31/30

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Interval information
Ratio 31/30
Monzo [-1 -1 -1 0 0 0 0 0 0 0 1
Size in cents 56.76686
Name(s) large tricesimoprimal quartertone

[sound info]
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31/30 is the large tricesimoprimal quartertone measuring about 57 ¢. It differs from 33/32, the undecimal quartertone, by 496/495 (approx. 3.49 ¢). It differs from 32/31, another tricesimoprimal quartertone, by 961/960 (approx. 1.80 ¢); they together make 16/15.

See also