Finite Group Databasebeta

#11721350⋊C2 #13152206

order1728
automorphism?
homologyAbelianization (H1) = C22×C32 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect product#11721350⋊C2

Splittings

Sylow#560 ⋊ 3−1+2

Subgroups

subgroupG/H
centerC3C3×#560⋊C3
commutator, cosocleC3×C42C22×C32
Frattini, socleC22×C3C22×C3×A4
Fitting, prime radicalC32×#560C3
hypercenterC32#560⋊C3
hypocenterC42C22×3−1+2
LCSG ▷ C3×C42 ▷ C42
UCSC1 ◁ C3 ◁ C32

342 conjugacy classes of subgroups; only the 53 normal subgroups are shown.

normal subgroups only

This group has 342 conjugacy classes of subgroups — too many to draw. Only its 53 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) = 72

Polycyclic presentation:

2^2,3^3,2^4|c^3=e,f^2=h,g^2=hi,f^a=fh,g^a=ghi,f^b=fhi,g^b=gi,d^c=de,f^c=fg,g^c=fhi,h^c=i,i^c=hi

Conjugacy classes & character table

89 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1728, 18269);