answersLogoWhite

0


Best Answer

You can arrange them in (20 x 19 x 18 x 17 x 16 x ..... 4 x 3 x 2) ways.

That number is called "20 factorial", and written " 20! ".

It's a big number ... bigger than my calculator can show exactly.

Rounded to the nearest billion, it's

2,432,902,008,000,000,000

User Avatar

Wiki User

12y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: How many different ways can you arrange the numbers 1 to 20?
Write your answer...
Submit
Still have questions?
magnify glass
imp