Finite Group Databasebeta

#11997545

order1280
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #9551

Subgroups

subgroupG/H
centerC2×C4#4030
commutatorC22×C4×C5C22×C4
FrattiniC2×C42C22×D5
FittingC4×C5×#101C2
socleC22×C5#388
prime radicalC23×C5#117
cosocleC2×C42×C5C23
hypercenterC4×#101D5
hypocenterC5#9551
LCSG ▷ C22×C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2×C4 ◁ C2×C42 ◁ C4×#101

334 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 640

Polycyclic presentation:

2^8,5|a^2=f,b^2=df,c^2=d,d^2=g,f^2=h,b^a=bd,c^a=ce,d^a=dg,i^a=i^4,c^b=ch,i^b=i^4,e^c=eg

Conjugacy classes & character table

140 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 67813);