A conical pile of wheat has a height of 3 meters and a base radius of 2 meters. If each cubic meter of wheat weighs 500 kilograms, how many kilograms does the pile of wheat weigh?
一个圆锥形麦堆，高是3米，底面半径是2米，如果每立方米麦子重500千克，那么这堆麦子重多少千克？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) * 3.14 * 2 * 2 * 3</gadget>
<output>12.56</output>

<gadget id="calculator">500 * 12.56</gadget>
<output>6_280</output>

<result>6_280</result>