Finite Group Databasebeta

D9×C5⋊(D41⋊C5) #49146791

order36900
automorphism?
homologyAbelianization (H1) = C22×C5 · Schur multiplier (H2) = C2

Aliases

direct productD9×C5⋊(D41⋊C5)
unambiguous semidirect product(C5×D9)⋊(D41⋊C5)
unambiguous semidirect product(D9×C41⋊C5)⋊D5
unambiguous semidirect product(D9×D205)⋊C5

Splittings

Fitting, derivedC5×C9×C41 ⋊ C22×C5
HallC5×C9×C41⋊C5 ⋊ C22
HallC5×C41⋊C5 ⋊ C2×D9
HallC9×C41 ⋊ C2×C5×D5
SylowC41 ⋊ C5×D5×D9
SylowC9 ⋊ C2×C5⋊(D41⋊C5)

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC5×C9×C41C22×C5
FrattiniC3D3×C5⋊(D41⋊C5)
socleC3×C5×C41C2×C5×D3
LCSG ▷ C5×C9×C41
UCSC1

144 conjugacy classes of subgroups; only the 34 normal subgroups are shown.

normal subgroups only

This group has 144 conjugacy classes of subgroups — too many to draw. Only its 34 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) = 1845

Conjugacy classes & character table

240 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(36900, 192);