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

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MnStatusDetails
210519193Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4307185050992399130792168.52017-11-15 07:04:04
History
DateUserTypeResult
2025-03-28James HeinrichF
Factor: 430718505099239913079 / TF: 68-70
2017-11-15NickF
Factor: 430718505099239913079 / TF: 68-69
2016-08-05XZTNF
no factor from 2^67 to 2^68
2015-10-03rob147147NF
no factor from 2^66 to 2^67
2013-08-13David CampeauNF
no factor from 2^65 to 2^66
2011-05-19RichardNF
no factor from 2^64 to 2^65