milk company wants to design a cuboid box that can hold 12 cans of milk. The milk can is cylindrical with a diameter of 6 cm and a height of 10 cm. Please design a more reasonable packaging box for the company and calculate how hard the box you design will be. cardboard?
某牛奶公司要设计一个能装12罐牛奶的长方体盒子，牛奶罐为圆柱形直径6厘米，高10厘米，请你为公司设计一个较为合理的包装盒子，并计算出你设计的盒子要多少硬纸板？
<gadget id="calculator">4 * 6</gadget>
<output>24</output>

<gadget id="calculator">3 * 6</gadget>
<output>18</output>

<gadget id="calculator">24 * 18</gadget>
<output>432</output>

<gadget id="calculator">18 * 10</gadget>
<output>180</output>

<gadget id="calculator">24 * 10</gadget>
<output>240</output>

<gadget id="calculator">432 + 180 + 240</gadget>
<output>852</output>

<gadget id="calculator">852 * 2</gadget>
<output>1_704</output>

<result>1_704</result>