Finite Group Databasebeta

C7×C9⋊#90673 #43249784

order28476
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×C9⋊#90673
unambiguous semidirect productC9⋊(C7×#90673)

Splittings

Fitting, HallC7×C9×C113 ⋊ C4
derived, HallC9×C113 ⋊ C4×C7
HallC7×C113 ⋊ Dic9
SylowC113 ⋊ C7×Dic9
HallC7×C9 ⋊ #90673
SylowC9 ⋊ C7×#90673

Subgroups

subgroupG/H
center, hypercenterC7C9⋊#90673
commutator, hypocenterC9×C113C4×C7
FrattiniC3C7×C3⋊#90673
FittingC7×C9×C113C4
socleC3×C7×C113Dic3
prime radicalC3×C7×D113D3
cosocleC9×D113C2×C7
LCSG ▷ C9×C113
UCSC1 ◁ C7

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 7119

Conjugacy classes & character table

1848 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(28476, 35);