Compare 42139 vs 42281
| Property | 42139 | 42281 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 421391 | 422811 |
| Prime factorization | 42139 | 42281 |
| Divisors count | 2 | 2 |
| Divisors | 1, 42139 | 1, 42281 |
| Number of properties | 4 | 5 |
| Additive primes | 1964th | 1973rd |
| Chen primes | 2076th | |
| Isolated primes | 3180th | |
| Long primes | 1658th | |
| Primes | 4405th | 4419th |
| Pythagorean primes | 2192nd | |
| Twin primes (1st member) | 616th | |
| Roman numberals | ||
| Base 2 | 10100100100110112 | 10100101001010012 |
| Base 3 | 20102102013 | 20102222223 |
| Base 4 | 221021234 | 221102214 |
| Base 5 | 23220245 | 23231115 |
| Base 6 | 5230316 | 5234256 |
| Base 7 | 2335667 | 2341617 |
| Base 8 | 1222338 | 1224518 |
| Base 9 | 637219 | 638889 |
| Base 10 | 4213910 | 4228110 |
| Base 11 | 2972911 | 2984811 |
| Base 12 | 2047712 | 2057512 |
| Base 13 | 1624613 | 1632513 |
| Base 14 | 114dd14 | 115a114 |
| Base 15 | c74415 | c7db15 |
| Base 16 | a49b16 | a52916 |