Finite Group Databasebeta

#157⋊#272 #14519137

order1944
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect product#157⋊#272

Splittings

Fitting, SylowC32×H(3,𝔽3) ⋊ D4

Subgroups

subgroupG/H
center, Frattini, hypercenterC3#157⋊(C3⋊D3)
commutator, cosocleC3⋊D3×H(3,𝔽3)C22
Fitting, hypocenterC32×H(3,𝔽3)D4
socleC33C4⋊(C3⋊D3)
LCSG ▷ C3⋊D3×H(3,𝔽3) ▷ C32×H(3,𝔽3)
UCSC1 ◁ C3

460 conjugacy classes of subgroups; only the 31 normal subgroups are shown.

normal subgroups only

This group has 460 conjugacy classes of subgroups — too many to draw. Only its 31 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) = 36

Polycyclic presentation:

2^3,3^5|b^2=c,b^a=bc,d^a=d^2,f^a=f^2,g^a=g^2,d^b=e^2,e^b=d,d^c=d^2,e^c=e^2,g^f=gh

Conjugacy classes & character table

51 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1944, 3531);