Convert bytes to UInt32.
using System; public class Example { public static void Main() { int value = -16; Byte[] bytes = BitConverter.GetBytes(value); uint uintValue = BitConverter.ToUInt32(bytes, 0); Console.WriteLine("{0} = {1}: {2}", value, uintValue, value.Equals(uintValue) ? "Round-trips" : "Does not round-trip"); } }