Finite Group Databasebeta

Dic9×C521 #34037246

order18756
automorphism?
homologyAbelianization (H1) = C4×C521 · Schur multiplier (H2) = C1

Aliases

direct productDic9×C521
unambiguous semidirect productC9⋊(C4×C521)

Splittings

derived, SylowC9 ⋊ C4×C521
HallC9×C521 ⋊ C4

Subgroups

subgroupG/H
center, hypercenterC2×C521D9
commutator, hypocenterC9C4×C521
FrattiniC2×C3D3×C521
FittingC2×C9×C521C2
socle, prime radicalC2×C3×C521D3
cosocleC2×C9C2×C521
LCSG ▷ C9
UCSC1 ◁ C2×C521

18 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 18756

Conjugacy classes & character table

6252 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18756, 2);