Finite Group Databasebeta
Cayley diagram

#89280

order448
isoclinismisoclinic class of #89246
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

FittingC7×C4⋊C8 ⋊ C2
SylowC7 ⋊ #331

Subgroups

subgroupG/H
centerC22(C2×D7)⋊C4
commutatorC2×C4×C7C2×C4
FrattiniC42C2×D7
FittingC7×C4⋊C8C2
socleC22×C7C22⋊C4
prime radical#6437C2
cosocleC42×C7C22
hypercenterC4⋊C8D7
hypocenterC7#331
LCSG ▷ C2×C4×C7 ▷ C22×C7 ▷ C7
UCSC1 ◁ C22 ◁ C42 ◁ C4⋊C8

84 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 23
transitive degreeμt(G) = 224

A minimal faithful permutation representation — 2 generators on 23 points:

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

Polycyclic presentation:

2^6,7|b^2=c,c^2=e,d^2=f,b^a=bd,c^a=ce,d^a=df,g^a=g^6,d^b=def

Conjugacy classes & character table

79 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#11725936, #11725940, #11725942, …
maximal normal subgroup of#11725936, #11725940, #11725942, …
maximal quotient of#11725273, #11725279, #11725280, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(448, 42);