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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
35994383719887678 ~1990
35995691719913838 ~1990
35996111719922238 ~1990
35996341885509988710 ~1995
35996399719927998 ~1990
35996591719931838 ~1990
35996711719934238 ~1990
35997119604751599310 ~1995
35997443719948878 ~1990
35998199719963998 ~1990
359984932159909599 ~1991
35998751719975038 ~1990
359992332159953999 ~1991
35999303719986078 ~1990
359994772879958179 ~1991
35999567410395063910 ~1994
36000323720006478 ~1990
360003612160021679 ~1991
36000599720011998 ~1990
36001391720027838 ~1990
36001799720035998 ~1990
36002171720043438 ~1990
36002363720047278 ~1990
36002639720052798 ~1990
36002783720055678 ~1990
Exponent Prime Factor Digits Year
360029692880237539 ~1991
360030132160180799 ~1991
36003137777667759310 ~1995
360032175760514739 ~1992
36003251720065038 ~1990
36003683720073678 ~1990
36004043720080878 ~1990
36005423720108478 ~1990
36005471720109438 ~1990
36006251720125038 ~1990
36006359720127198 ~1990
36006563720131278 ~1990
36006923720138478 ~1990
36006959720139198 ~1990
36007091151229782310 ~1993
36007739720154798 ~1990
36007883720157678 ~1990
36008123720162478 ~1990
36008831720176638 ~1990
36009059720181198 ~1990
36009443720188878 ~1990
360095095041331279 ~1992
360097732160586399 ~1991
36009899720197998 ~1990
36009983720199678 ~1990
Exponent Prime Factor Digits Year
36010763720215278 ~1990
36011039720220798 ~1990
36011741115237571310 ~1993
36011819720236398 ~1990
36012023720240478 ~1990
36012059720241198 ~1990
360122833601228319 ~1992
36012659720253198 ~1990
36013031720260638 ~1990
36013283720265678 ~1990
36013391720267838 ~1990
360135012160810079 ~1991
36013643720272878 ~1990
360140812160844879 ~1991
360141078643385699 ~1993
36014183720283678 ~1990
36014351720287038 ~1990
36015599720311998 ~1990
360158572881268579 ~1991
36016283720325678 ~1990
36016619720332398 ~1990
36016763720335278 ~1990
360169612881356899 ~1991
36017363720347278 ~1990
360178732161072399 ~1991
Exponent Prime Factor Digits Year
36017903720358078 ~1990
36019103720382078 ~1990
36019499720389998 ~1990
36020051720401038 ~1990
360201412881611299 ~1991
36020483720409678 ~1990
36020531720410638 ~1990
36020723720414478 ~1990
36020843720416878 ~1990
36021071720421438 ~1990
36021119720422398 ~1990
36021203720424078 ~1990
36021371720427438 ~1990
36021731720434638 ~1990
36021803720436078 ~1990
36022331720446638 ~1990
36022523720450478 ~1990
36023063720461278 ~1990
36023243720464878 ~1990
36024431720488638 ~1990
36024563720491278 ~1990
36025079720501598 ~1990
36025211720504238 ~1990
36025571720511438 ~1990
36025631720512638 ~1990
1967
GIMPS The Prime Pages FactorDb.com
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25-12-14