The folowing table expresses '623' 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 | 1001101111 | 111 | 11,10 | 1 | ||||||
| 3 | 212002 | 21,10 | 1 | |||||||
| 4 | 21233 | 23,11 | 2 | |||||||
| 5 | 4443 | 30 | 3 | |||||||
| 6 | 2515 | 21 | 3 | |||||||
| 7 | 1550 | 14 | 5 | |||||||
| 8 | 1157 | 16 | 7 | |||||||
| 9 | 762 | 16 | 7 | |||||||
| 10 | 623 | 11 | 2 | |||||||
| 11 | 517 | 12 | 3 | |||||||
| 12 | 43B | 16 | 7 | |||||||
| 13 | 38C | 1A | B | |||||||
| 14 | 327 | C | ||||||||
| 15 | 2B8 | 16 | 7 | |||||||
| 16 | 26F | 17 | 8 |
Factors: 7 * 89
623 is in the Pythagorean Triple: (623, 3936, 3985).