Finite Group Databasebeta

D5⋊#1779 #13034115

order1280
automorphism?
homologyAbelianization (H1) = C23×C8 · Schur multiplier (H2) = C29

Aliases

unambiguous semidirect productD5⋊#1779

Splittings

SylowC5 ⋊ C2×#1779

Subgroups

subgroupG/H
centerC22×C4C22×AGL(1,𝔽5)
commutatorC22×C5C23×C8
FrattiniC23C23×AGL(1,𝔽5)
FittingC24×C4×C5C4
socleC23×C5C23×C4
prime radicalC25×D5C4
cosocleC22×Dic5C24
hypercenterC24×C4AGL(1,𝔽5)
hypocenterC5C2×#1779
LCSG ▷ C22×C5 ▷ C5
UCSC1 ◁ C22×C4 ◁ C24×C4

6110 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 160

Polycyclic presentation:

2^8,5|a^2=g,g^2=h,b^a=be,c^a=cf,i^a=i^2,i^d=i^4,i^g=i^4

Conjugacy classes & character table

176 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1104383);