The loan principal is 2.4 million yuan, the loan term is 30 years, and the applicable interest rate of the loan is 4. 16% per annum, that is, the benchmark interest rate is lowered by about 15%. If repayment is made according to the equal principal and interest repayment method, the monthly repayment amount is 1 1680.45 yuan, and the total interest generated in 30 years is 15.