Compare 1987 vs 2203
| Property | 1987 | 2203 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 19871 | 22031 |
| Prime factorization | 1987 | 2203 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1987 | 1, 2203 |
| Number of properties | 6 | 6 |
| Additive primes | 172nd | |
| Cousin primes (1st member) | 68th | |
| Good primes | 62nd | 66th |
| Harmonic primes | 120th | |
| Isolated primes | 181st | 195th |
| Lucky primes | 70th | |
| Primes | 300th | 328th |
| Sexy primes (1st member) | 127th | |
| Sexy prime triplets (1st member) | 50th | |
| Roman numberals | MCMLXXXVII | MMCCIII |
| Base 2 | 111110000112 | 1000100110112 |
| Base 3 | 22011213 | 100001213 |
| Base 4 | 1330034 | 2021234 |
| Base 5 | 304225 | 323035 |
| Base 6 | 131116 | 141116 |
| Base 7 | 55367 | 62657 |
| Base 8 | 37038 | 42338 |
| Base 9 | 26479 | 30179 |
| Base 10 | 198710 | 220310 |
| Base 11 | 154711 | 172311 |
| Base 12 | 119712 | 133712 |
| Base 13 | b9b13 | 100613 |
| Base 14 | a1d14 | b3514 |
| Base 15 | 8c715 | 9bd15 |
| Base 16 | 7c316 | 89b16 |