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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
277380781Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
33843607750968423467212271.52019-09-07 09:11:30
History
DateUserTypeResult
2019-09-07ConductorF
Factor: 3384360775096842346721 / TF: 71-72
2019-09-07ConductorNF
no factor from 2^70 to 2^71
2019-09-07ConductorNF
no factor from 2^69 to 2^70
2018-07-08tmorrowNF
no factor from 2^68 to 2^69
2016-11-10KorzeniowskiNF
no factor from 2^67 to 2^68
2016-01-14vwflat4NF
no factor from 2^66 to 2^67
2013-12-07sasaki3NF
no factor from 2^65 to 2^66
2011-09-10RichardNF
no factor from 2^64 to 2^65
2010-04-04lindedNF
no factor from 2^63 to 2^64
2010-04-04lindedNF
no factor from 2^62 to 2^63