Compare 1993 vs 2131
| Property | 1993 | 2131 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 19931 | 21311 |
| Prime factorization | 1993 | 2131 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1993 | 1, 2131 |
| Number of properties | 10 | 5 |
| Additive primes | 168th | |
| Cousin primes (1st member) | 64th | |
| Good primes | 63rd | |
| Harmonic primes | 112th | |
| Isolated primes | 182nd | |
| Primes | 301st | 321st |
| Prime triplets (1st member) | 49th | |
| Pythagorean primes | 146th | |
| Sexy primes (1st member) | 128th | 134th |
| Sexy primes (2nd member) | 127th | |
| Sexy prime triplets (1st member) | 51st | |
| Sexy prime triplets (2nd member) | 50th | |
| Twin primes (2nd member) | 66th | |
| Roman numberals | MCMXCIII | MMCXXXI |
| Base 2 | 111110010012 | 1000010100112 |
| Base 3 | 22012113 | 22202213 |
| Base 4 | 1330214 | 2011034 |
| Base 5 | 304335 | 320115 |
| Base 6 | 131216 | 135116 |
| Base 7 | 55457 | 61337 |
| Base 8 | 37118 | 41238 |
| Base 9 | 26549 | 28279 |
| Base 10 | 199310 | 213110 |
| Base 11 | 155211 | 166811 |
| Base 12 | 11a112 | 129712 |
| Base 13 | ba413 | c7c13 |
| Base 14 | a2514 | ac314 |
| Base 15 | 8cd15 | 97115 |
| Base 16 | 7c916 | 85316 |