Number System jokes

A Roman walks into a bar.

He holds up two fingers and says, "Give me five beers."

What do you call numbers that don’t stay in place?

Roamin’ Numerals.

I bet you $12345678901234567890 that you didn't read that number and you didn't notice that I put a letter in it. No, I didn't, but you went back and looked, didn't you?

Maths...

....Addition, frustration, subtraction, aggression, depression.

You know what’s odd?

Every other number.