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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
51179692431023593848711 ~2007
51181634991023632699911 ~2007
51182799231023655984711 ~2007
51184798875118479887111 ~2009
51186872573071212354311 ~2008
51186924711023738494311 ~2007
51187504191023750083911 ~2007
51187655511023753110311 ~2007
51188619711023772394311 ~2007
51191365014095309200911 ~2008
51191567994095325439311 ~2008
51193361511023867230311 ~2007
51194708574095576685711 ~2008
51195233511023904670311 ~2007
511953098915358592967112 ~2010
51195946813071756808711 ~2008
51197341311023946826311 ~2007
51201983511024039670311 ~2007
512022901311264503828712 ~2009
51204126111024082522311 ~2007
51204534231024090684711 ~2007
512052001712289248040912 ~2009
51207159231024143184711 ~2007
51209825631024196512711 ~2007
51209923973072595438311 ~2008
Exponent Prime Factor Dig. Year
51210237294096818983311 ~2008
51210552297169477320711 ~2009
51211679933072700795911 ~2008
51211818231024236364711 ~2007
51214387791024287755911 ~2007
51215571591024311431911 ~2007
51216075831024321516711 ~2007
51217167533073030051911 ~2008
51218070591024361411911 ~2007
51221543511024430870311 ~2007
51224558391024491167911 ~2007
51224760599220456906311 ~2009
51225949311024518986311 ~2007
51226992711024539854311 ~2007
512272520312294540487312 ~2009
51229401711024588034311 ~2007
51231170991024623419911 ~2007
51232184178197149467311 ~2009
51233311791024666235911 ~2007
51237103995123710399111 ~2009
51239147031024782940711 ~2007
512411737146117056339112 ~2011
51241498733074489923911 ~2008
51242394413074543664711 ~2008
51242681475124268147111 ~2009
Exponent Prime Factor Dig. Year
51246883133074812987911 ~2008
51247915431024958308711 ~2007
51250150374100012029711 ~2008
51252514311025050286311 ~2007
51254517591025090351911 ~2007
51255139791025102795911 ~2007
51256825431025136508711 ~2007
51257354511025147090311 ~2007
51263465391025269307911 ~2007
51263665791025273315911 ~2007
51264286791025285735911 ~2007
51265792311025315846311 ~2007
51268396911025367938311 ~2007
51268653795126865379111 ~2009
51269405173076164310311 ~2008
51269647431025392948711 ~2007
51270651231025413024711 ~2007
512717579912305221917712 ~2010
51272044191025440883911 ~2007
51274552191025491043911 ~2007
51275026573076501594311 ~2008
51275753394102060271311 ~2008
51275943773076556626311 ~2008
51277790533076667431911 ~2008
51278359911025567198311 ~2007
Exponent Prime Factor Dig. Year
51281021631025620432711 ~2007
512811109136922399855312 ~2011
51281827973076909678311 ~2008
51282189831025643796711 ~2007
512828784135898014887112 ~2011
51284992311025699846311 ~2007
51285298311025705966311 ~2007
51286870791025737415911 ~2007
51286956231025739124711 ~2007
51288870831025777416711 ~2007
51290120511025802410311 ~2007
51290895711025817914311 ~2007
51290905791025818115911 ~2007
51291105231025822104711 ~2007
512934073929750176286312 ~2010
51293690533077621431911 ~2008
51294308991025886179911 ~2007
51294658973077679538311 ~2008
51295215831025904316711 ~2007
51297193813077831628711 ~2008
512982271715389468151112 ~2010
51299037111025980742311 ~2007
51300455511026009110311 ~2007
51300850973078051058311 ~2008
51301190031026023800711 ~2007
4455
GIMPS The Prime Pages FactorDb.com
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26-01-11