Finite Group Databasebeta

D9×D445 #30630822

order16020
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

direct productD9×D445
unambiguous semidirect product(C5×D9)⋊D89
unambiguous semidirect product(D9×C89)⋊D5

Splittings

Fitting, derived, HallC5×C9×C89 ⋊ C22
HallC9×C89 ⋊ C2×D5
HallC5×C89 ⋊ C2×D9
SylowC89 ⋊ D5×D9
HallC5×C9 ⋊ C2×D89
SylowC9 ⋊ C2×D445
SylowC5 ⋊ D9×D89

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC5×C9×C89C22
FrattiniC3D3×D445
socleC3×C5×C89C2×D3
LCSG ▷ C5×C9×C89
UCSC1

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4005

Conjugacy classes & character table

1344 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16020, 27);