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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.
Exp. Prime Factor Digits Year
5285659528565918 ~1985
5285677317140638 ~1985
5286277317176638 ~1985
5286553317193198 ~1985
5286641422931298 ~1985
5286971105739438 ~1983
5287531528753118 ~1985
5287679105753598 ~1983
5287991423039298 ~1985
5288033317281998 ~1985
5288083528808318 ~1985
5288219105764398 ~1983
5288477317308638 ~1985
5288609423088738 ~1985
5288681317320878 ~1985
5288917317335038 ~1985
5288953317337198 ~1985
5289071105781438 ~1983
5289247528924718 ~1985
5289463528946318 ~1985
5289503105790078 ~1983
5289611423168898 ~1985
5289659105793198 ~1983
5289743105794878 ~1983
52898835607275999 ~1988
Exp. Prime Factor Digits Year
5289913599876134310 ~1990
5290079105801598 ~1983
5290163105803278 ~1983
5290199105803998 ~1983
5290361317421678 ~1985
5290561317433678 ~1985
52906615819727119 ~1988
5290679105813598 ~1983
5290717317443038 ~1985
5290913317454798 ~1985
5290997317459838 ~1985
5291399105827998 ~1983
5291599529159918 ~1985
5291719529171918 ~1985
5291837317510238 ~1985
5291939105838798 ~1983
5292071105841438 ~1983
5292367529236718 ~1985
5292641423411298 ~1985
5292671105853438 ~1983
5292809423424738 ~1985
5293291529329118 ~1985
5293439105868798 ~1983
5293619423489538 ~1985
5293621317617278 ~1985
Exp. Prime Factor Digits Year
5293679105873598 ~1983
5293709423496738 ~1985
5294111105882238 ~1983
5294231105884638 ~1983
52944891588346719 ~1986
5294543105890878 ~1983
5294587953025678 ~1986
5294717423577378 ~1985
5294759105895198 ~1983
5294771105895438 ~1983
5295239105904798 ~1983
52953432224044079 ~1987
5295431105908638 ~1983
52955271376837039 ~1986
5295599105911998 ~1983
5295599953207838
5295659105913198 ~1983
5295809423664738 ~1985
5295827423666178 ~1985
5296037317762238 ~1985
5296211105924238 ~1983
52964932966036099 ~1987
5296619105932398 ~1983
5296631105932638 ~1983
5296751105935038 ~1983
Exp. Prime Factor Digits Year
5296787953421678 ~1986
52967991271231779 ~1986
5296817423745378 ~1985
5296859105937198 ~1983
5297339105946798 ~1983
5297419529741918 ~1985
5297519423801538 ~1985
5297563529756318 ~1985
5297597423807778 ~1985
5297681317860878 ~1985
5297717317863038 ~1985
5297893317873598 ~1985
5297917253240432710 ~1989
5297939423835138 ~1985
52982691271584579 ~1986
52982692543169139
5298479423878338 ~1985
5298563105971278 ~1983
5298719105974398 ~1983
5298823529882318 ~1985
52988893391288979 ~1987
5299501847920178 ~1986
5299649423971938 ~1985
5299919105998398 ~1983
53002991802101679 ~1987
705
GIMPS The Prime Pages FactorDb.com
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25-06-01