Finite Group Databasebeta
Cayley diagram

C2×#12748 #493548

order512
nilpotency class4
isoclinismisoclinic class of #2192
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C28

Aliases

direct productC2×#12748

Subgroups

subgroupG/H
center, socleC23#447
commutatorC2×C8C23×C4
Frattini, cosocleC22×C8C24
prime radicalC22×#576C2
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C23×C4 ◁ C22×#131 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

3296 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);(3,4)(5,6)(7,8,11,17,13,18,12,29)(9,19,21,34,22,33,28,15)(10,23,25,35,27,37,26,16)(14,24,30,36,32,38,31,20);(7,9)(8,14)(10,24)(11,21)(12,28)(13,22)(15,16)(17,30)(18,32)(19,23)(20,26)(25,36)(27,38)(29,31)(33,37)(34,35);(4,6)(7,9)(8,15)(10,20)(11,28)(12,21)(13,22)(14,16)(17,33)(18,34)(19,29)(23,31)(24,26)(25,38)(27,36)(30,37)(32,35)

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#495715, C2×#500716, C2×#500141
maximal normal subgroup ofC2×#495715, C2×#500716, C2×#500141

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400744);