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
447515909Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
7057838477349442234812169.32019-02-10 18:33:18
History
DateUserTypeResult
2019-02-10ConductorF
Factor: 705783847734944223481 / TF: 69-70
2018-01-28sasakiNF
no factor from 2^68 to 2^69
2016-01-27sasakiNF
no factor from 2^66 to 2^68
2014-09-02ANONYMOUSNF
no factor from 2^65 to 2^66