Compare 18889 vs 18890
| Property | 18889 | 18890 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 131 × 14531 | 21 × 51 × 18891 |
| Prime factorization | 13 × 1453 | 2 × 5 × 1889 |
| Divisors count | 4 | 8 |
| Divisors | 1, 13, 1453, 18889 | 1, 2, 5, 10, 1889, 3778, 9445, 18890 |
| Number of properties | 1 | 0 |
| Semiprimes | 4815th | |
| Roman numberals | ||
| Base 2 | 1001001110010012 | 1001001110010102 |
| Base 3 | 2212201213 | 2212201223 |
| Base 4 | 102130214 | 102130224 |
| Base 5 | 11010245 | 11010305 |
| Base 6 | 2232416 | 2232426 |
| Base 7 | 1060337 | 1060347 |
| Base 8 | 447118 | 447128 |
| Base 9 | 278179 | 278189 |
| Base 10 | 1888910 | 1889010 |
| Base 11 | 1321211 | 1321311 |
| Base 12 | ab2112 | ab2212 |
| Base 13 | 87a013 | 87a113 |
| Base 14 | 6c5314 | 6c5414 |
| Base 15 | 58e415 | 58e515 |
| Base 16 | 49c916 | 49ca16 |