Finite Group Databasebeta

D7×#686 #11764925

order1120
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C23

Aliases

direct productD7×#686

Splittings

FittingC5×C7×D4 ⋊ C22
HallC5×C7 ⋊ C2×D8
SylowC7 ⋊ C2×#686
SylowC5 ⋊ D7×D8

Subgroups

subgroupG/H
centerC2D7×C22⋊D5
commutator, cosocleC4×C5×C7C23
FrattiniC4C2×D5×D7
FittingC5×C7×D4C22
socleC2×C5×C7C2×D4
hypercenterD4D5×D7
hypocenterC5×C7C2×D8
LCSG ▷ C4×C5×C7 ▷ C2×C5×C7 ▷ C5×C7
UCSC1 ◁ C2 ◁ C4 ◁ D4

152 conjugacy classes of subgroups; only the 44 normal subgroups are shown.

normal subgroups only

This group has 152 conjugacy classes of subgroups — too many to draw. Only its 44 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 280

Conjugacy classes & character table

85 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofAGL(1,𝔽7)×#686, D5×D7×D8, D7×#4057, …
maximal normal subgroup ofAGL(1,𝔽7)×#686, D5×D7×D8, D7×#4057, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1120, 531);