Converting Decimal number to Binary number with while loop

This code is using for converting Decimal number to Binary number.

Sample Input     : 15

            Output  : 1111

 

 

Code is :

 #include<stdio.h>

int main()

{

    int Num1,b;

    printf("\n\tEnter Number to find binary : ");

    scanf("%d",&Num1);

    printf("\n\tBinary is : ");

    while(Num1!=0)

    {

    b=Num1%2;

    printf(" %d",b);

    Num1=Num1/2;

    }

}