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
196601579Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
14716009196977101577612270.32015-09-15 09:55:10
History
DateUserTypeResult
2015-09-15demfloroF
Factor: 1471600919697710157761 / TF: 70-71
2015-09-15demfloroNF
no factor from 2^69 to 2^70
2015-09-15demfloroNF
no factor from 2^68 to 2^69
2015-09-15demfloroNF
no factor from 2^66 to 2^68
2013-06-28sasaki3NF
no factor from 2^65 to 2^66
2011-04-23sannerud.comNF
no factor from 2^64 to 2^65
2010-08-07Torchwood InstituteNF
no factor from 2^63 to 2^64