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
223996351Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5966478570903287662012169.02015-11-03 06:55:21
History
DateUserTypeResult
2015-11-03demfloroF
Factor: 596647857090328766201 / TF: 69-70
2015-11-03demfloroNF
no factor from 2^66 to 2^69
2013-09-06RichardNF
no factor from 2^65 to 2^66
2011-06-11OS1NF
no factor from 2^64 to 2^65