The exact factorial of 154 is:

30897696138473508879585646703632404659201907040888820477871589289865505687886666220300447285640952619071680544337494109264649994680187591361311072737951454695525676891035640863743200899694758450943586711068571022031011228320107310612480000000000000000000000000000000000000

📌 Number of digits in the exact factorial of 154! = 272.

Approximately, the value of 154! can also be written as 3.089769613 E+271.

## How to calculate 154!

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, 154! is calculated as:

154 × 153 × 152 × … × 2 × 1

Also see:

### How many digits are there in the exact value of 154!?

There are 272 digits in the exact value of 154!.

### What is the value of 154 factorial in terms of E?

The value of 154! in terms of E is 3.089769613 E+271.

### 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.