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
273553571Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
1800361813197958232472167.32016-10-29 09:59:34
2532395969090749641132167.82023-04-18 07:55:07
History
DateUserTypeResult
2023-04-18TJAOIF
Factor: 253239596909074964113 / TF: 67-68
2016-10-29Mikhail E. GolosovF
Factor: 180036181319795823247 / TF: 67-68
2016-01-08ANONYMOUSNF
no factor from 2^66 to 2^67
2013-12-02carlos56NF
no factor from 2^65 to 2^66
2011-09-04RichardNF
no factor from 2^64 to 2^65
2010-03-30lindedNF
no factor from 2^63 to 2^64
2010-03-30lindedNF
no factor from 2^62 to 2^63