Compare 1378 vs 1389
| Property | 1378 | 1389 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 131 × 531 | 31 × 4631 |
| Prime factorization | 2 × 13 × 53 | 3 × 463 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 13, 26, 53, 106, 689, 1378 | 1, 3, 463, 1389 |
| Number of properties | 0 | 1 |
| Semiprimes | 411th | |
| Roman numberals | MCCCLXXVIII | MCCCLXXXIX |
| Base 2 | 101011000102 | 101011011012 |
| Base 3 | 12200013 | 12201103 |
| Base 4 | 1112024 | 1112314 |
| Base 5 | 210035 | 210245 |
| Base 6 | 102146 | 102336 |
| Base 7 | 40067 | 40237 |
| Base 8 | 25428 | 25558 |
| Base 9 | 18019 | 18139 |
| Base 10 | 137810 | 138910 |
| Base 11 | 104311 | 105311 |
| Base 12 | 96a12 | 97912 |
| Base 13 | 82013 | 82b13 |
| Base 14 | 70614 | 71314 |
| Base 15 | 61d15 | 62915 |
| Base 16 | 56216 | 56d16 |