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
680841881Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5597667111046381395132168.92017-11-16 18:17:39
History
DateUserTypeResult
2017-11-16NipalF
Factor: 559766711104638139513 / TF: 68-70
2016-10-22sasakiNF
no factor from 2^67 to 2^68
2014-07-29sasakiNF
no factor from 2^66 to 2^67
2014-01-17sasakiNF
no factor from 2^65 to 2^66
2012-01-30bcp19NF
no factor from 2^64 to 2^65
2010-07-02Architects CubedNF
no factor from 2^63 to 2^64