Finite Group Databasebeta

#12016405

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

Aliases

No aliases for this group.

Splittings

FittingC5×#1379 ⋊ C2
SylowC5 ⋊ #13019

Subgroups

subgroupG/H
centerC22#65021
commutatorC2×C5×C8C22×C4
FrattiniC22×C8C22×D5
FittingC5×#1379C2
socleC22×C5#447
prime radicalC22×D40C22
cosocleC22×C5×C8C23
hypercenter#1379D5
hypocenterC5#13019
LCSG ▷ C2×C5×C8 ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C22×C4 ◁ #405 ◁ #1379

496 conjugacy classes of subgroups; only the 109 normal subgroups are shown.

normal subgroups only

This group has 496 conjugacy classes of subgroups — too many to draw. Only its 109 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|a^2=f,b^2=dfgh,d^2=gh,e^2=g,f^2=gh,g^2=h,b^a=bd,c^a=ce,e^a=eh,d^b=dg,e^b=eg,f^b=fg,g^b=gh,i^b=i^4,d^c=dg,e^c=egh,f^c=fg,g^c=gh,i^c=i^4

Conjugacy classes & character table

158 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 86673);