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
977214263Composite: 4 known prime factors
Factored
FactorDigitsBitsDate
234531423131134.42008-06-01 01:29:07
538953210329771445.62014-01-24 11:22:11
434172016852428071755.32015-01-15 12:42:16
44986808159633291531962.02015-12-23 16:09:42
History
DateUserTypeResult
2023-05-28mikrNF
no factor from 2^67 to 2^73
2015-12-23ConductorF
Factor: 4498680815963329153 / TF: 1-62
2015-01-15TJAOIF
Factor: 43417201685242807 / TF: 55-56
2014-01-24TJAOIF
Factor: 53895321032977