Finite Group Databasebeta
Cayley diagram

C2×#12187 #484764

order512
nilpotency class4
isoclinismisoclinic class of #12148
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C26

Aliases

direct productC2×#12187

Subgroups

subgroupG/H
center, socleC23B(4,𝔽2)
commutator, Frattini, cosocleC2×C22⋊C4C24
prime radicalC2×#1595C2
LCSG ▷ C2×C22⋊C4 ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C24 ◁ C22×C22⋊C4 ◁ G
LECSG ▷ C2×C22⋊C4 ▷ C23 ▷ C2 ▷ C1

1393 conjugacy classes of subgroups; only the 138 normal subgroups are shown.

normal subgroups only

This group has 1393 conjugacy classes of subgroups — too many to draw. Only its 138 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 26
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 4 generators on 26 points:

(1,2);(4,8)(5,6)(9,10)(11,12)(13,19)(14,16)(15,18)(17,21)(20,26)(22,24)(23,25);(3,4)(5,8)(6,10)(7,9)(12,16)(17,24)(18,25)(19,26);(3,5,7,6)(4,8,9,10)(11,13)(12,17,18,19)(14,22)(15,21)(16,24,25,26)(20,23)

Conjugacy classes & character table

56 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#485605, #72284362, #72284384, …
maximal normal subgroup ofC2×#485605, #72284362, #72284384, …
maximal quotient of#72285494, C2×#151342, #72292043, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 391960);