Compare 1607 vs 1657
| Property | 1607 | 1657 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 16071 | 16571 |
| Prime factorization | 1607 | 1657 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1607 | 1, 1657 |
| Number of properties | 12 | 8 |
| Additive primes | 139th | |
| Chen primes | 161st | |
| Cuban primes 1 | 12th | |
| Emirps | 80th | |
| Happy primes | 49th | |
| Harmonic primes | 86th | |
| Isolated primes | 157th | |
| Long primes | 99th | |
| Primes | 253rd | 260th |
| Prime triplets (1st member) | 42nd | |
| Pythagorean primes | 125th | |
| Sexy primes (1st member) | 109th | 112th |
| Sexy primes (2nd member) | 108th | |
| Sexy prime quadrupletss (2nd member) | 10th | |
| Sexy prime triplets (1st member) | 42nd | 43rd |
| Sexy prime triplets (2nd member) | 41st | |
| Twin primes (1st member) | 51st | |
| Roman numberals | MDCVII | MDCLVII |
| Base 2 | 110010001112 | 110011110012 |
| Base 3 | 20121123 | 20211013 |
| Base 4 | 1210134 | 1213214 |
| Base 5 | 224125 | 231125 |
| Base 6 | 112356 | 114016 |
| Base 7 | 44547 | 45557 |
| Base 8 | 31078 | 31718 |
| Base 9 | 21759 | 22419 |
| Base 10 | 160710 | 165710 |
| Base 11 | 123111 | 127711 |
| Base 12 | b1b12 | b6112 |
| Base 13 | 96813 | 9a613 |
| Base 14 | 82b14 | 86514 |
| Base 15 | 72215 | 75715 |
| Base 16 | 64716 | 67916 |