Finite Group Databasebeta

D7×#13093367 #35209019

order20748
automorphism?
homologyAbelianization (H1) = C22×C3 · Schur multiplier (H2) = C2

Aliases

direct productD7×#13093367

Splittings

Fitting, socle, derived, HallC7×C13×C19 ⋊ C22×C3
HallD7×D247 ⋊ C3
HallC7×#10625203 ⋊ C22
Hall#10625203 ⋊ C2×D7
HallC13×C19 ⋊ C2×C3×D7
HallC7×C19 ⋊ C2×D13⋊C3
HallC7×C13 ⋊ C2×D19⋊C3
SylowC19 ⋊ D7×D13⋊C3
SylowC13 ⋊ D7×D19⋊C3
SylowC7 ⋊ C2×#13093367

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC7×C13×C19C22×C3
LCSG ▷ C7×C13×C19
UCSC1

80 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1729

Conjugacy classes & character table

235 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20748, 247);