Finite Group Databasebeta

#13020895

order1280
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C23×C4

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #9638

Subgroups

subgroupG/H
centerC23C2×C22⋊AGL(1,𝔽5)
commutatorC2×C4×C5C22×C8
FrattiniC22×C4C22×AGL(1,𝔽5)
Fitting, prime radicalC2×C5×#127C4
socleC23×C5C2×C22⋊C4
cosocleC2×C4×Dic5C23
hypercenterC2×#127AGL(1,𝔽5)
hypocenterC5#9638
LCSG ▷ C2×C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C23 ◁ C2×C42 ◁ C2×#127

774 conjugacy classes of subgroups; only the 192 normal subgroups are shown.

normal subgroups only

This group has 774 conjugacy classes of subgroups — too many to draw. Only its 192 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) = 640

Polycyclic presentation:

2^8,5|a^2=f,b^2=dfg,c^2=e,d^2=g,f^2=h,b^a=bd,c^a=ce,d^a=dg,i^a=i^2,i^b=i^2,i^f=i^4

Conjugacy classes & character table

116 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1091163);