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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
81126993591622539871911 ~2008
81128107916490248632911 ~2010
81128818911622576378311 ~2008
81133550391622671007911 ~2008
81134177511622683550311 ~2008
81136325631622726512711 ~2008
81145655511622913110311 ~2008
81149649174868978950311 ~2010
81150248991623004979911 ~2008
81153372591623067451911 ~2008
81154183311623083666311 ~2008
81155673591623113471911 ~2008
811566675114608200151912 ~2011
81159716031623194320711 ~2008
81164564718116456471111 ~2010
81164933031623298660711 ~2008
81164949591623298991911 ~2008
81165880196493270415311 ~2010
81172427991623448559911 ~2008
81172693796493815503311 ~2010
81179145296494331623311 ~2010
81179352231623587044711 ~2008
81179820111623596402311 ~2008
81179824214870789452711 ~2010
81181780916494542472911 ~2010
Exponent Prime Factor Dig. Year
81181926296494554103311 ~2010
81182365311623647306311 ~2008
81187988391623759767911 ~2008
81194503976495560317711 ~2010
81196842831623936856711 ~2008
81200215431624004308711 ~2008
81200879991624017599911 ~2008
81201083511624021670311 ~2008
81201480831624029616711 ~2008
81202541511624050830311 ~2008
81203398911624067978311 ~2008
81206437311624128746311 ~2008
81209520614872571236711 ~2010
812140570740607028535112 ~2012
812160429763348513516712 ~2012
812162224745481084583312 ~2012
81227012391624540247911 ~2008
81230134431624602688711 ~2008
81235530591624710611911 ~2008
81237124911624742498311 ~2008
81237157311624743146311 ~2008
81239305431624786108711 ~2008
81242155734874529343911 ~2010
81243182031624863640711 ~2008
81244948311624898966311 ~2008
Exponent Prime Factor Dig. Year
812454545914624181826312 ~2011
81246355311624927106311 ~2008
81249798734874987923911 ~2010
81257078516500566280911 ~2010
81258011631625160232711 ~2008
81260457734875627463911 ~2010
81261313191625226263911 ~2008
81262801311625256026311 ~2008
81274583031625491660711 ~2008
81277503591625550071911 ~2008
81280990134876859407911 ~2010
81282192798128219279111 ~2010
81285252591625705051911 ~2008
81290410311625808206311 ~2008
81297290391625945807911 ~2008
81298976031625979520711 ~2008
81299892078129989207111 ~2010
81300048534878002911911 ~2010
813001092137398050236712 ~2012
81300597374878035842311 ~2010
81301127511626022550311 ~2008
81303602391626072047911 ~2008
81304532631626090652711 ~2008
81312174591626243491911 ~2008
81312479214878748752711 ~2010
Exponent Prime Factor Dig. Year
81312799734878767983911 ~2010
81313017231626260344711 ~2008
81318657711626373154311 ~2008
81321343791626426875911 ~2008
81321651831626433036711 ~2008
81322116774879327006311 ~2010
81323428911626468578311 ~2008
81325687014879541220711 ~2010
81327035991626540719911 ~2008
81329402511626588050311 ~2008
81330129831626602596711 ~2008
81332297391626645947911 ~2008
81332576631626651532711 ~2008
81340680111626813602311 ~2008
81344394591626887891911 ~2008
81346361991626927239911 ~2008
81351594711627031894311 ~2008
81354862311627097246311 ~2008
81356000031627120000711 ~2008
81358374591627167491911 ~2008
81359334831627186696711 ~2008
81360410991627208219911 ~2008
81366292431627325848711 ~2008
81372491516509799320911 ~2010
81372763134882365787911 ~2010
4615
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26-01-11