Finite Group Databasebeta

#12075138

order1280
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingC5×#1648 ⋊ C2
SylowC5 ⋊ #18503

Subgroups

subgroupG/H
centerC22D5×#120
commutator, cosocleC42×C5C24
FrattiniC42C23×D5
FittingC5×#1648C2
socleC22×C5C2×#120
prime radical#10618918C2
hypercenter#1648D5
hypocenterC5#18503
LCSG ▷ C42×C5 ▷ C22×C5 ▷ C5
UCSC1 ◁ C22 ◁ C42 ◁ #1648

922 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 640

Polycyclic presentation:

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

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 145406);