Compare 21921 vs 21928
| Property | 21921 | 21928 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 2 |
| Total factors | 2 | 4 |
| Prime factorization | 31 × 73071 | 23 × 27411 |
| Prime factorization | 3 × 7307 | 2 × 2 × 2 × 2741 |
| Divisors count | 4 | 8 |
| Divisors | 1, 3, 7307, 21921 | 1, 2, 4, 8, 2741, 5482, 10964, 21928 |
| Number of properties | 1 | 0 |
| Semiprimes | 5534th | |
| Roman numberals | ||
| Base 2 | 1010101101000012 | 1010101101010002 |
| Base 3 | 10100012203 | 10100020113 |
| Base 4 | 111122014 | 111122204 |
| Base 5 | 12001415 | 12002035 |
| Base 6 | 2452536 | 2453046 |
| Base 7 | 1206247 | 1206347 |
| Base 8 | 526418 | 526508 |
| Base 9 | 330569 | 330649 |
| Base 10 | 2192110 | 2192810 |
| Base 11 | 1551911 | 1552511 |
| Base 12 | 1082912 | 1083412 |
| Base 13 | 9c9313 | 9c9a13 |
| Base 14 | 7dbb14 | 7dc414 |
| Base 15 | 676615 | 676d15 |
| Base 16 | 55a116 | 55a816 |