Compare 19221 vs 19231
| Property | 19221 | 19231 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 431 × 1491 | 192311 |
| Prime factorization | 3 × 43 × 149 | 19231 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 43, 129, 149, 447, 6407, 19221 | 1, 19231 |
| Number of properties | 0 | 4 |
| Emirps | 599th | |
| Isolated primes | 1520th | |
| Primes | 2181st | |
| Sexy primes (1st member) | 667th | |
| Roman numberals | ||
| Base 2 | 1001011000101012 | 1001011000111112 |
| Base 3 | 2221002203 | 2221010213 |
| Base 4 | 102301114 | 102301334 |
| Base 5 | 11033415 | 11034115 |
| Base 6 | 2245536 | 2250116 |
| Base 7 | 1100167 | 1100327 |
| Base 8 | 454258 | 454378 |
| Base 9 | 283269 | 283379 |
| Base 10 | 1922110 | 1923110 |
| Base 11 | 1349411 | 134a311 |
| Base 12 | b15912 | b16712 |
| Base 13 | 899713 | 89a413 |
| Base 14 | 700d14 | 701914 |
| Base 15 | 5a6615 | 5a7115 |
| Base 16 | 4b1516 | 4b1f16 |