Finite Group Databasebeta
Cayley diagram

C2×#42045 #7640324

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

Aliases

direct productC2×#42045

Subgroups

subgroupG/H
center, socleC24C25
commutator, Frattini, cosocleC23C26
prime radicalC2×#2813C2
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

5548 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

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

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

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#7660008, C2×#7640339, C2×#7660258
maximal normal subgroup ofC2×#7660008, C2×#7640339, C2×#7660258

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7547520);