Finite Group Databasebeta

D9×C19×D55 #49178404

order37620
automorphism?
homologyAbelianization (H1) = C22×C19 · Schur multiplier (H2) = C2

Aliases

direct productD9×C19×D55
unambiguous semidirect product(C5×D9)⋊(C19×D11)
unambiguous semidirect product(C11×D9)⋊(D5×C19)

Splittings

Fitting, HallC5×C9×C11×C19 ⋊ C22
derived, HallC5×C9×C11 ⋊ C22×C19
HallC9×C11×C19 ⋊ C2×D5
HallC5×C11×C19 ⋊ C2×D9
HallC5×C9×C19 ⋊ C2×D11
HallC11×C19 ⋊ D5×D9
HallC9×C19 ⋊ C2×D55
HallC9×C11 ⋊ C2×D5×C19
HallC5×C19 ⋊ D9×D11
HallC5×C11 ⋊ C2×D9×C19
HallC5×C9 ⋊ C2×C19×D11
SylowC11 ⋊ D5×D9×C19
SylowC9 ⋊ C2×C19×D55
SylowC5 ⋊ D9×C19×D11

Subgroups

subgroupG/H
center, hypercenterC19D9×D55
commutator, cosocle, hypocenterC5×C9×C11C22×C19
FrattiniC3D3×C19×D55
FittingC5×C9×C11×C19C22
socleC3×C5×C11×C19C2×D3
LCSG ▷ C5×C9×C11
UCSC1 ◁ C19

120 conjugacy classes of subgroups; only the 42 normal subgroups are shown.

normal subgroups only

This group has 120 conjugacy classes of subgroups — too many to draw. Only its 42 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 9405

Conjugacy classes & character table

3306 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(37620, 113);