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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
40169243803384878 ~1990
40169377160677508110 ~1994
40169399803387998 ~1990
40169411803388238 ~1990
401696532410179199 ~1992
40169711803394238 ~1990
40170323803406478 ~1990
401710313213682499 ~1992
40171471353508944910 ~1994
40171679803433598 ~1990
401719972410319839 ~1992
40172183803443678 ~1990
40172339803446798 ~1990
40172939803458798 ~1990
401734493213875939 ~1992
40173491803469838 ~1990
401739676427834739 ~1993
40174523803490478 ~1990
40174643803492878 ~1990
40174679803493598 ~1990
40175171803503438 ~1990
40175339803506798 ~1990
40177139803542798 ~1990
40177199803543998 ~1990
40177391803547838 ~1990
Exponent Prime Factor Digits Year
40178219803564398 ~1990
40178639803572798 ~1990
40178767136607807910 ~1993
40180139803602798 ~1990
401801573214412579 ~1992
40180223803604478 ~1990
40180271803605438 ~1990
40180463803609278 ~1990
40180499803609998 ~1990
40180583803611678 ~1990
40181111803622238 ~1990
40181159803623198 ~1990
40181723803634478 ~1990
40181831803636638 ~1990
40182119803642398 ~1990
40182251803645038 ~1990
401823618840119439 ~1993
40182431803648638 ~1990
40182491803649838 ~1990
401830973214647779 ~1992
401835713214685699 ~1992
40183883803677678 ~1990
40184351803687038 ~1990
401848199644356579 ~1993
40184827136628411910 ~1993
Exponent Prime Factor Digits Year
40185011803700238 ~1990
401854012411124079 ~1992
401854999644519779 ~1993
40186931803738638 ~1990
401871172411227039 ~1992
40187351803747038 ~1990
40187519803750398 ~1990
401879212411275279 ~1992
40188443803768878 ~1990
40189739803794798 ~1990
401897594018975919 ~1992
40189811803796238 ~1990
40190471803809438 ~1990
40191059803821198 ~1990
40191443385837852910 ~1995
40191551803831038 ~1990
40191611803832238 ~1990
40192331803846638 ~1990
40193603803872078 ~1990
40194683803893678 ~1990
40194743803894878 ~1990
40194911803898238 ~1990
40195163803903278 ~1990
40195451803909038 ~1990
401954513215636099
Exponent Prime Factor Digits Year
401955532411733199 ~1992
40195643803912878 ~1990
40195751803915038 ~1990
40196459803929198 ~1990
401974197235535439 ~1993
40197779803955598 ~1990
40198139803962798 ~1990
40198703803974078 ~1990
40199063803981278 ~1990
40199651803993038 ~1990
40199759803995198 ~1990
401998212411989279 ~1992
40200203804004078 ~1990
40200731804014638 ~1990
402009473216075779 ~1992
40201103804022078 ~1990
402014393216115139 ~1992
40202003804040078 ~1990
40202159804043198 ~1990
40202243804044878 ~1990
40202819804056398 ~1990
40203851804077038 ~1990
40204091804081838 ~1990
402041397236745039 ~1993
40205183804103678 ~1990
2150
GIMPS The Prime Pages FactorDb.com
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26-07-19