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
198681569Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6807525383345630157292169.22015-09-21 14:55:19
History
DateUserTypeResult
2015-09-21demfloroF
Factor: 680752538334563015729 / TF: 69-70
2015-09-21demfloroNF
no factor from 2^68 to 2^69
2015-09-21demfloroNF
no factor from 2^66 to 2^68
2013-07-09RichardNF
no factor from 2^65 to 2^66
2011-04-27SaraNF
no factor from 2^64 to 2^65
2010-09-031997rj7NF
no factor from 2^63 to 2^64