In a box of apples, the children can take 2, 3, and 5 apples each time. What is the minimum number of apples in this box?
一箱苹果，小朋友每次一起拿2个，3个，5个都能正好拿完，这箱苹果至少有多少个．
<gadget id="calculator">2 * 3 * 5</gadget>
<output>30</output>

<result>30</result>