Finite Group Databasebeta

#12020159

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

Aliases

No aliases for this group.

Splittings

FittingC5×#1423 ⋊ C2
SylowC5 ⋊ #13699

Subgroups

subgroupG/H
centerC22D5×D16
commutator, cosocleC2×C5×C16C23
FrattiniC2×C16C22×D5
FittingC5×#1423C2
socleC22×C5C2×D16
prime radical#10600120C2
hypercenter#1423D5
hypocenterC5#13699
LCSG ▷ C2×C5×C16 ▷ C5×C8 ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×C8 ◁ C2×C16 ◁ #1423

200 conjugacy classes of subgroups; only the 57 normal subgroups are shown.

normal subgroups only

This group has 200 conjugacy classes of subgroups — too many to draw. Only its 57 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) = 640

Polycyclic presentation:

2^8,5|b^2=dfh,d^2=fg,f^2=gh,g^2=h,b^a=bd,c^a=ce,d^a=df,f^a=fg,g^a=gh,i^a=i^4,c^b=ch,i^c=i^4

Conjugacy classes & character table

122 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 90427);