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
152801699Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
28272766914888733226392271.32017-05-17 00:37:45
History
DateUserTypeResult
2017-05-17Sergey NosovF
Factor: 2827276691488873322639 / TF: 70-72*
2017-04-21La GüiraNF
no factor from 2^69 to 2^70
2017-02-27XolotlNF
no factor from 2^68 to 2^69
2016-04-25Mr-PlonkNF
no factor from 2^67 to 2^68
2015-04-01Stephen P WoodthorpeNF
no factor from 2^66 to 2^67
2013-01-24tscNF
no factor from 2^65 to 2^66
2011-01-17oodairaNF
no factor from 2^64 to 2^65
2010-06-301997rj7NF
no factor from 2^63 to 2^64