625/512, the (lesser) 5-limit neutral third is a diesis flat of 5/4.

Interval information
Ratio 625/512
Factorization 2-9 × 54
Monzo [-9 0 4
Size in cents 345.2549¢
Name (lesser) 5-limit neutral third
Color name laquadyo 2nd, Ly^42
FJS name [math]\displaystyle{ \text{AA2}^{5,5,5,5} }[/math]
Special properties reduced,
reduced harmonic
Tenney norm (log2 nd) 18.2877
Weil norm (log2 max(n, d)) 18.5754
Wilson norm (sopfr(nd)) 38
Comma size large

[sound info]
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