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
277080437Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8953283430442549590412169.62019-06-18 15:14:03
History
DateUserTypeResult
2019-06-18ConductorF
Factor: 895328343044254959041 / TF: 69-70
2018-07-08MurraySNF
no factor from 2^68 to 2^69
2016-11-04XolotlNF
no factor from 2^67 to 2^68
2016-01-13Mr-PlonkNF
no factor from 2^66 to 2^67
2013-12-06haphaeuNF
no factor from 2^65 to 2^66
2011-09-08OS1NF
no factor from 2^64 to 2^65
2010-04-04garoNF
no factor from 2^63 to 2^64
2010-04-04garoNF
no factor from 2^62 to 2^63