Compare 84 vs 90
| Property | 84 | 90 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 4 | 4 |
| Prime factorization | 22 × 31 × 71 | 21 × 32 × 51 |
| Prime factorization | 2 × 2 × 3 × 7 | 2 × 3 × 3 × 5 |
| Divisors count | 12 | 12 |
| Divisors | 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84 | 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90 |
| Number of properties | 0 | 0 |
| Roman numberals | LXXXIV | XC |
| Base 2 | 10101002 | 10110102 |
| Base 3 | 100103 | 101003 |
| Base 4 | 11104 | 11224 |
| Base 5 | 3145 | 3305 |
| Base 6 | 2206 | 2306 |
| Base 7 | 1507 | 1567 |
| Base 8 | 1248 | 1328 |
| Base 9 | 1039 | 1109 |
| Base 10 | 8410 | 9010 |
| Base 11 | 7711 | 8211 |
| Base 12 | 7012 | 7612 |
| Base 13 | 6613 | 6c13 |
| Base 14 | 6014 | 6614 |
| Base 15 | 5915 | 6015 |
| Base 16 | 5416 | 5a16 |