Finite Group Databasebeta
Cayley diagram

C2×#12872 #493911

order512
nilpotency class4
isoclinismisoclinic class of #11663
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

direct productC2×#12872

Subgroups

subgroupG/H
center, socleC23C2×#102
commutatorC2×C8C23×C4
Frattini, cosocleC22×C8C24
prime radicalC25SD16
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C24×C4 ◁ C24×C8 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

1082 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 42
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 4 generators on 42 points:

(1,2);(3,4)(5,8)(6,7)(9,10)(11,12,15,20,16,22,30,21)(13,17,24,33,25,35,41,34)(14,26,28,19,29,18,27,36)(23,37,39,32,40,31,38,42);(4,7)(8,10)(11,13,16,25)(12,17,22,35)(14,23,29,40)(15,24,30,41)(18,31,26,37)(19,32,36,42)(20,33,21,34)(27,38,28,39);(3,5,6,9)(4,8,7,10)(12,18)(14,27)(15,30)(17,31)(19,20)(21,36)(22,26)(23,38)(24,41)(28,29)(32,33)(34,42)(35,37)(39,40)

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#495950, C2×#496887, C2×#496282
maximal normal subgroup ofC2×#495950, C2×#496887, C2×#496282
maximal quotient ofC2×#135283

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 401107);