Finite Group Databasebeta

#35215521

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

Aliases

No aliases for this group.

Splittings

SylowC163 ⋊ #1996

Subgroups

subgroupG/H
centerC22C2×(C2×D163)⋊C4
commutatorC23×C163C22×C4
FrattiniC24C22×D163
FittingC4×C22⋊C4×C163C2
socleC22×C163C2×C22⋊C4
prime radical, cosocleC24×C163C23
hypercenterC4×C22⋊C4D163
hypocenterC163#1996
LCSG ▷ C23×C163 ▷ C2×C163 ▷ C163
UCSC1 ◁ C22 ◁ C23×C4 ◁ C4×C22⋊C4

324 conjugacy classes of subgroups; only the 97 normal subgroups are shown.

normal subgroups only

This group has 324 conjugacy classes of subgroups — too many to draw. Only its 97 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=f,b^2=def,c^2=e,b^a=bd,c^a=ce,d^a=dg,h^a=h^162,d^b=dg,f^b=fg

Conjugacy classes & character table

3272 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20864, 5495);