Compare 27997 vs 28123
| Property | 27997 | 28123 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 279971 | 281231 |
| Prime factorization | 27997 | 28123 |
| Divisors count | 2 | 2 |
| Divisors | 1, 27997 | 1, 28123 |
| Number of properties | 5 | 4 |
| Cousin primes (1st member) | 447th | |
| Happy primes | 495th | |
| Harmonic primes | 1140th | |
| Isolated primes | 2164th | 2174th |
| Lucky primes | 479th | |
| Primes | 3055th | 3069th |
| Pythagorean primes | 1522nd | |
| Roman numberals | ||
| Base 2 | 1101101010111012 | 1101101110110112 |
| Base 3 | 11021012213 | 11021201213 |
| Base 4 | 123111314 | 123131234 |
| Base 5 | 13434425 | 13444435 |
| Base 6 | 3333416 | 3341116 |
| Base 7 | 1444247 | 1446647 |
| Base 8 | 665358 | 667338 |
| Base 9 | 423579 | 425179 |
| Base 10 | 2799710 | 2812310 |
| Base 11 | 1a04211 | 1a14711 |
| Base 12 | 1425112 | 1433712 |
| Base 13 | c98813 | ca5413 |
| Base 14 | a2bb14 | a36b14 |
| Base 15 | 846715 | 84ed15 |
| Base 16 | 6d5d16 | 6ddb16 |