Finite Group Databasebeta
Cayley diagram

C2×#12549 #492844

order512
nilpotency class3
isoclinismisoclinic class of AGL(1,ℤ/8)
automorphism?
homologyAbelianization (H1) = C22×C4×C8 · Schur multiplier (H2) = C27

Aliases

direct productC2×#12549

Subgroups

subgroupG/H
centerC22×C8C2×D4
commutatorC4C22×C4×C8
Frattini, cosocleC22×C8C24
socleC23C2×C4⋊C8
prime radicalC25M16
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C8 ◁ C24×C8 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

1698 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)(7,8,11,16,12,15,25,30,13,17,26,31,10,23,24,36)(9,18,21,33,22,28,35,37,19,32,34,38,20,14,27,29);(4,6)(7,9)(8,14,17,28)(10,20)(11,21)(12,22)(13,19)(15,18,23,32)(16,29,31,37)(24,27)(25,35)(26,34)(30,33,36,38);(9,19)(14,28)(18,32)(20,22)(21,34)(27,35)(29,37)(33,38)

Conjugacy classes & character table

176 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#146781, C2×#492955, C2×#146783
maximal normal subgroup ofC2×#146781, C2×#492955, C2×#146783
maximal quotient ofC2×#126941

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400040);