Compare 819 vs 830
| Property | 819 | 830 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 4 | 3 |
| Prime factorization | 32 × 71 × 131 | 21 × 51 × 831 |
| Prime factorization | 3 × 3 × 7 × 13 | 2 × 5 × 83 |
| Divisors count | 12 | 8 |
| Divisors | 1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819 | 1, 2, 5, 10, 83, 166, 415, 830 |
| Number of properties | 0 | 0 |
| Roman numberals | DCCCXIX | DCCCXXX |
| Base 2 | 11001100112 | 11001111102 |
| Base 3 | 10101003 | 10102023 |
| Base 4 | 303034 | 303324 |
| Base 5 | 112345 | 113105 |
| Base 6 | 34436 | 35026 |
| Base 7 | 22507 | 22647 |
| Base 8 | 14638 | 14768 |
| Base 9 | 11109 | 11229 |
| Base 10 | 81910 | 83010 |
| Base 11 | 68511 | 69511 |
| Base 12 | 58312 | 59212 |
| Base 13 | 4b013 | 4bb13 |
| Base 14 | 42714 | 43414 |
| Base 15 | 39915 | 3a515 |
| Base 16 | 33316 | 33e16 |