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

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MnStatusDetails
100140233Factored
FactorDigitsBitsDate
3900778358032640142155832478.42020-09-14 03:09:56
P-1 factors
DateFactorB1B2
2020-09-143900778358032640142155838200000
History
DateUserTypeResult
2020-09-14Jwb52zF-PM1
Factor: 390077835803264014215583 / (P-1, B1=820000)
2020-02-19KrieselNF
no factor from 2^75 to 2^76
2020-02-19KrieselNF
no factor from 2^74 to 2^75
2020-02-19KrieselNF
no factor from 2^73 to 2^74
2020-02-19KrieselNF
no factor from 2^72 to 2^73
2015-04-12webbertNF
no factor from 2^71 to 2^72
2011-04-16Ralf ReckerNF
no factor from 2^70 to 2^71
2011-04-16Craig MeyersNF
no factor from 2^70 to 2^71
2011-04-16Craig MeyersNF
no factor from 2^69 to 2^70
2011-03-26Craig MeyersNF
no factor from 2^68 to 2^69
2011-03-26Craig MeyersNF
no factor from 2^67 to 2^68
2011-02-26Craig MeyersNF
no factor from 2^66 to 2^67
2011-02-03Craig MeyersNF
no factor from 2^65 to 2^66
2010-08-09ANONYMOUSNF
no factor from 2^64 to 2^65