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
248073121Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2956357109484340810092168.02018-06-05 15:58:37
History
DateUserTypeResult
2018-06-05YxinityF
Factor: 295635710948434081009 / TF: 68-69
2016-10-19Mikhail E. GolosovNF
no factor from 2^67 to 2^68
2015-12-13el groccoNF
no factor from 2^66 to 2^67
2014-04-28OS1NF
no factor from 2^65 to 2^66
2011-07-22sasaki3NF
no factor from 2^64 to 2^65