Finite Group Databasebeta

#13034675

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

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #20809

Subgroups

subgroupG/H
centerC22×C4C22×AGL(1,𝔽5)
commutator, socleC23×C5C23×C4
FrattiniC23C23×AGL(1,𝔽5)
FittingC4×C5×C4⋊C4C4
prime radicalC23×D5C22×C4
cosocleC22×Dic5C24
hypercenterC4×C4⋊C4AGL(1,𝔽5)
hypocenterC5#20809
LCSG ▷ C23×C5 ▷ C5
UCSC1 ◁ C22×C4 ◁ C4×C4⋊C4

890 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 640

Polycyclic presentation:

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

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1104943);