64/57

Interval information

Ratio	64/57
Subgroup monzo	2.3.19 [6 -1 -1⟩
Size in cents	200.532¢
Names	octave-reduced 57th subharmonic, quasi-tempered whole tone
Color name	19u2, inu 2nd
FJS name	[math]\displaystyle{ \text{M2}_{19} }[/math]
Special properties	reduced, reduced subharmonic
Tenney height (log2 nd)	11.8329
Weil height (log2 max(n, d))	12
Wilson height (sopfr(nd))	34
Harmonic entropy (Shannon, [math]\displaystyle{ \sqrt{nd} }[/math])	~4.19895 bits
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The octave-reduced 57th subharmonic (frequency ratio 64/57) is a 19-limit interval. It is close to one degree of 6edo, and described as quasi-tempered whole tone.

See also

• 57/32 – its octave complement
• 19/16 – its fourth complement