Finite Group Databasebeta

C2×C7×D9×C89 #36375855

order22428
automorphism?
homologyAbelianization (H1) = C22×C7×C89 · Schur multiplier (H2) = C2

Aliases

direct productC2×C7×D9×C89
unambiguous semidirect productC9⋊(C22×C7×C89)
unambiguous semidirect product(C2×C9)⋊(C2×C7×C89)

Splittings

FittingC2×C7×C9×C89 ⋊ C2
derived, SylowC9 ⋊ C22×C7×C89
HallC7×C9×C89 ⋊ C22
HallC9×C89 ⋊ C22×C7
HallC7×C9 ⋊ C22×C89

Subgroups

subgroupG/H
center, hypercenterC2×C7×C89D9
commutator, cosocle, hypocenterC9C22×C7×C89
FrattiniC3C2×D3×C7×C89
FittingC2×C7×C9×C89C2
socleC2×C3×C7×C89D3
LCSG ▷ C9
UCSC1 ◁ C2×C7×C89

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 11214

Conjugacy classes & character table

7476 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(22428, 37);