C++ Program to Find Perfect Number

In this program, we are going to share how to find a perfect number using C++ programming language. If you are a beginner and want to start learning the c++ programming, then keep your close attention in this tutorial as I am going to share a c++ program to find perfect number.

C program to reverse a linked list with output

Copy the below C++ program and execute it with the help of C++ compiler. At the end of this program, We have shared the output of this program.

#include <iostream>

#include <cctype>

using namespace std;

int main(){

int n,i=1,sum=0;

cout << "Enter a number: ";

cin >> n;

while(i<n){

if(n%i==0)

sum=sum+i;

i++;

}

if(sum==n)

cout << i << " is a perfect number\n";

else

cout << i << " is not a perfect number\n";

system("pause");

return 0;

}

Program Output

6 is a perfect number
15 is not a perfect number
28 is a perfect number
496 is a perfect number

If you like FreeWebMentor and you would like to contribute, you can write an article and mail your article to [email protected] Your article will appear on the FreeWebMentor main page and help other developers.

Recommended Posts:

Editorial Staff

Editorial Staff at FreeWebMentor is a team of professional developers.

Article Tags: c program, c programs, c++ program to find perfect number or not, c++ programming, c++ programs for substraction, perfect number c++ function, perfect number program in c++, perfect number program in cpp, program to find perfect square number in c++

❮ Previous

Next ❯