Finite Group Databasebeta
Cayley diagram

#129063

order512
nilpotency class3
isoclinismisoclinic class of #1812
automorphism?
homologyAbelianization (H1) = C2×C4×C8 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2×C8#117
commutatorC2×C4C2×C4×C8
Frattini, cosocleC2×C4×C8C23
socleC22#1770
prime radicalC23#405
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C8 ◁ C2×#346 ◁ G
LECSG ▷ C2×C4×C8 ▷ C2×C4 ▷ C2 ▷ C1

284 conjugacy classes of subgroups; only the 162 normal subgroups are shown.

normal subgroups only

This group has 284 conjugacy classes of subgroups — too many to draw. Only its 162 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) = 128

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

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

Polycyclic presentation:

2^9|a^2=e,b^2=f,c^2=de,e^2=g,f^2=h,g^2=i,h^2=i,b^a=bd,f^a=fi,c^b=ch,d^b=di,f^c=fi

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72216227, #72216232, #72216233, …
maximal normal subgroup of#72216227, #72216232, #72216233, …
maximal quotient of#72225528

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 36259);