Compare 2215 vs 2220
| Property | 2215 | 2220 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 5 |
| Prime factorization | 51 × 4431 | 22 × 31 × 51 × 371 |
| Prime factorization | 5 × 443 | 2 × 2 × 3 × 5 × 37 |
| Divisors count | 4 | 24 |
| Divisors | 1, 5, 443, 2215 | 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220 |
| Number of properties | 1 | 0 |
| Semiprimes | 635th | |
| Roman numberals | MMCCXV | MMCCXX |
| Base 2 | 1000101001112 | 1000101011002 |
| Base 3 | 100010013 | 100010203 |
| Base 4 | 2022134 | 2022304 |
| Base 5 | 323305 | 323405 |
| Base 6 | 141316 | 141406 |
| Base 7 | 63137 | 63217 |
| Base 8 | 42478 | 42548 |
| Base 9 | 30319 | 30369 |
| Base 10 | 221510 | 222010 |
| Base 11 | 173411 | 173911 |
| Base 12 | 134712 | 135012 |
| Base 13 | 101513 | 101a13 |
| Base 14 | b4314 | b4814 |
| Base 15 | 9ca15 | 9d015 |
| Base 16 | 8a716 | 8ac16 |