Finite Group Databasebeta

#35216308

order20864
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC163 ⋊ #2155

Subgroups

subgroupG/H
centerC4#19104666
commutatorC8×C163C22×C4
FrattiniC2×C8C22×D163
Fitting#427×C163C2
socleC2×C163C2×#106
prime radicalC23×C163SD16
cosocleC2×C8×C163C23
hypercenter#427D163
hypocenterC163#2155
LCSG ▷ C8×C163 ▷ C4×C163 ▷ C2×C163 ▷ C163
UCSC1 ◁ C4 ◁ C22×C4 ◁ C22×C8 ◁ #427

144 conjugacy classes of subgroups; only the 81 normal subgroups are shown.

normal subgroups only

This group has 144 conjugacy classes of subgroups — too many to draw. Only its 81 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) = 5216

Polycyclic presentation:

2^7,163|a^2=e,b^2=d,c^2=g,d^2=f,f^2=g,b^a=bd,d^a=df,f^a=fg,e^b=eg,h^b=h^162

Conjugacy classes & character table

2300 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20864, 6282);