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

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MnStatusDetails
801442531Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
12473452714736318555592270.12020-01-26 17:22:35
History
DateUserTypeResult
2020-01-26ConductorF
Factor: 1247345271473631855559 / TF: 70-71
2012-01-09James HeinrichNF
no factor from 2^64 to 2^70
2010-07-07Architects CubedNF
no factor from 2^63 to 2^64