Finite Group Databasebeta

D19×D99 #21418976

order7524
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

direct productD19×D99
unambiguous semidirect product(C9×D19)⋊D11
unambiguous semidirect product(C11×D19)⋊D9

Splittings

Fitting, derived, HallC9×C11×C19 ⋊ C22
HallC11×C19 ⋊ C2×D9
HallC9×C19 ⋊ C2×D11
HallC9×C11 ⋊ C2×D19
SylowC19 ⋊ C2×D99
SylowC11 ⋊ D9×D19
SylowC9 ⋊ D11×D19

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, hypocenterC9×C11×C19C22
FrattiniC3D19×D33
socleC3×C11×C19C2×D3
LCSG ▷ C9×C11×C19
UCSC1

60 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

561 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD19×C9⋊AGL(1,𝔽11), C5×D19×D99, D19×D495, …
maximal normal subgroup ofD19×C9⋊AGL(1,𝔽11), C5×D19×D99
maximal quotient ofC5×D19×D99, D19×D495, D95×D99, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(7524, 20);