Finite Group Databasebeta

#13017170

order1280
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Splittings

FittingC5×C8×D4 ⋊ C4
SylowC5 ⋊ #8248

Subgroups

subgroupG/H
centerC2×C4C2×C22⋊AGL(1,𝔽5)
commutatorC2×C4×C5C2×C42
FrattiniC42C22×AGL(1,𝔽5)
FittingC5×C8×D4C4
socleC22×C5C4×C22⋊C4
prime radical#4084C2×C4
cosocleC42×D5C23
hypercenterC8×D4AGL(1,𝔽5)
hypocenterC5#8248
LCSG ▷ C2×C4×C5 ▷ C22×C5 ▷ C5
UCSC1 ◁ C2×C4 ◁ C4×C8 ◁ C8×D4

392 conjugacy classes of subgroups; only the 100 normal subgroups are shown.

normal subgroups only

This group has 392 conjugacy classes of subgroups — too many to draw. Only its 100 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=e,b^2=f,c^2=e,d^2=g,e^2=h,b^a=bd,d^a=dg,f^a=fgh,c^b=cg,d^b=dh,i^b=i^2,i^f=i^4

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1087438);