Compare 19389 vs 19391
| Property | 19389 | 19391 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 231 × 2811 | 193911 |
| Prime factorization | 3 × 23 × 281 | 19391 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 23, 69, 281, 843, 6463, 19389 | 1, 19391 |
| Number of properties | 0 | 6 |
| Additive primes | 1019th | |
| Cousin primes (2nd member) | 339th | |
| Isolated primes | 1533rd | |
| Palindromic primes | 44th | |
| Primes | 2196th | |
| Sophie germain primes | 316th | |
| Roman numberals | ||
| Base 2 | 1001011101111012 | 1001011101111112 |
| Base 3 | 2221210103 | 2221210123 |
| Base 4 | 102323314 | 102323334 |
| Base 5 | 11100245 | 11100315 |
| Base 6 | 2254336 | 2254356 |
| Base 7 | 1103467 | 1103517 |
| Base 8 | 456758 | 456778 |
| Base 9 | 285339 | 285359 |
| Base 10 | 1938910 | 1939110 |
| Base 11 | 1362711 | 1362911 |
| Base 12 | b27912 | b27b12 |
| Base 13 | 8a9613 | 8a9813 |
| Base 14 | 70cd14 | 70d114 |
| Base 15 | 5b2915 | 5b2b15 |
| Base 16 | 4bbd16 | 4bbf16 |