Finite Group Databasebeta

D9×D421 #29503003

order15156
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

direct productD9×D421
unambiguous semidirect product(D9×C421)⋊C2
unambiguous semidirect product(C9×D421)⋊C2
unambiguous semidirect productD3789⋊C2

Splittings

Fitting, derived, HallC9×C421 ⋊ C22
SylowC421 ⋊ C2×D9
SylowC9 ⋊ C2×D421

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC9×C421C22
FrattiniC3D3×D421
socleC3×C421C2×D3
LCSG ▷ C9×C421
UCSC1

30 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3789

Conjugacy classes & character table

1272 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15156, 12);