Compare 818 vs 830
| Property | 818 | 830 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 21 × 4091 | 21 × 51 × 831 |
| Prime factorization | 2 × 409 | 2 × 5 × 83 |
| Divisors count | 4 | 8 |
| Divisors | 1, 2, 409, 818 | 1, 2, 5, 10, 83, 166, 415, 830 |
| Number of properties | 1 | 0 |
| Semiprimes | 249th | |
| Roman numberals | DCCCXVIII | DCCCXXX |
| Base 2 | 11001100102 | 11001111102 |
| Base 3 | 10100223 | 10102023 |
| Base 4 | 303024 | 303324 |
| Base 5 | 112335 | 113105 |
| Base 6 | 34426 | 35026 |
| Base 7 | 22467 | 22647 |
| Base 8 | 14628 | 14768 |
| Base 9 | 11089 | 11229 |
| Base 10 | 81810 | 83010 |
| Base 11 | 68411 | 69511 |
| Base 12 | 58212 | 59212 |
| Base 13 | 4ac13 | 4bb13 |
| Base 14 | 42614 | 43414 |
| Base 15 | 39815 | 3a515 |
| Base 16 | 33216 | 33e16 |