func sumOfDigits2(number: Int) -> Int {
    var sum = 0
    var count = 1
    var newNumber = number

    if newNumber < 0 {
        newNumber *= -1
    }

    while newNumber > 10 {

        sum += newNumber % 10
        print(newNumber % 10)
        count += 1
        newNumber = newNumber / 10
    }
    sum += newNumber

    return sum
}