Compare 145 vs 183
| Property | 145 | 183 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 291 | 31 × 611 |
| Prime factorization | 5 × 29 | 3 × 61 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 29, 145 | 1, 3, 61, 183 |
| Number of properties | 1 | 1 |
| Semiprimes | 49th | 59th |
| Roman numberals | CXLV | CLXXXIII |
| Base 2 | 100100012 | 101101112 |
| Base 3 | 121013 | 202103 |
| Base 4 | 21014 | 23134 |
| Base 5 | 10405 | 12135 |
| Base 6 | 4016 | 5036 |
| Base 7 | 2657 | 3517 |
| Base 8 | 2218 | 2678 |
| Base 9 | 1719 | 2239 |
| Base 10 | 14510 | 18310 |
| Base 11 | 12211 | 15711 |
| Base 12 | 10112 | 13312 |
| Base 13 | b213 | 11113 |
| Base 14 | a514 | d114 |
| Base 15 | 9a15 | c315 |
| Base 16 | 9116 | b716 |