Finite Group Databasebeta

D9×D449 #30633419

order16164
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

direct productD9×D449
unambiguous semidirect product(D9×C449)⋊C2
unambiguous semidirect product(C9×D449)⋊C2
unambiguous semidirect productD4041⋊C2

Splittings

Fitting, derived, HallC9×C449 ⋊ C22
SylowC449 ⋊ C2×D9
SylowC9 ⋊ C2×D449

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC9×C449C22
FrattiniC3D3×D449
socleC3×C449C2×D3
LCSG ▷ C9×C449
UCSC1

30 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4041

Conjugacy classes & character table

1356 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16164, 8);