The product of two factors is 81, one of the factors is multiplied by 10 times, and the other is multiplied by 100 times, what is the product?
两个因数的积是81，其中一个因数扩大10倍，另一个因数扩大100倍，积是多少．
<gadget id="calculator">81 * 10 * 100</gadget>
<output>81_000</output>

<result>81_000</result>