The folowing table expresses '457' 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 | 111001001 | 101 | 10 | 1 | |||||
| 3 | 121221 | 100 | 1 | ||||||
| 4 | 13021 | 13,10 | 1 | ||||||
| 5 | 3312 | 14,10 | 1 | ||||||
| 6 | 2041 | 11 | 2 | ||||||
| 7 | 1222 | 10 | 1 | ||||||
| 8 | 711 | 11 | 2 | ||||||
| 9 | 557 | 18,10 | 1 | ||||||
| 10 | 457 | 16 | 7 | ||||||
| 11 | 386 | 16 | 7 | ||||||
| 12 | 321 | 6 | |||||||
| 13 | 292 | 10 | 1 | ||||||
| 14 | 249 | 11 | 2 | ||||||
| 15 | 207 | 9 | |||||||
| 16 | 1C9 | 16 | 7 |
Factors: Prime
457 is in the Pythagorean Triple: (168, 425, 457).