OperatorsExpressionsAndStatements - Task 8

using System;
/*
* Write an expression that checks if given positive integer number n (n ≤ 100)
* is prime (i.e. it is divisible without remainder only to itself and 1
*/
class PrimeNumberCheck
{
    static void Main()
    {
        Console.WriteLine("Please enter some integer number");
        int number = int.Parse(Console.ReadLine());
        bool isPrime = number % 2 != 0 && number % 3 != 0 && number % 5 != 0 && number % 7 != 0;

        if (isPrime || number == 7 || number == 5 || number == 3)
        {
             Console.WriteLine("Number {0} is prime.\n", number);

        }
        else
        {
            Console.WriteLine("The number {0} is prime - {1}\n",number,isPrime);
        }
    }
}