Finite Group Databasebeta

C7×D2259 #44539426

order31626
automorphism?
homologyAbelianization (H1) = C2×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×D2259
unambiguous semidirect productC9⋊(C7×D251)
unambiguous semidirect productC251⋊(C7×D9)

Splittings

Fitting, HallC7×C9×C251 ⋊ C2
derived, HallC9×C251 ⋊ C2×C7
HallC7×C251 ⋊ D9
SylowC251 ⋊ C7×D9
HallC7×C9 ⋊ D251
SylowC9 ⋊ C7×D251

Subgroups

subgroupG/H
center, hypercenterC7D2259
commutator, cosocle, hypocenterC9×C251C2×C7
FrattiniC3C7×D753
FittingC7×C9×C251C2
socleC3×C7×C251D3
LCSG ▷ C9×C251
UCSC1 ◁ C7

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 15813

Conjugacy classes & character table

7917 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31626, 7);