Compare 135 vs 142
| Property | 135 | 142 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 33 × 51 | 21 × 711 |
| Prime factorization | 3 × 3 × 3 × 5 | 2 × 71 |
| Divisors count | 8 | 4 |
| Divisors | 1, 3, 5, 9, 15, 27, 45, 135 | 1, 2, 71, 142 |
| Number of properties | 0 | 1 |
| Semiprimes | 47th | |
| Roman numberals | CXXXV | CXLII |
| Base 2 | 100001112 | 100011102 |
| Base 3 | 120003 | 120213 |
| Base 4 | 20134 | 20324 |
| Base 5 | 10205 | 10325 |
| Base 6 | 3436 | 3546 |
| Base 7 | 2527 | 2627 |
| Base 8 | 2078 | 2168 |
| Base 9 | 1609 | 1679 |
| Base 10 | 13510 | 14210 |
| Base 11 | 11311 | 11a11 |
| Base 12 | b312 | ba12 |
| Base 13 | a513 | ac13 |
| Base 14 | 9914 | a214 |
| Base 15 | 9015 | 9715 |
| Base 16 | 8716 | 8e16 |