The physical education teacher bought some small balls, and Xiaoxiao divided them into 2 and 2 lands, which happened to be allotted; Do you know at least how many of these balls there are?
体育老师买了一些小皮球，笑笑2个2个地分，正好分完；小美3个3个地分，正好分完；小丽5个5个地分，也正好分完．你知道这些皮球至少有多少个吗？
<gadget id="calculator">2 * 3 * 5</gadget>
<output>30</output>

<result>30</result>