Finite Group Databasebeta

#89972⋊C3 #13052099

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

Aliases

unambiguous semidirect product#89972⋊C3

Splittings

Hall#89972 ⋊ C3
HallΓL(1,𝔽8) ⋊ #471
SylowC7 ⋊ C3×#471

Subgroups

subgroupG/H
centerC2#6502⋊C3
commutator, cosocleC2×C4×C7C23×C3
FrattiniC2×C4C22×AGL(1,𝔽7)
FittingC7×AGL(1,ℤ/8)C2×C3
socleC2×C7C3×#121
prime radicalΓL(1,𝔽8)×AGL(1,ℤ/8)C2
hypercenterAGL(1,ℤ/8)AGL(1,𝔽7)
hypocenterC7C3×#471
LCSG ▷ C2×C4×C7 ▷ C2×C7 ▷ C7
UCSC1 ◁ C2 ◁ C2×C4 ◁ AGL(1,ℤ/8)

208 conjugacy classes of subgroups; only the 62 normal subgroups are shown.

normal subgroups only

This group has 208 conjugacy classes of subgroups — too many to draw. Only its 62 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) = 23
transitive degreeμt(G) = 112

Polycyclic presentation:

2^3,3,2^3,7|a^2=f,e^2=g,f^2=g,c^a=cfg,h^a=h^6,c^b=ce,e^b=eg,e^c=eg,f^c=fg,h^d=h^2

Conjugacy classes & character table

59 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72229686, #72229707
maximal normal subgroup of#72229686, #72229707

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 1388);