Finite Group Databasebeta

D15⋊(C23⋊D23) #44540763

order31740
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2×C23

Aliases

unambiguous semidirect productD15⋊(C23⋊D23)

Splittings

Fitting, socle, derived, HallC3×C5×C232 ⋊ C22
HallC5×C232 ⋊ C2×D3
HallC3×C232 ⋊ C2×D5
SylowC232 ⋊ D3×D5
HallC3×C5 ⋊ C2×C23⋊D23
SylowC5 ⋊ D3×C23⋊D23
SylowC3 ⋊ D5×C23⋊D23

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C5×C232C22
LCSG ▷ C3×C5×C232
UCSC1

520 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 7935

Polycyclic presentation:

2^2,3,5,23^2|d^a=d^4,e^a=e^22,f^a=f^22,c^b=c^2,d^b=d^4

Conjugacy classes & character table

2388 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31740, 101);