Finite Group Databasebeta

D5⋊#4457 #14285490

order1920
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect productD5⋊#4457

Splittings

HallC3×C5 ⋊ C2×#334
SylowC5 ⋊ C2×#4457
SylowC3 ⋊ D5⋊#334

Subgroups

subgroupG/H
centerC2×C4C4⋊ΓL(1,𝔽16)
commutatorC3×C4×C5C22×C8
FrattiniC2×C4C22×ΓL(1,𝔽16)
FittingC3×C4×C5×C8C4
socleC22×C3×C5C2×C4⋊C4
prime radicalC22×C3×D5C4⋊C4
cosocleC3×C4×Dic5C23
hypercenterC4×C8ΓL(1,𝔽16)
hypocenterC3×C5C2×#334
LCSG ▷ C3×C4×C5 ▷ C2×C3×C5 ▷ C3×C5
UCSC1 ◁ C2×C4 ◁ C42 ◁ C4×C8

400 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 960

Polycyclic presentation:

2^7,3,5|a^2=e,b^2=d,d^2=f,e^2=g,b^a=bd,d^a=df,h^a=h^2,i^a=i^2,i^c=i^4,i^e=i^4

Conjugacy classes & character table

216 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1920, 11188);