# How do you evaluate #13!#?

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To evaluate (13!), which represents the factorial of 13, you simply multiply all the integers from 1 to 13 together:

[13! = 13 \times 12 \times 11 \times 10 \times 9 \times 8 \times 7 \times 6 \times 5 \times 4 \times 3 \times 2 \times 1]

[13! = 6,227,020,800]

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