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
320079161Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1496463641442104968072167.02016-12-19 20:09:53
History
DateUserTypeResult
2016-12-19SarnetskyF
Factor: 149646364144210496807 / TF: 67-68*
2016-02-27Leo FoolNF
no factor from 2^66 to 2^67
2014-01-28sasakiNF
no factor from 2^65 to 2^66
2011-11-04sasaki3NF
no factor from 2^64 to 2^65