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

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MnStatusDetails
290622487Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4957015125451204235512168.72018-07-24 00:27:17
History
DateUserTypeResult
2025-03-10James HeinrichF
Factor: 495701512545120423551 / TF: 68-70
2018-07-24NickF
Factor: 495701512545120423551 / TF: 68-69
2016-08-13XZTNF
no factor from 2^67 to 2^68
2016-01-15rob147147NF
no factor from 2^66 to 2^67
2013-12-23RichardNF
no factor from 2^65 to 2^66
2011-09-29tscNF
no factor from 2^64 to 2^65
2010-05-25Architects CubedNF
no factor from 2^63 to 2^64
2010-03-25monstNF
no factor from 2^62 to 2^63