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
190334359Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
41795721488915042683612271.82015-08-28 21:55:30
History
DateUserTypeResult
2015-08-28demfloroF
Factor: 4179572148891504268361 / TF: 71-72
2015-08-28demfloroNF
no factor from 2^70 to 2^71
2015-08-28demfloroNF
no factor from 2^69 to 2^70
2015-08-28demfloroNF
no factor from 2^68 to 2^69
2015-08-28demfloroNF
no factor from 2^66 to 2^68
2013-06-05-Anonymous-NF
no factor from 2^65 to 2^66
2011-04-10sasaki3NF
no factor from 2^64 to 2^65
2010-08-02Torchwood InstituteNF
no factor from 2^63 to 2^64