Finite Group Databasebeta
Cayley diagram

C2×#33956 #7623922

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

Aliases

direct productC2×#33956

Subgroups

subgroupG/H
center, socleC23C22×D8
commutator, Frattini, cosocleC2×C8C25
prime radicalC22×D16C22
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C2×C4×Q8 ◁ C2×C8×Q8 ◁ G
LECSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1

1308 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 42
transitive degreeμt(G) = 256

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

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

Conjugacy classes & character table

86 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#7624077, C2×#7624102, C2×#7623937
maximal normal subgroup ofC2×#7624077, C2×#7624102, C2×#7623937
maximal quotient ofC2×#511530

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7531118);