Finite Group Databasebeta

#13027044

order1280
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Splittings

FittingC2×C5×AGL(1,ℤ/8) ⋊ C4
SylowC5 ⋊ #13102

Subgroups

subgroupG/H
centerC2#10604943
commutatorC22×C4×C5C22×C4
FrattiniC22×C4C22×AGL(1,𝔽5)
FittingC2×C5×AGL(1,ℤ/8)C4
socleC2×C5#1898
prime radical#10615678C2
cosocleC2×#709C23
hypercenterC2×AGL(1,ℤ/8)AGL(1,𝔽5)
hypocenterC5#13102
LCSG ▷ C22×C4×C5 ▷ C22×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×#41 ◁ C2×AGL(1,ℤ/8)

688 conjugacy classes of subgroups; only the 78 normal subgroups are shown.

normal subgroups only

This group has 688 conjugacy classes of subgroups — too many to draw. Only its 78 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=f,b^2=dfh,e^2=h,f^2=h,b^a=bd,c^a=ce,d^a=dg,g^a=gh,i^a=i^2,d^b=dg,e^b=eh,f^b=fg,g^b=gh,i^b=i^2,d^c=dh,e^c=eh,f^c=fh,f^d=fh,i^f=i^4

Conjugacy classes & character table

56 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1097312);