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
478862381Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3472654228764795988632168.22017-12-06 05:06:57
History
DateUserTypeResult
2017-12-06ky0urakuF
Factor: 347265422876479598863 / TF: 68-69
2016-06-14sasakiNF
no factor from 2^67 to 2^68
2016-03-30sasakiNF
no factor from 2^66 to 2^67
2014-10-10OS1NF
no factor from 2^65 to 2^66