Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
277228423Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
11789989602018310649212270.02019-07-17 17:57:18
History
DateUserTypeResult
2019-07-17ConductorF
Factor: 1178998960201831064921 / TF: 69-70
2018-07-08Niels_Mache_NextcloudNF
no factor from 2^68 to 2^69
2016-11-05Mikhail E. GolosovNF
no factor from 2^67 to 2^68
2016-01-14tscNF
no factor from 2^66 to 2^67
2013-12-07carlos56NF
no factor from 2^65 to 2^66
2011-09-08Mr-PlonkNF
no factor from 2^64 to 2^65
2010-04-08-Anonymous-NF
no factor from 2^63 to 2^64
2010-04-08-Anonymous-NF
no factor from 2^62 to 2^63