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
694420289Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4275332667339581181612168.52017-07-03 11:57:42
History
DateUserTypeResult
2017-07-03ConductorF
Factor: 427533266733958118161 / TF: 68-69
2014-08-27sasakiNF
no factor from 2^66 to 2^68
2013-12-06sasakiNF
no factor from 2^65 to 2^66