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

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MnStatusDetails
100111807Factored
FactorDigitsBitsDate
54978767944064285361905032582.22020-09-05 04:13:35
P-1 factors
DateFactorB1B2
2020-09-0554978767944064285361905038200000
History
DateUserTypeResult
2020-09-05Jwb52zF-PM1
Factor: 5497876794406428536190503 / (P-1, B1=820000)
2020-02-07KrieselNF
no factor from 2^75 to 2^76
2019-07-25Gordon BowerNF
no factor from 2^74 to 2^75
2019-07-25Gordon BowerNF
no factor from 2^73 to 2^74
2019-05-29ConductorNF
no factor from 2^72 to 2^73
2015-03-17webbertNF
no factor from 2^71 to 2^72
2011-04-03Craig MeyersNF
no factor from 2^70 to 2^71
2011-04-03Craig MeyersNF
no factor from 2^69 to 2^70
2011-04-03Craig MeyersNF
no factor from 2^68 to 2^69
2011-04-03Craig MeyersNF
no factor from 2^67 to 2^68
2011-02-25Craig MeyersNF
no factor from 2^66 to 2^67
2011-01-27Craig MeyersNF
no factor from 2^65 to 2^66
2010-08-09Torchwood InstituteNF
no factor from 2^64 to 2^65