Compare 12 vs 15
Property | 12 | 15 |
---|---|---|
Type | composite number | semiprime |
Unique factors | 2 | 2 |
Total factors | 3 | 2 |
Prime factorization | 22 × 31 | 31 × 51 |
Prime factorization | 2 × 2 × 3 | 3 × 5 |
Divisors count | 6 | 4 |
Divisors | 1, 2, 3, 4, 6, 12 | 1, 3, 5, 15 |
Number of properties | 0 | 1 |
Semiprimes | 6th | |
Roman numberals | XII | XV |
Base 2 | 11002 | 11112 |
Base 3 | 1103 | 1203 |
Base 4 | 304 | 334 |
Base 5 | 225 | 305 |
Base 6 | 206 | 236 |
Base 7 | 157 | 217 |
Base 8 | 148 | 178 |
Base 9 | 139 | 169 |
Base 10 | 1210 | 1510 |
Base 11 | 1111 | 1411 |
Base 12 | 1012 | 1312 |
Base 13 | c13 | 1213 |
Base 14 | c14 | 1114 |
Base 15 | c15 | 1015 |
Base 16 | c16 | f16 |