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
216328901Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
12683699264866361934492270.12020-02-05 07:38:47
History
DateUserTypeResult
2020-02-05Alexander TsupkoF
Factor: 1268369926486636193449
2018-06-26ZenghuiNF
no factor from 2^69 to 2^70
2018-01-04deo2016NF
no factor from 2^68 to 2^69
2016-09-08DerekNF
no factor from 2^67 to 2^68
2015-10-20vwflat4NF
no factor from 2^66 to 2^67
2012-07-02laleraNF
no factor from 2^65 to 2^66
2011-05-28clemsonNF
no factor from 2^64 to 2^65