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
197945609Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
144054032591288129146572373.62019-05-15 09:00:19
History
DateUserTypeResult
2019-05-15Samuel SchmidtF
Factor: 14405403259128812914657 / TF: 73-74
2019-05-14GROBERTSNF
no factor from 2^72 to 2^73
2019-05-10GROBERTSNF
no factor from 2^71 to 2^72
2019-02-10Niels_Mache_NextcloudNF
no factor from 2^70 to 2^71
2018-12-22ANONYMOUSNF
no factor from 2^69 to 2^70
2017-09-06rubikvn2100NF
no factor from 2^68 to 2^69
2016-08-10XZTNF
no factor from 2^67 to 2^68
2015-09-18loki1975NF
no factor from 2^66 to 2^67
2013-07-03subgeniusNF
no factor from 2^65 to 2^66
2011-04-25sasaki3NF
no factor from 2^64 to 2^65
2010-08-08Mr-PlonkNF
no factor from 2^63 to 2^64