Finite Group Databasebeta

#11991099

order1280
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Splittings

FittingC5×#1985 ⋊ C2
SylowC5 ⋊ #8402

Subgroups

subgroupG/H
centerC2×C4#4083
commutatorC22×C4×C5C22×C4
FrattiniC2×C42C22×D5
FittingC5×#1985C2
socleC22×C5#379
prime radical#65844C4
cosocleC2×C42×C5C23
hypercenter#1985D5
hypocenterC5#8402
LCSG ▷ C22×C4×C5 ▷ C22×C5 ▷ C5
UCSC1 ◁ C2×C4 ◁ C2×C42 ◁ #1985

716 conjugacy classes of subgroups; only the 115 normal subgroups are shown.

normal subgroups only

This group has 716 conjugacy classes of subgroups — too many to draw. Only its 115 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,c^2=g,d^2=h,f^2=g,b^a=bd,c^a=ce,d^a=dg,e^a=eg,i^a=i^4,d^b=dh,e^b=eg,f^b=fgh,i^b=i^4,d^c=dg,f^c=fg

Conjugacy classes & character table

134 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 61367);