Known Dual Williams (probable) primes inclusive all small n's for b < 1000
Expression: b^n-(b-1)


   b = 3

          n = 2               2 digits             Prime  
          n = 4               2 digits             Prime  
          n = 5               3 digits             Prime  
          n = 6               3 digits             Prime  
          n = 9               5 digits             Prime  
          n = 22             11 digits             Prime  
          n = 37             18 digits             Prime  
          n = 41             20 digits             Prime  
          n = 90             43 digits             Prime  
          n = 102            49 digits             Prime  
          n = 105            51 digits             Prime  
          n = 317           152 digits             Prime  
          n = 520           249 digits             Prime  
          n = 541           259 digits             Prime  
          n = 561           268 digits             Prime  
          n = 648           310 digits             Prime  
          n = 780           373 digits             Prime  
          n = 786           376 digits             Prime  
          n = 957           457 digits             Prime  
          n = 1353          646 digits             Prime  
          n = 2224         1062 digits             Prime  
          n = 2521         1203 digits             Prime  
          n = 6184         2951 digits             Prime  
          n = 7989         3812 digits             Prime  
          n = 8890         4242 digits             Prime  
          n = 19217        9169 digits             Prime  
          n = 20746        9899 digits             Prime  
          n = 31722       15136 digits  Oct 2002   PRP    Henri Lifchitz
          n = 37056       17681 digits  Oct 2004   PRP    Henri Lifchitz
          n = 69581       33199 digits  Jan 2005   PRP    Henri Lifchitz
          n = 195430      93244 digits  Feb 2007   PRP    Theodore Burton
          n = 225922     107793 digits  Oct 2013   PRP    Lelio R Paula
          n = 506233     241535 digits  Nov 2013   PRP    Robert Price
          n = 761457     363308 digits  Jul 2015   PRP    Ryan Propper
          n = 1180181    563090 digits  May 2020   PRP    Jorge Coveiro


   b = 4

          n = 2               2 digits  Jun 2026   Prime  
          n = 3               2 digits  Jun 2026   Prime  
          n = 5               4 digits             Prime  
          n = 6               4 digits             Prime  
          n = 7               5 digits             Prime  
          n = 10              7 digits             Prime  
          n = 11              7 digits             Prime  
          n = 12              8 digits             Prime  
          n = 47             29 digits             Prime  
          n = 58             35 digits             Prime  
          n = 61             37 digits             Prime  
          n = 75             46 digits             Prime  
          n = 87             53 digits             Prime  
          n = 133            81 digits             Prime  
          n = 168           102 digits             Prime  
          n = 226           137 digits             Prime  
          n = 347           209 digits             Prime  
          n = 425           256 digits             Prime  
          n = 868           523 digits             Prime  
          n = 1977         1191 digits             Prime  
          n = 2815         1695 digits             Prime  
          n = 3378         2034 digits             Prime  
          n = 4385         2641 digits             Prime  
          n = 5286         3183 digits             Prime  
          n = 7057         4249 digits             Prime  
          n = 7200         4335 digits             Prime  
          n = 8230         4955 digits             Prime  
          n = 8340         5022 digits             Prime  
          n = 13175        7933 digits             Prime  
          n = 17226       10372 digits  Aug 2001   Prime  Paul Underwood
          n = 18276       11004 digits  Aug 2001   PRP    Paul Underwood
          n = 25237       15195 digits  Aug 2001   PRP    Paul Underwood
          n = 33211       19996 digits  Aug 2001   Prime  Paul Underwood
          n = 58463       35199 digits  Jul 2002   PRP    Markus Frind & P. Underwood
          n = 59662       35921 digits  Jul 2002   PRP    Markus Frind & P. Underwood
          n = 94555       56928 digits  Nov 2002   PRP    Markus Frind & P. Underwood
          n = 120502      72550 digits  Jul 2002   PRP    Markus Frind & P. Underwood
          n = 177473     106850 digits  Aug 2002   PRP    Markus Frind & P. Underwood
          n = 197017     118617 digits  Sep 2002   PRP    Markus Frind & P. Underwood
          n = 351097     211382 digits  Mar 2012   PRP    Paul Bourdelais
          n = 375370     225996 digits  Mar 2012   PRP    Paul Bourdelais
          n = 563190     339075 digits  Jun 2019   PRP    Paul Bourdelais
          n = 673872     405712 digits  Jul 2019   PRP    Paul Bourdelais
          n = 881002     530417 digits  Apr 2020   PRP    Paul Bourdelais
          n = 1043375    628175 digits  May 2020   PRP    Paul Bourdelais


   b = 5

          n = 5               4 digits             Prime  
          n = 7               5 digits             Prime  
          n = 15             11 digits             Prime  
          n = 47             33 digits             Prime  
          n = 81             57 digits             Prime  
          n = 115            81 digits             Prime  
          n = 267           187 digits             Prime  
          n = 285           200 digits             Prime  
          n = 7641         5341 digits             Prime  
          n = 19089       13343 digits  Nov 2005   PRP    Wojciech Florek
          n = 25831       18056 digits  Nov 2005   PRP    Wojciech Florek
          n = 32115       22448 digits  Nov 2005   PRP    Wojciech Florek
          n = 59811       41807 digits  Nov 2005   PRP    Theodore Burton
          n = 70155       49037 digits  Nov 2005   PRP    Theodore Burton
          n = 178715     124917 digits  Jul 2021   PRP    Tyler NeSmith


   b = 6

          n = 2               2 digits  Jun 2026   Prime  
          n = 3               3 digits  Jun 2026   Prime  
          n = 4               4 digits  Jun 2026   Prime  
          n = 29             23 digits             Prime  
          n = 31             25 digits             Prime  
          n = 34             27 digits             Prime  
          n = 53             42 digits             Prime  
          n = 65             51 digits             Prime  
          n = 94             74 digits             Prime  
          n = 202           158 digits             Prime  
          n = 288           225 digits             Prime  
          n = 415           323 digits             Prime  
          n = 457           356 digits             Prime  
          n = 483           376 digits             Prime  
          n = 703           548 digits             Prime  
          n = 762           593 digits             Prime  
          n = 1285         1000 digits             Prime  
          n = 1464         1140 digits             Prime  
          n = 2094         1630 digits             Prime  
          n = 3384         2634 digits             Prime  
          n = 9335         7265 digits             Prime  
          n = 15955       12416 digits  Nov 2002   PRP    Henri Lifchitz
          n = 18910       14715 digits  Nov 2002   PRP    Henri Lifchitz
          n = 73119       56898 digits  Oct 2012   PRP    Lelio R Paula
          n = 125418      97595 digits  Nov 2014   PRP    Lelio R Paula
          n = 143273     111489 digits  Jan 2021   PRP    Paul Bourdelais
          n = 584279     454658 digits  Feb 2021   PRP    Paul Bourdelais


   b = 7

          n = 2               2 digits  Jun 2026   Prime  
          n = 3               3 digits  Jun 2026   Prime  
          n = 6               6 digits  Jun 2026   Prime  
          n = 9               8 digits             Prime  
          n = 21             18 digits             Prime  
          n = 25             22 digits             Prime  
          n = 33             28 digits             Prime  
          n = 49             42 digits             Prime  
          n = 54             46 digits             Prime  
          n = 133           113 digits             Prime  
          n = 245           208 digits             Prime  
          n = 255           216 digits             Prime  
          n = 318           269 digits             Prime  
          n = 1023          865 digits             Prime  
          n = 1486         1256 digits             Prime  
          n = 3334         2818 digits             Prime  
          n = 6821         5765 digits             Prime  
          n = 8555         7230 digits             PRP    
          n = 11605        9808 digits             PRP    
          n = 42502       35919 digits  Nov 2005   PRP    Theodore Burton
          n = 44409       37530 digits  Nov 2005   PRP    Theodore Burton
          n = 90291       76305 digits  Nov 2005   PRP    Theodore Burton
          n = 92511       78181 digits  Nov 2005   PRP    Theodore Burton
          n = 140303     118570 digits  Nov 2014   PRP    Robert Price


   b = 8

          n = 13             12 digits             Prime  
          n = 661           597 digits             Prime  
          n = 773           699 digits             Prime  
          n = 833           753 digits             Prime  
          n = 4273         3859 digits             Prime  
          n = 40613       36678 digits  Feb 2008   PRP    Gary Barnes


   b = 9

          n = 2               2 digits  Jun 2026   Prime  
          n = 4               4 digits  Jun 2026   Prime  
          n = 7               7 digits  Jun 2026   Prime  
          n = 10             10 digits             Prime  
          n = 11             11 digits             Prime  
          n = 31             30 digits             Prime  
          n = 127           122 digits             Prime  
          n = 136           130 digits             Prime  
          n = 215           206 digits             Prime  
          n = 953           910 digits             Prime  
          n = 1139         1087 digits             Prime  
          n = 1799         1717 digits             Prime  
          n = 3406         3251 digits             Prime  
          n = 7633         7284 digits             PRP    
          n = 13090       12492 digits  Jan 2006   PRP    Maksym Voznyy
          n = 13171       12569 digits  Jan 2006   PRP    Maksym Voznyy
          n = 13511       12893 digits  Jan 2006   PRP    Maksym Voznyy
          n = 32593       31102 digits  Mar 2012   PRP    Lelio R Paula


   b = 10

          n = 3               4 digits  Jun 2026   Prime  
          n = 5               6 digits  Jun 2026   Prime  
          n = 7               8 digits  Jun 2026   Prime  
          n = 33             34 digits             Prime  
          n = 45             46 digits             Prime  
          n = 105           106 digits             Prime  
          n = 197           198 digits             Prime  
          n = 199           200 digits             Prime  
          n = 281           282 digits             Prime  
          n = 301           302 digits             Prime  
          n = 317           318 digits             Prime  
          n = 1107         1108 digits             Prime  
          n = 1657         1658 digits             Prime  
          n = 3395         3396 digits             Prime  
          n = 35925       35926 digits  Jan 2008   PRP    Jason Earls
          n = 37597       37598 digits  Jan 2008   PRP    Jason Earls
          n = 64305       64306 digits  Jan 2011   PRP    Alexander Gramolin
          n = 80139       80140 digits  Jan 2011   PRP    Alexander Gramolin
          n = 221631     221632 digits  Feb 2011   PRP    Alexander Gramolin


   b = 11

          n = 3               4 digits  Jun 2026   Prime  
          n = 17             18 digits             Prime  
          n = 23             24 digits             Prime  
          n = 79             83 digits             Prime  
          n = 273           285 digits             Prime  
          n = 2185         2276 digits             Prime  
          n = 4087         4257 digits             Prime  
          n = 5855         6098 digits             Prime  
          n = 17151       17861 digits  Nov 2005   PRP    Theodore Burton
          n = 79133       82409 digits  Nov 2005   PRP    Theodore Burton


   b = 12

          n = 5               6 digits  Jun 2026   Prime  
          n = 6               7 digits  Jun 2026   Prime  
          n = 18             20 digits             Prime  
          n = 33             36 digits             Prime  
          n = 63             68 digits             Prime  
          n = 4459         4813 digits             Prime  
          n = 6415         6923 digits             PRP    
          n = 6778         7315 digits             PRP    
          n = 8763         9457 digits             PRP    
          n = 13842       14939 digits  Oct 2006   PRP    Lelio R Paula
          n = 23483       25343 digits  Apr 2012   PRP    Norbert Schneider
          n = 26199       28274 digits  Apr 2012   PRP    Norbert Schneider
          n = 49746       53685 digits  Jan 2013   PRP    Lelio R Paula
          n = 64918       70059 digits  Jan 2015   PRP    Lelio R Paula
          n = 102123     110210 digits  Sep 2023   PRP    Riley Fisher
          n = 104501     112776 digits  Dec 2023   PRP    Riley Fisher
          n = 107422     115928 digits  Dec 2023   PRP    Riley Fisher
          n = 136450     147255 digits  Dec 2024   PRP    Riley Fisher


   b = 13

          n = 2               3 digits  Jun 2026   Prime  
          n = 4               5 digits  Jun 2026   Prime  
          n = 5               6 digits  Jun 2026   Prime  
          n = 6               7 digits  Jun 2026   Prime  
          n = 13             15 digits             Prime  
          n = 24             27 digits             Prime  
          n = 64             72 digits             Prime  
          n = 133           149 digits             Prime  
          n = 268           299 digits             Prime  
          n = 744           829 digits             Prime  
          n = 952          1061 digits             Prime  
          n = 1261         1405 digits             Prime  
          n = 5794         6455 digits             Prime  
          n = 11833       13182 digits  Nov 2005   PRP    Theodore Burton


   b = 14

          n = 3               4 digits  Jun 2026   Prime  
          n = 5               6 digits  Jun 2026   Prime  
          n = 7               9 digits  Jun 2026   Prime  
          n = 13             15 digits  Jun 2026   Prime  
          n = 15             18 digits             Prime  
          n = 21             25 digits             Prime  
          n = 59             68 digits             Prime  
          n = 63             73 digits             Prime  
          n = 69             80 digits             Prime  
          n = 205           235 digits             Prime  
          n = 2319         2658 digits             Prime  
          n = 2385         2734 digits             Prime  
          n = 50739       58154 digits  Mar 2013   PRP    Lelio R Paula


   b = 15

          n = 2               3 digits  Jun 2026   Prime  
          n = 3               4 digits  Jun 2026   Prime  
          n = 28             33 digits             Prime  
          n = 78             92 digits             Prime  
          n = 556           654 digits             Prime  
          n = 630           741 digits             Prime  
          n = 1121         1319 digits             Prime  
          n = 1465         1723 digits             Prime  
          n = 7877         9265 digits             PRP    
          n = 9342        10988 digits  Jun 2006   PRP    Wojciech Florek
          n = 15042       17691 digits  Jun 2006   PRP    Wojciech Florek
          n = 50385       59258 digits  Jun 2006   PRP    Wojciech Florek


   b = 16

          n = 2               3 digits  Jun 2026   Prime  
          n = 4               5 digits  Jun 2026   Prime  
          n = 19             23 digits             Prime  
          n = 25             31 digits             Prime  
          n = 49             60 digits             Prime  
          n = 155           187 digits             Prime  
          n = 2206         2657 digits             Prime  
          n = 45821       55174 digits  Mar 2011   PRP    Lelio R Paula
          n = 245254     295316 digits  Jul 2022   PRP    Stefano Morozzi


   b = 17

          n = 11             14 digits  Jun 2026   Prime  
          n = 21             26 digits             Prime  
          n = 127           157 digits             Prime  
          n = 149           184 digits             Prime  
          n = 469           578 digits             Prime  
          n = 2019         2485 digits             Prime  
          n = 13953       17169 digits  Nov 2005   PRP    Theodore Burton
          n = 21689       26688 digits  Nov 2005   PRP    Theodore Burton
          n = 25679       31597 digits  Nov 2005   PRP    Theodore Burton
          n = 81417      100180 digits  Nov 2005   PRP    Theodore Burton


   b = 18

          n = 2               3 digits  Jun 2026   Prime  
          n = 4               6 digits  Jun 2026   Prime  
          n = 5               7 digits  Jun 2026   Prime  
          n = 6               8 digits  Jun 2026   Prime  
          n = 12             16 digits  Jun 2026   Prime  
          n = 13             17 digits  Jun 2026   Prime  
          n = 41             52 digits             Prime  
          n = 213           268 digits             Prime  
          n = 232           292 digits             Prime  
          n = 258           324 digits             Prime  
          n = 905          1137 digits             Prime  
          n = 928          1165 digits             Prime  
          n = 4753         5967 digits             Prime  
          n = 4902         6154 digits             Prime  
          n = 16761       21040 digits  Jun 2011   PRP    Norbert Schneider
          n = 19146       24034 digits  Jun 2011   PRP    Norbert Schneider
          n = 70793       88865 digits  Nov 2015   PRP    Lelio R Paula


   b = 19

          n = 3               4 digits  Jun 2026   Prime  
          n = 4               6 digits  Jun 2026   Prime  
          n = 5               7 digits  Jun 2026   Prime  
          n = 7               9 digits  Jun 2026   Prime  
          n = 10             13 digits  Jun 2026   Prime  
          n = 22             29 digits             Prime  
          n = 52             67 digits             Prime  
          n = 65             84 digits             Prime  
          n = 125           160 digits             Prime  
          n = 197           252 digits             Prime  
          n = 267           342 digits             Prime  
          n = 335           429 digits             Prime  
          n = 348           446 digits             Prime  
          n = 412           527 digits             Prime  
          n = 1666         2131 digits             Prime  
          n = 1705         2181 digits             Prime  
          n = 3318         4243 digits             Prime  
          n = 11271       14413 digits  Nov 2005   PRP    Theodore Burton
          n = 37074       47409 digits  Nov 2005   PRP    Theodore Burton
          n = 61980       79258 digits  Dec 2005   PRP    Theodore Burton
          n = 69025       88266 digits  Jan 2006   PRP    Theodore Burton


   b = 20

          n = 17             23 digits  Jun 2026   Prime  
          n = 6681         8693 digits             PRP    


   b = 21

          n = 2               3 digits  Jun 2026   Prime  
          n = 3               4 digits  Jun 2026   Prime  
          n = 5               7 digits  Jun 2026   Prime  
          n = 9              12 digits  Jun 2026   Prime  
          n = 35             47 digits             Prime  
          n = 57             76 digits             Prime  
          n = 78            104 digits             Prime  
          n = 124           164 digits             Prime  
          n = 328           434 digits             Prime  
          n = 490           648 digits             Prime  
          n = 645           853 digits             Prime  
          n = 676           894 digits             Prime  
          n = 1786         2362 digits             Prime  
          n = 12597       16656 digits  Apr 2011   PRP    Norbert Schneider
          n = 28713       37965 digits  Mar 2012   PRP    Norbert Schneider
          n = 29065       38431 digits  Mar 2012   PRP    Norbert Schneider


   b = 22

          n = 2               3 digits  Jun 2026   Prime  
          n = 3               5 digits  Jun 2026   Prime  
          n = 35             47 digits             Prime  
          n = 42             57 digits             Prime  
          n = 47             64 digits             Prime  
          n = 65             88 digits             Prime  
          n = 71             96 digits             Prime  
          n = 99            133 digits             Prime  
          n = 273           367 digits             Prime  
          n = 354           476 digits             Prime  
          n = 837          1124 digits             Prime  
          n = 4315         5793 digits             Prime  
          n = 4991         6701 digits             PRP    


   b = 23

          n = 61             84 digits             Prime  
          n = 445           606 digits             Prime  
          n = 4381         5966 digits             Prime  
          n = 15041       20482 digits  Nov 2005   PRP    Theodore Burton
          n = 17569       23925 digits  Nov 2005   PRP    Theodore Burton


   b = 24

          n = 4               6 digits  Jun 2026   Prime  
          n = 28             39 digits             Prime  
          n = 57             79 digits             Prime  
          n = 64             89 digits             Prime  
          n = 184           254 digits             Prime  
          n = 955          1319 digits             Prime  
          n = 1045         1443 digits             Prime  
          n = 1194         1648 digits             Prime  
          n = 1404         1938 digits             Prime  
          n = 4744         6548 digits             PRP    
          n = 13792       19036 digits  Apr 2011   PRP    Norbert Schneider
          n = 67379       92998 digits  Sep 2024   PRP    Mark Rodenkirch


   b = 25

          n = 2               3 digits  Jun 2026   Prime  
          n = 3               5 digits  Jun 2026   Prime  
          n = 6               9 digits  Jun 2026   Prime  
          n = 13             19 digits  Jun 2026   Prime  
          n = 331           463 digits             Prime  
          n = 1860         2601 digits             Prime  
          n = 2451         3427 digits             Prime  
          n = 4195         5865 digits             PRP    
          n = 6103         8532 digits             PRP    
          n = 10960       15322 digits  Sep 2006   PRP    Lelio R Paula
          n = 41340       57791 digits  Oct 2012   PRP    Lelio R Paula
          n = 53341       74568 digits  Aug 2014   PRP    Lelio R Paula
          n = 60473       84538 digits  Oct 2015   PRP    Lelio R Paula
          n = 74007      103458 digits  Nov 2016   PRP    Lelio R Paula


   b = 26

          n = 3               5 digits  Jun 2026   Prime  
          n = 255           361 digits             Prime  
          n = 503           712 digits             Prime  
          n = 735          1041 digits             Prime  
          n = 2131         3016 digits             Prime  
          n = 9737        13778 digits  Apr 2011   PRP    Norbert Schneider
          n = 11907       16849 digits  May 2011   PRP    Norbert Schneider


   b = 27

          n = 9              13 digits  Jun 2026   Prime  
          n = 10             15 digits  Jun 2026   Prime  
          n = 19             28 digits  Jun 2026   Prime  
          n = 39             56 digits             Prime  
          n = 85            122 digits             Prime  
          n = 217           311 digits             Prime  
          n = 291           417 digits             Prime  
          n = 8590        12296 digits  Aug 2006   PRP    Lelio R Paula
          n = 15221       21787 digits  Jul 2011   PRP    Norbert Schneider
          n = 29159       41738 digits  Apr 2012   PRP    Norbert Schneider


   b = 28

          n = 2               3 digits  Jun 2026   Prime  
          n = 10             15 digits  Jun 2026   Prime  
          n = 25             37 digits  Jun 2026   Prime  
          n = 508           736 digits             Prime  
          n = 712          1031 digits             Prime  
          n = 14125       20442 digits  May 2011   PRP    Norbert Schneider
          n = 35785       51787 digits  Jan 2014   PRP    Norbert Schneider


   b = 29

          n = 33             49 digits             Prime  
          n = 89            131 digits             Prime  
          n = 101           148 digits             Prime  
          n = 2439         3567 digits             Prime  
          n = 4605         6735 digits             PRP    
          n = 5905         8636 digits             PRP    
          n = 21193       30993 digits  Dec 2005   PRP    Theodore Burton
          n = 24183       35366 digits  Dec 2005   PRP    Theodore Burton


   b = 30

          n = 7              11 digits  Jun 2026   Prime  
          n = 13             20 digits  Jun 2026   Prime  
          n = 31             46 digits             Prime  
          n = 40             60 digits             Prime  
          n = 46             68 digits             Prime  
          n = 1024         1513 digits             Prime  
          n = 1684         2488 digits             Prime  
          n = 3247         4797 digits             Prime  
          n = 12274       18131 digits  May 2011   PRP    Norbert Schneider
          n = 14183       20951 digits  May 2011   PRP    Norbert Schneider
          n = 18551       27403 digits  Jul 2011   PRP    Norbert Schneider
          n = 20008       29555 digits  Apr 2012   PRP    Norbert Schneider
          n = 22003       32502 digits  Apr 2012   PRP    Norbert Schneider
          n = 30607       45211 digits  Feb 2014   PRP    Norbert Schneider
          n = 47341       69929 digits  Feb 2014   PRP    Norbert Schneider


   b = 31

          n = 3               5 digits  Jun 2026   Prime  
          n = 5               8 digits  Jun 2026   Prime  
          n = 29             44 digits  Jun 2026   Prime  
          n = 103           154 digits             Prime  
          n = 106           159 digits             Prime  
          n = 174           260 digits             Prime  
          n = 615           918 digits             Prime  
          n = 954          1423 digits             Prime  
          n = 1378         2056 digits             Prime  
          n = 5622         8385 digits             PRP    
          n = 6258         9333 digits             PRP    
          n = 8493        12667 digits  Nov 2005   PRP    Theodore Burton
          n = 13639       20341 digits  Dec 2005   PRP    Theodore Burton
          n = 14891       22208 digits  Dec 2005   PRP    Theodore Burton
          n = 26243       39138 digits  Dec 2005   PRP    Theodore Burton
          n = 31835       47478 digits  Dec 2005   PRP    Theodore Burton
          n = 59713       89054 digits  Feb 2007   PRP    Theodore Burton
          n = 78759      117459 digits  Feb 2007   PRP    Theodore Burton


   b = 32

          n = 7              11 digits  Jun 2026   Prime  
          n = 31             47 digits  Jun 2026   Prime  
          n = 51             77 digits             Prime  
          n = 99            150 digits             Prime  
          n = 547           824 digits             Prime  
          n = 2275         3425 digits             Prime  
          n = 11125       16745 digits  Apr 2005   PRP    Henri Lifchitz
          n = 19859       29891 digits  Jun 2005   PRP    Henri Lifchitz
          n = 34133       51376 digits  Jan 2011   PRP    Lelio R Paula


   b = 33

          n = 4               7 digits  Jun 2026   Prime  
          n = 52             79 digits             Prime  
          n = 108           164 digits             Prime  
          n = 198           301 digits             Prime  
          n = 201           306 digits             Prime  
          n = 249           379 digits             Prime  
          n = 262           398 digits             Prime  
          n = 777          1180 digits             Prime  
          n = 2556         3882 digits             Prime  
          n = 12273       18637 digits  May 2011   PRP    Norbert Schneider
          n = 41889       63610 digits  Mar 2014   PRP    Norbert Schneider


   b = 34

          n = 2               4 digits  Jun 2026   Prime  
          n = 10             16 digits  Jun 2026   Prime  
          n = 12             19 digits  Jun 2026   Prime  
          n = 60             92 digits             Prime  
          n = 220           337 digits             Prime  
          n = 225           345 digits             Prime  
          n = 253           388 digits             Prime  
          n = 407           624 digits             Prime  
          n = 427           654 digits             Prime  
          n = 1174         1798 digits             Prime  
          n = 3402         5211 digits             Prime  
          n = 9148        14010 digits  Apr 2011   PRP    Norbert Schneider
          n = 18833       28843 digits  Jul 2011   PRP    Norbert Schneider


   b = 35

          n = 3               5 digits  Jun 2026   Prime  
          n = 5               8 digits  Jun 2026   Prime  
          n = 21             33 digits  Jun 2026   Prime  
          n = 37             58 digits             Prime  
          n = 109           169 digits             Prime  
          n = 117           181 digits             Prime  
          n = 513           793 digits             Prime  
          n = 873          1348 digits             Prime  
          n = 11397       17598 digits  May 2011   PRP    Norbert Schneider
          n = 14899       23006 digits  May 2011   PRP    Norbert Schneider
          n = 41779       64510 digits  Apr 2014   PRP    Norbert Schneider


   b = 36

          n = 5               8 digits  Jun 2026   Prime  
          n = 11             18 digits  Jun 2026   Prime  
          n = 143           223 digits             Prime  
          n = 1373         2137 digits             Prime  
          n = 2404         3742 digits             Prime  
          n = 7613        11849 digits  Sep 2006   PRP    Lelio R Paula
          n = 18942       29480 digits  Jul 2011   PRP    Norbert Schneider
          n = 31849       49567 digits  Jun 2012   PRP    Lelio R Paula
          n = 38158       59386 digits  Oct 2012   PRP    Lelio R Paula
          n = 64959      101096 digits  Oct 2016   PRP    Lelio R Paula


   b = 37

          n = 67            106 digits             Prime  
          n = 95            149 digits             Prime  
          n = 341           535 digits             Prime  
          n = 577           905 digits             Prime  
          n = 2651         4158 digits             Prime  
          n = 11761       18444 digits  Dec 2005   PRP    Theodore Burton


   b = 38

          n = 5               8 digits  Jun 2026   Prime  
          n = 429           678 digits             Prime  


   b = 39

          n = 2               4 digits  Jun 2026   Prime  
          n = 3               5 digits  Jun 2026   Prime  
          n = 4               7 digits  Jun 2026   Prime  
          n = 10             16 digits  Jun 2026   Prime  
          n = 31             50 digits  Jun 2026   Prime  
          n = 33             53 digits  Jun 2026   Prime  
          n = 95            152 digits             Prime  
          n = 431           686 digits             Prime  
          n = 640          1019 digits             Prime  
          n = 757          1205 digits             Prime  
          n = 1187         1889 digits             Prime  
          n = 1197         1905 digits             Prime  
          n = 4021         6398 digits             Prime  
          n = 20728       32980 digits  Jun 2012   PRP    Norbert Schneider
          n = 23425       37271 digits  Jun 2012   PRP    Norbert Schneider
          n = 23958       38119 digits  Jun 2012   PRP    Norbert Schneider
          n = 25881       41179 digits  Jun 2012   PRP    Norbert Schneider
          n = 37078       58994 digits  May 2014   PRP    Norbert Schneider
          n = 40359       64214 digits  May 2014   PRP    Norbert Schneider


   b = 40

          n = 10             17 digits  Jun 2026   Prime  
          n = 22             36 digits  Jun 2026   Prime  
          n = 49             79 digits             Prime  
          n = 60             97 digits             Prime  
          n = 153           246 digits             Prime  
          n = 269           431 digits             Prime  
          n = 274           439 digits             Prime  
          n = 663          1063 digits             Prime  
          n = 883          1415 digits             Prime  
          n = 975          1563 digits             Prime  
          n = 1294         2074 digits             Prime  
          n = 2656         4256 digits             Prime  
          n = 4906         7860 digits             PRP    
          n = 6393        10242 digits  Apr 2011   PRP    Norbert Schneider


   b = 41

          n = 3               5 digits  Jun 2026   Prime  
          n = 5               9 digits  Jun 2026   Prime  
          n = 55             89 digits             Prime  
          n = 161           260 digits             Prime  
          n = 197           318 digits             Prime  
          n = 1697         2737 digits             Prime  
          n = 11991       19339 digits  Feb 2007   PRP    Theodore Burton
          n = 32295       52085 digits  Feb 2007   PRP    Theodore Burton
          n = 57783       93192 digits  Feb 2007   PRP    Theodore Burton


   b = 42

          n = 2               4 digits  Jun 2026   Prime  
          n = 3               5 digits  Jun 2026   Prime  
          n = 11             18 digits  Jun 2026   Prime  
          n = 15             25 digits  Jun 2026   Prime  
          n = 31             51 digits  Jun 2026   Prime  
          n = 57             93 digits             Prime  
          n = 339           551 digits             Prime  
          n = 345           561 digits             Prime  
          n = 517           840 digits             Prime  
          n = 1917         3112 digits             Prime  
          n = 2553         4145 digits             Prime  
          n = 24801       40259 digits  Jun 2012   PRP    Norbert Schneider
          n = 27291       44301 digits  Jun 2012   PRP    Norbert Schneider
          n = 35445       57537 digits  Jun 2014   PRP    Norbert Schneider
          n = 35723       57988 digits  Jun 2014   PRP    Norbert Schneider
          n = 49087       79681 digits  Jun 2014   PRP    Norbert Schneider
          n = 57867       93933 digits  Aug 2018   PRP    Norbert Schneider


   b = 43

          n = 4               7 digits  Jun 2026   Prime  
          n = 42             69 digits  Jun 2026   Prime  
          n = 64            105 digits             Prime  
          n = 65            107 digits             Prime  
          n = 1017         1662 digits             Prime  
          n = 3390         5538 digits             Prime  
          n = 3894         6361 digits             PRP    
          n = 8904        14545 digits  Nov 2005   PRP    Theodore Burton
          n = 12976       21196 digits  Feb 2007   PRP    Theodore Burton
          n = 63177      103198 digits  Feb 2007   PRP    Theodore Burton


   b = 44

          n = 25             42 digits  Jun 2026   Prime  
          n = 91            150 digits             Prime  
          n = 1385         2277 digits             Prime  
          n = 3631         5968 digits             PRP    
          n = 9679        15907 digits  Aug 2011   PRP    Norbert Schneider


   b = 45

          n = 3               5 digits  Jun 2026   Prime  
          n = 4               7 digits  Jun 2026   Prime  
          n = 18             30 digits  Jun 2026   Prime  
          n = 64            106 digits             Prime  
          n = 424           701 digits             Prime  
          n = 1663         2750 digits             Prime  
          n = 4840         8002 digits             PRP    
          n = 12999       21491 digits  Sep 2011   PRP    Norbert Schneider


   b = 46

          n = 4               7 digits  Jun 2026   Prime  
          n = 5               9 digits  Jun 2026   Prime  
          n = 9              15 digits  Jun 2026   Prime  
          n = 15             25 digits  Jun 2026   Prime  
          n = 72            120 digits             Prime  
          n = 168           280 digits             Prime  
          n = 216           360 digits             Prime  
          n = 222           370 digits             Prime  
          n = 3312         5508 digits             Prime  
          n = 3423         5692 digits             PRP    
          n = 6469        10757 digits  Aug 2011   PRP    Norbert Schneider
          n = 6827        11352 digits  Aug 2011   PRP    Norbert Schneider
          n = 8784        14606 digits  Aug 2011   PRP    Norbert Schneider
          n = 36238       60256 digits  Jul 2014   PRP    Norbert Schneider


   b = 47

          n = 5               9 digits  Jun 2026   Prime  
          n = 13             22 digits  Jun 2026   Prime  
          n = 53             89 digits             Prime  
          n = 115           193 digits             Prime  
          n = 899          1504 digits             Prime  
          n = 2287         3825 digits             Prime  
          n = 47667       79704 digits  Feb 2007   PRP    Theodore Burton


   b = 48

          n = 5               9 digits  Jun 2026   Prime  
          n = 37             63 digits  Jun 2026   Prime  
          n = 162           273 digits             Prime  
          n = 281           473 digits             Prime  
          n = 5733         9639 digits  Feb 2025   PRP    Vincent Gautier
          n = 12137       20406 digits  Sep 2011   PRP    Norbert Schneider
          n = 19152       32200 digits  Jan 2012   PRP    Norbert Schneider
          n = 52626       88478 digits  Aug 2018   PRP    Norbert Schneider


   b = 49

          n = 24             41 digits  Jun 2026   Prime  
          n = 36             61 digits  Jun 2026   Prime  
          n = 1230         2079 digits             Prime  
          n = 1665         2815 digits             Prime  
          n = 1765         2984 digits             Prime  
          n = 2957         4998 digits             Prime  
          n = 9059        15312 digits  Sep 2006   PRP    Lelio R Paula


   b = 50

          n = 3               6 digits  Jun 2026   Prime  
          n = 7              12 digits  Jun 2026   Prime  
          n = 23             40 digits  Jun 2026   Prime  
          n = 105           179 digits             Prime  
          n = 159           271 digits             Prime  
          n = 175           298 digits             Prime  
          n = 221           376 digits             Prime  
          n = 317           539 digits             Prime  
          n = 577           981 digits             Prime  
          n = 1233         2095 digits             Prime  
          n = 1523         2588 digits             Prime  
          n = 1917         3257 digits             Prime  
          n = 2097         3563 digits             Prime  
          n = 3951         6713 digits             PRP    
          n = 6165        10475 digits  Aug 2011   PRP    Norbert Schneider
          n = 11951       20305 digits  Sep 2011   PRP    Norbert Schneider
          n = 31847       54108 digits  Jul 2014   PRP    Norbert Schneider
          n = 31891       54182 digits  Jul 2014   PRP    Norbert Schneider
          n = 56543       96065 digits  Sep 2018   PRP    Norbert Schneider


   b = 51

          n = 2               4 digits  Jun 2026   Prime  
          n = 7429        12686 digits  Aug 2011   PRP    Norbert Schneider


   b = 52

          n = 3               6 digits  Jun 2026   Prime  
          n = 15             26 digits  Jun 2026   Prime  
          n = 25             43 digits  Jun 2026   Prime  
          n = 41             71 digits  Jun 2026   Prime  
          n = 106           182 digits             Prime  
          n = 318           546 digits             Prime  
          n = 431           740 digits             Prime  
          n = 655          1124 digits             Prime  
          n = 2071         3554 digits             Prime  
          n = 30577       52471 digits  Aug 2014   PRP    Norbert Schneider
          n = 30967       53140 digits  Aug 2014   PRP    Norbert Schneider
          n = 51285       88006 digits  Sep 2018   PRP    Norbert Schneider


   b = 53

          n = 173           299 digits             Prime  
          n = 2153         3713 digits             Prime  
          n = 11793       20335 digits  Feb 2007   PRP    Theodore Burton


   b = 54

          n = 3               6 digits  Jun 2026   Prime  
          n = 6              11 digits  Jun 2026   Prime  
          n = 547           948 digits             Prime  
          n = 591          1024 digits             Prime  
          n = 1609         2788 digits             Prime  
          n = 4599         7968 digits             PRP    
          n = 8107        14045 digits  Aug 2011   PRP    Norbert Schneider
          n = 48897       84709 digits  Aug 2014   PRP    Norbert Schneider


   b = 55

          n = 2               4 digits  Jun 2026   Prime  
          n = 541           942 digits             Prime  
          n = 900          1567 digits             Prime  
          n = 2483         4322 digits             Prime  
          n = 4311         7503 digits             PRP    
          n = 5856        10192 digits  Aug 2011   PRP    Norbert Schneider
          n = 6665        11600 digits  Aug 2011   PRP    Norbert Schneider
          n = 7493        13041 digits  Aug 2011   PRP    Norbert Schneider
          n = 27370       47634 digits  Aug 2012   PRP    Norbert Schneider
          n = 36683       63842 digits  Aug 2014   PRP    Norbert Schneider


   b = 56

          n = 9              16 digits  Jun 2026   Prime  
          n = 23             41 digits  Jun 2026   Prime  
          n = 105           184 digits             Prime  
          n = 115           202 digits             Prime  
          n = 439           768 digits             Prime  
          n = 1389         2429 digits             Prime  
          n = 11063       19341 digits  Oct 2011   PRP    Norbert Schneider


   b = 57

          n = 3               6 digits  Jun 2026   Prime  
          n = 5               9 digits  Jun 2026   Prime  
          n = 51             90 digits  Jun 2026   Prime  
          n = 61            108 digits             Prime  
          n = 3514         6171 digits             PRP    
          n = 12354       21693 digits  Oct 2011   PRP    Norbert Schneider
          n = 13402       23533 digits  Oct 2011   PRP    Norbert Schneider
          n = 25311       44443 digits  Aug 2012   PRP    Norbert Schneider


   b = 58

          n = 2               4 digits  Jun 2026   Prime  
          n = 16             29 digits  Jun 2026   Prime  
          n = 136           240 digits             Prime  
          n = 37378       65914 digits  Sep 2014   PRP    Norbert Schneider


   b = 59

          n = 117           208 digits             Prime  
          n = 21351       37810 digits  Feb 2007   PRP    Theodore Burton


   b = 60

          n = 2               4 digits  Jun 2026   Prime  
          n = 4               8 digits  Jun 2026   Prime  
          n = 9              17 digits  Jun 2026   Prime  
          n = 12             22 digits  Jun 2026   Prime  
          n = 17             31 digits  Jun 2026   Prime  
          n = 415           738 digits             Prime  
          n = 496           882 digits             Prime  
          n = 48847       86858 digits  Oct 2014   PRP    Norbert Schneider


   b = 61

          n = 5               9 digits  Jun 2026   Prime  
          n = 24             43 digits  Jun 2026   Prime  
          n = 42             75 digits  Jun 2026   Prime  
          n = 81            145 digits             Prime  
          n = 112           200 digits             Prime  
          n = 2592         4628 digits             Prime  
          n = 7609        13585 digits  Nov 2005   PRP    Theodore Burton
          n = 13054       23306 digits  Feb 2007   PRP    Theodore Burton
          n = 23088       41220 digits  Feb 2007   PRP    Theodore Burton
          n = 46427       82888 digits  Oct 2014   PRP    Norbert Schneider


   b = 62

          n = 3               6 digits  Jun 2026   Prime  
          n = 41             74 digits  Jun 2026   Prime  
          n = 49             88 digits  Jun 2026   Prime  
          n = 61            110 digits  Jun 2026   Prime  
          n = 63            113 digits             Prime  
          n = 235           422 digits             Prime  


   b = 63

          n = 2               4 digits  Jun 2026   Prime  
          n = 4               8 digits  Jun 2026   Prime  
          n = 30             54 digits  Jun 2026   Prime  
          n = 36             65 digits  Jun 2026   Prime  
          n = 186           335 digits             Prime  
          n = 393           708 digits             Prime  
          n = 4168         7500 digits             PRP    


   b = 64

          n = 4               8 digits  Jun 2026   Prime  
          n = 17             31 digits  Jun 2026   Prime  
          n = 141           255 digits             Prime  
          n = 492           889 digits             Prime  
          n = 1432         2587 digits             Prime  
          n = 1554         2807 digits             Prime  
          n = 3157         5703 digits             Prime  
          n = 16096       29073 digits  Feb 2010   PRP    Lelio R Paula


   b = 65

          n = 19             35 digits  Jun 2026   Prime  
          n = 9889        17928 digits  Oct 2011   PRP    Norbert Schneider
          n = 51083       92610 digits  Nov 2014   PRP    Norbert Schneider
          n = 56567      102552 digits  Nov 2014   PRP    Norbert Schneider


   b = 66

          n = 31             57 digits  Jun 2026   Prime  
          n = 58            106 digits  Jun 2026   Prime  
          n = 75            137 digits             Prime  
          n = 219           399 digits             Prime  
          n = 360           656 digits             Prime  
          n = 741          1349 digits             Prime  
          n = 3845         6997 digits             PRP    
          n = 8418        15317 digits  Oct 2011   PRP    Norbert Schneider
          n = 22779       41448 digits  Sep 2012   PRP    Norbert Schneider
          n = 47023       85561 digits  Nov 2014   PRP    Norbert Schneider
          n = 49037       89225 digits  Nov 2014   PRP    Norbert Schneider


   b = 67

          n = 2               4 digits  Jun 2026   Prime  
          n = 65            119 digits  Jun 2026   Prime  
          n = 345           630 digits             Prime  
          n = 373           682 digits             Prime  
          n = 2073         3786 digits             Prime  
          n = 4158         7593 digits             PRP    
          n = 4839         8837 digits             PRP    
          n = 39701       72497 digits  Nov 2014   PRP    Norbert Schneider


   b = 68

          n = 29             54 digits  Jun 2026   Prime  
          n = 177           325 digits             Prime  
          n = 233           427 digits             Prime  
          n = 313           574 digits             Prime  
          n = 4965         9099 digits             PRP    


   b = 69

          n = 4               8 digits  Jun 2026   Prime  
          n = 17             32 digits  Jun 2026   Prime  
          n = 77            142 digits             Prime  
          n = 79            146 digits             Prime  
          n = 84            155 digits             Prime  
          n = 279           514 digits             Prime  
          n = 669          1231 digits             Prime  
          n = 724          1332 digits             Prime  
          n = 863          1587 digits             Prime  
          n = 9551        17563 digits  Oct 2011   PRP    Norbert Schneider


   b = 70

          n = 2               4 digits  Jun 2026   Prime  
          n = 15             28 digits  Jun 2026   Prime  
          n = 570          1052 digits             Prime  
          n = 1021         1884 digits             Prime  
          n = 1275         2353 digits             Prime  
          n = 1866         3443 digits             Prime  
          n = 3305         6099 digits             PRP    
          n = 4077         7523 digits             PRP    
          n = 18556       34238 digits  May 2012   PRP    Norbert Schneider
          n = 29836       55051 digits  Oct 2012   PRP    Norbert Schneider


   b = 71

          n = 3019         5589 digits             Prime  
          n = 19719       36505 digits  May 2012   PRP    Norbert Schneider


   b = 72

          n = 2               4 digits  Jun 2026   Prime  
          n = 5              10 digits  Jun 2026   Prime  
          n = 1054         1958 digits             Prime  
          n = 3322         6171 digits             PRP    


   b = 73

          n = 21             40 digits  Jun 2026   Prime  
          n = 49             92 digits  Jun 2026   Prime  
          n = 1744         3250 digits             Prime  
          n = 2901         5406 digits             Prime  
          n = 6918        12891 digits  Nov 2005   PRP    Theodore Burton
          n = 7320        13640 digits  Nov 2005   PRP    Theodore Burton


   b = 74

          n = 51             96 digits  Jun 2026   Prime  
          n = 623          1165 digits             Prime  
          n = 7463        13951 digits  Nov 2011   PRP    Norbert Schneider


   b = 75

          n = 3               6 digits  Jun 2026   Prime  
          n = 4               8 digits  Jun 2026   Prime  
          n = 30             57 digits  Jun 2026   Prime  
          n = 46             87 digits  Jun 2026   Prime  
          n = 76            143 digits             Prime  
          n = 156           293 digits             Prime  
          n = 7006        13137 digits  Nov 2011   PRP    Norbert Schneider
          n = 12641       23703 digits  Dec 2011   PRP    Norbert Schneider
          n = 17465       32748 digits  Jun 2012   PRP    Norbert Schneider
          n = 55914      104843 digits  Jan 2015   PRP    Norbert Schneider


   b = 76

          n = 2               4 digits  Jun 2026   Prime  
          n = 33             63 digits  Jun 2026   Prime  
          n = 276           520 digits             Prime  
          n = 1348         2536 digits             Prime  
          n = 1955         3677 digits             Prime  
          n = 1983         3730 digits             Prime  
          n = 3051         5739 digits             PRP    
          n = 3293         6194 digits             PRP    
          n = 7206        13554 digits  Nov 2011   PRP    Norbert Schneider
          n = 8595        16166 digits  Nov 2011   PRP    Norbert Schneider
          n = 13043       24532 digits  Dec 2011   PRP    Norbert Schneider
          n = 18282       34386 digits  Jun 2012   PRP    Norbert Schneider
          n = 21117       39718 digits  Nov 2012   PRP    Norbert Schneider
          n = 27112       50993 digits  Nov 2012   PRP    Norbert Schneider
          n = 53332      100308 digits  Feb 2015   PRP    Norbert Schneider


   b = 77

          n = 3               6 digits  Jun 2026   Prime  
          n = 11             21 digits  Jun 2026   Prime  
          n = 17             33 digits  Jun 2026   Prime  
          n = 39             74 digits  Jun 2026   Prime  
          n = 8473        15985 digits  Nov 2011   PRP    Norbert Schneider
          n = 19043       35925 digits  Jun 2012   PRP    Norbert Schneider


   b = 78

          n = 2               4 digits  Jun 2026   Prime  
          n = 4               8 digits  Jun 2026   Prime  
          n = 34             65 digits  Jun 2026   Prime  
          n = 174           330 digits             Prime  
          n = 177           335 digits             Prime  
          n = 2296         4345 digits             Prime  


   b = 79

          n = 2               4 digits  Jun 2026   Prime  
          n = 4               8 digits  Jun 2026   Prime  
          n = 16             31 digits  Jun 2026   Prime  
          n = 29             56 digits  Jun 2026   Prime  
          n = 47             90 digits  Jun 2026   Prime  
          n = 142           270 digits             Prime  
          n = 352           668 digits             Prime  
          n = 4051         7688 digits             PRP    
          n = 9587        18193 digits  Dec 2011   PRP    Norbert Schneider


   b = 80

          n = 93            177 digits             Prime  
          n = 573          1091 digits             Prime  
          n = 1061         2020 digits             Prime  
          n = 30393       57841 digits  Mar 2015   PRP    Norbert Schneider
          n = 40807       77660 digits  Mar 2015   PRP    Norbert Schneider


   b = 81

          n = 2               4 digits  Jun 2026   Prime  
          n = 11             21 digits  Jun 2026   Prime  
          n = 12             23 digits  Jun 2026   Prime  
          n = 33             63 digits  Jun 2026   Prime  
          n = 52            100 digits  Jun 2026   Prime  
          n = 906          1730 digits             Prime  
          n = 1696         3237 digits             Prime  
          n = 5520        10535 digits  Aug 2006   PRP    Lelio R Paula
          n = 6771        12923 digits  Aug 2006   PRP    Lelio R Paula


   b = 82

          n = 169           324 digits             Prime  
          n = 915          1752 digits             Prime  


   b = 83

          n = 965          1852 digits             Prime  
          n = 2421         4647 digits             Prime  
          n = 12377       23753 digits  Nov 2012   PRP    Norbert Schneider


   b = 84

          n = 3               6 digits  Jun 2026   Prime  
          n = 11             22 digits  Jun 2026   Prime  
          n = 12             24 digits  Jun 2026   Prime  
          n = 283           545 digits             Prime  
          n = 4854         9341 digits             PRP    
          n = 14491       27885 digits  Nov 2012   PRP    Norbert Schneider
          n = 19381       37295 digits  Feb 2013   PRP    Norbert Schneider


   b = 85

          n = 3               6 digits  Jun 2026   Prime  
          n = 4               8 digits  Jun 2026   Prime  
          n = 23             45 digits  Jun 2026   Prime  
          n = 25             49 digits  Jun 2026   Prime  
          n = 90            174 digits             Prime  
          n = 94            182 digits             Prime  
          n = 143           276 digits             Prime  
          n = 311           601 digits             Prime  
          n = 612          1181 digits             Prime  
          n = 1621         3128 digits             Prime  
          n = 7296        14078 digits  Jul 2012   PRP    Norbert Schneider
          n = 8586        16566 digits  Jul 2012   PRP    Norbert Schneider


   b = 86

          n = 29             57 digits  Jun 2026   Prime  
          n = 49             95 digits  Jun 2026   Prime  
          n = 121           235 digits             Prime  
          n = 329           637 digits             Prime  
          n = 335           649 digits             Prime  
          n = 6329        12244 digits  Jul 2012   PRP    Norbert Schneider
          n = 39337       76098 digits  Oct 2015   PRP    Norbert Schneider


   b = 87

          n = 3               6 digits  Jun 2026   Prime  
          n = 7              14 digits  Jun 2026   Prime  
          n = 13             26 digits  Jun 2026   Prime  
          n = 33             65 digits  Jun 2026   Prime  
          n = 85            165 digits  Jun 2026   Prime  
          n = 90            175 digits             Prime  
          n = 94            183 digits             Prime  
          n = 563          1092 digits             Prime  
          n = 657          1275 digits             Prime  
          n = 810          1572 digits             Prime  
          n = 829          1608 digits             Prime  
          n = 2363         4584 digits             Prime  
          n = 45803       88836 digits  Nov 2015   PRP    Norbert Schneider


   b = 88

          n = 2848         5538 digits             Prime  
          n = 3077         5984 digits             PRP    
          n = 11453       22271 digits  Nov 2012   PRP    Norbert Schneider
          n = 13821       26875 digits  Nov 2012   PRP    Norbert Schneider
          n = 57124      111077 digits  Nov 2015   PRP    Norbert Schneider
          n = 58773      114284 digits  Nov 2015   PRP    Norbert Schneider
          n = 58949      114626 digits  Nov 2015   PRP    Norbert Schneider


   b = 89

          n = 9              18 digits  Jun 2026   Prime  
          n = 41             80 digits  Jun 2026   Prime  
          n = 51            100 digits  Jun 2026   Prime  
          n = 109           213 digits             Prime  
          n = 483           942 digits             Prime  
          n = 42211       82286 digits  Jan 2016   PRP    Norbert Schneider


   b = 90

          n = 2               4 digits  Jun 2026   Prime  
          n = 3               6 digits  Jun 2026   Prime  
          n = 5              10 digits  Jun 2026   Prime  
          n = 6              12 digits  Jun 2026   Prime  
          n = 127           249 digits             Prime  
          n = 2221         4341 digits             Prime  
          n = 8626        16858 digits  Jul 2012   PRP    Norbert Schneider
          n = 8925        17442 digits  Jul 2012   PRP    Norbert Schneider
          n = 21819       42640 digits  Apr 2013   PRP    Norbert Schneider


   b = 91

          n = 2               4 digits  Jun 2026   Prime  
          n = 4               8 digits  Jun 2026   Prime  
          n = 7              14 digits  Jun 2026   Prime  
          n = 12             24 digits  Jun 2026   Prime  
          n = 46             91 digits  Jun 2026   Prime  
          n = 95            187 digits             Prime  
          n = 375           735 digits             Prime  
          n = 478           937 digits             Prime  
          n = 1150         2253 digits             Prime  
          n = 2812         5509 digits             Prime  
          n = 18886       36999 digits  Apr 2013   PRP    Norbert Schneider


   b = 92

          n = 3               6 digits  Jun 2026   Prime  
          n = 9475        18607 digits  Aug 2012   PRP    Norbert Schneider
          n = 38335       75282 digits  Jan 2016   PRP    Norbert Schneider


   b = 94

          n = 4               8 digits  Jun 2026   Prime  
          n = 72            143 digits  Jun 2026   Prime  
          n = 210           415 digits             Prime  
          n = 834          1646 digits             Prime  
          n = 1217         2402 digits             Prime  
          n = 1457         2875 digits             Prime  
          n = 1582         3122 digits             Prime  
          n = 7915        15618 digits  Aug 2012   PRP    Norbert Schneider
          n = 9310        18370 digits  Aug 2012   PRP    Norbert Schneider
          n = 14280       28177 digits  Jan 2013   PRP    Norbert Schneider
          n = 16570       32695 digits  May 2013   PRP    Norbert Schneider


   b = 95

          n = 3               6 digits  Jun 2026   Prime  
          n = 31             62 digits  Jun 2026   Prime  
          n = 473           936 digits             Prime  
          n = 2341         4630 digits             Prime  


   b = 96

          n = 7              14 digits  Jun 2026   Prime  
          n = 91            181 digits  Jun 2026   Prime  
          n = 285           565 digits             Prime  
          n = 347           688 digits             Prime  
          n = 6904        13686 digits  Aug 2012   PRP    Norbert Schneider
          n = 8387        16626 digits  Aug 2012   PRP    Norbert Schneider
          n = 31913       63261 digits  Apr 2016   PRP    Norbert Schneider


   b = 97

          n = 6              12 digits  Jun 2026   Prime  
          n = 11             22 digits  Jun 2026   Prime  
          n = 34             68 digits  Jun 2026   Prime  
          n = 12239       24317 digits  Feb 2013   PRP    Norbert Schneider
          n = 12503       24841 digits  Feb 2013   PRP    Norbert Schneider
          n = 19937       39611 digits  Jun 2013   PRP    Norbert Schneider


   b = 98

          n = 5              10 digits  Jun 2026   Prime  
          n = 201           401 digits             Prime  
          n = 445           887 digits             Prime  
          n = 449           895 digits             Prime  
          n = 1505         2997 digits             Prime  


   b = 99

          n = 3               6 digits  Jun 2026   Prime  
          n = 13             26 digits  Jun 2026   Prime  
          n = 147           294 digits             Prime  
          n = 682          1362 digits             Prime  
          n = 774          1545 digits             Prime  
          n = 1548         3090 digits             Prime  
          n = 3565         7115 digits             PRP    
          n = 14355       28648 digits  Apr 2013   PRP    Norbert Schneider
          n = 25644       51177 digits  Jul 2013   PRP    Norbert Schneider


   b = 100

          n = 2               5 digits  Jun 2026   Prime  
          n = 124           249 digits             Prime  
          n = 1001         2003 digits             Prime  
          n = 4079         8159 digits             PRP    
          n = 10333       20667 digits  Dec 2010   PRP    Ray Chandler
          n = 11927       23855 digits  Dec 2010   PRP    Robert Price
          n = 36365       72731 digits  May 2011   PRP    Robert Price
          n = 43408       86817 digits  May 2011   PRP    Robert Price


   b = 101

          n = 3               7 digits  Jun 2026   Prime  
          n = 7              15 digits  Jun 2026   Prime  
          n = 9              19 digits  Jun 2026   Prime  
          n = 19             39 digits  Jun 2026   Prime  
          n = 29             59 digits  Jun 2026   Prime  
          n = 99            199 digits  Jun 2026   Prime  
          n = 145           291 digits             Prime  
          n = 623          1249 digits             Prime  
          n = 3001         6015 digits             PRP    
          n = 6225        12477 digits  Nov 2005   PRP    Theodore Burton
          n = 23163       46427 digits  Jul 2013   PRP    Norbert Schneider


   b = 102

          n = 2               5 digits  Jun 2026   Prime  
          n = 3               7 digits  Jun 2026   Prime  
          n = 9              19 digits  Jun 2026   Prime  
          n = 25             51 digits  Jun 2026   Prime  
          n = 29             59 digits  Jun 2026   Prime  
          n = 30             61 digits  Jun 2026   Prime  
          n = 90            181 digits  Jun 2026   Prime  
          n = 311           625 digits             Prime  
          n = 577          1159 digits             Prime  
          n = 811          1629 digits             Prime  
          n = 2443         4908 digits             Prime  
          n = 10539       21169 digits  Apr 2013   PRP    Norbert Schneider


   b = 103

          n = 5              11 digits  Jun 2026   Prime  
          n = 17             35 digits  Jun 2026   Prime  
          n = 18             37 digits  Jun 2026   Prime  
          n = 40             81 digits  Jun 2026   Prime  
          n = 42             85 digits  Jun 2026   Prime  
          n = 45             91 digits  Jun 2026   Prime  
          n = 3616         7279 digits             PRP    
          n = 10441       21017 digits  May 2013   PRP    Norbert Schneider
          n = 13192       26554 digits  Sep 2013   PRP    Norbert Schneider
          n = 36005       72473 digits  Oct 2016   PRP    Norbert Schneider
          n = 47825       96264 digits  Oct 2016   PRP    Norbert Schneider


   b = 104

          n = 55            111 digits  Jun 2026   Prime  
          n = 425           858 digits             Prime  
          n = 1777         3585 digits             Prime  
          n = 33109       66782 digits  Nov 2016   PRP    Norbert Schneider


   b = 105

          n = 4               9 digits  Jun 2026   Prime  
          n = 9              19 digits  Jun 2026   Prime  
          n = 24             49 digits  Jun 2026   Prime  
          n = 31             63 digits  Jun 2026   Prime  
          n = 84            170 digits  Jun 2026   Prime  
          n = 232           469 digits             Prime  
          n = 1243         2513 digits             Prime  
          n = 1893         3827 digits             Prime  
          n = 5632        11384 digits  Sep 2012   PRP    Norbert Schneider
          n = 12460       25185 digits  Sep 2013   PRP    Norbert Schneider
          n = 14055       28408 digits  Sep 2013   PRP    Norbert Schneider
          n = 29591       59810 digits  Aug 2013   PRP    Norbert Schneider


   b = 106

          n = 2               5 digits  Jun 2026   Prime  
          n = 3               7 digits  Jun 2026   Prime  
          n = 4               9 digits  Jun 2026   Prime  
          n = 10             21 digits  Jun 2026   Prime  
          n = 43             88 digits  Jun 2026   Prime  
          n = 145           294 digits             Prime  
          n = 454           920 digits             Prime  
          n = 3010         6097 digits             PRP    
          n = 3316         6716 digits             PRP    
          n = 3334         6753 digits             PRP    
          n = 7323        14832 digits  Sep 2012   PRP    Norbert Schneider


   b = 107

          n = 745          1512 digits             Prime  
          n = 3031         6152 digits             PRP    
          n = 53125      107812 digits  Dec 2016   PRP    Norbert Schneider


   b = 108

          n = 4               9 digits  Jun 2026   Prime  
          n = 6              13 digits  Jun 2026   Prime  
          n = 13             27 digits  Jun 2026   Prime  
          n = 84            171 digits  Jun 2026   Prime  
          n = 173           352 digits             Prime  
          n = 444           903 digits             Prime  
          n = 1498         3047 digits             Prime  
          n = 1837         3736 digits             Prime  
          n = 2525         5135 digits             Prime  
          n = 3196         6499 digits             Prime  
          n = 8573        17433 digits  Jun 2013   PRP    Norbert Schneider
          n = 8988        18277 digits  Jun 2013   PRP    Norbert Schneider


   b = 109

          n = 4               9 digits  Jun 2026   Prime  
          n = 12             25 digits  Jun 2026   Prime  
          n = 33             68 digits  Jun 2026   Prime  
          n = 88            180 digits  Jun 2026   Prime  
          n = 112           229 digits             Prime  
          n = 225           459 digits             Prime  
          n = 528          1076 digits             Prime  
          n = 870          1773 digits             Prime  
          n = 1936         3945 digits             Prime  
          n = 54683      111413 digits  Feb 2017   PRP    Norbert Schneider


   b = 110

          n = 61            125 digits  Jun 2026   Prime  
          n = 283           578 digits             Prime  


   b = 111

          n = 2               5 digits  Jun 2026   Prime  
          n = 3               7 digits  Jun 2026   Prime  
          n = 9              19 digits  Jun 2026   Prime  
          n = 12             25 digits  Jun 2026   Prime  
          n = 25             52 digits  Jun 2026   Prime  
          n = 329           673 digits             Prime  
          n = 337           690 digits             Prime  
          n = 532          1089 digits             Prime  
          n = 1054         2156 digits             Prime  


   b = 112

          n = 2               5 digits  Jun 2026   Prime  
          n = 15             31 digits  Jun 2026   Prime  
          n = 255           523 digits             Prime  
          n = 1051         2154 digits             Prime  
          n = 14491       29696 digits  Oct 2013   PRP    Norbert Schneider
          n = 14583       29884 digits  Oct 2013   PRP    Norbert Schneider
          n = 18541       37995 digits  Sep 2013   PRP    Norbert Schneider


   b = 114

          n = 991          2039 digits             Prime  
          n = 2297         4725 digits             Prime  
          n = 4045         8321 digits             PRP    


   b = 115

          n = 4               9 digits  Jun 2026   Prime  
          n = 9              19 digits  Jun 2026   Prime  
          n = 11             23 digits  Jun 2026   Prime  
          n = 19             40 digits  Jun 2026   Prime  
          n = 21             44 digits  Jun 2026   Prime  
          n = 161           332 digits             Prime  
          n = 287           592 digits             Prime  
          n = 1240         2556 digits             Prime  
          n = 2416         4979 digits             Prime  
          n = 4492         9257 digits             PRP    
          n = 15355       31643 digits  Oct 2013   PRP    Norbert Schneider
          n = 52842      108892 digits  Jul 2018   PRP    Norbert Schneider


   b = 116

          n = 3               7 digits  Jun 2026   Prime  
          n = 15             31 digits  Jun 2026   Prime  
          n = 2021         4173 digits             Prime  
          n = 3641         7517 digits             PRP    
          n = 6395        13203 digits  Oct 2012   PRP    Norbert Schneider
          n = 6893        14231 digits  Oct 2012   PRP    Norbert Schneider
          n = 17057       35214 digits  Oct 2013   PRP    Norbert Schneider
          n = 43693       90203 digits  Aug 2018   PRP    Norbert Schneider


   b = 117

          n = 18             38 digits  Jun 2026   Prime  
          n = 41             85 digits  Jun 2026   Prime  
          n = 53            110 digits  Jun 2026   Prime  
          n = 106           220 digits  Jun 2026   Prime  
          n = 1194         2470 digits             Prime  
          n = 26131       54044 digits  Oct 2013   PRP    Norbert Schneider


   b = 118

          n = 2               5 digits  Jun 2026   Prime  
          n = 377           782 digits             Prime  
          n = 32333       66991 digits  Aug 2018   PRP    Norbert Schneider
          n = 41740       86481 digits  Aug 2018   PRP    Norbert Schneider


   b = 119

          n = 9              19 digits  Jun 2026   Prime  
          n = 25             52 digits  Jun 2026   Prime  
          n = 51            106 digits  Jun 2026   Prime  
          n = 333           692 digits             Prime  
          n = 695          1443 digits             Prime  
          n = 6229        12929 digits  Oct 2012   PRP    Norbert Schneider
          n = 27979       58072 digits  Oct 2013   PRP    Norbert Schneider


   b = 120

          n = 2               5 digits  Jun 2026   Prime  
          n = 3               7 digits  Jun 2026   Prime  
          n = 13             28 digits  Jun 2026   Prime  
          n = 15             32 digits  Jun 2026   Prime  
          n = 327           680 digits             Prime  
          n = 439           913 digits             Prime  
          n = 787          1637 digits             Prime  
          n = 1431         2976 digits             Prime  
          n = 2058         4279 digits             Prime  
          n = 2187         4548 digits             Prime  
          n = 2802         5826 digits             PRP    
          n = 6873        14291 digits  Oct 2012   PRP    Norbert Schneider
          n = 9877        20537 digits  Aug 2013   PRP    Norbert Schneider
          n = 11272       23437 digits  Aug 2013   PRP    Norbert Schneider
          n = 16276       33841 digits  Oct 2013   PRP    Norbert Schneider
          n = 20680       42998 digits  Oct 2013   PRP    Norbert Schneider
          n = 32079       66699 digits  Sep 2018   PRP    Norbert Schneider
          n = 40105       83386 digits  Sep 2018   PRP    Norbert Schneider


   b = 121

          n = 4               9 digits  Jun 2026   Prime  
          n = 10             21 digits  Jun 2026   Prime  
          n = 353           736 digits             Prime  
          n = 367           765 digits             Prime  


   b = 122

          n = 61            128 digits  Jun 2026   Prime  
          n = 207           432 digits             Prime  
          n = 819          1709 digits             Prime  
          n = 18401       38392 digits  Dec 2014   PRP    Norbert Schneider
          n = 42477       88623 digits  Oct 2018   PRP    Norbert Schneider


   b = 123

          n = 17             36 digits  Jun 2026   Prime  
          n = 121           253 digits  Jun 2026   Prime  
          n = 192           402 digits             Prime  
          n = 33822       70685 digits  Jan 2015   PRP    Norbert Schneider


   b = 124

          n = 9              19 digits  Jun 2026   Prime  
          n = 17             36 digits  Jun 2026   Prime  
          n = 34             72 digits  Jun 2026   Prime  
          n = 97            204 digits  Jun 2026   Prime  
          n = 305           639 digits             Prime  
          n = 891          1866 digits             Prime  
          n = 1337         2799 digits             Prime  
          n = 3213         6727 digits             PRP    
          n = 10187       21326 digits  Dec 2014   PRP    Norbert Schneider
          n = 11950       25017 digits  Dec 2014   PRP    Norbert Schneider
          n = 12623       26426 digits  Dec 2014   PRP    Norbert Schneider
          n = 13314       27872 digits  Dec 2014   PRP    Norbert Schneider
          n = 18504       38737 digits  Dec 2014   PRP    Norbert Schneider
          n = 30958       64809 digits  Feb 2015   PRP    Norbert Schneider


   b = 125

          n = 3               7 digits  Jun 2026   Prime  
          n = 25             53 digits  Jun 2026   Prime  
          n = 287           602 digits             Prime  
          n = 1431         3001 digits             Prime  
          n = 3457         7250 digits             PRP    
          n = 8583        17998 digits  Sep 2006   PRP    Lelio R Paula


   b = 126

          n = 16             34 digits  Jun 2026   Prime  
          n = 556          1168 digits             Prime  
          n = 30706       64494 digits  Feb 2015   PRP    Norbert Schneider
          n = 56824      119352 digits  Dec 2018   PRP    Norbert Schneider


   b = 127

          n = 18             38 digits  Jun 2026   Prime  
          n = 37             78 digits  Jun 2026   Prime  
          n = 49            104 digits  Jun 2026   Prime  
          n = 59            125 digits  Jun 2026   Prime  
          n = 21861       45992 digits  Feb 2015   PRP    Norbert Schneider


   b = 128

          n = 401           845 digits             Prime  


   b = 129

          n = 3               7 digits  Jun 2026   Prime  
          n = 4               9 digits  Jun 2026   Prime  
          n = 5              11 digits  Jun 2026   Prime  
          n = 115           243 digits  Jun 2026   Prime  
          n = 177           374 digits             Prime  
          n = 298           629 digits             Prime  
          n = 17631       37212 digits  Dec 2014   PRP    Norbert Schneider
          n = 40167       84777 digits  Jan 2019   PRP    Norbert Schneider


   b = 130

          n = 3               7 digits  Jun 2026   Prime  
          n = 7              15 digits  Jun 2026   Prime  
          n = 34             72 digits  Jun 2026   Prime  
          n = 35             74 digits  Jun 2026   Prime  
          n = 61            129 digits  Jun 2026   Prime  
          n = 83            176 digits  Jun 2026   Prime  
          n = 96            203 digits  Jun 2026   Prime  
          n = 417           882 digits             Prime  
          n = 1482         3133 digits             Prime  
          n = 2103         4446 digits             Prime  
          n = 10231       21628 digits  Dec 2014   PRP    Norbert Schneider
          n = 23332       49323 digits  Mar 2015   PRP    Norbert Schneider


   b = 131

          n = 25             53 digits  Jun 2026   Prime  
          n = 223           473 digits             Prime  
          n = 437           926 digits             Prime  
          n = 601          1273 digits             Prime  
          n = 649          1375 digits             Prime  
          n = 1045         2213 digits             Prime  
          n = 2027         4292 digits             Prime  
          n = 43737       92604 digits  Feb 2019   PRP    Norbert Schneider
          n = 52949      112108 digits  Feb 2019   PRP    Norbert Schneider


   b = 132

          n = 2               5 digits  Jun 2026   Prime  
          n = 3               7 digits  Jun 2026   Prime  
          n = 5              11 digits  Jun 2026   Prime  
          n = 77            164 digits  Jun 2026   Prime  
          n = 3035         6436 digits             PRP    
          n = 20842       44198 digits  Mar 2015   PRP    Norbert Schneider
          n = 27317       57928 digits  Mar 2015   PRP    Norbert Schneider


   b = 133

          n = 9              20 digits  Jun 2026   Prime  
          n = 60            128 digits  Jun 2026   Prime  
          n = 76            162 digits  Jun 2026   Prime  
          n = 160           340 digits             Prime  
          n = 26134       55505 digits  Mar 2015   PRP    Norbert Schneider
          n = 51042      108406 digits  Feb 2019   PRP    Norbert Schneider


   b = 134

          n = 3               7 digits  Jun 2026   Prime  
          n = 11             24 digits  Jun 2026   Prime  
          n = 145           309 digits             Prime  
          n = 219           466 digits             Prime  
          n = 13571       28867 digits  Jan 2015   PRP    Norbert Schneider
          n = 26151       55626 digits  Mar 2015   PRP    Norbert Schneider
          n = 32955       70099 digits  Mar 2015   PRP    Norbert Schneider
          n = 42719       90868 digits  Mar 2019   PRP    Norbert Schneider


   b = 135

          n = 13             28 digits  Jun 2026   Prime  
          n = 18427       39256 digits  Jan 2015   PRP    Norbert Schneider
          n = 28963       61701 digits  Apr 2015   PRP    Norbert Schneider


   b = 136

          n = 3               7 digits  Jun 2026   Prime  
          n = 6              13 digits  Jun 2026   Prime  
          n = 15             33 digits  Jun 2026   Prime  
          n = 130           278 digits  Jun 2026   Prime  
          n = 20710       44186 digits  Apr 2015   PRP    Norbert Schneider


   b = 137

          n = 5              11 digits  Jun 2026   Prime  
          n = 39             84 digits  Jun 2026   Prime  
          n = 375           802 digits             Prime  
          n = 2079         4443 digits             Prime  
          n = 2109         4507 digits             Prime  
          n = 3627         7750 digits             PRP    
          n = 3829         8182 digits             PRP    
          n = 35597       76061 digits  May 2015   PRP    Norbert Schneider


   b = 138

          n = 4               9 digits  Jun 2026   Prime  
          n = 9              20 digits  Jun 2026   Prime  
          n = 1393         2981 digits             Prime  
          n = 4318         9240 digits             PRP    
          n = 13330       28525 digits  Jan 2015   PRP    Norbert Schneider
          n = 22794       48777 digits  Oct 2015   PRP    Norbert Schneider


   b = 139

          n = 2               5 digits  Jun 2026   Prime  
          n = 3               7 digits  Jun 2026   Prime  
          n = 70            151 digits  Jun 2026   Prime  
          n = 696          1492 digits             Prime  
          n = 711          1524 digits             Prime  
          n = 1980         4244 digits             Prime  
          n = 3203         6865 digits             PRP    
          n = 27504       58942 digits  Oct 2015   PRP    Norbert Schneider
          n = 55690      119345 digits  Apr 2019   PRP    Norbert Schneider


   b = 140

          n = 3               7 digits  Jun 2026   Prime  
          n = 25             54 digits  Jun 2026   Prime  
          n = 193           415 digits             Prime  
          n = 14323       30739 digits  Jan 2015   PRP    Norbert Schneider
          n = 51515      110558 digits  Apr 2019   PRP    Norbert Schneider


   b = 141

          n = 3               7 digits  Jun 2026   Prime  
          n = 9              20 digits  Jun 2026   Prime  
          n = 19             41 digits  Jun 2026   Prime  
          n = 41             89 digits  Jun 2026   Prime  
          n = 77            166 digits  Jun 2026   Prime  
          n = 171           368 digits             Prime  
          n = 393           845 digits             Prime  
          n = 1323         2844 digits             Prime  
          n = 1331         2861 digits             Prime  


   b = 142

          n = 2               5 digits  Jun 2026   Prime  
          n = 22             48 digits  Jun 2026   Prime  
          n = 109           235 digits  Jun 2026   Prime  
          n = 298           642 digits             Prime  
          n = 3763         8100 digits             PRP    


   b = 143

          n = 281           606 digits             Prime  


   b = 144

          n = 2               5 digits  Jun 2026   Prime  
          n = 12             26 digits  Jun 2026   Prime  
          n = 29             63 digits  Jun 2026   Prime  
          n = 79            171 digits  Jun 2026   Prime  
          n = 221           477 digits             Prime  
          n = 645          1393 digits             Prime  
          n = 3864         8340 digits             PRP    
          n = 5641        12176 digits  Oct 2006   PRP    Lelio R Paula
          n = 19554       42205 digits  Oct 2018   PRP    Norbert Schneider
          n = 27025       58330 digits  Nov 2018   PRP    Norbert Schneider
          n = 33361       72006 digits  Nov 2018   PRP    Norbert Schneider


   b = 145

          n = 255           552 digits             Prime  
          n = 1107         2393 digits             Prime  
          n = 2755         5955 digits             PRP    
          n = 3681         7956 digits             PRP    
          n = 4521         9772 digits             PRP    
          n = 27095       58563 digits  Nov 2018   PRP    Norbert Schneider


   b = 146

          n = 71            154 digits  Jun 2026   Prime  
          n = 537          1163 digits             Prime  
          n = 16361       35411 digits  Oct 2018   PRP    Norbert Schneider


   b = 147

          n = 3               7 digits  Jun 2026   Prime  
          n = 7              16 digits  Jun 2026   Prime  
          n = 13             29 digits  Jun 2026   Prime  
          n = 66            144 digits  Jun 2026   Prime  
          n = 97            211 digits  Jun 2026   Prime  
          n = 111           241 digits  Jun 2026   Prime  
          n = 150           326 digits             Prime  
          n = 397           861 digits             Prime  
          n = 4013         8698 digits             PRP    
          n = 4217         9140 digits             PRP    


   b = 148

          n = 2               5 digits  Jun 2026   Prime  
          n = 5              11 digits  Jun 2026   Prime  
          n = 24             53 digits  Jun 2026   Prime  
          n = 1570         3408 digits             Prime  
          n = 1762         3825 digits             Prime  
          n = 2182         4736 digits             Prime  
          n = 2549         5532 digits             Prime  
          n = 4585         9951 digits             PRP    
          n = 43041       93411 digits  May 2019   PRP    Norbert Schneider


   b = 149

          n = 7              16 digits  Jun 2026   Prime  


   b = 150

          n = 90            196 digits  Jun 2026   Prime  
          n = 181           394 digits             Prime  
          n = 280           610 digits             Prime  
          n = 946          2059 digits             Prime  
          n = 1685         3667 digits             Prime  
          n = 1775         3863 digits             Prime  
          n = 2535         5517 digits             Prime  
          n = 4830        10511 digits             PRP    


   b = 151

          n = 2               5 digits  Jun 2026   Prime  
          n = 10             22 digits  Jun 2026   Prime  
          n = 21             46 digits  Jun 2026   Prime  
          n = 40             88 digits  Jun 2026   Prime  
          n = 43             94 digits  Jun 2026   Prime  
          n = 70            153 digits  Jun 2026   Prime  
          n = 4846        10560 digits             PRP    
          n = 23237       50633 digits  Oct 2018   PRP    Norbert Schneider


   b = 153

          n = 6              14 digits  Jun 2026   Prime  
          n = 12             27 digits  Jun 2026   Prime  
          n = 17             38 digits  Jun 2026   Prime  
          n = 96            210 digits  Jun 2026   Prime  
          n = 384           839 digits             Prime  
          n = 21797       47620 digits  Nov 2018   PRP    Norbert Schneider
          n = 57337      125264 digits  Dec 2018   PRP    Norbert Schneider


   b = 154

          n = 2               5 digits  Jun 2026   Prime  
          n = 15             33 digits  Jun 2026   Prime  
          n = 42             92 digits  Jun 2026   Prime  
          n = 45             99 digits  Jun 2026   Prime  
          n = 141           309 digits  Jun 2026   Prime  
          n = 393           860 digits             Prime  
          n = 499          1092 digits             Prime  
          n = 568          1243 digits             Prime  
          n = 2887         6316 digits             PRP    
          n = 20706       45295 digits  Nov 2018   PRP    Norbert Schneider
          n = 23175       50696 digits  Nov 2018   PRP    Norbert Schneider


   b = 155

          n = 3               7 digits  Jun 2026   Prime  
          n = 11             25 digits  Jun 2026   Prime  
          n = 17             38 digits  Jun 2026   Prime  
          n = 37             82 digits  Jun 2026   Prime  
          n = 101           222 digits  Jun 2026   Prime  
          n = 155           340 digits             Prime  
          n = 1919         4204 digits             Prime  
          n = 3631         7954 digits             PRP    
          n = 14255       31224 digits  Oct 2018   PRP    Norbert Schneider
          n = 25137       55059 digits  Dec 2018   PRP    Norbert Schneider
          n = 28929       63365 digits  Dec 2018   PRP    Norbert Schneider


   b = 156

          n = 2               5 digits  Jun 2026   Prime  
          n = 47            104 digits  Jun 2026   Prime  
          n = 83            183 digits  Jun 2026   Prime  
          n = 118           259 digits  Jun 2026   Prime  
          n = 157           345 digits             Prime  
          n = 799          1753 digits             Prime  
          n = 1363         2990 digits             Prime  


   b = 157

          n = 6              14 digits  Jun 2026   Prime  
          n = 7              16 digits  Jun 2026   Prime  
          n = 39             86 digits  Jun 2026   Prime  
          n = 66            145 digits  Jun 2026   Prime  
          n = 334           734 digits             Prime  
          n = 363           798 digits             Prime  
          n = 1253         2752 digits             Prime  
          n = 1741         3824 digits             Prime  


   b = 159

          n = 7              16 digits  Jun 2026   Prime  
          n = 29             64 digits  Jun 2026   Prime  
          n = 54            119 digits  Jun 2026   Prime  
          n = 77            170 digits  Jun 2026   Prime  
          n = 87            192 digits  Jun 2026   Prime  
          n = 259           571 digits             Prime  
          n = 339           747 digits             Prime  
          n = 645          1420 digits             Prime  
          n = 675          1486 digits             Prime  
          n = 4181         9205 digits             PRP    


   b = 160

          n = 33             73 digits  Jun 2026   Prime  
          n = 293           646 digits             Prime  
          n = 1032         2275 digits             Prime  
          n = 3928         8658 digits             PRP    
          n = 29839       65769 digits  Dec 2018   PRP    Norbert Schneider


   b = 161

          n = 5              12 digits  Jun 2026   Prime  
          n = 11             25 digits  Jun 2026   Prime  
          n = 31             69 digits  Jun 2026   Prime  
          n = 125           276 digits  Jun 2026   Prime  
          n = 159           351 digits  Jun 2026   Prime  
          n = 649          1433 digits             Prime  


   b = 162

          n = 2               5 digits  Jun 2026   Prime  
          n = 7              16 digits  Jun 2026   Prime  
          n = 15             34 digits  Jun 2026   Prime  
          n = 25             56 digits  Jun 2026   Prime  
          n = 75            166 digits  Jun 2026   Prime  
          n = 570          1260 digits             Prime  
          n = 45291      100072 digits  Feb 2026   PRP    Norbert Schneider


   b = 163

          n = 2               5 digits  Jun 2026   Prime  
          n = 13             29 digits  Jun 2026   Prime  
          n = 34             76 digits  Jun 2026   Prime  
          n = 46            102 digits  Jun 2026   Prime  
          n = 95704      211716 digits  Mar 2026   PRP    Norbert Schneider


   b = 164

          n = 129           286 digits  Jun 2026   Prime  
          n = 38129       84450 digits  Apr 2026   PRP    Norbert Schneider


   b = 165

          n = 2               5 digits  Jun 2026   Prime  
          n = 7              16 digits  Jun 2026   Prime  
          n = 18             40 digits  Jun 2026   Prime  
          n = 101           224 digits  Jun 2026   Prime  
          n = 149           331 digits  Jun 2026   Prime  
          n = 503          1116 digits             Prime  
          n = 586          1300 digits             Prime  


   b = 166

          n = 9              20 digits  Jun 2026   Prime  
          n = 13             29 digits  Jun 2026   Prime  
          n = 21             47 digits  Jun 2026   Prime  
          n = 25             56 digits  Jun 2026   Prime  
          n = 53            118 digits  Jun 2026   Prime  
          n = 99            220 digits  Jun 2026   Prime  
          n = 147           327 digits  Jun 2026   Prime  
          n = 229           509 digits             Prime  
          n = 333           740 digits             Prime  


   b = 167

          n = 3               7 digits  Jun 2026   Prime  
          n = 27             61 digits  Jun 2026   Prime  
          n = 109           243 digits  Jun 2026   Prime  


   b = 168

          n = 2               5 digits  Jun 2026   Prime  
          n = 5              12 digits  Jun 2026   Prime  
          n = 53            118 digits  Jun 2026   Prime  
          n = 153           341 digits  Jun 2026   Prime  
          n = 1605         3572 digits             Prime  


   b = 169

          n = 2               5 digits  Jun 2026   Prime  
          n = 3               7 digits  Jun 2026   Prime  
          n = 5              12 digits  Jun 2026   Prime  
          n = 261           582 digits             Prime  
          n = 1008         2246 digits             Prime  
          n = 2458         5477 digits             PRP    


   b = 170

          n = 7              16 digits  Jun 2026   Prime  
          n = 469          1047 digits             Prime  


   b = 171

          n = 7              16 digits  Jun 2026   Prime  
          n = 3669         8193 digits             PRP    


   b = 172

          n = 21             47 digits  Jun 2026   Prime  
          n = 45            101 digits  Jun 2026   Prime  
          n = 106           237 digits  Jun 2026   Prime  


   b = 173

          n = 5              12 digits  Jun 2026   Prime  
          n = 325           728 digits             Prime  


   b = 174

          n = 2               5 digits  Jun 2026   Prime  
          n = 4               9 digits  Jun 2026   Prime  
          n = 6              14 digits  Jun 2026   Prime  
          n = 39             88 digits  Jun 2026   Prime  
          n = 40             90 digits  Jun 2026   Prime  
          n = 107           240 digits  Jun 2026   Prime  
          n = 136           305 digits  Jun 2026   Prime  
          n = 227           509 digits             Prime  
          n = 263           590 digits             Prime  
          n = 460          1031 digits             Prime  
          n = 856          1918 digits             Prime  
          n = 3036         6803 digits             PRP    


   b = 175

          n = 4               9 digits  Jun 2026   Prime  
          n = 352           790 digits             Prime  
          n = 1969         4417 digits             PRP    
          n = 4127         9258 digits             PRP    


   b = 176

          n = 3               7 digits  Jun 2026   Prime  
          n = 5              12 digits  Jun 2026   Prime  
          n = 25             57 digits  Jun 2026   Prime  
          n = 1213         2724 digits             Prime  
          n = 1825         4099 digits             PRP    


   b = 177

          n = 2               5 digits  Jun 2026   Prime  
          n = 10             23 digits  Jun 2026   Prime  
          n = 142           320 digits  Jun 2026   Prime  
          n = 262           589 digits             Prime  


   b = 178

          n = 17             39 digits  Jun 2026   Prime  
          n = 528          1189 digits             Prime  
          n = 3478         7827 digits             Prime  


   b = 179

          n = 7              16 digits  Jun 2026   Prime  
          n = 73            165 digits  Jun 2026   Prime  
          n = 1635         3684 digits             PRP    
          n = 3563         8027 digits             PRP    
          n = 4375         9857 digits             PRP    


   b = 180

          n = 21             48 digits  Jun 2026   Prime  
          n = 240           542 digits             Prime  
          n = 372           839 digits             Prime  


   b = 181

          n = 17             39 digits  Jun 2026   Prime  
          n = 177           400 digits  Jun 2026   Prime  
          n = 601          1357 digits             Prime  
          n = 684          1545 digits             Prime  
          n = 687          1552 digits             Prime  
          n = 1012         2285 digits             Prime  
          n = 2897         6541 digits             PRP    


   b = 182

          n = 9              21 digits  Jun 2026   Prime  
          n = 29             66 digits  Jun 2026   Prime  
          n = 325           735 digits             Prime  
          n = 369           834 digits             Prime  


   b = 183

          n = 4              10 digits  Jun 2026   Prime  
          n = 5              12 digits  Jun 2026   Prime  
          n = 28             64 digits  Jun 2026   Prime  
          n = 933          2111 digits             Prime  
          n = 1733         3921 digits             PRP    


   b = 184

          n = 7              16 digits  Jun 2026   Prime  
          n = 13             30 digits  Jun 2026   Prime  
          n = 31             71 digits  Jun 2026   Prime  
          n = 53            121 digits  Jun 2026   Prime  
          n = 1091         2471 digits             Prime  
          n = 4513        10222 digits             PRP    


   b = 185

          n = 15             35 digits  Jun 2026   Prime  
          n = 21             48 digits  Jun 2026   Prime  
          n = 257           583 digits             Prime  
          n = 1053         2388 digits             Prime  
          n = 1135         2574 digits             Prime  
          n = 3541         8029 digits             PRP    


   b = 186

          n = 54            123 digits  Jun 2026   Prime  
          n = 142           323 digits  Jun 2026   Prime  
          n = 151           343 digits  Jun 2026   Prime  
          n = 329           747 digits             Prime  
          n = 597          1355 digits             Prime  
          n = 1363         3094 digits             Prime  
          n = 1545         3507 digits             Prime  
          n = 2741         6221 digits             PRP    


   b = 187

          n = 97            221 digits  Jun 2026   Prime  
          n = 165           375 digits  Jun 2026   Prime  
          n = 169           384 digits  Jun 2026   Prime  
          n = 4613        10481 digits             PRP    


   b = 189

          n = 2               5 digits  Jun 2026   Prime  
          n = 3               7 digits  Jun 2026   Prime  
          n = 27             62 digits  Jun 2026   Prime  
          n = 108           246 digits  Jun 2026   Prime  
          n = 153           349 digits  Jun 2026   Prime  
          n = 172           392 digits  Jun 2026   Prime  
          n = 4962        11296 digits             PRP    


   b = 190

          n = 2               5 digits  Jun 2026   Prime  
          n = 11             26 digits  Jun 2026   Prime  
          n = 24             55 digits  Jun 2026   Prime  
          n = 37             85 digits  Jun 2026   Prime  
          n = 261           595 digits             Prime  
          n = 420           958 digits             Prime  
          n = 760          1732 digits             Prime  
          n = 1347         3070 digits             Prime  


   b = 191

          n = 13             30 digits  Jun 2026   Prime  
          n = 23             53 digits  Jun 2026   Prime  
          n = 73            167 digits  Jun 2026   Prime  
          n = 1657         3780 digits             Prime  
          n = 2905         6627 digits             PRP    
          n = 4811        10975 digits             PRP    


   b = 192

          n = 30             69 digits  Jun 2026   Prime  
          n = 141           322 digits  Jun 2026   Prime  
          n = 145           332 digits  Jun 2026   Prime  
          n = 222           507 digits             Prime  
          n = 545          1245 digits             Prime  


   b = 193

          n = 2               5 digits  Jun 2026   Prime  
          n = 28             64 digits  Jun 2026   Prime  
          n = 400           915 digits             Prime  
          n = 714          1632 digits             Prime  
          n = 1194         2729 digits             Prime  


   b = 194

          n = 41             94 digits  Jun 2026   Prime  
          n = 763          1746 digits             Prime  


   b = 195

          n = 2               5 digits  Jun 2026   Prime  
          n = 3               7 digits  Jun 2026   Prime  
          n = 4              10 digits  Jun 2026   Prime  
          n = 5              12 digits  Jun 2026   Prime  
          n = 16             37 digits  Jun 2026   Prime  
          n = 30             69 digits  Jun 2026   Prime  
          n = 475          1088 digits             Prime  
          n = 2344         5368 digits             PRP    


   b = 196

          n = 9              21 digits  Jun 2026   Prime  
          n = 10             23 digits  Jun 2026   Prime  


   b = 197

          n = 75            173 digits  Jun 2026   Prime  
          n = 1087         2495 digits             Prime  
          n = 1111         2550 digits             Prime  
          n = 1717         3940 digits             Prime  
          n = 3821         8768 digits             PRP    


   b = 198

          n = 4              10 digits  Jun 2026   Prime  
          n = 10             23 digits  Jun 2026   Prime  
          n = 16             37 digits  Jun 2026   Prime  
          n = 73            168 digits  Jun 2026   Prime  
          n = 289           664 digits             Prime  
          n = 988          2270 digits             Prime  
          n = 4480        10290 digits             PRP    


   b = 199

          n = 271           623 digits             Prime  
          n = 492          1132 digits             Prime  
          n = 1036         2382 digits             Prime  
          n = 2584         5941 digits             PRP    


   b = 200

          n = 29             67 digits  Jun 2026   Prime  
          n = 91            210 digits  Jun 2026   Prime  
          n = 283           652 digits             Prime  
          n = 741          1706 digits             Prime  
          n = 1959         4508 digits             Prime  


   b = 201

          n = 7              17 digits  Jun 2026   Prime  
          n = 16             37 digits  Jun 2026   Prime  
          n = 29             67 digits  Jun 2026   Prime  
          n = 47            109 digits  Jun 2026   Prime  
          n = 169           390 digits  Jun 2026   Prime  
          n = 679          1564 digits             Prime  
          n = 1272         2930 digits             Prime  
          n = 3887         8953 digits             PRP    


   b = 202

          n = 3               7 digits  Jun 2026   Prime  
          n = 121           279 digits  Jun 2026   Prime  
          n = 577          1331 digits             Prime  
          n = 1030         2375 digits             Prime  


   b = 203

          n = 29             67 digits  Jun 2026   Prime  
          n = 85            197 digits  Jun 2026   Prime  
          n = 221           510 digits             Prime  


   b = 204

          n = 2               5 digits  Jun 2026   Prime  
          n = 31             72 digits  Jun 2026   Prime  
          n = 34             79 digits  Jun 2026   Prime  
          n = 147           340 digits  Jun 2026   Prime  
          n = 221           511 digits             Prime  
          n = 462          1068 digits             Prime  
          n = 780          1802 digits             Prime  
          n = 845          1952 digits             Prime  
          n = 898          2075 digits             Prime  
          n = 1113         2571 digits             Prime  
          n = 6479        14965 digits  Nov 2023   PRP    Aurel Gibier


   b = 205

          n = 4              10 digits  Jun 2026   Prime  
          n = 49            114 digits  Jun 2026   Prime  
          n = 91            211 digits  Jun 2026   Prime  
          n = 130           301 digits  Jun 2026   Prime  
          n = 1975         4566 digits             PRP    


   b = 206

          n = 111           257 digits  Jun 2026   Prime  
          n = 831          1923 digits             Prime  


   b = 207

          n = 2               5 digits  Jun 2026   Prime  
          n = 6              14 digits  Jun 2026   Prime  
          n = 19             45 digits  Jun 2026   Prime  
          n = 27             63 digits  Jun 2026   Prime  
          n = 57            133 digits  Jun 2026   Prime  


   b = 208

          n = 5              12 digits  Jun 2026   Prime  
          n = 17             40 digits  Jun 2026   Prime  
          n = 25             58 digits  Jun 2026   Prime  
          n = 73            170 digits  Jun 2026   Prime  
          n = 1498         3473 digits             Prime  
          n = 4449        10314 digits             PRP    


   b = 209

          n = 7              17 digits  Jun 2026   Prime  
          n = 53            123 digits  Jun 2026   Prime  
          n = 61            142 digits  Jun 2026   Prime  
          n = 597          1386 digits             Prime  
          n = 855          1984 digits             Prime  
          n = 2355         5464 digits             PRP    
          n = 3235         7506 digits             PRP    


   b = 210

          n = 2               5 digits  Jun 2026   Prime  
          n = 4              10 digits  Jun 2026   Prime  
          n = 10             24 digits  Jun 2026   Prime  
          n = 41             96 digits  Jun 2026   Prime  
          n = 94            219 digits  Jun 2026   Prime  
          n = 135           314 digits  Jun 2026   Prime  
          n = 1567         3639 digits             PRP    


   b = 211

          n = 28             66 digits  Jun 2026   Prime  
          n = 52            121 digits  Jun 2026   Prime  
          n = 82            191 digits  Jun 2026   Prime  
          n = 441          1026 digits             Prime  
          n = 655          1523 digits             Prime  
          n = 2255         5242 digits             PRP    


   b = 212

          n = 5              12 digits  Jun 2026   Prime  
          n = 29             68 digits  Jun 2026   Prime  
          n = 103           240 digits  Jun 2026   Prime  


   b = 213

          n = 40             94 digits  Jun 2026   Prime  
          n = 113           264 digits  Jun 2026   Prime  
          n = 172           401 digits  Jun 2026   Prime  
          n = 3066         7139 digits             PRP    
          n = 3148         7330 digits             PRP    
          n = 3486         8117 digits             PRP    
          n = 4306        10027 digits             PRP    


   b = 214

          n = 5              12 digits  Jun 2026   Prime  
          n = 42             98 digits  Jun 2026   Prime  
          n = 75            175 digits  Jun 2026   Prime  
          n = 121           282 digits  Jun 2026   Prime  


   b = 215

          n = 27             63 digits  Jun 2026   Prime  
          n = 159           371 digits  Jun 2026   Prime  
          n = 323           754 digits             Prime  
          n = 843          1967 digits             Prime  


   b = 216

          n = 2               5 digits  Jun 2026   Prime  
          n = 10             24 digits  Jun 2026   Prime  
          n = 39             92 digits  Jun 2026   Prime  
          n = 210           491 digits  Jun 2026   Prime  
          n = 551          1287 digits             Prime  
          n = 910          2125 digits             Prime  
          n = 1374         3208 digits             Prime  
          n = 4545        10611 digits  Sep 2006   PRP    Lelio R Paula


   b = 217

          n = 2393         5592 digits             PRP    


   b = 219

          n = 2               5 digits  Jun 2026   Prime  
          n = 127           298 digits  Jun 2026   Prime  


   b = 220

          n = 4              10 digits  Jun 2026   Prime  
          n = 6              15 digits  Jun 2026   Prime  
          n = 13             31 digits  Jun 2026   Prime  
          n = 49            115 digits  Jun 2026   Prime  
          n = 64            150 digits  Jun 2026   Prime  
          n = 526          1233 digits             Prime  
          n = 781          1830 digits             Prime  
          n = 947          2219 digits             Prime  


   b = 221

          n = 3               8 digits  Jun 2026   Prime  
          n = 5              12 digits  Jun 2026   Prime  
          n = 2071         4856 digits             PRP    


   b = 222

          n = 19             45 digits  Jun 2026   Prime  
          n = 59            139 digits  Jun 2026   Prime  
          n = 175           411 digits  Jun 2026   Prime  
          n = 329           772 digits             Prime  
          n = 2701         6338 digits             PRP    
          n = 2889         6779 digits             PRP    


   b = 223

          n = 250           588 digits             Prime  
          n = 4474        10507 digits             PRP    


   b = 224

          n = 5              12 digits  Jun 2026   Prime  
          n = 337           793 digits             Prime  


   b = 225

          n = 10             24 digits  Jun 2026   Prime  
          n = 215           506 digits  Jun 2026   Prime  
          n = 685          1612 digits             Prime  


   b = 229

          n = 9              22 digits  Jun 2026   Prime  
          n = 15             36 digits  Jun 2026   Prime  
          n = 22             52 digits  Jun 2026   Prime  
          n = 64            152 digits  Jun 2026   Prime  
          n = 202           477 digits  Jun 2026   Prime  
          n = 365           862 digits             Prime  
          n = 592          1398 digits             Prime  
          n = 4539        10712 digits             PRP    


   b = 230

          n = 3               8 digits  Jun 2026   Prime  
          n = 1851         4372 digits             PRP    


   b = 231

          n = 35             83 digits  Jun 2026   Prime  
          n = 75            178 digits  Jun 2026   Prime  
          n = 153           362 digits  Jun 2026   Prime  
          n = 178           421 digits  Jun 2026   Prime  
          n = 195           461 digits  Jun 2026   Prime  
          n = 267           632 digits             Prime  
          n = 625          1478 digits             Prime  


   b = 232

          n = 2               5 digits  Jun 2026   Prime  
          n = 41             97 digits  Jun 2026   Prime  
          n = 243           575 digits             Prime  
          n = 573          1356 digits             Prime  
          n = 675          1597 digits             Prime  


   b = 234

          n = 9              22 digits  Jun 2026   Prime  
          n = 12             29 digits  Jun 2026   Prime  
          n = 172           408 digits  Jun 2026   Prime  
          n = 245           581 digits             Prime  
          n = 449          1064 digits             Prime  
          n = 1689         4002 digits             Prime  
          n = 2214         5246 digits             PRP    
          n = 2713         6428 digits             PRP    


   b = 235

          n = 5              12 digits  Jun 2026   Prime  
          n = 21             50 digits  Jun 2026   Prime  
          n = 965          2289 digits             Prime  
          n = 1545         3664 digits             PRP    
          n = 3213         7619 digits             PRP    


   b = 236

          n = 701          1664 digits             Prime  


   b = 237

          n = 2               5 digits  Jun 2026   Prime  
          n = 3               8 digits  Jun 2026   Prime  
          n = 5              12 digits  Jun 2026   Prime  
          n = 35             84 digits  Jun 2026   Prime  
          n = 291           692 digits             Prime  
          n = 347           825 digits             Prime  
          n = 1067         2534 digits             Prime  
          n = 1950         4631 digits             PRP    
          n = 3189         7574 digits             PRP    


   b = 238

          n = 593          1410 digits             Prime  


   b = 239

          n = 3               8 digits  Jun 2026   Prime  
          n = 17             41 digits  Jun 2026   Prime  
          n = 25             60 digits  Jun 2026   Prime  
          n = 285           678 digits             Prime  
          n = 1111         2643 digits             Prime  


   b = 241

          n = 5              12 digits  Jun 2026   Prime  
          n = 18             43 digits  Jun 2026   Prime  
          n = 88            210 digits  Jun 2026   Prime  
          n = 311           741 digits             Prime  


   b = 242

          n = 3               8 digits  Jun 2026   Prime  
          n = 7              17 digits  Jun 2026   Prime  
          n = 9              22 digits  Jun 2026   Prime  
          n = 531          1266 digits             Prime  
          n = 607          1447 digits             Prime  
          n = 1617         3855 digits             PRP    


   b = 243

          n = 18             43 digits  Jun 2026   Prime  
          n = 502          1198 digits             Prime  
          n = 778          1857 digits             Prime  
          n = 2094         4996 digits             PRP    


   b = 244

          n = 3               8 digits  Jun 2026   Prime  
          n = 93            223 digits  Jun 2026   Prime  
          n = 286           683 digits             Prime  
          n = 1092         2608 digits             Prime  


   b = 245

          n = 3               8 digits  Jun 2026   Prime  
          n = 63            151 digits  Jun 2026   Prime  
          n = 69            165 digits  Jun 2026   Prime  
          n = 1301         3109 digits             Prime  


   b = 246

          n = 2               5 digits  Jun 2026   Prime  
          n = 16             39 digits  Jun 2026   Prime  
          n = 31             75 digits  Jun 2026   Prime  
          n = 37             89 digits  Jun 2026   Prime  
          n = 55            132 digits  Jun 2026   Prime  
          n = 366           876 digits             Prime  
          n = 2951         7056 digits             PRP    


   b = 247

          n = 2               5 digits  Jun 2026   Prime  
          n = 11             27 digits  Jun 2026   Prime  


   b = 248

          n = 13             32 digits  Jun 2026   Prime  
          n = 133           319 digits  Jun 2026   Prime  
          n = 1729         4141 digits             Prime  
          n = 2877         6889 digits             PRP    


   b = 249

          n = 4              10 digits  Jun 2026   Prime  
          n = 55            132 digits  Jun 2026   Prime  
          n = 103           247 digits  Jun 2026   Prime  
          n = 603          1445 digits             Prime  
          n = 771          1848 digits             Prime  
          n = 1000         2397 digits             Prime  
          n = 1311         3142 digits             Prime  
          n = 1325         3175 digits             Prime  
          n = 1515         3631 digits             PRP    


   b = 250

          n = 6              15 digits  Jun 2026   Prime  
          n = 11             27 digits  Jun 2026   Prime  
          n = 12             29 digits  Jun 2026   Prime  
          n = 273           655 digits             Prime  
          n = 417          1000 digits             Prime  
          n = 894          2144 digits             Prime  
          n = 1776         4259 digits             PRP    
          n = 4716        11309 digits             PRP    


   b = 251

          n = 5              12 digits  Jun 2026   Prime  
          n = 7              17 digits  Jun 2026   Prime  
          n = 21             51 digits  Jun 2026   Prime  


   b = 252

          n = 3               8 digits  Jun 2026   Prime  
          n = 5              13 digits  Jun 2026   Prime  
          n = 46            111 digits  Jun 2026   Prime  
          n = 119           286 digits  Jun 2026   Prime  
          n = 149           358 digits  Jun 2026   Prime  
          n = 2151         5166 digits             PRP    


   b = 253

          n = 6              15 digits  Jun 2026   Prime  
          n = 54            130 digits  Jun 2026   Prime  
          n = 436          1048 digits             Prime  
          n = 516          1241 digits             Prime  
          n = 2938         7061 digits             PRP    


   b = 254

          n = 37             89 digits  Jun 2026   Prime  


   b = 255

          n = 37             90 digits  Jun 2026   Prime  
          n = 2679         6448 digits             PRP    
          n = 4199        10106 digits             PRP    


   b = 256

          n = 3               8 digits  Jun 2026   Prime  
          n = 100           241 digits  Jun 2026   Prime  
          n = 912          2197 digits             Prime  
          n = 2236         5385 digits             Prime  
          n = 4558        10977 digits             PRP    


   b = 257

          n = 17             41 digits  Jun 2026   Prime  


   b = 258

          n = 6              15 digits  Jun 2026   Prime  
          n = 72            174 digits  Jun 2026   Prime  
          n = 96            232 digits  Jun 2026   Prime  
          n = 3281         7913 digits             PRP    


   b = 259

          n = 3               8 digits  Jun 2026   Prime  
          n = 57            138 digits  Jun 2026   Prime  
          n = 65            157 digits  Jun 2026   Prime  
          n = 71            172 digits  Jun 2026   Prime  
          n = 101           244 digits  Jun 2026   Prime  
          n = 137           331 digits  Jun 2026   Prime  
          n = 265           640 digits             Prime  
          n = 282           681 digits             Prime  
          n = 309           746 digits             Prime  
          n = 1132         2732 digits             Prime  
          n = 2401         5795 digits             PRP    
          n = 3331         8039 digits             PRP    


   b = 260

          n = 99            240 digits  Jun 2026   Prime  
          n = 169           409 digits  Jun 2026   Prime  
          n = 859          2075 digits             Prime  
          n = 1755         4239 digits             PRP    


   b = 261

          n = 922          2229 digits             Prime  
          n = 1450         3505 digits             Prime  


   b = 262

          n = 3               8 digits  Jun 2026   Prime  
          n = 9              22 digits  Jun 2026   Prime  
          n = 10             25 digits  Jun 2026   Prime  
          n = 47            114 digits  Jun 2026   Prime  
          n = 2243         5425 digits             PRP    


   b = 263

          n = 53            129 digits  Jun 2026   Prime  
          n = 1693         4097 digits             Prime  


   b = 264

          n = 3               8 digits  Jun 2026   Prime  
          n = 9              22 digits  Jun 2026   Prime  
          n = 12             30 digits  Jun 2026   Prime  
          n = 28             68 digits  Jun 2026   Prime  
          n = 435          1054 digits             Prime  
          n = 3288         7963 digits             PRP    


   b = 265

          n = 3               8 digits  Jun 2026   Prime  
          n = 5              13 digits  Jun 2026   Prime  
          n = 75            182 digits  Jun 2026   Prime  
          n = 147           357 digits  Jun 2026   Prime  
          n = 967          2344 digits             Prime  


   b = 266

          n = 7              17 digits  Jun 2026   Prime  
          n = 2113         5124 digits             PRP    


   b = 267

          n = 2               5 digits  Jun 2026   Prime  
          n = 6              15 digits  Jun 2026   Prime  
          n = 9              22 digits  Jun 2026   Prime  
          n = 53            129 digits  Jun 2026   Prime  
          n = 166           403 digits  Jun 2026   Prime  
          n = 173           420 digits  Jun 2026   Prime  
          n = 189           459 digits  Jun 2026   Prime  
          n = 1167         2832 digits             Prime  


   b = 268

          n = 5              13 digits  Jun 2026   Prime  
          n = 4066         9873 digits             PRP    


   b = 269

          n = 15             37 digits  Jun 2026   Prime  
          n = 17             42 digits  Jun 2026   Prime  
          n = 1275         3098 digits             Prime  


   b = 270

          n = 5              13 digits  Jun 2026   Prime  
          n = 51            124 digits  Jun 2026   Prime  
          n = 663          1612 digits             Prime  
          n = 2781         6762 digits             PRP    


   b = 271

          n = 3               8 digits  Jun 2026   Prime  
          n = 49            120 digits  Jun 2026   Prime  
          n = 69            168 digits  Jun 2026   Prime  
          n = 101           246 digits  Jun 2026   Prime  
          n = 109           266 digits  Jun 2026   Prime  
          n = 141           344 digits  Jun 2026   Prime  
          n = 2473         6017 digits             PRP    
          n = 4360        10608 digits             PRP    


   b = 272

          n = 3               8 digits  Jun 2026   Prime  
          n = 37             91 digits  Jun 2026   Prime  
          n = 93            227 digits  Jun 2026   Prime  
          n = 137           334 digits  Jun 2026   Prime  
          n = 145           354 digits  Jun 2026   Prime  
          n = 363           884 digits             Prime  


   b = 273

          n = 2               5 digits  Jun 2026   Prime  
          n = 6              15 digits  Jun 2026   Prime  
          n = 33             81 digits  Jun 2026   Prime  
          n = 54            132 digits  Jun 2026   Prime  
          n = 441          1075 digits             Prime  
          n = 533          1299 digits             Prime  
          n = 2941         7165 digits             PRP    


   b = 274

          n = 3               8 digits  Jun 2026   Prime  
          n = 7              18 digits  Jun 2026   Prime  
          n = 10             25 digits  Jun 2026   Prime  
          n = 17             42 digits  Jun 2026   Prime  
          n = 21             52 digits  Jun 2026   Prime  
          n = 25             61 digits  Jun 2026   Prime  
          n = 61            149 digits  Jun 2026   Prime  
          n = 89            217 digits  Jun 2026   Prime  
          n = 227           554 digits  Jun 2026   Prime  
          n = 1611         3928 digits             Prime  
          n = 2358         5749 digits             PRP    
          n = 3739         9115 digits             PRP    
          n = 4818        11746 digits             PRP    


   b = 276

          n = 4              10 digits  Jun 2026   Prime  
          n = 5              13 digits  Jun 2026   Prime  
          n = 347           847 digits             Prime  
          n = 1327         3240 digits             PRP    


   b = 277

          n = 3               8 digits  Jun 2026   Prime  
          n = 9              22 digits  Jun 2026   Prime  
          n = 23             57 digits  Jun 2026   Prime  
          n = 53            130 digits  Jun 2026   Prime  
          n = 81            198 digits  Jun 2026   Prime  
          n = 229           560 digits  Jun 2026   Prime  


   b = 279

          n = 2               5 digits  Jun 2026   Prime  
          n = 6              15 digits  Jun 2026   Prime  
          n = 10             25 digits  Jun 2026   Prime  
          n = 17             42 digits  Jun 2026   Prime  
          n = 52            128 digits  Jun 2026   Prime  


   b = 280

          n = 2               5 digits  Jun 2026   Prime  
          n = 5              13 digits  Jun 2026   Prime  
          n = 6              15 digits  Jun 2026   Prime  
          n = 9              23 digits  Jun 2026   Prime  
          n = 21             52 digits  Jun 2026   Prime  
          n = 57            140 digits  Jun 2026   Prime  
          n = 361           884 digits             Prime  
          n = 496          1214 digits             Prime  
          n = 865          2117 digits             Prime  
          n = 1539         3767 digits             PRP    


   b = 281

          n = 9              23 digits  Jun 2026   Prime  
          n = 489          1198 digits             Prime  
          n = 1767         4327 digits             PRP    
          n = 4583        11223 digits             PRP    


   b = 282

          n = 5              13 digits  Jun 2026   Prime  
          n = 19             47 digits  Jun 2026   Prime  
          n = 190           466 digits  Jun 2026   Prime  


   b = 283

          n = 17             42 digits  Jun 2026   Prime  
          n = 298           731 digits             Prime  


   b = 284

          n = 43            106 digits  Jun 2026   Prime  
          n = 91            224 digits  Jun 2026   Prime  
          n = 571          1401 digits             Prime  
          n = 781          1917 digits             Prime  
          n = 1273         3124 digits             Prime  


   b = 285

          n = 18             45 digits  Jun 2026   Prime  
          n = 22             55 digits  Jun 2026   Prime  
          n = 259           636 digits  Jun 2026   Prime  
          n = 444          1090 digits             Prime  
          n = 2352         5774 digits             PRP    
          n = 4079        10014 digits             PRP    


   b = 286

          n = 3               8 digits  Jun 2026   Prime  
          n = 55            136 digits  Jun 2026   Prime  
          n = 166           408 digits  Jun 2026   Prime  
          n = 549          1349 digits             Prime  
          n = 1024         2516 digits             Prime  
          n = 3690         9064 digits             PRP    


   b = 287

          n = 7              18 digits  Jun 2026   Prime  
          n = 23             57 digits  Jun 2026   Prime  
          n = 27             67 digits  Jun 2026   Prime  
          n = 35             87 digits  Jun 2026   Prime  
          n = 185           455 digits  Jun 2026   Prime  


   b = 288

          n = 2               5 digits  Jun 2026   Prime  
          n = 282           694 digits  Jun 2026   Prime  
          n = 3457         8503 digits             PRP    


   b = 289

          n = 2               5 digits  Jun 2026   Prime  
          n = 4              10 digits  Jun 2026   Prime  
          n = 11             28 digits  Jun 2026   Prime  
          n = 77            190 digits  Jun 2026   Prime  
          n = 809          1991 digits             Prime  
          n = 2842         6994 digits             PRP    


   b = 290

          n = 3               8 digits  Jun 2026   Prime  
          n = 7              18 digits  Jun 2026   Prime  
          n = 25             62 digits  Jun 2026   Prime  
          n = 201           495 digits  Jun 2026   Prime  
          n = 457          1126 digits             Prime  


   b = 291

          n = 2               5 digits  Jun 2026   Prime  
          n = 12             30 digits  Jun 2026   Prime  
          n = 25             62 digits  Jun 2026   Prime  
          n = 151           373 digits  Jun 2026   Prime  
          n = 577          1422 digits             Prime  


   b = 292

          n = 3               8 digits  Jun 2026   Prime  
          n = 10             25 digits  Jun 2026   Prime  
          n = 11             28 digits  Jun 2026   Prime  
          n = 101           250 digits  Jun 2026   Prime  
          n = 121           299 digits  Jun 2026   Prime  
          n = 231           570 digits  Jun 2026   Prime  
          n = 4483        11053 digits             PRP    


   b = 293

          n = 3205         7907 digits  Jan 2018   PRP    Dylan Delgado
          n = 5489        13541 digits  Jan 2018   PRP    Dylan Delgado
          n = 7781        19195 digits  Jan 2018   PRP    Dylan Delgado


   b = 294

          n = 2               5 digits  Jun 2026   Prime  
          n = 3               8 digits  Jun 2026   Prime  
          n = 24             60 digits  Jun 2026   Prime  
          n = 48            119 digits  Jun 2026   Prime  
          n = 85            210 digits  Jun 2026   Prime  
          n = 103           255 digits  Jun 2026   Prime  
          n = 112           277 digits  Jun 2026   Prime  
          n = 231           571 digits  Jun 2026   Prime  
          n = 525          1296 digits             Prime  
          n = 1378         3402 digits             Prime  
          n = 1713         4229 digits             PRP    


   b = 295

          n = 3               8 digits  Jun 2026   Prime  
          n = 5              13 digits  Jun 2026   Prime  
          n = 13             33 digits  Jun 2026   Prime  
          n = 17             42 digits  Jun 2026   Prime  
          n = 34             84 digits  Jun 2026   Prime  
          n = 375           927 digits             Prime  
          n = 2650         6546 digits             PRP    
          n = 3063         7566 digits             PRP    
          n = 4201        10376 digits             PRP    


   b = 296

          n = 5              13 digits  Jun 2026   Prime  
          n = 7              18 digits  Jun 2026   Prime  
          n = 43            107 digits  Jun 2026   Prime  


   b = 297

          n = 3               8 digits  Jun 2026   Prime  
          n = 7              18 digits  Jun 2026   Prime  
          n = 57            141 digits  Jun 2026   Prime  
          n = 65            161 digits  Jun 2026   Prime  
          n = 498          1232 digits             Prime  
          n = 549          1358 digits             Prime  
          n = 2091         5171 digits             PRP    
          n = 4961        12268 digits             PRP    
          n = 12577       31100 digits  Jul 2012   PRP    Enzo Doria
          n = 14229       35185 digits  Jul 2012   PRP    Enzo Doria


   b = 298

          n = 6              15 digits  Jun 2026   Prime  
          n = 33             82 digits  Jun 2026   Prime  
          n = 42            104 digits  Jun 2026   Prime  
          n = 234           579 digits  Jun 2026   Prime  


   b = 299

          n = 3               8 digits  Jun 2026   Prime  
          n = 17             43 digits  Jun 2026   Prime  
          n = 1197         2964 digits             Prime  


   b = 300

          n = 4              10 digits  Jun 2026   Prime  
          n = 12             30 digits  Jun 2026   Prime  
          n = 15             38 digits  Jun 2026   Prime  
          n = 16             40 digits  Jun 2026   Prime  
          n = 33             82 digits  Jun 2026   Prime  
          n = 119           295 digits  Jun 2026   Prime  
          n = 3129         7751 digits             PRP    


   b = 301

          n = 5              13 digits  Jun 2026   Prime  
          n = 27             67 digits  Jun 2026   Prime  
          n = 87            216 digits  Jun 2026   Prime  
          n = 105           261 digits  Jun 2026   Prime  
          n = 213           528 digits  Jun 2026   Prime  


   b = 302

          n = 25             63 digits  Jun 2026   Prime  


   b = 303

          n = 17             43 digits  Jun 2026   Prime  
          n = 172           427 digits  Jun 2026   Prime  
          n = 1642         4075 digits             PRP    


   b = 304

          n = 5              13 digits  Jun 2026   Prime  
          n = 1336         3318 digits             Prime  
          n = 3550         8815 digits             PRP    


   b = 305

          n = 3               8 digits  Jun 2026   Prime  
          n = 11             28 digits  Jun 2026   Prime  
          n = 13             33 digits  Jun 2026   Prime  
          n = 17             43 digits  Jun 2026   Prime  
          n = 35             87 digits  Jun 2026   Prime  
          n = 101           251 digits  Jun 2026   Prime  
          n = 675          1677 digits             Prime  
          n = 1055         2621 digits             Prime  


   b = 306

          n = 17             43 digits  Jun 2026   Prime  
          n = 23             58 digits  Jun 2026   Prime  
          n = 735          1828 digits             Prime  


   b = 307

          n = 3               8 digits  Jun 2026   Prime  
          n = 6              15 digits  Jun 2026   Prime  
          n = 11             28 digits  Jun 2026   Prime  
          n = 54            135 digits  Jun 2026   Prime  
          n = 103           257 digits  Jun 2026   Prime  
          n = 329           819 digits             Prime  


   b = 308

          n = 9              23 digits  Jun 2026   Prime  
          n = 33             83 digits  Jun 2026   Prime  
          n = 613          1526 digits             Prime  
          n = 1893         4711 digits             PRP    


   b = 309

          n = 4              10 digits  Jun 2026   Prime  
          n = 19             48 digits  Jun 2026   Prime  
          n = 28             70 digits  Jun 2026   Prime  
          n = 120           299 digits  Jun 2026   Prime  
          n = 1860         4632 digits             PRP    


   b = 310

          n = 2               5 digits  Jun 2026   Prime  
          n = 17             43 digits  Jun 2026   Prime  
          n = 1339         3336 digits             Prime  


   b = 311

          n = 35             88 digits  Jun 2026   Prime  


   b = 312

          n = 3023         7540 digits             PRP    


   b = 313

          n = 4              10 digits  Jun 2026   Prime  
          n = 742          1852 digits             Prime  


   b = 314

          n = 7              18 digits  Jun 2026   Prime  
          n = 15             38 digits  Jun 2026   Prime  
          n = 39             98 digits  Jun 2026   Prime  
          n = 115           288 digits  Jun 2026   Prime  
          n = 611          1526 digits             Prime  


   b = 315

          n = 2               5 digits  Jun 2026   Prime  
          n = 16             40 digits  Jun 2026   Prime  
          n = 22             55 digits  Jun 2026   Prime  
          n = 2819         7043 digits             PRP    
          n = 3435         8582 digits             PRP    


   b = 316

          n = 3               8 digits  Jun 2026   Prime  
          n = 7              18 digits  Jun 2026   Prime  
          n = 11             28 digits  Jun 2026   Prime  
          n = 135           338 digits  Jun 2026   Prime  
          n = 171           428 digits  Jun 2026   Prime  
          n = 204           510 digits  Jun 2026   Prime  
          n = 553          1383 digits             Prime  
          n = 648          1620 digits             Prime  
          n = 863          2158 digits             Prime  
          n = 2914         7285 digits             PRP    


   b = 317

          n = 17             43 digits  Jun 2026   Prime  
          n = 23             58 digits  Jun 2026   Prime  
          n = 779          1949 digits             Prime  


   b = 318

          n = 4              11 digits  Jun 2026   Prime  
          n = 6              16 digits  Jun 2026   Prime  
          n = 13             33 digits  Jun 2026   Prime  
          n = 18             46 digits  Jun 2026   Prime  
          n = 289           724 digits  Jun 2026   Prime  
          n = 556          1392 digits             Prime  


   b = 319

          n = 77            193 digits  Jun 2026   Prime  
          n = 270           677 digits  Jun 2026   Prime  
          n = 455          1140 digits             Prime  
          n = 2124         5319 digits             PRP    
          n = 2386         5975 digits             PRP    
          n = 4264        10677 digits             PRP    


   b = 320

          n = 271           679 digits  Jun 2026   Prime  
          n = 329           825 digits             Prime  


   b = 321

          n = 3               8 digits  Jun 2026   Prime  
          n = 23             58 digits  Jun 2026   Prime  
          n = 66            166 digits  Jun 2026   Prime  
          n = 114           286 digits  Jun 2026   Prime  
          n = 271           680 digits  Jun 2026   Prime  


   b = 322

          n = 3               8 digits  Jun 2026   Prime  
          n = 6              16 digits  Jun 2026   Prime  
          n = 7              18 digits  Jun 2026   Prime  
          n = 25             63 digits  Jun 2026   Prime  
          n = 67            169 digits  Jun 2026   Prime  
          n = 1398         3506 digits             Prime  
          n = 2023         5074 digits             Prime  
          n = 2163         5425 digits             PRP    


   b = 323

          n = 5              13 digits  Jun 2026   Prime  
          n = 25             63 digits  Jun 2026   Prime  
          n = 397           997 digits             Prime  


   b = 324

          n = 7              18 digits  Jun 2026   Prime  
          n = 52            131 digits  Jun 2026   Prime  
          n = 94            236 digits  Jun 2026   Prime  
          n = 391           982 digits             Prime  
          n = 641          1610 digits             Prime  
          n = 4219        10592 digits             PRP    


   b = 325

          n = 145           365 digits  Jun 2026   Prime  
          n = 2011         5052 digits             PRP    
          n = 4525        11367 digits             PRP    


   b = 326

          n = 29             73 digits  Jun 2026   Prime  
          n = 33             83 digits  Jun 2026   Prime  
          n = 1653         4155 digits             PRP    


   b = 327

          n = 3               8 digits  Jun 2026   Prime  
          n = 6              16 digits  Jun 2026   Prime  
          n = 13             33 digits  Jun 2026   Prime  
          n = 715          1798 digits             Prime  


   b = 328

          n = 5              13 digits  Jun 2026   Prime  
          n = 100           252 digits  Jun 2026   Prime  
          n = 376           946 digits             Prime  


   b = 329

          n = 3               8 digits  Jun 2026   Prime  
          n = 17             43 digits  Jun 2026   Prime  
          n = 207           522 digits  Jun 2026   Prime  
          n = 415          1045 digits             Prime  


   b = 330

          n = 2               6 digits  Jun 2026   Prime  
          n = 5              13 digits  Jun 2026   Prime  
          n = 18             46 digits  Jun 2026   Prime  
          n = 213           537 digits  Jun 2026   Prime  


   b = 331

          n = 587          1480 digits             Prime  
          n = 1318         3322 digits             Prime  


   b = 332

          n = 9              23 digits  Jun 2026   Prime  
          n = 39             99 digits  Jun 2026   Prime  
          n = 57            144 digits  Jun 2026   Prime  
          n = 4407        11111 digits             PRP    


   b = 333

          n = 2               6 digits  Jun 2026   Prime  
          n = 9              23 digits  Jun 2026   Prime  
          n = 45            114 digits  Jun 2026   Prime  
          n = 52            132 digits  Jun 2026   Prime  
          n = 157           397 digits  Jun 2026   Prime  
          n = 2713         6844 digits             PRP    


   b = 334

          n = 108           273 digits  Jun 2026   Prime  
          n = 600          1515 digits             Prime  
          n = 775          1956 digits             Prime  
          n = 993          2507 digits             Prime  
          n = 4300        10853 digits             PRP    


   b = 335

          n = 139           351 digits  Jun 2026   Prime  
          n = 169           427 digits  Jun 2026   Prime  
          n = 189           478 digits  Jun 2026   Prime  


   b = 336

          n = 9              23 digits  Jun 2026   Prime  
          n = 19             49 digits  Jun 2026   Prime  
          n = 1120         2830 digits             Prime  
          n = 2927         7395 digits             PRP    


   b = 337

          n = 2               6 digits  Jun 2026   Prime  
          n = 6              16 digits  Jun 2026   Prime  
          n = 19             49 digits  Jun 2026   Prime  
          n = 23             59 digits  Jun 2026   Prime  
          n = 186           471 digits  Jun 2026   Prime  
          n = 239           605 digits  Jun 2026   Prime  
          n = 274           693 digits  Jun 2026   Prime  


   b = 339

          n = 5              13 digits  Jun 2026   Prime  
          n = 12             31 digits  Jun 2026   Prime  
          n = 24             61 digits  Jun 2026   Prime  
          n = 25             64 digits  Jun 2026   Prime  
          n = 100           254 digits  Jun 2026   Prime  
          n = 192           486 digits  Jun 2026   Prime  


   b = 340

          n = 3               8 digits  Jun 2026   Prime  
          n = 6              16 digits  Jun 2026   Prime  
          n = 7              18 digits  Jun 2026   Prime  
          n = 17             44 digits  Jun 2026   Prime  
          n = 27             69 digits  Jun 2026   Prime  
          n = 33             84 digits  Jun 2026   Prime  
          n = 42            107 digits  Jun 2026   Prime  
          n = 47            119 digits  Jun 2026   Prime  
          n = 63            160 digits  Jun 2026   Prime  
          n = 268           679 digits  Jun 2026   Prime  
          n = 1954         4947 digits  Aug 2023   PRP    Aurel Gibier
          n = 5325        13481 digits  Aug 2023   PRP    Aurel Gibier
          n = 8022        20308 digits  Aug 2023   PRP    Aurel Gibier
          n = 18028       45638 digits  Aug 2023   PRP    Aurel Gibier
          n = 21671       54860 digits  May 2023   PRP    Aurel Gibier


   b = 341

          n = 65            165 digits  Jun 2026   Prime  


   b = 342

          n = 10             26 digits  Jun 2026   Prime  
          n = 70            178 digits  Jun 2026   Prime  


   b = 343

          n = 2               6 digits  Jun 2026   Prime  
          n = 4              11 digits  Jun 2026   Prime  
          n = 18             46 digits  Jun 2026   Prime  


   b = 344

          n = 5              13 digits  Jun 2026   Prime  


   b = 345

          n = 2               6 digits  Jun 2026   Prime  
          n = 5              13 digits  Jun 2026   Prime  
          n = 10             26 digits  Jun 2026   Prime  
          n = 23             59 digits  Jun 2026   Prime  
          n = 185           470 digits  Jun 2026   Prime  


   b = 346

          n = 4              11 digits  Jun 2026   Prime  
          n = 255           648 digits  Jun 2026   Prime  
          n = 282           717 digits  Jun 2026   Prime  


   b = 347

          n = 3               8 digits  Jun 2026   Prime  


   b = 348

          n = 4              11 digits  Jun 2026   Prime  
          n = 10             26 digits  Jun 2026   Prime  
          n = 54            138 digits  Jun 2026   Prime  
          n = 66            168 digits  Jun 2026   Prime  
          n = 72            183 digits  Jun 2026   Prime  


   b = 349

          n = 2               6 digits  Jun 2026   Prime  
          n = 25             64 digits  Jun 2026   Prime  


   b = 351

          n = 3               8 digits  Jun 2026   Prime  
          n = 4              11 digits  Jun 2026   Prime  
          n = 27             69 digits  Jun 2026   Prime  
          n = 55            140 digits  Jun 2026   Prime  
          n = 75            191 digits  Jun 2026   Prime  
          n = 247           629 digits  Jun 2026   Prime  


   b = 352

          n = 2               6 digits  Jun 2026   Prime  


   b = 354

          n = 3               8 digits  Jun 2026   Prime  
          n = 6              16 digits  Jun 2026   Prime  
          n = 7              18 digits  Jun 2026   Prime  
          n = 109           278 digits  Jun 2026   Prime  


   b = 355

          n = 5              13 digits  Jun 2026   Prime  
          n = 43            110 digits  Jun 2026   Prime  


   b = 356

          n = 3               8 digits  Jun 2026   Prime  
          n = 5              13 digits  Jun 2026   Prime  
          n = 7              18 digits  Jun 2026   Prime  
          n = 53            136 digits  Jun 2026   Prime  


   b = 357

          n = 5              13 digits  Jun 2026   Prime  
          n = 7              18 digits  Jun 2026   Prime  
          n = 31             80 digits  Jun 2026   Prime  
          n = 150           383 digits  Jun 2026   Prime  


   b = 358

          n = 2               6 digits  Jun 2026   Prime  
          n = 24             62 digits  Jun 2026   Prime  
          n = 64            164 digits  Jun 2026   Prime  
          n = 149           381 digits  Jun 2026   Prime  


   b = 359

          n = 5              13 digits  Jun 2026   Prime  
          n = 19             49 digits  Jun 2026   Prime  


   b = 360

          n = 5              13 digits  Jun 2026   Prime  
          n = 10             26 digits  Jun 2026   Prime  
          n = 11             29 digits  Jun 2026   Prime  
          n = 16             41 digits  Jun 2026   Prime  
          n = 65            167 digits  Jun 2026   Prime  
          n = 172           440 digits  Jun 2026   Prime  


   b = 361

          n = 4              11 digits  Jun 2026   Prime  
          n = 16             41 digits  Jun 2026   Prime  
          n = 89            228 digits  Jun 2026   Prime  


   b = 362

          n = 3               8 digits  Jun 2026   Prime  
          n = 17             44 digits  Jun 2026   Prime  
          n = 23             59 digits  Jun 2026   Prime  
          n = 55            141 digits  Jun 2026   Prime  
          n = 169           433 digits  Jun 2026   Prime  


   b = 363

          n = 6              16 digits  Jun 2026   Prime  
          n = 65            167 digits  Jun 2026   Prime  
          n = 297           761 digits  Jun 2026   Prime  


   b = 364

          n = 3               8 digits  Jun 2026   Prime  
          n = 4              11 digits  Jun 2026   Prime  
          n = 5              13 digits  Jun 2026   Prime  
          n = 12             31 digits  Jun 2026   Prime  
          n = 17             44 digits  Jun 2026   Prime  
          n = 21             54 digits  Jun 2026   Prime  
          n = 27             70 digits  Jun 2026   Prime  
          n = 63            162 digits  Jun 2026   Prime  
          n = 207           531 digits  Jun 2026   Prime  
          n = 282           723 digits  Jun 2026   Prime  


   b = 365

          n = 7              18 digits  Jun 2026   Prime  
          n = 23             59 digits  Jun 2026   Prime  
          n = 29             75 digits  Jun 2026   Prime  


   b = 366

          n = 70            180 digits  Jun 2026   Prime  


   b = 367

          n = 15             39 digits  Jun 2026   Prime  
          n = 91            234 digits  Jun 2026   Prime  


   b = 368

          n = 65            167 digits  Jun 2026   Prime  


   b = 369

          n = 11             29 digits  Jun 2026   Prime  
          n = 12             31 digits  Jun 2026   Prime  
          n = 153           393 digits  Jun 2026   Prime  


   b = 370

          n = 2               6 digits  Jun 2026   Prime  
          n = 4              11 digits  Jun 2026   Prime  
          n = 6              16 digits  Jun 2026   Prime  
          n = 34             88 digits  Jun 2026   Prime  
          n = 102           262 digits  Jun 2026   Prime  


   b = 371

          n = 13             34 digits  Jun 2026   Prime  
          n = 21             54 digits  Jun 2026   Prime  


   b = 372

          n = 3               8 digits  Jun 2026   Prime  
          n = 5              13 digits  Jun 2026   Prime  
          n = 7              18 digits  Jun 2026   Prime  
          n = 49            126 digits  Jun 2026   Prime  
          n = 89            229 digits  Jun 2026   Prime  
          n = 313           805 digits  Jun 2026   Prime  


   b = 373

          n = 29             75 digits  Jun 2026   Prime  
          n = 34             88 digits  Jun 2026   Prime  
          n = 178           458 digits  Jun 2026   Prime  
          n = 238           613 digits  Jun 2026   Prime  


   b = 374

          n = 11             29 digits  Jun 2026   Prime  
          n = 33             85 digits  Jun 2026   Prime  
          n = 73            188 digits  Jun 2026   Prime  
          n = 353           909 digits  Jun 2026   Prime  


   b = 375

          n = 6              16 digits  Jun 2026   Prime  
          n = 7              19 digits  Jun 2026   Prime  
          n = 18             47 digits  Jun 2026   Prime  
          n = 240           618 digits  Jun 2026   Prime  
          n = 352           907 digits  Jun 2026   Prime  


   b = 376

          n = 3               8 digits  Jun 2026   Prime  
          n = 7              19 digits  Jun 2026   Prime  
          n = 41            106 digits  Jun 2026   Prime  
          n = 47            122 digits  Jun 2026   Prime  
          n = 61            158 digits  Jun 2026   Prime  
          n = 375           966 digits  Jun 2026   Prime  


   b = 377

          n = 9              24 digits  Jun 2026   Prime  
          n = 11             29 digits  Jun 2026   Prime  
          n = 17             44 digits  Jun 2026   Prime  
          n = 41            106 digits  Jun 2026   Prime  


   b = 378

          n = 6              16 digits  Jun 2026   Prime  
          n = 61            158 digits  Jun 2026   Prime  
          n = 162           418 digits  Jun 2026   Prime  
          n = 280           722 digits  Jun 2026   Prime  


   b = 379

          n = 2               6 digits  Jun 2026   Prime  
          n = 4              11 digits  Jun 2026   Prime  
          n = 5              13 digits  Jun 2026   Prime  
          n = 7              19 digits  Jun 2026   Prime  
          n = 47            122 digits  Jun 2026   Prime  
          n = 99            256 digits  Jun 2026   Prime  
          n = 261           674 digits  Jun 2026   Prime  
          n = 966          2491 digits             Prime  


   b = 380

          n = 361           932 digits  Jun 2026   Prime  


   b = 381

          n = 24             62 digits  Jun 2026   Prime  


   b = 382

          n = 2               6 digits  Jun 2026   Prime  
          n = 17             44 digits  Jun 2026   Prime  
          n = 21             55 digits  Jun 2026   Prime  


   b = 384

          n = 2               6 digits  Jun 2026   Prime  
          n = 9              24 digits  Jun 2026   Prime  
          n = 66            171 digits  Jun 2026   Prime  
          n = 171           442 digits  Jun 2026   Prime  
          n = 269           696 digits  Jun 2026   Prime  


   b = 385

          n = 16             42 digits  Jun 2026   Prime  
          n = 115           298 digits  Jun 2026   Prime  


   b = 386

          n = 177           458 digits  Jun 2026   Prime  


   b = 387

          n = 5              13 digits  Jun 2026   Prime  
          n = 11             29 digits  Jun 2026   Prime  
          n = 35             91 digits  Jun 2026   Prime  
          n = 43            112 digits  Jun 2026   Prime  


   b = 388

          n = 6              16 digits  Jun 2026   Prime  
          n = 9              24 digits  Jun 2026   Prime  


   b = 389

          n = 7              19 digits  Jun 2026   Prime  
          n = 185           480 digits  Jun 2026   Prime  


   b = 390

          n = 49            127 digits  Jun 2026   Prime  


   b = 391

          n = 3               8 digits  Jun 2026   Prime  
          n = 28             73 digits  Jun 2026   Prime  
          n = 259           672 digits  Jun 2026   Prime  


   b = 392

          n = 3               8 digits  Jun 2026   Prime  
          n = 13             34 digits  Jun 2026   Prime  
          n = 21             55 digits  Jun 2026   Prime  


   b = 393

          n = 2               6 digits  Jun 2026   Prime  
          n = 4              11 digits  Jun 2026   Prime  
          n = 42            109 digits  Jun 2026   Prime  


   b = 394

          n = 5              13 digits  Jun 2026   Prime  
          n = 34             89 digits  Jun 2026   Prime  
          n = 43            112 digits  Jun 2026   Prime  
          n = 257           668 digits  Jun 2026   Prime  
          n = 341           886 digits  Jun 2026   Prime  


   b = 395

          n = 5              13 digits  Jun 2026   Prime  
          n = 43            112 digits  Jun 2026   Prime  
          n = 249           647 digits  Jun 2026   Prime  


   b = 396

          n = 2               6 digits  Jun 2026   Prime  
          n = 11             29 digits  Jun 2026   Prime  
          n = 27             71 digits  Jun 2026   Prime  
          n = 193           502 digits  Jun 2026   Prime  


   b = 397

          n = 29             76 digits  Jun 2026   Prime  


   b = 398

          n = 5              13 digits  Jun 2026   Prime  


   b = 399

          n = 2               6 digits  Jun 2026   Prime  
          n = 4              11 digits  Jun 2026   Prime  
          n = 11             29 digits  Jun 2026   Prime  
          n = 28             73 digits  Jun 2026   Prime  
          n = 36             94 digits  Jun 2026   Prime  
          n = 72            188 digits  Jun 2026   Prime  
          n = 269           700 digits  Jun 2026   Prime  
          n = 311           809 digits  Jun 2026   Prime  


   b = 400

          n = 275           716 digits  Jun 2026   Prime  
          n = 345           898 digits  Jun 2026   Prime  


   b = 401

          n = 5              14 digits  Jun 2026   Prime  


   b = 402

          n = 22             58 digits  Jun 2026   Prime  
          n = 42            110 digits  Jun 2026   Prime  


   b = 403

          n = 2               6 digits  Jun 2026   Prime  
          n = 5              14 digits  Jun 2026   Prime  
          n = 6              16 digits  Jun 2026   Prime  
          n = 21             55 digits  Jun 2026   Prime  


   b = 405

          n = 2               6 digits  Jun 2026   Prime  
          n = 3               8 digits  Jun 2026   Prime  
          n = 31             81 digits  Jun 2026   Prime  
          n = 34             89 digits  Jun 2026   Prime  
          n = 107           279 digits  Jun 2026   Prime  
          n = 193           504 digits  Jun 2026   Prime  


   b = 406

          n = 2               6 digits  Jun 2026   Prime  
          n = 3               8 digits  Jun 2026   Prime  
          n = 6              16 digits  Jun 2026   Prime  
          n = 10             27 digits  Jun 2026   Prime  
          n = 12             32 digits  Jun 2026   Prime  
          n = 57            149 digits  Jun 2026   Prime  
          n = 88            230 digits  Jun 2026   Prime  


   b = 407

          n = 5              14 digits  Jun 2026   Prime  
          n = 7              19 digits  Jun 2026   Prime  


   b = 408

          n = 73            191 digits  Jun 2026   Prime  


   b = 409

          n = 23             61 digits  Jun 2026   Prime  
          n = 29             76 digits  Jun 2026   Prime  
          n = 79            207 digits  Jun 2026   Prime  
          n = 328           857 digits  Jun 2026   Prime  
          n = 349           912 digits  Jun 2026   Prime  


   b = 410

          n = 25             66 digits  Jun 2026   Prime  
          n = 97            254 digits  Jun 2026   Prime  
          n = 141           369 digits  Jun 2026   Prime  
          n = 309           808 digits  Jun 2026   Prime  


   b = 411

          n = 15             40 digits  Jun 2026   Prime  
          n = 75            197 digits  Jun 2026   Prime  


   b = 412

          n = 54            142 digits  Jun 2026   Prime  
          n = 59            155 digits  Jun 2026   Prime  
          n = 347           908 digits  Jun 2026   Prime  


   b = 413

          n = 121           317 digits  Jun 2026   Prime  
          n = 261           683 digits  Jun 2026   Prime  


   b = 414

          n = 3               8 digits  Jun 2026   Prime  
          n = 5              14 digits  Jun 2026   Prime  
          n = 12             32 digits  Jun 2026   Prime  
          n = 23             61 digits  Jun 2026   Prime  


   b = 415

          n = 2               6 digits  Jun 2026   Prime  
          n = 11             29 digits  Jun 2026   Prime  
          n = 112           294 digits  Jun 2026   Prime  


   b = 416

          n = 19             50 digits  Jun 2026   Prime  
          n = 307           805 digits  Jun 2026   Prime  


   b = 417

          n = 2               6 digits  Jun 2026   Prime  
          n = 191           501 digits  Jun 2026   Prime  
          n = 311           815 digits  Jun 2026   Prime  


   b = 418

          n = 64            168 digits  Jun 2026   Prime  


   b = 419

          n = 3               8 digits  Jun 2026   Prime  
          n = 11             29 digits  Jun 2026   Prime  
          n = 19             50 digits  Jun 2026   Prime  
          n = 175           459 digits  Jun 2026   Prime  
          n = 177           465 digits  Jun 2026   Prime  
          n = 267           701 digits  Jun 2026   Prime  


   b = 420

          n = 4              11 digits  Jun 2026   Prime  
          n = 6              16 digits  Jun 2026   Prime  
          n = 73            192 digits  Jun 2026   Prime  
          n = 119           313 digits  Jun 2026   Prime  
          n = 136           357 digits  Jun 2026   Prime  


   b = 421

          n = 59            155 digits  Jun 2026   Prime  
          n = 100           263 digits  Jun 2026   Prime  
          n = 319           838 digits  Jun 2026   Prime  
          n = 453          1189 digits             Prime  
          n = 472          1239 digits             Prime  


   b = 422

          n = 5              14 digits  Jun 2026   Prime  
          n = 13             35 digits  Jun 2026   Prime  
          n = 85            224 digits  Jun 2026   Prime  


   b = 423

          n = 174           457 digits  Jun 2026   Prime  
          n = 220           578 digits  Jun 2026   Prime  


   b = 424

          n = 9              24 digits  Jun 2026   Prime  
          n = 55            145 digits  Jun 2026   Prime  
          n = 58            153 digits  Jun 2026   Prime  
          n = 78            205 digits  Jun 2026   Prime  


   b = 425

          n = 9              24 digits  Jun 2026   Prime  
          n = 13             35 digits  Jun 2026   Prime  
          n = 25             66 digits  Jun 2026   Prime  


   b = 426

          n = 6              16 digits  Jun 2026   Prime  
          n = 71            187 digits  Jun 2026   Prime  
          n = 256           674 digits  Jun 2026   Prime  


   b = 427

          n = 2               6 digits  Jun 2026   Prime  
          n = 6              16 digits  Jun 2026   Prime  


   b = 428

          n = 205           540 digits  Jun 2026   Prime  


   b = 429

          n = 4              11 digits  Jun 2026   Prime  
          n = 25             66 digits  Jun 2026   Prime  
          n = 28             74 digits  Jun 2026   Prime  
          n = 40            106 digits  Jun 2026   Prime  


   b = 430

          n = 21             56 digits  Jun 2026   Prime  
          n = 23             61 digits  Jun 2026   Prime  
          n = 35             93 digits  Jun 2026   Prime  
          n = 45            119 digits  Jun 2026   Prime  
          n = 67            177 digits  Jun 2026   Prime  


   b = 431

          n = 485          1278 digits             Prime  


   b = 432

          n = 5              14 digits  Jun 2026   Prime  
          n = 57            151 digits  Jun 2026   Prime  
          n = 107           282 digits  Jun 2026   Prime  
          n = 150           396 digits  Jun 2026   Prime  


   b = 433

          n = 13             35 digits  Jun 2026   Prime  


   b = 434

          n = 11             30 digits  Jun 2026   Prime  
          n = 19             51 digits  Jun 2026   Prime  
          n = 27             72 digits  Jun 2026   Prime  
          n = 105           277 digits  Jun 2026   Prime  
          n = 191           504 digits  Jun 2026   Prime  


   b = 435

          n = 2               6 digits  Jun 2026   Prime  
          n = 3               8 digits  Jun 2026   Prime  
          n = 100           264 digits  Jun 2026   Prime  
          n = 162           428 digits  Jun 2026   Prime  
          n = 228           602 digits  Jun 2026   Prime  
          n = 282           745 digits  Jun 2026   Prime  


   b = 436

          n = 2               6 digits  Jun 2026   Prime  
          n = 4              11 digits  Jun 2026   Prime  
          n = 11             30 digits  Jun 2026   Prime  
          n = 46            122 digits  Jun 2026   Prime  
          n = 173           457 digits  Jun 2026   Prime  
          n = 202           534 digits  Jun 2026   Prime  


   b = 437

          n = 13             35 digits  Jun 2026   Prime  


   b = 439

          n = 167           442 digits  Jun 2026   Prime  
          n = 190           503 digits  Jun 2026   Prime  
          n = 829          2191 digits             Prime  


   b = 440

          n = 111           294 digits  Jun 2026   Prime  
          n = 195           516 digits  Jun 2026   Prime  


   b = 441

          n = 3               8 digits  Jun 2026   Prime  
          n = 24             64 digits  Jun 2026   Prime  
          n = 85            225 digits  Jun 2026   Prime  


   b = 442

          n = 3               8 digits  Jun 2026   Prime  
          n = 21             56 digits  Jun 2026   Prime  
          n = 23             61 digits  Jun 2026   Prime  
          n = 31             83 digits  Jun 2026   Prime  


   b = 443

          n = 809          2141 digits             Prime  


   b = 444

          n = 6              16 digits  Jun 2026   Prime  
          n = 17             46 digits  Jun 2026   Prime  
          n = 53            141 digits  Jun 2026   Prime  
          n = 83            220 digits  Jun 2026   Prime  
          n = 251           665 digits  Jun 2026   Prime  


   b = 445

          n = 12             32 digits  Jun 2026   Prime  
          n = 111           294 digits  Jun 2026   Prime  


   b = 446

          n = 3               8 digits  Jun 2026   Prime  
          n = 7              19 digits  Jun 2026   Prime  
          n = 45            120 digits  Jun 2026   Prime  


   b = 447

          n = 34             91 digits  Jun 2026   Prime  


   b = 448

          n = 2               6 digits  Jun 2026   Prime  
          n = 5              14 digits  Jun 2026   Prime  
          n = 6              16 digits  Jun 2026   Prime  


   b = 449

          n = 3               8 digits  Jun 2026   Prime  
          n = 181           481 digits  Jun 2026   Prime  
          n = 345           916 digits  Jun 2026   Prime  
          n = 913          2422 digits             Prime  


   b = 450

          n = 46            123 digits  Jun 2026   Prime  
          n = 214           568 digits  Jun 2026   Prime  


   b = 451

          n = 4              11 digits  Jun 2026   Prime  
          n = 66            176 digits  Jun 2026   Prime  
          n = 111           295 digits  Jun 2026   Prime  
          n = 268           712 digits  Jun 2026   Prime  


   b = 452

          n = 5              14 digits  Jun 2026   Prime  
          n = 7              19 digits  Jun 2026   Prime  
          n = 49            131 digits  Jun 2026   Prime  
          n = 121           322 digits  Jun 2026   Prime  


   b = 454

          n = 2               6 digits  Jun 2026   Prime  
          n = 5              14 digits  Jun 2026   Prime  
          n = 11             30 digits  Jun 2026   Prime  
          n = 132           351 digits  Jun 2026   Prime  
          n = 205           545 digits  Jun 2026   Prime  
          n = 251           667 digits  Jun 2026   Prime  
          n = 255           678 digits  Jun 2026   Prime  
          n = 279           742 digits  Jun 2026   Prime  
          n = 352           936 digits  Jun 2026   Prime  


   b = 455

          n = 3               8 digits  Jun 2026   Prime  
          n = 17             46 digits  Jun 2026   Prime  


   b = 456

          n = 2               6 digits  Jun 2026   Prime  
          n = 10             27 digits  Jun 2026   Prime  
          n = 41            110 digits  Jun 2026   Prime  
          n = 75            200 digits  Jun 2026   Prime  
          n = 107           285 digits  Jun 2026   Prime  
          n = 245           652 digits  Jun 2026   Prime  


   b = 457

          n = 2               6 digits  Jun 2026   Prime  
          n = 5              14 digits  Jun 2026   Prime  
          n = 10             27 digits  Jun 2026   Prime  
          n = 13             35 digits  Jun 2026   Prime  
          n = 481          1280 digits             Prime  


   b = 458

          n = 5              14 digits  Jun 2026   Prime  
          n = 149           397 digits  Jun 2026   Prime  


   b = 459

          n = 5              14 digits  Jun 2026   Prime  
          n = 10             27 digits  Jun 2026   Prime  


   b = 460

          n = 7              19 digits  Jun 2026   Prime  
          n = 173           461 digits  Jun 2026   Prime  


   b = 461

          n = 5              14 digits  Jun 2026   Prime  
          n = 11             30 digits  Jun 2026   Prime  
          n = 183           488 digits  Jun 2026   Prime  
          n = 263           701 digits  Jun 2026   Prime  
          n = 939          2502 digits             Prime  


   b = 462

          n = 6              16 digits  Jun 2026   Prime  
          n = 15             40 digits  Jun 2026   Prime  
          n = 54            144 digits  Jun 2026   Prime  


   b = 463

          n = 22             59 digits  Jun 2026   Prime  
          n = 72            192 digits  Jun 2026   Prime  
          n = 96            256 digits  Jun 2026   Prime  
          n = 97            259 digits  Jun 2026   Prime  
          n = 157           419 digits  Jun 2026   Prime  


   b = 465

          n = 3               9 digits  Jun 2026   Prime  
          n = 7              19 digits  Jun 2026   Prime  


   b = 466

          n = 3               9 digits  Jun 2026   Prime  
          n = 6              17 digits  Jun 2026   Prime  
          n = 12             33 digits  Jun 2026   Prime  
          n = 23             62 digits  Jun 2026   Prime  
          n = 33             89 digits  Jun 2026   Prime  
          n = 72            193 digits  Jun 2026   Prime  


   b = 467

          n = 7              19 digits  Jun 2026   Prime  
          n = 257           687 digits  Jun 2026   Prime  


   b = 468

          n = 18             49 digits  Jun 2026   Prime  


   b = 469

          n = 13             35 digits  Jun 2026   Prime  
          n = 100           268 digits  Jun 2026   Prime  
          n = 139           372 digits  Jun 2026   Prime  


   b = 470

          n = 3               9 digits  Jun 2026   Prime  
          n = 7              19 digits  Jun 2026   Prime  


   b = 472

          n = 3               9 digits  Jun 2026   Prime  
          n = 5              14 digits  Jun 2026   Prime  
          n = 6              17 digits  Jun 2026   Prime  
          n = 139           372 digits  Jun 2026   Prime  
          n = 186           498 digits  Jun 2026   Prime  
          n = 226           605 digits  Jun 2026   Prime  


   b = 473

          n = 5              14 digits  Jun 2026   Prime  
          n = 117           313 digits  Jun 2026   Prime  


   b = 474

          n = 48            129 digits  Jun 2026   Prime  
          n = 178           477 digits  Jun 2026   Prime  
          n = 191           512 digits  Jun 2026   Prime  


   b = 476

          n = 75            201 digits  Jun 2026   Prime  
          n = 239           640 digits  Jun 2026   Prime  
          n = 295           790 digits  Jun 2026   Prime  


   b = 477

          n = 2               6 digits  Jun 2026   Prime  
          n = 3               9 digits  Jun 2026   Prime  
          n = 267           716 digits  Jun 2026   Prime  


   b = 478

          n = 5              14 digits  Jun 2026   Prime  


   b = 479

          n = 3               9 digits  Jun 2026   Prime  
          n = 7              19 digits  Jun 2026   Prime  
          n = 17             46 digits  Jun 2026   Prime  
          n = 587          1574 digits             Prime  


   b = 480

          n = 5              14 digits  Jun 2026   Prime  
          n = 11             30 digits  Jun 2026   Prime  
          n = 19             51 digits  Jun 2026   Prime  
          n = 126           338 digits  Jun 2026   Prime  


   b = 481

          n = 4              11 digits  Jun 2026   Prime  
          n = 6              17 digits  Jun 2026   Prime  
          n = 13             35 digits  Jun 2026   Prime  
          n = 17             46 digits  Jun 2026   Prime  
          n = 35             94 digits  Jun 2026   Prime  
          n = 106           285 digits  Jun 2026   Prime  
          n = 191           513 digits  Jun 2026   Prime  


   b = 482

          n = 3               9 digits  Jun 2026   Prime  
          n = 5              14 digits  Jun 2026   Prime  
          n = 15             41 digits  Jun 2026   Prime  
          n = 57            153 digits  Jun 2026   Prime  


   b = 483

          n = 4              11 digits  Jun 2026   Prime  
          n = 273           733 digits  Jun 2026   Prime  
          n = 280           752 digits  Jun 2026   Prime  


   b = 484

          n = 6              17 digits  Jun 2026   Prime  
          n = 12             33 digits  Jun 2026   Prime  
          n = 19             52 digits  Jun 2026   Prime  
          n = 69            186 digits  Jun 2026   Prime  


   b = 485

          n = 25             68 digits  Jun 2026   Prime  
          n = 43            116 digits  Jun 2026   Prime  


   b = 486

          n = 3               9 digits  Jun 2026   Prime  
          n = 85            229 digits  Jun 2026   Prime  
          n = 133           358 digits  Jun 2026   Prime  


   b = 487

          n = 13             35 digits  Jun 2026   Prime  
          n = 111           299 digits  Jun 2026   Prime  


   b = 488

          n = 5              14 digits  Jun 2026   Prime  
          n = 17             46 digits  Jun 2026   Prime  


   b = 489

          n = 5              14 digits  Jun 2026   Prime  
          n = 307           826 digits  Jun 2026   Prime  


   b = 490

          n = 2               6 digits  Jun 2026   Prime  
          n = 3               9 digits  Jun 2026   Prime  
          n = 138           372 digits  Jun 2026   Prime  


   b = 491

          n = 3               9 digits  Jun 2026   Prime  
          n = 29             79 digits  Jun 2026   Prime  
          n = 59            159 digits  Jun 2026   Prime  


   b = 492

          n = 23             62 digits  Jun 2026   Prime  


   b = 493

          n = 6              17 digits  Jun 2026   Prime  
          n = 25             68 digits  Jun 2026   Prime  


   b = 494

          n = 3               9 digits  Jun 2026   Prime  
          n = 5              14 digits  Jun 2026   Prime  
          n = 27             73 digits  Jun 2026   Prime  
          n = 333           898 digits  Jun 2026   Prime  


   b = 495

          n = 6              17 digits  Jun 2026   Prime  
          n = 19             52 digits  Jun 2026   Prime  
          n = 42            114 digits  Jun 2026   Prime  
          n = 57            154 digits  Jun 2026   Prime  
          n = 94            254 digits  Jun 2026   Prime  


   b = 496

          n = 2               6 digits  Jun 2026   Prime  
          n = 5              14 digits  Jun 2026   Prime  
          n = 21             57 digits  Jun 2026   Prime  
          n = 191           515 digits  Jun 2026   Prime  


   b = 497

          n = 3               9 digits  Jun 2026   Prime  
          n = 11             30 digits  Jun 2026   Prime  


   b = 498

          n = 4              11 digits  Jun 2026   Prime  


   b = 499

          n = 5              14 digits  Jun 2026   Prime  


   b = 541

          n = 841          2299 digits             Prime  


   b = 569

          n = 673          1855 digits             Prime  


   b = 571

          n = 393          1084 digits             Prime  


   b = 577

          n = 481          1329 digits             Prime  


   b = 593

          n = 537          1490 digits             Prime  


   b = 613

          n = 457          1274 digits             Prime  


   b = 619

          n = 604          1687 digits             Prime  
          n = 886          2474 digits             Prime  


   b = 643

          n = 430          1208 digits             Prime  


   b = 661

          n = 923          2604 digits             Prime  


   b = 673

          n = 369          1044 digits             Prime  


   b = 683

          n = 569          1613 digits             Prime  


   b = 691

          n = 361          1026 digits             Prime  


   b = 719

          n = 677          1935 digits             Prime  


   b = 743

          n = 813          2335 digits             Prime  


   b = 761

          n = 425          1225 digits             Prime  


   b = 769

          n = 607          1752 digits             Prime  


   b = 787

          n = 645          1868 digits             Prime  


   b = 811

          n = 426          1240 digits             Prime  
          n = 537          1563 digits             Prime  
          n = 778          2264 digits             Prime  


   b = 829

          n = 477          1393 digits             Prime  
          n = 637          1860 digits             Prime  


   b = 853

          n = 892          2615 digits             Prime  


   b = 883

          n = 492          1450 digits             Prime  


   b = 937

          n = 346          1029 digits             Prime  
          n = 627          1864 digits             Prime  


   b = 941

          n = 593          1764 digits             Prime  


   b = 947

          n = 817          2432 digits             Prime  


   b = 967

          n = 358          1069 digits             Prime  


   b = 977

          n = 421          1259 digits             Prime  


   b = 997

          n = 529          1587 digits             Prime