The product of four consecutive natural numbers is 11880. What is the sum of these four consecutive natural numbers?
四个连续自然数的积为11880，这四个连续自然数的和是多少．
<gadget id="calculator">3 * 3</gadget>
<output>9</output>

<gadget id="calculator">2 * 5</gadget>
<output>10</output>

<gadget id="calculator">2 * 2 * 3</gadget>
<output>12</output>

<gadget id="calculator">9 + 10 + 11 + 12</gadget>
<output>42</output>

<result>42</result>