Compare 28805 vs 28813
| Property | 28805 | 28813 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 51 × 71 × 8231 | 288131 |
| Prime factorization | 5 × 7 × 823 | 28813 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 7, 35, 823, 4115, 5761, 28805 | 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 | 1110000100001012 | 1110000100011012 |
| Base 3 | 11101112123 | 11101120113 |
| Base 4 | 130020114 | 130020314 |
| Base 5 | 14102105 | 14102235 |
| Base 6 | 3412056 | 3412216 |
| Base 7 | 1466607 | 1500017 |
| Base 8 | 702058 | 702158 |
| Base 9 | 434559 | 434649 |
| Base 10 | 2880510 | 2881310 |
| Base 11 | 1a70711 | 1a71411 |
| Base 12 | 1480512 | 1481112 |
| Base 13 | 1015a13 | 1016513 |
| Base 14 | a6d714 | a70114 |
| Base 15 | 880515 | 880d15 |
| Base 16 | 708516 | 708d16 |