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

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MnStatusDetails
207157409Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
874308942432326031912066.22015-10-12 05:10:03
History
DateUserTypeResult
2015-10-12ConductorF
Factor: 87430894243232603191 / TF: 66-67
2013-12-27sasakiNF
no factor from 2^65 to 2^66
2011-05-10Mr-PlonkNF
no factor from 2^64 to 2^65