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

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MnStatusDetails
79404011Factored
FactorDigitsBitsDate
3809345100261703497505204771548132104.92016-09-19 06:40:46
P-1 factors
DateFactorB1B2
2016-09-19380934510026170349750520477154816700000
History
DateUserTypeResult
2016-09-19baseyF-PM1
Factor: 38093451002617034975052047715481 / (P-1, B1=670000)
2016-08-11Mark RoseNF
no factor from 2^74 to 2^75
2016-08-11Mark RoseNF
no factor from 2^73 to 2^74
2016-08-08cuBerBruceNF
no factor from 2^72 to 2^73
2014-01-11SRS TechnologyNF
no factor from 2^71 to 2^72
2013-06-11tmorrowNF
no factor from 2^70 to 2^71
2013-03-25-Anonymous-NF
no factor from 2^69 to 2^70
2013-03-24SMoffatNF
no factor from 2^68 to 2^69
2012-10-17AxelssonNF
no factor from 2^67 to 2^68
2010-12-05GrunwalderGIMPNF
no factor from 2^66 to 2^67
2010-12-04-Anonymous-NF
no factor from 2^65 to 2^66
2010-11-26riccardo ubertiNF
no factor from 2^64 to 2^65
2009-05-29Architects CubedNF
no factor from 2^63 to 2^64