If two cuboids with a length of 8 cm, a width of 4 cm, and a height of 2 cm are put together to form a large cuboid, what is the minimum surface area in square centimeters?
把两个长8厘米、宽4厘米、高2厘米的长方体拼成一个大长方体，表面积最小是多少平方厘米．
<gadget id="calculator">8 * 4</gadget>
<output>32</output>

<gadget id="calculator">8 * 2</gadget>
<output>16</output>

<gadget id="calculator">4 * 2</gadget>
<output>8</output>

<gadget id="calculator">32 + 16 + 8</gadget>
<output>56</output>

<gadget id="calculator">56 * 2 * 2</gadget>
<output>224</output>

<gadget id="calculator">8 * 4 * 2</gadget>
<output>64</output>

<gadget id="calculator">224 - 64</gadget>
<output>160</output>

<result>160</result>