Finite Group Databasebeta

#13025855

order1280
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C22×C4

Aliases

No aliases for this group.

Splittings

FittingC5×#355 ⋊ C4
SylowC5 ⋊ #12632

Subgroups

subgroupG/H
centerC2AGL(1,𝔽5)×#99
commutatorC2×C4×C5C2×C42
FrattiniC2×Q8C22×AGL(1,𝔽5)
FittingC5×#355C4
socleC2×C5C4×#99
prime radicalC2×D4×D5C2×C4
cosocleC2×Q8×D5C23
hypercenter#355AGL(1,𝔽5)
hypocenterC5#12632
LCSG ▷ C2×C4×C5 ▷ C22×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2 ◁ C22 ◁ C2×Q8 ◁ #355

512 conjugacy classes of subgroups; only the 94 normal subgroups are shown.

normal subgroups only

This group has 512 conjugacy classes of subgroups — too many to draw. Only its 94 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) = 80

Polycyclic presentation:

2^8,5|a^2=e,b^2=f,c^2=eh,d^2=h,f^2=h,b^a=bd,c^a=ch,d^a=dh,f^a=fgh,i^a=i^3,d^b=dg,g^b=gh,i^c=i^2,f^d=fh,i^e=i^4

Conjugacy classes & character table

59 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1096123);