253/252
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Ratio | 253/252 |
Factorization | 2^{-2} × 3^{-2} × 7^{-1} × 11 × 23 |
Monzo | [-2 -2 0 -1 1 0 0 0 1⟩ |
Size in cents | 6.8563814¢ |
Name | middle neutravicema |
Color name | 23o1or1, twetholoru 1sn, Twetholoru comma |
FJS name | [math]\text{m}{-2}^{11,23}_{7}[/math] |
Special properties | superparticular, reduced |
Tenney height (log_{2} nd) | 15.9603 |
Weil height (log_{2} max(n, d)) | 15.966 |
Wilson height (sopfr (nd)) | 51 |
Harmonic entropy (Shannon, [math]\sqrt{nd}[/math]) |
~1.6259 bits |
Comma size | small |
S-expression | S22 × S23 |
open this interval in xen-calc |
253/252, the middle neutravicema is a 23-limit superparticular comma measuring about 6.86 cents. It forms the difference between 12/11 (small undecimal neutral second) and 23/21 (large vicesimotertial neutral second).
Etymology
The name middle neutravicema is contrast to the major neutravicema, 231/230 (the difference between 11/10 and 23/21) and the minor neutravicema, 276/275 (the difference between 12/11 and 25/23). 253/252 is larger than 276/275 by 3025/3024 (lehmerisma) and smaller than 231/230 by 2646/2645 (biyativice comma). The word neutravicema was introduced by Xenllium in 2023. It is a contraction of neutral vicesimotertial comma into a single word.