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
153440227Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
34811137553824164989512271.62017-06-02 01:38:54
History
DateUserTypeResult
2017-06-02Sergey NosovF
Factor: 3481113755382416498951 / TF: 70-72*
2017-05-30La GüiraNF
no factor from 2^69 to 2^70
2017-02-26XolotlNF
no factor from 2^68 to 2^69
2016-04-30Jens PedersenNF
no factor from 2^67 to 2^68
2015-04-03BJBNF
no factor from 2^66 to 2^67
2013-01-26Charles A. MorrisNF
no factor from 2^65 to 2^66
2011-01-19runeskNF
no factor from 2^64 to 2^65
2010-06-24Torchwood InstituteNF
no factor from 2^63 to 2^64