Finite Group Databasebeta

(C19⋊C3)⋊Dic121 #42119912

order27588
automorphism?
homologyAbelianization (H1) = C3×C4 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect product(C19⋊C3)⋊Dic121
unambiguous semidirect productC121⋊((C19⋊C3)⋊C4)
unambiguous semidirect productDic2299⋊C3

Splittings

derived, HallC19×C121 ⋊ C3×C4
HallDic2299 ⋊ C3
HallC19⋊C3×C121 ⋊ C4
SylowC121 ⋊ (C19⋊C3)⋊C4
HallC19⋊C3 ⋊ Dic121
SylowC19 ⋊ C3×Dic121

Subgroups

subgroupG/H
center, hypercenterC2(C19⋊C3)⋊D121
commutator, hypocenterC19×C121C3×C4
FrattiniC2×C11C11⋊(D19⋊C3)
Fitting, cosocleC2×C19×C121C2×C3
socleC2×C11×C19C3×D11
prime radicalC2×C11×C19⋊C3D11
LCSG ▷ C19×C121
UCSC1 ◁ C2

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 9196

Polycyclic presentation:

2,3,11,19,2,11|a^2=e,c^11=f^10,c^a=c^10f,d^a=d^18,f^a=f^10,d^b=d^11

Conjugacy classes & character table

1098 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(27588, 4);