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

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MnStatusDetails
243876253Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8897834789253869704972169.62018-06-03 06:42:28
History
DateUserTypeResult
2018-07-02NautixosNF
no factor from 2^68 to 2^69
2018-06-03YxinityF
Factor: 889783478925386970497 / TF: 69-70
2018-06-03YxinityNF
no factor from 2^68 to 2^69
2016-10-11XolotlNF
no factor from 2^67 to 2^68
2015-12-06tscNF
no factor from 2^66 to 2^67
2013-10-30Yan Ruimin ChinaNF
no factor from 2^65 to 2^66
2011-07-16RichardNF
no factor from 2^64 to 2^65