Compare 142 vs 153
| Property | 142 | 153 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 2 |
| Total factors | 2 | 3 |
| Prime factorization | 21 × 711 | 32 × 171 |
| Prime factorization | 2 × 71 | 3 × 3 × 17 |
| Divisors count | 4 | 6 |
| Divisors | 1, 2, 71, 142 | 1, 3, 9, 17, 51, 153 |
| Number of properties | 1 | 0 |
| Semiprimes | 47th | |
| Roman numberals | CXLII | CLIII |
| Base 2 | 100011102 | 100110012 |
| Base 3 | 120213 | 122003 |
| Base 4 | 20324 | 21214 |
| Base 5 | 10325 | 11035 |
| Base 6 | 3546 | 4136 |
| Base 7 | 2627 | 3067 |
| Base 8 | 2168 | 2318 |
| Base 9 | 1679 | 1809 |
| Base 10 | 14210 | 15310 |
| Base 11 | 11a11 | 12a11 |
| Base 12 | ba12 | 10912 |
| Base 13 | ac13 | ba13 |
| Base 14 | a214 | ad14 |
| Base 15 | 9715 | a315 |
| Base 16 | 8e16 | 9916 |