Finite Group Databasebeta

D15⋊D273 #30655744

order16380
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD15⋊D273

Splittings

Fitting, socle, derived, HallC32×C5×C7×C13 ⋊ C22
HallC32×C7×C13 ⋊ C2×D5
HallC32×C5×C13 ⋊ C2×D7
HallC5×C7×C13 ⋊ D32
HallC32×C5×C7 ⋊ C2×D13
HallC32×C13 ⋊ D5×D7
HallC7×C13 ⋊ (C3⋊D3)⋊D5
HallC5×C13 ⋊ D3×D21
HallC32×C7 ⋊ D5×D13
HallC32×C5 ⋊ C2×D91
HallC5×C7 ⋊ D3×D39
SylowC13 ⋊ D15⋊D21
SylowC32 ⋊ D5×D91
SylowC7 ⋊ D15⋊D39
SylowC5 ⋊ D3×D273

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC32×C5×C7×C13C22
LCSG ▷ C32×C5×C7×C13
UCSC1

176 conjugacy classes of subgroups; only the 45 normal subgroups are shown.

normal subgroups only

This group has 176 conjugacy classes of subgroups — too many to draw. Only its 45 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2730

Polycyclic presentation:

2^2,3^2,5,7,13|c^a=c^2,d^a=d^2,f^a=f^6,g^a=g^12,d^b=d^2,e^b=e^4

Conjugacy classes & character table

1236 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16380, 794);