Compare 149 vs 163
| Property | 149 | 163 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1491 | 1631 |
| Prime factorization | 149 | 163 |
| Divisors count | 2 | 2 |
| Divisors | 1, 149 | 1, 163 |
| Number of properties | 8 | 7 |
| Chen primes | 29th | |
| Cousin primes (1st member) | 13th | |
| Emirps | 11th | |
| Good primes | 14th | |
| Harmonic primes | 12th | |
| Isolated primes | 15th | |
| Long primes | 13th | |
| Lucky primes | 12th | |
| Pierpont primes | 12th | |
| Primes | 35th | 38th |
| Pythagorean primes | 16th | |
| Sexy primes (2nd member) | 22nd | |
| Sexy prime triplets (3rd member) | 12th | |
| Twin primes (1st member) | 12th | |
| Roman numberals | CXLIX | CLXIII |
| Base 2 | 100101012 | 101000112 |
| Base 3 | 121123 | 200013 |
| Base 4 | 21114 | 22034 |
| Base 5 | 10445 | 11235 |
| Base 6 | 4056 | 4316 |
| Base 7 | 3027 | 3227 |
| Base 8 | 2258 | 2438 |
| Base 9 | 1759 | 2019 |
| Base 10 | 14910 | 16310 |
| Base 11 | 12611 | 13911 |
| Base 12 | 10512 | 11712 |
| Base 13 | b613 | c713 |
| Base 14 | a914 | b914 |
| Base 15 | 9e15 | ad15 |
| Base 16 | 9516 | a316 |