On the threshing floor there is a wheat pile approximately in the shape of a cone. The circumference of the bottom is 12.56 meters and the height is 6 meters. If each cubic meter of wheat weighs 750 kilograms, then how much does the pile of wheat weigh approximately?
打谷场上有一个近似于圆锥形的小麦堆，量得底面的周长是12.56米，高6米．如果每立方米小麦重750千克，那么这堆小麦大约重多少千克？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">12.56 / 3.14 / 2</gadget>
<output>2</output>

<gadget id="calculator">2 ** 2</gadget>
<output>4</output>

<gadget id="calculator">(1/3) * 3.14 * 4 * 6</gadget>
<output>25.12</output>

<gadget id="calculator">25.12 * 750</gadget>
<output>18_840</output>

<result>18_840</result>