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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
542655591085311199 ~1991
542663391085326799 ~1991
542670231085340479 ~1991
542672631085345279 ~1991
542672991085345999 ~1991
542680614341444899 ~1993
542692791085385599 ~1991
542701974341615779 ~1993
542713191085426399 ~1991
542715018683440179 ~1994
542728431085456879 ~1991
542733711085467439 ~1991
542734213256405279 ~1993
542735991085471999 ~1991
542779194342233539 ~1993
542786413256718479 ~1993
542807991085615999 ~1991
542813274342506179 ~1993
542827311085654639 ~1991
542860191085720399 ~1991
542866431085732879 ~1991
542866911085733839 ~1991
542874591085749199 ~1991
542878791085757599 ~1991
542883591085767199 ~1991
Exponent Prime Factor Digits Year
542886533257319199 ~1993
542894391085788799 ~1991
542897511085795039 ~1991
542898018686368179 ~1994
542901111085802239 ~1991
542902791085805599 ~1991
54290597434324776110 ~1995
542912991085825999 ~1991
542914911085829839 ~1991
542920373257522239 ~1993
54292421162877263110 ~1994
542933991085867999 ~1991
542934195429341919 ~1993
542938733257632399 ~1993
542939511085879039 ~1991
542947911085895839 ~1991
542957511085915039 ~1991
542960031085920079 ~1991
542962191085924399 ~1991
542974431085948879 ~1991
542985133257910799 ~1993
542988591085977199 ~1991
542990511085981039 ~1991
542993937601915039 ~1993
543017631086035279 ~1991
Exponent Prime Factor Digits Year
543018231086036479 ~1991
543019791086039599 ~1991
543021894344175139 ~1993
543029031086058079 ~1991
543037791086075599 ~1991
543047031086094079 ~1991
54305423173777353710 ~1994
543070311086140639 ~1991
543074991086149999 ~1991
543079311086158639 ~1991
543099733258598399 ~1993
543117111086234239 ~1991
543118133258708799 ~1993
543123711086247439 ~1991
543126894345015139 ~1993
543130431086260879 ~1991
543132894345063139 ~1993
543144413258866479 ~1993
543175311086350639 ~1991
543202133259212799 ~1993
543209394345675139 ~1993
543210773259264639 ~1993
543212511086425039 ~1991
543217191086434399 ~1991
543222111086444239 ~1991
Exponent Prime Factor Digits Year
543235431086470879 ~1991
543247791086495599 ~1991
543253431086506879 ~1991
543255711086511439 ~1991
543256791086513599 ~1991
543265614346124899 ~1993
543268431086536879 ~1991
543271911086543839 ~1991
543282294346258339 ~1993
54329621173854787310 ~1994
543302031086604079 ~1991
543305991086611999 ~1991
543314631086629279 ~1991
543326511086653039 ~1991
543326991086653999 ~1991
543327831086655679 ~1991
543350631086701279 ~1991
543358191086716399 ~1991
543360111086720239 ~1991
543386391086772799 ~1991
543392533260355199 ~1993
543398391086796799 ~1991
543405711086811439 ~1991
543427791086855599 ~1991
54343193597775123110 ~1996
2245
GIMPS The Prime Pages FactorDb.com
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26-01-11