Finite Group Databasebeta

C3×D21×C29⋊C7 #38784667

order25578
automorphism?
homologyAbelianization (H1) = C2×C3×C7 · Schur multiplier (H2) = C1

Aliases

direct productC3×D21×C29⋊C7
unambiguous semidirect productC3⋊(C3×D7×C29⋊C7)
unambiguous semidirect product(C3×C29×D21)⋊C7

Splittings

Fitting, socleC32×C7×C29 ⋊ C2×C7
derivedC3×C7×C29 ⋊ C2×C3×C7
HallC32×C7×C29⋊C7 ⋊ C2
HallC7×C29⋊C7 ⋊ C3×D3
HallC32×C29 ⋊ C7×D7
SylowC29 ⋊ C3×C7×D21
SylowC32 ⋊ D7×C29⋊C7

Subgroups

subgroupG/H
center, hypercenterC3D21×C29⋊C7
commutator, cosocle, hypocenterC3×C7×C29C2×C3×C7
FrattiniC1G
Fitting, socleC32×C7×C29C2×C7
LCSG ▷ C3×C7×C29
UCSC1 ◁ C3

108 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1218

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(25578, 111);