Finite Group Databasebeta

#11995122

order1280
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

FittingC5×#1302 ⋊ C2
SylowC5 ⋊ #9163

Subgroups

subgroupG/H
centerC22#64954
commutatorC42×C5C22×C4
FrattiniC2×C42C22×D5
FittingC5×#1302C2
socleC22×C5#386
prime radical#10611074C2
cosocleC2×C42×C5C23
hypercenter#1302D5
hypocenterC5#9163
LCSG ▷ C42×C5 ▷ C22×C5 ▷ C5
UCSC1 ◁ C22 ◁ C2×C42 ◁ #1302

508 conjugacy classes of subgroups; only the 95 normal subgroups are shown.

normal subgroups only

This group has 508 conjugacy classes of subgroups — too many to draw. Only its 95 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=df,d^2=gh,e^2=g,f^2=g,b^a=bd,c^a=ce,d^a=dg,d^b=dh,e^b=eg,f^b=fh,i^b=i^4,d^c=dg,e^c=eg,f^c=fg,i^c=i^4

Conjugacy classes & character table

119 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 65390);