Finite Group Databasebeta

#13025058

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

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #12004

Subgroups

subgroupG/H
centerC2×C4C2×C4⋊AGL(1,𝔽5)
commutatorC2×C4×C5C22×C8
FrattiniC42C22×AGL(1,𝔽5)
FittingC5×C82C4
socleC22×C5C2×C4⋊C8
prime radicalC22×D5C4⋊C8
cosocleC4×#168C23
hypercenterC82AGL(1,𝔽5)
hypocenterC5#12004
LCSG ▷ C2×C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2×C4 ◁ C4×C8 ◁ C82

270 conjugacy classes of subgroups; only the 112 normal subgroups are shown.

normal subgroups only

This group has 270 conjugacy classes of subgroups — too many to draw. Only its 112 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=e,b^2=df,d^2=f,e^2=g,g^2=h,b^a=bd,c^a=ch,d^a=df,i^a=i^2,i^c=i^4,i^e=i^4

Conjugacy classes & character table

152 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1095326);