Compare 27997 vs 28019
| Property | 27997 | 28019 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 279971 | 280191 |
| Prime factorization | 27997 | 28019 |
| Divisors count | 2 | 2 |
| Divisors | 1, 27997 | 1, 28019 |
| Number of properties | 5 | 6 |
| Chen primes | 1487th | |
| Cousin primes (1st member) | 447th | |
| Harmonic primes | 1140th | |
| Isolated primes | 2164th | 2166th |
| Long primes | 1164th | |
| Primes | 3055th | 3057th |
| Pythagorean primes | 1522nd | |
| Safe primes | 249th | |
| Sophie germain primes | 425th | |
| Roman numberals | ||
| Base 2 | 1101101010111012 | 1101101011100112 |
| Base 3 | 11021012213 | 11021022023 |
| Base 4 | 123111314 | 123113034 |
| Base 5 | 13434425 | 13440345 |
| Base 6 | 3333416 | 3334156 |
| Base 7 | 1444247 | 1444557 |
| Base 8 | 665358 | 665638 |
| Base 9 | 423579 | 423829 |
| Base 10 | 2799710 | 2801910 |
| Base 11 | 1a04211 | 1a06211 |
| Base 12 | 1425112 | 1426b12 |
| Base 13 | c98813 | c9a413 |
| Base 14 | a2bb14 | a2d514 |
| Base 15 | 846715 | 847e15 |
| Base 16 | 6d5d16 | 6d7316 |