Finite Group Databasebeta

D9×D643 #37529068

order23148
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

direct productD9×D643
unambiguous semidirect product(D9×C643)⋊C2
unambiguous semidirect product(C9×D643)⋊C2
unambiguous semidirect productD5787⋊C2

Splittings

Fitting, derived, HallC9×C643 ⋊ C22
SylowC643 ⋊ C2×D9
SylowC9 ⋊ C2×D643

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC9×C643C22
FrattiniC3D3×D643
socleC3×C643C2×D3
LCSG ▷ C9×C643
UCSC1

30 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 5787

Conjugacy classes & character table

1938 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(23148, 9);