Finite Group Databasebeta

#13013941

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

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #7284

Subgroups

subgroupG/H
centerC22#64866
commutatorC22×C4×C5C42
FrattiniC2×C4⋊C4C2×AGL(1,𝔽5)
FittingC5×#343C4
socleC22×C5#342
prime radicalC23×C5#95
cosocleC2×#4033C22
hypercenter#343AGL(1,𝔽5)
hypocenterC5#7284
LCSG ▷ C22×C4×C5 ▷ C23×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C23 ◁ C2×C4⋊C4 ◁ #343

298 conjugacy classes of subgroups; only the 56 normal subgroups are shown.

normal subgroups only

This group has 298 conjugacy classes of subgroups — too many to draw. Only its 56 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=d,b^2=e,c^2=f,d^2=fh,e^2=h,b^a=bc,c^a=cf,e^a=efg,i^a=i^2,c^b=cg,g^b=gh,e^c=eh,i^d=i^4

Conjugacy classes & character table

68 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1084209);