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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 Dig. Year
75381300231507626004711 ~2008
75381704391507634087911 ~2008
75384822231507696444711 ~2008
75392907231507858144711 ~2008
75393738111507874762311 ~2008
75398051391507961027911 ~2008
75400329917540032991111 ~2010
75401923431508038468711 ~2008
754042392116588932626312 ~2011
754098632910557380860712 ~2010
754118323316590603112712 ~2011
754172817112066765073712 ~2010
75417366176033389293711 ~2010
75417538191508350763911 ~2008
75420313791508406275911 ~2008
75420660974525239658311 ~2009
75420665991508413319911 ~2008
75421969791508439395911 ~2008
75423390111508467802311 ~2008
75424165431508483308711 ~2008
75427531311508550626311 ~2008
75430555191508611103911 ~2008
75431296616034503728911 ~2010
75432057831508641156711 ~2008
75437598711508751974311 ~2008
Exponent Prime Factor Dig. Year
754377859722631335791112 ~2011
75438176391508763527911 ~2008
75439025391508780507911 ~2008
75444225591508884511911 ~2008
754451439113580125903912 ~2010
75447533934526852035911 ~2009
754478522924143312732912 ~2011
75455048991509100979911 ~2008
754551226916600126991912 ~2011
75456906734527414403911 ~2009
75462229191509244583911 ~2008
75462399711509247994311 ~2008
75463501311509270026311 ~2008
75464033031509280660711 ~2008
75468066917546806691111 ~2010
75468652791509373055911 ~2008
75468842031509376840711 ~2008
75472380711509447614311 ~2008
75475307511509506150311 ~2008
75482710791509654215911 ~2008
75483343791509666875911 ~2008
75484130391509682607911 ~2008
75490913534529454811911 ~2009
755002578112080041249712 ~2010
75502880511510057610311 ~2008
Exponent Prime Factor Dig. Year
75503162391510063247911 ~2008
75509704311510194086311 ~2008
75510604574530636274311 ~2009
75511654911510233098311 ~2008
755146380718123513136912 ~2011
75517305231510346104711 ~2008
75519939716041595176911 ~2010
75520437134531226227911 ~2009
75522606231510452124711 ~2008
75524747031510494940711 ~2008
75526887711510537754311 ~2008
75527809191510556183911 ~2008
75529284231510585684711 ~2008
75534425511510688510311 ~2008
755345612324171059593712 ~2011
75537861831510757236711 ~2008
75543531231510870624711 ~2008
75545667591510913351911 ~2008
75548921391510978427911 ~2008
75549682374532980942311 ~2009
75551239311511024786311 ~2008
75556916031511138320711 ~2008
75557647431511152948711 ~2008
755612055718134689336912 ~2011
75561428574533685714311 ~2009
Exponent Prime Factor Dig. Year
75566757614534005456711 ~2009
75568667991511373359911 ~2008
75568936334534136179911 ~2009
75571880837557188083111 ~2010
755725498312091607972912 ~2010
75584470311511689406311 ~2008
75584966391511699327911 ~2008
75586296711511725934311 ~2008
75590755191511815103911 ~2008
75595313396047625071311 ~2010
75595388391511907767911 ~2008
75595768911511915378311 ~2008
75597730791511954615911 ~2008
75602164911512043298311 ~2008
75603332511512066650311 ~2008
756047156318145131751312 ~2011
75607090311512141806311 ~2008
756072715918145745181712 ~2011
75607831431512156628711 ~2008
75609782031512195640711 ~2008
75614236791512284735911 ~2008
75617307414537038444711 ~2009
75619530711512390614311 ~2008
75624798776049983901711 ~2010
75628812831512576256711 ~2008
4164
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25-04-13