Finite Group Databasebeta

#35214322

order20864
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C22×C4

Aliases

No aliases for this group.

Splittings

SylowC163 ⋊ #1753

Subgroups

subgroupG/H
center, FrattiniC22×C4C22×D163
commutatorC22×C163C2×C42
FittingC2×C22⋊C8×C163C2
socleC23×C163C22×C4
prime radicalC24×C163C2×C4
cosocleC22×C4×C163C23
hypercenterC2×C22⋊C8D163
hypocenterC163#1753
LCSG ▷ C22×C163 ▷ C163
UCSC1 ◁ C22×C4 ◁ C2×C22⋊C8

348 conjugacy classes of subgroups; only the 137 normal subgroups are shown.

normal subgroups only

This group has 348 conjugacy classes of subgroups — too many to draw. Only its 137 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=e,b^2=f,c^2=e,e^2=g,b^a=bd,c^a=cg,h^a=h^162,h^b=h^162,h^c=h^162

Conjugacy classes & character table

3296 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20864, 4296);