Finite Group Databasebeta
Cayley diagram

#148482

order512
nilpotency class4
isoclinismisoclinic class of #13343
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C4B(4,𝔽2)
commutatorC22×D4C22×C4
Frattini, cosocleC22×#41C23
socleC22#1889
prime radicalC2×#532C22
LCSG ▷ C22×D4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C22×C4 ◁ C22×#41 ◁ G
LECSG ▷ C22×#41 ▷ C22 ▷ C2 ▷ C1

791 conjugacy classes of subgroups; only the 122 normal subgroups are shown.

normal subgroups only

This group has 791 conjugacy classes of subgroups — too many to draw. Only its 122 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) = 36
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 3 generators on 36 points:

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

Polycyclic presentation:

2^9|a^2=g,c^2=d,d^2=i,f^2=i,g^2=i,b^a=bd,c^a=ce,d^a=dh,e^a=eh,f^a=fh,h^a=hi,c^b=cf,d^b=di,e^b=eh,f^b=fi,g^b=ghi,e^c=eh,g^c=gh,h^c=hi,e^d=ei,g^d=gi,f^e=fi,g^e=gi,g^f=gi

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, 55678);