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
40907401Factored
FactorDigitsBitsDate
5968629180643335196642972479.02018-02-27 22:52:53
13171887070998569024560495695001733106.72018-02-27 22:52:53
LL
StatusDateUserResidueShift
Verified (Factored)2008-01-15Doug Shaw1356916B61F901EC443998
Verified (Factored)2016-09-06estrand1356916B61F901EC22110654
P-1 factors
DateFactorB1B2
2018-02-277861810953610072937721576982962663200712873680684844304979500018682500
History
DateUserTypeResult
2018-02-27Architects CubedF-PM1
Factor: 78618109536100729377215769829626632007128736806848443049 / (P-1, B1=795000, B2=18682500, E=12)
2016-09-06estrandC-LL
1356916B61F901EC
2015-06-07TheJudgerNF
no factor from 2^71 to 2^72
2014-12-24chalsallNF
no factor from 2^70 to 2^71
2014-12-23Andrew BNF
no factor from 2^69 to 2^70
2013-11-27AxelssonNF
no factor from 2^68 to 2^69