Finite Group Databasebeta

#35216199

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

Aliases

No aliases for this group.

Splittings

Fitting#410×C163 ⋊ C2
SylowC163 ⋊ #2126

Subgroups

subgroupG/H
centerC4#19104649
commutatorC2×C4×C163C22×C4
FrattiniC2×D4C22×D163
Fitting#410×C163C2
socleC2×C163C2×#99
prime radical#23782211C2
cosocleC2×D4×C163C23
hypercenter#410D163
hypocenterC163#2126
LCSG ▷ C2×C4×C163 ▷ C22×C163 ▷ C2×C163 ▷ C163
UCSC1 ◁ C4 ◁ C2×C4 ◁ C2×#41 ◁ #410

258 conjugacy classes of subgroups; only the 65 normal subgroups are shown.

normal subgroups only

This group has 258 conjugacy classes of subgroups — too many to draw. Only its 65 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|a^2=e,c^2=g,d^2=g,b^a=bd,d^a=df,f^a=fg,d^b=dg,e^b=efg,h^b=h^162,e^d=eg

Conjugacy classes & character table

1808 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20864, 6173);