Finite Group Databasebeta

C17×D21⋊D19 #41029595

order27132
automorphism?
homologyAbelianization (H1) = C22×C17 · Schur multiplier (H2) = C2

Aliases

direct productC17×D21⋊D19
unambiguous semidirect productD21⋊(C17×D19)
unambiguous semidirect productD57⋊(D7×C17)
unambiguous semidirect productD133⋊(D3×C17)

Splittings

Fitting, socle, HallC3×C7×C17×C19 ⋊ C22
derived, HallC3×C7×C19 ⋊ C22×C17
HallC7×C17×C19 ⋊ C2×D3
HallC3×C17×C19 ⋊ C2×D7
HallC3×C7×C17 ⋊ C2×D19
HallC17×C19 ⋊ D3×D7
HallC7×C19 ⋊ C2×D3×C17
HallC7×C17 ⋊ D3×D19
HallC3×C19 ⋊ C2×D7×C17
HallC3×C17 ⋊ D7×D19
HallC3×C7 ⋊ C2×C17×D19
SylowC19 ⋊ D3×D7×C17
SylowC7 ⋊ D3×C17×D19
SylowC3 ⋊ D7×C17×D19

Subgroups

subgroupG/H
center, hypercenterC17D21⋊D19
commutator, cosocle, hypocenterC3×C7×C19C22×C17
FrattiniC1G
Fitting, socleC3×C7×C17×C19C22
LCSG ▷ C3×C7×C19
UCSC1 ◁ C17

80 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 6783

Conjugacy classes & character table

2091 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(27132, 152);