Finite Group Databasebeta
Cayley diagram

C2×#13190 #495082

order512
nilpotency class2
isoclinismisoclinic class of #392
automorphism?
homologyAbelianization (H1) = C23×C8 · Schur multiplier (H2) = C27

Aliases

direct productC2×#13190

Subgroups

subgroupG/H
centerC23×C8C23
commutatorC23C23×C8
Frattini, cosocleC22×C8C24
socleC24C22×C8
prime radicalC23×D4C8
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C23×C8 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

1446 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 26
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 4 generators on 26 points:

(1,2);(4,6)(8,10)(11,12,16,20,17,19,24,25,15,13,18,22,14,21,23,26);(3,4,5,6)(11,13,16,22,17,21,24,26,15,12,18,20,14,19,23,25);(7,8,9,10)(11,14,15,17)(12,19,13,21)(16,23,18,24)(20,25,22,26)

Conjugacy classes & character table

176 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#495491, C2×#500700, C2×#500441, …
maximal normal subgroup ofC2×#495491, C2×#500700, C2×#500441, …
maximal quotient ofC2×#152886

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 402278);