Finite Group Databasebeta

#13026606

order1280
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Splittings

FittingC4×C5×C16 ⋊ C4
SylowC5 ⋊ #12886

Subgroups

subgroupG/H
centerC22C2×#3993
commutatorC2×C5×C8C22×C4
FrattiniC2×C8C22×AGL(1,𝔽5)
FittingC4×C5×C16C4
socleC22×C5C2×#106
prime radicalC22×D5C2×SD16
cosocleC2×C8×D5C23
hypercenterC4×C16AGL(1,𝔽5)
hypocenterC5#12886
LCSG ▷ C2×C5×C8 ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C42 ◁ C4×C8 ◁ C4×C16

302 conjugacy classes of subgroups; only the 108 normal subgroups are shown.

normal subgroups only

This group has 302 conjugacy classes of subgroups — too many to draw. Only its 108 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=e,c^2=d,d^2=g,e^2=g,g^2=h,b^a=bd,c^a=ce,d^a=dg,e^a=eg,g^a=gh,i^a=i^2,f^b=fh,f^c=fh,i^f=i^4

Conjugacy classes & character table

116 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1096874);