Finite Group Databasebeta

C11⋊(D103⋊C9) #35205171

order20394
automorphism?
homologyAbelianization (H1) = C2×C9 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC11⋊(D103⋊C9)
unambiguous semidirect product(C103⋊C9)⋊D11
unambiguous semidirect productD1133⋊C9

Splittings

derived, HallC11×C103 ⋊ C2×C9
HallC11×C103⋊C9 ⋊ C2
HallD1133 ⋊ C9
HallC103⋊C9 ⋊ D11
SylowC103 ⋊ C9×D11
SylowC11 ⋊ D103⋊C9

Subgroups

subgroupG/H
center, Frattini, hypercenterC3C11⋊(D103⋊C3)
commutator, hypocenterC11×C103C2×C9
Fitting, socle, cosocleC3×C11×C103C2×C3
prime radicalC3×D1133C3
LCSG ▷ C11×C103
UCSC1 ◁ C3

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 10197

Polycyclic presentation:

2,3,11,103,3|b^3=e,c^a=c^10,d^a=d^102,d^b=d^56

Conjugacy classes & character table

624 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20394, 12);