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
199675601Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3868030133539015411432168.42017-09-16 02:43:50
History
DateUserTypeResult
2024-03-03James HeinrichF
Factor: 386803013353901541143 / TF: 68-72
2017-09-16AlissonF
Factor: 386803013353901541143 / TF: 68-69
2016-06-24XZTNF
no factor from 2^67 to 2^68
2015-09-22MucolNF
no factor from 2^66 to 2^67
2013-07-10tscNF
no factor from 2^65 to 2^66
2011-04-28carlos56NF
no factor from 2^64 to 2^65
2010-08-081997rj7NF
no factor from 2^63 to 2^64