Finite Group Databasebeta

C31⋊C3×D105 #34086283

order19530
automorphism?
homologyAbelianization (H1) = C2×C3 · Schur multiplier (H2) = C1

Aliases

direct productC31⋊C3×D105
unambiguous semidirect productC3⋊(D35×C31⋊C3)
unambiguous semidirect productC5⋊(D21×C31⋊C3)

Splittings

Fitting, socle, derivedC3×C5×C7×C31 ⋊ C2×C3
HallC3×C5×C7×C31⋊C3 ⋊ C2
HallC3×C7×C31⋊C3 ⋊ D5
HallC3×C5×C31⋊C3 ⋊ D7
HallC5×C7×C31 ⋊ C3×D3
HallC3×C31⋊C3 ⋊ D35
HallC7×C31 ⋊ C3×D15
HallC5×C31 ⋊ C3×D21
HallC5×C7 ⋊ D3×C31⋊C3
SylowC31 ⋊ C3×D105
SylowC7 ⋊ D15×C31⋊C3
SylowC5 ⋊ D21×C31⋊C3

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C5×C7×C31C2×C3
LCSG ▷ C3×C5×C7×C31
UCSC1

72 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3255

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19530, 188);