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
75504749Factored
FactorDigitsBitsDate
76948416392116199705548812582.72016-04-05 14:02:00
P-1 factors
DateFactorB1B2
2016-04-05769484163921161997055488163000012600000
History
DateUserTypeResult
2016-04-05baseyF-PM1
Factor: 7694841639211619970554881 / (P-1, B1=630000, B2=12600000, E=6)
2016-04-03Mark RoseNF
no factor from 2^67 to 2^68
2016-04-03Mark RoseNF
no factor from 2^65 to 2^67
2016-02-19tigreroarsNF
no factor from 2^74 to 2^75
2016-02-19tigreroarsNF
no factor from 2^73 to 2^74
2016-02-09BdotNF
no factor from 2^72 to 2^73
2014-02-18PEDNF
no factor from 2^71 to 2^72
2013-11-05PEDNF
no factor from 2^70 to 2^71
2013-05-18PascalBieriNF
no factor from 2^69 to 2^70
2010-07-24eon_blue_apocalypseNF
no factor from 2^68 to 2^69