Finite Group Databasebeta

#12002487

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

Aliases

No aliases for this group.

Splittings

FittingC5×#2606 ⋊ C2
SylowC5 ⋊ #10380

Subgroups

subgroupG/H
centerC22#65520
commutator, cosocleC2×C42×C5C23
FrattiniC2×C42C22×D5
FittingC5×#2606C2
socleC22×C5#393
prime radical#65811C22
hypercenter#2606D5
hypocenterC5#10380
LCSG ▷ C2×C42×C5 ▷ C22×C5 ▷ C5
UCSC1 ◁ C22 ◁ C2×C42 ◁ #2606

390 conjugacy classes of subgroups; only the 77 normal subgroups are shown.

normal subgroups only

This group has 390 conjugacy classes of subgroups — too many to draw. Only its 77 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=d,b^2=dg,e^2=gh,f^2=g,b^a=bd,c^a=ce,e^a=eh,f^a=fgh,c^b=cf,e^b=eh,d^c=dg,e^c=egh,f^c=fg,i^c=i^4

Conjugacy classes & character table

110 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 72755);