Compare 1989 vs 2001
| Property | 1989 | 2001 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 4 | 3 |
| Prime factorization | 32 × 131 × 171 | 31 × 231 × 291 |
| Prime factorization | 3 × 3 × 13 × 17 | 3 × 23 × 29 |
| Divisors count | 12 | 8 |
| Divisors | 1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989 | 1, 3, 23, 29, 69, 87, 667, 2001 |
| Number of properties | 0 | 0 |
| Roman numberals | MCMLXXXIX | MMI |
| Base 2 | 111110001012 | 111110100012 |
| Base 3 | 22012003 | 22020103 |
| Base 4 | 1330114 | 1331014 |
| Base 5 | 304245 | 310015 |
| Base 6 | 131136 | 131336 |
| Base 7 | 55417 | 55567 |
| Base 8 | 37058 | 37218 |
| Base 9 | 26509 | 26639 |
| Base 10 | 198910 | 200110 |
| Base 11 | 154911 | 155a11 |
| Base 12 | 119912 | 11a912 |
| Base 13 | ba013 | bac13 |
| Base 14 | a2114 | a2d14 |
| Base 15 | 8c915 | 8d615 |
| Base 16 | 7c516 | 7d116 |