A big cube is composed of several small cubes, and the surface of the big square is painted, and there are 150 small cubes painted on one side. How many small cubes does this big cube consist of?
一个大正方体由若干个小正体体组成，在大正方形的表面涂色，其中一面涂色的小正方体有150个，这个大正方体由多少小正方体组成．
<gadget id="calculator">5 + 2</gadget>
<output>7</output>

<gadget id="calculator">7 * 7 * 7</gadget>
<output>343</output>

<result>343</result>