Compare 28865 vs 28871
| Property | 28865 | 28871 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 51 × 231 × 2511 | 288711 |
| Prime factorization | 5 × 23 × 251 | 28871 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 23, 115, 251, 1255, 5773, 28865 | 1, 28871 |
| Number of properties | 0 | 4 |
| Chen primes | 1519th | |
| Cousin primes (2nd member) | 458th | |
| Isolated primes | 2229th | |
| Primes | 3144th | |
| Roman numberals | ||
| Base 2 | 1110000110000012 | 1110000110001112 |
| Base 3 | 11101210023 | 11101210223 |
| Base 4 | 130030014 | 130030134 |
| Base 5 | 14104305 | 14104415 |
| Base 6 | 3413456 | 3413556 |
| Base 7 | 1501047 | 1501137 |
| Base 8 | 703018 | 703078 |
| Base 9 | 435329 | 435389 |
| Base 10 | 2886510 | 2887110 |
| Base 11 | 1a76111 | 1a76711 |
| Base 12 | 1485512 | 1485b12 |
| Base 13 | 101a513 | 101ab13 |
| Base 14 | a73b14 | a74314 |
| Base 15 | 884515 | 884b15 |
| Base 16 | 70c116 | 70c716 |