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
225208541Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5399504595109395707292168.92018-03-17 17:47:20
History
DateUserTypeResult
2025-03-13James HeinrichF
Factor: 539950459510939570729 / TF: 68-70
2018-03-17Stanislav_KhokhrinF
Factor: 539950459510939570729 / TF: 68-69
2016-09-13XZTNF
no factor from 2^67 to 2^68
2015-11-04ANONYMOUSNF
no factor from 2^66 to 2^67
2013-09-06GrunwalderGIMPNF
no factor from 2^65 to 2^66
2011-06-15RichardNF
no factor from 2^64 to 2^65