It's already a numeric number
To write 5000 in numeric form, you would simply write the digits "5" and "0" followed by three zeros to represent the thousands place. Therefore, 5000 is written as "5,000" in numeric form.
4020096 IS in numeric form.
8 in numeric numbers is VIII.
Nineteen.
LXXV
8,400
(VIII)
MMMMMMMMMMMMMD
(XXII)
we write 5 in roman number like this :- V
A number must, surely, be numeric! I suggest writing it as 24000.