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
208560613Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
13754424279434451008232270.22015-10-16 21:55:20
History
DateUserTypeResult
2015-10-16demfloroF
Factor: 1375442427943445100823 / TF: 70-71
2015-10-16demfloroNF
no factor from 2^69 to 2^70
2015-10-16demfloroNF
no factor from 2^68 to 2^69
2015-10-16demfloroNF
no factor from 2^66 to 2^68
2013-08-06tscNF
no factor from 2^65 to 2^66
2011-05-13sasaki3NF
no factor from 2^64 to 2^65