Finite Group Databasebeta

#13014178

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

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #7378

Subgroups

subgroupG/H
centerC4#64934
commutatorC2×C5×Q8C2×C8
FrattiniC2×#41C2×AGL(1,𝔽5)
FittingC5×#568C4
socleC2×C5#1326
prime radicalC2×C5×#41C2×C4
cosocle#65523C22
hypercenter#568AGL(1,𝔽5)
hypocenterC5#7378
LCSG ▷ C2×C5×Q8 ▷ C2×C4×C5 ▷ C22×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C4 ◁ C2×C4 ◁ C22×C4 ◁ C2×#41 ◁ #568

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

normal subgroups only

This group has 170 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) = 320

Polycyclic presentation:

2^8,5|a^2=d,b^2=e,c^2=h,d^2=f,e^2=h,f^2=h,b^a=bc,c^a=ce,e^a=eg,g^a=gh,i^a=i^2,c^b=cgh,d^b=de,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, 1084446);