Compare 1639 vs 1650
| Property | 1639 | 1650 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 5 |
| Prime factorization | 111 × 1491 | 21 × 31 × 52 × 111 |
| Prime factorization | 11 × 149 | 2 × 3 × 5 × 5 × 11 |
| Divisors count | 4 | 24 |
| Divisors | 1, 11, 149, 1639 | 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 | 1 | 0 |
| Semiprimes | 469th | |
| Roman numberals | MDCXXXIX | MDCL |
| Base 2 | 110011001112 | 110011100102 |
| Base 3 | 20202013 | 20210103 |
| Base 4 | 1212134 | 1213024 |
| Base 5 | 230245 | 231005 |
| Base 6 | 113316 | 113506 |
| Base 7 | 45317 | 45457 |
| Base 8 | 31478 | 31628 |
| Base 9 | 22219 | 22339 |
| Base 10 | 163910 | 165010 |
| Base 11 | 126011 | 127011 |
| Base 12 | b4712 | b5612 |
| Base 13 | 99113 | 99c13 |
| Base 14 | 85114 | 85c14 |
| Base 15 | 74415 | 75015 |
| Base 16 | 66716 | 67216 |