Compare 281239 vs 281243
| Property | 281239 | 281243 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 71 × 401771 | 2812431 |
| Prime factorization | 7 × 40177 | 281243 |
| Divisors count | 4 | 2 |
| Divisors | 1, 7, 40177, 281239 | 1, 281243 |
| Number of properties | 1 | 4 |
| Chen primes | 10093rd | |
| Isolated primes | 18851st | |
| Primes | 24536th | |
| Semiprimes | 62593rd | |
| Sexy primes (1st member) | 5686th | |
| Roman numberals | ||
| Base 2 | 10001001010100101112 | 10001001010100110112 |
| Base 3 | 1120212100213 | 1120212101023 |
| Base 4 | 10102221134 | 10102221234 |
| Base 5 | 324444245 | 324444335 |
| Base 6 | 100100116 | 100100156 |
| Base 7 | 22506407 | 22506447 |
| Base 8 | 10452278 | 10452338 |
| Base 9 | 4677079 | 4677129 |
| Base 10 | 28123910 | 28124310 |
| Base 11 | 18233211 | 18233611 |
| Base 12 | 11690712 | 11690b12 |
| Base 13 | 9b01a13 | 9b02113 |
| Base 14 | 746c714 | 746cb14 |
| Base 15 | 584e415 | 584e815 |
| Base 16 | 44a9716 | 44a9b16 |