Finite Group Databasebeta

#35212370

order20864
automorphism?
homologyAbelianization (H1) = C4×C8 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

SylowC163 ⋊ #1277

Subgroups

subgroupG/H
centerC22×C4C22⋊D163
commutatorC4×C163C4×C8
FrattiniC2×C42C2×D163
FittingC2×C4⋊C8×C163C2
socle, prime radicalC23×C163C4⋊C4
cosocleC2×C42×C163C22
hypercenterC2×C4⋊C8D163
hypocenterC163#1277
LCSG ▷ C4×C163 ▷ C2×C163 ▷ C163
UCSC1 ◁ C22×C4 ◁ C2×C42 ◁ C2×C4⋊C8

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

normal subgroups only

This group has 180 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) = 20864

Polycyclic presentation:

2^7,163|a^2=d,b^2=e,c^2=f,d^2=g,e^2=f,b^a=bc,c^a=cf,e^a=ef,h^b=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, 2344);