Finite Group DatabasebetaFinite Group Databasebeta| order | 21868 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C11 · Schur multiplier (H2) = C2 |
| direct product | C2×C11×D497 |
| unambiguous semidirect product | (C2×C7)⋊(C11×D71) |
| unambiguous semidirect product | (C2×C71)⋊(C11×D7) |
| Fitting, socle | C2×C7×C11×C71 ⋊ C2 |
| derived, Hall | C7×C71 ⋊ C22×C11 |
| Hall | C7×C11×C71 ⋊ C22 |
| Hall | C11×C71 ⋊ C2×D7 |
| Hall | C7×C11 ⋊ C2×D71 |
| Sylow | C71 ⋊ C2×C11×D7 |
| Sylow | C7 ⋊ C2×C11×D71 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C2×C11 | D497 |
| commutator, cosocle, hypocenter | C7×C71 | C22×C11 |
| Frattini | C1 | G |
| Fitting, socle | C2×C7×C11×C71 | C2 |
| LCS | G ▷ C7×C71 | |
| UCS | C1 ◁ C2×C11 | |
40 conjugacy classes of subgroups.
| transitive degree | μt(G) = 10934 |
5500 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(21868, 30);