Finite Group Databasebeta

C7×#929 #10621326

order672
automorphism?
homologyAbelianization (H1) = C23×C7 · Schur multiplier (H2) = C22

Aliases

direct productC7×#929

Splittings

FittingC22×C3×C4×C7 ⋊ C2
HallC3×C7 ⋊ #123
SylowC3 ⋊ C7×#123

Subgroups

subgroupG/H
centerC22×C7C22×D3
commutator, cosocleC22×C3C23×C7
FrattiniC22C22×D3×C7
FittingC22×C3×C4×C7C2
socleC22×C3×C7C23
prime radicalC2×C7×#67C2
hypercenterC22×C4×C7D3
hypocenterC3C7×#123
LCSG ▷ C22×C3 ▷ C3
UCSC1 ◁ C22×C7 ◁ C22×C4×C7

156 conjugacy classes of subgroups; only the 66 normal subgroups are shown.

normal subgroups only

This group has 156 conjugacy classes of subgroups — too many to draw. Only its 66 normal subgroups are shown.

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

Full subgroup data →

Presentation

minimal degreeμ(G) = 22
transitive degreeμt(G) = 336

A minimal faithful permutation representation — 3 generators on 22 points:

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

Conjugacy classes & character table

210 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#13054318, C7×#5053, #13059485, …
maximal normal subgroup of#13054318, C7×#5053, #13059485, …
maximal quotient ofC7×#4933, C7×#4940, C7×#4952, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(672, 908);