Compare 309 vs 312
| Property | 309 | 312 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 5 |
| Prime factorization | 31 × 1031 | 23 × 31 × 131 |
| Prime factorization | 3 × 103 | 2 × 2 × 2 × 3 × 13 |
| Divisors count | 4 | 16 |
| Divisors | 1, 3, 103, 309 | 1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312 |
| Number of properties | 1 | 0 |
| Semiprimes | 99th | |
| Roman numberals | CCCIX | CCCXII |
| Base 2 | 1001101012 | 1001110002 |
| Base 3 | 1021103 | 1021203 |
| Base 4 | 103114 | 103204 |
| Base 5 | 22145 | 22225 |
| Base 6 | 12336 | 12406 |
| Base 7 | 6217 | 6247 |
| Base 8 | 4658 | 4708 |
| Base 9 | 3739 | 3769 |
| Base 10 | 30910 | 31210 |
| Base 11 | 26111 | 26411 |
| Base 12 | 21912 | 22012 |
| Base 13 | 1aa13 | 1b013 |
| Base 14 | 18114 | 18414 |
| Base 15 | 15915 | 15c15 |
| Base 16 | 13516 | 13816 |