Factorial Calculator
Calculate the factorial of a number with a chart, tailored for users at Financeskill.in.
Frequently Asked Questions
What is a factorial?
A factorial of a non-negative integer n, denoted n!, is the product of all positive integers less than or equal to n. For example, 5! = 5 × 4 × 3 × 2 × 1 = 120.
How is factorial calculated?
Factorial is calculated by multiplying the input number by all positive integers below it down to 1. For 0, 0! is defined as 1.
What is the use of factorial?
Factorials are used in mathematics for permutations, combinations, probability calculations, and in algorithms for solving complex problems.
Why is there a chart in the calculator?
The chart visualizes how factorials grow for numbers up to your input, helping you understand the rapid increase in values.
Can I share my results?
Yes, click the 'Share Results' button to copy a URL with your input, which you can share via social media or messaging apps.
Are there limits to the input number?
The calculator supports inputs up to 170 due to numerical precision limits in computing large factorials. Larger inputs may cause errors.