Compare 27 vs 45
| Property | 27 | 45 | 
|---|---|---|
| Type | composite number | composite number | 
| Unique factors | 1 | 2 | 
| Total factors | 3 | 3 | 
| Prime factorization | 33 | 32 × 51 | 
| Prime factorization | 3 × 3 × 3 | 3 × 3 × 5 | 
| Divisors count | 4 | 6 | 
| Divisors | 1, 3, 9, 27 | 1, 3, 5, 9, 15, 45 | 
| Number of properties | 0 | 0 | 
| Roman numberals | XXVII | XLV | 
| Base 2 | 110112 | 1011012 | 
| Base 3 | 10003 | 12003 | 
| Base 4 | 1234 | 2314 | 
| Base 5 | 1025 | 1405 | 
| Base 6 | 436 | 1136 | 
| Base 7 | 367 | 637 | 
| Base 8 | 338 | 558 | 
| Base 9 | 309 | 509 | 
| Base 10 | 2710 | 4510 | 
| Base 11 | 2511 | 4111 | 
| Base 12 | 2312 | 3912 | 
| Base 13 | 2113 | 3613 | 
| Base 14 | 1d14 | 3314 | 
| Base 15 | 1c15 | 3015 | 
| Base 16 | 1b16 | 2d16 |