Finite Group Databasebeta
Cayley diagram

#488281

order512
nilpotency class4
isoclinismisoclinic class of #487627
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22C2×B(4,𝔽2)
commutator, Frattini, cosocleC2×C22⋊C4C24
prime radical#2388C22
LCSG ▷ C2×C22⋊C4 ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C22×C4 ◁ C2×C4×D4 ◁ G
LECSG ▷ C2×C22⋊C4 ▷ C23 ▷ C2 ▷ C1

867 conjugacy classes of subgroups; only the 118 normal subgroups are shown.

normal subgroups only

This group has 867 conjugacy classes of subgroups — too many to draw. Only its 118 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) = 32
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 4 generators on 32 points:

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

Polycyclic presentation:

2^9|a^2=g,c^2=g,d^2=g,e^2=g,b^a=be,c^a=cf,d^a=dg,e^a=eg,h^a=hi,e^b=eg,f^b=fhi,d^c=dgi,e^c=eh,f^e=fi

Conjugacy classes & character table

50 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 395477);