The folowing table expresses '504' 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 | 111111000 | 110 | 10 | 1 | |||||
| 3 | 200200 | 11 | 2 | ||||||
| 4 | 13320 | 21 | 3 | ||||||
| 5 | 4004 | 13 | 4 | ||||||
| 6 | 2200 | 4 | |||||||
| 7 | 1320 | 6 | |||||||
| 8 | 770 | 16 | 7 | ||||||
| 9 | 620 | 8 | |||||||
| 10 | 504 | 9 | |||||||
| 11 | 419 | 13 | 4 | ||||||
| 12 | 360 | 9 | |||||||
| 13 | 2CA | 1B | C | ||||||
| 14 | 280 | A | |||||||
| 15 | 239 | E | |||||||
| 16 | 1F8 | 18 | 9 |
Factors: 23 * 32 * 7
504 is in the Pythagorean Triples: (504, 1247, 1345), (504, 703, 865).