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
538164799Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1064967433221896030172166.52015-11-14 13:19:44
History
DateUserTypeResult
2015-11-14Alexander DubrovinF
Factor: 106496743322189603017 / TF: 66-67
2014-11-07sasakiNF
no factor from 2^65 to 2^66