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

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MnStatusDetails
253900147Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
7757886121936025532892169.42018-06-09 17:33:13
History
DateUserTypeResult
2018-06-10BJBNF
no factor from 2^68 to 2^69
2018-06-09YxinityF
Factor: 775788612193602553289 / TF: 69-70
2018-06-09YxinityNF
no factor from 2^68 to 2^69
2015-06-17caddrNF
no factor from 2^66 to 2^68
2013-11-13RichardNF
no factor from 2^65 to 2^66
2011-07-31Mr-PlonkNF
no factor from 2^64 to 2^65
2010-03-05Torchwood InstituteNF
no factor from 2^63 to 2^64
2010-03-05Torchwood InstituteNF
no factor from 2^62 to 2^63