Subharmonics 16–32

Subharmonics 16–32

Prime factorization	24
Dual sharp fifth	32/21 (729.219c)
Dual flat fifth	32/22 (648.682c)

The subharmonics 16–32 are the subharmonics 16 through 32 of the subharmonic series. Above the root they form the ratios 32/32, 32/31, …, 32/16 and span one octave. Used as a scale, this set is also called mode 16 of the subharmonic series. The inverse consists of harmonics 16–32.

Intervals

#	Cents	Ratio	Interval name	Audio
0	0.00	1/1	perfect unison
1	54.964	32/31	small tricesimoprimal quartertone
2	111.731	16/15	just diatonic semitone
3	170.423	32/29	vicesimononal submajor second
4	231.174	8/7	septimal major second
5	294.135	32/27	Pythagorean minor third
6	359.472	16/13	(greater) tridecimal neutral third
7	427.373	32/25	classic(al) diminished fourth
8	498.045	4/3	just perfect fourth
9	571.726	32/23	vicesimotertial narrow tritone
10	648.682	16/11	undecimal subfifth
11	729.219	32/21	septimal superfifth
12	813.686	8/5	just minor sixth
13	902.487	32/19	utonal major sixth
14	996.090	16/9	Pythagorean minor seventh
15	1095.045	32/17	septendecimal major seventh
16	1200.000	2/1	octave

Music

Francium

• Alive with Pleasure Cream Attack (2026)