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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
656021511312043039 ~1992
656081991312163999 ~1992
656133231312266479 ~1992
656134375249074979 ~1994
656145133936870799 ~1993
656145475249163779 ~1994
656155911312311839 ~1992
656164615249316899 ~1994
65618291118112923910 ~1994
656183031312366079 ~1992
656209791312419599 ~1992
656233191312466399 ~1992
656257733937546399 ~1993
656259475250075779 ~1994
656269431312538879 ~1992
656290431312580879 ~1992
656293373937760239 ~1993
656316231312632479 ~1992
65632583210024265710 ~1995
65632681105012289710 ~1994
656334413938006479 ~1993
656346591312693199 ~1992
656346893032322631911 ~1998
656357991312715999 ~1992
656359191312718399 ~1992
Exponent Prime Factor Digits Year
656382111312764239 ~1992
656384511312769039 ~1992
656401431312802879 ~1992
656427231312854479 ~1992
656436591312873199 ~1992
656442231312884479 ~1992
656452911312905839 ~1992
656463231312926479 ~1992
656471333938827999 ~1993
656476431312952879 ~1992
656479791312959599 ~1992
656492631312985279 ~1992
656506015252048099 ~1994
656508591313017199 ~1992
656518195252145539 ~1994
656525511313051039 ~1992
656531631313063279 ~1992
656532711313065439 ~1992
656555631313111279 ~1992
65656573157575775310 ~1995
656571831313143679 ~1992
656582511313165039 ~1992
656589591313179199 ~1992
656625111313250239 ~1992
656635315253082499 ~1994
Exponent Prime Factor Digits Year
65663821105062113710 ~1994
656666511313333039 ~1992
656672631313345279 ~1992
656676111313352239 ~1992
656678511313357039 ~1992
65667893210137257710 ~1995
656696511313393039 ~1992
656703231313406479 ~1992
656734791313469599 ~1992
656753031313506079 ~1992
656770333940621999 ~1993
656786815254294499 ~1994
656788311313576639 ~1992
656796413940778479 ~1993
656801173940807039 ~1993
656808973940853839 ~1993
656809431313618879 ~1992
656815191313630399 ~1992
656817111313634239 ~1992
656824133940944799 ~1993
656827311313654639 ~1992
656864031313728079 ~1992
656866396568663919 ~1994
656876275255010179 ~1994
656891333941347999 ~1993
Exponent Prime Factor Digits Year
656899191313798399 ~1992
656904413941426479 ~1993
656907591313815199 ~1992
65691187118244136710 ~1994
65693269144525191910 ~1995
656965311313930639 ~1992
656966391313932799 ~1992
656978596569785919 ~1994
656981031313962079 ~1992
656994111313988239 ~1992
656995191313990399 ~1992
657000231314000479 ~1992
657000831314001679 ~1992
657001276570012719 ~1994
657005391314010799 ~1992
657009231314018479 ~1992
657018413942110479 ~1993
657019636570196319 ~1994
657024711314049439 ~1992
657029631314059279 ~1992
657041391314082799 ~1992
657056391314112799 ~1992
65707129420525625710 ~1996
657072831314145679 ~1992
657080591852967263911 ~1997
2363
GIMPS The Prime Pages FactorDb.com
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26-01-11