Finite Group DatabasebetaFinite Group Databasebeta| order | 18990 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C3×C5×C211 · Schur multiplier (H2) = C1 |
| direct product | C3×C5×D3×C211 |
| unambiguous semidirect product | C3⋊(C2×C3×C5×C211) |
| Fitting, socle, Hall | C32×C5×C211 ⋊ C2 |
| derived | C3 ⋊ C2×C3×C5×C211 |
| Hall | C32×C211 ⋊ C2×C5 |
| Hall | C32×C5 ⋊ C2×C211 |
| Sylow | C32 ⋊ C2×C5×C211 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C3×C5×C211 | D3 |
| commutator, cosocle, hypocenter | C3 | C2×C3×C5×C211 |
| Frattini | C1 | G |
| Fitting, socle | C32×C5×C211 | C2 |
| LCS | G ▷ C3 | |
| UCS | C1 ◁ C3×C5×C211 | |
36 conjugacy classes of subgroups.
| transitive degree | μt(G) = 6330 |
9495 conjugacy classes. The character table is too large to display.
| maximal subgroup of | C3×C5×D3×D211, C3×D3×D5×C211, C3×D3×D1055, … |
| maximal normal subgroup of | C3×C5×D3×D211, C3×D3×D5×C211, C3×D3×D1055, … |
| maximal quotient of | C3×C5×Dic3×C211, C2×C3×C5×D3×C211 |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(18990, 45);