Finite Group Databasebeta

#35215488

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

Aliases

No aliases for this group.

Splittings

SylowC163 ⋊ #1988

Subgroups

subgroupG/H
centerC23C2×C22⋊D163
commutatorC2×C4×C163C22×C4
FrattiniC22×C4C22×D163
FittingC4×C4⋊C4×C163C2
socle, prime radicalC23×C163C2×D4
cosocleC22×C4×C163C23
hypercenterC4×C4⋊C4D163
hypocenterC163#1988
LCSG ▷ C2×C4×C163 ▷ C2×C163 ▷ C163
UCSC1 ◁ C23 ◁ C2×C42 ◁ C4×C4⋊C4

292 conjugacy classes of subgroups; only the 125 normal subgroups are shown.

normal subgroups only

This group has 292 conjugacy classes of subgroups — too many to draw. Only its 125 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=f,b^2=defg,c^2=e,d^2=g,f^2=g,b^a=bd,c^a=ce,h^a=h^162,d^b=dg,f^b=fg

Conjugacy classes & character table

3278 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20864, 5462);