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

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MnStatusDetails
163990241Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
46318644631836772755532272.02016-10-10 22:40:39
History
DateUserTypeResult
2016-10-10d3zorgF
Factor: 4631864463183677275553 / TF: 71-72
2016-10-09d3zorgNF
no factor from 2^70 to 2^71
2016-09-11La GüiraNF
no factor from 2^69 to 2^70
2016-08-15Adam BuranNF
no factor from 2^68 to 2^69
2016-04-06caddrNF
no factor from 2^67 to 2^68
2015-05-19Jan KuipersNF
no factor from 2^66 to 2^67
2013-03-08sasaki3NF
no factor from 2^65 to 2^66
2011-02-08runeskNF
no factor from 2^64 to 2^65
2010-07-03sasaki3NF
no factor from 2^63 to 2^64