Program in C to find factorial of number using while loop

Write a program in C to find factorial of number using while loop 

#include <stdio.h>

#include <conio.h>

void main()

{

            int i=1,n,fact=1;

            clrscr();

            printf("enter a number");

            scanf("%d",&n);

            while(i<=n)

            {

                        fact=fact*i;

                        printf("%d",i);

                        i++;

            }

            printf("fact=%d",fact);

            getch();

}