Finite Group Databasebeta

D9×C1097 #34089804

order19746
automorphism?
homologyAbelianization (H1) = C2×C1097 · Schur multiplier (H2) = C1

Aliases

direct productD9×C1097
unambiguous semidirect productC9⋊(C2×C1097)

Splittings

Fitting, HallC9×C1097 ⋊ C2
derived, SylowC9 ⋊ C2×C1097

Subgroups

subgroupG/H
center, hypercenterC1097D9
commutator, cosocle, hypocenterC9C2×C1097
FrattiniC3D3×C1097
FittingC9×C1097C2
socleC3×C1097D3
LCSG ▷ C9
UCSC1 ◁ C1097

12 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 9873

Conjugacy classes & character table

6582 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19746, 2);