using System;

using System.Globalization;

​

public class Program

{

    public static void Main()

    {

        var d = DateTime.Now;

        var binary = d.ToBinary();

        var hex = binary.ToString("x");

        var lng = long.Parse(hex, NumberStyles.AllowHexSpecifier);

        var parseDate = DateTime.FromBinary(lng);

        //Console.WriteLine(d);

        //Console.WriteLine(binary);

        Console.WriteLine(hex);

        //Console.WriteLine(lng);

        //Console.WriteLine(parseDate);

        var guid = Guid.NewGuid();

        //Console.WriteLine(guid);

        Console.WriteLine(guid.ToString("N"));

    }

}