Finite Group Databasebeta
Cayley diagram

C2×#12646 #493073

order512
nilpotency class4
isoclinismisoclinic class of #360
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C25×C4

Aliases

direct productC2×#12646

Subgroups

subgroupG/H
centerC2×C8#102
commutatorC8C22×C42
Frattini, cosocleC22×C8C24
socleC22C4×#102
prime radicalC22×#135C22
LCSG ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C8 ◁ C23×C8 ◁ C22×C4×C8 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

1152 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 34
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 4 generators on 34 points:

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

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#493247, C2×#499683, C2×#499506, …
maximal normal subgroup ofC2×#493247, C2×#499683, C2×#499506, …
maximal quotient ofC2×C8×#361, C2×C8×#360, C2×#128537

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400269);