Finite Group Databasebeta
Cayley diagram

C2×#40424 #7637545

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

Aliases

direct productC2×#40424

Subgroups

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

6316 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);(12,15)(16,18)(19,20)(21,25)(22,26)(23,24);(4,8)(6,9)(12,15)(13,17)(20,24)(21,26);(3,4)(5,9)(6,10)(7,8)(11,12,14,15)(13,16,17,18)(19,21)(20,22)(23,26)(24,25);(3,5,7,10)(4,9,8,6)(19,22)(20,21)(23,25)(24,26);(3,6,7,9)(4,10,8,5)(11,13)(12,16)(14,17)(15,18)

Conjugacy classes & character table

116 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#7638157, C2×#7660003, C2×#7659060, …
maximal normal subgroup ofC2×#7638157, C2×#7660003, C2×#7659060, …
maximal quotient ofC2×#648031

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7544741);