A conical pile of wheat has a base diameter of 6 meters and a height of 0.8 meters. Each cubic meter of wheat weighs 625 kilograms. How many kilograms does this pile of wheat weigh?
一个圆锥形的麦堆，底面直径是6米，高是0.8米，每立方米的小麦重625千克，这堆小麦一共重多少千克？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">6 / 2</gadget>
<output>3</output>

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

<gadget id="calculator">(1/3) * 3.14 * 9 * 0.8</gadget>
<output>7.536</output>

<gadget id="calculator">7.536 * 625</gadget>
<output>4_710</output>

<result>4_710</result>