# Input a number and count the number of digits in it using while loop in Python

###### while Loop - Question 11

In this question, we will see how to input a number and count the number of digits in it in Python programming using while loop. To know more about while loop click on the while loop lesson.

**Q11)** Write a program in Python to input a number and count the number of digits in it using while loop.

#### Program

```
c=0
n=int(input('Enter any number '))
while n>0:
c=c+1
n=n//10
print('Total Number of Digits = %d' %(c))
```

#### Output

Enter any number 42638 Total Number of Digits = 5