Finite Group Databasebeta

#13026000

order1280
automorphism?
homologyAbelianization (H1) = C2×C4×C8 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Splittings

FittingC5×#364 ⋊ C4
SylowC5 ⋊ #12664

Subgroups

subgroupG/H
centerC8D4×AGL(1,𝔽5)
commutatorC4×C5C2×C4×C8
FrattiniC2×C8C22×AGL(1,𝔽5)
FittingC5×#364C4
socleC2×C5C8×C4⋊C4
prime radicalC22×D5#131
cosocleC2×C8×D5C23
hypercenter#364AGL(1,𝔽5)
hypocenterC5#12664
LCSG ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C8 ◁ C2×C8 ◁ #364

334 conjugacy classes of subgroups; only the 128 normal subgroups are shown.

normal subgroups only

This group has 334 conjugacy classes of subgroups — too many to draw. Only its 128 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=e,b^2=f,c^2=de,d^2=h,e^2=g,g^2=h,b^a=bd,i^a=i^3,d^b=dh,e^b=eh,i^b=i^3,i^c=i^2,i^e=i^4,i^f=i^4

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, 1096268);