Talen 3643 till 3649 i romerska siffror
I högerkolumnen visas hur varje romersk siffra bidrar till att man hamnar vid rätt tal.
| 3643 | = | MMMDCXLIII | = | 1000 + 1000 + 1000 + 500 + 100 + 50 − 10 + 1 + 1 + 1 |
| 3644 | = | MMMDCXLIV | = | 1000 + 1000 + 1000 + 500 + 100 + 50 − 10 + 5 − 1 |
| 3645 | = | MMMDCXLV | = | 1000 + 1000 + 1000 + 500 + 100 + 50 − 10 + 5 |
| 3646 | = | MMMDCXLVI | = | 1000 + 1000 + 1000 + 500 + 100 + 50 − 10 + 5 + 1 |
| 3647 | = | MMMDCXLVII | = | 1000 + 1000 + 1000 + 500 + 100 + 50 − 10 + 5 + 1 + 1 |
| 3648 | = | MMMDCXLVIII | = | 1000 + 1000 + 1000 + 500 + 100 + 50 − 10 + 5 + 1 + 1 + 1 |
| 3649 | = | MMMDCXLIX | = | 1000 + 1000 + 1000 + 500 + 100 + 50 − 10 + 10 − 1 |