Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
69250817Factored
FactorDigitsBitsDate
22189825611949816009649512580.92013-12-06 05:00:21
P-1 factors
DateFactorB1B2
2013-12-06221898256119498160096495176000018430000
History
DateUserTypeResult
2022-05-21LordJuliusNF
no factor from 2^63 to 2^65
2013-12-06La GüiraF-PM1
Factor: 2218982561194981600964951
2012-10-01[DPC] hansRNF
no factor from 2^70 to 2^71
2012-04-22ToddNF
no factor from 2^69 to 2^70
2010-02-22arnaudNF
no factor from 2^68 to 2^69
2010-02-15SAHS Physics ClubNF
no factor from 2^67 to 2^68
2010-02-10duklaNF
no factor from 2^66 to 2^67
2008-06-11James HeinrichNF
no factor from 2^65 to 2^66