The folowing table expresses '415' 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 | 110011111 | 111 | 11,10 | 1 | |||||
| 3 | 120101 | 12,10 | 1 | ||||||
| 4 | 12133 | 22,10 | 1 | ||||||
| 5 | 3130 | 12 | 3 | ||||||
| 6 | 1531 | 14 | 5 | ||||||
| 7 | 1132 | 10 | 1 | ||||||
| 8 | 637 | 20 | 2 | ||||||
| 9 | 511 | 7 | |||||||
| 10 | 415 | 10 | 1 | ||||||
| 11 | 348 | 14 | 5 | ||||||
| 12 | 2A7 | 17 | 8 | ||||||
| 13 | 25C | 16 | 7 | ||||||
| 14 | 219 | C | |||||||
| 15 | 1CA | 18 | 9 | ||||||
| 16 | 19F | 19 | A |
Factors: 5 * 83
415 is in the Pythagorean Triple: (415, 3432, 3457).