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
105839471Factored
FactorDigitsBitsDate
789290166679689345777637837378331102.62020-07-19 20:23:29
P-1 factors
DateFactorB1B2
2020-07-19789290166679689345777637837378384000016800000
History
DateUserTypeResult
2020-07-19TheJudgerF-PM1
Factor: 7892901666796893457776378373783 / (P-1, B1=840000, B2=16800000, E=12)
2020-05-03TheJudgerNF
no factor from 2^76 to 2^77
2020-05-03TheJudgerNF
no factor from 2^75 to 2^76
2020-03-03LaurVNF
no factor from 2^74 to 2^75
2020-02-25Hans LoeblichNF
no factor from 2^73 to 2^74
2020-01-04emogaNF
no factor from 2^72 to 2^73
2015-01-24Preben SNF
no factor from 2^71 to 2^72
2013-09-24SMoffatNF
no factor from 2^70 to 2^71
2013-09-17SMoffatNF
no factor from 2^69 to 2^70
2013-09-13SMoffatNF
no factor from 2^68 to 2^69
2013-09-08SMoffatNF
no factor from 2^67 to 2^68
2013-09-05RobishNF
no factor from 2^66 to 2^67
2012-05-13subgeniusNF
no factor from 2^65 to 2^66
2010-09-02sasaki3NF
no factor from 2^64 to 2^65
2010-04-21BOMNF
no factor from 2^63 to 2^64