Finite Group Databasebeta

C4⋊#92309 #14517549

order1944
automorphism?
homologyAbelianization (H1) = C22×C3 · Schur multiplier (H2) = C2×C9

Aliases

unambiguous semidirect productC4⋊#92309

Splittings

FittingC4×#6896 ⋊ C2
Sylow#6896 ⋊ D4

Subgroups

subgroupG/H
centerC2C2×#92309
commutator, cosocleC2×C92C22×C3
Frattini, socleC2×C32C2×C3×C3⋊D3
FittingC4×#6896C2
hypercenterC4#92309
hypocenterC92C3×D4
LCSG ▷ C2×C92 ▷ C92
UCSC1 ◁ C2 ◁ C4

324 conjugacy classes of subgroups; only the 75 normal subgroups are shown.

normal subgroups only

This group has 324 conjugacy classes of subgroups — too many to draw. Only its 75 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) = 324

Polycyclic presentation:

2^2,3,2,3^4|b^2=d,e^3=h,f^3=g,b^a=bd,e^a=e^2h^2,f^a=f^2g^2,g^a=g^2,h^a=h^2,e^c=eh,f^c=fg^2

Conjugacy classes & character table

111 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1944, 1943);