Finite Group Databasebeta

#12020065

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

Aliases

No aliases for this group.

Splittings

FittingC5×#1405 ⋊ C2
SylowC5 ⋊ #13682

Subgroups

subgroupG/H
centerC2#10599923
commutator, cosocleC5×C4⋊Q8C23
FrattiniC4⋊Q8C22×D5
FittingC5×#1405C2
socleC2×C5#2196
hypercenter#1405D5
hypocenterC5#13682
LCSG ▷ C5×C4⋊Q8 ▷ C2×C4×C5 ▷ C22×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2 ◁ C22 ◁ C2×C4 ◁ C4⋊Q8 ◁ #1405

384 conjugacy classes of subgroups; only the 43 normal subgroups are shown.

normal subgroups only

This group has 384 conjugacy classes of subgroups — too many to draw. Only its 43 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 37
transitive degreeμt(G) = 160

Polycyclic presentation:

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

Conjugacy classes & character table

59 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 90333);