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ROMAN function: Description, Usage, Syntax, Examples and Explanation

What is ROMAN function in Excel?

ROMAN function is one of the Math and Trig functions in Microsoft Excel that converts an arabic numeral to roman, as text.

Syntax of ROMAN function

ROMAN(number, [form])

The ROMAN function syntax has the following arguments:

  • Number: The Arabic numeral you want converted.
  • Form(Optional): A number specifying the type of roman numeral you want. The roman numeral style ranges from Classic to Simplified, becoming more concise as the value of form increases. See the example following ROMAN(499,0) below.
Form Type
0 or omitted Classic.
1 More concise. See example below.
2 More concise. See example below.
3 More concise. See example below.
4 Simplified.
TRUE Classic.
FALSE Simplified.

ROMAN formula explanation

  • If number is negative, the #VALUE! error value is returned.
  • If number is greater than 3999, the #VALUE! error value is returned.

Example of ROMAN function

Steps to follow:

1. Open a new Excel worksheet.

2. Copy data in the following table below and paste it in cell A1

Note: For formulas to show results, select them, press F2 key on your keyboard and then press Enter.

You can adjust the column widths to see all the data, if need be.

Formula Description (Result) Result
=ROMAN(499,0) Classic roman numeral style for 499 (CDXCIX) CDXCIX
=ROMAN(499,1) More concise version for 499 (LDVLIV) LDVLIV
=ROMAN(499,2) More concise version for 499 (XDIX) XDIX
=ROMAN(499,3) More concise version for 499 (VDIV) VDIV
=ROMAN(499,4) Simplified version for 499 (ID) ID

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