There is a pile of wheat, approximately conical, with a base circumference of 12.56 meters and a height of 1.5 meters. A cubic meter of wheat weighs 700 kilograms. How many kilograms does this pile of wheat weigh?
有一堆小麦，近似圆锥形，底面周长是12.56米，高1.5米．每立方米小麦重700千克，这堆小麦重多少千克？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">2 * 3.14</gadget>
<output>6.28</output>

<gadget id="calculator">12.56 / 6.28</gadget>
<output>2</output>

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

<gadget id="calculator">(1/3) * 3.14 * 4 * 1.5 * 700</gadget>
<output>4_396</output>

<result>4_396</result>