The school builds a cuboid swimming pool with a length of 50 meters, a width of 20 meters, and a depth of 1.6 meters. Ceramic tiles should be pasted around and at the bottom of the swimming pool. If 30 tiles are required per square meter, how many tiles are needed for this swimming pool?
学校建一个长方体的游泳池，长50米，宽20米，深1.6米，要在这个游泳池的四周和底部贴上瓷砖．若每平方米需要瓷砖30块，这个游泳池需要多少块瓷砖？
<gadget id="calculator">50 * 20</gadget>
<output>1_000</output>

<gadget id="calculator">50 * 1.6 * 2</gadget>
<output>160</output>

<gadget id="calculator">20 * 1.6 * 2</gadget>
<output>64</output>

<gadget id="calculator">1_000 + 160 + 64</gadget>
<output>1_224</output>

<gadget id="calculator">1_224 * 30</gadget>
<output>36_720</output>

<result>36_720</result>