Compare 1312 vs 1321
| Property | 1312 | 1321 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 2 | 1 |
| Total factors | 6 | 1 |
| Prime factorization | 25 × 411 | 13211 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 41 | 1321 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312 | 1, 1321 |
| Number of properties | 0 | 7 |
| 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 | MCCCXII | MCCCXXI |
| Base 2 | 101001000002 | 101001010012 |
| Base 3 | 12101213 | 12102213 |
| Base 4 | 1102004 | 1102214 |
| Base 5 | 202225 | 202415 |
| Base 6 | 100246 | 100416 |
| Base 7 | 35537 | 35657 |
| Base 8 | 24408 | 24518 |
| Base 9 | 17179 | 17279 |
| Base 10 | 131210 | 132110 |
| Base 11 | a9311 | aa111 |
| Base 12 | 91412 | 92112 |
| Base 13 | 79c13 | 7a813 |
| Base 14 | 69a14 | 6a514 |
| Base 15 | 5c715 | 5d115 |
| Base 16 | 52016 | 52916 |