A rectangular tank has a length of 18 cm and a width of 13 cm. Its height is 15 cm. It is filled with water to the brim. Thereafter, some of the water is transferred into a new cubical tank of edge 8 cm till the cubical tank is completely full. (1 $$l$$ = 1000 cm³ <hr> <input min="0" type="number" id ="imp5pg236q4_1" class="lineinput" placeholder="?" /> $$cm^3$$ of water is left in the original rectangular tank