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
902521117Factored
FactorDigitsBitsDate
1720219536488895624892167.22016-06-10 12:18:15
History
DateUserTypeResult
2016-06-10ConductorF
Factor: 172021953648889562489 / TF: 67-68
2015-01-30Gordon SpenceNF
no factor from 2^66 to 2^67
2013-04-25ramgeisNF
no factor from 2^65 to 2^66
2011-04-18lindeeNF
no factor from 2^64 to 2^65
2010-06-26lindeeNF
no factor from 2^63 to 2^64