Finite Group Databasebeta

#89992⋊C3 #13052119

order1344
automorphism?
homologyAbelianization (H1) = C22×C3×C4 · Schur multiplier (H2) = C25

Aliases

unambiguous semidirect product#89992⋊C3

Splittings

Hall#89992 ⋊ C3
HallΓL(1,𝔽8) ⋊ #386
SylowC7 ⋊ C3×#386

Subgroups

subgroupG/H
center, FrattiniC23C22×AGL(1,𝔽7)
commutatorC22×C7C22×C3×C4
FittingC22×C7×D4C2×C3
socle, cosocleC23×C7C23×C3
prime radicalC22×D4×ΓL(1,𝔽8)C2
hypercenterC22×D4AGL(1,𝔽7)
hypocenterC7C3×#386
LCSG ▷ C22×C7 ▷ C7
UCSC1 ◁ C23 ◁ C22×D4

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

normal subgroups only

This group has 572 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=g,c^a=cf,h^a=h^6,c^b=ce,h^d=h^2

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72218419, #120×ΓL(1,𝔽8)⋊C4, C4×#6500⋊C3, …
maximal normal subgroup of#120×ΓL(1,𝔽8)⋊C4, C4×#6500⋊C3, AGL(1,𝔽7)×#386, …
maximal quotient of#72218419, #72230204, #72276714, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 1408);