729/512

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Interval information
Ratio 729/512
Monzo |-9 6>
Size in cents 611.73001
Name(s) Pythagorean tritone
Pythagorean augmented fourth
Color name Lw4, large wa 4th
270px
[sound info]

The Pythagorean augmented fourth, 729/512, may be reached by stacking six perfect fifths (3/2), and reducing by three octaves. It is separated from the 5-limit interval of 64/45 by the schisma, 32805/32768 (less than 2 cents).

See also