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

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MnStatusDetails
975989039Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
5475831808720690391858.92008-06-10 23:26:27
19274490451892009691960.72015-12-30 20:56:30
History
DateUserTypeResult
2025-06-14mikrNF
no factor from 2^68 to 2^71
2015-12-30ConductorF
Factor: 1927449045189200969 / TF: 1-62