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
159645397Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
25896472306507097706312271.12017-11-30 09:54:58
History
DateUserTypeResult
2017-11-30ky0urakuF
Factor: 2589647230650709770631 / TF: 71-72*
2017-11-28Tomas FabianNF
no factor from 2^70 to 2^71
2017-06-15RichardNF
no factor from 2^68 to 2^69
2017-04-05YxinityNF
no factor from 2^69 to 2^70
2017-04-05YxinityNF
no factor from 2^68 to 2^69
2016-06-23RichardNF
no factor from 2^67 to 2^68
2015-04-30guruNF
no factor from 2^66 to 2^67
2013-02-19sasaki3NF
no factor from 2^65 to 2^66
2011-02-03RichardNF
no factor from 2^64 to 2^65