Finite Group Databasebeta

C3⋊(C19⋊#64480) #30685802

order17100
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C3×C5

Aliases

unambiguous semidirect productC3⋊(C19⋊#64480)
unambiguous semidirect productC19⋊(C3⋊#64480)

Splittings

Fitting, socleC3×C52×C19 ⋊ Dic3
derived, HallC3×C19×C52⋊C3 ⋊ C4
HallC52×C19 ⋊ C3⋊Dic3
HallC3×C52⋊C3 ⋊ Dic19
SylowC52 ⋊ C3⋊Dic57
SylowC19 ⋊ C3⋊#64480

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, hypocenterC3×C19×C52⋊C3C4
Fitting, socleC3×C52×C19Dic3
prime radical, cosocleC3×C19×(C5⋊D5)⋊C3C2
LCSG ▷ C3×C19×C52⋊C3
UCSC1

96 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 855

Polycyclic presentation:

2^2,3^2,19,5^2|a^2=b,c^a=c^2,d^a=d^2,e^a=e^18,f^a=fg^2,g^a=f^4g^4,f^b=f^4,g^b=g^4,f^c=f^2g^4,g^c=f^2g^2

Conjugacy classes & character table

288 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17100, 439);