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
227850251Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3234480773263540792012168.12018-03-29 22:11:30
History
DateUserTypeResult
2025-03-13James HeinrichF
Factor: 323448077326354079201 / TF: 68-70
2018-03-29Stanislav_KhokhrinF
Factor: 323448077326354079201 / TF: 68-69
2016-07-14Adam BuranNF
no factor from 2^67 to 2^68
2015-11-10sasaki3NF
no factor from 2^66 to 2^67
2013-09-14subgeniusNF
no factor from 2^65 to 2^66
2011-06-18CorbyguyNF
no factor from 2^64 to 2^65