Finite Group DatabasebetaFinite Group Databasebeta| order | 20634 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C3×C181 · Schur multiplier (H2) = C1 |
| direct product | D19⋊C3×C181 |
| unambiguous semidirect product | D19⋊(C3×C181) |
| unambiguous semidirect product | (C19⋊C3)⋊(C2×C181) |
| Fitting, socle, Hall | C19×C181 ⋊ C2×C3 |
| derived, Sylow | C19 ⋊ C2×C3×C181 |
| Hall | C19⋊C3×C181 ⋊ C2 |
| Hall | D19×C181 ⋊ C3 |
| Hall | C19⋊C3 ⋊ C2×C181 |
| Hall | D19 ⋊ C3×C181 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C181 | D19⋊C3 |
| commutator, cosocle, hypocenter | C19 | C2×C3×C181 |
| Frattini | C1 | G |
| Fitting, socle | C19×C181 | C2×C3 |
| LCS | G ▷ C19 | |
| UCS | C1 ◁ C181 | |
16 conjugacy classes of subgroups.
| transitive degree | μt(G) = 3439 |
1629 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20634, 18);