Compare 1603 vs 1649
| Property | 1603 | 1649 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 71 × 2291 | 171 × 971 |
| Prime factorization | 7 × 229 | 17 × 97 |
| Divisors count | 4 | 4 |
| Divisors | 1, 7, 229, 1603 | 1, 17, 97, 1649 |
| Number of properties | 1 | 1 |
| Semiprimes | 463rd | 474th |
| Roman numberals | MDCIII | MDCXLIX |
| Base 2 | 110010000112 | 110011100012 |
| Base 3 | 20121013 | 20210023 |
| Base 4 | 1210034 | 1213014 |
| Base 5 | 224035 | 230445 |
| Base 6 | 112316 | 113456 |
| Base 7 | 44507 | 45447 |
| Base 8 | 31038 | 31618 |
| Base 9 | 21719 | 22329 |
| Base 10 | 160310 | 164910 |
| Base 11 | 122811 | 126a11 |
| Base 12 | b1712 | b5512 |
| Base 13 | 96413 | 99b13 |
| Base 14 | 82714 | 85b14 |
| Base 15 | 71d15 | 74e15 |
| Base 16 | 64316 | 67116 |