Finite Group Databasebeta
Cayley diagram

#137139

order512
nilpotency class4
isoclinismisoclinic class of #12096
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4B(4,𝔽2)
commutatorC2×C4⋊C4C22×C4
Frattini, cosocleC2×#117C23
socleC22#1889
prime radical#23406C2
LCSG ▷ C2×C4⋊C4 ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C22×C4 ◁ C2×#117 ◁ G
LECSG ▷ C2×#117 ▷ C23 ▷ C2 ▷ C1

727 conjugacy classes of subgroups; only the 86 normal subgroups are shown.

normal subgroups only

This group has 727 conjugacy classes of subgroups — too many to draw. Only its 86 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) = 40
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 3 generators on 40 points:

(1,2,3,6,4,7,8,5)(9,10)(11,20,24,35)(12,17)(13,18,28,16)(14,19)(15,22,33,25)(21,30)(23,38)(26,34,29,36)(27,37)(31,39)(32,40);(2,5)(3,8)(6,7)(9,11,21,22,14,24,12,25)(10,15,30,20,19,33,17,35)(13,27,29,40,28,23,26,39)(16,31,34,37,18,32,36,38);(10,16)(13,28)(15,31)(17,36)(18,19)(20,37)(23,27)(26,29)(30,34)(32,33)(35,38)(39,40)

Polycyclic presentation:

2^9|a^2=f,b^2=dfg,d^2=g,e^2=i,f^2=gi,b^a=bd,c^a=ce,e^a=ehi,h^a=hi,d^b=dg,e^b=ehi,f^b=fg,d^c=dh,e^c=ei,f^c=fh,e^d=ei,f^e=fi

Conjugacy classes & character table

56 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 44335);