Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
192970081Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
44969929532865283080412271.92015-09-06 06:55:13
History
DateUserTypeResult
2015-09-06demfloroF
Factor: 4496992953286528308041 / TF: 71-72
2015-09-06demfloroNF
no factor from 2^70 to 2^71
2015-09-06demfloroNF
no factor from 2^69 to 2^70
2015-09-06demfloroNF
no factor from 2^68 to 2^69
2015-09-06demfloroNF
no factor from 2^66 to 2^68
2013-06-18RichardNF
no factor from 2^65 to 2^66
2011-04-16Mr-PlonkNF
no factor from 2^64 to 2^65
2010-08-05-Anonymous-NF
no factor from 2^63 to 2^64