Finite Group Databasebeta

#89894⋊C3 #13052020

order1344
automorphism?
homologyAbelianization (H1) = C2×C3×C42 · Schur multiplier (H2) = C2×C4

Aliases

unambiguous semidirect product#89894⋊C3

Splittings

Hall#89894 ⋊ C3
HallΓL(1,𝔽8) ⋊ #405
SylowC7 ⋊ C3×#405

Subgroups

subgroupG/H
center, FrattiniC2×C4C22×AGL(1,𝔽7)
commutatorC2×C7C2×C3×C42
FittingC2×C7×M16C2×C3
socleC22×C7C22×C3×C4
prime radicalC23×ΓL(1,𝔽8)C2×C4
cosocleC2×C4×C7C23×C3
hypercenterC2×M16AGL(1,𝔽7)
hypocenterC7C3×#405
LCSG ▷ C2×C7 ▷ C7
UCSC1 ◁ C2×C4 ◁ C2×M16

260 conjugacy classes of subgroups; only the 144 normal subgroups are shown.

normal subgroups only

This group has 260 conjugacy classes of subgroups — too many to draw. Only its 144 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,c^2=e,e^2=g,b^a=bg,h^a=h^6,c^b=cg,h^d=h^2

Conjugacy classes & character table

140 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 1309);