Finite Group Databasebeta

D471⋊D15 #43246381

order28260
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD471⋊D15

Splittings

Fitting, socle, derived, HallC32×C5×C157 ⋊ C22
HallC32×C157 ⋊ C2×D5
HallC5×C157 ⋊ D32
SylowC157 ⋊ D3×D15
HallC32×C5 ⋊ C2×D157
SylowC32 ⋊ D5×D157
SylowC5 ⋊ (C3⋊D3)⋊D157

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC32×C5×C157C22
LCSG ▷ C32×C5×C157
UCSC1

88 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4710

Polycyclic presentation:

2^2,3^2,5,157|d^a=d^2,f^a=f^156,c^b=c^2,d^b=d^2,e^b=e^4

Conjugacy classes & character table

1899 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(28260, 135);