Finite Group Databasebeta

#12020111

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

Aliases

No aliases for this group.

Splittings

FittingC5×#2249 ⋊ C2
SylowC5 ⋊ #13691

Subgroups

subgroupG/H
centerC2#10602086
commutator, cosocleC2×C5×C16C23
FrattiniC2×C16C22×D5
FittingC5×#2249C2
socleC2×C5#2206
prime radical#10602251C2
hypercenter#2249D5
hypocenterC5#13691
LCSG ▷ C2×C5×C16 ▷ C5×C8 ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2 ◁ C2×C4 ◁ C4×C8 ◁ C4×C16 ◁ #2249

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) = 320

Polycyclic presentation:

2^8,5|b^2=d,d^2=h,e^2=fg,f^2=gh,g^2=h,b^a=bd,c^a=ce,d^a=dh,e^a=ef,f^a=fg,g^a=gh,e^c=ef,f^c=fg,g^c=gh,i^c=i^4

Conjugacy classes & character table

113 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 90379);