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
277216717Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
29155846680318274480392271.32019-07-15 21:04:23
History
DateUserTypeResult
2019-07-15ConductorF
Factor: 2915584668031827448039 / TF: 71-72
2019-07-15ConductorNF
no factor from 2^70 to 2^71
2019-07-15ConductorNF
no factor from 2^69 to 2^70
2018-07-08MrSupp_CZNF
no factor from 2^68 to 2^69
2016-11-05XolotlNF
no factor from 2^67 to 2^68
2016-01-14tb65536NF
no factor from 2^66 to 2^67
2013-12-07tscNF
no factor from 2^65 to 2^66
2011-09-08OS1NF
no factor from 2^64 to 2^65
2010-04-03sasaki3NF
no factor from 2^63 to 2^64
2010-04-03sasaki3NF
no factor from 2^62 to 2^63