The folowing table expresses '423' 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 | 110100111 | 110 | 10 | 1 | |||||
| 3 | 120200 | 12,10 | 1 | ||||||
| 4 | 12213 | 21 | 3 | ||||||
| 5 | 3143 | 21 | 3 | ||||||
| 6 | 1543 | 21 | 3 | ||||||
| 7 | 1143 | 12 | 3 | ||||||
| 8 | 647 | 21 | 3 | ||||||
| 9 | 520 | 7 | |||||||
| 10 | 423 | 9 | |||||||
| 11 | 355 | 12 | 3 | ||||||
| 12 | 2B3 | 14 | 5 | ||||||
| 13 | 267 | 12 | 3 | ||||||
| 14 | 223 | 7 | |||||||
| 15 | 1D3 | 12 | 3 | ||||||
| 16 | 1A7 | 12 | 3 |
Factors: 32 * 47
423 is in the Pythagorean Triple: (423, 1064, 1145).