Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
851241907Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
326110462013326506751192374.82024-06-16 15:47:26
History
DateUserTypeResult
2025-05-16GregF
Factor: 32611046201332650675119 / TF: 74-75
2024-06-16SRBaseF
Factor: 32611046201332650675119 / TF: 74-75*
2022-12-03JaytholomewNF
no factor from 2^73 to 2^74
2021-06-13SRBaseNF
no factor from 2^72 to 2^73
2020-10-14SRBaseNF
no factor from 2^71 to 2^72
2019-03-07srow7NF
no factor from 2^70 to 2^71
2017-01-17ramgeisNF
no factor from 2^68 to 2^70
2015-08-24sasakiNF
no factor from 2^67 to 2^68
2015-02-19sasakiNF
no factor from 2^66 to 2^67
2013-08-13america64NF
no factor from 2^65 to 2^66
2010-10-06Architects CubedNF
no factor from 2^64 to 2^65
2010-04-09Architects CubedNF
no factor from 2^63 to 2^64