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
207677719Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3768775861967950611672168.42015-10-08 07:55:17
History
DateUserTypeResult
2015-10-08demfloroF
Factor: 376877586196795061167 / TF: 68-69
2015-10-08demfloroNF
no factor from 2^66 to 2^68
2013-08-05AnnaNF
no factor from 2^65 to 2^66
2011-05-11PiepenNF
no factor from 2^64 to 2^65