Binary vs. base 10. Base 10 is great for humans, but -- for reasons dealing with the on and off energy states -- computers use a base 2 number system. With base 2, or binary, every digit represents a ...

Here’s the command to display decimal 16 as a binary number: $ echo “obase=2; 16” | bc 10000 Described in base 10, that’s one 16, no 8s, no 4s, no 2s, and no 1s.

Binary code is used widely in computer programming, so it is important to learn what it means and how to use it. Denary. The decimal number system, which we use everyday, is called denary.