Finite Group Databasebeta
Cayley diagram

C2×#12670 #493138

order512
nilpotency class4
isoclinismisoclinic class of D16
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C24×C4

Aliases

direct productC2×#12670

Subgroups

subgroupG/H
centerC22×C8D8
commutatorC8C22×C42
Frattini, cosocleC22×C8C24
socleC23C4×D8
prime radicalC24#135
LCSG ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C8 ◁ C23×C8 ◁ C22×C4×C8 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

766 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 38
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 4 generators on 38 points:

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

Conjugacy classes & character table

176 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#493242, C2×#151998, C2×#151968
maximal normal subgroup ofC2×#493242, C2×#151998, C2×#151968
maximal quotient ofC2×C8×#367, C2×C8×#368

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400334);