Finite Group DatabasebetaFinite Group Databasebeta| order | 21204 |
| automorphism | ? |
| homology | Abelianization (H1) = C9×C31 · Schur multiplier (H2) = C2 |
| direct product | C31×C22⋊#4296 |
| unambiguous semidirect product | C22⋊(C31×#4296) |
| Fitting, socle, Hall | C22×C19×C31 ⋊ C9 |
| derived, Hall | C22×C19 ⋊ C9×C31 |
| Hall | C19×C31 ⋊ C22⋊C9 |
| Hall | C22×C31 ⋊ #4296 |
| Sylow | C19 ⋊ C31×C22⋊C9 |
| Sylow | C22 ⋊ C31×#4296 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C31 | C22⋊#4296 |
| commutator, hypocenter | C22×C19 | C9×C31 |
| Frattini | C1 | G |
| Fitting, socle | C22×C19×C31 | C9 |
| prime radical | C22×C31×C19⋊C3 | C3 |
| cosocle | C22×C19⋊C3 | C3×C31 |
| LCS | G ▷ C22×C19 | |
| UCS | C1 ◁ C31 | |
32 conjugacy classes of subgroups.
| transitive degree | μt(G) = 2356 |
620 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(21204, 171);