Finite Group Databasebeta

D421⋊(C22⋊C8) #41003808

order26944
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C24

Aliases

unambiguous semidirect productD421⋊(C22⋊C8)

Splittings

SylowC421 ⋊ C2×C22⋊C8

Subgroups

subgroupG/H
centerC2×C4C2×#13132997
commutatorC2×C421C22×C8
FrattiniC22C22×#13132997
FittingC22×C4×C421C4
socleC22×C421C22×C4
prime radicalC23×D421C4
cosocleC2×Dic421C23
hypercenterC22×C4#13132997
hypocenterC421C2×C22⋊C8
LCSG ▷ C2×C421 ▷ C421
UCSC1 ◁ C2×C4 ◁ C22×C4

202 conjugacy classes of subgroups; only the 70 normal subgroups are shown.

normal subgroups only

This group has 202 conjugacy classes of subgroups — too many to draw. Only its 70 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) = 6736

Polycyclic presentation:

2^6,421|a^2=e,e^2=f,b^a=bd,g^a=g^29,g^c=g^420,g^e=g^420

Conjugacy classes & character table

1720 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(26944, 1517);