Problems Description
<span style="font-size:14px;">一items数，完全points解后，它的因数只由2 3 5 7组成的数，就是humble数，比如1,2,3,4,5,6,7,8,9,10,12,14,15,16,18,20,21,24,25,27...<br /> 显示了前20itemshumble数。<br /> 找出Page nitemshumble数是什么。<br /> </span>
Input格式
<span style="font-size:14px;">N(1<=N<=5842)</span>
Output格式
<span style="font-size:14px;">见样例</span>
Sample
Sample Input 1
1
11
2
Sample Output 1
The 1st humble number is 1.
The 11th humble number is 12.
The 2nd humble number is 2.
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