Compare 20 vs 30
| Property | 20 | 30 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 3 |
| Total factors | 3 | 3 |
| Prime factorization | 22 × 51 | 21 × 31 × 51 |
| Prime factorization | 2 × 2 × 5 | 2 × 3 × 5 |
| Divisors count | 6 | 8 |
| Divisors | 1, 2, 4, 5, 10, 20 | 1, 2, 3, 5, 6, 10, 15, 30 |
| Number of properties | 0 | 0 |
| Roman numberals | XX | XXX |
| Base 2 | 101002 | 111102 |
| Base 3 | 2023 | 10103 |
| Base 4 | 1104 | 1324 |
| Base 5 | 405 | 1105 |
| Base 6 | 326 | 506 |
| Base 7 | 267 | 427 |
| Base 8 | 248 | 368 |
| Base 9 | 229 | 339 |
| Base 10 | 2010 | 3010 |
| Base 11 | 1911 | 2811 |
| Base 12 | 1812 | 2612 |
| Base 13 | 1713 | 2413 |
| Base 14 | 1614 | 2214 |
| Base 15 | 1515 | 2015 |
| Base 16 | 1416 | 1e16 |