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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
53120915031062418300711 ~2007
53125520391062510407911 ~2007
53125969311062519386311 ~2007
53127512991062550259911 ~2007
53127517213187651032711 ~2008
53128410894250272871311 ~2008
531295182138253253111312 ~2011
53133177414250654192911 ~2008
53135706111062714122311 ~2007
53136526275313652627111 ~2009
53137209111062744182311 ~2007
53138446311062768926311 ~2007
53139427133188365627911 ~2008
53142833631062856672711 ~2007
53143846333188630779911 ~2008
531448841917006362940912 ~2010
53145306711062906134311 ~2007
53146041111062920822311 ~2007
53147148711062942974311 ~2007
531496051311692913128712 ~2010
53150448591063008971911 ~2007
53150719911063014398311 ~2007
53151468315315146831111 ~2009
53152500231063050004711 ~2007
53153599791063071995911 ~2007
Exponent Prime Factor Dig. Year
53156076773189364606311 ~2008
53158554373189513262311 ~2008
53159357391063187147911 ~2007
53160881631063217632711 ~2007
53162209911063244198311 ~2007
53167638111063352762311 ~2007
53169808333190188499911 ~2008
53170272231063405444711 ~2007
53170791679570742500711 ~2009
53170841631063416832711 ~2007
53172509031063450180711 ~2007
53173544031063470880711 ~2007
53173680111063473602311 ~2007
53173808391063476167911 ~2007
531745495912761891901712 ~2010
53175133911063502678311 ~2007
53177848311063556966311 ~2007
53178047031063560940711 ~2007
531805766915954173007112 ~2010
53185397991063707959911 ~2007
53187474591063749491911 ~2007
53189050213191343012711 ~2008
53190187911063803758311 ~2007
53190704991063814099911 ~2007
53191205631063824112711 ~2007
Exponent Prime Factor Dig. Year
53192708991063854179911 ~2007
53193177711063863554311 ~2007
53193869031063877380711 ~2007
53195942391063918847911 ~2007
53201440791064028815911 ~2007
53203238631064064772711 ~2007
53203446711064068934311 ~2007
53203534431064070688711 ~2007
53205749391064114987911 ~2007
53206705818513072929711 ~2009
53206734111064134682311 ~2007
53207333333192439999911 ~2008
53208236391064164727911 ~2007
53208988791064179775911 ~2007
53210778231064215564711 ~2007
53211292791064225855911 ~2007
53211622395321162239111 ~2009
53212010694256960855311 ~2008
53215665831064313316711 ~2007
53216385894257310871311 ~2008
53217533031064350660711 ~2007
53217565431064351308711 ~2007
53220493191064409863911 ~2007
53221215373193272922311 ~2008
53222251377451115191911 ~2009
Exponent Prime Factor Dig. Year
53227612311064552246311 ~2007
53227943719581029867911 ~2009
53228346773193700806311 ~2008
53233665111064673302311 ~2007
53235293631064705872711 ~2007
53235408231064708164711 ~2007
53236344894258907591311 ~2008
53237073079582673152711 ~2009
53241502973194490178311 ~2008
53244844791064896895911 ~2007
53247370373194842222311 ~2008
53247499311064949986311 ~2007
53248890711064977814311 ~2007
532494425328754698966312 ~2010
53251055031065021100711 ~2007
53251190573195071434311 ~2008
53254418991065088379911 ~2007
53254777431065095548711 ~2007
53255953911065119078311 ~2007
53256206333195372379911 ~2008
53257628631065152572711 ~2007
53261012391065220247911 ~2007
53262436791065248735911 ~2007
53262731031065254620711 ~2007
532627534141544947659912 ~2011
4511
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26-02-08