Compare 7215 vs 7221
| Property | 7215 | 7221 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 4 | 3 |
| Total factors | 4 | 3 |
| Prime factorization | 31 × 51 × 131 × 371 | 31 × 291 × 831 |
| Prime factorization | 3 × 5 × 13 × 37 | 3 × 29 × 83 |
| Divisors count | 16 | 8 |
| Divisors | 1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215 | 1, 3, 29, 83, 87, 249, 2407, 7221 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 11100001011112 | 11100001101012 |
| Base 3 | 1002200203 | 1002201103 |
| Base 4 | 13002334 | 13003114 |
| Base 5 | 2123305 | 2123415 |
| Base 6 | 532236 | 532336 |
| Base 7 | 300157 | 300247 |
| Base 8 | 160578 | 160658 |
| Base 9 | 108069 | 108139 |
| Base 10 | 721510 | 722110 |
| Base 11 | 546a11 | 547511 |
| Base 12 | 421312 | 421912 |
| Base 13 | 339013 | 339613 |
| Base 14 | 28b514 | 28bb14 |
| Base 15 | 221015 | 221615 |
| Base 16 | 1c2f16 | 1c3516 |