Finite Group Databasebeta

#13024832

order1280
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #11920

Subgroups

subgroupG/H
centerC2D5⋊#331
commutatorC42×C5C22×C4
FrattiniC42C22×AGL(1,𝔽5)
FittingC5×#492C4
socleC2×C5C2×#331
prime radical#10613491C2
cosocleC4×#168C23
hypercenter#492AGL(1,𝔽5)
hypocenterC5#11920
LCSG ▷ C42×C5 ▷ C2×C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2 ◁ C2×C4 ◁ C4×C8 ◁ #492

400 conjugacy classes of subgroups; only the 86 normal subgroups are shown.

normal subgroups only

This group has 400 conjugacy classes of subgroups — too many to draw. Only its 86 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 160

Polycyclic presentation:

2^8,5|a^2=e,c^2=h,d^2=g,e^2=fg,f^2=h,b^a=bd,d^a=df,f^a=fh,g^a=gh,i^a=i^2,d^b=dg,e^b=efgh,f^b=fh,i^c=i^4,i^e=i^4

Conjugacy classes & character table

68 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1095100);