27:32:40:48

Chord information
Harmonics	27:32:40:48
Subharmonics	1/(160:135:108:90)
Intervals from root	1/1–32/27–40/27–16/9
Cents from root	0¢–294¢–680¢–996¢
Step intervals	32/27, 5/4, 6/5
Step cents	294¢, 386¢, 316¢
Prime limit	5
Genus	33⋅5 (135)
Intervallic odd limit	27
Otonal odd limit	27
Utonal odd limit	135
Consistent edos (d ≥ 2)	12edo, 41edo, 53edo**, 65edo
	* 2 ≤ d < 4; 4 ≤ d < 8; * 8 ≤ d < 16; …

27:32:40:48 is a minor seventh chord found on the ii (5⁄4) of Ptolemy's intense diatonic scale (Zarlino), perhaps the most common 5-limit diatonic.

It is the only seventh chord in the diatonic scale to contain both a 40/27 grave fifth and a 3/2 perfect fifth.