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

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MnStatusDetails
74476733Factored
FactorDigitsBitsDate
3366054922624379115829672478.22015-12-17 22:45:20
P-1 factors
DateFactorB1B2
2015-12-1733660549226243791158296763500011906250
History
DateUserTypeResult
2015-12-17Jwb52zF-PM1
Factor: 336605492262437911582967 / (P-1, B1=635000, B2=11906250)
2015-12-15AirSquirrelsNF
no factor from 2^74 to 2^75
2015-12-15AirSquirrelsNF
no factor from 2^73 to 2^74
2015-10-16Matthias WurtingerNF
no factor from 2^72 to 2^73
2013-12-23Smok_bmv NF
no factor from 2^71 to 2^72
2013-12-23Smok_bmv NF
no factor from 2^70 to 2^71
2013-05-12S00030NF
no factor from 2^69 to 2^70
2010-09-28ITSNF
no factor from 2^68 to 2^69
2010-09-23MarekBNF
no factor from 2^67 to 2^68
2010-09-13GrunwalderGIMPNF
no factor from 2^66 to 2^67
2010-09-12XorsistNF
no factor from 2^65 to 2^66
2010-09-11ConadComputerNF
no factor from 2^64 to 2^65
2008-09-12lycornNF
no factor to 2^64