The exact factorial of 163 is:

2004401576545302577599591653441552787812849977066285969791842909503537700391898214353410600501293996807267197132074467682448564494675371562796423038301229264886150247730010662205704969956173185881152129393638460096840367667292791327201696065980922331136000000000000000000000000000000000000000

📌 Number of digits in the exact factorial of 163! = 292.

Approximately, the value of 163! can also be written as 2.004401576 E+291.

## How to calculate 163!

The formula for finding the factorial of a number is:

n! = n × (n-1) × (n-2) × … × 2 × 1

The same formula can also be written in terms of PI product notation as: So, by definition, 163! is calculated as:

163 × 162 × 161 × … × 2 × 1

Also see:

### How many digits are there in the exact value of 163!?

There are 292 digits in the exact value of 163!.

### What is the value of 163 factorial in terms of E?

The value of 163! in terms of E is 2.004401576 E+291.

### What are the uses of factorials?

According to Wikipedia:

In mathematical analysis, factorials are used in power series for the exponential function and other functions, and they also have applications in algebra, number theory, probability theory, and computer science.