The sum of 27 consecutive natural numbers is 1998, what is the smallest natural number?
27个连续自然数的和是1998，其中最小的自然数是多少？
<gadget id="calculator">1_998 / 27</gadget>
<output>74</output>

<gadget id="calculator">14 - 1</gadget>
<output>13</output>

<gadget id="calculator">74 - 13</gadget>
<output>61</output>

<result>61</result>