Finite Group Databasebeta

#13026157

order1280
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #12710

Subgroups

subgroupG/H
centerC2#10604890
commutatorC22×C4×C5C22×C4
FrattiniC22×C4C22×AGL(1,𝔽5)
FittingC5×#519C4
socleC2×C5#1781
prime radical#10617782C2
cosocleC22×Dic10C23
hypercenter#519AGL(1,𝔽5)
hypocenterC5#12710
LCSG ▷ C22×C4×C5 ▷ C22×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2 ◁ C23 ◁ C22×Q8 ◁ #519

952 conjugacy classes of subgroups; only the 96 normal subgroups are shown.

normal subgroups only

This group has 952 conjugacy classes of subgroups — too many to draw. Only its 96 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) = 160

Polycyclic presentation:

2^8,5|a^2=f,c^2=h,d^2=h,f^2=h,b^a=bd,c^a=ce,d^a=dg,g^a=gh,i^a=i^2,d^b=dh,e^b=eh,f^b=fgh,i^b=i^4,d^c=dh,f^d=fh,i^f=i^4

Conjugacy classes & character table

68 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1096425);