Compare 18404 vs 18413
| Property | 18404 | 18413 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 22 × 431 × 1071 | 184131 |
| Prime factorization | 2 × 2 × 43 × 107 | 18413 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 4, 43, 86, 107, 172, 214, 428, 4601, 9202, 18404 | 1, 18413 |
| Number of properties | 0 | 7 |
| Additive primes | 990th | |
| Emirps | 570th | |
| Happy primes | 361st | |
| Harmonic primes | 761st | |
| Isolated primes | 1464th | |
| Primes | 2109th | |
| Pythagorean primes | 1044th | |
| Roman numberals | ||
| Base 2 | 1000111111001002 | 1000111111011012 |
| Base 3 | 2210201223 | 2210202223 |
| Base 4 | 101332104 | 101332314 |
| Base 5 | 10421045 | 10421235 |
| Base 6 | 2211126 | 2211256 |
| Base 7 | 1044417 | 1044537 |
| Base 8 | 437448 | 437558 |
| Base 9 | 272189 | 272289 |
| Base 10 | 1840410 | 1841310 |
| Base 11 | 1291111 | 1291a11 |
| Base 12 | a79812 | a7a512 |
| Base 13 | 84b913 | 84c513 |
| Base 14 | 69c814 | 69d314 |
| Base 15 | 56be15 | 56c815 |
| Base 16 | 47e416 | 47ed16 |