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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
2345087187606978 ~1982
2345141187611298 ~1982
2345261140715678 ~1982
2345401375264178 ~1983
2345479422186238 ~1983
2345537140732238 ~1982
234554346910877 ~1981
2345593140735598 ~1982
2345599562943778 ~1983
2345891187671298 ~1982
2345909328427278 ~1983
234596346919277 ~1981
2346107422299278 ~1983
234619146923837 ~1981
2346191610009678
234620346924077 ~1981
2346271375403378 ~1983
2346277140776638 ~1982
2346313563115138 ~1983
2346431610072078 ~1983
2346521140791278 ~1982
234655146931037 ~1981
234661146932237 ~1981
234671946934397 ~1981
2346719563212578
Exp. Prime Factor Digits Year
2346739234673918 ~1982
2346847422432478 ~1983
2346857140811438 ~1982
234686346937277 ~1981
2346931234693118 ~1982
2347171234717118 ~1982
2347369516421198 ~1983
234737946947597 ~1981
234745146949037 ~1981
234751146950237 ~1981
2347511187800898
2347559187804738 ~1982
234770346954077 ~1981
2347733328682638 ~1983
2347777563466498 ~1983
2347871422616798 ~1983
23478712300913599
234793146958637 ~1981
2347997187839778 ~1982
234812346962477 ~1981
2348293563590338 ~1983
234847146969437 ~1981
2348497140909838 ~1982
2348713140922798 ~1982
2348897328845598 ~1983
Exp. Prime Factor Digits Year
2348897892580878
2348959422812638 ~1983
234902346980477 ~1981
2349071986609838 ~1984
2349337140960238 ~1982
2349419422895438 ~1983
2349569328939678 ~1983
23497311127870899 ~1984
235003147000637 ~1981
2350111235011118 ~1982
2350211188016898 ~1982
23502192632245299 ~1985
2350241705072318 ~1984
23503034371563599 ~1986
2350409705122718 ~1984
2350507940202818 ~1984
235058347011677 ~1981
2350631188050498 ~1982
2350633564151938 ~1983
23507031316393699 ~1984
2351171188093698 ~1982
2351347235134718 ~1982
23514771128708979 ~1984
2351513141090798 ~1982
235157947031597 ~1981
Exp. Prime Factor Digits Year
2351597141095838 ~1982
235160347032077 ~1981
235175947035197 ~1981
2351803376288498 ~1983
2351857141111438 ~1982
23519411834513999 ~1985
235196347039277 ~1981
235201147040237 ~1981
235213147042637 ~1981
2352139423385038 ~1983
2352173564521538 ~1983
235219147043837 ~1981
2352481376396978 ~1983
2352521188201698 ~1982
235280347056077 ~1981
2353049564731778 ~1983
2353051423549198 ~1983
2353159235315918 ~1982
235339147067837 ~1981
2353391188271298
2353457564829698 ~1983
2353597376575538 ~1983
2353697141221838 ~1982
235393147078637 ~1981
235394347078877 ~1981
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25-04-13