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
163289311Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
70879063140106899524172272.62019-06-27 19:10:10
History
DateUserTypeResult
2019-06-27yponomarevF
Factor: 7087906314010689952417 / TF: 72-73
2019-05-14proxy2222NF
no factor from 2^71 to 2^72
2018-11-27proxy2222NF
no factor from 2^70 to 2^71
2018-06-16proxy2222NF
no factor from 2^69 to 2^70
2017-04-06La GüiraNF
no factor from 2^68 to 2^69
2016-03-17caddrNF
no factor from 2^67 to 2^68
2015-05-21RichardNF
no factor from 2^66 to 2^67
2013-03-05OS1NF
no factor from 2^65 to 2^66
2011-02-06runeskNF
no factor from 2^64 to 2^65
2010-07-02RichardNF
no factor from 2^63 to 2^64