The **exact factorial of 104** is:

10299016745145627623848583864765044283053772454999072182325491776887871732475287174542709871683888003235965704141638377695179741979175588724736000000000000000000000000

📌 Number of digits in the exact factorial of 104! = 167.

Approximately, the value of 104! can also be written as 1.029901674 E+166.

## How to calculate 104!

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, 104! is calculated as:

**104 × 103 × 102 × … × 2 × 1**

Also see:

## Frequently asked questions

Here are some frequently asked questions about factorial of 104:

### How many digits are there in the exact value of 104!?

There are 167 digits in the exact value of 104!.

### What is the value of 104 factorial in terms of E?

The value of 104! in terms of E is 1.029901674 E+166.

### 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.