Finite Group Databasebeta
Cayley diagram

C2×#7177 #126782

order512
nilpotency class4
isoclinismisoclinic class of #360
automorphism?
homologyAbelianization (H1) = C2×C4×C8 · Schur multiplier (H2) = C24

Aliases

direct productC2×#7177

Subgroups

subgroupG/H
centerC22×C4#102
commutatorC8C2×C4×C8
Frattini, cosocleC2×C4×C8C23
socleC23#340
prime radicalC24#103
LCSG ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C4 ◁ C22×C42 ◁ C22×C4×C8 ◁ G
LECSG ▷ C2×C4×C8 ▷ C2×C4 ▷ C2 ▷ C1

554 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 42
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 3 generators on 42 points:

(1,2);(3,4,6,9,7,10,5,8)(11,12,15,20,17,23,34,22)(13,24,26,37,29,39,28,42)(14,30,32,19,33,21,16,35)(18,27,36,25,38,41,40,31);(4,8,10,9)(11,13,16,27,34,26,33,25,17,29,32,41,15,28,14,31)(12,18,21,37,20,40,35,24,23,38,30,42,22,36,19,39)

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#129166, C2×#128690, C2×#128537, …
maximal normal subgroup ofC2×#129166, C2×#128690, C2×#128537, …
maximal quotient ofC2×#93270

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 33978);