Compare 21938 vs 21947
| Property | 21938 | 21947 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 71 × 15671 | 171 × 12911 |
| Prime factorization | 2 × 7 × 1567 | 17 × 1291 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 7, 14, 1567, 3134, 10969, 21938 | 1, 17, 1291, 21947 |
| Number of properties | 0 | 1 |
| Semiprimes | 5539th | |
| Roman numberals | ||
| Base 2 | 1010101101100102 | 1010101101110112 |
| Base 3 | 10100021123 | 10100022123 |
| Base 4 | 111123024 | 111123234 |
| Base 5 | 12002235 | 12002425 |
| Base 6 | 2453226 | 2453356 |
| Base 7 | 1206507 | 1206627 |
| Base 8 | 526628 | 526738 |
| Base 9 | 330759 | 330859 |
| Base 10 | 2193810 | 2194710 |
| Base 11 | 1553411 | 1554211 |
| Base 12 | 1084212 | 1084b12 |
| Base 13 | 9ca713 | 9cb313 |
| Base 14 | 7dd014 | 7dd914 |
| Base 15 | 677815 | 678215 |
| Base 16 | 55b216 | 55bb16 |