It's already an Hindu-Arabic symbol representing the number 5.
Hindu
V is the symbol for 5 one capital V
I don't understand
5"
There is no symbol for 5 megatons. A megaton can be abbreviated as MT but that is too easily confused with the abbreviation for metric ton.
In Roman numerals, the symbol "V" represents the number 5.
5 = V
The symbol for SiM Internal Test 5 in the NYSE is: IIZ^K.
No
The symbol for Big 5 Sporting Goods Corporation in NASDAQ is: BGFV.
35
The symbol for a negative charge is "-".