Finite Group Databasebeta
Cayley diagram

C2×#12738 #493526

order512
nilpotency class4
isoclinismisoclinic class of #11663
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C28

Aliases

direct productC2×#12738

Subgroups

subgroupG/H
center, socleC23C2×#102
commutatorC2×C8C23×C4
Frattini, cosocleC22×C8C24
prime radicalC23×#135C2
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C24×C4 ◁ C24×C8 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

3274 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)(7,8,10,14,12,17,24,16)(9,18,21,32,22,35,19,34)(11,25,23,15,27,31,36,33)(13,26,29,20,30,37,28,38);(7,9)(8,13)(10,19)(11,26)(12,22)(14,28)(15,32)(16,29)(17,30)(18,31)(20,36)(21,24)(23,38)(25,35)(27,37)(33,34);(4,6)(7,10,12,24)(8,14,17,16)(9,19,22,21)(11,23,27,36)(13,28,30,29)(15,31,33,25)(18,34,35,32)(20,26,38,37)

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#495727, C2×#500166, C2×#500745, …
maximal normal subgroup ofC2×#495727, C2×#500166, C2×#500745, …
maximal quotient ofC2×#146744, C2×#147622, #72317185, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400722);