A cylindrical granary has a bottom diameter of 6m and a height of 3m. If each cubic meter of rice weighs 600kg, how many kilograms of rice can this granary hold?
一个圆柱形粮仓，底面直径6m，高3m，如果每立方米稻谷重600千克，这个粮仓可装稻谷多少千克？
<gadget id="calculator">6 / 2</gadget>
<output>3</output>

<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

<gadget id="calculator">3.14 * 9 * 3</gadget>
<output>84.78</output>

<gadget id="calculator">84.78 * 600</gadget>
<output>50_868</output>

<result>50_868</result>