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
233829797Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2166964806338067703132167.62016-09-29 04:49:15
History
DateUserTypeResult
2016-09-29Mikhail E. GolosovF
Factor: 216696480633806770313 / TF: 67-68
2015-11-20Mr-PlonkNF
no factor from 2^66 to 2^67
2013-10-02KayJongsmaNF
no factor from 2^65 to 2^66
2011-06-28albin_pouillesNF
no factor from 2^64 to 2^65