Finite Group Databasebeta

#35217111

order20864
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C27

Aliases

No aliases for this group.

Splittings

FittingC22×C22⋊C4×C163 ⋊ C2
SylowC163 ⋊ #2308

Subgroups

subgroupG/H
center, FrattiniC23C23×D163
commutatorC22×C163C23×C4
FittingC22×C22⋊C4×C163C2
socle, cosocleC23×C163C24
prime radicalC23×C22⋊D163C2
hypercenterC22×C22⋊C4D163
hypocenterC163#2308
LCSG ▷ C22×C163 ▷ C163
UCSC1 ◁ C23 ◁ C22×C22⋊C4

1160 conjugacy classes of subgroups; only the 269 normal subgroups are shown.

normal subgroups only

This group has 1160 conjugacy classes of subgroups — too many to draw. Only its 269 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=g,b^a=be,c^a=cf,d^a=de,c^b=ce,h^c=h^162

Conjugacy classes & character table

3284 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20864, 7085);