Finite Group Databasebeta

C13×D21⋊D15 #30655732

order16380
automorphism?
homologyAbelianization (H1) = C22×C13 · Schur multiplier (H2) = C2

Aliases

direct productC13×D21⋊D15
unambiguous semidirect productD21⋊(C13×D15)

Splittings

Fitting, socle, HallC32×C5×C7×C13 ⋊ C22
derived, HallC32×C5×C7 ⋊ C22×C13
HallC32×C7×C13 ⋊ C2×D5
HallC32×C5×C13 ⋊ C2×D7
HallC5×C7×C13 ⋊ D32
HallC32×C13 ⋊ D5×D7
HallC7×C13 ⋊ D3×D15
HallC5×C13 ⋊ (C3⋊D3)⋊D7
HallC32×C7 ⋊ C2×D5×C13
HallC32×C5 ⋊ C2×C13×D7
HallC5×C7 ⋊ D32×C13
SylowC32 ⋊ D5×C13×D7
SylowC7 ⋊ D3×C13×D15
SylowC5 ⋊ C13×(C3⋊D3)⋊D7

Subgroups

subgroupG/H
center, hypercenterC13D21⋊D15
commutator, cosocle, hypocenterC32×C5×C7C22×C13
FrattiniC1G
Fitting, socleC32×C5×C7×C13C22
LCSG ▷ C32×C5×C7
UCSC1 ◁ C13

176 conjugacy classes of subgroups; only the 50 normal subgroups are shown.

normal subgroups only

This group has 176 conjugacy classes of subgroups — too many to draw. Only its 50 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2730

Conjugacy classes & character table

1287 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16380, 782);