Finite Group DatabasebetaFinite Group Databasebeta| order | 20864 |
| automorphism | ? |
| homology | Abelianization (H1) = C4×C32 · Schur multiplier (H2) = C4 |
| direct product | C4×C163⋊C32 |
| derived, Sylow | C163 ⋊ C4×C32 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C4×C16 | D163 |
| commutator, hypocenter | C163 | C4×C32 |
| Frattini | C2×C16 | C2×D163 |
| Fitting | C4×C16×C163 | C2 |
| socle, prime radical | C22×C163 | C2×C16 |
| cosocle | C2×C16×C163 | C22 |
| LCS | G ▷ C163 | |
| UCS | C1 ◁ C4×C16 | |
72 conjugacy classes of subgroups.
| transitive degree | μt(G) = 20864 |
5312 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20864, 2642);