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

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MnStatusDetails
277359851Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
9126572421856974546312169.62019-09-01 19:44:52
History
DateUserTypeResult
2019-09-01ConductorF
Factor: 912657242185697454631 / TF: 69-70
2018-07-08Niels_Mache_NextcloudNF
no factor from 2^68 to 2^69
2016-11-06Leo FoolNF
no factor from 2^67 to 2^68
2016-01-15tscNF
no factor from 2^66 to 2^67
2013-12-07HardyP GermanyNF
no factor from 2^65 to 2^66
2011-09-08sasaki3NF
no factor from 2^64 to 2^65
2010-04-04kiwiboyNF
no factor from 2^63 to 2^64
2010-04-04kiwiboyNF
no factor from 2^62 to 2^63