Finite Group Databasebeta
Cayley diagram

C2×#38930 #7636541

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

Aliases

direct productC2×#38930

Subgroups

subgroupG/H
center, socleC24C25
commutator, Frattini, cosocleC23C26
prime radicalC22×#121C22
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

5890 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)(13,17)(14,15)(16,18)(20,23)(21,25);(4,7)(5,9)(12,15)(16,17)(19,20,22,23)(21,24,25,26);(3,4)(5,8)(6,7)(9,10)(11,12)(13,16)(14,15)(17,18)(19,20)(21,24)(22,23)(25,26);(11,13,14,18)(12,16,15,17)(19,21,22,25)(20,24,23,26);(3,5,6,9)(4,8,7,10)

Conjugacy classes & character table

116 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#8195192, C2×#7985059, C2×#7985100, …
maximal normal subgroup ofC2×#8195192, C2×#7985059, C2×#7985100, …
maximal quotient ofC2×#530485, C22×#38930

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7543737);