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
153443267Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
21570953499262534625112270.92017-06-07 00:09:25
History
DateUserTypeResult
2017-06-07Sergey NosovF
Factor: 2157095349926253462511 / TF: 70-72*
2017-05-30La GüiraNF
no factor from 2^69 to 2^70
2017-02-27ANONYMOUSNF
no factor from 2^68 to 2^69
2016-04-27Nice MarmotNF
no factor from 2^67 to 2^68
2015-04-04Grant McCrackenNF
no factor from 2^66 to 2^67
2013-01-27Dalos LeeNF
no factor from 2^65 to 2^66
2011-01-19sasaki3NF
no factor from 2^64 to 2^65
2010-08-24sasaki3NF
no factor from 2^63 to 2^64