Finite Group Databasebeta
Cayley diagram

C2×#12541 #492830

order512
nilpotency class2
isoclinismisoclinic class of H(3,ℤ/4)
automorphism?
homologyAbelianization (H1) = C2×C43 · Schur multiplier (H2) = C23×C42

Aliases

direct productC2×#12541

Subgroups

subgroupG/H
centerC22×C8C42
commutatorC4C2×C43
Frattini, cosocleC22×C8C24
socleC23C2×#97
prime radicalC24C2×M16
LCSG ▷ C4 ▷ C1
UCSC1 ◁ C22×C8 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

994 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);(7,8,10,14,11,16,22,30,12,15,23,29,24,31,37,38)(9,17,19,33,20,26,35,28,18,32,21,36,34,13,25,27);(7,9)(8,13,15,26)(10,21)(11,20)(12,18)(14,28,29,27)(16,17,31,32)(19,23)(22,25)(24,34)(30,36,38,33)(35,37);(3,4,5,6)(9,18)(13,26)(17,32)(19,21)(20,34)(25,35)(27,28)(33,36)

Conjugacy classes & character table

176 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#493247, C2×#493173, C2×#140595, …
maximal normal subgroup ofC2×#493247, C2×#493173, C2×#140595, …
maximal quotient ofC2×C8×#347, C2×#126524

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400026);