Finite Group Databasebeta

C17⋊(D103⋊C9) #44538549

order31518
automorphism?
homologyAbelianization (H1) = C2×C9 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC17⋊(D103⋊C9)
unambiguous semidirect product(C103⋊C9)⋊D17
unambiguous semidirect productD1751⋊C9

Splittings

derived, HallC17×C103 ⋊ C2×C9
HallC17×C103⋊C9 ⋊ C2
HallD1751 ⋊ C9
HallC103⋊C9 ⋊ D17
SylowC103 ⋊ C9×D17
SylowC17 ⋊ D103⋊C9

Subgroups

subgroupG/H
center, Frattini, hypercenterC3C17⋊(D103⋊C3)
commutator, hypocenterC17×C103C2×C9
Fitting, socle, cosocleC3×C17×C103C2×C3
prime radicalC3×D1751C3
LCSG ▷ C17×C103
UCSC1 ◁ C3

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 15759

Polycyclic presentation:

2,3,17,103,3|b^3=e,c^a=c^16,d^a=d^102,d^b=d^56

Conjugacy classes & character table

957 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31518, 17);