Finite Group Databasebeta
Cayley diagram

C42×Dic7 #89702

order448
isoclinismisoclinic class of D7
automorphism?
homologyAbelianization (H1) = C43 · Schur multiplier (H2) = C43

Aliases

direct productC42×Dic7
unambiguous semidirect productC7⋊C43

Splittings

derived, SylowC7 ⋊ C43

Subgroups

subgroupG/H
center, hypercenterC2×C42D7
commutator, hypocenterC7C43
FrattiniC23C22×D7
FittingC2×C42×C7C2
socle, prime radical, cosocleC23×C7C23
LCSG ▷ C7
UCSC1 ◁ C2×C42

258 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 19
transitive degreeμt(G) = 448

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

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

Conjugacy classes & character table

160 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#11725542, #11726350, #11726351, …
maximal normal subgroup of#11725542, #11726350, #11726351, …
maximal quotient ofC42×C7⋊C8, C4×#6377, Dic7×#95, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(448, 464);