Compare 1987 vs 2053
| Property | 1987 | 2053 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 19871 | 20531 |
| Prime factorization | 1987 | 2053 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1987 | 1, 2053 |
| Number of properties | 6 | 6 |
| Good primes | 62nd | |
| Harmonic primes | 116th | |
| Isolated primes | 181st | 187th |
| Lucky primes | 70th | 71st |
| Primes | 300th | 310th |
| Pythagorean primes | 150th | |
| Sexy primes (1st member) | 127th | |
| Sexy prime triplets (1st member) | 50th | |
| Solinas primes | 56th | |
| Roman numberals | MCMLXXXVII | MMLIII |
| Base 2 | 111110000112 | 1000000001012 |
| Base 3 | 22011213 | 22110013 |
| Base 4 | 1330034 | 2000114 |
| Base 5 | 304225 | 312035 |
| Base 6 | 131116 | 133016 |
| Base 7 | 55367 | 56627 |
| Base 8 | 37038 | 40058 |
| Base 9 | 26479 | 27319 |
| Base 10 | 198710 | 205310 |
| Base 11 | 154711 | 15a711 |
| Base 12 | 119712 | 123112 |
| Base 13 | b9b13 | c1c13 |
| Base 14 | a1d14 | a6914 |
| Base 15 | 8c715 | 91d15 |
| Base 16 | 7c316 | 80516 |