Compare 28811 vs 28817
| Property | 28811 | 28817 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 471 × 6131 | 288171 |
| Prime factorization | 47 × 613 | 28817 |
| Divisors count | 4 | 2 |
| Divisors | 1, 47, 613, 28811 | 1, 28817 |
| Number of properties | 1 | 6 |
| Cousin primes (2nd member) | 457th | |
| Isolated primes | 2224th | |
| Long primes | 1194th | |
| Primes | 3139th | |
| Pythagorean primes | 1561st | |
| Quartan primes | 21st | |
| Semiprimes | 7165th | |
| Roman numberals | ||
| Base 2 | 1110000100010112 | 1110000100100012 |
| Base 3 | 11101120023 | 11101120223 |
| Base 4 | 130020234 | 130021014 |
| Base 5 | 14102215 | 14102325 |
| Base 6 | 3412156 | 3412256 |
| Base 7 | 1466667 | 1500057 |
| Base 8 | 702138 | 702218 |
| Base 9 | 434629 | 434689 |
| Base 10 | 2881110 | 2881710 |
| Base 11 | 1a71211 | 1a71811 |
| Base 12 | 1480b12 | 1481512 |
| Base 13 | 1016313 | 1016913 |
| Base 14 | a6dd14 | a70514 |
| Base 15 | 880b15 | 881215 |
| Base 16 | 708b16 | 709116 |