Finite Group DatabasebetaFinite Group Databasebeta| order | 21812 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C19 · Schur multiplier (H2) = C2 |
| direct product | D7×C19×D41 |
| unambiguous semidirect product | (D7×C41)⋊(C2×C19) |
| unambiguous semidirect product | (C7×D41)⋊(C2×C19) |
| unambiguous semidirect product | D287⋊(C2×C19) |
| Fitting, socle, Hall | C7×C19×C41 ⋊ C22 |
| derived, Hall | C7×C41 ⋊ C22×C19 |
| Hall | C19×C41 ⋊ C2×D7 |
| Hall | C7×C19 ⋊ C2×D41 |
| Sylow | C41 ⋊ C2×D7×C19 |
| Sylow | C7 ⋊ C2×C19×D41 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C19 | D7×D41 |
| commutator, cosocle, hypocenter | C7×C41 | C22×C19 |
| Frattini | C1 | G |
| Fitting, socle | C7×C19×C41 | C22 |
| LCS | G ▷ C7×C41 | |
| UCS | C1 ◁ C19 | |
40 conjugacy classes of subgroups.
| transitive degree | μt(G) = 5453 |
2090 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(21812, 14);