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
977844851Composite: 3 known prime factors
Factored
FactorDigitsBitsDate
89883498703931343.02008-06-02 05:25:39
573500216269982091755.72015-02-06 12:50:14
17500911727322632011960.62015-12-23 20:30:05
History
DateUserTypeResult
2015-12-23ConductorF
Factor: 1750091172732263201 / TF: 1-62
2015-02-06TJAOIF
Factor: 57350021626998209 / TF: 55-56