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
60165101Factored
FactorDigitsBitsDate
163069205077964460296812373.82013-01-03 18:29:48
P-1 factors
DateFactorB1B2
2013-01-031630692050779644602968156000010640000
History
DateUserTypeResult
2022-03-29LordJuliusNF
no factor from 2^60 to 2^63
2013-01-03Jwb52zF-PM1
Factor: 16306920507796446029681
2012-11-22Jerry HallettNF
no factor from 2^71 to 2^73
2012-06-27Serge BatalovNF
no factor from 2^70 to 2^71
2011-07-10David CampeauNF
no factor from 2^69 to 2^70
2009-06-25ITSNF
no factor from 2^68 to 2^69
2009-02-25emphasisNF
no factor from 2^67 to 2^68
2009-02-24HazmattomNF
no factor from 2^66 to 2^67
2009-02-08Carlos Enrique IorioNF
no factor from 2^65 to 2^66
2009-01-18Sturle SundeNF
no factor from 2^64 to 2^65
2008-11-29PhantomasNF
no factor from 2^63 to 2^64