Finite Group Databasebeta

C7×#4939 #13055974

order1344
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C23×C4

Aliases

direct productC7×#4939

Splittings

FittingC2×C3×C42×C7 ⋊ C2
HallC3×C7 ⋊ #390
SylowC3 ⋊ C7×#390

Subgroups

subgroupG/H
centerC23×C7C22×D3
commutatorC22×C3C22×C4×C7
FrattiniC23C22×D3×C7
FittingC2×C3×C42×C7C2
socleC23×C3×C7C23
prime radicalC22×C7×D12C2
cosocleC23×C3C23×C7
hypercenterC2×C42×C7D3
hypocenterC3C7×#390
LCSG ▷ C22×C3 ▷ C3
UCSC1 ◁ C23×C7 ◁ C2×C42×C7

516 conjugacy classes of subgroups; only the 174 normal subgroups are shown.

normal subgroups only

This group has 516 conjugacy classes of subgroups — too many to draw. Only its 174 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) = 672

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

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

Conjugacy classes & character table

420 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 5263);