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
190333057Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2284045223360488566972167.62015-08-28 15:55:23
History
DateUserTypeResult
2015-08-28demfloroF
Factor: 228404522336048856697 / TF: 66-68
2013-06-05tscNF
no factor from 2^65 to 2^66
2011-04-11RichardNF
no factor from 2^64 to 2^65
2010-08-03Grant McCrackenNF
no factor from 2^63 to 2^64