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
168005083Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
117580522311171837002392373.32019-12-20 10:29:26
History
DateUserTypeResult
2025-04-29NStormF
Factor: 11758052231117183700239 / TF: 73-74
2019-12-20Smok_bmv F
Factor: 11758052231117183700239 / TF: 73-74*
2018-08-15Choi4KANGNF
no factor from 2^72 to 2^73
2018-04-11David HruskaNF
no factor from 2^71 to 2^72
2018-02-20ZenghuiNF
no factor from 2^70 to 2^71
2018-02-09RobertNNF
no factor from 2^69 to 2^70
2017-04-25DreyvNF
no factor from 2^68 to 2^69
2016-03-31XZTNF
no factor from 2^67 to 2^68
2015-06-03SummyNF
no factor from 2^66 to 2^67
2013-03-22HBendtzNF
no factor from 2^65 to 2^66
2011-02-15Thomas StorkNF
no factor from 2^64 to 2^65
2010-07-07oodairaNF
no factor from 2^63 to 2^64