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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
70600163031412003260711 ~2008
70600766031412015320711 ~2008
70605346934236320815911 ~2009
70605934334236356059911 ~2009
70607214774236432886311 ~2009
70607470517060747051111 ~2010
70609710231412194204711 ~2008
70610814111412216282311 ~2008
70612718511412254370311 ~2008
70612937631412258752711 ~2008
70615338614236920316711 ~2009
70616178595649294287311 ~2009
70616889711412337794311 ~2008
70618060334237083619911 ~2009
70618980591412379611911 ~2008
70619687215649574976911 ~2009
706203227912711658102312 ~2010
70628198991412563979911 ~2008
70628628831412572576711 ~2008
70629055191412581103911 ~2008
70629394191412587883911 ~2008
70631312174237878730311 ~2009
70636860374238211622311 ~2009
70636937391412738747911 ~2008
706372519133905880916912 ~2011
Exponent Prime Factor Dig. Year
70639063311412781266311 ~2008
70642090791412841815911 ~2008
70642941231412858824711 ~2008
70646470495651717639311 ~2009
70649947911412998958311 ~2008
70650301734239018103911 ~2009
70654244031413084880711 ~2008
70657314831413146296711 ~2008
706577548915544706075912 ~2010
70663180431413263608711 ~2008
70666400414239984024711 ~2009
70666876431413337528711 ~2008
70677109574240626574311 ~2009
70677881031413557620711 ~2008
70678755831413575116711 ~2008
70681279397068127939111 ~2010
70682052231413641044711 ~2008
706833279711309332475312 ~2010
70684877031413697540711 ~2008
70686443991413728879911 ~2008
70686588734241195323911 ~2009
70694988111413899762311 ~2008
70703390631414067812711 ~2008
70703590334242215419911 ~2009
70705770711414115414311 ~2008
Exponent Prime Factor Dig. Year
70706797191414135943911 ~2008
70711164711414223294311 ~2008
70711258791414225175911 ~2008
707115757311313852116912 ~2010
70712984991414259699911 ~2008
70716755031414335100711 ~2008
70716819231414336384711 ~2008
70717442991414348859911 ~2008
70720413734243224823911 ~2009
70723769814243426188711 ~2009
707280835726876671756712 ~2011
70731473511414629470311 ~2008
70732202991414644059911 ~2008
70732227134243933627911 ~2009
70733787917073378791111 ~2010
70734039711414680794311 ~2008
70736991774244219506311 ~2009
70740615437074061543111 ~2010
70741002231414820044711 ~2008
70744876915659590152911 ~2009
70746454911414929098311 ~2008
70750086831415001736711 ~2008
70750496031415009920711 ~2008
70752702111415054042311 ~2008
70753050711415061014311 ~2008
Exponent Prime Factor Dig. Year
707543599328301743972112 ~2011
70754749975660379997711 ~2009
70756471675660517733711 ~2009
70756492615660519408911 ~2009
707585251912736534534312 ~2010
70758672831415173456711 ~2008
70760814711415216294311 ~2008
707611440716982674576912 ~2011
70771523631415430472711 ~2008
70777700391415554007911 ~2008
70778681574246720894311 ~2009
70779102231415582044711 ~2008
70779723831415594476711 ~2008
70780945911415618918311 ~2008
70781715591415634311911 ~2008
707820456111325127297712 ~2010
70783434111415668682311 ~2008
70785460431415709208711 ~2008
70788687179910416203911 ~2010
707902571316989661711312 ~2011
70793458791415869175911 ~2008
70795074711415901494311 ~2008
70799553475663964277711 ~2009
708021325112744383851912 ~2010
70803578334248214699911 ~2009
4221
GIMPS The Prime Pages FactorDb.com
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25-06-01