Finite Group Databasebeta

#12011237

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

Aliases

No aliases for this group.

Splittings

FittingC5×C8×Q16 ⋊ C2
SylowC5 ⋊ #12075

Subgroups

subgroupG/H
centerC2×C4C2×#686
commutatorC2×C5×C8C22×C4
FrattiniC4×C8C22×D5
FittingC5×C8×Q16C2
socleC22×C5C4×D8
prime radicalC2×D40C2×C4
cosocleC4×C5×C8C23
hypercenterC8×Q16D5
hypocenterC5#12075
LCSG ▷ C2×C5×C8 ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2×C4 ◁ C4×C8 ◁ C82 ◁ C8×Q16

224 conjugacy classes of subgroups; only the 79 normal subgroups are shown.

normal subgroups only

This group has 224 conjugacy classes of subgroups — too many to draw. Only its 79 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

Conjugacy classes & character table

170 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 81505);