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

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MnStatusDetails
999005251Composite: 3 known prime factors
Factored
FactorDigitsBitsDate
2608602511411211547.92008-06-02 20:43:29
34448173013053179431961.62015-12-18 10:18:48
531587239182464961612065.52019-01-01 13:26:45
History
DateUserTypeResult
2025-03-30yuriy5-1NF
no factor from 2^71 to 2^72
2025-03-09mikrNF
no factor from 2^70 to 2^71
2025-02-05stepanovnNF
no factor from 2^69 to 2^70
2022-07-15ViliamFF
Factor: 3444817301305317943 / TF: 1-68
2022-07-15ViliamFF
Factor: 260860251141121 / TF: 1-68
2022-07-15ViliamFF
Factor: 53158723918246496161 / TF: 1-68
2022-06-26LordJuliusNF
no factor from 2^66 to 2^67
2021-11-23ViliamFNF
no factor from 2^67 to 2^69
2019-01-01TJAOIF
Factor: 53158723918246496161 / TF: 65-66
2015-12-18ConductorF
Factor: 3444817301305317943 / TF: 1-65