noun
- the products of all positive integers from 1 up to given numbers, denoted by exclamation marks
Usage: mathematics
Examples
- The factorials of 3, 4, and 5 are 6, 24, and 120 respectively.
- Students learned to calculate factorials in their combinatorics unit.
- The formula involves computing several factorials.
- Large factorials grow extremely quickly in value.
- Factorials are essential for solving permutation problems.
- The calculator can compute factorials up to 69.
- Factorials appear frequently in probability calculations.