3009 in Roman numerals

3009 in Roman numerals is MMMIX.

Pick any whole number from 1 to 3,999.

3009 = \text{MMMIX}

How to work it out

1
Take the biggest Roman value that fits, write its letter, subtract it, and repeat.
2
Here: 1000 (M) + 1000 (M) + 1000 (M) + 9 (IX) = 3009.
3
Joined together: MMMIX. (Four of the same letter in a row is never used: 4 is IV, 9 is IX, 40 is XL, 90 is XC, 400 is CD, 900 is CM.)

What is 3009 in Roman numerals?

MMMIX.

How do you read MMMIX?

MMMIX = 1000 + 1000 + 1000 + 9 = 3009.