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

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MnStatusDetails
89556877Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
757281708272750358861772376.02019-03-15 11:24:53
History
DateUserTypeResult
2019-03-15ConductorF
Factor: 75728170827275035886177 / TF: 76-77
2018-11-13KrieselNF-PM1
B1=730000, B2=14782500, E=12
2017-09-17apocalypseNF
no factor from 2^75 to 2^76
2017-09-17apocalypseNF
no factor from 2^74 to 2^75
2017-09-17apocalypseNF
no factor from 2^73 to 2^74
2017-09-17apocalypseNF
no factor from 2^72 to 2^73
2017-09-17apocalypseNF
no factor from 2^71 to 2^72
2013-08-18SMoffatNF
no factor from 2^70 to 2^71
2013-07-29GrunwalderGIMPNF
no factor from 2^69 to 2^70
2013-07-28GrunwalderGIMPNF
no factor from 2^68 to 2^69
2013-07-26Norman LeyNF
no factor from 2^67 to 2^68
2013-03-22g0bNF
no factor from 2^66 to 2^67
2013-03-18g0bNF
no factor from 2^65 to 2^66
2010-11-10Architects CubedNF
no factor from 2^64 to 2^65