Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
204485311Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
7079638404964511539992169.32019-01-14 15:04:10
History
DateUserTypeResult
2025-04-04James HeinrichF
Factor: 707963840496451153999 / TF: 69-70
2019-01-14NickF
Factor: 707963840496451153999 / TF: 69-70
2017-09-28Dave BellNF
no factor from 2^68 to 2^69
2016-08-26Kendall PerryNF
no factor from 2^67 to 2^68
2015-10-06RichardNF
no factor from 2^66 to 2^67
2013-07-25tscNF
no factor from 2^65 to 2^66
2011-05-07RichardNF
no factor from 2^64 to 2^65