Finite Group Databasebeta

#35216241

order20864
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

Fitting#427×C163 ⋊ C2
SylowC163 ⋊ #2138

Subgroups

subgroupG/H
centerC2×C4#14579684
commutatorC8×C163C22×C4
FrattiniC2×C8C22×D163
Fitting#427×C163C2
socleC22×C163C2×D8
prime radicalC2×#19104757C2
cosocleC2×C8×C163C23
hypercenter#427D163
hypocenterC163#2138
LCSG ▷ C8×C163 ▷ C4×C163 ▷ C2×C163 ▷ C163
UCSC1 ◁ C2×C4 ◁ C22×C4 ◁ C22×C8 ◁ #427

228 conjugacy classes of subgroups; only the 85 normal subgroups are shown.

normal subgroups only

This group has 228 conjugacy classes of subgroups — too many to draw. Only its 85 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=e,c^2=g,d^2=fg,f^2=g,b^a=bd,d^a=df,f^a=fg,d^b=df,f^b=fg,h^b=h^162

Conjugacy classes & character table

2312 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20864, 6215);