Nichols Corporation's value of operations is equal to $500 million after a recapitalization (the firm had no debt before the recap). It raised $100 million in new debt and used this to buy back stock. Nichols had no short-term investments before or after the recap. After the recap, w_d = 20%. What is S (the value of equity after the recap)? Enter your answers in millions. For example, an answer of $10,550,000 should be entered as 10.55. Round your answer to the nearest whole number.

$ million