Compare 8 vs 18
Property | 8 | 18 |
---|---|---|
Type | composite number | composite number |
Unique factors | 1 | 2 |
Total factors | 3 | 3 |
Prime factorization | 23 | 21 × 32 |
Prime factorization | 2 × 2 × 2 | 2 × 3 × 3 |
Divisors count | 4 | 6 |
Divisors | 1, 2, 4, 8 | 1, 2, 3, 6, 9, 18 |
Number of properties | 0 | 0 |
Roman numberals | VIII | XVIII |
Base 2 | 10002 | 100102 |
Base 3 | 223 | 2003 |
Base 4 | 204 | 1024 |
Base 5 | 135 | 335 |
Base 6 | 126 | 306 |
Base 7 | 117 | 247 |
Base 8 | 108 | 228 |
Base 9 | 89 | 209 |
Base 10 | 810 | 1810 |
Base 11 | 811 | 1711 |
Base 12 | 812 | 1612 |
Base 13 | 813 | 1513 |
Base 14 | 814 | 1414 |
Base 15 | 815 | 1315 |
Base 16 | 816 | 1216 |