There is a natural number, when divided by 10, the remainder is 7, when divided by 7, the remainder is 4, and when divided by 4, the remainder is 1. What is the smallest natural number.
有一个自然数，被10除余7，被7除余4，被4除余1．这个自然数最小是多少．
<gadget id="calculator">140 - 3</gadget>
<output>137</output>

<result>137</result>