Compare 28019 vs 28031
| Property | 28019 | 28031 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 280191 | 280311 |
| Prime factorization | 28019 | 28031 |
| Divisors count | 2 | 2 |
| Divisors | 1, 28019 | 1, 28031 |
| Number of properties | 6 | 3 |
| Chen primes | 1487th | |
| Cousin primes (2nd member) | 448th | |
| Isolated primes | 2166th | 2168th |
| Long primes | 1164th | |
| Primes | 3057th | 3059th |
| Safe primes | 249th | |
| Sophie germain primes | 425th | |
| Roman numberals | ||
| Base 2 | 1101101011100112 | 1101101011111112 |
| Base 3 | 11021022023 | 11021100123 |
| Base 4 | 123113034 | 123113334 |
| Base 5 | 13440345 | 13441115 |
| Base 6 | 3334156 | 3334356 |
| Base 7 | 1444557 | 1445037 |
| Base 8 | 665638 | 665778 |
| Base 9 | 423829 | 424059 |
| Base 10 | 2801910 | 2803110 |
| Base 11 | 1a06211 | 1a07311 |
| Base 12 | 1426b12 | 1427b12 |
| Base 13 | c9a413 | c9b313 |
| Base 14 | a2d514 | a30314 |
| Base 15 | 847e15 | 848b15 |
| Base 16 | 6d7316 | 6d7f16 |