A grain shop brought back a batch of rice and piled it into an approximate conical shape. The measured circumference of the bottom surface was 18.84 meters and the height was 1.5 meters. If each cubic meter of rice weighs 600 kilograms, how many tons does this batch of rice weigh in total?
一个粮店运回一批稻谷，堆成一个近似的圆锥形，测得底面周长是18.84米，高1.5米．如果每立方米稻谷重600千克，这批稻谷共重多少吨？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) * 3.14 * 1.5 * 1.5</gadget>
<output>2.355</output>

<gadget id="calculator">600 * 2.355</gadget>
<output>1_413</output>

<result>1_413</result>