Finite Group Databasebeta

#13032314

order1280
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #17977

Subgroups

subgroupG/H
centerC22C2×D4×AGL(1,𝔽5)
commutatorC2×C4×C5C23×C4
FrattiniC2×C4C23×AGL(1,𝔽5)
FittingC5×#494C4
socleC22×C5C2×C4×D4
prime radicalC22×D5C4×D4
cosocleC4×Dic5C24
hypercenter#494AGL(1,𝔽5)
hypocenterC5#17977
LCSG ▷ C2×C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C42 ◁ #494

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

normal subgroups only

This group has 590 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=g,c^2=fg,e^2=g,f^2=h,b^a=be,c^a=ch,d^a=dh,e^a=eg,i^a=i^3,d^b=dh,e^b=eg,i^c=i^2,i^d=i^4,i^f=i^4

Conjugacy classes & character table

86 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1102582);