Finite Group Databasebeta

3−1+2⋊#10620321 #31801254

order17739
automorphism?
homologyAbelianization (H1) = C3×C9 · Schur multiplier (H2) = C3

Aliases

unambiguous semidirect product3−1+2⋊#10620321

Splittings

SylowC73 ⋊ 3−1+2⋊C9

Subgroups

subgroupG/H
centerC32C32⋊(C73⋊C3)
commutatorC32×C73C3×C9
FrattiniC33C3×C73⋊C3
FittingC3×3−1+2×C73C3
socleC32×C73H(3,𝔽3)
prime radical, cosocleC33×C73C32
hypercenterC3×3−1+2C73⋊C3
hypocenterC733−1+2⋊C9
LCSG ▷ C32×C73 ▷ C3×C73 ▷ C73
UCSC1 ◁ C32 ◁ C33 ◁ C3×3−1+2

82 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 5913

Polycyclic presentation:

3^5,73|a^3=d,b^3=e,b^a=bc,c^a=ce,f^a=f^8,c^b=ce

Conjugacy classes & character table

843 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17739, 107);