Finite Group Databasebeta

#11999019

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

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #9816

Subgroups

subgroupG/H
centerC22#65246
commutatorC22×C4×C5C22×C4
FrattiniC23×C4C22×D5
FittingC5×#1507C2
socleC22×C5#390
prime radicalC2×C5×#121C22
cosocleC23×C4×C5C23
hypercenter#1507D5
hypocenterC5#9816
LCSG ▷ C22×C4×C5 ▷ C22×C5 ▷ C5
UCSC1 ◁ C22 ◁ C23×C4 ◁ #1507

510 conjugacy classes of subgroups; only the 99 normal subgroups are shown.

normal subgroups only

This group has 510 conjugacy classes of subgroups — too many to draw. Only its 99 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,c^2=e,d^2=gh,e^2=gh,f^2=gh,b^a=bd,c^a=ce,d^a=dg,e^a=egh,i^a=i^4,c^b=cg,d^b=dh,f^b=fh,i^c=i^4

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 69287);