Finite Group Databasebeta

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Cayley diagram

C2×C4⋊Dic15 #91814

order480
isoclinismisoclinic class of Dic30
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

direct productC2×C4⋊Dic15

Splittings

HallC3×C5 ⋊ C2×C4⋊C4
SylowC5 ⋊ C2×C4⋊Dic3
SylowC3 ⋊ C2×C4⋊Dic5

Subgroups

subgroupG/H
centerC23C2×D15
commutatorC2×C3×C5C22×C4
FrattiniC22C22×D15
FittingC22×C3×C4×C5C2
socle, prime radicalC23×C3×C5C22
cosocleC22×C3×C5C23
hypercenterC22×C4D15
hypocenterC3×C5C2×C4⋊C4
LCSG ▷ C2×C3×C5 ▷ C3×C5
UCSC1 ◁ C23 ◁ C22×C4

184 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 18
transitive degreeμt(G) = 480

A minimal faithful permutation representation — 3 generators on 18 points:

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

Conjugacy classes & character table

132 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#11745980, #11745981, #11745987, …
maximal normal subgroup of#11745980, #11745981, #11745987, …
maximal quotient ofC2×C4⋊(C3⋊#168), #11751025, C4×C4⋊Dic15, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(480, 890);