Compare 21433 vs 21439
| Property | 21433 | 21439 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 214331 | 111 × 19491 |
| Prime factorization | 21433 | 11 × 1949 |
| Divisors count | 2 | 4 |
| Divisors | 1, 21433 | 1, 11, 1949, 21439 |
| Number of properties | 5 | 1 |
| Additive primes | 1115th | |
| Isolated primes | 1681st | |
| Lucky primes | 389th | |
| Primes | 2406th | |
| Pythagorean primes | 1193rd | |
| Semiprimes | 5429th | |
| Roman numberals | ||
| Base 2 | 1010011101110012 | 1010011101111112 |
| Base 3 | 10021012113 | 10021020013 |
| Base 4 | 110323214 | 110323334 |
| Base 5 | 11412135 | 11412245 |
| Base 6 | 2431216 | 2431316 |
| Base 7 | 1163267 | 1163357 |
| Base 8 | 516718 | 516778 |
| Base 9 | 323549 | 323619 |
| Base 10 | 2143310 | 2143910 |
| Base 11 | 1511511 | 1512011 |
| Base 12 | 104a112 | 104a712 |
| Base 13 | 99a913 | 99b213 |
| Base 14 | 7b4d14 | 7b5514 |
| Base 15 | 653d15 | 654415 |
| Base 16 | 53b916 | 53bf16 |