Compare 15 vs 45
Property | 15 | 45 |
---|---|---|
Type | semiprime | composite number |
Unique factors | 2 | 2 |
Total factors | 2 | 3 |
Prime factorization | 31 × 51 | 32 × 51 |
Prime factorization | 3 × 5 | 3 × 3 × 5 |
Divisors count | 4 | 6 |
Divisors | 1, 3, 5, 15 | 1, 3, 5, 9, 15, 45 |
Number of properties | 1 | 0 |
Semiprimes | 6th | |
Roman numberals | XV | XLV |
Base 2 | 11112 | 1011012 |
Base 3 | 1203 | 12003 |
Base 4 | 334 | 2314 |
Base 5 | 305 | 1405 |
Base 6 | 236 | 1136 |
Base 7 | 217 | 637 |
Base 8 | 178 | 558 |
Base 9 | 169 | 509 |
Base 10 | 1510 | 4510 |
Base 11 | 1411 | 4111 |
Base 12 | 1312 | 3912 |
Base 13 | 1213 | 3613 |
Base 14 | 1114 | 3314 |
Base 15 | 1015 | 3015 |
Base 16 | f16 | 2d16 |