Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
222736399Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
12605339560899058717212270.12015-11-02 01:55:23
History
DateUserTypeResult
2015-11-02demfloroF
Factor: 1260533956089905871721 / 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
2013-08-31RichardNF
no factor from 2^65 to 2^66
2011-06-09Dalos LeeNF
no factor from 2^64 to 2^65
2010-05-20Architects CubedNF
no factor from 2^63 to 2^64