Finite Group Databasebeta

D8×Dic9 #10588829

order576
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

direct productD8×Dic9

Splittings

SylowC9 ⋊ C4×D8

Subgroups

subgroupG/H
centerC22D4×D9
commutatorC4×C9C22×C4
FrattiniC2×C3×C4C22×D3
FittingC2×C9×D8C2
socleC22×C3D3×D4
prime radicalC2×C3×D8D3
cosocleC2×C4×C9C23
hypercenterC2×D8D9
hypocenterC9C4×D8
LCSG ▷ C4×C9 ▷ C2×C9 ▷ C9
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×D8

201 conjugacy classes of subgroups; only the 81 normal subgroups are shown.

normal subgroups only

This group has 201 conjugacy classes of subgroups — too many to draw. Only its 81 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) = 288

Conjugacy classes & character table

84 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#11797617, D16×Dic9, SD32×Dic9, …
maximal normal subgroup of#11797617, D16×Dic9, SD32×Dic9, …
maximal quotient ofD8×C9⋊C8, #11777375, #11777758, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(576, 711);