Finite Group Databasebeta

C2×C9×3−1+2⋊C4 #14517418

order1944
isoclinismisoclinic class of AGL(1,ℤ/9)
automorphism?
homologyAbelianization (H1) = C2×C3×C4×C9 · Schur multiplier (H2) = C2×C3

Aliases

direct productC2×C9×3−1+2⋊C4

Splittings

derivedC9 ⋊ C2×C3×C4×C9
SylowC9×3−1+2 ⋊ C2×C4

Subgroups

subgroupG/H
center, hypercenterC22×C9AGL(1,ℤ/9)
commutator, hypocenterC9C2×C3×C4×C9
FrattiniC2×C32C2×C32×D3
FittingC22×C9×3−1+2C2
socleC22×C32C32×D3
prime radicalC22×C33C3×D3
cosocleC2×C3×C9C22×C32
LCSG ▷ C9
UCSC1 ◁ C22×C9

350 conjugacy classes of subgroups; only the 145 normal subgroups are shown.

normal subgroups only

This group has 350 conjugacy classes of subgroups — too many to draw. Only its 145 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.

Relationships

maximal subgroup ofC2×#92299⋊C4, C2×C9×#611⋊C3
maximal normal subgroup ofC2×#92299⋊C4, C2×C9×#611⋊C3

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1944, 1812);