64/39: Difference between revisions

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| Monzo = 6 -1 0 0 0 1
| Monzo = 6 -1 0 0 0 1
| Cents = 857.51734
| Cents = 857.51734
| Name = greater tridecimal neutral sixth, <br> octave-reduced 39th subharmonic
| Name = greater tridecimal neutral sixth, <br>octave-reduced 39th subharmonic
| Color name =  
| Color name =  
| FJS name = M6<sub>13</sub>
| Sound = Ji-64-39-csound-foscil-220hz.mp3
| Sound = Ji-64-39-csound-foscil-220hz.mp3
}}
}}
'''64/39''', the '''greater tridecimal neutral sixth''', is the utonal combination of primes 13 and 3 octave-reduced.
 
'''64/39''', the '''greater tridecimal neutral sixth''', is the utonal combination of primes 13 and 3 octave-reduced. It is the inverse of [[39/32]], the lesser tridecimal neutral third.
 
64/39 is a fraction of a cent away from the neutral third found in the 7''n'' family of edos.  


== See also ==
== See also ==
 
* [[39/32]] its octave complement
* [[39/32]] -- its octave complement
* [[Gallery of just intervals]]
* [[Gallery of just intervals]]



Revision as of 10:14, 20 September 2020

Interval information
Ratio 64/39
Factorization 26 × 3-1 × 13-1
Monzo [6 -1 0 0 0 -1
Size in cents 857.5173¢
Names greater tridecimal neutral sixth,
octave-reduced 39th subharmonic
FJS name [math]\displaystyle{ \text{M6}_{13} }[/math]
Special properties reduced,
reduced subharmonic
Tenney height (log2 nd) 11.2854
Weil height (log2 max(n, d)) 12
Wilson height (sopfr(nd)) 28

[sound info]
Open this interval in xen-calc

64/39, the greater tridecimal neutral sixth, is the utonal combination of primes 13 and 3 octave-reduced. It is the inverse of 39/32, the lesser tridecimal neutral third.

64/39 is a fraction of a cent away from the neutral third found in the 7n family of edos.

See also