=ROMAN(number, [format])
=ROMAN(4)
The ROMAN function converts a number to Roman numerals. In this example, the number 4 is converted to Roman numerals, resulting in "IV".
=ROMAN(9)
In this example, the number 9 is converted to Roman numerals, resulting in "IX".
=ROMAN(99)
In this example, the number 99 is converted to Roman numerals, resulting in "XCIX".
=ROMAN(100)
In this example, the number 100 is converted to Roman numerals, resulting in "C".
=ROMAN(1999, 0)
In this example, the number 1999 is converted to Roman numerals with 0 decimal places, resulting in "MCMXCIX".
=ROMAN(1999, 2)
In this example, the number 1999 is converted to Roman numerals with 2 decimal places, resulting in "MXMIX".
The ROMAN function is used to convert arabic numerals to Roman numerals. It requires one argument (number) and has one optional argument (form) which determines the type of Roman numeral to create.