The folowing table expresses '507' in various number bases. 'DRx' shows the result of 'digit reducing' resulting in an X-digit long number.
| Base | DR9 | DR8 | DR7 | DR6 | DR5 | DR4 | DR3 | DR2 | DR1 |
|---|---|---|---|---|---|---|---|---|---|
| 2 | 111111011 | 1000 | 1 | ||||||
| 3 | 200210 | 12,10 | 1 | ||||||
| 4 | 13323 | 30 | 3 | ||||||
| 5 | 4012 | 12 | 3 | ||||||
| 6 | 2203 | 11 | 2 | ||||||
| 7 | 1323 | 12 | 3 | ||||||
| 8 | 773 | 21 | 3 | ||||||
| 9 | 623 | 12 | 3 | ||||||
| 10 | 507 | 12 | 3 | ||||||
| 11 | 421 | 7 | |||||||
| 12 | 363 | 10 | 1 | ||||||
| 13 | 300 | 3 | |||||||
| 14 | 283 | D | |||||||
| 15 | 23C | 12 | 3 | ||||||
| 16 | 1FB | 1B | C |
Factors: 3 * 132