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
319021097Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2189337215222410994712167.62016-12-09 06:23:09
History
DateUserTypeResult
2016-12-09SarnetskyF
Factor: 218933721522241099471 / TF: 67-69
2016-03-09Simon Watson-PickenNF
no factor from 2^66 to 2^67
2014-07-29KayJongsmaNF
no factor from 2^65 to 2^66
2011-11-03Mr-PlonkNF
no factor from 2^64 to 2^65