Compare 139 vs 163
| Property | 139 | 163 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1391 | 1631 |
| Prime factorization | 139 | 163 |
| Divisors count | 2 | 2 |
| Divisors | 1, 139 | 1, 163 |
| Number of properties | 6 | 7 |
| Additive primes | 19th | |
| Chen primes | 28th | |
| Cousin primes (1st member) | 13th | |
| Happy primes | 10th | |
| Harmonic primes | 11th | |
| Isolated primes | 15th | |
| Lucky primes | 12th | |
| Pierpont primes | 12th | |
| Primes | 34th | 38th |
| Sexy primes (2nd member) | 22nd | |
| Sexy prime triplets (3rd member) | 12th | |
| Twin primes (2nd member) | 11th | |
| Roman numberals | CXXXIX | CLXIII |
| Base 2 | 100010112 | 101000112 |
| Base 3 | 120113 | 200013 |
| Base 4 | 20234 | 22034 |
| Base 5 | 10245 | 11235 |
| Base 6 | 3516 | 4316 |
| Base 7 | 2567 | 3227 |
| Base 8 | 2138 | 2438 |
| Base 9 | 1649 | 2019 |
| Base 10 | 13910 | 16310 |
| Base 11 | 11711 | 13911 |
| Base 12 | b712 | 11712 |
| Base 13 | a913 | c713 |
| Base 14 | 9d14 | b914 |
| Base 15 | 9415 | ad15 |
| Base 16 | 8b16 | a316 |