Finite Group Databasebeta

#12011200

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

Aliases

No aliases for this group.

Splittings

FittingC5×#1591 ⋊ C2
SylowC5 ⋊ #12070

Subgroups

subgroupG/H
centerC2×C4C2×#686
commutatorC2×C5×C8C22×C4
FrattiniC4×C8C22×D5
FittingC5×#1591C2
socleC22×C5C4×D8
prime radicalC2×D40C2×C4
cosocleC4×C5×C8C23
hypercenter#1591D5
hypocenterC5#12070
LCSG ▷ C2×C5×C8 ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2×C4 ◁ C4×C8 ◁ C82 ◁ #1591

226 conjugacy classes of subgroups; only the 81 normal subgroups are shown.

normal subgroups only

This group has 226 conjugacy classes of subgroups — too many to draw. Only its 81 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,c^2=eh,d^2=fh,e^2=g,f^2=h,b^a=bd,c^a=cg,d^a=df,f^a=fh,d^b=df,f^b=fh,i^b=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, 81468);