What is 12! (12 factorial)?

479,001,60012 factorial (12!) equals 479,001,600. A factorial is the product of all positive integers from 1 up to the given number. Factorials are used in probability, combinations, permutations, and many areas of mathematics.

This calculation was generated using our Factorial Calculator. For custom values or more complex scenarios, try the full interactive calculator.

Below is the step-by-step calculation used to determine the result.

Answer

479,001,600

12! = 12 × 11 × 10 × 9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1 = 479,001,600

Calculate

12 × 11 × 10 × 9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1 = 479,001,600

Step-by-Step Solution

1

12! means multiply all integers from 12 down to 1

2

Calculate: 12 × 11 × 10 × 9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1 = 479,001,600

3

Therefore, 12! = 479,001,600

Try Your Own Numbers

Adjust the inputs below to calculate with different values