There is a new school in Hubin New City. The school needs to build a wall with a length of 100 meters, a width of 4 meters and a height of 2.5 meters. It needs 525 bricks per cubic meter. How many bricks are needed in total?
湖滨新城新建一所学校，学校要砌一道长100米，宽4米、高2.5米的围墙，每立方米需要砖525块，一共需要多少块砖？
<gadget id="calculator">100 * 4 * 2.5</gadget>
<output>1_000</output>

<gadget id="calculator">1_000 * 525</gadget>
<output>525_000</output>

<result>525_000</result>