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Small Mersenne Prime Factors
Prime numbers of the form Mp= 2p − 1 are called Mersenne primes. For Mp to be prime, p must also be prime.
Any factor q of a Mersenne number 2p − 1 must be of the form 2kp + 1, where integer k ≥ 0. Furthermore, q must be 1 or 7 mod 8.
Exponent Prime Factor Digits Year
304917712439341699 ~1991
304919337318063939 ~1992
304922692439381539 ~1991
30492323609846478 ~1989
30492443609848878 ~1989
30493283609865678 ~1989
30493343609866878 ~1989
30493511609870238 ~1989
30493583609871678 ~1989
304936011829616079 ~1991
30493691609873838 ~1989
304940411829642479 ~1991
30494459609889198 ~1989
30494531609890638 ~1989
30494759609895198 ~1989
30494759128077987910
304948971829693839 ~1991
304951672439613379 ~1991
30495851609917038 ~1989
30496439609928798 ~1989
30497267292773763310 ~1994
30497723609954478 ~1989
304979937319518339 ~1992
30498179609963598 ~1989
30498371609967438 ~1989
Exponent Prime Factor Digits Year
30498623609972478 ~1989
304987011829922079 ~1991
30498827274489443110 ~1993
30499019609980398 ~1989
304995892439967139 ~1991
30499811609996238 ~1989
305008571830051439 ~1991
30501539610030798 ~1989
30501959610039198 ~1989
30501983610039678 ~1989
30502019610040398 ~1989
30502331610046638 ~1989
305029731830178399 ~1991
30503279610065598 ~1989
30503471610069438 ~1989
30503639610072798 ~1989
30503663610073278 ~1989
30504251610085038 ~1989
30504431610088638 ~1989
30504599610091998 ~1989
30504959610099198 ~1989
305050811830304879 ~1991
305054833050548319 ~1991
30505547146426625710 ~1993
305060713050607119 ~1991
Exponent Prime Factor Digits Year
30506519610130398 ~1989
30506699610133998 ~1989
305068135167854122311 ~1997
305071737321721539 ~1992
30507419610148398 ~1989
30507791610155838 ~1989
30508403610168078 ~1989
305086571830519439 ~1991
30508823610176478 ~1989
30509351610187038 ~1989
30509579610191598 ~1989
305098372440786979 ~1991
30510803610216078 ~1989
305115892440927139 ~1991
30512039610240798 ~1989
30512063610241278 ~1989
305121139153633919 ~1992
30512171610243438 ~1989
30513179610263598 ~1989
30513803610276078 ~1989
30513839610276798 ~1989
30513911610278238 ~1989
305139837933635599 ~1992
30514331610286638 ~1989
30514499610289998 ~1989
Exponent Prime Factor Digits Year
30515063610301278 ~1989
30515099610301998 ~1989
305160673051606719 ~1991
30516659610333198 ~1989
30516851610337038 ~1989
305171811831030879 ~1991
30517451610349038 ~1989
305175793051757919 ~1991
305177771831066639 ~1991
30519299610385998 ~1989
305193731831162399 ~1991
30519383610387678 ~1989
30519623610392478 ~1989
30520019610400398 ~1989
305204931831229599 ~1991
305209371831256239 ~1991
30521279610425598 ~1989
30521303610426078 ~1989
305220472441763779 ~1991
30522059610441198 ~1989
305228092441824739 ~1991
305228234883651699 ~1992
30522923610458478 ~1989
305229371831376239 ~1991
30523439610468798 ~1989
1742
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25-05-04