The folowing table expresses '219' in various number bases. 'DRx' shows the result of 'digit reducing' resulting in an X-digit long number.
| Base | DR8 | DR7 | DR6 | DR5 | DR4 | DR3 | DR2 | DR1 |
|---|---|---|---|---|---|---|---|---|
| 2 | 11011011 | 110 | 10 | 1 | ||||
| 3 | 22010 | 12,10 | 1 | |||||
| 4 | 3123 | 21 | 3 | |||||
| 5 | 1334 | 21 | 3 | |||||
| 6 | 1003 | 4 | ||||||
| 7 | 432 | 12 | 3 | |||||
| 8 | 333 | 11 | 2 | |||||
| 9 | 263 | 12 | 3 | |||||
| 10 | 219 | 12 | 3 | |||||
| 11 | 18A | 18 | 9 | |||||
| 12 | 163 | A | ||||||
| 13 | 13B | 12 | 3 | |||||
| 14 | 119 | B | ||||||
| 15 | E9,18 | 9 | ||||||
| 16 | DB,18 | 9 |
Factors: 3 * 73
219 is in the Pythagorean Triple: (219, 2660, 2669).