Compare 21067 vs 21077
| Property | 21067 | 21077 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 210671 | 71 × 30111 |
| Prime factorization | 21067 | 7 × 3011 |
| Divisors count | 2 | 4 |
| Divisors | 1, 21067 | 1, 7, 3011, 21077 |
| Number of properties | 4 | 1 |
| Harmonic primes | 871st | |
| Isolated primes | 1651st | |
| Primes | 2370th | |
| Semiprimes | 5346th | |
| Sexy primes (2nd member) | 717th | |
| Roman numberals | ||
| Base 2 | 1010010010010112 | 1010010010101012 |
| Base 3 | 10012200213 | 10012201223 |
| Base 4 | 110210234 | 110211114 |
| Base 5 | 11332325 | 11333025 |
| Base 6 | 2413116 | 2413256 |
| Base 7 | 1152647 | 1153107 |
| Base 8 | 511138 | 511258 |
| Base 9 | 318079 | 318189 |
| Base 10 | 2106710 | 2107710 |
| Base 11 | 1491211 | 1492111 |
| Base 12 | 1023712 | 1024512 |
| Base 13 | 978713 | 979413 |
| Base 14 | 796b14 | 797714 |
| Base 15 | 639715 | 63a215 |
| Base 16 | 524b16 | 525516 |