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# C program to find factorial of a number

## C program for how to factorial of a given number

Posted on 16 Aug 2017 Category: C Views: 1775

Edited on 25 Aug 2017

## C program to find factorial of a number

The factorial of a given number is calculated as 1*2*3*….n . Here is another sample program for ‘for loop’.

This program takes a positive integer from the user and compute the factorial using the ‘for loop’.

## Program to find factorial of a number in c using for loop

``````#include <stdio.h>
#include <conio.h>
void main()
{
int n,i,factorial=1; //if we want to find the factorial of a large number we can declare the factorial variable datatype as 'unsigned long long'
printf(“Enter the number :”);
scanf(“%d”,&n);
for(i=0;i<=n;i++)
{
factorial=factorial*i;   //compute factorial
}
printf(“The factorial of the number is %d”,factorial);
getch();
}
``````

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