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
975055439Composite: 5 known prime factors
Factored
FactorDigitsBitsDate
19501108791030.92008-05-31 23:57:32
2047616421911237.62008-05-31 23:57:32
10140576565611339.92008-05-31 23:57:33
105654239012138699992063.22015-12-28 09:59:30
2121202397042384385772167.52022-10-06 10:26:51
History
DateUserTypeResult
2023-10-19James HeinrichNF
no factor from 2^69 to 2^70
2023-10-19James HeinrichNF
Redundant composite factor (1950110879*204761642191) from 2^68 to 2^69
2023-10-18James HeinrichF
Factor: 212120239704238438577 / TF: 67-68
2023-03-22LordJuliusNF
no factor from 2^75 to 2^76
2023-01-06LordJuliusNF
no factor from 2^74 to 2^75
2022-10-07LordJuliusNF
no factor from 2^73 to 2^74
2022-10-07LordJuliusNF
no factor from 2^72 to 2^73
2022-10-07LordJuliusNF
no factor from 2^71 to 2^72
2022-10-07LordJuliusNF
no factor from 2^70 to 2^71
2022-10-06TJAOIF
Factor: 212120239704238438577 / TF: 67-68
2015-12-28ConductorF
Factor: 10565423901213869999 / TF: 1-65