public int getValue() {
        int result = 0, j = 1;
        numberBytes=getReversedArray(numberBytes);
        for (int i = 0; i < this.numberBytes.length; i++) {
            if (i>1) j *= 256;
            if (i == 1) j += 255;
            result = result + this.numberBytes[i] * j;
        }
        if (this.isNegative()) result = result * (-1);
        return result;
    }