Finite Group Databasebeta

3−1+2⋊#4294 #17987346

order4617
automorphism?
homologyAbelianization (H1) = C3×C9 · Schur multiplier (H2) = C3

Aliases

unambiguous semidirect product3−1+2⋊#4294

Splittings

SylowC19 ⋊ 3−1+2⋊C9

Subgroups

subgroupG/H
centerC32C32⋊(C19⋊C3)
commutatorC32×C19C3×C9
FrattiniC33C3×C19⋊C3
FittingC3×C19×3−1+2C3
socleC32×C19H(3,𝔽3)
prime radical, cosocleC33×C19C32
hypercenterC3×3−1+2C19⋊C3
hypocenterC193−1+2⋊C9
LCSG ▷ C32×C19 ▷ C3×C19 ▷ C19
UCSC1 ◁ C32 ◁ C33 ◁ C3×3−1+2

82 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1539

Polycyclic presentation:

3^5,19|a^3=d,b^3=e,b^a=bc,c^a=ce,f^a=f^7,c^b=ce

Conjugacy classes & character table

249 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC19⋊C3×3−1+2⋊C9, C3×3−1+2⋊#4294, #28354678, …
maximal normal subgroup ofC19⋊C3×3−1+2⋊C9, C3×3−1+2⋊#4294, #28354678, …
maximal quotient of3−1+2⋊#10587018, #28353162, #28353165, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4617, 107);