Finite Group Databasebeta
Cayley diagram

C2×#40380 #7637937

order512
nilpotency class2
isoclinismisoclinic class of #37644
automorphism?
homologyAbelianization (H1) = C26 · Schur multiplier (H2) = C212

Aliases

direct productC2×#40380

Subgroups

subgroupG/H
center, socleC24C25
commutator, Frattini, cosocleC23C26
prime radicalC2×#2668C2
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

7138 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)(5,9)(6,7)(8,10)(20,23)(24,26);(4,7)(8,9)(12,16)(14,17)(20,23)(21,25);(3,5)(4,8)(6,10)(7,9)(11,12)(13,17)(14,18)(15,16)(19,20)(21,24)(22,23)(25,26);(3,5)(4,8)(6,10)(7,9)(11,13,15,18)(12,17,16,14);(3,4)(5,8)(6,7)(9,10)(11,14,15,17)(12,18,16,13)(19,21)(20,24)(22,25)(23,26)

Conjugacy classes & character table

116 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#7638185, C2×#7660258, C2×#7659065, …
maximal normal subgroup ofC2×#7638185, C2×#7660258, C2×#7659065, …
maximal quotient ofC2×#648026, C2×#902885, C2×#617114, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7545133);