Compare 21427 vs 21433
| Property | 21427 | 21433 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 71 × 30611 | 214331 |
| Prime factorization | 7 × 3061 | 21433 |
| Divisors count | 4 | 2 |
| Divisors | 1, 7, 3061, 21427 | 1, 21433 |
| Number of properties | 1 | 5 |
| Additive primes | 1115th | |
| Isolated primes | 1681st | |
| Lucky primes | 389th | |
| Primes | 2406th | |
| Pythagorean primes | 1193rd | |
| Semiprimes | 5427th | |
| Roman numberals | ||
| Base 2 | 1010011101100112 | 1010011101110012 |
| Base 3 | 10021011213 | 10021012113 |
| Base 4 | 110323034 | 110323214 |
| Base 5 | 11412025 | 11412135 |
| Base 6 | 2431116 | 2431216 |
| Base 7 | 1163207 | 1163267 |
| Base 8 | 516638 | 516718 |
| Base 9 | 323479 | 323549 |
| Base 10 | 2142710 | 2143310 |
| Base 11 | 1510a11 | 1511511 |
| Base 12 | 1049712 | 104a112 |
| Base 13 | 99a313 | 99a913 |
| Base 14 | 7b4714 | 7b4d14 |
| Base 15 | 653715 | 653d15 |
| Base 16 | 53b316 | 53b916 |