The product of two numbers is 53, if one of the factors is doubled and the other factor is five times, what is the product
某两个数的积是53，若其中一个因数扩大到原来的2倍，另一个因数扩大到原来的5倍，积变为多少
<gadget id="calculator">53 * 2 * 5</gadget>
<output>530</output>

<result>530</result>