Compare 142 vs 154
| Property | 142 | 154 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 21 × 711 | 21 × 71 × 111 |
| Prime factorization | 2 × 71 | 2 × 7 × 11 |
| Divisors count | 4 | 8 |
| Divisors | 1, 2, 71, 142 | 1, 2, 7, 11, 14, 22, 77, 154 |
| Number of properties | 1 | 0 |
| Semiprimes | 47th | |
| Roman numberals | CXLII | CLIV |
| Base 2 | 100011102 | 100110102 |
| Base 3 | 120213 | 122013 |
| Base 4 | 20324 | 21224 |
| Base 5 | 10325 | 11045 |
| Base 6 | 3546 | 4146 |
| Base 7 | 2627 | 3107 |
| Base 8 | 2168 | 2328 |
| Base 9 | 1679 | 1819 |
| Base 10 | 14210 | 15410 |
| Base 11 | 11a11 | 13011 |
| Base 12 | ba12 | 10a12 |
| Base 13 | ac13 | bb13 |
| Base 14 | a214 | b014 |
| Base 15 | 9715 | a415 |
| Base 16 | 8e16 | 9a16 |