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
687174967Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3469408143790749339592168.22018-07-03 21:41:01
History
DateUserTypeResult
2018-07-03ConductorF
Factor: 346940814379074933959 / TF: 68-69
2016-11-27NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-08-08sasakiNF
no factor from 2^66 to 2^67
2014-02-23america64NF
no factor from 2^65 to 2^66
2012-02-02Mr-PlonkNF
no factor from 2^64 to 2^65
2010-03-01James HintzNF
no factor from 2^62 to 2^64