13443: humble

Memory Limit:128 MB Time Limit:1.000 S
Judge Style:Text Compare Creator:
Submit:2 Solved:0

Description

一个数,完全分解后,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...
显示了前20个humble数。
找出第n个humble数是什么。

Input

N(1<=N<=5842)

Output

见样例

Sample Input Copy

1
11
2

Sample Output Copy

The 1st humble number is 1.
The 11th humble number is 12.
The 2nd humble number is 2.