Finite Group Databasebeta

#458⋊C27 #13134148

order1728
automorphism?
homologyAbelianization (H1) = C2×C27 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect product#458⋊C27

Splittings

Sylow#458 ⋊ C27

Subgroups

subgroupG/H
center, hypercenterC2×C9#120⋊C3
commutator, hypocenterH(5,𝔽2)C2×C27
FrattiniC23×C9C2×A4
FittingC9×#458C3
socleC2×C3#120⋊C9
prime radicalC3×H(5,𝔽2)C2×C9
cosocleC9×H(5,𝔽2)C2×C3
LCSG ▷ H(5,𝔽2)
UCSC1 ◁ C2×C9

113 conjugacy classes of subgroups; only the 20 normal subgroups are shown.

normal subgroups only

This group has 113 conjugacy classes of subgroups — too many to draw. Only its 20 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) = 432

Polycyclic presentation:

2,3^3,2^5|a^2=i,b^3=c,c^3=d,e^a=eg,f^a=fgh,e^b=ef,f^b=e,g^b=hi,h^b=ghi,h^e=hi,g^f=gi,h^f=hi

Conjugacy classes & character table

144 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1728, 211);