Finite Group Databasebeta

#12019186

order1280
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #13497

Subgroups

subgroupG/H
centerC2#10600311
commutator, cosocleC22×C5×C8C23
FrattiniC22×C8C22×D5
FittingC5×#1813C2
socleC2×C5#2075
prime radicalC2×C5×#41D4
hypercenter#1813D5
hypocenterC5#13497
LCSG ▷ C22×C5×C8 ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2 ◁ C22×C4 ◁ C2×#131 ◁ #1813

274 conjugacy classes of subgroups; only the 85 normal subgroups are shown.

normal subgroups only

This group has 274 conjugacy classes of subgroups — too many to draw. Only its 85 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=e,c^2=d,d^2=h,e^2=gh,g^2=h,b^a=bd,c^a=ce,f^a=fh,i^a=i^4,c^b=cf,d^b=dh,e^b=eh,e^c=eg,f^c=fh,g^c=gh

Conjugacy classes & character table

98 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 89454);