lelz

        int ValueInteger,i = 0,size = number.Length;
            int[] remainder = new int[size];
            string Value = number;
            // From Decade
            ValueInteger = Convert.ToInt32(Value);
            while (ValueInteger != 0)
            {
                remainder[i++] = ValueInteger % 2;
                ValueInteger /= 2;
            }
            Array.Reverse(remainder);
            for (int j = 0; j < size;j++ )
            {
                Console.Write(remainder[j]);
            }