Compare 42487 vs 42489
| Property | 42487 | 42489 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 3 |
| Prime factorization | 424871 | 32 × 47211 |
| Prime factorization | 42487 | 3 × 3 × 4721 |
| Divisors count | 2 | 6 |
| Divisors | 1, 42487 | 1, 3, 9, 4721, 14163, 42489 |
| Number of properties | 5 | 0 |
| Cousin primes (1st member) | 615th | |
| Harmonic primes | 1653rd | |
| Isolated primes | 3210th | |
| Long primes | 1671st | |
| Primes | 4445th | |
| Roman numberals | ||
| Base 2 | 10100101111101112 | 10100101111110012 |
| Base 3 | 20110211213 | 20110212003 |
| Base 4 | 221133134 | 221133214 |
| Base 5 | 23244225 | 23244245 |
| Base 6 | 5244116 | 5244136 |
| Base 7 | 2346047 | 2346067 |
| Base 8 | 1227678 | 1227718 |
| Base 9 | 642479 | 642509 |
| Base 10 | 4248710 | 4248910 |
| Base 11 | 29a1511 | 29a1711 |
| Base 12 | 2070712 | 2070912 |
| Base 13 | 1645313 | 1645513 |
| Base 14 | 116ab14 | 116ad14 |
| Base 15 | c8c715 | c8c915 |
| Base 16 | a5f716 | a5f916 |