Compare 28391 vs 28393
| Property | 28391 | 28393 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 111 × 291 × 891 | 283931 |
| Prime factorization | 11 × 29 × 89 | 28393 |
| Divisors count | 8 | 2 |
| Divisors | 1, 11, 29, 89, 319, 979, 2581, 28391 | 1, 28393 |
| Number of properties | 0 | 7 |
| Happy primes | 498th | |
| Isolated primes | 2186th | |
| Lucky primes | 481st | |
| Primes | 3089th | |
| Pythagorean primes | 1537th | |
| Sexy primes (2nd member) | 908th | |
| Super primes | 442nd | |
| Roman numberals | ||
| Base 2 | 1101110111001112 | 1101110111010012 |
| Base 3 | 11022211123 | 11022211213 |
| Base 4 | 123232134 | 123232214 |
| Base 5 | 14020315 | 14020335 |
| Base 6 | 3352356 | 3352416 |
| Base 7 | 1455267 | 1455317 |
| Base 8 | 673478 | 673518 |
| Base 9 | 428459 | 428479 |
| Base 10 | 2839110 | 2839310 |
| Base 11 | 1a37011 | 1a37211 |
| Base 12 | 1451b12 | 1452112 |
| Base 13 | cbcc13 | cc0113 |
| Base 14 | a4bd14 | a4c114 |
| Base 15 | 862b15 | 862d15 |
| Base 16 | 6ee716 | 6ee916 |