Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

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MnStatusDetails
904021021Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
19662107772159875092312270.72019-03-21 19:28:15
History
DateUserTypeResult
2024-05-27ChuckNF
no factor from 2^68 to 2^69
2019-03-21ConductorF
Factor: 1966210777215987509231 / TF: 70-71
2017-03-30Alex_soldierNF
no factor from 2^69 to 2^70
2017-03-26ConductorNF
no factor from 2^68 to 2^69
2016-06-15ConductorNF
no factor from 2^67 to 2^68
2015-02-02Gordon SpenceNF
no factor from 2^66 to 2^67
2011-11-28lindedNF
no factor from 2^65 to 2^66
2011-09-08lindeeNF
no factor from 2^64 to 2^65
2010-07-25lindeeNF
no factor from 2^63 to 2^64