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

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MnStatusDetails
132115471Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1833561571841289973635912477.32024-08-21 14:49:52
P-1 factors
DateFactorB1B2
2024-08-211833561571841289973635911066000772965270
History
DateUserTypeResult
2024-08-21Luke DurantF-PM1
Factor: 183356157184128997363591 / (P-1, B1=1066000, B2=772965270)
2023-08-31tottenhoffNF
no factor from 2^76 to 2^77
2023-05-16tottenhoffNF
no factor from 2^75 to 2^76
2023-01-02SRBaseNF
no factor from 2^74 to 2^75
2021-07-22SRBaseNF
no factor from 2^73 to 2^74
2020-10-22SRBaseNF
no factor from 2^72 to 2^73
2016-06-25EPFNF
no factor from 2^71 to 2^72
2016-06-12d3zorgNF
no factor from 2^70 to 2^71
2016-06-11d3zorgNF
no factor from 2^69 to 2^70
2014-06-26mikrNF
no factor from 2^68 to 2^69
2014-06-26mikrNF
no factor from 2^66 to 2^68
2012-10-14HardyP GermanyNF
no factor from 2^65 to 2^66
2010-11-16Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-06-03sasaki3NF
no factor from 2^63 to 2^64