There is a conical wheat pile with a base circumference of 18.84 meters and a height of 3 meters. If each cubic meter of wheat weighs 750 kilograms. How many kilograms is this pile of wheat in total?
有一个底面周长是18.84米的圆锥形麦堆，高3米，如果每立方米小麦重750千克．这堆小麦一共多少千克？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">18.84 / 3.14 / 2</gadget>
<output>3</output>

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

<gadget id="calculator">(1/3) * 3.14 * 9 * 3 * 750</gadget>
<output>21_195</output>

<result>21_195</result>