Compare 21065 vs 21067
| Property | 21065 | 21067 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 51 × 111 × 3831 | 210671 |
| Prime factorization | 5 × 11 × 383 | 21067 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 11, 55, 383, 1915, 4213, 21065 | 1, 21067 |
| Number of properties | 0 | 4 |
| Harmonic primes | 871st | |
| Isolated primes | 1651st | |
| Primes | 2370th | |
| Sexy primes (2nd member) | 717th | |
| Roman numberals | ||
| Base 2 | 1010010010010012 | 1010010010010112 |
| Base 3 | 10012200123 | 10012200213 |
| Base 4 | 110210214 | 110210234 |
| Base 5 | 11332305 | 11332325 |
| Base 6 | 2413056 | 2413116 |
| Base 7 | 1152627 | 1152647 |
| Base 8 | 511118 | 511138 |
| Base 9 | 318059 | 318079 |
| Base 10 | 2106510 | 2106710 |
| Base 11 | 1491011 | 1491211 |
| Base 12 | 1023512 | 1023712 |
| Base 13 | 978513 | 978713 |
| Base 14 | 796914 | 796b14 |
| Base 15 | 639515 | 639715 |
| Base 16 | 524916 | 524b16 |