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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
37442351748847038 ~1990
374423713744237119 ~1992
374426272995410179 ~1992
374430732246584399 ~1991
37443383748867678 ~1990
37444961269603719310 ~1994
37447561112342683110 ~1993
37448003748960078 ~1990
37448891748977838 ~1990
37451431247179444710 ~1994
37451483749029678 ~1990
374529532247177199 ~1991
374532313745323119 ~1992
374535618239783439 ~1993
374536319737944079 ~1993
37453739749074798 ~1990
37453919749078398 ~1990
374543692996349539 ~1992
37454951749099038 ~1990
374550075992801139 ~1992
37455503749110078 ~1990
37455923749118478 ~1990
37456271749125438 ~1990
374572932247437599 ~1991
37457663749153278 ~1990
Exponent Prime Factor Digits Year
374576692996613539 ~1992
374578098240717999 ~1993
37457963749159278 ~1990
37458119749162398 ~1990
37458683359603356910 ~1994
374588512996708099 ~1992
37459043749180878 ~1990
374598972247593839 ~1991
37460051749201038 ~1990
374611698241457199 ~1993
37461239749224798 ~1990
37462343749246878 ~1990
374629612247777679 ~1991
37463759749275198 ~1990
374650972247905839 ~1991
374654572997236579 ~1992
37465523749310478 ~1990
37465523457079380710
37466339749326798 ~1990
37466843749336878 ~1990
37466939749338798 ~1990
37467191749343838 ~1990
37467509112402527110 ~1993
37468643749372878 ~1990
37469903749398078 ~1990
Exponent Prime Factor Digits Year
374707312997658499 ~1992
37472663749453278 ~1990
37473239749464798 ~1990
37475891749517838 ~1990
37476203749524078 ~1990
37477343749546878 ~1990
37479059749581198 ~1990
374791033747910319 ~1992
37479119749582398 ~1990
374797732248786399 ~1991
37479791749595838 ~1990
374802292998418339 ~1992
374853412998827299 ~1992
37485839749716798 ~1990
374859076747463279 ~1992
37486931749738638 ~1990
37487003749740078 ~1990
374883012249298079 ~1991
374884612999076899 ~1992
374896516748137199 ~1992
37490171749803438 ~1990
37490963749819278 ~1990
37491203749824078 ~1990
37491599749831998 ~1990
37492319749846398 ~1990
Exponent Prime Factor Digits Year
374923192999385539
374925196748653439 ~1992
374927512999420099 ~1992
37492859749857198 ~1990
37494563749891278 ~1990
374950393749503919 ~1992
37495091749901838 ~1990
374966872999734979 ~1992
37496843749936878 ~1990
374968975249565599 ~1992
37497059749941198 ~1990
374971516749487199 ~1992
37497683749953678 ~1990
37497953119993449710 ~1993
374988172249929039 ~1991
37499183749983678 ~1990
374994592999956739 ~1992
37499723659995124910 ~1995
37500779750015598 ~1990
375009893000079139 ~1992
37501283750025678 ~1990
375013012250078079 ~1991
37502291750045838 ~1990
37502999750059998 ~1990
375043216000691379 ~1992
1900
GIMPS The Prime Pages FactorDb.com
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25-06-08