Number
1,000 in Roman numerals
1,000 is written M
Type any other number or numeral below to convert it.
Above 3,999? Type the barred part in brackets, e.g. (IV)CC = 4,200.
How M is built
Roman numerals are written one decimal place at a time, largest first.
- Mthousands · 1M is 1,000.
Mistakes to avoid
- There's no letter for zero. The zeros are simply left out, which is why 1,000 has 1 part, not 4.
About the number 1,000
- 1,000 is even and can be split into prime factors: 2 × 2 × 2 × 5 × 5 × 5, or in Roman numerals II × II × II × V × V × V.
- 1,000 is a cube number: 10 × 10 × 10.
- M is a single letter, one of only seven in the system: I, V, X, L, C, D and M.
Counting from 991 to 1,000
| Number | Roman numeral |
|---|---|
| 991 | CMXCI |
| 992 | CMXCII |
| 993 | CMXCIII |
| 994 | CMXCIV |
| 995 | CMXCV |
| 996 | CMXCVI |
| 997 | CMXCVII |
| 998 | CMXCVIII |
| 999 | CMXCIX |
| 1,000 | M |