Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
521458111Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
312309417083402384712064.82011-12-30 02:21:56
3127170161205537284232168.12024-09-19 07:52:22
History
DateUserTypeResult
2024-09-19TJAOIF
Factor: 312717016120553728423 / TF: 65-69
2011-12-30ALSF
Factor: 31230941708340238471
2010-03-16Architects CubedNF
no factor from 2^63 to 2^64