Finite Group DatabasebetaFinite Group Databasebeta| order | 21660 |
| automorphism | ? |
| homology | Abelianization (H1) = C3×C4 · Schur multiplier (H2) = C19 |
| direct product | Dic5×#11762246 |
| derived, Hall | C5×C192 ⋊ C3×C4 |
| Hall | C192×Dic5 ⋊ C3 |
| Hall | C5×#11762246 ⋊ C4 |
| Sylow | C192 ⋊ C3×Dic5 |
| Sylow | C5 ⋊ C4×#11762246 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C2 | D5×#11762246 |
| commutator, hypocenter | C5×C192 | C3×C4 |
| Fitting, socle, cosocle | C2×C5×C192 | C2×C3 |
| prime radical | C2×C5×#11762246 | C2 |
| LCS | G ▷ C5×C192 | |
| UCS | C1 ◁ C2 | |
84 conjugacy classes of subgroups.
| transitive degree | μt(G) = 1140 |
984 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(21660, 66);