Factorial (Noun)
Meaning
The product of all the integers up to and including a given integer; "1, 2, 6, 24, and 120 are factorials".
Classification
Nouns denoting cognitive processes and contents.
Examples
- The factorial of a number is the product of all positive integers less than or equal to that number.
- The factorial sequence, also known as the sequence of factorials, starts with 1 and increases rapidly as the input value grows.
- To calculate the factorial of a given number, multiply all positive integers up to and including that number.
- Factorials are often used in mathematical problems, such as calculating the number of possible permutations.
- In combinatorics, the factorial of a number represents the number of possible arrangements of that many distinct objects.