After assembling three cubes of the same size into a cuboid, the surface area is reduced by 144cm**2. What is the volume of the cuboid?
3个同样大的正方体拼成一个长方体后，表面积减少了144cm**2，拼成的长方体的体积是多少立方厘米？
<gadget id="calculator">6 * 6 * 6 * 3</gadget>
<output>648</output>

<result>648</result>