Finite Group Databasebeta

D9×D289 #23780798

order10404
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

direct productD9×D289
unambiguous semidirect product(D9×C289)⋊C2
unambiguous semidirect product(C9×D289)⋊C2
unambiguous semidirect productD2601⋊C2

Splittings

Fitting, derived, HallC9×C289 ⋊ C22
SylowC289 ⋊ C2×D9
SylowC9 ⋊ C2×D289

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC9×C289C22
Frattini, socleC3×C17D3×D17
LCSG ▷ C9×C289
UCSC1

45 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

876 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(10404, 8);