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
694853893Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4512715119682008629032168.62017-07-06 12:16:45
History
DateUserTypeResult
2017-07-06ConductorF
Factor: 451271511968200862903 / TF: 68-69
2014-09-12sasakiNF
no factor from 2^66 to 2^68
2013-12-06sasakiNF
no factor from 2^65 to 2^66