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

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MnStatusDetails
479117299Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3991907474026503893212168.42017-12-23 07:27:45
History
DateUserTypeResult
2017-12-23ky0urakuF
Factor: 399190747402650389321 / TF: 68-70
2016-06-14sasakiNF
no factor from 2^67 to 2^68
2016-03-23sasakiNF
no factor from 2^66 to 2^67
2014-10-11ANONYMOUSNF
no factor from 2^65 to 2^66
2011-12-12LingUaanNF
no factor from 2^64 to 2^65
2010-03-31Architects CubedNF
no factor from 2^63 to 2^64