Talen 3680 till 3686 i romerska siffror
I högerkolumnen visas hur varje romersk siffra bidrar till att man hamnar vid rätt tal.
| 3680 | = | MMMDCLXXX | = | 1000 + 1000 + 1000 + 500 + 100 + 50 + 10 + 10 + 10 |
| 3681 | = | MMMDCLXXXI | = | 1000 + 1000 + 1000 + 500 + 100 + 50 + 10 + 10 + 10 + 1 |
| 3682 | = | MMMDCLXXXII | = | 1000 + 1000 + 1000 + 500 + 100 + 50 + 10 + 10 + 10 + 1 + 1 |
| 3683 | = | MMMDCLXXXIII | = | 1000 + 1000 + 1000 + 500 + 100 + 50 + 10 + 10 + 10 + 1 + 1 + 1 |
| 3684 | = | MMMDCLXXXIV | = | 1000 + 1000 + 1000 + 500 + 100 + 50 + 10 + 10 + 10 + 5 − 1 |
| 3685 | = | MMMDCLXXXV | = | 1000 + 1000 + 1000 + 500 + 100 + 50 + 10 + 10 + 10 + 5 |
| 3686 | = | MMMDCLXXXVI | = | 1000 + 1000 + 1000 + 500 + 100 + 50 + 10 + 10 + 10 + 5 + 1 |