Finite Group Databasebeta
Cayley diagram

#89890

order448
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC7 ⋊ #423

Subgroups

subgroupG/H
center, FrattiniC2×C4C22×D7
commutator, socleC22×C7C22×C4
FittingC2×C7×M16C2
prime radicalC23×C7C2×C4
cosocleC2×C4×C7C23
hypercenterC2×M16D7
hypocenterC7#423
LCSG ▷ C22×C7 ▷ C7
UCSC1 ◁ C2×C4 ◁ C2×M16

126 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 19
transitive degreeμt(G) = 224

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

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

Polycyclic presentation:

2^6,7|a^2=e,c^2=d,d^2=f,c^a=ce,g^a=g^6,c^b=cf

Conjugacy classes & character table

88 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#11725338, #11726455, #11726473, …
maximal normal subgroup of#11725338, #11726455, #11726473, …
maximal quotient of#11727563, #11727590, #11727662, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(448, 652);