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

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MnStatusDetails
999564551Composite: 3 known prime factors
Factored
FactorDigitsBitsDate
19991291031030.92008-05-05 05:43:23
4078223368091238.62012-05-01 05:14:30
41411851654845275271961.82015-12-25 20:56:13
History
DateUserTypeResult
2025-03-11mikrNF
no factor from 2^70 to 2^71
2024-08-27MooMoo2NF
Redundant composite factor (1999129103*407822336809) from 2^69 to 2^70
2022-09-27onlinegameNF
no factor from 2^68 to 2^69
2022-04-07James HeinrichF
Factor: 407822336809 / TF: 1-67
2022-04-07James HeinrichF
Factor: 4141185165484527527 / TF: 1-67
2022-04-07James HeinrichF
Factor: 1999129103 / TF: 1-67
2021-12-22ViliamFNF
no factor from 2^67 to 2^68
2015-12-25ConductorF
Factor: 4141185165484527527 / TF: 1-62
2012-05-01nextPrimeF
Factor: 407822336809