Finite Group Databasebeta
Cayley diagram

C2×#7987 #181260

order512
nilpotency class3
isoclinismisoclinic class of #1284
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C25×C4

Aliases

direct productC2×#7987

Subgroups

subgroupG/H
centerC22×C4#95
commutatorC2×C4C22×C42
Frattini, cosocleC2×C42C24
socleC23C2×#95
prime radicalC25C4⋊C4
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C4 ◁ C23×C42 ◁ G
LECSG ▷ C2×C42 ▷ C22 ▷ C1

1530 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 34
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 4 generators on 34 points:

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

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 88456);