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
147443587Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
52613143447109389259692272.22020-04-19 09:10:49
History
DateUserTypeResult
2020-04-19Daniil TsarkovF
Factor: 5261314344710938925969 / TF: 72-73
2017-06-20MatthaeusNF
no factor from 2^71 to 2^72
2017-06-09Andrew BNF
no factor from 2^70 to 2^71
2016-12-05AK76NF
no factor from 2^69 to 2^70
2016-12-05AK76NF
no factor from 2^68 to 2^69
2016-03-19DerekNF
no factor from 2^67 to 2^68
2015-03-08aurashiftNF
no factor from 2^66 to 2^67
2013-01-04RichardNF
no factor from 2^65 to 2^66
2011-01-02sasaki3NF
no factor from 2^64 to 2^65