That is 9998.
9998
Exactly as in the question 9999
The roman numeral that comes before XIX is XVIII.
The Roman numeral before X is IX.
If you mean Roman numeral then it is M = 1000
ix
9998
10000
9998
10001 and 9999, possibly.
Exactly as in the question 9999
9998
The roman numeral that comes before XIX is XVIII.
It is 9998.
9998
The Roman numeral before X is IX.
No, the roman numeral for 9999 would be (IX)CMXCIX. In written roman numerals the (IX) in parentheses would have a bar on top. This denotes multiplication of 1000.
If you mean Roman numeral then it is M = 1000