Finite Group Databasebeta

C5×D39⋊D21 #30655719

order16380
automorphism?
homologyAbelianization (H1) = C22×C5 · Schur multiplier (H2) = C2

Aliases

direct productC5×D39⋊D21
unambiguous semidirect productD39⋊(C5×D21)

Splittings

Fitting, socle, HallC32×C5×C7×C13 ⋊ C22
derived, HallC32×C7×C13 ⋊ C22×C5
HallC32×C5×C13 ⋊ C2×D7
HallC5×C7×C13 ⋊ D32
HallC32×C5×C7 ⋊ C2×D13
HallC32×C13 ⋊ C2×C5×D7
HallC7×C13 ⋊ C5×D32
HallC5×C13 ⋊ D3×D21
HallC32×C7 ⋊ C2×C5×D13
HallC32×C5 ⋊ D7×D13
HallC5×C7 ⋊ (C3⋊D3)⋊D13
SylowC13 ⋊ C5×D3×D21
SylowC32 ⋊ C5×D7×D13
SylowC7 ⋊ C5×(C3⋊D3)⋊D13

Subgroups

subgroupG/H
center, hypercenterC5D39⋊D21
commutator, cosocle, hypocenterC32×C7×C13C22×C5
FrattiniC1G
Fitting, socleC32×C5×C7×C13C22
LCSG ▷ C32×C7×C13
UCSC1 ◁ C5

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

1170 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16380, 769);