Finite Group Databasebeta

#12017641

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

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #13230

Subgroups

subgroupG/H
centerC2#10600321
commutatorC22×C4×C5C22×C4
FrattiniC2×#41C22×D5
FittingC5×#1812C2
socleC2×C5#1964
prime radical, cosocleC2×C5×#41C23
hypercenter#1812D5
hypocenterC5#13230
LCSG ▷ C22×C4×C5 ▷ C22×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×#131 ◁ #1812

436 conjugacy classes of subgroups; only the 95 normal subgroups are shown.

normal subgroups only

This group has 436 conjugacy classes of subgroups — too many to draw. Only its 95 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=eh,e^2=h,b^a=bd,c^a=ce,d^a=dg,e^a=eh,g^a=gh,d^b=dg,f^b=fg,g^b=gh,i^b=i^4,f^d=fh

Conjugacy classes & character table

98 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 87909);