Finite Group Databasebeta

D5⋊#4740 #14411963

order1920
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25×C4

Aliases

unambiguous semidirect productD5⋊#4740

Splittings

HallC3×C5 ⋊ C2×#410
SylowC5 ⋊ C2×#4740
SylowC3 ⋊ D5⋊#410

Subgroups

subgroupG/H
centerC2C2×D3×C22⋊AGL(1,𝔽5)
commutatorC22×C3×C5C23×C4
FrattiniC22C22×D3×AGL(1,𝔽5)
FittingC2×C3×C5×D4C2×C4
socleC2×C3×C5C22×C22⋊C4
prime radicalC2×D5×#237C2
cosocleC22×C3×D5C24
hypercenterC2×D4D3×AGL(1,𝔽5)
hypocenterC3×C5C2×#410
LCSG ▷ C22×C3×C5 ▷ C2×C3×C5 ▷ C3×C5
UCSC1 ◁ C2 ◁ C23 ◁ C2×D4

1576 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 240

Polycyclic presentation:

2^7,3,5|a^2=f,c^2=g,b^a=be,e^a=eg,i^a=i^2,f^b=fg,h^c=h^2,i^d=i^4,i^f=i^4

Conjugacy classes & character table

96 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1920, 137661);