Finite Group Databasebeta

#13022772

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

Aliases

No aliases for this group.

Splittings

FittingC5×#423 ⋊ C4
SylowC5 ⋊ #11246

Subgroups

subgroupG/H
centerC4(C2×AGL(1,𝔽5))⋊Q8
commutatorC22×C4×C5C22×C4
FrattiniC22×C4C22×AGL(1,𝔽5)
FittingC5×#423C4
socleC2×C5#1441
prime radicalC23×D5#41
cosocleC22×C4×D5C23
hypercenter#423AGL(1,𝔽5)
hypocenterC5#11246
LCSG ▷ C22×C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C4 ◁ C22×C4 ◁ #423

624 conjugacy classes of subgroups; only the 142 normal subgroups are shown.

normal subgroups only

This group has 624 conjugacy classes of subgroups — too many to draw. Only its 142 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) = 160

Polycyclic presentation:

2^8,5|a^2=g,b^2=d,c^2=d,d^2=h,g^2=h,b^a=bd,c^a=ce,d^a=dh,e^a=eh,f^a=fh,i^a=i^2,c^b=cf,e^b=eh,e^c=eh,g^c=gh,i^g=i^4

Conjugacy classes & character table

74 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1093040);