The folowing table expresses '345' 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 | 101011001 | 101 | 10 | 1 | |||||
| 3 | 110210 | 12,10 | 1 | ||||||
| 4 | 11121 | 12 | 3 | ||||||
| 5 | 2340 | 14,10 | 1 | ||||||
| 6 | 1333 | 14 | 5 | ||||||
| 7 | 1002 | 3 | |||||||
| 8 | 531 | 11 | 2 | ||||||
| 9 | 423 | 10 | 1 | ||||||
| 10 | 345 | 12 | 3 | ||||||
| 11 | 294 | 14 | 5 | ||||||
| 12 | 249 | 13 | 4 | ||||||
| 13 | 207 | 9 | |||||||
| 14 | 1A9 | 16 | 7 | ||||||
| 15 | 180 | 9 | |||||||
| 16 | 159 | F |
Factors: 3 * 5 * 23
345 is in the Pythagorean Triples: (152, 345, 377), (345, 2368, 2393).