Finite Group Databasebeta
Cayley diagram

C2×#40663 #7638818

order512
nilpotency class2
isoclinismisoclinic class of #40484
automorphism?
homologyAbelianization (H1) = C26 · Schur multiplier (H2) = C212

Aliases

direct productC2×#40663

Subgroups

subgroupG/H
center, socleC24C25
commutator, Frattini, cosocleC23C26
prime radicalC2×#2617C2
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

6358 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 26
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 6 generators on 26 points:

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

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#7744733, C2×#7744850, C2×#7639602
maximal normal subgroup ofC2×#7744733, C2×#7744850, C2×#7639602
maximal quotient ofC2×#779426, C2×#1393524, C2×#686307

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7546014);