What is the roman numerals of 5 000 000 000?

Answer 1

Do you mean 5,000,000,000 which is five billion if so then the answer is:-

The Roman numerals of (M)(V) = 5,000,000,000

Numerals in brackets indicate multiplication by a thousand and superscript numerals indicate multiplication by that particular numeral,

Hence:-

(M)(V) = 1000*1000*1000*5 = 5,000,000,000

Answer 2

Maybe V with 3 horizontal bars upon it like this:

__

__

__

V

Answer 3

V with a bar over it like so:

_

V