Finite Group DatabasebetaFinite Group Databasebeta| order | 20864 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C32 · Schur multiplier (H2) = C1 |
No aliases for this group.
| Fitting | C64×C163 ⋊ C2 |
| Sylow | C163 ⋊ M128 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini | C32 | C2×D163 |
| commutator, socle | C2×C163 | C2×C32 |
| Fitting | C64×C163 | C2 |
| prime radical | C2×D163 | C32 |
| cosocle | C32×C163 | C22 |
| hypercenter | C64 | D163 |
| hypocenter | C163 | M128 |
| LCS | G ▷ C2×C163 ▷ C163 | |
| UCS | C1 ◁ C32 ◁ C64 | |
38 conjugacy classes of subgroups.
| transitive degree | μt(G) = 10432 |
Polycyclic presentation:
2^7,163|a^2=c,c^2=d,d^2=e,e^2=f,f^2=g,b^a=bg,h^b=h^1625264 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20864, 2720);