| Division | Possible? | Operation | Output |
|---|---|---|---|
| 2 | 1820 | yes | 910 = 1820/2 | 2 |
| 2 | 910 | yes | 455 = 910/2 | 2 |
| 2 | 455 | no | next prime: 3 | |
| 3 | 455 | no | next prime: 5 | |
| 5 | 455 | yes | 91 = 455/5 | 5 |
| 5 | 91 | no | next prime: 7 | |
| 7 | 91 | yes | 13 = 91/7 | 7 |
| 7 | 13 | no | next prime: 11 | |
| 11 | 13 | no | next prime: 13 | |
| 13 | 13 | yes | 1 = 13/13 | 13 |