One of your customers is delinquent on his accounts payable balance. Youve mutually agreed to a repayment schedule of $580 per month. You will charge 1.7% per month interest on the overdue balance. If the current balance is $16,800, how long will it take for the account to be paid off? (Do not round intermediate calculations. Ensure to round up the final answer to the nearest whole number.)

____Months for account to be paid off months