28672/28561

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Interval information
Ratio 28672/28561
Factorization 212 × 7 × 13-4
Monzo [12 0 0 1 0 -4
Size in cents 6.7152594¢
Name voltage comma
Color name 3u4z1, quadthu-azo unison
FJS name [math]\text{AA1}^{7}_{13,13,13,13}[/math]
Special properties reduced
Tenney height (log2 nd) 29.6091
Weil height (log2 max(n, d)) 29.6147
Wilson height (sopfr (nd)) 83
Harmonic entropy
(Shannon, [math]\sqrt{nd}[/math])
~1.61025 bits
Comma size small
open this interval in xen-calc

28672/28561 (the voltage comma) is a small comma in the 2.7.13 subgroup. It is the difference between the threedie and the secorian comma, or between 169/168 and 512/507 (= 16/13 ÷ 39/32). Tempering it out leads to voltage temperament (supported by 10, 27, 37, 84, 94, and 104edo) and its extensions, such as beatles.