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
193730189Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
120495896612169354549372373.42020-10-22 08:46:01
History
DateUserTypeResult
2020-10-22Alex_soldierF
Factor: 12049589661216935454937 / TF: 73-74
2020-10-22Alex_soldierNF
no factor from 2^72 to 2^73
2019-02-22JMGarciaNF
no factor from 2^71 to 2^72
2019-02-09Niels_Mache_NextcloudNF
no factor from 2^70 to 2^71
2018-12-06Chabot PrimeNF
no factor from 2^69 to 2^70
2017-08-21tscNF
no factor from 2^68 to 2^69
2016-08-05netsurferNF
no factor from 2^67 to 2^68
2015-09-07KayJongsmaNF
no factor from 2^66 to 2^67
2013-06-17Mr-PlonkNF
no factor from 2^65 to 2^66
2011-04-17sasaki3NF
no factor from 2^64 to 2^65
2010-08-08RichardNF
no factor from 2^63 to 2^64