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
199953151Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2090096099111315089932167.52016-06-02 20:47:07
History
DateUserTypeResult
2024-03-07James HeinrichNF
no factor from 2^68 to 2^72
2016-06-02ee33t1F
Factor: 209009609911131508993 / TF: 67-72
2015-09-12rob147147NF
no factor from 2^66 to 2^67
2013-07-11Gordon SpenceNF
no factor from 2^65 to 2^66
2011-04-29vapaddyNF
no factor from 2^64 to 2^65
2010-09-131997rj7NF
no factor from 2^63 to 2^64