M represents the number 1000 in the Roman numeral system.

How is 1000 formed in Roman numerals?

1000 (M) is formed by: M = 1000.

1000 in Roman Numerals

Roman numeral for 1000

The number 1000 is written as M in Roman numerals.

Convert any number — 1 to 3,999,999

Decimal

Roman Numeral

M		1000
M		1000

995CMXCV 996CMXCVI 997CMXCVII 998CMXCVIII 999CMXCIX 1001MI 1002MII 1003MIII 1004MIV 1005MV

Represented by a single symbol. As a year, this falls in the 10th century CE. Composed entirely of the letter M.

Base Symbols

I=1V=5X=10L=50C=100D=500M=1000