Compare 42139 vs 42142
| Property | 42139 | 42142 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 421391 | 21 × 191 × 11091 |
| Prime factorization | 42139 | 2 × 19 × 1109 |
| Divisors count | 2 | 8 |
| Divisors | 1, 42139 | 1, 2, 19, 38, 1109, 2218, 21071, 42142 |
| Number of properties | 4 | 0 |
| Additive primes | 1964th | |
| Isolated primes | 3180th | |
| Long primes | 1658th | |
| Primes | 4405th | |
| Roman numberals | ||
| Base 2 | 10100100100110112 | 10100100100111102 |
| Base 3 | 20102102013 | 20102102113 |
| Base 4 | 221021234 | 221021324 |
| Base 5 | 23220245 | 23220325 |
| Base 6 | 5230316 | 5230346 |
| Base 7 | 2335667 | 2336027 |
| Base 8 | 1222338 | 1222368 |
| Base 9 | 637219 | 637249 |
| Base 10 | 4213910 | 4214210 |
| Base 11 | 2972911 | 2973111 |
| Base 12 | 2047712 | 2047a12 |
| Base 13 | 1624613 | 1624913 |
| Base 14 | 114dd14 | 1150214 |
| Base 15 | c74415 | c74715 |
| Base 16 | a49b16 | a49e16 |