| 1 century = 100 y |
| 2 century = 200 y |
| 3 century = 300 y |
| 4 century = 400 y |
| 5 century = 500 y |
| 6 century = 600 y |
| 7 century = 700 y |
| 8 century = 800 y |
| 9 century = 900 y |
| 10 century = 1000 y |
| 15 century = 1500 y |
| 50 century = 5000 y |
| 100 century = 10000 y |
| 500 century = 50000 y |
| 1000 century = 100000 y |
| 5000 century = 500000 y |
| 10000 century = 1000000 y |