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
267855817Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
11590865448984627823132270.02019-06-08 02:18:00
History
DateUserTypeResult
2025-03-19James HeinrichF
Factor: 1159086544898462782313 / TF: 69-70
2019-06-08Alexander TsupkoF
Factor: 1159086544898462782313 / TF: 69-70
2018-06-29tscNF
no factor from 2^68 to 2^69
2016-07-29XZTNF
no factor from 2^67 to 2^68
2015-12-30sasakiNF
no factor from 2^66 to 2^67
2013-11-25ANONYMOUSNF
no factor from 2^65 to 2^66
2011-08-23vats09NF
no factor from 2^64 to 2^65
2010-03-23lindedNF
no factor from 2^63 to 2^64
2010-03-23lindedNF
no factor from 2^62 to 2^63