Compare 1644 vs 1650
| Property | 1644 | 1650 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 4 |
| Total factors | 4 | 5 |
| Prime factorization | 22 × 31 × 1371 | 21 × 31 × 52 × 111 |
| Prime factorization | 2 × 2 × 3 × 137 | 2 × 3 × 5 × 5 × 11 |
| Divisors count | 12 | 24 |
| Divisors | 1, 2, 3, 4, 6, 12, 137, 274, 411, 548, 822, 1644 | 1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650 |
| Number of properties | 0 | 0 |
| Roman numberals | MDCXLIV | MDCL |
| Base 2 | 110011011002 | 110011100102 |
| Base 3 | 20202203 | 20210103 |
| Base 4 | 1212304 | 1213024 |
| Base 5 | 230345 | 231005 |
| Base 6 | 113406 | 113506 |
| Base 7 | 45367 | 45457 |
| Base 8 | 31548 | 31628 |
| Base 9 | 22269 | 22339 |
| Base 10 | 164410 | 165010 |
| Base 11 | 126511 | 127011 |
| Base 12 | b5012 | b5612 |
| Base 13 | 99613 | 99c13 |
| Base 14 | 85614 | 85c14 |
| Base 15 | 74915 | 75015 |
| Base 16 | 66c16 | 67216 |