1 cubic foot = 0.0283168466 cubic meters
1 cubic meter ≈ 35.3146667 cubic foot
There's no such thing as a "cubic litre". The "litre" is a unit of volume, capacity, or space. There are about 28.317 of them in one cubic foot of space.
1,728
Such as one foot is equal to 30.48 centimetres, one cubic foot is equal to 30.483 = 30.48 x 30.48 x 30.48 = 28316.846592 cubic centimetres.