Finite Group Databasebeta
Cayley diagram

#89748

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

Aliases

No aliases for this group.

Splittings

SylowC7 ⋊ #384

Subgroups

subgroupG/H
center, FrattiniC23C22×D7
commutatorC22×C7C22×C4
FittingC2×C7×C4⋊C4C2
socle, prime radical, cosocleC23×C7C23
hypercenterC2×C4⋊C4D7
hypocenterC7#384
LCSG ▷ C22×C7 ▷ C7
UCSC1 ◁ C23 ◁ C2×C4⋊C4

186 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:

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

Polycyclic presentation:

2^6,7|a^2=e,b^2=f,c^2=d,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#11725259, #11726549, #11726550, …
maximal normal subgroup of#11725259, #11726549, #11726550, …
maximal quotient ofDic7⋊#95, #11727174, #11727303, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(448, 510);