Compare 303 vs 309
| Property | 303 | 309 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 31 × 1011 | 31 × 1031 |
| Prime factorization | 3 × 101 | 3 × 103 |
| Divisors count | 4 | 4 |
| Divisors | 1, 3, 101, 303 | 1, 3, 103, 309 |
| Number of properties | 1 | 1 |
| Semiprimes | 97th | 99th |
| Roman numberals | CCCIII | CCCIX |
| Base 2 | 1001011112 | 1001101012 |
| Base 3 | 1020203 | 1021103 |
| Base 4 | 102334 | 103114 |
| Base 5 | 22035 | 22145 |
| Base 6 | 12236 | 12336 |
| Base 7 | 6127 | 6217 |
| Base 8 | 4578 | 4658 |
| Base 9 | 3669 | 3739 |
| Base 10 | 30310 | 30910 |
| Base 11 | 25611 | 26111 |
| Base 12 | 21312 | 21912 |
| Base 13 | 1a413 | 1aa13 |
| Base 14 | 17914 | 18114 |
| Base 15 | 15315 | 15915 |
| Base 16 | 12f16 | 13516 |