Compare 28180 vs 28189
| Property | 28180 | 28189 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 51 × 14091 | 71 × 40271 |
| Prime factorization | 2 × 2 × 5 × 1409 | 7 × 4027 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 4, 5, 10, 20, 1409, 2818, 5636, 7045, 14090, 28180 | 1, 7, 4027, 28189 |
| Number of properties | 0 | 1 |
| Semiprimes | 7029th | |
| Roman numberals | ||
| Base 2 | 1101110000101002 | 1101110000111012 |
| Base 3 | 11021222013 | 11022000013 |
| Base 4 | 123201104 | 123201314 |
| Base 5 | 14002105 | 14002245 |
| Base 6 | 3342446 | 3343016 |
| Base 7 | 1451057 | 1451207 |
| Base 8 | 670248 | 670358 |
| Base 9 | 425819 | 426019 |
| Base 10 | 2818010 | 2818910 |
| Base 11 | 1a19911 | 1a1a711 |
| Base 12 | 1438412 | 1439112 |
| Base 13 | ca9913 | caa513 |
| Base 14 | a3ac14 | a3b714 |
| Base 15 | 853a15 | 854415 |
| Base 16 | 6e1416 | 6e1d16 |