Finite Group Databasebeta
Cayley diagram

C2×#10828 #353550

order512
nilpotency class3
isoclinismisoclinic class of #471
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C26×C4

Aliases

direct productC2×#10828

Subgroups

subgroupG/H
centerC22×C4#121
commutatorC2×C4C22×C42
Frattini, cosocleC23×C4C24
socleC23#380
prime radicalC25#41
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C4 ◁ C24×C4 ◁ G
LECSG ▷ C23×C4 ▷ C2 ▷ C1

1818 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);(7,8,11,17,13,18,12,16)(9,19,21,14,23,29,22,30)(10,24,25,31,26,15,27,32)(20,34,35,38,36,33,37,28);(3,4,5,6)(7,9,12,22,13,23,11,21)(8,14,17,29,18,30,16,19)(10,20,27,37,26,36,25,35)(15,28,32,34,24,38,31,33);(7,10,11,25,13,26,12,27)(8,15,16,31,18,24,17,32)(9,20,21,35,23,36,22,37)(14,28,19,33,30,38,29,34)

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 260746);