Java program that accepts an integer (n) and computes the value of n+nn+nnn (Java) (178)

package com.company;
import java.util.Scanner;
public class Program15 {
    public static void main(String[] args) {
        Scanner put= new Scanner(System.in);
        System.out.println("please enter a number:");
        int n=put.nextInt();
        long com=n+n*n+n*n*n;
        System.out.println("n+nn+nnn: ");
        System.out.println(com);
    }
}