Compare 28813 vs 28909
| Property | 28813 | 28909 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 288131 | 289091 |
| Prime factorization | 28813 | 28909 |
| Divisors count | 2 | 2 |
| Divisors | 1, 28813 | 1, 28909 |
| Number of properties | 6 | 5 |
| Cousin primes (1st member) | 457th | |
| Cuban primes 2 | 19th | |
| Happy primes | 510th | |
| Isolated primes | 2223rd | 2232nd |
| Long primes | 1196th | |
| Primes | 3138th | 3147th |
| Pythagorean primes | 1560th | 1564th |
| Sexy primes (2nd member) | 923rd | |
| Roman numberals | ||
| Base 2 | 1110000100011012 | 1110000111011012 |
| Base 3 | 11101120113 | 11101222013 |
| Base 4 | 130020314 | 130032314 |
| Base 5 | 14102235 | 14111145 |
| Base 6 | 3412216 | 3415016 |
| Base 7 | 1500017 | 1501667 |
| Base 8 | 702158 | 703558 |
| Base 9 | 434649 | 435819 |
| Base 10 | 2881310 | 2890910 |
| Base 11 | 1a71411 | 1a7a111 |
| Base 12 | 1481112 | 1489112 |
| Base 13 | 1016513 | 1020a13 |
| Base 14 | a70114 | a76d14 |
| Base 15 | 880d15 | 887415 |
| Base 16 | 708d16 | 70ed16 |