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
975150541Composite: 3 known prime factors
Factored
FactorDigitsBitsDate
212095242667511444.32008-06-02 05:51:34
727985062288019291756.02015-03-02 12:44:51
26164158771300528731961.22015-12-30 15:18:00
History
DateUserTypeResult
2015-12-30ConductorF
Factor: 2616415877130052873 / TF: 1-65
2015-03-02TJAOIF
Factor: 72798506228801929 / TF: 56-57