161 digits
n = 541 167 digits
n = 557 172 digits
n = 1129 344 digits
n = 1259 383 digits
n = 1405 427 digits
n = 1435 436 digits
n = 1549 471 digits
n = 1761 535 digits
n = 2217 672 digits
n = 2905 879 digits
n = 4605 1391 digits 1993 Jeffrey Young
n = 4969 1500 digits 1993 Jeffrey Young
n = 6427 1939 digits
n = 6879 2075 digits
n = 7517 2267 digits
n = 8647 2607 digits
n = 12979 3912 digits
n = 15951 4806 digits
n = 19955 6012 digits
n = 27331 8232 digits
n = 56831 17112 digits
n = 95105 28634 digits
n = 107411 32338 digits
n = 109369 32928 digits
n = 194757 58632 digits
n = 260387 78389 digits
n = 336379 101265 digits Apr 2012 Jon Goral; PPSE; PrimeGrid
n = 364845 109834 digits May 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 1218335 366760 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR
n = 1416319 426359 digits Jul 2016 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 1497491 450794 digits Jul 2018 Alexey Simbarsky; PSieve; srsieve; PrimeGrid; LLR
n = 1627099 489810 digits Feb 2021 Brian D. Niegocki; PSieve; srsieve; PrimeGrid; LLR
n = 1674561 504098 digits Feb 2022 Latah Headrick; PSieve; srsieve; PrimeGrid; LLR
k: 8971
max n: 2.373.231
n = 4 6 digits
n = 8 7 digits
n = 12 8 digits
n = 84 30 digits
n = 144 48 digits
n = 180 59 digits
n = 184 60 digits
n = 272 86 digits
n = 704 216 digits
n = 712 219 digits
n = 1600 486 digits
n = 1668 507 digits
n = 5544 1673 digits
n = 5584 1685 digits
n = 14652 4415 digits Mar 1998 Baptiste Heyman; Proth
n = 29280 8819 digits
n = 51564 15527 digits
n = 76864 23143 digits
n = 92100 27729 digits
n = 150588 45336 digits
n = 249384 75077 digits
n = 280744 84517 digits
n = 486152 146351 digits Jan 2010 Bjorn Lindberg; PSieve; srsieve; PrimeGrid; LLR
n = 1563752 470741 digits Feb 2020 Bastian Gauch; PSieve; srsieve; PrimeGrid; LLR
n = 2139488 644055 digits Jan 2025 Kai Presler; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8973
max n: 2.372.697
n = 4 6 digits
n = 5 6 digits
n = 10 7 digits
n = 28 13 digits
n = 34 15 digits
n = 46 18 digits
n = 68 25 digits
n = 77 28 digits
n = 160 53 digits
n = 328 103 digits
n = 373 117 digits
n = 560 173 digits
n = 617 190 digits
n = 680 209 digits
n = 3118 943 digits
n = 3353 1014 digits 1993 Jeffrey Young
n = 5758 1738 digits
n = 9349 2819 digits
n = 12454 3753 digits
n = 29338 8836 digits
n = 30056 9052 digits
n = 32624 9825 digits
n = 52948 15943 digits
n = 57490 17311 digits Jul 1999 Tadashi Taura; Proth
n = 96364 29013 digits
n = 120946 36413 digits
n = 163193 49130 digits
n = 233288 70231 digits
n = 238138 71691 digits
n = 397229 119582 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 410777 123661 digits Sep 2012 Dr. James Scott Brown; PPSE; PrimeGrid
n = 577637 173891 digits Nov 2010 Joshua Brandelle Sklare; PSieve; srsieve; PrimeGrid; LLR
n = 1123741 338284 digits Aug 2013 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1475176 444077 digits Feb 2018 Ludovic Ferrandis; PSieve; srsieve; PrimeGrid; LLR
n = 2019850 608040 digits Dec 2024 PPSE; PrimeGrid
n = 2141710 644723 digits Jan 2025 Thorsten Sambale; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8975
max n: 2.373.154
n = 13 8 digits
n = 23 11 digits
n = 31 14 digits
n = 35 15 digits
n = 47 19 digits
n = 63 23 digits
n = 89 31 digits
n = 101 35 digits
n = 119 40 digits
n = 121 41 digits
n = 215 69 digits
n = 383 120 digits
n = 557 172 digits
n = 605 187 digits
n = 887 271 digits
n = 937 287 digits
n = 1043 318 digits
n = 1181 360 digits
n = 1301 396 digits
n = 1439 438 digits
n = 1481 450 digits
n = 3757 1135 digits 1993 Jeffrey Young
n = 3803 1149 digits 1993 Jeffrey Young
n = 4583 1384 digits 1993 Jeffrey Young
n = 6963 2101 digits
n = 7655 2309 digits
n = 8843 2666 digits
n = 9155 2760 digits
n = 10541 3178 digits
n = 13313 4012 digits
n = 16507 4974 digits
n = 22945 6912 digits
n = 28745 8658 digits
n = 29875 8998 digits
n = 33311 10032 digits
n = 36517 10997 digits
n = 49811 14999 digits
n = 65537 19733 digits Mar 2001 Dr. James McElhatton; Proth
n = 66299 19962 digits
n = 80735 24308 digits
n = 95993 28901 digits
n = 144491 43501 digits
n = 176415 53111 digits
n = 313111 94260 digits
n = 699569 210596 digits Sep 2011 Ray Miller; PSieve; srsieve; PrimeGrid; LLR
n = 1173219 353179 digits Oct 2013 Lennart Vogel; PSieve; srsieve; PrimeGrid; LLR
k: 8977
max n: 2.373.239
n = 6 6 digits
n = 14 9 digits
n = 72 26 digits
n = 102 35 digits
n = 408 127 digits
n = 1328 404 digits
n = 1506 458 digits
n = 4104 1240 digits 1993 Jeffrey Young
n = 11976 3610 digits
n = 22992 6926 digits
n = 33390 10056 digits
n = 36528 11000 digits
n = 361026 108684 digits Feb 2009 Honza Cholt; srsieve; PrimeGrid; LLR
n = 1205958 363034 digits Feb 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1218384 366775 digits Feb 2014 Jozsef Schmidt; PSieve; srsieve; PrimeGrid; LLR
n = 2145584 645890 digits Jan 2025 Miroslav Kupka; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8979
max n: 2.372.958
n = 1 5 digits
n = 6 6 digits
n = 49 19 digits
n = 73 26 digits
n = 103 35 digits
n = 369 116 digits
n = 654 201 digits
n = 931 285 digits
n = 954 292 digits
n = 1122 342 digits
n = 1326 404 digits
n = 1333 406 digits
n = 1909 579 digits
n = 2929 886 digits
n = 5085 1535 digits
n = 5179 1563 digits
n = 20922 6303 digits
n = 30969 9327 digits
n = 48145 14498 digits
n = 50763 15286 digits
n = 61173 18419 digits Jul 1999 Tadashi Taura; Proth
n = 68646 20669 digits
n = 82243 24762 digits
n = 86262 25972 digits
n = 90169 27148 digits
n = 115422 34750 digits
n = 132889 40008 digits
n = 162678 48975 digits
n = 418329 125934 digits Oct 2012 Ronny Willig; PPSE; PrimeGrid
n = 421471 126880 digits Nov 2012 Bart Kus; PPSE; PrimeGrid
n = 433015 130355 digits Dec 2012 John Murphy; PPSE; PrimeGrid
n = 1125325 338761 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1176631 354206 digits Oct 2013 Arnaud de Klerk; PSieve; srsieve; PrimeGrid; LLR
n = 1399971 421438 digits Mar 2016 Takashi Iwasaki; PSieve; srsieve; PrimeGrid; LLR
n = 1446163 435343 digits May 2017 Andy Barr; PSieve; srsieve; PrimeGrid; LLR
n = 2099382 631981 digits Jan 2025 Charlie McDonald; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8981
max n: 2.373.264
n = 3 5 digits
n = 5 6 digits
n = 7 7 digits
n = 13 8 digits
n = 15 9 digits
n = 37 16 digits
n = 55 21 digits
n = 147 49 digits
n = 259 82 digits
n = 273 87 digits
n = 367 115 digits
n = 379 119 digits
n = 1015 310 digits
n = 1153 352 digits
n = 2053 622 digits
n = 2847 861 digits
n = 3685 1114 digits 1993 Jeffrey Young
n = 6385 1927 digits
n = 10347 3119 digits
n = 12483 3762 digits
n = 12979 3912 digits
n = 19505 5876 digits
n = 23059 6946 digits
n = 37873 11405 digits
n = 53115 15994 digits
n = 57279 17247 digits
n = 67287 20260 digits
n = 91483 27544 digits
n = 96673 29106 digits
n = 117727 35444 digits
n = 135893 40912 digits
n = 159165 47918 digits
n = 290777 87537 digits
n = 317755 95658 digits
n = 363073 109300 digits May 2012 PPSE; PrimeGrid
n = 390377 117520 digits Jul 2012 Bart Kus; PPSE; PrimeGrid
n = 417345 125638 digits Oct 2012 Bart Kus; PPSE; PrimeGrid
n = 456657 137472 digits May 2009 Ikumi Yuki; srsieve; PrimeGrid; LLR
n = 487459 146744 digits Feb 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 693465 208758 digits Sep 2011 Václav Vinklát; PSieve; srsieve; PrimeGrid; LLR
n = 828237 249329 digits Apr 2012 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1275279 383902 digits May 2014 Alexis Kravtchenko; PSieve; srsieve; PrimeGrid; LLR
n = 2090263 629236 digits Jan 2025 Mark Williams; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8983
max n: 2.372.923
n = 2 5 digits
n = 4 6 digits
n = 6 6 digits
n = 24 12 digits
n = 36 15 digits
n = 46 18 digits
n = 74 27 digits
n = 284 90 digits
n = 312 98 digits
n = 550 170 digits
n = 784 240 digits
n = 954 292 digits
n = 1026 313 digits
n = 1666 506 digits
n = 1926 584 digits
n = 3200 968 digits
n = 3222 974 digits
n = 4362 1318 digits 1993 Jeffrey Young
n = 4896 1478 digits 1993 Jeffrey Young
n = 5800 1750 digits
n = 6556 1978 digits
n = 7876 2375 digits
n = 14814 4464 digits
n = 23352 7034 digits
n = 80990 24385 digits
n = 95480 28747 digits
n = 110144 33161 digits
n = 129546 39002 digits
n = 238060 71668 digits
n = 247412 74483 digits
n = 597366 179830 digits Dec 2010 Marcel Penstorf; PSieve; srsieve; PrimeGrid; LLR
n = 701362 211135 digits Sep 2011 Ron Shurtz; PSieve; srsieve; PrimeGrid; LLR
n = 1141034 343490 digits Aug 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1639386 493509 digits May 2021 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1784744 537266 digits Dec 2023 Jan Peter Fischer; PPSE; PrimeGrid
n = 2179026 655957 digits Feb 2025 Luca Corlatti; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8985
max n: 2.372.459
n = 1 5 digits
n = 3 5 digits
n = 7 7 digits
n = 12 8 digits
n = 14 9 digits
n = 18 10 digits
n = 22 11 digits
n = 48 19 digits
n = 67 25 digits
n = 112 38 digits
n = 147 49 digits
n = 267 85 digits
n = 280 89 digits
n = 320 101 digits
n = 390 122 digits
n = 403 126 digits
n = 411 128 digits
n = 490 152 digits
n = 628 194 digits
n = 663 204 digits
n = 1023 312 digits
n = 1476 449 digits
n = 1762 535 digits
n = 2204 668 digits
n = 2390 724 digits
n = 2576 780 digits
n = 3202 968 digits
n = 3475 1051 digits 1993 Jeffrey Young
n = 5034 1520 digits
n = 5286 1596 digits
n = 5667 1710 digits
n = 9604 2896 digits
n = 9792 2952 digits
n = 11091 3343 digits
n = 13676 4121 digits
n = 25086 7556 digits
n = 32092 9665 digits
n = 41675 12550 digits
n = 66904 20145 digits
n = 76188 22939 digits
n = 98543 29669 digits
n = 103060 31029 digits
n = 118415 35651 digits
n = 158161 47616 digits
n = 161888 48738 digits
n = 209146 62964 digits
n = 251662 75762 digits
n = 267400 80500 digits
n = 283638 85388 digits
n = 470700 141699 digits Oct 2009 Jeff Webster; srsieve; PrimeGrid; LLR
n = 538790 162196 digits Aug 2010 Jeremy M. Posner; PSieve; srsieve; PrimeGrid; LLR
n = 568112 171023 digits Nov 2010 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 785590 236491 digits Mar 2012 Heinz Ming; PSieve; srsieve; PrimeGrid; LLR
n = 1417291 426652 digits Aug 2016 Randall Scalise; PSieve; srsieve; PrimeGrid; LLR
n = 1435423 432110 digits Feb 2017 Will Steinbach; PSieve; srsieve; PrimeGrid; LLR
n = 2094646 630556 digits Jan 2025 Mark Williams; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8987
max n: 2.372.842
n = 19 10 digits
n = 55 21 digits
n = 91 32 digits
n = 115 39 digits
n = 139 46 digits
n = 955 292 digits
n = 6559 1979 digits
n = 7759 2340 digits May 1996 Patrick Demichel
n = 23071 6950 digits
n = 36623 11029 digits
n = 113539 34183 digits
n = 124219 37398 digits
k: 8989
max n: 2.372.986
n = 418 130 digits
n = 2586 783 digits
n = 1596586 480625 digits Sep 2020 Will Steinbach; PSieve; srsieve; PrimeGrid; LLR
n = 3340866 1005705 digits Nov 2020 Charles Jackson; LLR2; PSieve; srsieve; PrimeGrid; LLR
n = 3362986 1012364 digits May 2021 Tom Greer; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8991
max n: 2.372.968
n = 9 7 digits
n = 41 17 digits
n = 44 18 digits
n = 179 58 digits
n = 405 126 digits
n = 836 256 digits
n = 1284 391 digits
n = 1332 405 digits
n = 1488 452 digits
n = 1637 497 digits
n = 1661 504 digits
n = 1700 516 digits
n = 1901 577 digits
n = 3524 1065 digits 1993 Jeffrey Young
n = 3657 1105 digits 1993 Jeffrey Young
n = 4529 1368 digits 1993 Jeffrey Young
n = 5357 1617 digits
n = 11256 3393 digits May 1996 Patrick Demichel
n = 15620 4707 digits
n = 46020 13858 digits
n = 67592 20352 digits
n = 108161 32564 digits
n = 111312 33513 digits
n = 223452 67270 digits
n = 245676 73960 digits
n = 672852 202553 digits Jun 2011 Dr. James Scott Brown; PSieve; srsieve; PrimeGrid; LLR
n = 686429 206640 digits Sep 2011 Takeshi Watanabe; PSieve; srsieve; PrimeGrid; LLR
n = 704132 211969 digits Sep 2011 Frank Matillek; PSieve; srsieve; PrimeGrid; LLR
n = 969609 291886 digits Aug 2012 Veronique Sainson; PSieve; srsieve; PrimeGrid; LLR
k: 8993
max n: 2.373.397
n = 1 5 digits
n = 69 25 digits
n = 117 40 digits
n = 393 123 digits
n = 2409 730 digits
n = 6969 2102 digits Mar 1996 Patrick Demichel
n = 27721 8349 digits
n = 29265 8814 digits
n = 42057 12665 digits
n = 137473 41388 digits
n = 154365 46473 digits
n = 172137 51823 digits
n = 234657 70643 digits
n = 792105 238452 digits Mar 2012 Stephen R Cilliers; PSieve; srsieve; PrimeGrid; LLR
n = 1032189 310724 digits Jan 2013 Andrey Dorovskikh; PSieve; srsieve; PrimeGrid; LLR
n = 1193265 359213 digits Oct 2013 Randy Ready; PSieve; srsieve; PrimeGrid; LLR
n = 1245093 374815 digits Feb 2014 Grzegorz Granowski; PSieve; srsieve; PrimeGrid; LLR
n = 1423933 428651 digits Oct 2016 David Marquardt; PSieve; srsieve; PrimeGrid; LLR
n = 2253909 678499 digits Mar 2025 Ravi Fernando; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8995
max n: 2.373.097
n = 38 16 digits
n = 44 18 digits
n = 54 21 digits
n = 56 21 digits
n = 140 47 digits
n = 154 51 digits
n = 224 72 digits
n = 234 75 digits
n = 278 88 digits
n = 630 194 digits
n = 650 200 digits
n = 1256 383 digits
n = 1718 522 digits
n = 5836 1761 digits
n = 5978 1804 digits
n = 6004 1812 digits
n = 21274 6409 digits
n = 24834 7480 digits
n = 29890 9002 digits
n = 34904 10512 digits
n = 72388 21795 digits
n = 132250 39816 digits
n = 142974 43044 digits
n = 187354 56404 digits
n = 250190 75319 digits
n = 291350 87710 digits
n = 322168 96987 digits
n = 734130 221000 digits Feb 2012 Senji Yamashita; PSieve; srsieve; PrimeGrid; LLR
n = 1869268 562710 digits Feb 2024 Paul Wendelboe; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8997
max n: 2.372.350
n = 4 6 digits
n = 31 14 digits
n = 36 15 digits
n = 96 33 digits
n = 107 37 digits
n = 112 38 digits
n = 303 96 digits
n = 464 144 digits
n = 467 145 digits
n = 1183 361 digits
n = 1584 481 digits
n = 1776 539 digits
n = 1979 600 digits
n = 3086 933 digits
n = 4496 1358 digits 1993 Jeffrey Young
n = 4632 1399 digits 1993 Jeffrey Young
n = 4728 1428 digits 1993 Jeffrey Young
n = 4811 1453 digits 1993 Jeffrey Young
n = 5928 1789 digits
n = 6312 1905 digits
n = 6523 1968 digits
n = 6764 2041 digits
n = 8763 2642 digits
n = 11059 3334 digits
n = 17456 5259 digits
n = 32712 9852 digits
n = 41488 12494 digits
n = 61766 18598 digits
n = 64095 19299 digits
n = 69631 20965 digits
n = 73632 22170 digits
n = 79951 24072 digits
n = 111478 33563 digits
n = 232396 69963 digits
n = 234024 70453 digits
n = 262387 78991 digits
n = 265139 79819 digits
n = 694707 209132 digits Sep 2011 Koichi Okubo; PSieve; srsieve; PrimeGrid; LLR
n = 860558 259058 digits May 2012 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 866024 260704 digits May 2012 Ivan Osychenko; PSieve; srsieve; PrimeGrid; LLR
n = 897987 270325 digits Jun 2012 Charles Jackson; PSieve; srsieve; PrimeGrid; LLR
n = 979808 294956 digits Aug 2012 Bart Kus; PSieve; srsieve; PrimeGrid; LLR
n = 980008 295016 digits Aug 2012 Michael Mamanakis; PSieve; srsieve; PrimeGrid; LLR
n = 1529424 460407 digits Feb 2019 Gene Howe; PSieve; srsieve; PrimeGrid; LLR
n = 3472036 1045191 digits Jun 2023 Vaughan Davies; LLR2; PSieve; srsieve; PrimeGrid; LLR
k: 8999
max n: 2.372.758
n = 3 5 digits
n = 7 7 digits
n = 13 8 digits
n = 19 10 digits
n = 29 13 digits
n = 33 14 digits
n = 53 20 digits
n = 79 28 digits
n = 119 40 digits
n = 187 61 digits
n = 257 82 digits
n = 277 88 digits
n = 329 103 digits
n = 379 119 digits
n = 437 136 digits
n = 809 248 digits
n = 1103 336 digits
n = 1587 482 digits
n = 1667 506 digits
n = 2293 695 digits
n = 3613 1092 digits 1993 Jeffrey Young
n = 5057 1527 digits
n = 5819 1756 digits
n = 7849 2367 digits
n = 8131 2452 digits
n = 8987 2710 digits
n = 11019 3322 digits
n = 31231 9406 digits
n = 44723 13467 digits
n = 45249 13626 digits
n = 64103 19301 digits
n = 68423 20602 digits
n = 73931 22260 digits
n = 88297 26584 digits
n = 113943 34305 digits
n = 127767 38466 digits
n = 263039 79187 digits
n = 404177 121674 digits Aug 2012 Bart Kus; PPSE; PrimeGrid
n = 676897 203771 digits Aug 2011 Takeshi Sasahara; PSieve; srsieve; PrimeGrid; LLR
n = 734263 221040 digits Feb 2012 Jon Goral; PSieve; srsieve; PrimeGrid; LLR
n = 774929 233281 digits Feb 2012 John S Morris III; PSieve; srsieve; PrimeGrid; LLR
n = 1205533 362906 digits Feb 2014 Mark Molder; PSieve; srsieve; PrimeGrid; LLR