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
977970803Composite: 3 known prime factors
Factored
FactorDigitsBitsDate
19559416071030.92008-06-01 01:58:49
73776572184451271652.72014-08-21 11:30:34
42967120961509231431961.92015-12-29 08:53:27
History
DateUserTypeResult
2015-12-29ConductorF
Factor: 4296712096150923143 / TF: 1-62
2014-08-21TJAOIF
Factor: 7377657218445127