Compare 1021 vs 1303
| Property | 1021 | 1303 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 10211 | 13031 |
| Prime factorization | 1021 | 1303 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1021 | 1, 1303 |
| Number of properties | 8 | 11 |
| Additive primes | 116th | |
| Cousin primes (1st member) | 48th | |
| Emirps | 38th | |
| Happy primes | 42nd | |
| Harmonic primes | 61st | |
| Long primes | 62nd | 83rd |
| Lucky primes | 45th | 55th |
| Primes | 172nd | 213th |
| Prime triplets (2nd member) | 35th | |
| Prime triplets (3rd member) | 34th | |
| Pythagorean primes | 83rd | |
| Sexy primes (2nd member) | 92nd | |
| Sexy prime triplets (3rd member) | 35th | |
| Solinas primes | 46th | |
| Twin primes (2nd member) | 36th | 45th |
| Roman numberals | MXXI | MCCCIII |
| Base 2 | 11111111012 | 101000101112 |
| Base 3 | 11012113 | 12100213 |
| Base 4 | 333314 | 1101134 |
| Base 5 | 130415 | 202035 |
| Base 6 | 44216 | 100116 |
| Base 7 | 26567 | 35417 |
| Base 8 | 17758 | 24278 |
| Base 9 | 13549 | 17079 |
| Base 10 | 102110 | 130310 |
| Base 11 | 84911 | a8511 |
| Base 12 | 71112 | 90712 |
| Base 13 | 60713 | 79313 |
| Base 14 | 52d14 | 69114 |
| Base 15 | 48115 | 5bd15 |
| Base 16 | 3fd16 | 51716 |