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
169743421Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
15337428056078979521212270.42016-10-07 01:29:31
History
DateUserTypeResult
2016-10-07Sergey NosovF
Factor: 1533742805607897952121 / TF: 68-72*
2016-03-21XZTNF
no factor from 2^67 to 2^68
2015-08-10TraitorNF
no factor from 2^66 to 2^67
2013-03-28-Anonymous-NF
no factor from 2^65 to 2^66
2011-02-24RichardNF
no factor from 2^64 to 2^65
2010-07-13RichardNF
no factor from 2^63 to 2^64