Factorial/Examples/10
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Example of Factorial
- $10! = 3 \, 628 \, 000$
Proof
From Examples of Factorials:
- $9! = 362 \, 880$
Then:
\(\ds 10!\) | \(=\) | \(\ds 10 \times 9!\) | Definition of Factorial | |||||||||||
\(\ds \) | \(=\) | \(\ds 3 \, 628 \, 000\) |
$\blacksquare$
Sources
- 1997: Donald E. Knuth: The Art of Computer Programming: Volume 1: Fundamental Algorithms (3rd ed.) ... (previous) ... (next): $\S 1.2.5$: Permutations and Factorials