Finite Group Databasebeta

C9×C3⋊AGL(1,ℤ/9) #13091368

order1458
isoclinismisoclinic class of C3⋊AGL(1,ℤ/9)
automorphism?
homologyAbelianization (H1) = C2×C3×C9 · Schur multiplier (H2) = C32

Aliases

direct productC9×C3⋊AGL(1,ℤ/9)
unambiguous semidirect productC3⋊(C9×AGL(1,ℤ/9))

Splittings

Fitting, SylowC3×C9×3−1+2 ⋊ C2
derivedC3×C9 ⋊ C2×C3×C9

Subgroups

subgroupG/H
center, hypercenterC9C3⋊AGL(1,ℤ/9)
commutator, hypocenterC3×C9C2×C3×C9
FrattiniC32C32×C3⋊D3
FittingC3×C9×3−1+2C2
socleC33C32×D3
prime radicalC3×C3⋊AGL(1,ℤ/9)C3
cosocleC32×C9C2×C32
LCSG ▷ C3×C9
UCSC1 ◁ C9

437 conjugacy classes of subgroups; only the 82 normal subgroups are shown.

normal subgroups only

This group has 437 conjugacy classes of subgroups — too many to draw. Only its 82 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) = 162

Conjugacy classes & character table

189 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC9×#92314, 3−1+2×C3⋊AGL(1,ℤ/9), C9×#92299, …
maximal normal subgroup of3−1+2×C3⋊AGL(1,ℤ/9), D9×C3⋊AGL(1,ℤ/9), D3×C9×AGL(1,ℤ/9), …
maximal quotient ofC9×#92314, C9×#92299, #72243266, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1458, 1442);