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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
2497102259499420451910 ~2004
2497210151499442030310 ~2004
24972612973995618075311 ~2007
24973006911997840552911 ~2006
24973330371498399822311 ~2006
24974512211498470732711 ~2006
2497467191499493438310 ~2004
2497562339499512467910 ~2004
24976025531498561531911 ~2006
2497665479499533095910 ~2004
2497708463499541692710 ~2004
2497774211499554842310 ~2004
2497936691499587338310 ~2004
2497967723499593544710 ~2004
2498002079499600415910 ~2004
2498003639499600727910 ~2004
2498094251499618850310 ~2004
249812151111990983252912 ~2008
2498227019499645403910 ~2004
2498338943499667788710 ~2004
2498340263499668052710 ~2004
24987732731499263963911 ~2006
2498775203499755040710 ~2004
2498821691499764338310 ~2004
2498925083499785016710 ~2004
Exponent Prime Factor Digits Year
24989317331499359039911 ~2006
2499038891499807778310 ~2004
2499055943499811188710 ~2004
2499192791499838558310 ~2004
2499274931499854986310 ~2004
24994098411499645904711 ~2006
2499539411499907882310 ~2004
249970389110498756342312 ~2008
24997511713999601873711 ~2007
24997736592499773659111 ~2006
2499804383499960876710 ~2004
2499813623499962724710 ~2004
2499832151499966430310 ~2004
24998770971499926258311 ~2006
2500014899500002979910 ~2004
2500153319500030663910 ~2004
2500223171500044634310 ~2004
2500225151500045030310 ~2004
25002446394500440350311 ~2007
2500281683500056336710 ~2004
2500302743500060548710 ~2004
25003813217501143963111 ~2007
2500496879500099375910 ~2004
2500576283500115256710 ~2004
2500661279500132255910 ~2004
Exponent Prime Factor Digits Year
2500676063500135212710 ~2004
2500893959500178791910 ~2004
2500946999500189399910 ~2004
2500956791500191358310 ~2004
250104639713505650543912 ~2008
2501049731500209946310 ~2004
2501064851500212970310 ~2004
25011086333501552086311 ~2007
25012322592501232259111 ~2006
2501250659500250131910 ~2004
25012727573501781859911 ~2007
2501316791500263358310 ~2004
2501466059500293211910 ~2004
25014863331500891799911 ~2006
2501488739500297747910 ~2004
25014930314002388849711 ~2007
2501678603500335720710 ~2004
2501750939500350187910 ~2004
25017587392001406991311 ~2006
250179861723516906999912 ~2009
25019066693502669336711 ~2007
2501936999500387399910 ~2004
25020320171501219210311 ~2006
2502167051500433410310 ~2004
25021817692001745415311 ~2006
Exponent Prime Factor Digits Year
2502203351500440670310 ~2004
25022070771501324246311 ~2006
2502254351500450870310 ~2004
2502305243500461048710 ~2004
2502365699500473139910 ~2004
2502377519500475503910 ~2004
2502385331500477066310 ~2004
25025160011501509600711 ~2006
2502605243500521048710 ~2004
2502618743500523748710 ~2004
2502714503500542900710 ~2004
2502733619500546723910 ~2004
2502824543500564908710 ~2004
25029772872502977287111 ~2006
2502995063500599012710 ~2004
2503101719500620343910 ~2004
2503118759500623751910 ~2004
2503165559500633111910 ~2004
2503178231500635646310 ~2004
25032137536007713007311 ~2007
2503353119500670623910 ~2004
25033594992503359499111 ~2006
25033778931502026735911 ~2006
2503423031500684606310 ~2004
2503481723500696344710 ~2004
4433
GIMPS The Prime Pages FactorDb.com
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26-07-05