C 7(sus4)(add13)

The C 7(sus4)(add13) chord consists of the C (Perfect unison), F (Perfect fourth), G (Perfect fifth), A# (Minor seventh) and A (Major thirteenth) notes.

Piano keyboard showing the notes for a C 7(sus4)(add13) chord

How to play the C 7(sus4)(add13) chord

  1. Find C (Root) on the piano keyboard
  2. Add F (Perfect fourth) — 5 semitones above C
  3. Add G (Perfect fifth) — 7 semitones above C
  4. Add A# (Minor seventh) — 10 semitones above C
  5. Add A (Major thirteenth) — 21 semitones above C
  6. Press all 5 notes simultaneously to sound the C 7(sus4)(add13) chord

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