Finite Group Databasebeta

#12016567

order1280
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Splittings

FittingC5×#2374 ⋊ C2
SylowC5 ⋊ #13042

Subgroups

subgroupG/H
centerC22#65533
commutatorC2×C5×D4C22×C4
FrattiniC22×D4C22×D5
FittingC5×#2374C2
socleC22×C5B(4,𝔽2)
prime radicalC2×#4144C22
cosocleC22×C5×D4C23
hypercenter#2374D5
hypocenterC5#13042
LCSG ▷ C2×C5×D4 ▷ C22×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C23 ◁ C22×D4 ◁ #2374

744 conjugacy classes of subgroups; only the 99 normal subgroups are shown.

normal subgroups only

This group has 744 conjugacy classes of subgroups — too many to draw. Only its 99 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=h,b^a=bd,c^a=ce,e^a=eg,g^a=gh,i^a=i^4,e^b=egh,d^c=dg,f^c=fg,e^d=eh,f^e=fh

Conjugacy classes & character table

140 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 86835);