Finite Group Databasebeta

#13014235

order1280
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #7404

Subgroups

subgroupG/H
centerC22#64922
commutatorC2×C42×C5C2×C4
FrattiniC2×C42C2×AGL(1,𝔽5)
Fitting, prime radicalC2×C5×#127C4
socleC22×C5#353
cosocle#65218C22
hypercenterC2×#127AGL(1,𝔽5)
hypocenterC5#7404
LCSG ▷ C2×C42×C5 ▷ C22×C4×C5 ▷ C22×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C23 ◁ C22×C4 ◁ C2×C42 ◁ C2×#127

304 conjugacy classes of subgroups; only the 36 normal subgroups are shown.

normal subgroups only

This group has 304 conjugacy classes of subgroups — too many to draw. Only its 36 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=d,c^2=f,d^2=h,e^2=h,b^a=bc,c^a=ce,e^a=eg,f^a=fh,g^a=gh,i^a=i^2,c^b=cf,d^b=defh,e^b=eh,d^c=dgh,e^d=eh,i^d=i^4

Conjugacy classes & character table

56 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1084503);