Lan Lan distributes the bought apples to 2 classmates, 3 classmates or 5 classmates, and they can all be distributed exactly. How many apples did Lan Lan buy at least?
兰兰把买来的苹果分给2个同学或3个同学或5个同学，都能正好分完，兰兰至少买了多少个苹果？
<gadget id="calculator">2 * 3 * 5</gadget>
<output>30</output>

<result>30</result>