Finite Group Databasebeta
Cayley diagram

C2×#13154 #494926

order512
nilpotency class4
isoclinismisoclinic class of #12087
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C24×C4

Aliases

direct productC2×#13154

Subgroups

subgroupG/H
center, socleC23#442
commutatorC2×C8C23×C4
Frattini, cosocleC22×C8C24
prime radicalC24AGL(1,ℤ/8)
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C23×C4 ◁ C22×#97 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

778 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)(7,8,12,17,13,19,31,18)(9,20,22,15,24,33,23,34)(10,25,26,37,28,14,27,32)(11,29,30,16,21,35,38,36);(7,9,21,10,12,23,38,27,13,24,11,28,31,22,30,26)(8,14,16,33,18,32,29,34,19,25,36,20,17,37,35,15);(4,6)(7,10,11,23,12,27,30,24,13,28,21,22,31,26,38,9)(8,15,16,25,18,33,29,37,19,34,36,14,17,20,35,32)

Conjugacy classes & character table

68 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#498333, C2×#494928, C2×#495896, …
maximal normal subgroup ofC2×#498333, C2×#494928, C2×#495896, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 402122);