Finite Group Databasebeta

#12019986

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

Aliases

No aliases for this group.

Splittings

FittingC5×#1401 ⋊ C2
SylowC5 ⋊ #13669

Subgroups

subgroupG/H
centerC2#10599901
commutator, cosocleC2×C5×C16C23
FrattiniC2×C16C22×D5
FittingC5×#1401C2
socleC2×C5#2184
hypercenter#1401D5
hypocenterC5#13669
LCSG ▷ C2×C5×C16 ▷ C5×C8 ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2 ◁ C2×C4 ◁ #131 ◁ #504 ◁ #1401

288 conjugacy classes of subgroups; only the 59 normal subgroups are shown.

normal subgroups only

This group has 288 conjugacy classes of subgroups — too many to draw. Only its 59 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=fg,e^2=h,f^2=gh,g^2=h,b^a=bd,c^a=ce,d^a=df,e^a=eh,f^a=fg,g^a=gh,i^a=i^4,d^b=df,f^b=fg,g^b=gh,i^b=i^4,e^c=eh

Conjugacy classes & character table

149 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 90254);