a monopolist's profit-maximizing output

​Currently, a​ ;monopolist’s profit-maximizing output is 300 units per week. It sells its output at a price of ​$70 per unit and collects ​$45 per unit in revenues from the sale of the last unit produced each week. The​ ;firm’s total costs each week are $8,000.

Given this information, the firm’s maximized weekly economic profits are $_______. (Enter your response as a whole number).