Talen 2566 till 2572 i romerska siffror
I högerkolumnen visas hur varje romersk siffra bidrar till att man hamnar vid rätt tal.
| 2566 | = | MMDLXVI | = | 1000 + 1000 + 500 + 50 + 10 + 5 + 1 |
| 2567 | = | MMDLXVII | = | 1000 + 1000 + 500 + 50 + 10 + 5 + 1 + 1 |
| 2568 | = | MMDLXVIII | = | 1000 + 1000 + 500 + 50 + 10 + 5 + 1 + 1 + 1 |
| 2569 | = | MMDLXIX | = | 1000 + 1000 + 500 + 50 + 10 + 10 − 1 |
| 2570 | = | MMDLXX | = | 1000 + 1000 + 500 + 50 + 10 + 10 |
| 2571 | = | MMDLXXI | = | 1000 + 1000 + 500 + 50 + 10 + 10 + 1 |
| 2572 | = | MMDLXXII | = | 1000 + 1000 + 500 + 50 + 10 + 10 + 1 + 1 |