Compare 1622 vs 1639
| Property | 1622 | 1639 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 21 × 8111 | 111 × 1491 |
| Prime factorization | 2 × 811 | 11 × 149 |
| Divisors count | 4 | 4 |
| Divisors | 1, 2, 811, 1622 | 1, 11, 149, 1639 |
| Number of properties | 1 | 1 |
| Semiprimes | 465th | 469th |
| Roman numberals | MDCXXII | MDCXXXIX |
| Base 2 | 110010101102 | 110011001112 |
| Base 3 | 20200023 | 20202013 |
| Base 4 | 1211124 | 1212134 |
| Base 5 | 224425 | 230245 |
| Base 6 | 113026 | 113316 |
| Base 7 | 45057 | 45317 |
| Base 8 | 31268 | 31478 |
| Base 9 | 22029 | 22219 |
| Base 10 | 162210 | 163910 |
| Base 11 | 124511 | 126011 |
| Base 12 | b3212 | b4712 |
| Base 13 | 97a13 | 99113 |
| Base 14 | 83c14 | 85114 |
| Base 15 | 73215 | 74415 |
| Base 16 | 65616 | 66716 |