Faith invested $81,000 in an account paying an interest rate of 2\tfrac{3}{8}2 8 3 ​ % compounded continuously. Owen invested $81,000 in an account paying an interest rate of 2\tfrac{1}{2}2 2 1 ​ % compounded annually. After 7 years, how much more money would Owen have in his account than Faith, to the nearest dollar?