Finite Group Databasebeta
Cayley diagram

C2×#20928 #6371407

order512
nilpotency class3
isoclinismisoclinic class of #3003
automorphism?
homologyAbelianization (H1) = C24×C4 · Schur multiplier (H2) = C211

Aliases

direct productC2×#20928

Subgroups

subgroupG/H
center, socleC24C22×D4
commutatorC2×C4C24×C4
Frattini, cosocleC22×C4C25
prime radicalC23×AGL(1,ℤ/8)C2
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C24 ◁ C23×C42 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

7438 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 18
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 5 generators on 18 points:

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

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#6437518, C2×#6437684, C2×#394048, …
maximal normal subgroup ofC2×#6437518, C2×#6437684, C2×#394048, …
maximal quotient ofC2×#358196, C2×#354257, #72304899, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 6278603);