In each of the following number series, the wrong number is given, find out that number.
16170, 1470, 209, 42, 14, 7
1
1470
2
209
3
42
4
7
5
None of these
In each of the following number series, the wrong number is given, find out that number.
16170, 1470, 209, 42, 14, 7