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
273488317Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1647469286464399882492167.22016-10-29 06:44:03
History
DateUserTypeResult
2016-10-29Mikhail E. GolosovF
Factor: 164746928646439988249 / TF: 67-68
2016-01-08tomkat02NF
no factor from 2^66 to 2^67
2013-12-02OS1NF
no factor from 2^65 to 2^66
2011-09-04RichardNF
no factor from 2^64 to 2^65
2010-03-30lindedNF
no factor from 2^63 to 2^64
2010-03-30lindedNF
no factor from 2^62 to 2^63