Finite Group Databasebeta

#13020190

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

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #9349

Subgroups

subgroupG/H
centerC22#65779
commutatorC22×C4×C5C22×C4
FrattiniC22×C4C22×AGL(1,𝔽5)
Fitting, prime radicalC2×C5×AGL(1,ℤ/8)C4
socleC22×C5#386
cosocleC2×C4×Dic5C23
hypercenterC2×AGL(1,ℤ/8)AGL(1,𝔽5)
hypocenterC5#9349
LCSG ▷ C22×C4×C5 ▷ C22×C5 ▷ C5
UCSC1 ◁ C22 ◁ C22×C4 ◁ C2×AGL(1,ℤ/8)

474 conjugacy classes of subgroups; only the 80 normal subgroups are shown.

normal subgroups only

This group has 474 conjugacy classes of subgroups — too many to draw. Only its 80 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) = 320

Polycyclic presentation:

2^8,5|a^2=f,b^2=df,d^2=gh,e^2=gh,f^2=g,b^a=bd,c^a=ce,d^a=dg,e^a=egh,i^a=i^3,d^b=dh,f^b=fh,i^b=i^2,e^c=egh,i^f=i^4

Conjugacy classes & character table

62 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1090458);