Finite Group Databasebeta

D9×C491 #22579568

order8838
isoclinismisoclinic class of D9
automorphism?
homologyAbelianization (H1) = C2×C491 · Schur multiplier (H2) = C1

Aliases

direct productD9×C491
unambiguous semidirect productC9⋊(C2×C491)

Splittings

Fitting, HallC9×C491 ⋊ C2
derived, SylowC9 ⋊ C2×C491

Subgroups

subgroupG/H
center, hypercenterC491D9
commutator, hypocenterC9C2×C491
FrattiniC3D3×C491
FittingC9×C491C2
socleC3×C491D3
LCSG ▷ C9
UCSC1 ◁ C491

12 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

2946 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD9×D491, C2×D9×C491
maximal normal subgroup ofD9×D491, C2×D9×C491
maximal quotient ofDic9×C491, C2×D9×C491

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8838, 2);