What Roman numeral represents the number 1000?

The Roman numeral that represents the number 1000 is M. In the Roman numeral system, each symbol has a specific value, and M stands for one thousand. This usage derives from the Latin word "mille," which means thousand.

The other symbols represent different values: C signifies 100, D is for 500, and L represents 50. Understanding these basic symbols is essential for interpreting and working with Roman numerals effectively.