Finite Group Databasebeta
Cayley diagram

C2×#42364 #7640737

order512
nilpotency class2
isoclinismisoclinic class of #40484
automorphism?
homologyAbelianization (H1) = C26 · Schur multiplier (H2) = C211×C4

Aliases

direct productC2×#42364

Subgroups

subgroupG/H
center, socleC24C25
commutator, Frattini, cosocleC23C26
prime radicalC2×#2678C2
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

6250 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)(5,6)(7,8)(9,10)(11,12)(13,15)(14,16)(17,18)(20,24)(25,26);(4,8)(6,9)(11,12)(13,17)(14,16)(15,18);(3,5,7,10)(4,6,8,9)(11,12,14,16)(13,15,18,17)(19,20)(21,25)(22,26)(23,24);(3,5)(4,9)(6,8)(7,10)(11,12)(13,15)(14,16)(17,18)(19,21,23,22)(20,25,24,26);(3,6,7,9)(4,5,8,10)(11,13,14,18)(12,15,16,17)(19,22,23,21)(20,26,24,25)

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#7640943, C2×#10086447, C22×#42364
maximal normal subgroup ofC2×#7640943, C2×#10086447, C22×#42364
maximal quotient ofC2×#773041, C22×#42364

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7547933);