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
223288729Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
16739891114618178116412270.52015-11-02 09:55:34
History
DateUserTypeResult
2015-11-02demfloroF
Factor: 1673989111461817811641 / TF: 70-71
2015-11-02demfloroNF
no factor from 2^69 to 2^70
2015-11-02demfloroNF
no factor from 2^68 to 2^69
2015-11-02demfloroNF
no factor from 2^66 to 2^68
2013-08-30MucolNF
no factor from 2^65 to 2^66
2011-06-10Nathan EdingtonNF
no factor from 2^64 to 2^65