#region Required project assemblies
using System;
#endregion
namespace IsPrimeNumber
{
internal class Program
{
private static bool IsPrimeNumber(int number, out int divisibleBy)
{
divisibleBy = -1; // Set the out parameter as -1, for those numbers which are prime values.
if (number <= 1)
{
return false; // Return false if the value is less than or equal to one.
}
for (int i = 2; i <= Math.Sqrt(number); i++)
{
if (number % i == 0)