Factorials, Consecutive Integer Products

Math Help -> Basic Principles -> Factorials, Products of Consecutive Integers

n!, which we read "n factorial", is the product of all the positive integers that don't exceed n. 0! is defined as 1.

Table of Factorials
Product of Consecutive Integers
Digit Frequency

Table of Factorials -- a table of the first 100 factorials

Product of Consecutive Integers -- a polynomial formula for the product of consecutive integers, and a method using Stirling's Approximation

Digit Frequency -- a table of the frequencies of each digit (base 10) of the factorials from 1 to 500

Mathworld: Factorial

Mathworld: Stirling's Approximation

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