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
913078261Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6228776955836129469432169.12017-12-12 21:26:04
History
DateUserTypeResult
2017-12-12ConductorF
Factor: 622877695583612946943 / TF: 69-70
2017-03-05sasakiNF
no factor from 2^68 to 2^69
2016-05-28lastareasdelhogarNF
no factor from 2^67 to 2^68
2015-12-06ANONYMOUSNF
no factor from 2^66 to 2^67
2013-05-02ramgeisNF
no factor from 2^65 to 2^66
2011-10-24lindedNF
no factor from 2^64 to 2^65
2010-06-27lindedNF
no factor from 2^63 to 2^64