7! = 7 × 6 × 5 × ... × 2 × 1 = 5040
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7 factorial, (7!) is equal to 5,040.
9 factorial = 9! = (9*8*7*6*5*4*3*2*1) = 362880
7*6*5*4*3*2*1=5040
The number of permutations of 7 things taken 7 at a time is 7 factorial, or 5040.
It is 4060.