Compare 1321 vs 1330
| Property | 1321 | 1330 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 4 |
| Prime factorization | 13211 | 21 × 51 × 71 × 191 |
| Prime factorization | 1321 | 2 × 5 × 7 × 19 |
| Divisors count | 2 | 16 |
| Divisors | 1, 1321 | 1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330 |
| Number of properties | 7 | 0 |
| Additive primes | 118th | |
| Emirps | 63rd | |
| Harmonic primes | 74th | |
| Primes | 216th | |
| Pythagorean primes | 106th | |
| Sexy primes (1st member) | 94th | |
| Twin primes (2nd member) | 46th | |
| Roman numberals | MCCCXXI | MCCCXXX |
| Base 2 | 101001010012 | 101001100102 |
| Base 3 | 12102213 | 12110213 |
| Base 4 | 1102214 | 1103024 |
| Base 5 | 202415 | 203105 |
| Base 6 | 100416 | 100546 |
| Base 7 | 35657 | 36107 |
| Base 8 | 24518 | 24628 |
| Base 9 | 17279 | 17379 |
| Base 10 | 132110 | 133010 |
| Base 11 | aa111 | aaa11 |
| Base 12 | 92112 | 92a12 |
| Base 13 | 7a813 | 7b413 |
| Base 14 | 6a514 | 6b014 |
| Base 15 | 5d115 | 5da15 |
| Base 16 | 52916 | 53216 |