Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
78711869Factored
FactorDigitsBitsDate
44841912694098611469727852012891.92016-08-26 03:42:30
P-1 factors
DateFactorB1B2
2016-08-2644841912694098611469727852016600000
History
DateUserTypeResult
2016-08-26baseyF-PM1
Factor: 4484191269409861146972785201 / (P-1, B1=660000)
2016-06-15AirSquirrelsNF
no factor from 2^74 to 2^75
2016-06-15AirSquirrelsNF
no factor from 2^73 to 2^74
2016-06-15AirSquirrelsNF
no factor from 2^72 to 2^73
2015-09-02RichD0NF
no factor from 2^71 to 2^72
2013-01-15David HruskaNF
no factor from 2^70 to 2^71
2012-04-09ITSNF
no factor from 2^69 to 2^70
2012-04-05Choi4KANGNF
no factor from 2^68 to 2^69
2011-03-27-Anonymous-NF
no factor from 2^67 to 2^68
2011-03-17eon_blue_apocalypseNF
no factor from 2^66 to 2^67
2011-03-15ITSNF
no factor from 2^65 to 2^66
2010-11-06HudsenNF
no factor from 2^64 to 2^65