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
800999779Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
37808114098957157326972271.72020-01-13 21:27:19
History
DateUserTypeResult
2020-01-13ConductorF
Factor: 3780811409895715732697 / TF: 71-72
2019-10-16ATHNF
no factor from 2^70 to 2^71
2016-08-17ramgeisNF
no factor from 2^68 to 2^70
2016-08-16ConductorNF
no factor from 2^68 to 2^70
2015-06-24sasakiNF
no factor from 2^67 to 2^68
2014-12-03sasakiNF
no factor from 2^66 to 2^67
2013-10-14sasakiNF
no factor from 2^65 to 2^66
2010-09-30Architects CubedNF
no factor from 2^64 to 2^65
2010-03-29Architects CubedNF
no factor from 2^63 to 2^64