Compare 16390 vs 16391
| Property | 16390 | 16391 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 21 × 51 × 111 × 1491 | 371 × 4431 |
| Prime factorization | 2 × 5 × 11 × 149 | 37 × 443 |
| Divisors count | 16 | 4 |
| Divisors | 1, 2, 5, 10, 11, 22, 55, 110, 149, 298, 745, 1490, 1639, 3278, 8195, 16390 | 1, 37, 443, 16391 |
| Number of properties | 0 | 1 |
| Semiprimes | 4194th | |
| Roman numberals | ||
| Base 2 | 1000000000001102 | 1000000000001112 |
| Base 3 | 2111110013 | 2111110023 |
| Base 4 | 100000124 | 100000134 |
| Base 5 | 10110305 | 10110315 |
| Base 6 | 2035146 | 2035156 |
| Base 7 | 655337 | 655347 |
| Base 8 | 400068 | 400078 |
| Base 9 | 244319 | 244329 |
| Base 10 | 1639010 | 1639110 |
| Base 11 | 1135011 | 1135111 |
| Base 12 | 959a12 | 959b12 |
| Base 13 | 75ca13 | 75cb13 |
| Base 14 | 5d8a14 | 5d8b14 |
| Base 15 | 4cca15 | 4ccb15 |
| Base 16 | 400616 | 400716 |