Finite Group Databasebeta
Cayley diagram

C2×#17330 #6342452

order512
nilpotency class2
isoclinismisoclinic class of D42
automorphismAut(G) order 524288
homologyAbelianization (H1) = C23×C42 · Schur multiplier (H2) = C27×C4

Aliases

direct productC2×#17330

Subgroups

subgroupG/H
centerC2×C42C24
commutatorC22C23×C42
Frattini, cosocleC42C25
socleC23C22×C42
prime radicalC22×#41C2×C4
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C2×C42 ◁ G
LECSG ▷ C42 ▷ C22 ▷ C1

2110 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 34
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 5 generators on 34 points:

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

Conjugacy classes & character table

200 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#6345852, C2×#479981, C2×#6345910, …
maximal normal subgroup ofC2×#6345852, C2×#479981, C2×#6345910, …
maximal quotient ofC2×#184067, C2×#183301, C2×#181905

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 6249648);