Finite Group Databasebeta
Cayley diagram

C2×#33889 #7623701

order512
nilpotency class4
isoclinismisoclinic class of #33830
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C28

Aliases

direct productC2×#33889

Subgroups

subgroupG/H
center, socleC23C22×D8
commutator, Frattini, cosocleC2×C8C25
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C2×C4×D4 ◁ C2×C8×D4 ◁ G
LECSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1

1638 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

A minimal faithful permutation representation — 5 generators on 42 points:

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

Conjugacy classes & character table

86 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7530897);