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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
62194303211460630310 ~1995
621961311243922639 ~1992
621965391243930799 ~1992
621968333731809999 ~1993
621969831243939679 ~1992
621973378707627199 ~1994
621990231243980479 ~1992
622001391244002799 ~1992
62202743149286583310 ~1995
622046031343619424911 ~1997
622086133732516799 ~1993
622087431244174879 ~1992
62209267111976680710 ~1994
62209711808726243110 ~1996
622101711244203439 ~1992
622102791244205599 ~1992
622128231244256479 ~1992
622167111244334239 ~1992
62217241734163443910 ~1996
622175391244350799 ~1992
622189911244379839 ~1992
622192311244384639 ~1992
622205511244411039 ~1992
622209711244419439 ~1992
62223319112001974310 ~1994
Exponent Prime Factor Digits Year
62224501696914411310 ~1996
622249579955993139 ~1994
622254894978039139 ~1993
62225573186676719110 ~1995
622256511244513039 ~1992
622281613733689679 ~1993
622296591244593199 ~1992
6222968319764147320912 ~2000
622306911244613839 ~1992
622322511244645039 ~1992
622325391244650799 ~1992
622327431244654879 ~1992
622334391244668799 ~1992
62237041248948164110 ~1995
622419111244838239 ~1992
622419831244839679 ~1992
62241997149380792910 ~1995
622433991244867999 ~1992
622449711244899439 ~1992
622455111244910239 ~1992
622477373734864239 ~1993
622486431244972879 ~1992
622497733734986399 ~1993
622501573735009439 ~1993
622534674980277379 ~1993
Exponent Prime Factor Digits Year
622536196225361919 ~1994
622551591245103199 ~1992
622561911245123839 ~1992
622566711245133439 ~1992
622569231245138479 ~1992
622572591245145199 ~1992
622575231245150479 ~1992
622584733735508399 ~1993
622596111245192239 ~1992
622609494980875939 ~1993
622618911245237839 ~1992
622627191245254399 ~1992
622640719962251379 ~1994
622660311245320639 ~1992
622664991245329999 ~1992
622679631245359279 ~1992
622680433138309367311 ~1998
622686733736120399 ~1993
622687791245375599 ~1992
622689111245378239 ~1992
622690431245380879 ~1992
622714791245429599 ~1992
622715631245431279 ~1992
622716591245433199 ~1992
622721031245442079 ~1992
Exponent Prime Factor Digits Year
622723378718127199 ~1994
622740111245480239 ~1992
62274227411009898310 ~1996
622771213736627279 ~1993
622784391245568799 ~1992
622791111245582239 ~1992
622805631245611279 ~1992
622812831245625679 ~1992
622840311245680639 ~1992
622850391245700799 ~1992
622850533737103199 ~1993
62288333336356998310 ~1995
622886091494926616111 ~1997
622892991245785999 ~1992
622908591245817199 ~1992
622921939966750899 ~1994
62294087112129356710 ~1994
622949413737696479 ~1993
62295253186885759110 ~1995
622970031245940079 ~1992
623003511246007039 ~1992
62301131112142035910 ~1994
623032431246064879 ~1992
623042991246085999 ~1992
623085231246170479 ~1992
2210
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25-07-08