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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Exponent Range:










MnStatusDetails
259397387Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
194052521968384269412732374.02022-09-05 15:56:28
History
DateUserTypeResult
2022-09-05Elijah KuzminF
Factor: 19405252196838426941273
2022-02-21SRBaseNF
no factor from 2^73 to 2^74
2020-12-02SRBaseNF
no factor from 2^72 to 2^73
2020-07-04SRBaseNF
no factor from 2^71 to 2^72
2020-05-03SRBaseNF
no factor from 2^70 to 2^71
2019-05-05Chabot PrimeNF
no factor from 2^69 to 2^70
2018-06-18Niels_Mache_NextcloudNF
no factor from 2^68 to 2^69
2016-08-05XZTNF
no factor from 2^67 to 2^68
2015-12-20crushburnrestartNF
no factor from 2^66 to 2^67
2014-05-19firereddNF
no factor from 2^65 to 2^66
2011-08-10HBendtzNF
no factor from 2^64 to 2^65
2010-03-12OS1NF
no factor from 2^63 to 2^64
2010-03-12OS1NF
no factor from 2^62 to 2^63