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

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MnStatusDetails
277193573Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8902814714544973468492169.62019-07-11 15:53:56
History
DateUserTypeResult
2019-07-11ConductorF
Factor: 890281471454497346849 / TF: 69-70
2018-07-08Chabot PrimeNF
no factor from 2^68 to 2^69
2016-11-07XolotlNF
no factor from 2^67 to 2^68
2016-01-13AgreatnateNF
no factor from 2^66 to 2^67
2013-12-07SpecOpUsNF
no factor from 2^65 to 2^66
2011-09-08tscNF
no factor from 2^64 to 2^65
2010-04-03Andrew BNF
no factor from 2^63 to 2^64
2010-04-03Andrew BNF
no factor from 2^62 to 2^63