When a natural number is divided by 2, the remainder is 1, when divided by 3, the remainder is 2, and when divided by 5, the remainder is 4. What is the smallest natural number?
一个自然数被2除余1，被3除余2，被5除余4，这个自然数最小是多少？
<gadget id="calculator">2 * 3 * 5</gadget>
<output>30</output>

<gadget id="calculator">30 - 1</gadget>
<output>29</output>

<result>29</result>