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
977017073Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
58621024391032.42008-05-27 23:12:05
44244093483426485211961.92015-12-22 17:11:16
History
DateUserTypeResult
2015-12-22ConductorF
Factor: 4424409348342648521 / TF: 1-62