Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

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MnStatusDetails
183883663Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
40732190668399769339272271.82019-05-19 20:00:12
History
DateUserTypeResult
2019-05-19Samuel SchmidtF
Factor: 4073219066839976933927 / TF: 71-72
2018-12-07ZenghuiNF
no factor from 2^70 to 2^71
2018-10-08Chabot PrimeNF
no factor from 2^69 to 2^70
2016-11-14n9Mtq4NF
no factor from 2^68 to 2^69
2016-07-14sps97003NF
no factor from 2^67 to 2^68
2015-08-06TraitorNF
no factor from 2^66 to 2^67
2013-05-14ALSNF
no factor from 2^65 to 2^66
2011-03-27sasaki3NF
no factor from 2^64 to 2^65
2010-07-29RichardNF
no factor from 2^63 to 2^64