Convert integer array to string array

protected void Page_Load(object sender, System.EventArgs e)
{
	int[] IntegerArray = {
		1,
		2,
		3
	};
	string[] TextArray = ToStringArray(IntegerArray);
	string JoinedNumbers = Strings.Join(TextArray, ", ");
}

protected string[] ToStringArray(int[] IntegerArray)
{
	string[] NumbersText = Array.ConvertAll(IntegerArray, new Converter(Convert.ToString));
	return NumbersText;
}