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
950139791Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
128160403483649003407212373.42020-12-28 14:40:05
History
DateUserTypeResult
2024-06-28James HeinrichNF
no factor from 2^72 to 2^73
2020-12-28ConductorF
Factor: 12816040348364900340721 / TF: 73-74
2020-11-12ConductorNF
no factor from 2^72 to 2^73
2020-10-17SRBaseNF
no factor from 2^71 to 2^72
2018-11-18Niels_Mache_NextcloudNF
no factor from 2^70 to 2^71
2015-05-02ramgeisNF
no factor from 2^68 to 2^70
2013-05-02ramgeisNF
no factor from 2^65 to 2^68
2011-04-29lindedNF
no factor from 2^64 to 2^65
2010-06-09lindedNF
no factor from 2^63 to 2^64