Compare 1993 vs 2001
| Property | 1993 | 2001 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 19931 | 31 × 231 × 291 |
| Prime factorization | 1993 | 3 × 23 × 29 |
| Divisors count | 2 | 8 |
| Divisors | 1, 1993 | 1, 3, 23, 29, 69, 87, 667, 2001 |
| Number of properties | 10 | 0 |
| Cousin primes (1st member) | 64th | |
| Good primes | 63rd | |
| Harmonic primes | 112th | |
| Isolated primes | 182nd | |
| Primes | 301st | |
| Prime triplets (1st member) | 49th | |
| Pythagorean primes | 146th | |
| Sexy primes (1st member) | 128th | |
| Sexy primes (2nd member) | 127th | |
| Sexy prime triplets (2nd member) | 50th | |
| Roman numberals | MCMXCIII | MMI |
| Base 2 | 111110010012 | 111110100012 |
| Base 3 | 22012113 | 22020103 |
| Base 4 | 1330214 | 1331014 |
| Base 5 | 304335 | 310015 |
| Base 6 | 131216 | 131336 |
| Base 7 | 55457 | 55567 |
| Base 8 | 37118 | 37218 |
| Base 9 | 26549 | 26639 |
| Base 10 | 199310 | 200110 |
| Base 11 | 155211 | 155a11 |
| Base 12 | 11a112 | 11a912 |
| Base 13 | ba413 | bac13 |
| Base 14 | a2514 | a2d14 |
| Base 15 | 8cd15 | 8d615 |
| Base 16 | 7c916 | 7d116 |