Finite Group Databasebeta

#11996232

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

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #9328

Subgroups

subgroupG/H
centerC22#65509
commutatorC42×C5C22×C4
FrattiniC2×C42C22×D5
FittingC5×#3113C2
socleC22×C5#386
prime radicalC23×C5#120
cosocleC2×C42×C5C23
hypercenter#3113D5
hypocenterC5#9328
LCSG ▷ C42×C5 ▷ C22×C5 ▷ C5
UCSC1 ◁ C22 ◁ C2×C42 ◁ #3113

444 conjugacy classes of subgroups; only the 107 normal subgroups are shown.

normal subgroups only

This group has 444 conjugacy classes of subgroups — too many to draw. Only its 107 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=g,d^2=gh,e^2=h,f^2=gh,b^a=bd,c^a=ce,d^a=dg,e^a=eh,i^a=i^4,c^b=cg,d^b=dh,f^b=fh,i^b=i^4,e^c=eh

Conjugacy classes & character table

101 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 66500);