Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
50570297Factored
FactorDigitsBitsDate
404562377928.6old
185087287031134.12008-09-10 16:30:09
598752316491135.82008-09-10 16:30:09
606843564011135.82008-09-10 16:30:09
114744180889039511753.32014-09-19 11:48:23
332623316808986811754.92014-12-20 12:38:35
476250229263477591755.42015-01-23 12:14:19
5864856203244168491859.02015-02-14 17:55:57
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Unverified2017-12-26ATHB1DBE64C659FC5__81595617253
History
DateUserTypeResult
2024-03-20Naegi MakotoNF-PM1
B1=697000, B2=725914266
2022-11-23Kevin_9611NF-PM1
B1=340000, B2=11008470
2022-04-04LordJuliusNF
no factor from 2^61 to 2^66
2021-08-06Seth_TrNF
no factor from 2^71 to 2^72
2021-08-06Seth_TrNF
no factor from 2^69 to 2^70
2019-12-28Seth_TrNF
no factor from 2^73 to 2^74
2019-12-13Seth_TrNF
no factor from 2^72 to 2^73
2019-12-04Seth_TrNF
no factor from 2^70 to 2^71
2019-12-03Seth_TrNF
no factor from 2^68 to 2^69
2019-06-18Seth_TrNF
no factor from 2^67 to 2^68
2019-06-17Seth_TrNF
no factor from 2^66 to 2^67
2017-12-26ATHC-PRP
M50570297/404562377/18508728703/59875231649/60684356401/11474418088903951/33262331680898681/47625022926347759/586485620324416849 : B1DBE64C659FC5__
PRP without proof (not generated)
2015-02-14pdazzlF
Factor: 586485620324416849 / TF: 51-61
2015-01-23TJAOIF
Factor: 47625022926347759 / TF: 55-56
2014-12-20TJAOIF
Factor: 33262331680898681 / TF: 54-55
2014-09-19TJAOIF
Factor: 11474418088903951 / TF: 53-54
2008-09-10Will EdgingtonF
Factor: 60684356401
2008-09-10Will EdgingtonF
Factor: 59875231649
2008-09-10Will EdgingtonF
Factor: 18508728703