Finite Group Databasebeta

#35223081

order20864
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Splittings

Fitting#568×C163 ⋊ C2
SylowC163 ⋊ #2901

Subgroups

subgroupG/H
centerC4C22×C22⋊D163
commutatorC4×C163C23×C4
FrattiniC2×C4C23×D163
Fitting#568×C163C2
socleC2×C163C22×C22⋊C4
prime radical#23782501C2
cosocleC2×C4×C163C24
hypercenter#568D163
hypocenterC163#2901
LCSG ▷ C4×C163 ▷ C2×C163 ▷ C163
UCSC1 ◁ C4 ◁ C2×#41 ◁ #568

738 conjugacy classes of subgroups; only the 249 normal subgroups are shown.

normal subgroups only

This group has 738 conjugacy classes of subgroups — too many to draw. Only its 249 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2608

Polycyclic presentation:

2^7,163|a^2=f,e^2=g,f^2=g,b^a=be,e^a=eg,e^b=eg,h^b=h^162,d^c=dg

Conjugacy classes & character table

2798 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20864, 13055);