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
885987587Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
31077003205087888950312271.42020-03-04 12:14:46
History
DateUserTypeResult
2020-03-04Alex_soldierF
Factor: 3107700320508788895031 / TF: 71-72
2019-07-25srow7NF
no factor from 2^70 to 2^71
2016-10-28ramgeisNF
no factor from 2^68 to 2^70
2015-10-11sasakiNF
no factor from 2^67 to 2^68
2015-04-10sasakiNF
no factor from 2^66 to 2^67
2013-07-31america64NF
no factor from 2^65 to 2^66
2010-10-28Architects CubedNF
no factor from 2^64 to 2^65
2010-04-20Architects CubedNF
no factor from 2^63 to 2^64