using Dapper;

using System;

using System.Data;

using System.Data.SqlServerCe;

using System.Linq;

public class Program

{

    public static void Main()

    {

            TimeSpan time = TimeSpan.FromMilliseconds(double.Parse("1536476400000"));

            DateTime startdate = new DateTime(1970, 1, 1) + time;

            Console.WriteLine(String.Format("{0:yyyy-MM-dd}", startdate) );

    }

}