Compare 1481 vs 1657
| Property | 1481 | 1657 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 14811 | 16571 |
| Prime factorization | 1481 | 1657 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1481 | 1, 1657 |
| Number of properties | 13 | 8 |
| Additive primes | 139th | |
| Chen primes | 152nd | |
| Cuban primes 1 | 12th | |
| Emirps | 80th | |
| Happy primes | 46th | |
| Harmonic primes | 80th | |
| Isolated primes | 157th | |
| Primes | 234th | 260th |
| Prime quadruplets (1st member) | 6th | |
| Prime quintuplet 2s (1st member) | 4th | |
| Prime triplets (1st member) | 39th | |
| Pythagorean primes | 114th | 125th |
| Sexy primes (1st member) | 102nd | 112th |
| Sexy prime quadrupletss (1st member) | 9th | |
| Sexy prime triplets (1st member) | 39th | 43rd |
| Sophie germain primes | 49th | |
| Twin primes (1st member) | 49th | |
| Roman numberals | MCDLXXXI | MDCLVII |
| Base 2 | 101110010012 | 110011110012 |
| Base 3 | 20002123 | 20211013 |
| Base 4 | 1130214 | 1213214 |
| Base 5 | 214115 | 231125 |
| Base 6 | 105056 | 114016 |
| Base 7 | 42147 | 45557 |
| Base 8 | 27118 | 31718 |
| Base 9 | 20259 | 22419 |
| Base 10 | 148110 | 165710 |
| Base 11 | 112711 | 127711 |
| Base 12 | a3512 | b6112 |
| Base 13 | 89c13 | 9a613 |
| Base 14 | 77b14 | 86514 |
| Base 15 | 68b15 | 75715 |
| Base 16 | 5c916 | 67916 |