Compare 28729 vs 28813
| Property | 28729 | 28813 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 287291 | 288131 |
| Prime factorization | 28729 | 28813 |
| Divisors count | 2 | 2 |
| Divisors | 1, 28729 | 1, 28813 |
| Number of properties | 5 | 6 |
| Cousin primes (1st member) | 457th | |
| Cuban primes 2 | 19th | |
| Isolated primes | 2217th | 2223rd |
| Primes | 3130th | 3138th |
| Pythagorean primes | 1556th | 1560th |
| Sexy primes (2nd member) | 921st | 923rd |
| Ulam primes | 238th | |
| Roman numberals | ||
| Base 2 | 1110000001110012 | 1110000100011012 |
| Base 3 | 11101020013 | 11101120113 |
| Base 4 | 130003214 | 130020314 |
| Base 5 | 14044045 | 14102235 |
| Base 6 | 3410016 | 3412216 |
| Base 7 | 1465217 | 1500017 |
| Base 8 | 700718 | 702158 |
| Base 9 | 433619 | 434649 |
| Base 10 | 2872910 | 2881310 |
| Base 11 | 1a64811 | 1a71411 |
| Base 12 | 1476112 | 1481112 |
| Base 13 | 100cc13 | 1016513 |
| Base 14 | a68114 | a70114 |
| Base 15 | 87a415 | 880d15 |
| Base 16 | 703916 | 708d16 |