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
977493161Composite: 3 known prime factors
Factored
FactorDigitsBitsDate
582215082600579831755.72008-06-03 19:10:40
2092204524607183271857.52015-06-26 11:46:14
16433405995594451771960.52015-12-23 17:04:15
History
DateUserTypeResult
2015-12-23ConductorF
Factor: 1643340599559445177 / TF: 1-62
2015-06-26TJAOIF
Factor: 209220452460718327 / TF: 57-58