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

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MnStatusDetails
88389331Factored
FactorDigitsBitsDate
7486036933133632583687411692789.32018-08-17 19:09:26
P-1 factors
DateFactorB1B2
2018-08-1774860369331336325836874116970000011900000
History
DateUserTypeResult
2018-08-17volkiF-PM1
Factor: 748603693313363258368741169 / (P-1, B1=700000, B2=11900000)
2018-08-02tServoNF
no factor from 2^75 to 2^76
2018-07-28LaurVNF
no factor from 2^74 to 2^75
2017-07-25Brian BeuningNF
no factor from 2^73 to 2^74
2017-07-14GregNF
no factor from 2^72 to 2^73
2014-01-23Ryan PropperNF
no factor from 2^71 to 2^72
2013-07-01jonthomsonNF
no factor from 2^70 to 2^71
2011-11-24wavelet3000NF
no factor from 2^69 to 2^70
2011-11-24wavelet3000NF
no factor from 2^68 to 2^69
2011-04-20wavelet3000NF
no factor from 2^67 to 2^68
2011-04-12wavelet3000NF
no factor from 2^66 to 2^67
2011-03-16wavelet3000NF
no factor from 2^65 to 2^66
2010-11-14Architects CubedNF
no factor from 2^64 to 2^65