Finite Group Databasebeta

#13019976

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

Aliases

No aliases for this group.

Splittings

FittingC2×C5×#106 ⋊ C4
SylowC5 ⋊ #9261

Subgroups

subgroupG/H
centerC22#65779
commutatorC22×C4×C5C22×C4
FrattiniC22×C4C22×AGL(1,𝔽5)
FittingC2×C5×#106C4
socleC22×C5#386
prime radicalC2×#4041C22
cosocleC22×C4×D5C23
hypercenterC2×#106AGL(1,𝔽5)
hypocenterC5#9261
LCSG ▷ C22×C4×C5 ▷ C22×C5 ▷ C5
UCSC1 ◁ C22 ◁ C22×C4 ◁ C2×#106

566 conjugacy classes of subgroups; only the 90 normal subgroups are shown.

normal subgroups only

This group has 566 conjugacy classes of subgroups — too many to draw. Only its 90 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=f,b^2=dfh,c^2=h,d^2=gh,e^2=gh,f^2=gh,b^a=bd,c^a=ce,d^a=dg,i^a=i^2,d^b=dh,e^b=egh,f^b=fh,i^b=i^2,d^c=dgh,e^c=egh,f^c=fgh,i^f=i^4

Conjugacy classes & character table

71 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1090244);