Finite Group Databasebeta
Cayley diagram

C2×#19980 #6358370

order512
nilpotency class3
isoclinismisoclinic class of D82
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C28

Aliases

direct productC2×#19980

Subgroups

subgroupG/H
center, socleC23D42
commutator, Frattini, cosocleC42C25
prime radicalC2×#3283C2
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C23 ◁ C2×C42 ◁ G
LECSG ▷ C42 ▷ C22 ▷ C1

1840 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

A minimal faithful permutation representation — 5 generators on 26 points:

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

Conjugacy classes & character table

98 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#6358807, C2×#6358818, C2×#6363041, …
maximal normal subgroup ofC2×#6358807, C2×#6358818, C2×#6363041, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 6265566);