Compare 9 vs 59
| Property | 9 | 59 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 1 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 32 | 591 |
| Prime factorization | 3 × 3 | 59 |
| Divisors count | 3 | 2 |
| Divisors | 1, 3, 9 | 1, 59 |
| Number of properties | 1 | 12 |
| Chen primes | 16th | |
| Good primes | 8th | |
| Long primes | 7th | |
| Primes | 17th | |
| Right-truncatable primes | 10th | |
| Safe primes | 6th | |
| Semiprimes | 3rd | |
| Sexy primes (2nd member) | 11th | |
| Sexy prime quadrupletss (4th member) | 3rd | |
| Sexy prime triplets (3rd member) | 7th | |
| Solinas primes | 14th | |
| Super primes | 7th | |
| Twin primes (1st member) | 7th | |
| Roman numberals | IX | LIX |
| Base 2 | 10012 | 1110112 |
| Base 3 | 1003 | 20123 |
| Base 4 | 214 | 3234 |
| Base 5 | 145 | 2145 |
| Base 6 | 136 | 1356 |
| Base 7 | 127 | 1137 |
| Base 8 | 118 | 738 |
| Base 9 | 109 | 659 |
| Base 10 | 910 | 5910 |
| Base 11 | 911 | 5411 |
| Base 12 | 912 | 4b12 |
| Base 13 | 913 | 4713 |
| Base 14 | 914 | 4314 |
| Base 15 | 915 | 3e15 |
| Base 16 | 916 | 3b16 |