Finite Group Databasebeta

#13027793

order1280
automorphism?
homologyAbelianization (H1) = C22×C16 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #13628

Subgroups

subgroupG/H
center, FrattiniC2×C8C22×AGL(1,𝔽5)
commutator, socleC22×C5C22×C16
FittingC5×#405C4
prime radicalC23×C5C2×C16
cosocleC2×#672C23
hypercenter#405AGL(1,𝔽5)
hypocenterC5#13628
LCSG ▷ C22×C5 ▷ C5
UCSC1 ◁ C2×C8 ◁ #405

206 conjugacy classes of subgroups; only the 128 normal subgroups are shown.

normal subgroups only

This group has 206 conjugacy classes of subgroups — too many to draw. Only its 128 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) = 640

Polycyclic presentation:

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

Conjugacy classes & character table

152 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1098061);