Finite Group Databasebeta

#12011240

order1280
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #12075

Subgroups

subgroupG/H
centerC2×C4D5×D8
commutatorC2×C5×C8C22×C4
FrattiniC4×C8C22×D5
FittingC5×#1331C2
socleC22×C5C4×D8
prime radicalC2×C5×D8C2×C4
cosocleC4×C5×C8C23
hypercenter#1331D5
hypocenterC5#12075
LCSG ▷ C2×C5×C8 ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2×C4 ◁ C42 ◁ C4×C8 ◁ #1331

224 conjugacy classes of subgroups; only the 73 normal subgroups are shown.

normal subgroups only

This group has 224 conjugacy classes of subgroups — too many to draw. Only its 73 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) = 640

Polycyclic presentation:

2^8,5|a^2=e,b^2=h,c^2=e,d^2=fh,e^2=g,f^2=h,b^a=bd,c^a=cg,d^a=df,f^a=fh,i^a=i^4,c^b=ch,d^b=df,f^b=fh,i^b=i^4,i^c=i^4

Conjugacy classes & character table

146 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 81508);