Finite Group Databasebeta

#13020514

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

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #9494

Subgroups

subgroupG/H
centerC22#65779
commutatorC22×C4×C5C22×C4
FrattiniC22×C4C22×AGL(1,𝔽5)
FittingC5×#399C4
socleC22×C5#386
prime radical#65249C4
cosocleC2×C4×Dic5C23
hypercenter#399AGL(1,𝔽5)
hypocenterC5#9494
LCSG ▷ C22×C4×C5 ▷ C22×C5 ▷ C5
UCSC1 ◁ C22 ◁ C22×C4 ◁ #399

514 conjugacy classes of subgroups; only the 76 normal subgroups are shown.

normal subgroups only

This group has 514 conjugacy classes of subgroups — too many to draw. Only its 76 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=dfg,d^2=g,f^2=gh,b^a=bd,c^a=ce,d^a=dg,e^a=eh,i^a=i^3,c^b=cg,e^b=eh,i^b=i^2,d^c=dh,f^c=fh,i^f=i^4

Conjugacy classes & character table

59 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1090782);