@Override
    public String countOffNum(int number) {
        StringBuilder countOffWord = new StringBuilder("");
        for (int specialNum : this.specialNumWrap.getAllNums()) {
            if (number % specialNum == 0) {
                countOffWord.append(specialNumWrap.getString(specialNum));
            }
        }
        if (countOffWord.length() == 0) {
            return "";
        }
        else {
            return countOffWord.toString();
        }
    }