Compare 145 vs 153
| Property | 145 | 153 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 2 |
| Total factors | 2 | 3 |
| Prime factorization | 51 × 291 | 32 × 171 |
| Prime factorization | 5 × 29 | 3 × 3 × 17 |
| Divisors count | 4 | 6 |
| Divisors | 1, 5, 29, 145 | 1, 3, 9, 17, 51, 153 |
| Number of properties | 1 | 0 |
| Semiprimes | 49th | |
| Roman numberals | CXLV | CLIII |
| Base 2 | 100100012 | 100110012 |
| Base 3 | 121013 | 122003 |
| Base 4 | 21014 | 21214 |
| Base 5 | 10405 | 11035 |
| Base 6 | 4016 | 4136 |
| Base 7 | 2657 | 3067 |
| Base 8 | 2218 | 2318 |
| Base 9 | 1719 | 1809 |
| Base 10 | 14510 | 15310 |
| Base 11 | 12211 | 12a11 |
| Base 12 | 10112 | 10912 |
| Base 13 | b213 | ba13 |
| Base 14 | a514 | ad14 |
| Base 15 | 9a15 | a315 |
| Base 16 | 9116 | 9916 |