Factorial/Examples/19
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Example of Factorial
- $19! = 121 \, 645 \, 100 \, 408 \, 832 \, 000$
Proof
From $18$ Factorial:
- $18! = 6 \, 402 \, 373 \, 705 \, 728 \, 000$
Then:
6 402 373 705 728 000 x 19 ----------------------- 57 621 363 351 552 000 64 023 737 057 280 000 ----------------------- 121 645 100 408 832 000
$\blacksquare$