Finite Group Databasebeta

#35214517

order20864
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

FittingC2×C4⋊C8×C163 ⋊ C2
SylowC163 ⋊ #1798

Subgroups

subgroupG/H
center, FrattiniC22×C4C22×D163
commutator, socleC23×C163C22×C4
FittingC2×C4⋊C8×C163C2
prime radicalC23×D163C2×C4
cosocleC22×C4×C163C23
hypercenterC2×C4⋊C8D163
hypocenterC163#1798
LCSG ▷ C23×C163 ▷ C163
UCSC1 ◁ C22×C4 ◁ C2×C4⋊C8

312 conjugacy classes of subgroups; only the 109 normal subgroups are shown.

normal subgroups only

This group has 312 conjugacy classes of subgroups — too many to draw. Only its 109 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=d,f^2=g,b^a=bd,c^a=ce,c^b=cg,h^c=h^162

Conjugacy classes & character table

3284 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20864, 4491);