Finite Group Databasebeta

C4×D9⋊C27 #14515979

order1944
isoclinismisoclinic class of AGL(1,ℤ/9)
automorphism?
homologyAbelianization (H1) = C2×C4×C27 · Schur multiplier (H2) = C2

Aliases

direct productC4×D9⋊C27
unambiguous semidirect productD9⋊(C4×C27)
unambiguous semidirect product(C4×D9)⋊C27

Splittings

FittingC4×C9⋊C27 ⋊ C2
derivedC9 ⋊ C2×C4×C27
SylowC9⋊C27 ⋊ C2×C4

Subgroups

subgroupG/H
center, hypercenterC4×C9AGL(1,ℤ/9)
commutator, hypocenterC9C2×C4×C27
FrattiniC2×C3×C9C2×C3×D3
FittingC4×C9⋊C27C2
socleC2×C32C2×D3×C9
prime radicalC2×C3×D9C2×C9
cosocleC2×C92C22×C3
LCSG ▷ C9
UCSC1 ◁ C4×C9

117 conjugacy classes of subgroups; only the 53 normal subgroups are shown.

normal subgroups only

This group has 117 conjugacy classes of subgroups — too many to draw. Only its 53 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) = 216

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1944, 373);