Finite Group Databasebeta

D19×D63 #18012128

order4788
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

direct productD19×D63
unambiguous semidirect product(C7×D19)⋊D9
unambiguous semidirect product(C9×D19)⋊D7

Splittings

Fitting, derived, HallC7×C9×C19 ⋊ C22
HallC9×C19 ⋊ C2×D7
HallC7×C19 ⋊ C2×D9
HallC7×C9 ⋊ C2×D19
SylowC19 ⋊ C2×D63
SylowC9 ⋊ D7×D19
SylowC7 ⋊ D9×D19

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC7×C9×C19C22
FrattiniC3D19×D21
socleC3×C7×C19C2×D3
LCSG ▷ C7×C9×C19
UCSC1

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 35
transitive degreeμt(G) = 1197

Conjugacy classes & character table

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

Relationships

maximal subgroup ofC5×D19×D63, D19×D315, D63×D95, …
maximal normal subgroup ofC5×D19×D63, C7×D19×D63
maximal quotient ofC5×D19×D63, D19×D315, D63×D95, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4788, 44);