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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
62637240111252744802311 ~2008
62638029711252760594311 ~2008
62638440111252768802311 ~2008
62641038711252820774311 ~2008
62642221791252844435911 ~2008
62642393573758543614311 ~2009
62646771831252935436711 ~2008
62654008191253080163911 ~2008
62654825511253096510311 ~2008
62656732615012538608911 ~2009
62657930631253158612711 ~2008
626602404711278843284712 ~2010
62660948391253218967911 ~2008
626633150326318592312712 ~2011
62664967276266496727111 ~2009
626672204316293477311912 ~2010
62669965311253399306311 ~2008
62670060133760203607911 ~2009
626706678775204801444112 ~2012
62670810916267081091111 ~2009
62672735391253454707911 ~2008
62672792511253455850311 ~2008
62674557231253491144711 ~2008
62676003231253520064711 ~2008
62677237191253544743911 ~2008
Exponent Prime Factor Dig. Year
626777044148888609439912 ~2011
62678923996267892399111 ~2009
62681675991253633519911 ~2008
62681871111253637422311 ~2008
626829738113790254238312 ~2010
62683170591253663411911 ~2008
62683302413760998144711 ~2009
62685714715014857176911 ~2009
62690793591253815871911 ~2008
62692214631253844292711 ~2008
62693069991253861399911 ~2008
62696617311253932346311 ~2008
62696922831253938456711 ~2008
62697364675015789173711 ~2009
62701277631254025552711 ~2008
62701513191254030263911 ~2008
62703568813762214128711 ~2009
62706442015016515360911 ~2009
62707136991254142739911 ~2008
62707497831254149956711 ~2008
62708210991254164219911 ~2008
62714054031254281080711 ~2008
62715339591254306791911 ~2008
627159256711288866620712 ~2010
62715980511254319610311 ~2008
Exponent Prime Factor Dig. Year
62717216391254344327911 ~2008
62717406533763044391911 ~2009
62718177591254363551911 ~2008
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
62740908591254818171911 ~2008
62742454075019396325711 ~2009
62743652991254873059911 ~2008
62744261991254885239911 ~2008
62745179991254903599911 ~2008
62747206191254944123911 ~2008
627482356325099294252112 ~2011
62748943373764936602311 ~2009
Exponent Prime Factor Dig. Year
62753428675020274293711 ~2009
62755093791255101875911 ~2008
62756281431255125628711 ~2008
62758153911255163078311 ~2008
627592764113807040810312 ~2010
62760822591255216451911 ~2008
62762036031255240720711 ~2008
62764459431255289188711 ~2008
62765098191255301963911 ~2008
627676219911298171958312 ~2010
62767738015021419040911 ~2009
62768973831255379476711 ~2008
627692005310043072084912 ~2010
62769203716276920371111 ~2009
62769502791255390055911 ~2008
627705926345194826693712 ~2011
62772126295021770103311 ~2009
62772263031255445260711 ~2008
62773173831255463476711 ~2008
62779758111255595162311 ~2008
62780095791255601915911 ~2008
62780102391255602047911 ~2008
62785343511255706870311 ~2008
62785375333767122519911 ~2009
62786199436278619943111 ~2009
4570
GIMPS The Prime Pages FactorDb.com
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26-02-08