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
151608959Factored
FactorDigitsBitsDate
8505423361710171730972169.52017-01-09 17:46:20
History
DateUserTypeResult
2017-01-09Sergey NosovF
Factor: 850542336171017173097 / TF: 68-72*
2016-04-19mikeblasNF
no factor from 2^67 to 2^68
2015-03-25nikoszNF
no factor from 2^66 to 2^67
2013-01-19firereddNF
no factor from 2^65 to 2^66
2011-01-14oodairaNF
no factor from 2^64 to 2^65
2010-06-23sasaki3NF
no factor from 2^63 to 2^64