Finite Group Databasebeta

#13013696

order1280
automorphism?
homologyAbelianization (H1) = C4×C8 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

FittingC5×#349 ⋊ C4
SylowC5 ⋊ #7208

Subgroups

subgroupG/H
centerC4#64866
commutatorC2×C4×C5C4×C8
FrattiniC2×M16C2×AGL(1,𝔽5)
FittingC5×#349C4
socleC2×C5#1282
prime radicalC2×#709C2×C4
cosocleC2×#4053C22
hypercenter#349AGL(1,𝔽5)
hypocenterC5#7208
LCSG ▷ C2×C4×C5 ▷ C22×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C4 ◁ C2×C4 ◁ C2×M16 ◁ #349

248 conjugacy classes of subgroups; only the 60 normal subgroups are shown.

normal subgroups only

This group has 248 conjugacy classes of subgroups — too many to draw. Only its 60 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=d,b^2=e,c^2=h,d^2=g,e^2=g,g^2=h,b^a=bc,c^a=cf,e^a=eh,f^a=fh,d^b=dfh,i^b=i^2,d^c=dh,i^e=i^4

Conjugacy classes & character table

74 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1083964);