Talen 3615 till 3621 i romerska siffror
I högerkolumnen visas hur varje romersk siffra bidrar till att man hamnar vid rätt tal.
| 3615 | = | MMMDCXV | = | 1000 + 1000 + 1000 + 500 + 100 + 10 + 5 |
| 3616 | = | MMMDCXVI | = | 1000 + 1000 + 1000 + 500 + 100 + 10 + 5 + 1 |
| 3617 | = | MMMDCXVII | = | 1000 + 1000 + 1000 + 500 + 100 + 10 + 5 + 1 + 1 |
| 3618 | = | MMMDCXVIII | = | 1000 + 1000 + 1000 + 500 + 100 + 10 + 5 + 1 + 1 + 1 |
| 3619 | = | MMMDCXIX | = | 1000 + 1000 + 1000 + 500 + 100 + 10 + 10 − 1 |
| 3620 | = | MMMDCXX | = | 1000 + 1000 + 1000 + 500 + 100 + 10 + 10 |
| 3621 | = | MMMDCXXI | = | 1000 + 1000 + 1000 + 500 + 100 + 10 + 10 + 1 |