Compare 163 vs 263
| Property | 163 | 263 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1631 | 2631 |
| Prime factorization | 163 | 263 |
| Divisors count | 2 | 2 |
| Divisors | 1, 163 | 1, 263 |
| Number of properties | 7 | 14 |
| Additive primes | 32nd | |
| Chen primes | 43rd | |
| Cousin primes (1st member) | 13th | |
| Happy primes | 14th | |
| Harmonic primes | 21st | |
| Isolated primes | 15th | 23rd |
| Long primes | 22nd | |
| Lucky primes | 12th | |
| Pierpont primes | 12th | |
| Primes | 38th | 56th |
| Safe primes | 12th | |
| Sexy primes (1st member) | 32nd | |
| Sexy primes (2nd member) | 22nd | 31st |
| Sexy prime quadrupletss (3rd member) | 5th | |
| Sexy prime triplets (2nd member) | 16th | |
| Sexy prime triplets (3rd member) | 12th | 15th |
| Solinas primes | 32nd | |
| Roman numberals | CLXIII | CCLXIII |
| Base 2 | 101000112 | 1000001112 |
| Base 3 | 200013 | 1002023 |
| Base 4 | 22034 | 100134 |
| Base 5 | 11235 | 20235 |
| Base 6 | 4316 | 11156 |
| Base 7 | 3227 | 5247 |
| Base 8 | 2438 | 4078 |
| Base 9 | 2019 | 3229 |
| Base 10 | 16310 | 26310 |
| Base 11 | 13911 | 21a11 |
| Base 12 | 11712 | 19b12 |
| Base 13 | c713 | 17313 |
| Base 14 | b914 | 14b14 |
| Base 15 | ad15 | 12815 |
| Base 16 | a316 | 10716 |