Finite Group Databasebeta

C22⋊#88586 #13146450

order1728
automorphism?
homologyAbelianization (H1) = C2×C16 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productC22⋊#88586

Splittings

SylowH(3,𝔽3) ⋊ C22⋊C16

Subgroups

subgroupG/H
centerC22C2×#6249
commutatorC2×H(3,𝔽3)C2×C16
Frattini, socleC22×C3C2×AGL(1,𝔽9)
Fitting, prime radicalC23×H(3,𝔽3)C8
cosocleC2×#6188C22
hypercenterC23#6249
hypocenterH(3,𝔽3)C22⋊C16
LCSG ▷ C2×H(3,𝔽3) ▷ H(3,𝔽3)
UCSC1 ◁ C22 ◁ C23

153 conjugacy classes of subgroups; only the 37 normal subgroups are shown.

normal subgroups only

This group has 153 conjugacy classes of subgroups — too many to draw. Only its 37 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) = 288

Polycyclic presentation:

2^6,3^3|a^2=c,c^2=e,e^2=f,b^a=bd,g^a=g^2h^2,h^a=g^2,i^a=i^2,g^c=g^2hi^2,h^c=ghi,g^e=g^2i^2,h^e=h^2i^2,h^g=hi

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1728, 12513);