Compare 210 vs 220
| Property | 210 | 220 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 4 | 3 |
| Total factors | 4 | 4 |
| Prime factorization | 21 × 31 × 51 × 71 | 22 × 51 × 111 |
| Prime factorization | 2 × 3 × 5 × 7 | 2 × 2 × 5 × 11 |
| Divisors count | 16 | 12 |
| Divisors | 1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210 | 1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220 |
| Number of properties | 0 | 0 |
| Roman numberals | CCX | CCXX |
| Base 2 | 110100102 | 110111002 |
| Base 3 | 212103 | 220113 |
| Base 4 | 31024 | 31304 |
| Base 5 | 13205 | 13405 |
| Base 6 | 5506 | 10046 |
| Base 7 | 4207 | 4337 |
| Base 8 | 3228 | 3348 |
| Base 9 | 2539 | 2649 |
| Base 10 | 21010 | 22010 |
| Base 11 | 18111 | 19011 |
| Base 12 | 15612 | 16412 |
| Base 13 | 13213 | 13c13 |
| Base 14 | 11014 | 11a14 |
| Base 15 | e015 | ea15 |
| Base 16 | d216 | dc16 |