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
690281387Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
9139470714993746235672169.62018-05-22 15:52:42
History
DateUserTypeResult
2018-05-22YxinityF
Factor: 913947071499374623567 / TF: 69-70
2017-09-03oodairaNF
no factor from 2^68 to 2^69
2014-12-03sasakiNF
no factor from 2^67 to 2^68
2014-08-24sasakiNF
no factor from 2^66 to 2^67
2013-12-07sasakiNF
no factor from 2^65 to 2^66