Factorial of 28 (28!)
RESULT: 304,888,344,611,713,836,734,530,715,648
The factorial of 28, written as 28!, is the product of all positive integers less than or equal to 28.
What Is the Formula to Calculate 28 Factorial?
The formula for calculating 28 factorial (28!) is:
28! = 28 × 27 × 26 × 25 × 24 × 23 × 22 × 21 × 20 × 19 × 18 × 17 × 16 × 15 × 14 × 13 × 12 × 11 × 10 × 9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1 = 304,888,344,611,713,836,734,530,715,648
How Many Digits in 28 Factorial?
The number 28! has 19 digits.
Factorial Table From 1! to 28!
| n | n! |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 6 |
| 4 | 24 |
| 5 | 120 |
| 6 | 720 |
| 7 | 5,040 |
| 8 | 40,320 |
| 9 | 362,880 |
| 10 | 3,628,800 |
Frequently Asked Questions
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What is 28!?
It's the product of all positive integers from 1 to 28. Answer: 304,888,344,611,713,836,734,530,715,648.
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Is factorial defined for negative numbers?
No. Factorials are only defined for non-negative integers (0 and up).
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What is 0!?
By definition, the factorial of 0 is 1.