Finite Group Databasebeta

C7×C9⋊#89137 #42117372

order27468
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×C9⋊#89137
unambiguous semidirect productC9⋊(C7×#89137)

Splittings

Fitting, HallC7×C9×C109 ⋊ C4
derived, HallC9×C109 ⋊ C4×C7
HallC7×C109 ⋊ Dic9
SylowC109 ⋊ C7×Dic9
HallC7×C9 ⋊ #89137
SylowC9 ⋊ C7×#89137

Subgroups

subgroupG/H
center, hypercenterC7C9⋊#89137
commutator, hypocenterC9×C109C4×C7
FrattiniC3C7×C3⋊#89137
FittingC7×C9×C109C4
socleC3×C7×C109Dic3
prime radicalC3×C7×D109D3
cosocleC9×D109C2×C7
LCSG ▷ C9×C109
UCSC1 ◁ C7

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 6867

Conjugacy classes & character table

1785 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(27468, 53);