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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
80863921311617278426311 ~2008
80867563734852053823911 ~2010
80867777031617355540711 ~2008
80868522711617370454311 ~2008
80873101976469848157711 ~2010
80874549831617490996711 ~2008
808785020911322990292712 ~2010
80879841711617596834311 ~2008
80884663616470773088911 ~2010
80887962174853277730311 ~2010
80889208311617784166311 ~2008
80894074016471525920911 ~2010
80899865216471989216911 ~2010
809027001712944432027312 ~2011
80905237191618104743911 ~2008
80905572831618111456711 ~2008
80905642814854338568711 ~2010
80907822116472625768911 ~2010
80914594191618291883911 ~2008
80916980991618339619911 ~2008
80919311631618386232711 ~2008
80922513831618450276711 ~2008
809359910911331038752712 ~2010
80938084191618761683911 ~2008
80939887374856393242311 ~2010
Exponent Prime Factor Dig. Year
80939913591618798271911 ~2008
809440292321045447599912 ~2011
80946009111618920182311 ~2008
80946096831618921936711 ~2008
809469041940473452095112 ~2012
80949349374856960962311 ~2010
80951355374857081322311 ~2010
80956391511619127830311 ~2008
80957389334857443359911 ~2010
80957893191619157863911 ~2008
809586423724287592711112 ~2011
80962448991619248979911 ~2008
80967702111619354042311 ~2008
80969689911619393798311 ~2008
80971296711619425934311 ~2008
80972469591619449391911 ~2008
80977177791619543555911 ~2008
80985179574859110774311 ~2010
80985251391619705027911 ~2008
809863868334014282468712 ~2012
80991357711619827154311 ~2008
81001456934860087415911 ~2010
81002498631620049972711 ~2008
81006429711620128594311 ~2008
810180131919444323165712 ~2011
Exponent Prime Factor Dig. Year
81020143916481611512911 ~2010
81025632918102563291111 ~2010
81027517911620550358311 ~2008
81036790191620735803911 ~2008
81041063214862463792711 ~2010
81042738711620854774311 ~2008
810456531732418261268112 ~2012
810536582359979707090312 ~2012
810546731934042962739912 ~2012
810613876334045782804712 ~2012
81062195534863731731911 ~2010
81063120231621262404711 ~2008
81064205934863852355911 ~2010
81064866591621297331911 ~2008
81067044231621340884711 ~2008
81067459431621349188711 ~2008
81069961191621399223911 ~2008
81070819431621416388711 ~2008
81073740831621474816711 ~2008
81075227276486018181711 ~2010
81080744511621614890311 ~2008
81081111111621622222311 ~2008
81081999374864919962311 ~2010
81084924711621698494311 ~2008
81086553711621731074311 ~2008
Exponent Prime Factor Dig. Year
81087772191621755443911 ~2008
81087835911621756718311 ~2008
81091025031621820500711 ~2008
81092098191621841963911 ~2008
81095240631621904812711 ~2008
81097702431621954048711 ~2008
81097761414865865684711 ~2010
811046764358395367029712 ~2012
81107252991622145059911 ~2008
81108676134866520567911 ~2010
81112935591622258711911 ~2008
81118960974867137658311 ~2010
81126993591622539871911 ~2008
81128107916490248632911 ~2010
81128818911622576378311 ~2008
81133550391622671007911 ~2008
81134177511622683550311 ~2008
81145655511622913110311 ~2008
81149649174868978950311 ~2010
81150248991623004979911 ~2008
81153372591623067451911 ~2008
81154183311623083666311 ~2008
81155673591623113471911 ~2008
811566675114608200151912 ~2011
81159716031623194320711 ~2008
4184
GIMPS The Prime Pages FactorDb.com
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25-04-13