Time & Date Calculator App for iOS
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Roman Number Calculator
Want to know your birth year in Roman numerals? Did you find a Roman number like MCMLXIX and wonder what year it stands for? Try our calculator.
How This Works
Enter any number between 1 and 3999 into the field labeled Arabic number. This will automatically turn it into a Roman number.
You can also enter Roman numerals into the field labeled Roman number. Roman numerals are the letters M, D, C, L, X, V, and I.
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What Are Roman Numbers?
- Roman numbers and numerals – how do they work?
- Learn more about the Roman calendar
Help and Example Use
API Services for Developers
Date Calculators
- Time and Date Duration – Calculate duration, with both date and time included
- Date Calculator – Add or subtract days, months, years
- Weekday Calculator – What Day is this Date?
- Birthday Calculator – Find when you are 1 billion seconds old
- Week Number Calculator – Find the week number for any date
Related Links
- Date/calendar related services – Overview
- Calendar Generator – Create a calendar for any year.
- The World Clock – Current time all over the world
- Countdown to any date