One of your customers is delinquent on his accounts payable balance. You've mutual agreed to a repayment schedule of $$630$ per month. You will charge $1\mathrm{.}03$ percent $plon$ month interest on the overdue balance.

If the current balance is $$14,850,$ how long will it take for the account to be paid off? $($D not round intermediate calculations and round your answer to $2$ decimal places, e$.$g $32\mathrm{.}16.)$