Finite Group Databasebeta

#12015232

order1280
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

FittingC5×#1377 ⋊ C2
SylowC5 ⋊ #12786

Subgroups

subgroupG/H
centerC2×C4D5×C22⋊C4
commutatorC23×C5C22×C8
FrattiniC22×C8C22×D5
FittingC5×#1377C2
socleC22×C5C2×C22⋊C8
prime radicalC23×D5C2×C8
cosocleC22×C5×C8C23
hypercenter#1377D5
hypocenterC5#12786
LCSG ▷ C23×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2×C4 ◁ C22×C8 ◁ #1377

454 conjugacy classes of subgroups; only the 135 normal subgroups are shown.

normal subgroups only

This group has 454 conjugacy classes of subgroups — too many to draw. Only its 135 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=d,f^2=g,g^2=h,b^a=bd,c^a=ce,e^a=eh,c^b=ch,i^b=i^4,f^c=fh,i^c=i^4

Conjugacy classes & character table

152 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 85500);