Finite Group Databasebeta

#12017014

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

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #13118

Subgroups

subgroupG/H
centerC22#65000
commutatorC2×C5×C8C22×C4
FrattiniC22×C8C22×D5
FittingC5×#1375C2
socleC22×C5#442
prime radicalC23×C5AGL(1,ℤ/8)
cosocleC22×C5×C8C23
hypercenter#1375D5
hypocenterC5#13118
LCSG ▷ C2×C5×C8 ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C22×C4 ◁ C2×#97 ◁ #1375

272 conjugacy classes of subgroups; only the 101 normal subgroups are shown.

normal subgroups only

This group has 272 conjugacy classes of subgroups — too many to draw. Only its 101 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=fg,c^2=dg,d^2=h,e^2=g,g^2=h,b^a=bd,c^a=ce,d^a=dh,e^a=eg,g^a=gh,i^a=i^4,e^b=eh,d^c=dh,e^c=egh,f^c=fh,g^c=gh,i^c=i^4

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 87282);