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
78412937Factored
FactorDigitsBitsDate
523511692274750946727506892685.42016-06-05 15:07:22
P-1 factors
DateFactorB1B2
2016-06-055235116922747509467275068966000013200000
History
DateUserTypeResult
2016-06-05TheJudgerF-PM1
Factor: 52351169227475094672750689 / (P-1, B1=660000, B2=13200000, E=12)
2016-05-27AirSquirrelsNF
no factor from 2^74 to 2^75
2016-05-27AirSquirrelsNF
no factor from 2^73 to 2^74
2016-05-20GregNF
no factor from 2^72 to 2^73
2015-07-14RichD0NF
no factor from 2^71 to 2^72
2013-01-13albin_pouillesNF
no factor from 2^70 to 2^71
2011-03-23eon_blue_apocalypseNF
no factor from 2^69 to 2^70
2011-03-18eon_blue_apocalypseNF
no factor from 2^68 to 2^69
2011-03-14eon_blue_apocalypseNF
no factor from 2^67 to 2^68
2011-01-08Re83LNF
no factor from 2^66 to 2^67
2011-01-07-Anonymous-NF
no factor from 2^65 to 2^66
2010-11-07-Anonymous-NF
no factor from 2^64 to 2^65