Finite Group Databasebeta

#35212631

order20864
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC163 ⋊ #1382

Subgroups

subgroupG/H
centerC2×C4#14579684
commutatorC8×C163C42
FrattiniC22×C8C2×D163
Fitting#427×C163C2
socleC22×C163#102
prime radicalC23×C163SD16
cosocleC22×C8×C163C22
hypercenter#427D163
hypocenterC163#1382
LCSG ▷ C8×C163 ▷ C4×C163 ▷ C2×C163 ▷ C163
UCSC1 ◁ C2×C4 ◁ C22×C4 ◁ C22×C8 ◁ #427

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

normal subgroups only

This group has 132 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) = 10432

Polycyclic presentation:

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

Conjugacy classes & character table

2312 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20864, 2605);