The current one-year loan interest rate is 5.3 1% per annum. According to the comprehensive evaluation of loan purpose/lender's credit status/mortgage guarantee, the bank will make some floating on the basis of the benchmark interest rate, which is calculated here. The calculation of bank loan interest is monthly compound interest, with an annual interest rate of 5.3 1% and a monthly interest rate of 5.31%12, so the loan interest of 10000000 is:

10000000 * (1+5.31%12)12-10000000 = 54410/kloc.

544000 1 one year multiplied by six years, the answer is 3264609.42 yuan.