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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
707115757311313852116912 ~2010
70712984991414259699911 ~2008
70716755031414335100711 ~2008
70716819231414336384711 ~2008
70717442991414348859911 ~2008
70720413734243224823911 ~2009
70723769814243426188711 ~2009
707280835726876671756712 ~2011
70731263631414625272711 ~2008
70731473511414629470311 ~2008
70732202991414644059911 ~2008
70732227134243933627911 ~2009
70733787917073378791111 ~2010
70734039711414680794311 ~2008
70736991774244219506311 ~2009
70740615437074061543111 ~2010
70741002231414820044711 ~2008
70744876915659590152911 ~2009
70746454911414929098311 ~2008
70746586277074658627111 ~2010
70749060111414981202311 ~2008
70750086831415001736711 ~2008
70750496031415009920711 ~2008
70752702111415054042311 ~2008
70753050711415061014311 ~2008
Exponent Prime Factor Dig. Year
707543599328301743972112 ~2011
70754749975660379997711 ~2009
70755827991415116559911 ~2008
70756471675660517733711 ~2009
70756492615660519408911 ~2009
707585251912736534534312 ~2010
70758672831415173456711 ~2008
70760814711415216294311 ~2008
707611440716982674576912 ~2011
70764001191415280023911 ~2008
70771523631415430472711 ~2008
70777700391415554007911 ~2008
70778681574246720894311 ~2009
707790924716986982192912 ~2011
70779102231415582044711 ~2008
70779723831415594476711 ~2008
70780945911415618918311 ~2008
70781715591415634311911 ~2008
707820456111325127297712 ~2010
70783434111415668682311 ~2008
70785460431415709208711 ~2008
70788687179910416203911 ~2010
707902571316989661711312 ~2011
70793458791415869175911 ~2008
70795074711415901494311 ~2008
Exponent Prime Factor Dig. Year
70799553475663964277711 ~2009
70800388911416007778311 ~2008
708021325112744383851912 ~2010
70803578334248214699911 ~2009
70804387675664351013711 ~2009
70804651791416093035911 ~2008
70804696191416093923911 ~2008
70806586037080658603111 ~2010
70807352939913029410311 ~2010
70808486597080848659111 ~2010
708085020115577870442312 ~2011
70808765031416175300711 ~2008
70811612031416232240711 ~2008
70811699511416233990311 ~2008
70812295495664983639311 ~2009
708130203721243906111112 ~2011
70813024214248781452711 ~2009
70817323191416346463911 ~2008
708173785112747128131912 ~2010
70818220191416364403911 ~2008
70818291711416365834311 ~2008
70819114911416382298311 ~2008
70820950431416419008711 ~2008
70821878597082187859111 ~2010
70822124991416442499911 ~2008
Exponent Prime Factor Dig. Year
70829758311416595166311 ~2008
70832734791416654695911 ~2008
70833300711416666014311 ~2008
70833616191416672323911 ~2008
70838183631416763672711 ~2008
70838783031416775660711 ~2008
70839927591416798551911 ~2008
70840886031416817720711 ~2008
70842668031416853360711 ~2008
70846829031416936580711 ~2008
70847943134250876587911 ~2009
70852150191417043003911 ~2008
70852445031417048900711 ~2008
70852674111417053482311 ~2008
70853743431417074868711 ~2008
70855025515668402040911 ~2009
708557029315588254644712 ~2011
70857692414251461544711 ~2009
70859150991417183019911 ~2008
708593233112754678195912 ~2010
70859419311417188386311 ~2008
70862032911417240658311 ~2008
70863885534251833131911 ~2009
70866222734251973363911 ~2009
70867183075669374645711 ~2009
4613
GIMPS The Prime Pages FactorDb.com
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26-02-08