Compare 215 vs 225
| Property | 215 | 225 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 2 |
| Total factors | 2 | 4 |
| Prime factorization | 51 × 431 | 32 × 52 |
| Prime factorization | 5 × 43 | 3 × 3 × 5 × 5 |
| Divisors count | 4 | 9 |
| Divisors | 1, 5, 43, 215 | 1, 3, 5, 9, 15, 25, 45, 75, 225 |
| Number of properties | 1 | 0 |
| Semiprimes | 71st | |
| Roman numberals | CCXV | CCXXV |
| Base 2 | 110101112 | 111000012 |
| Base 3 | 212223 | 221003 |
| Base 4 | 31134 | 32014 |
| Base 5 | 13305 | 14005 |
| Base 6 | 5556 | 10136 |
| Base 7 | 4257 | 4417 |
| Base 8 | 3278 | 3418 |
| Base 9 | 2589 | 2709 |
| Base 10 | 21510 | 22510 |
| Base 11 | 18611 | 19511 |
| Base 12 | 15b12 | 16912 |
| Base 13 | 13713 | 14413 |
| Base 14 | 11514 | 12114 |
| Base 15 | e515 | 10015 |
| Base 16 | d716 | e116 |