Finite Group Databasebeta

#89845⋊C3 #13051972

order1344
automorphism?
homologyAbelianization (H1) = C23×C3 · Schur multiplier (H2) = C22×C4

Aliases

unambiguous semidirect product#89845⋊C3

Splittings

FittingC7×#127 ⋊ C2×C3
Hall#89845 ⋊ C3
HallΓL(1,𝔽8) ⋊ #493
SylowC7 ⋊ C3×#493

Subgroups

subgroupG/H
centerC22C2×(C22⋊D7)⋊C3
commutator, cosocleC2×C4×C7C23×C3
FrattiniC2×C4C22×AGL(1,𝔽7)
FittingC7×#127C2×C3
socleC22×C7C2×C3×D4
hypercenter#127AGL(1,𝔽7)
hypocenterC7C3×#493
LCSG ▷ C2×C4×C7 ▷ C2×C7 ▷ C7
UCSC1 ◁ C22 ◁ C42 ◁ #127

324 conjugacy classes of subgroups; only the 84 normal subgroups are shown.

normal subgroups only

This group has 324 conjugacy classes of subgroups — too many to draw. Only its 84 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) = 224

Polycyclic presentation:

2^3,3,2^3,7|a^2=f,f^2=g,b^a=bf,c^a=cf,h^a=h^6,c^b=ce,f^b=fg,f^c=fg,h^d=h^2

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofAGL(1,𝔽7)×#493, #72229403, #72229408, …
maximal normal subgroup ofAGL(1,𝔽7)×#493, #72229403, #72229408, …
maximal quotient of#72229423, #72229429, #72229452

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 1261);