Finite Group DatabasebetaFinite Group Databasebeta| order | 20622 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C491 · Schur multiplier (H2) = C1 |
| direct product | D21×C491 |
| unambiguous semidirect product | C3⋊(D7×C491) |
| unambiguous semidirect product | C7⋊(D3×C491) |
| Fitting, socle, Hall | C3×C7×C491 ⋊ C2 |
| derived, Hall | C3×C7 ⋊ C2×C491 |
| Hall | C7×C491 ⋊ D3 |
| Hall | C3×C491 ⋊ D7 |
| Sylow | C7 ⋊ D3×C491 |
| Sylow | C3 ⋊ D7×C491 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C491 | D21 |
| commutator, cosocle, hypocenter | C3×C7 | C2×C491 |
| Frattini | C1 | G |
| Fitting, socle | C3×C7×C491 | C2 |
| LCS | G ▷ C3×C7 | |
| UCS | C1 ◁ C491 | |
16 conjugacy classes of subgroups.
| transitive degree | μt(G) = 10311 |
5892 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20622, 9);