public static string ToNS(int number, int numBase) {
      var ourNum = number;
      string result = "";
      int remains = 0;

      if (number > 0) {
        while (number / numBase != 0) {
          remains = number % numBase;
          result = correct(remains) + result;
          number = number / numBase;
        }
        result = Convert.ToString(correct(number % numBase)) + result; //Коррект проверка на остаток. если он больше 9
      }

      result = "Число " + ourNum + " в " + numBase + "-й системе = " + result;
      return result;
    }