Finite Group Databasebeta
Cayley diagram

#94444

order512
nilpotency class5
isoclinismisoclinic class of #94441
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C22×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC2#7307
commutatorC2×C42C42
Frattini, cosocleC2×#536C22
prime radicalC22×#41D4
LCSG ▷ C2×C42 ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C2 ◁ C23 ◁ C23×C4 ◁ C2×#536 ◁ G
LECSG ▷ C2×#536 ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1

433 conjugacy classes of subgroups; only the 44 normal subgroups are shown.

normal subgroups only

This group has 433 conjugacy classes of subgroups — too many to draw. Only its 44 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) = 64
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 2 generators on 64 points:

(1,2,5,11,8,14,29,42)(3,15,17,44,20,46,52,64)(4,21,22,55,24,43,26,59)(6,13,28,40,7,12,27,41)(9,31,32,53,35,56,61,48)(10,36,37,30,38,57,62,23)(16,34,47,39,49,33,50,60)(18,45,25,58,19,54,51,63);(1,3,6,18,8,20,7,19)(2,9,12,33,14,35,13,34)(4,16,23,48,24,49,30,53)(5,25,27,17,29,51,28,52)(10,15,21,45,38,46,43,54)(11,39,40,61,42,60,41,32)(22,56,57,50,26,31,36,47)(37,58,59,44,62,63,55,64)

Polycyclic presentation:

2^9|a^2=d,b^2=e,c^2=hi,d^2=i,e^2=i,f^2=i,b^a=bc,c^a=cf,e^a=eghi,f^a=fh,h^a=hi,c^b=cg,d^b=dfh,g^b=gi,d^c=dhi,e^c=ei,e^d=ei,f^d=fi

Conjugacy classes & character table

35 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 1640);