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
919550921Factored
FactorDigitsBitsDate
8955768948611510700172169.62018-01-24 19:37:39
History
DateUserTypeResult
2018-01-24ConductorF
Factor: 895576894861151070017 / TF: 69-70
2017-04-11sasakiNF
no factor from 2^68 to 2^69
2016-07-21ConductorNF
no factor from 2^67 to 2^68
2015-10-15ConductorNF
no factor from 2^66 to 2^67
2013-05-01america64NF
no factor from 2^65 to 2^66
2011-09-10lindedNF
no factor from 2^64 to 2^65
2010-06-18lindedNF
no factor from 2^63 to 2^64