Finite Group Databasebeta

#35212977

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

Aliases

No aliases for this group.

Splittings

FittingD4⋊C8×C163 ⋊ C2
SylowC163 ⋊ #1490

Subgroups

subgroupG/H
centerC2×C4D4×D163
commutatorC2×C4×C163C22×C4
FrattiniC42C22×D163
FittingD4⋊C8×C163C2
socleC22×C163C2×C22⋊C4
prime radicalC2×D4×D163C4
cosocleC42×C163C23
hypercenterD4⋊C8D163
hypocenterC163#1490
LCSG ▷ C2×C4×C163 ▷ C2×C163 ▷ C163
UCSC1 ◁ C2×C4 ◁ C42 ◁ D4⋊C8

316 conjugacy classes of subgroups; only the 73 normal subgroups are shown.

normal subgroups only

This group has 316 conjugacy classes of subgroups — too many to draw. Only its 73 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,c^2=f,d^2=f,e^2=g,b^a=bd,c^a=cg,d^a=df,c^b=cf,d^b=df,h^c=h^162

Conjugacy classes & character table

2306 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20864, 2951);