Finite Group Databasebeta

D247⋊D15 #28414910

order14820
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD247⋊D15

Splittings

Fitting, socle, derived, HallC3×C5×C13×C19 ⋊ C22
HallC5×C13×C19 ⋊ C2×D3
HallC3×C13×C19 ⋊ C2×D5
HallC3×C5×C19 ⋊ C2×D13
HallC13×C19 ⋊ C2×D15
HallC3×C5×C13 ⋊ C2×D19
HallC5×C19 ⋊ D3×D13
HallC5×C13 ⋊ D3×D19
HallC3×C19 ⋊ D5×D13
HallC3×C13 ⋊ D5×D19
SylowC19 ⋊ D13×D15
HallC3×C5 ⋊ D13×D19
SylowC13 ⋊ D15×D19
SylowC5 ⋊ D39⋊D19
SylowC3 ⋊ D65⋊D19

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C5×C13×C19C22
LCSG ▷ C3×C5×C13×C19
UCSC1

80 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3705

Polycyclic presentation:

2^2,3,5,13,19|e^a=e^12,f^a=f^18,c^b=c^2,d^b=d^4,e^b=e^12

Conjugacy classes & character table

963 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(14820, 196);