There are three consecutive natural numbers whose squares are multiples of 10, 9, and 8 in ascending order. What is the smallest of these three numbers?
有三个连续的自然数，它们的平方从小到大依次是10、9、8的倍数．这三个数中最小的一个是多少？
<gadget id="calculator">5 * 10</gadget>
<output>50</output>

<result>50</result>