Finite Group Databasebeta

C4×C9×SD16 #10588992

order576
nilpotency class3
isoclinismisoclinic class of D8
automorphism?
homologyAbelianization (H1) = C22×C4×C9 · Schur multiplier (H2) = C22

Aliases

direct productC4×C9×SD16

Subgroups

subgroupG/H
centerC2×C4×C9D4
commutatorC4C22×C4×C9
Frattini, cosocleC2×C3×C4C23×C3
socleC22×C3C2×C3×D4
prime radicalC2×C3×D4C22×C3
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C9 ◁ C42×C9 ◁ G

183 conjugacy classes of subgroups; only the 111 normal subgroups are shown.

normal subgroups only

This group has 183 conjugacy classes of subgroups — too many to draw. Only its 111 normal subgroups are shown.

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

Full subgroup data →

Presentation

minimal degreeμ(G) = 21
transitive degreeμt(G) = 288

A minimal faithful permutation representation — 3 generators on 21 points:

(1,2,3,4)(13,14,15,16,17,18,19,20,21);(5,6,7,8,9,10,11,12);(6,8)(7,11)(10,12)

Conjugacy classes & character table

252 conjugacy classes — view the full character table.

Relationships

Fitting subgroup ofSD16×C9⋊C8, SD16⋊(C9⋊C8), #11777423, …
maximal subgroup ofC8×C9×SD16, C9×SD16⋊C8, C9×#1582, …
maximal normal subgroup ofC8×C9×SD16, C9×SD16⋊C8, C9×#1582, …
maximal quotient ofC8×C9×SD16, C9×#1582, C9×#1583, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(576, 874);