Finite Group Databasebeta

#13017159

order1280
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #8246

Subgroups

subgroupG/H
centerC22C22⋊C4×AGL(1,𝔽5)
commutatorC2×C4×C5C2×C42
FrattiniC42C22×AGL(1,𝔽5)
FittingC5×#332C4
socleC22×C5C4×C22⋊C4
prime radicalC22×D5#117
cosocleC42×D5C23
hypercenter#332AGL(1,𝔽5)
hypocenterC5#8246
LCSG ▷ C2×C4×C5 ▷ C22×C5 ▷ C5
UCSC1 ◁ C22 ◁ C42 ◁ #332

376 conjugacy classes of subgroups; only the 104 normal subgroups are shown.

normal subgroups only

This group has 376 conjugacy classes of subgroups — too many to draw. Only its 104 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=f,c^2=eh,d^2=g,e^2=g,f^2=h,b^a=bd,d^a=dg,f^a=fgh,i^a=i^2,c^b=ch,d^b=dh,i^b=i^3,i^c=i^2,i^e=i^4,i^f=i^4

Conjugacy classes & character table

83 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1087427);