Finite Group Databasebeta

#35212774

order20864
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C25×C4

Aliases

No aliases for this group.

Splittings

FittingC22×C42×C163 ⋊ C2
SylowC163 ⋊ #1437

Subgroups

subgroupG/H
center, FrattiniC24C22×D163
commutatorC22×C163C2×C42
FittingC22×C42×C163C2
socle, cosocleC24×C163C23
prime radicalC24×D163C22
hypercenterC22×C42D163
hypocenterC163#1437
LCSG ▷ C22×C163 ▷ C163
UCSC1 ◁ C24 ◁ C22×C42

828 conjugacy classes of subgroups; only the 241 normal subgroups are shown.

normal subgroups only

This group has 828 conjugacy classes of subgroups — too many to draw. Only its 241 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=f,b^2=g,c^2=ef,b^a=bd,c^a=ce,h^a=h^162

Conjugacy classes & character table

5240 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20864, 2748);