When a natural number is divided by 4, the remainder is 2, when divided by 5, the remainder is 3, and when divided by 6, the remainder is 4. What is the smallest number?
一个自然数除以4余2，除以5余3，除以6余4，这个数最小是多少．
<gadget id="calculator">2 * 2 * 3 * 5</gadget>
<output>60</output>

<gadget id="calculator">60 - 2</gadget>
<output>58</output>

<result>58</result>