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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
623413191246826399 ~1992
623424111246848239 ~1992
623426991246853999 ~1992
623431911246863839 ~1992
623438991246877999 ~1992
623487111246974239 ~1992
623522631247045279 ~1992
623524194988193539 ~1993
623524431247048879 ~1992
623540031247080079 ~1992
623548191247096399 ~1992
623579031247158079 ~1992
623585874988686979 ~1993
623590791247181599 ~1992
623596791247193599 ~1992
62359777149663464910 ~1995
623603511247207039 ~1992
623605911247211839 ~1992
623624716236247119 ~1994
623640973741845839 ~1993
623647191247294399 ~1992
623648031247296079 ~1992
623692911247385839 ~1992
623715591247431199 ~1992
623717631247435279 ~1992
Exponent Prime Factor Digits Year
623744391247488799 ~1992
623766831247533679 ~1992
623767191247534399 ~1992
623776431247552879 ~1992
623784831247569679 ~1992
62378699149708877710 ~1995
623796831247593679 ~1992
623803431247606879 ~1992
623811711247623439 ~1992
623838231247676479 ~1992
623891991247783999 ~1992
623895894991167139 ~1993
623900391247800799 ~1992
623900933743405599 ~1993
623904831247809679 ~1992
623915991247831999 ~1992
623921333743527999 ~1993
623928613743571679 ~1993
623942631247885279 ~1992
623956374991650979 ~1993
623956431247912879 ~1992
623966991247933999 ~1992
623976173743857039 ~1993
623977933743867599 ~1993
623993773743962639 ~1993
Exponent Prime Factor Digits Year
623993991247987999 ~1992
623994231247988479 ~1992
62400059112320106310 ~1994
624007911248015839 ~1992
624008094992064739 ~1993
624029991248059999 ~1992
624036676240366719 ~1994
624037791248075599 ~1992
624047031248094079 ~1992
624047631248095279 ~1992
624051591248103199 ~1992
624085373744512239 ~1993
624108111248216239 ~1992
624115219985843379 ~1994
624121494992971939 ~1993
624125031248250079 ~1992
624143991248287999 ~1992
624147111248294239 ~1992
624150111248300239 ~1992
624151791248303599 ~1992
624160191248320399 ~1992
624166333744997999 ~1993
624177111248354239 ~1992
624203333745219999 ~1993
624208431248416879 ~1992
Exponent Prime Factor Digits Year
624216773745300639 ~1993
624218991248437999 ~1992
624291231248582479 ~1992
624305031248610079 ~1992
624313014994504099 ~1993
624353716243537119 ~1994
624362391248724799 ~1992
624370519989928179 ~1994
624386991248773999 ~1992
624388516243885119 ~1994
624401391248802799 ~1992
624420133746520799 ~1993
624422391248844799 ~1992
624424911248849839 ~1992
624430191248860399 ~1992
624441711248883439 ~1992
624443813746662879 ~1993
624471231248942479 ~1992
624514516245145119 ~1994
624520791249041599 ~1992
62458027112424448710 ~1994
624583813747502879 ~1993
624636013747816079 ~1993
624642111249284239 ~1992
624649813747898879 ~1993
2156
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25-04-13