Finite Group Databasebeta

D5⋊#1471 #13029348

order1280
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

unambiguous semidirect productD5⋊#1471

Splittings

SylowC5 ⋊ C2×#1471

Subgroups

subgroupG/H
centerC22C22×C22⋊AGL(1,𝔽5)
commutatorC23×C5C23×C4
FrattiniC23C23×AGL(1,𝔽5)
FittingC2×C5×#121C4
socleC22×C5C22×C22⋊C4
prime radicalC2×D5×#121C2
cosocleC22×Dic5C24
hypercenterC2×#121AGL(1,𝔽5)
hypocenterC5C2×#1471
LCSG ▷ C23×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C23×C4 ◁ C2×#121

1770 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 160

Polycyclic presentation:

2^8,5|a^2=f,c^2=h,f^2=h,b^a=be,e^a=eg,i^a=i^2,c^b=ch,f^b=fg,i^d=i^4,i^f=i^4

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1099616);