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

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MnStatusDetails
111602839Factored
FactorDigitsBitsDate
5173073139982490527158232478.82021-09-05 21:55:40
P-1 factors
DateFactorB1B2
2021-09-0551730731399824905271582378000022852000
History
DateUserTypeResult
2021-09-05Ge yongF-PM1
Factor: 517307313998249052715823 / (P-1, B1=780000, B2=22852000, E=12)
2021-01-11arpcarNF
no factor from 2^76 to 2^77
2020-12-11arpcarNF
no factor from 2^75 to 2^76
2020-11-23arpcarNF
no factor from 2^74 to 2^75
2020-07-27jwnutterNF
no factor from 2^73 to 2^74
2020-04-20SRBaseNF
no factor from 2^72 to 2^73
2019-01-14Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2014-11-20RichD0NF
no factor from 2^70 to 2^71
2014-11-14wombatmanNF
no factor from 2^69 to 2^70
2013-11-03SMoffatNF
no factor from 2^68 to 2^69
2013-10-14PascalBieriNF
no factor from 2^67 to 2^68
2013-10-05PascalBieriNF
no factor from 2^66 to 2^67
2012-05-29Torchwood InstituteNF
no factor from 2^65 to 2^66
2010-09-22sasaki3NF
no factor from 2^64 to 2^65
2010-05-032knarfNF
no factor from 2^63 to 2^64