The exact factorial of 4 is:
📌 Number of digits in the exact factorial of 4! = 2.
Approximately, the value of 4! can also be written as 24.
How to calculate 4!
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, 4! is calculated as:
4 × 3 × 2 × 1
Frequently asked questions
Here are some frequently asked questions about factorial of 4:
How many digits are there in the exact value of 4!?
There are 2 digits in the exact value of 4!.
What is the value of 4 factorial in terms of E?
The value of 4! in terms of E is 24.
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.