The folowing table expresses '904' in various number bases. 'DRx' shows the result of 'digit reducing' resulting in an X-digit long number.
| Base | DR10 | DR9 | DR8 | DR7 | DR6 | DR5 | DR4 | DR3 | DR2 | DR1 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 1110001000 | 100 | 1 | |||||||
| 3 | 1020111 | 20 | 2 | |||||||
| 4 | 32020 | 13,10 | 1 | |||||||
| 5 | 12104 | 13 | 4 | |||||||
| 6 | 4104 | 13 | 4 | |||||||
| 7 | 2431 | 13 | 4 | |||||||
| 8 | 1610 | 10 | 1 | |||||||
| 9 | 1214 | 8 | ||||||||
| 10 | 904 | 13 | 4 | |||||||
| 11 | 752 | 13 | 4 | |||||||
| 12 | 634 | 11 | 2 | |||||||
| 13 | 547 | 13 | 4 | |||||||
| 14 | 488 | 16 | 7 | |||||||
| 15 | 404 | 8 | ||||||||
| 16 | 388 | 13 | 4 |
Factors: 23 * 113