Finite Group Databasebeta

C9⋊(C19⋊#1039) #30685455

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

Aliases

unambiguous semidirect productC9⋊(C19⋊#1039)
unambiguous semidirect productC19⋊(C9⋊#1039)

Splittings

derived, HallC52×C9×C19 ⋊ C4
HallC52×C19 ⋊ Dic9
HallC52×C9 ⋊ Dic19
HallC9×C19 ⋊ #1039
SylowC52 ⋊ Dic171
SylowC19 ⋊ C9⋊#1039
SylowC9 ⋊ C19⋊#1039

Subgroups

subgroupG/H
center, hypercenterC2C5⋊D855
commutator, hypocenterC52×C9×C19C4
FrattiniC2×C3C3⋊(C5⋊D95)
Fitting, cosocleC2×C52×C9×C19C2
socle, prime radicalC2×C3×C52×C19D3
LCSG ▷ C52×C9×C19
UCSC1 ◁ C2

144 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 17100

Polycyclic presentation:

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

Conjugacy classes & character table

4278 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17100, 92);