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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
62545603396254560339111 ~2009
62547252413752835144711 ~2009
62554187695004335015311 ~2009
62555037591251100751911 ~2008
62556241615004499328911 ~2009
62557088391251141767911 ~2008
62558491573753509494311 ~2009
62558525698758193596711 ~2010
62560225431251204508711 ~2008
62567862298759500720711 ~2010
62568473511251369470311 ~2008
625703931156313353799112 ~2012
625747748315017945959312 ~2010
62578128533754687711911 ~2009
62580108591251602171911 ~2008
62580494391251609887911 ~2008
62585311431251706228711 ~2008
62589397333755363839911 ~2009
62593228573755593714311 ~2009
62594323315007545864911 ~2009
62594703831251894076711 ~2008
62596171311251923426311 ~2008
62596345191251926903911 ~2008
62597967231251959344711 ~2008
62599351311251987026311 ~2008
Exponent Prime Factor Dig. Year
62599913991251998279911 ~2008
62600170615008013648911 ~2009
62601350991252027019911 ~2008
62603631831252072636711 ~2008
62605225573756313534311 ~2009
62607784396260778439111 ~2009
62610181431252203628711 ~2008
626106240715026549776912 ~2010
62616076133756964567911 ~2009
62622718431252454368711 ~2008
62624184231252483684711 ~2008
62625678231252513564711 ~2008
62627907773757674466311 ~2009
626300915320041629289712 ~2010
62637240111252744802311 ~2008
62638440111252768802311 ~2008
62641038711252820774311 ~2008
62642221791252844435911 ~2008
62642393573758543614311 ~2009
62646771831252935436711 ~2008
62654008191253080163911 ~2008
62654825511253096510311 ~2008
62656732615012538608911 ~2009
62657930631253158612711 ~2008
626602404711278843284712 ~2010
Exponent Prime Factor Dig. Year
62660948391253218967911 ~2008
626633150326318592312712 ~2011
62664967276266496727111 ~2009
62669965311253399306311 ~2008
62670060133760203607911 ~2009
626706678775204801444112 ~2012
62670810916267081091111 ~2009
62672735391253454707911 ~2008
62672792511253455850311 ~2008
62674557231253491144711 ~2008
62676003231253520064711 ~2008
62677237191253544743911 ~2008
626777044148888609439912 ~2011
62678923996267892399111 ~2009
62681871111253637422311 ~2008
626829738113790254238312 ~2010
62683170591253663411911 ~2008
62683302413760998144711 ~2009
62690793591253815871911 ~2008
62692214631253844292711 ~2008
62693069991253861399911 ~2008
62696617311253932346311 ~2008
62696922831253938456711 ~2008
62697364675015789173711 ~2009
62701277631254025552711 ~2008
Exponent Prime Factor Dig. Year
62701513191254030263911 ~2008
62703568813762214128711 ~2009
62706442015016515360911 ~2009
62707136991254142739911 ~2008
62707497831254149956711 ~2008
62708210991254164219911 ~2008
62715339591254306791911 ~2008
627159256711288866620712 ~2010
62717216391254344327911 ~2008
62717406533763044391911 ~2009
62719110831254382216711 ~2008
62719612191254392243911 ~2008
62720429991254408599911 ~2008
62720911311254418226311 ~2008
62726083933763565035911 ~2009
62728547875018283829711 ~2009
62729468533763768111911 ~2009
62729562231254591244711 ~2008
62733988191254679763911 ~2008
62734122591254682451911 ~2008
62735239138782933478311 ~2010
62736101031254722020711 ~2008
62738864275019109141711 ~2009
62739051711254781034311 ~2008
62742454075019396325711 ~2009
4107
GIMPS The Prime Pages FactorDb.com
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25-04-13