Finite Group Databasebeta
Cayley diagram

C2×#39861 #7637942

order512
nilpotency class2
isoclinismisoclinic class of #37644
automorphism?
homologyAbelianization (H1) = C26 · Schur multiplier (H2) = C213

Aliases

direct productC2×#39861

Subgroups

subgroupG/H
center, socleC24C25
commutator, Frattini, cosocleC23C26
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

10344 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 22
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 6 generators on 22 points:

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

Conjugacy classes & character table

116 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#7670217, C2×#7670225, C2×#7638525, …
maximal normal subgroup ofC2×#7670217, C2×#7670225, C2×#7638525, …
maximal quotient ofC2×#845354, C22×#39861, C2×#619112, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7545138);