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
223039169Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4229086284567168084012168.52018-03-04 19:31:17
History
DateUserTypeResult
2025-03-19James HeinrichF
Factor: 422908628456716808401 / TF: 68-70
2018-03-04AlissonF
Factor: 422908628456716808401 / TF: 68-69
2016-09-08XZTNF
no factor from 2^67 to 2^68
2015-11-05RichardNF
no factor from 2^66 to 2^67
2013-08-29subgeniusNF
no factor from 2^65 to 2^66
2011-06-09HBendtzNF
no factor from 2^64 to 2^65