Finite Group Databasebeta

(C2×((C22⋊C9)⋊C2)⋊C3)⋊C4 #13146879

order1728
automorphism?
homologyAbelianization (H1) = C2×C3×C4 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect product(C2×((C22⋊C9)⋊C2)⋊C3)⋊C4
unambiguous semidirect product((C2×(C22⋊C9)⋊C2)⋊C4)⋊C3

Subgroups

subgroupG/H
centerC22C2×((C22⋊C9)⋊C2)⋊C3
commutatorC2×C22⋊C9C2×C3×C4
FrattiniC22×C3C2×C3×S4
FittingC23×C32×C4D3
socleC24×C3C2×C3×D3
prime radicalC22×((C22⋊C9)⋊C2)⋊C3C2
cosocleC22×C22⋊C9C22×C3
hypercenterC2×C4((C22⋊C9)⋊C2)⋊C3
hypocenterC22⋊C9C3×C22⋊C4
LCSG ▷ C2×C22⋊C9 ▷ C22⋊C9
UCSC1 ◁ C22 ◁ C2×C4

554 conjugacy classes of subgroups; only the 58 normal subgroups are shown.

normal subgroups only

This group has 554 conjugacy classes of subgroups — too many to draw. Only its 58 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) = 72

Polycyclic presentation:

2^2,3,2^2,3^2,2^2|b^2=d,f^3=g,b^a=be,f^a=f^2g^2,g^a=g^2,h^a=hi,f^c=fg,h^f=i,i^f=hi

Conjugacy classes & character table

116 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×#63694⋊C3
maximal normal subgroup ofC4×#63694⋊C3

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1728, 12942);