Summarize this article:
210 LearnersLast updated on October 8, 2025
Factorial of -5
What is the Factorial of -5?
The factorial of a number is written using an exclamation mark (!) after it.
However, factorials are only defined for non-negative integers.
Since -5 is a negative number, the factorial of -5 is not defined. In the context of mathematics, the factorial function is traditionally defined only for natural numbers (1, 2, 3, ...) and zero (0).
Therefore, for negative integers like -5, the factorial does not exist.
Explore Our Programs
Important Glossaries for Factorial of -5
- Factorial: A mathematical operation involving the product of all positive integers less than or equal to a given non-negative integer, denoted by n!.
- Natural numbers: Positive integers starting from 1, 2, 3, and so on.
- Non-negative integers: Whole numbers that are not negative, including zero.
- Undefined: A term used when a mathematical concept does not have meaning or cannot be represented in standard terms.
- Integers: A set of numbers including positive and negative whole numbers and zero.
Vikrant Sharma
About the Author
Vikrant is a passionate Mathematics teacher with over 5 years of teaching experience in both conventional and Vedic Maths. His student-focused approach combines clear concepts with motivation and encouragement, helping students build confidence and develo
Fun Fact
: He loves to play the quiz with kids through algebra to make kids love it.
We use cookies for essential site function, analytics, and marketing. You can accept all, reject non-essential cookies, or customize your choices. See our Cookie Policy.