Compare 21428 vs 21437
| Property | 21428 | 21437 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 4 | 3 |
| Prime factorization | 22 × 111 × 4871 | 131 × 171 × 971 |
| Prime factorization | 2 × 2 × 11 × 487 | 13 × 17 × 97 |
| Divisors count | 12 | 8 |
| Divisors | 1, 2, 4, 11, 22, 44, 487, 974, 1948, 5357, 10714, 21428 | 1, 13, 17, 97, 221, 1261, 1649, 21437 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 1010011101101002 | 1010011101111012 |
| Base 3 | 10021011223 | 10021012223 |
| Base 4 | 110323104 | 110323314 |
| Base 5 | 11412035 | 11412225 |
| Base 6 | 2431126 | 2431256 |
| Base 7 | 1163217 | 1163337 |
| Base 8 | 516648 | 516758 |
| Base 9 | 323489 | 323589 |
| Base 10 | 2142810 | 2143710 |
| Base 11 | 1511011 | 1511911 |
| Base 12 | 1049812 | 104a512 |
| Base 13 | 99a413 | 99b013 |
| Base 14 | 7b4814 | 7b5314 |
| Base 15 | 653815 | 654215 |
| Base 16 | 53b416 | 53bd16 |