Finite Group Databasebeta

C5×D2097 #35230449

order20970
automorphism?
homologyAbelianization (H1) = C2×C5 · Schur multiplier (H2) = C1

Aliases

direct productC5×D2097
unambiguous semidirect productC9⋊(C5×D233)
unambiguous semidirect productC233⋊(C5×D9)

Splittings

Fitting, HallC5×C9×C233 ⋊ C2
derived, HallC9×C233 ⋊ C2×C5
HallC5×C233 ⋊ D9
SylowC233 ⋊ C5×D9
HallC5×C9 ⋊ D233
SylowC9 ⋊ C5×D233

Subgroups

subgroupG/H
center, hypercenterC5D2097
commutator, cosocle, hypocenterC9×C233C2×C5
FrattiniC3C5×D699
FittingC5×C9×C233C2
socleC3×C5×C233D3
LCSG ▷ C9×C233
UCSC1 ◁ C5

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 10485

Conjugacy classes & character table

5250 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20970, 6);