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<- 32afdo 33afdo 34afdo ->
Prime factorization 3 × 11
Fifth 50/33 (719.354c)
Dual sharp fifth 50/33 (719.354c)
Dual flat fifth 49/33 (684.378c)

33afdo (arithmetic frequency division of the octave), or 33odo (otonal division of the octave), divides the octave into 33 parts of 1/33 each. As a scale it may be known as mode 33 of the harmonic series or the Over-33 scale. It is also the first odd AFDO to have a diatonic fifth from its root.