Compare 42839 vs 42847
| Property | 42839 | 42847 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 428391 | 71 × 61211 |
| Prime factorization | 42839 | 7 × 6121 |
| Divisors count | 2 | 4 |
| Divisors | 1, 42839 | 1, 7, 6121, 42847 |
| Number of properties | 4 | 1 |
| Chen primes | 2097th | |
| Primes | 4479th | |
| Safe primes | 349th | |
| Semiprimes | 10427th | |
| Twin primes (1st member) | 622nd | |
| Roman numberals | ||
| Base 2 | 10100111010101112 | 10100111010111112 |
| Base 3 | 20112021223 | 20112022213 |
| Base 4 | 221311134 | 221311334 |
| Base 5 | 23323245 | 23323425 |
| Base 6 | 5301556 | 5302116 |
| Base 7 | 2356167 | 2356307 |
| Base 8 | 1235278 | 1235378 |
| Base 9 | 646789 | 646879 |
| Base 10 | 4283910 | 4284710 |
| Base 11 | 2a20511 | 2a21211 |
| Base 12 | 2095b12 | 2096712 |
| Base 13 | 1666413 | 1666c13 |
| Base 14 | 1187d14 | 1188714 |
| Base 15 | ca5e15 | ca6715 |
| Base 16 | a75716 | a75f16 |