Finite Group Databasebeta
Cayley diagram

#124540

order512
nilpotency class4
isoclinismisoclinic class of #11836
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC4#1514
commutatorC2×C8C22×C8
Frattini, cosocleC2×#97C23
socleC2#7594
prime radicalC2×#135C2×C4
LCSG ▷ C2×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C4 ◁ C22×C4 ◁ #1726 ◁ G
LECSG ▷ C2×#97 ▷ C22×C4 ▷ C2 ▷ C1

265 conjugacy classes of subgroups; only the 76 normal subgroups are shown.

normal subgroups only

This group has 265 conjugacy classes of subgroups — too many to draw. Only its 76 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 — 3 generators on 64 points:

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

Polycyclic presentation:

2^9|a^2=e,c^2=f,d^2=gi,e^2=h,g^2=i,b^a=bd,c^a=cg,d^a=df,f^a=fi,d^b=dg,e^b=efg,g^b=gi,h^b=hi,d^c=di,e^c=ei,e^d=ei

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, 31736);