Finite Group Databasebeta
Cayley diagram

C22×#2134 #7622475

order512
nilpotency class4
isoclinismisoclinic class of #2127
automorphism?
homologyAbelianization (H1) = C24×C4 · Schur multiplier (H2) = C210

Aliases

direct productC22×#2134

Subgroups

subgroupG/H
center, socleC23C2×#99
commutatorC2×C4C24×C4
Frattini, cosocleC2×Q8C25
prime radicalC22×#535C2
LCSG ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C23×C4 ◁ C23×#41 ◁ G
LECSG ▷ C2×Q8 ▷ C22 ▷ C2 ▷ C1

4942 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

A minimal faithful permutation representation — 5 generators on 20 points:

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

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#493385, C22×#12711, #72238527, …
maximal normal subgroup ofC2×#493385, C22×#12711, #72238527, …
maximal quotient ofC2×#493385, C2×#480400, C2×D3×#2134, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7529671);