Finite Group Databasebeta

#13027554

order1280
automorphism?
homologyAbelianization (H1) = C22×C16 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #13556

Subgroups

subgroupG/H
centerC8C2×C22⋊AGL(1,𝔽5)
commutatorC22×C5C22×C16
FrattiniC2×C8C22×AGL(1,𝔽5)
FittingC2×C5×#131C4
socleC2×C5C2×C22⋊C16
prime radicalC2×C5×#41C8
cosocleC2×#672C23
hypercenterC2×#131AGL(1,𝔽5)
hypocenterC5#13556
LCSG ▷ C22×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C8 ◁ C22×C8 ◁ C2×#131

290 conjugacy classes of subgroups; only the 124 normal subgroups are shown.

normal subgroups only

This group has 290 conjugacy classes of subgroups — too many to draw. Only its 124 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=e,e^2=f,f^2=g,g^2=h,b^a=bd,d^a=dh,i^a=i^2,c^b=ch,e^b=eh,i^e=i^4

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1097822);