Finite Group Databasebeta
Cayley diagram

C22×C4×D7 #6543

order224
isoclinismisoclinic class of D7
automorphismAut(G) order 64512
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

direct productC22×C4×D7

Splittings

FittingC22×C4×C7 ⋊ C2
derived, SylowC7 ⋊ C23×C4

Subgroups

subgroupG/H
center, hypercenterC22×C4D7
commutator, hypocenterC7C23×C4
FrattiniC2C23×D7
FittingC22×C4×C7C2
socleC23×C7C22
prime radicalC23×D7C2
cosocleC2×C7C24
LCSG ▷ C7
UCSC1 ◁ C22×C4

236 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 15
transitive degreeμt(G) = 112

A minimal faithful permutation representation — 4 generators on 15 points:

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

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD7×#95, #89436, #89437, …
maximal normal subgroup ofD7×#95, #89436, #89437, …
maximal quotient ofC2×C4×Dic14, C2×C42×D7, C2×#6435, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(224, 175);