Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
139948429Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
29576711603139163831212271.32016-09-11 12:20:03
History
DateUserTypeResult
2016-09-11yponomarevF
Factor: 2957671160313916383121 / TF: 71-72
2016-09-08nate.andersNF
no factor from 2^70 to 2^71
2016-09-02DerekNF
no factor from 2^69 to 2^70
2016-09-02DerekNF
no factor from 2^68 to 2^69
2016-08-17ANONYMOUSNF
no factor from 2^67 to 2^68
2015-02-13el groccoNF
no factor from 2^66 to 2^67
2012-11-26sasaki3NF
no factor from 2^65 to 2^66
2010-12-08AliNF
no factor from 2^64 to 2^65
2010-06-13Charles A. MorrisNF
no factor from 2^63 to 2^64