Finite Group Databasebeta

C4⋊#67361 #13094282

order1512
automorphism?
homologyAbelianization (H1) = C22×C3 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊#67361

Splittings

FittingC4×C7×C9 ⋊ C2×C3
Hall#4427 ⋊ D4
SylowC7 ⋊ C4⋊AGL(1,ℤ/9)

Subgroups

subgroupG/H
centerC2C2×#67361
commutator, cosocleC2×C7×C9C22×C3
FrattiniC2×C3C2×D3×ΓL(1,𝔽8)
FittingC4×C7×C9C2×C3
socleC2×C3×C7C2×C3×D3
hypercenterC4#67361
hypocenterC7×C9C3×D4
LCSG ▷ C2×C7×C9 ▷ C7×C9
UCSC1 ◁ C2 ◁ C4

102 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 252

Polycyclic presentation:

2^2,3,2,3,7,3|b^2=d,e^3=g,b^a=bd,e^a=e^2g^2,g^a=g^2,e^c=eg,f^c=f^2

Conjugacy classes & character table

73 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1512, 179);