Finite Group Databasebeta

C23⋊(D79⋊C9) #45658409

order32706
automorphism?
homologyAbelianization (H1) = C2×C9 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC23⋊(D79⋊C9)
unambiguous semidirect product(C79⋊C9)⋊D23
unambiguous semidirect productD1817⋊C9

Splittings

derived, HallC23×C79 ⋊ C2×C9
HallC23×C79⋊C9 ⋊ C2
HallD1817 ⋊ C9
HallC79⋊C9 ⋊ D23
SylowC79 ⋊ C9×D23
SylowC23 ⋊ D79⋊C9

Subgroups

subgroupG/H
center, Frattini, hypercenterC3C23⋊(D79⋊C3)
commutator, hypocenterC23×C79C2×C9
Fitting, socle, cosocleC3×C23×C79C2×C3
prime radicalC3×D1817C3
LCSG ▷ C23×C79
UCSC1 ◁ C3

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 16353

Polycyclic presentation:

2,3,23,79,3|b^3=e,c^a=c^22,d^a=d^78,d^b=d^23

Conjugacy classes & character table

1014 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(32706, 12);