There is a piece of cuboid iron with a length of 8 decimeters and a cross-section of a square with a side length of 6 decimeters. It is known that the iron weighs 7.8 kilograms per cubic decimeter. How much does this piece of iron weigh?
有一段长8分米，横截面是一个边长6分米的正方形的长方体铁块，已知每立方分米铁重7.8千克，这块铁重多少千克？
<gadget id="calculator">8 * 6 * 6 * 7.8</gadget>
<output>2_246.4</output>

<result>2_246.4</result>