A section of square steel has a cross-section of a square with a side length of 3 decimeters. The length of the square steel is 8 meters. It is known that the weight of the square steel is 6.5 kilograms per cubic decimeter. How many kilograms does this section of square steel weigh?
一段方钢，横截面是边长3分米的正方形，方钢长8米，已知每立方分米方钢重6.5千克，这段方钢重多少千克？
<gadget id="calculator">3 * 3 * 8 * 10 * 6.5</gadget>
<output>4_680</output>

<result>4_680</result>