Finite Group Databasebeta

#13014172

order1280
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #7375

Subgroups

subgroupG/H
centerC22#64934
commutatorC2×C5×D4C2×C8
FrattiniC22×D4C2×AGL(1,𝔽5)
FittingC5×#518C4
socleC22×C5AΣL(1,𝔽16)
prime radicalC22×C5×D4C2×C4
cosocle#65510C22
hypercenter#518AGL(1,𝔽5)
hypocenterC5#7375
LCSG ▷ C2×C5×D4 ▷ C2×C4×C5 ▷ C22×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C23 ◁ C22×C4 ◁ C22×D4 ◁ #518

228 conjugacy classes of subgroups; only the 40 normal subgroups are shown.

normal subgroups only

This group has 228 conjugacy classes of subgroups — too many to draw. Only its 40 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,b^2=e,d^2=f,e^2=h,b^a=bc,c^a=ce,e^a=eg,g^a=gh,i^a=i^2,c^b=cg,d^b=deh,g^b=gh,i^b=i^4,d^c=dgh,e^c=eh,e^d=eh,i^d=i^4

Conjugacy classes & character table

68 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1084440);