Finite Group Databasebeta
Cayley diagram

C2×#3935 #65210

order320
isoclinismisoclinic class of Dic10
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C23

Aliases

direct productC2×#3935

Splittings

SylowC5 ⋊ C2×#97

Subgroups

subgroupG/H
centerC22×C4C2×D5
commutatorC2×C5C2×C42
FrattiniC2×C4C22×D5
FittingC2×C42×C5C2
socle, prime radicalC23×C5C2×C4
cosocleC2×C4×C5C23
hypercenterC2×C42D5
hypocenterC5C2×#97
LCSG ▷ C2×C5 ▷ C5
UCSC1 ◁ C22×C4 ◁ C2×C42

146 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 19
transitive degreeμt(G) = 320

A minimal faithful permutation representation — 3 generators on 19 points:

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

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#10598121, #10598150, #10598231, …
maximal normal subgroup of#10598121, #10598150, #10598231, …
maximal quotient ofC4×#3935, #10600181, #10600184, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(320, 548);