Talen 2187 till 2193 i romerska siffror
I högerkolumnen visas hur varje romersk siffra bidrar till att man hamnar vid rätt tal.
| 2187 | = | MMCLXXXVII | = | 1000 + 1000 + 100 + 50 + 10 + 10 + 10 + 5 + 1 + 1 |
| 2188 | = | MMCLXXXVIII | = | 1000 + 1000 + 100 + 50 + 10 + 10 + 10 + 5 + 1 + 1 + 1 |
| 2189 | = | MMCLXXXIX | = | 1000 + 1000 + 100 + 50 + 10 + 10 + 10 + 10 − 1 |
| 2190 | = | MMCXC | = | 1000 + 1000 + 100 + 100 − 10 |
| 2191 | = | MMCXCI | = | 1000 + 1000 + 100 + 100 − 10 + 1 |
| 2192 | = | MMCXCII | = | 1000 + 1000 + 100 + 100 − 10 + 1 + 1 |
| 2193 | = | MMCXCIII | = | 1000 + 1000 + 100 + 100 − 10 + 1 + 1 + 1 |