Talen 3131 till 3137 i romerska siffror
I högerkolumnen visas hur varje romersk siffra bidrar till att man hamnar vid rätt tal.
| 3131 | = | MMMCXXXI | = | 1000 + 1000 + 1000 + 100 + 10 + 10 + 10 + 1 |
| 3132 | = | MMMCXXXII | = | 1000 + 1000 + 1000 + 100 + 10 + 10 + 10 + 1 + 1 |
| 3133 | = | MMMCXXXIII | = | 1000 + 1000 + 1000 + 100 + 10 + 10 + 10 + 1 + 1 + 1 |
| 3134 | = | MMMCXXXIV | = | 1000 + 1000 + 1000 + 100 + 10 + 10 + 10 + 5 − 1 |
| 3135 | = | MMMCXXXV | = | 1000 + 1000 + 1000 + 100 + 10 + 10 + 10 + 5 |
| 3136 | = | MMMCXXXVI | = | 1000 + 1000 + 1000 + 100 + 10 + 10 + 10 + 5 + 1 |
| 3137 | = | MMMCXXXVII | = | 1000 + 1000 + 1000 + 100 + 10 + 10 + 10 + 5 + 1 + 1 |