Compare 28808 vs 28813
| Property | 28808 | 28813 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 23 × 131 × 2771 | 288131 |
| Prime factorization | 2 × 2 × 2 × 13 × 277 | 28813 |
| Divisors count | 16 | 2 |
| Divisors | 1, 2, 4, 8, 13, 26, 52, 104, 277, 554, 1108, 2216, 3601, 7202, 14404, 28808 | 1, 28813 |
| Number of properties | 0 | 6 |
| Cousin primes (1st member) | 457th | |
| Cuban primes 2 | 19th | |
| Isolated primes | 2223rd | |
| Primes | 3138th | |
| Pythagorean primes | 1560th | |
| Sexy primes (2nd member) | 923rd | |
| Roman numberals | ||
| Base 2 | 1110000100010002 | 1110000100011012 |
| Base 3 | 11101112223 | 11101120113 |
| Base 4 | 130020204 | 130020314 |
| Base 5 | 14102135 | 14102235 |
| Base 6 | 3412126 | 3412216 |
| Base 7 | 1466637 | 1500017 |
| Base 8 | 702108 | 702158 |
| Base 9 | 434589 | 434649 |
| Base 10 | 2880810 | 2881310 |
| Base 11 | 1a70a11 | 1a71411 |
| Base 12 | 1480812 | 1481112 |
| Base 13 | 1016013 | 1016513 |
| Base 14 | a6da14 | a70114 |
| Base 15 | 880815 | 880d15 |
| Base 16 | 708816 | 708d16 |