Finite Group Databasebeta

D7×D9×C109 #42117376

order27468
automorphism?
homologyAbelianization (H1) = C22×C109 · Schur multiplier (H2) = C2

Aliases

direct productD7×D9×C109
unambiguous semidirect product(C7×D9)⋊(C2×C109)
unambiguous semidirect product(C9×D7)⋊(C2×C109)
unambiguous semidirect productD63⋊(C2×C109)

Splittings

Fitting, HallC7×C9×C109 ⋊ C22
derived, HallC7×C9 ⋊ C22×C109
HallC9×C109 ⋊ C2×D7
HallC7×C109 ⋊ C2×D9
SylowC9 ⋊ C2×D7×C109
SylowC7 ⋊ C2×D9×C109

Subgroups

subgroupG/H
center, hypercenterC109D7×D9
commutator, cosocle, hypocenterC7×C9C22×C109
FrattiniC3D3×D7×C109
FittingC7×C9×C109C22
socleC3×C7×C109C2×D3
LCSG ▷ C7×C9
UCSC1 ◁ C109

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 6867

Conjugacy classes & character table

3270 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(27468, 57);