Compare 137 vs 163
| Property | 137 | 163 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1371 | 1631 |
| Prime factorization | 137 | 163 |
| Divisors count | 2 | 2 |
| Divisors | 1, 137 | 1, 163 |
| Number of properties | 8 | 7 |
| Additive primes | 18th | |
| Chen primes | 27th | |
| Cousin primes (1st member) | 13th | |
| Isolated primes | 15th | |
| Left-truncatable primes | 17th | |
| Lucky primes | 12th | |
| Pierpont primes | 12th | |
| Primes | 33rd | 38th |
| Pythagorean primes | 15th | |
| Sexy primes (2nd member) | 20th | 22nd |
| Sexy prime triplets (3rd member) | 12th | |
| Solinas primes | 24th | |
| Twin primes (1st member) | 11th | |
| Roman numberals | CXXXVII | CLXIII |
| Base 2 | 100010012 | 101000112 |
| Base 3 | 120023 | 200013 |
| Base 4 | 20214 | 22034 |
| Base 5 | 10225 | 11235 |
| Base 6 | 3456 | 4316 |
| Base 7 | 2547 | 3227 |
| Base 8 | 2118 | 2438 |
| Base 9 | 1629 | 2019 |
| Base 10 | 13710 | 16310 |
| Base 11 | 11511 | 13911 |
| Base 12 | b512 | 11712 |
| Base 13 | a713 | c713 |
| Base 14 | 9b14 | b914 |
| Base 15 | 9215 | ad15 |
| Base 16 | 8916 | a316 |