The folowing table expresses '505' 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 | 111111001 | 111 | 11,10 | 1 | |||||
3 | 200201 | 12,10 | 1 | ||||||
4 | 13321 | 22,10 | 1 | ||||||
5 | 4010 | 10 | 1 | ||||||
6 | 2201 | 5 | |||||||
7 | 1321 | 10 | 1 | ||||||
8 | 771 | 17,10 | 1 | ||||||
9 | 621 | 10 | 1 | ||||||
10 | 505 | 10 | 1 | ||||||
11 | 41A | 14 | 5 | ||||||
12 | 361 | A | |||||||
13 | 2CB | 1C,10 | 1 | ||||||
14 | 281 | B | |||||||
15 | 23A | 10 | 1 | ||||||
16 | 1F9 | 19 | A |
Factors: 5 * 101
505 is in the Pythagorean Triples: (217, 456, 505), (336, 377, 505).