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
977015647Composite: 3 known prime factors
Factored
FactorDigitsBitsDate
57448520043611342.42008-05-27 23:10:47
480403439627509131755.42015-01-23 12:48:26
36726524362536710711961.72015-12-22 17:11:01
History
DateUserTypeResult
2015-12-22ConductorF
Factor: 3672652436253671071 / TF: 1-62
2015-01-23TJAOIF
Factor: 48040343962750913 / TF: 55-56