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
101839219Factored
FactorDigitsBitsDate
29602480147225298188850712581.32021-01-01 12:00:23
P-1 factors
DateFactorB1B2
2021-01-01296024801472252981888507110000001000000
History
DateUserTypeResult
2021-01-01KrieselF-PM1
Factor: 2960248014722529818885071 / (P-1, B1=1000000)
2020-01-29TheJudgerNF
no factor from 2^75 to 2^76
2020-01-29TheJudgerNF
no factor from 2^74 to 2^75
2020-01-27ixfd64NF
no factor from 2^72 to 2^74
2018-11-27el groccoNF
no factor from 2^71 to 2^72
2013-09-01RobishNF
no factor from 2^70 to 2^71
2013-08-30RobishNF
no factor from 2^69 to 2^70
2013-08-28RobishNF
no factor from 2^68 to 2^69
2013-08-27RobishNF
no factor from 2^67 to 2^68
2013-08-27SMoffatNF
no factor from 2^66 to 2^67
2012-04-20Joe BauerNF
no factor from 2^65 to 2^66
2010-08-15monstNF
no factor from 2^64 to 2^65
2010-04-071997rj7NF
no factor from 2^63 to 2^64