Compare 1603 vs 1605
| Property | 1603 | 1605 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 71 × 2291 | 31 × 51 × 1071 |
| Prime factorization | 7 × 229 | 3 × 5 × 107 |
| Divisors count | 4 | 8 |
| Divisors | 1, 7, 229, 1603 | 1, 3, 5, 15, 107, 321, 535, 1605 |
| Number of properties | 1 | 0 |
| Semiprimes | 463rd | |
| Roman numberals | MDCIII | MDCV |
| Base 2 | 110010000112 | 110010001012 |
| Base 3 | 20121013 | 20121103 |
| Base 4 | 1210034 | 1210114 |
| Base 5 | 224035 | 224105 |
| Base 6 | 112316 | 112336 |
| Base 7 | 44507 | 44527 |
| Base 8 | 31038 | 31058 |
| Base 9 | 21719 | 21739 |
| Base 10 | 160310 | 160510 |
| Base 11 | 122811 | 122a11 |
| Base 12 | b1712 | b1912 |
| Base 13 | 96413 | 96613 |
| Base 14 | 82714 | 82914 |
| Base 15 | 71d15 | 72015 |
| Base 16 | 64316 | 64516 |