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

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MnStatusDetails
142031723Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
84299844529095080931252012582.82024-10-02 17:02:46
P-1 factors
DateFactorB1B2
2024-10-02842998445290950809312520183800084690900
History
DateUserTypeResult
2024-10-02Ryan PropperF-PM1
Factor: 8429984452909508093125201 / (P-1, B1=838000, B2=84690900)
2024-09-11Luke DurantNF
no factor from 2^76 to 2^77
2024-07-16SRBaseNF
no factor from 2^75 to 2^76
2023-01-21SRBaseNF
no factor from 2^74 to 2^75
2021-11-06SRBaseNF
no factor from 2^73 to 2^74
2020-10-26SRBaseNF
no factor from 2^72 to 2^73
2017-02-27nuclear-smilieNF
no factor from 2^71 to 2^72
2017-02-23JoDuNF
no factor from 2^70 to 2^71
2016-04-15Mihai PredaNF
no factor from 2^69 to 2^70
2016-04-07Mihai PredaNF
no factor from 2^68 to 2^69
2016-03-25dbaughNF
no factor from 2^67 to 2^68
2015-02-22tscNF
no factor from 2^66 to 2^67
2012-12-10RichardNF
no factor from 2^65 to 2^66
2010-12-16subgeniusNF
no factor from 2^64 to 2^65
2010-06-16sasaki3NF
no factor from 2^63 to 2^64