The folowing table expresses '280' 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 | 100011000 | 11,10 | 1 | ||||||
3 | 101101 | 11 | 2 | ||||||
4 | 10120 | 10 | 1 | ||||||
5 | 2110 | 4 | |||||||
6 | 1144 | 14 | 5 | ||||||
7 | 550 | 13 | 4 | ||||||
8 | 430 | 7 | |||||||
9 | 341 | 8 | |||||||
10 | 280 | 10 | 1 | ||||||
11 | 235 | A | |||||||
12 | 1B4 | 14 | 5 | ||||||
13 | 187 | 13 | 4 | ||||||
14 | 160 | 7 | |||||||
15 | 13A | E | |||||||
16 | 118 | A |
Factors: 23 * 5 * 7
280 is in the Pythagorean Triples: (280, 1209, 1241), (280, 759, 809), (280, 351, 449).