Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
260553409Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6680879461333945093192169.22019-05-11 12:24:19
History
DateUserTypeResult
2025-03-20James HeinrichF
Factor: 668087946133394509319 / TF: 69-70
2019-05-11Alexander TsupkoF
Factor: 668087946133394509319 / TF: 69-70
2018-06-20rubikvn2100NF
no factor from 2^68 to 2^69
2016-07-14XZTNF
no factor from 2^67 to 2^68
2015-12-22Stefano Caponi [MachPatrol]NF
no factor from 2^66 to 2^67
2014-05-22soldcakeNF
no factor from 2^65 to 2^66
2011-08-12RichardNF
no factor from 2^64 to 2^65
2010-03-14lindedNF
no factor from 2^63 to 2^64
2010-03-14lindedNF
no factor from 2^62 to 2^63