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

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MnStatusDetails
96553531Factored
FactorDigitsBitsDate
186606738233807955924469578973633819337120.52019-09-22 03:17:38
P-1 factors
DateFactorB1B2
2019-09-22186606738233807955924469578973633819389500020585000
History
DateUserTypeResult
2019-09-22Ryan PropperF-PM1
Factor: 1866067382338079559244695789736338193 / (P-1, B1=895000, B2=20585000, E=6)
2014-11-08ANONYMOUSNF
no factor from 2^73 to 2^74
2014-11-08ANONYMOUSNF
no factor from 2^72 to 2^73
2014-11-08ANONYMOUSNF
no factor from 2^71 to 2^72
2014-11-08ANONYMOUSNF
no factor from 2^70 to 2^71
2014-04-09ANONYMOUSNF
no factor from 2^69 to 2^70
2014-04-01hkskypNF
no factor from 2^68 to 2^69
2014-04-01Carsten KossendeyNF
no factor from 2^67 to 2^68
2014-03-09Carsten KossendeyNF
no factor from 2^65 to 2^67
2011-01-05Architects CubedNF
no factor from 2^64 to 2^65