Compare 42830 vs 42839
| Property | 42830 | 42839 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 51 × 42831 | 428391 |
| Prime factorization | 2 × 5 × 4283 | 42839 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 5, 10, 4283, 8566, 21415, 42830 | 1, 42839 |
| Number of properties | 0 | 4 |
| Chen primes | 2097th | |
| Primes | 4479th | |
| Safe primes | 349th | |
| Twin primes (1st member) | 622nd | |
| Roman numberals | ||
| Base 2 | 10100111010011102 | 10100111010101112 |
| Base 3 | 20112020223 | 20112021223 |
| Base 4 | 221310324 | 221311134 |
| Base 5 | 23323105 | 23323245 |
| Base 6 | 5301426 | 5301556 |
| Base 7 | 2356047 | 2356167 |
| Base 8 | 1235168 | 1235278 |
| Base 9 | 646689 | 646789 |
| Base 10 | 4283010 | 4283910 |
| Base 11 | 2a1a711 | 2a20511 |
| Base 12 | 2095212 | 2095b12 |
| Base 13 | 1665813 | 1666413 |
| Base 14 | 1187414 | 1187d14 |
| Base 15 | ca5515 | ca5e15 |
| Base 16 | a74e16 | a75716 |