Talen 2591 till 2597 i romerska siffror
I högerkolumnen visas hur varje romersk siffra bidrar till att man hamnar vid rätt tal.
| 2591 | = | MMDXCI | = | 1000 + 1000 + 500 + 100 − 10 + 1 |
| 2592 | = | MMDXCII | = | 1000 + 1000 + 500 + 100 − 10 + 1 + 1 |
| 2593 | = | MMDXCIII | = | 1000 + 1000 + 500 + 100 − 10 + 1 + 1 + 1 |
| 2594 | = | MMDXCIV | = | 1000 + 1000 + 500 + 100 − 10 + 5 − 1 |
| 2595 | = | MMDXCV | = | 1000 + 1000 + 500 + 100 − 10 + 5 |
| 2596 | = | MMDXCVI | = | 1000 + 1000 + 500 + 100 − 10 + 5 + 1 |
| 2597 | = | MMDXCVII | = | 1000 + 1000 + 500 + 100 − 10 + 5 + 1 + 1 |