Finite Group Databasebeta

D69⋊D57 #30628637

order15732
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD69⋊D57

Splittings

Fitting, socle, derived, HallC32×C19×C23 ⋊ C22
HallC19×C23 ⋊ D32
HallC32×C23 ⋊ C2×D19
HallC32×C19 ⋊ C2×D23
SylowC23 ⋊ D3×D57
SylowC19 ⋊ (C3⋊D3)⋊D23
SylowC32 ⋊ D19×D23

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC32×C19×C23C22
LCSG ▷ C32×C19×C23
UCSC1

88 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2622

Polycyclic presentation:

2^2,3^2,19,23|d^a=d^2,f^a=f^22,c^b=c^2,d^b=d^2,e^b=e^18

Conjugacy classes & character table

1047 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15732, 99);