Finite Group Databasebeta

C2×C9×((C3⋊D3)⋊C3)⋊C2 #14518286

order1944
isoclinismisoclinic class of ((C3⋊D3)⋊C3)⋊C2
automorphism?
homologyAbelianization (H1) = C23×C9 · Schur multiplier (H2) = C23

Aliases

direct productC2×C9×((C3⋊D3)⋊C3)⋊C2
unambiguous semidirect product((C3⋊D3)⋊C3)⋊(C22×C9)

Splittings

FittingC2×C9×H(3,𝔽3) ⋊ C22
derivedH(3,𝔽3) ⋊ C23×C9
SylowC9×H(3,𝔽3) ⋊ C23

Subgroups

subgroupG/H
center, hypercenterC2×C9((C3⋊D3)⋊C3)⋊C2
commutator, hypocenterH(3,𝔽3)C23×C9
FrattiniC32C2×C3×D32
FittingC2×C9×H(3,𝔽3)C22
socleC2×C32C3×D32
prime radicalC2×C3×((C3⋊D3)⋊C3)⋊C2C3
cosocleC3×H(3,𝔽3)C23×C3
LCSG ▷ H(3,𝔽3)
UCSC1 ◁ C2×C9

488 conjugacy classes of subgroups; only the 90 normal subgroups are shown.

normal subgroups only

This group has 488 conjugacy classes of subgroups — too many to draw. Only its 90 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) = 108

Conjugacy classes & character table

198 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#72221858, C2×#72221863
maximal quotient ofC2×#72221861

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1944, 2680);