Finite Group Databasebeta
Cayley diagram

C2×#33904 #7623787

order512
nilpotency class4
isoclinismisoclinic class of D4×D16
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C28

Aliases

direct productC2×#33904

Subgroups

subgroupG/H
center, socleC23C22×D8
commutator, Frattini, cosocleC2×C8C25
prime radicalC2×#3339C2
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C2×C4×D4 ◁ C2×C8×D4 ◁ G
LECSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1

1336 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)(11,12,16,21)(13,17,24,32)(14,18,27,34)(15,28,26,20)(19,35,33,25)(22,29,38,41)(23,39,37,31)(30,42,40,36);(3,5)(4,8)(6,9)(7,10)(11,13,16,24)(12,17,21,32)(14,22,27,38)(15,23,26,37)(18,29,34,41)(19,30,33,40)(20,31,28,39)(25,36,35,42);(3,6,7,4)(5,9,10,8)(12,18)(14,25)(15,26)(17,29)(19,20)(21,34)(22,36)(23,37)(27,35)(28,33)(30,31)(32,41)(38,42)(39,40);(5,10)(8,9)

Conjugacy classes & character table

110 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#7624077, C2×#7624102, C2×#7623818
maximal normal subgroup ofC2×#7624077, C2×#7624102, C2×#7623818
maximal quotient ofC2×#510848

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7530983);