Finite Group Databasebeta

C2×C4⋊(3−1+2⋊C4) #11721607

order864
isoclinismisoclinic class of 3−1+2⋊Q8
automorphism?
homologyAbelianization (H1) = C22×C3×C4 · Schur multiplier (H2) = C23

Aliases

direct productC2×C4⋊(3−1+2⋊C4)
unambiguous semidirect product(C2×C4⋊Dic9)⋊C3

Splittings

Sylow3−1+2 ⋊ C2×C4⋊C4

Subgroups

subgroupG/H
centerC23C2×AGL(1,ℤ/9)
commutatorC2×C9C22×C3×C4
FrattiniC22×C3C22×C3×D3
FittingC22×C4×3−1+2C2
socleC23×C3C2×C3×D3
prime radicalC23×C32C2×D3
cosocleC22×C9C23×C3
hypercenterC22×C4AGL(1,ℤ/9)
hypocenterC9C2×C3×C4⋊C4
LCSG ▷ C2×C9 ▷ C9
UCSC1 ◁ C23 ◁ C22×C4

303 conjugacy classes of subgroups; only the 157 normal subgroups are shown.

normal subgroups only

This group has 303 conjugacy classes of subgroups — too many to draw. Only its 157 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

124 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#10588206⋊C3, #10588229⋊C3, #10588234⋊C3, …
maximal normal subgroup of#10588206⋊C3, #10588229⋊C3, #10588234⋊C3, …
maximal quotient ofC2×C4⋊(3−1+2⋊C8), #10588604⋊C3, C4×C4⋊(3−1+2⋊C4), …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(864, 1574);