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
247128533Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2990310072056517328332168.02018-06-03 06:42:33
History
DateUserTypeResult
2018-06-03YxinityF
Factor: 299031007205651732833 / TF: 68-69
2016-10-17rubikvn2100NF
no factor from 2^67 to 2^68
2015-12-11sasaki3NF
no factor from 2^66 to 2^67
2013-11-01RichardNF
no factor from 2^65 to 2^66
2011-07-21Damian SilvestreNF
no factor from 2^64 to 2^65