Compare 28 vs 63
| Property | 28 | 63 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 2 |
| Total factors | 3 | 3 |
| Prime factorization | 22 × 71 | 32 × 71 |
| Prime factorization | 2 × 2 × 7 | 3 × 3 × 7 |
| Divisors count | 6 | 6 |
| Divisors | 1, 2, 4, 7, 14, 28 | 1, 3, 7, 9, 21, 63 |
| Number of properties | 0 | 0 |
| Roman numberals | XXVIII | LXIII |
| Base 2 | 111002 | 1111112 |
| Base 3 | 10013 | 21003 |
| Base 4 | 1304 | 3334 |
| Base 5 | 1035 | 2235 |
| Base 6 | 446 | 1436 |
| Base 7 | 407 | 1207 |
| Base 8 | 348 | 778 |
| Base 9 | 319 | 709 |
| Base 10 | 2810 | 6310 |
| Base 11 | 2611 | 5811 |
| Base 12 | 2412 | 5312 |
| Base 13 | 2213 | 4b13 |
| Base 14 | 2014 | 4714 |
| Base 15 | 1d15 | 4315 |
| Base 16 | 1c16 | 3f16 |