Compare 281243 vs 281245
| Property | 281243 | 281245 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 2812431 | 51 × 562491 |
| Prime factorization | 281243 | 5 × 56249 |
| Divisors count | 2 | 4 |
| Divisors | 1, 281243 | 1, 5, 56249, 281245 |
| Number of properties | 4 | 1 |
| Chen primes | 10093rd | |
| Isolated primes | 18851st | |
| Primes | 24536th | |
| Semiprimes | 62594th | |
| Sexy primes (1st member) | 5686th | |
| Roman numberals | ||
| Base 2 | 10001001010100110112 | 10001001010100111012 |
| Base 3 | 1120212101023 | 1120212101113 |
| Base 4 | 10102221234 | 10102221314 |
| Base 5 | 324444335 | 324444405 |
| Base 6 | 100100156 | 100100216 |
| Base 7 | 22506447 | 22506467 |
| Base 8 | 10452338 | 10452358 |
| Base 9 | 4677129 | 4677149 |
| Base 10 | 28124310 | 28124510 |
| Base 11 | 18233611 | 18233811 |
| Base 12 | 11690b12 | 11691112 |
| Base 13 | 9b02113 | 9b02313 |
| Base 14 | 746cb14 | 746cd14 |
| Base 15 | 584e815 | 584ea15 |
| Base 16 | 44a9b16 | 44a9d16 |