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

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MnStatusDetails
113248117Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
19086944715594432350091720732890.62022-09-26 03:48:51
P-1 factors
DateFactorB1B2
2022-09-26190869447155944323500917207356700023977000
History
DateUserTypeResult
2022-09-26ky0urakuF-PM1
Factor: 1908694471559443235009172073 / (P-1, B1=567000, B2=23977000)
2022-06-05Architects CubedNF
no factor from 2^76 to 2^77
2021-01-20arpcarNF
no factor from 2^75 to 2^76
2021-01-17arpcarNF
no factor from 2^74 to 2^75
2020-08-31ZenzomaNF
no factor from 2^73 to 2^74
2020-04-22SRBaseNF
no factor from 2^72 to 2^73
2019-01-05Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2015-04-07La GüiraNF
no factor from 2^70 to 2^71
2015-03-22SMoffatNF
no factor from 2^69 to 2^70
2015-02-22PascalBieriNF
no factor from 2^68 to 2^69
2015-02-13PascalBieriNF
no factor from 2^67 to 2^68
2014-11-12MattNF
no factor from 2^66 to 2^67
2012-06-05tscNF
no factor from 2^65 to 2^66
2010-09-28oilwarzonedotcomNF
no factor from 2^64 to 2^65
2010-06-081997rj7NF
no factor from 2^63 to 2^64