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
863986471Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
27448823181414423189912271.22020-02-13 04:13:30
History
DateUserTypeResult
2020-02-13Alex_soldierF
Factor: 2744882318141442318991 / TF: 71-72
2019-05-06srow7NF
no factor from 2^70 to 2^71
2017-01-22ramgeisNF
no factor from 2^68 to 2^70
2015-10-07sasakiNF
no factor from 2^67 to 2^68
2015-03-08sasakiNF
no factor from 2^66 to 2^67
2013-05-04america64NF
no factor from 2^65 to 2^66
2010-10-23Architects CubedNF
no factor from 2^64 to 2^65
2010-04-16Architects CubedNF
no factor from 2^63 to 2^64