Finite Group Databasebeta

#35212553

order20864
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

SylowC163 ⋊ #1350

Subgroups

subgroupG/H
centerC22#19104655
commutatorC2×C8×C163C2×C4
FrattiniC22×C8C2×D163
Fitting#341×C163C2
socleC22×C163#102
prime radicalC23×C163SD16
cosocleC22×C8×C163C22
hypercenter#341D163
hypocenterC163#1350
LCSG ▷ C2×C8×C163 ▷ C2×C4×C163 ▷ C2×C163 ▷ C163
UCSC1 ◁ C22 ◁ C22×C4 ◁ C22×C8 ◁ #341

104 conjugacy classes of subgroups; only the 35 normal subgroups are shown.

normal subgroups only

This group has 104 conjugacy classes of subgroups — too many to draw. Only its 35 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) = 10432

Polycyclic presentation:

2^7,163|a^2=d,b^2=g,c^2=fg,d^2=g,e^2=g,f^2=g,b^a=bc,c^a=ce,e^a=eg,f^a=fg,c^b=cf,d^b=defg,e^b=eg,f^b=fg,h^b=h^162

Conjugacy classes & character table

2297 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20864, 2527);