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
800194337Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
19211141401815030378312270.72019-11-11 19:51:56
History
DateUserTypeResult
2019-11-11ConductorF
Factor: 1921114140181503037831 / TF: 70-71
2016-08-16ramgeisNF
no factor from 2^68 to 2^70
2015-09-11sasakiNF
no factor from 2^67 to 2^68
2014-11-21sasakiNF
no factor from 2^66 to 2^67
2013-10-28america64NF
no factor from 2^65 to 2^66
2010-09-27Architects CubedNF
no factor from 2^64 to 2^65
2010-04-04Architects CubedNF
no factor from 2^63 to 2^64