Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
100785863Factored
FactorDigitsBitsDate
49928066315130755933619831027928872136118.62020-11-01 00:22:29
P-1 factors
DateFactorB1B2
2020-11-014992806631513075593361983102792887217850000
History
DateUserTypeResult
2020-11-01Ben DeloF-PM1
Factor: 499280663151307559336198310279288721 / (P-1, B1=785000)
2020-04-26TheJudgerNF
no factor from 2^76 to 2^77
2020-04-26TheJudgerNF
no factor from 2^75 to 2^76
2020-04-22James HeinrichNF
no factor from 2^74 to 2^75
2020-02-08el groccoNF
no factor from 2^73 to 2^74
2020-02-07el groccoNF
no factor from 2^72 to 2^73
2017-04-12mikrNF
no factor from 2^71 to 2^72
2011-04-15Craig MeyersNF
no factor from 2^70 to 2^71
2011-04-15Craig MeyersNF
no factor from 2^69 to 2^70
2011-04-15Craig MeyersNF
no factor from 2^68 to 2^69
2011-04-15Craig MeyersNF
no factor from 2^67 to 2^68
2011-03-28Craig MeyersNF
no factor from 2^66 to 2^67
2011-02-12Craig MeyersNF
no factor from 2^65 to 2^66
2010-08-11Architects CubedNF
no factor from 2^64 to 2^65
2010-02-141997rj7NF
no factor from 2^63 to 2^64