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
202278163Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
7833739284764184569772169.42015-10-01 06:56:37
History
DateUserTypeResult
2015-10-01demfloroF
Factor: 783373928476418456977 / TF: 69-70
2015-10-01demfloroNF
no factor from 2^68 to 2^69
2015-10-01demfloroNF
no factor from 2^66 to 2^68
2013-07-19Pool PartyNF
no factor from 2^65 to 2^66
2011-05-02dslNF
no factor from 2^64 to 2^65