Finite Group Databasebeta

D9×2−1+4 #10593142

order576
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C29

Aliases

direct productD9×2−1+4

Splittings

FittingC9×2−1+4 ⋊ C2
SylowC9 ⋊ C2×2−1+4

Subgroups

subgroupG/H
centerC2C24×D9
commutator, cosocleC2×C9C25
Frattini, socleC2×C3C24×D3
FittingC9×2−1+4C2
hypercenter2−1+4D9
hypocenterC9C2×2−1+4
LCSG ▷ C2×C9 ▷ C9
UCSC1 ◁ C2 ◁ 2−1+4

1191 conjugacy classes of subgroups; only the 513 normal subgroups are shown.

normal subgroups only

This group has 1191 conjugacy classes of subgroups — too many to draw. Only its 513 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) = 144

Conjugacy classes & character table

102 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD9×#454, D9×#456, #11865071, …
maximal normal subgroup ofD9×#454, D9×#456, #11865071, …
maximal quotient ofD9×#519, D9×#520, #11900199, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(576, 5024);