Finite Group Databasebeta

C2×C1129⋊C9 #35204654

order20322
automorphism?
homologyAbelianization (H1) = C2×C9 · Schur multiplier (H2) = C1

Aliases

direct productC2×C1129⋊C9
unambiguous semidirect product(C2×C1129)⋊C9

Splittings

derived, SylowC1129 ⋊ C2×C9
HallC2×C1129 ⋊ C9

Subgroups

subgroupG/H
center, hypercenterC2×C3C1129⋊C3
commutator, hypocenterC1129C2×C9
FrattiniC3C2×C1129⋊C3
Fitting, socle, prime radicalC2×C3×C1129C3
cosocleC3×C1129C2×C3
LCSG ▷ C1129
UCSC1 ◁ C2×C3

12 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 20322

Conjugacy classes & character table

2274 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20322, 3);