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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 Digits Year
28739819531724389171911 ~2006
2874024599574804919910 ~2005
2874045599574809119910 ~2005
28741247411724474844711 ~2006
28742165812299373264911 ~2006
2874243611574848722310 ~2005
28742989931724579395911 ~2006
2874316691574863338310 ~2005
2874397811574879562310 ~2005
2874399611574879922310 ~2005
28745022971724701378311 ~2006
28745479934599276788911 ~2007
2874611699574922339910 ~2005
2874611711574922342310 ~2005
28748550892299884071311 ~2006
28748631611724917896711 ~2006
2874880499574976099910 ~2005
2874898979574979795910 ~2005
28750042811725002568711 ~2006
2875035419575007083910 ~2005
28750731892300058551311 ~2006
28754614731725276883911 ~2006
2875464563575092912710 ~2005
2875511783575102356710 ~2005
28755343976901282552911 ~2008
Exponent Prime Factor Digits Year
2875746059575149211910 ~2005
28757858115176414459911 ~2007
2875871591575174318310 ~2005
2875932011575186402310 ~2005
2875940423575188084710 ~2005
2875941791575188358310 ~2005
28759838931725590335911 ~2006
2876130563575226112710 ~2005
28761597011725695820711 ~2006
28763839971725830398311 ~2006
2876521079575304215910 ~2005
2876590439575318087910 ~2005
28766842077479378938311 ~2008
28767727331726063639911 ~2006
2876795279575359055910 ~2005
2876992199575398439910 ~2005
28770326592877032659111 ~2007
2877068303575413660710 ~2005
2877213659575442731910 ~2005
28772603592877260359111 ~2007
28773395418632018623111 ~2008
28773575411726414524711 ~2006
2877440999575488199910 ~2005
28776077872302086229711 ~2006
287766644320719198389712 ~2009
Exponent Prime Factor Digits Year
28780389712302431176911 ~2006
28781110912302488872911 ~2006
2878112603575622520710 ~2005
28782175096907722021711 ~2008
2878394339575678867910 ~2005
28784952112302796168911 ~2006
2878528979575705795910 ~2005
28785610032878561003111 ~2007
2878597979575719595910 ~2005
28787891692303031335311 ~2006
2878850699575770139910 ~2005
28788608411727316504711 ~2006
28788931795182007722311 ~2007
2878960223575792044710 ~2005
28789735611727384136711 ~2006
2879054291575810858310 ~2005
28791028574606564571311 ~2007
2879143199575828639910 ~2005
2879231951575846390310 ~2005
28792825192303426015311 ~2006
28796184312879618431111 ~2007
287973229912094875655912 ~2008
28799217172303937373711 ~2006
2879929763575985952710 ~2005
2879934839575986967910 ~2005
Exponent Prime Factor Digits Year
28799731571727983894311 ~2006
2880017771576003554310 ~2005
28800582112304046568911 ~2006
2880095831576019166310 ~2005
2880214079576042815910 ~2005
2880224603576044920710 ~2005
28802342212304187376911 ~2006
28802674731728160483911 ~2006
2880272579576054515910 ~2005
2880332951576066590310 ~2005
2880426599576085319910 ~2005
2880498119576099623910 ~2005
2880505319576101063910 ~2005
28807794436913870663311 ~2008
2880798419576159683910 ~2005
2880825659576165131910 ~2005
28809327774033305887911 ~2007
28811454715186061847911 ~2007
2881181939576236387910 ~2005
28812395392304991631311 ~2006
2881272011576254402310 ~2005
2881396751576279350310 ~2005
28814195331728851719911 ~2006
2881449419576289883910 ~2005
2881516523576303304710 ~2005
4243
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26-01-11