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
680001911Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4044351425673080067612168.52017-11-04 19:47:51
History
DateUserTypeResult
2017-11-04NipalF
Factor: 404435142567308006761 / TF: 68-70
2016-01-21Andreas_TruetschNF
no factor from 2^67 to 2^68
2014-07-29sasakiNF
no factor from 2^66 to 2^67
2014-01-14sasakiNF
no factor from 2^65 to 2^66
2012-01-28sasaki3NF
no factor from 2^64 to 2^65
2010-06-27Architects CubedNF
no factor from 2^63 to 2^64