The folowing table expresses '325' 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 | 101000101 | 100 | 1 | ||||||
| 3 | 110001 | 10 | 1 | ||||||
| 4 | 11011 | 10 | 1 | ||||||
| 5 | 2300 | 10 | 1 | ||||||
| 6 | 1301 | 5 | |||||||
| 7 | 643 | 16,10 | 1 | ||||||
| 8 | 505 | 12 | 3 | ||||||
| 9 | 401 | 5 | |||||||
| 10 | 325 | 10 | 1 | ||||||
| 11 | 276 | 14 | 5 | ||||||
| 12 | 231 | 6 | |||||||
| 13 | 1C0 | 10 | 1 | ||||||
| 14 | 193 | D | |||||||
| 15 | 16A | 12 | 3 | ||||||
| 16 | 145 | A |
Factors: 52 * 13
325 is in the Pythagorean Triples: (36, 323, 325), (204, 253, 325), (228, 325, 397).
325 is the sum of the counting numbers from 1 to 25 (See 'The Sum/Product of the First N Counting Numbers').