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
977049719Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
26966572244411341.32008-05-27 23:37:55
12053560279529885211960.12015-12-22 20:48:33
History
DateUserTypeResult
2015-12-22ConductorF
Factor: 1205356027952988521 / TF: 1-62