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Hello there.

This is Numberphile. We mainly post videos about mathematics and just numbers in general.

10!

10!

Brady Haran
James Grime, Big Numbers

Ten factorial is 10x9x8x7x6x5x4x3x2x1 - or six weeks!

Featuring Dr James Grime: https://www.singingbanana.com/

Do numbers EXIST?

Do numbers EXIST?
How big is a billion?

How big is a billion?