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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
11969201718152078 ~1987
11969423239388478 ~1986
11969471114906921710 ~1990
11969597718175838 ~1987
119695971675743599
11969621718177278 ~1987
11969879239397598 ~1986
119699635027384479 ~1990
119700314788012419 ~1989
119700671915210739 ~1988
11970713718242798 ~1987
11970719239414398 ~1986
11971079239421598 ~1986
11971217718273038 ~1987
11971397957711778 ~1988
11971439239428798 ~1986
11971499239429998 ~1986
119717178380201919 ~1990
11971901718314078 ~1987
11972183239443678 ~1986
11972333718339998 ~1987
119729711197297119 ~1988
11973359239467198 ~1986
11973779239475598 ~1986
11973791957903298 ~1988
Exponent Prime Factor Digits Year
119738831197388319 ~1988
11973959239479198 ~1986
11974121718447278 ~1987
119745312155415599 ~1989
11974637718478238 ~1987
11974657323315739110 ~1991
11974751239495038 ~1986
11974799239495998 ~1986
11975363239507278 ~1986
11975399239507998 ~1986
11975591239511838 ~1986
11975699239513998 ~1986
119759933832317779 ~1989
11976131239522638 ~1986
11976253718575198 ~1987
11976539239530798 ~1986
11976683239533678 ~1986
11976851239537038 ~1986
119769473114006239 ~1989
11977157718629438 ~1987
11977631239552638 ~1986
11978237718694238 ~1987
11978459958276738 ~1988
11978579239571598 ~1986
119785795031003199
Exponent Prime Factor Digits Year
11978581718714878 ~1987
119786111197861119 ~1988
11978867958309378 ~1988
11978893718733598 ~1987
11979497958359778 ~1988
11979659239593198 ~1986
11979911239598238 ~1986
11979983239599678 ~1986
11980781958462498 ~1988
119808773594263119 ~1989
11980901958472098 ~1988
119811176469803199 ~1990
11981197718871838 ~1987
119813172875516099 ~1989
11981357958508578 ~1988
11981363239627278 ~1986
11981603239632078 ~1986
11982023239640478 ~1986
119820377668503699 ~1990
11982071958565698 ~1988
119825471198254719 ~1988
119828111917249779 ~1988
11982851239657038 ~1986
11983379958670338 ~1988
11983393719003598 ~1987
Exponent Prime Factor Digits Year
11983403239668078 ~1986
119835072157031279 ~1989
11983571239671438 ~1986
11983901719034078 ~1987
11984051239681038 ~1986
11984653719079198 ~1987
11984663239693278 ~1986
11984783239695678 ~1986
11984857719091438 ~1987
11984939239698798 ~1986
119855513835376339 ~1989
11985593719135598 ~1987
11985839239716798 ~1986
11985977719158638 ~1987
119861471198614719 ~1988
11986211239724238 ~1986
11986237719174238 ~1987
11986571239731438 ~1986
11986573719194398 ~1987
11986661958932898 ~1988
11986811239736238 ~1986
119869511198695119 ~1988
11987141958971298 ~1988
11987291958983298 ~1988
11987471239749438 ~1986
1163
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26-01-11