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
949831781Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
2199945432881986971857.62008-06-08 06:05:41
5321413344623389472632168.92025-10-22 19:50:55
History
DateUserTypeResult
2025-10-22mikrF
Factor: 532141334462338947263 / TF: 68-71