Finite Group DatabasebetaFinite Group Databasebeta| order | 21660 |
| automorphism | ? |
| homology | Abelianization (H1) = C3×C5×C192 · Schur multiplier (H2) = C2×C19 |
| direct product | C5×A4×C192 |
| unambiguous semidirect product | C22⋊(C3×C5×C192) |
| unambiguous semidirect product | (C22×C5)⋊(C3×C192) |
| Fitting, socle, Hall | C22×C5×C192 ⋊ C3 |
| derived, Sylow | C22 ⋊ C3×C5×C192 |
| Hall | C22×C192 ⋊ C3×C5 |
| Hall | C22×C5 ⋊ C3×C192 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C5×C192 | A4 |
| commutator, cosocle, hypocenter | C22 | C3×C5×C192 |
| Frattini | C1 | G |
| Fitting, socle | C22×C5×C192 | C3 |
| LCS | G ▷ C22 | |
| UCS | C1 ◁ C5×C192 | |
220 conjugacy classes of subgroups.
| transitive degree | μt(G) = 7220 |
7220 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(21660, 200);