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
80383111Factored
FactorDigitsBitsDate
1237092592294719223491132476.72017-01-20 03:06:37
P-1 factors
DateFactorB1B2
2017-01-2012370925922947192234911368000013770000
History
DateUserTypeResult
2017-01-20Sergey NosovF-PM1
Factor: 123709259229471922349113 / (P-1, B1=680000, B2=13770000, E=12)
2016-10-16TheJudgerNF
no factor from 2^74 to 2^75
2016-10-12RichD0NF
no factor from 2^73 to 2^74
2016-03-22David CampeauNF
no factor from 2^72 to 2^73
2016-03-22David CampeauNF
no factor from 2^71 to 2^72
2011-03-23opyrtNF
no factor from 2^70 to 2^71
2011-03-23opyrtNF
no factor from 2^69 to 2^70
2011-03-23opyrtNF
no factor from 2^68 to 2^69
2011-03-23opyrtNF
no factor from 2^67 to 2^68
2011-03-23opyrtNF
no factor from 2^65 to 2^67
2010-12-03Architects CubedNF
no factor from 2^64 to 2^65