Finite Group Databasebeta

#12001371

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

Aliases

No aliases for this group.

Splittings

FittingC5×#1980 ⋊ C2
SylowC5 ⋊ #10192

Subgroups

subgroupG/H
centerC22#65249
commutator, cosocleC2×C42×C5C23
FrattiniC2×C42C22×D5
FittingC5×#1980C2
socleC22×C5#392
hypercenter#1980D5
hypocenterC5#10192
LCSG ▷ C2×C42×C5 ▷ C22×C5 ▷ C5
UCSC1 ◁ C22 ◁ C2×C42 ◁ #1980

678 conjugacy classes of subgroups; only the 107 normal subgroups are shown.

normal subgroups only

This group has 678 conjugacy classes of subgroups — too many to draw. Only its 107 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) = 320

Polycyclic presentation:

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

Conjugacy classes & character table

113 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 71639);