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
977457293Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
9051254533191239.72008-05-30 06:18:12
19000762056549208731960.72015-12-23 16:55:08
History
DateUserTypeResult
2025-06-03mikrNF
no factor from 2^68 to 2^71
2015-12-23ConductorF
Factor: 1900076205654920873 / TF: 1-62