Compare 28871 vs 28873
| Property | 28871 | 28873 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 288711 | 131 × 22211 |
| Prime factorization | 28871 | 13 × 2221 |
| Divisors count | 2 | 4 |
| Divisors | 1, 28871 | 1, 13, 2221, 28873 |
| Number of properties | 4 | 1 |
| Chen primes | 1519th | |
| Cousin primes (2nd member) | 458th | |
| Isolated primes | 2229th | |
| Primes | 3144th | |
| Semiprimes | 7178th | |
| Roman numberals | ||
| Base 2 | 1110000110001112 | 1110000110010012 |
| Base 3 | 11101210223 | 11101211013 |
| Base 4 | 130030134 | 130030214 |
| Base 5 | 14104415 | 14104435 |
| Base 6 | 3413556 | 3414016 |
| Base 7 | 1501137 | 1501157 |
| Base 8 | 703078 | 703118 |
| Base 9 | 435389 | 435419 |
| Base 10 | 2887110 | 2887310 |
| Base 11 | 1a76711 | 1a76911 |
| Base 12 | 1485b12 | 1486112 |
| Base 13 | 101ab13 | 101b013 |
| Base 14 | a74314 | a74514 |
| Base 15 | 884b15 | 884d15 |
| Base 16 | 70c716 | 70c916 |