Compare 28019 vs 28109
| Property | 28019 | 28109 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 280191 | 281091 |
| Prime factorization | 28019 | 28109 |
| Divisors count | 2 | 2 |
| Divisors | 1, 28019 | 1, 28109 |
| Number of properties | 6 | 6 |
| Chen primes | 1487th | 1490th |
| Isolated primes | 2166th | |
| Long primes | 1164th | 1168th |
| Primes | 3057th | 3067th |
| Pythagorean primes | 1528th | |
| Safe primes | 249th | |
| Sophie germain primes | 425th | |
| Super primes | 439th | |
| Twin primes (1st member) | 448th | |
| Roman numberals | ||
| Base 2 | 1101101011100112 | 1101101110011012 |
| Base 3 | 11021022023 | 11021200023 |
| Base 4 | 123113034 | 123130314 |
| Base 5 | 13440345 | 13444145 |
| Base 6 | 3334156 | 3340456 |
| Base 7 | 1444557 | 1446447 |
| Base 8 | 665638 | 667158 |
| Base 9 | 423829 | 425029 |
| Base 10 | 2801910 | 2810910 |
| Base 11 | 1a06211 | 1a13411 |
| Base 12 | 1426b12 | 1432512 |
| Base 13 | c9a413 | ca4313 |
| Base 14 | a2d514 | a35b14 |
| Base 15 | 847e15 | 84de15 |
| Base 16 | 6d7316 | 6dcd16 |