49/32

49/32, the septimal inframinor sixth or the octave-reduced 49th harmonic, is 640/637 (8.1 cents) flat of 20/13, and is the interval between 8/7 and 7/4.

Interval information

Ratio	49/32
Factorization	2-5 × 72
Monzo	[-5 0 0 2⟩
Size in cents	737.6518¢
Names	septimal inframinor sixth, octave-reduced 49th harmonic
Color name	zz6, zozo 6th
FJS name	[math]\displaystyle{ \text{m6}^{7,7} }[/math]
Special properties	reduced, reduced harmonic
Tenney norm (log2 nd)	10.6147
Weil norm (log2 max(n, d))	11.2294
Wilson norm (sopfr(nd))	24
[sound info]
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Five octaves plus 49/32 gives the interval 49/1, the ‘wide fortieth’, the equivalence interval for 173ed49.

See also

• 64/49 – its octave complement
• Gallery of just intervals