Finite Group Databasebeta
Cayley diagram

C4×#2198 #495743

order512
nilpotency class4
isoclinismisoclinic class of #2196
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

direct productC4×#2198

Subgroups

subgroupG/H
centerC2×C4B(4,𝔽2)
commutatorC2×D4C23×C4
Frattini, cosocleC22×D4C24
socleC22C2×B(4,𝔽2)
prime radicalC2×#453C22
LCSG ▷ C2×D4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C22×C4 ◁ C2×C4×D4 ◁ G
LECSG ▷ C22×D4 ▷ C22 ▷ C2 ▷ C1

1248 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 20
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 4 generators on 20 points:

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

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72282031, C4×#33546, C4×#33557, …
maximal normal subgroup of#72282031, C4×#33546, C4×#33557, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 402939);