The F major thirteenth chord is a 6-note chord consisting of the notes F, A, C, E, G and D.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as Fmaj13.
Interactive piano diagram for the F major thirteenth chord
Chords that are a subset of Fmaj13. These contain less notes but all of them are included in Fmaj13.