Finite Group Databasebeta
Cayley diagram

C2×#7431 #150274

order512
nilpotency class5
isoclinismisoclinic class of #7408
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

direct productC2×#7431

Subgroups

subgroupG/H
center, socleC23AΣL(1,𝔽16)
commutatorC2×C4⋊C4C22×C4
Frattini, cosocle#391C23
prime radicalC24#99
LCSG ▷ C2×C4⋊C4 ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C24 ◁ C23×C4 ◁ C2×#391 ◁ G
LECSG ▷ #391 ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1

490 conjugacy classes of subgroups; only the 82 normal subgroups are shown.

normal subgroups only

This group has 490 conjugacy classes of subgroups — too many to draw. Only its 82 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) = 26
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 3 generators on 26 points:

(1,2);(4,7,8,9)(11,12,15,19,17,13,21,22)(14,24,16,20,25,26,18,23);(3,4)(5,9)(6,8)(7,10)(11,13,16,23,17,12,18,20)(14,22,21,26,25,19,15,24)

Conjugacy classes & character table

62 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 57470);