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
185759953Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
41079267848663681726232271.82019-06-05 00:00:25
History
DateUserTypeResult
2019-06-05Samuel SchmidtF
Factor: 4107926784866368172623 / TF: 71-72
2018-12-06ZenghuiNF
no factor from 2^70 to 2^71
2018-05-26ZenghuiNF
no factor from 2^69 to 2^70
2017-07-01goldenmemeNF
no factor from 2^68 to 2^69
2016-07-20rubikvn2100NF
no factor from 2^67 to 2^68
2015-08-20RichardNF
no factor from 2^66 to 2^67
2013-05-23RichardNF
no factor from 2^65 to 2^66
2011-04-01oodairaNF
no factor from 2^64 to 2^65
2010-07-28Mark GrantNF
no factor from 2^63 to 2^64