Finite Group Databasebeta

D15×#10620253 #34086280

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

Aliases

direct productD15×#10620253
unambiguous semidirect productC3⋊(D5×#10620253)
unambiguous semidirect productC5⋊(D3×#10620253)

Splittings

Fitting, socle, derivedC3×C5×C7×C31 ⋊ C2×C3
HallC3×C5×#10620253 ⋊ C2
HallC3×#10620253 ⋊ D5
HallC5×C7×C31 ⋊ C3×D3
HallC7×C31 ⋊ C3×D15
HallC5×C31 ⋊ D3×ΓL(1,𝔽8)
HallC5×C7 ⋊ D3×C31⋊C3
SylowC31 ⋊ ΓL(1,𝔽8)×D15
SylowC7 ⋊ D15×C31⋊C3
SylowC5 ⋊ D3×#10620253

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

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19530, 185);