What is the largest number you can make using each of the following digits only once and the basic operations (add, subtract, multiply, divide). 使用以下每个数字一次以及基本运算(加、减、乘、除),你能组成最大的数字是多少?
points for any number bigger than 2,520. points for bigger than 200,000. points for bigger than 600,000. Please check the workings! (example: 952 x 740 = 7