Finite Group Databasebeta

#35223884

order20864
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Splittings

Fitting#532×C163 ⋊ C2
SylowC163 ⋊ #3018

Subgroups

subgroupG/H
centerC4#19104703
commutator, cosocleC2×C4×C163C24
FrattiniC2×C4C23×D163
Fitting#532×C163C2
socleC2×C163C2×#120
hypercenter#532D163
hypocenterC163#3018
LCSG ▷ C2×C4×C163 ▷ C2×C163 ▷ C163
UCSC1 ◁ C4 ◁ C22×C4 ◁ #532

724 conjugacy classes of subgroups; only the 145 normal subgroups are shown.

normal subgroups only

This group has 724 conjugacy classes of subgroups — too many to draw. Only its 145 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) = 2608

Polycyclic presentation:

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

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, 13858);