Finite Group Databasebeta
Cayley diagram

C2×#30770 #7501812

order512
nilpotency class3
isoclinismisoclinic class of #30428
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C27×C4

Aliases

direct productC2×#30770

Subgroups

subgroupG/H
center, socleC23D42
commutator, Frattini, cosocleC22×C4C25
prime radicalC2×#3154C2
LCSG ▷ C22×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C23×C4 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

2355 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)(5,7)(6,8)(9,10)(11,12)(13,18)(14,27)(15,19)(16,21)(17,22)(20,28)(23,32)(24,38)(25,33)(26,34)(29,35)(30,36)(31,37)(39,41)(40,42);(3,5,7,4)(6,9,10,8)(11,13,17,26)(12,18,22,34)(14,24,29,40)(15,25,16,23)(19,33,21,32)(20,31,36,41)(27,38,35,42)(28,37,30,39);(3,6,7,10)(4,8,5,9)(12,19)(13,23)(15,16)(20,27)(21,22)(24,37)(25,26)(28,30)(32,33)(35,36)(38,42)(39,40);(4,5)(8,9)(11,14,17,29)(12,20,22,36)(13,24,26,40)(15,30,16,28)(18,31,34,41)(19,27,21,35)(23,37,25,39)(32,42,33,38)

Conjugacy classes & character table

74 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7409008);