Finite Group Databasebeta

#12015178

order1280
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingC2×C5×#356 ⋊ C2
SylowC5 ⋊ #12775

Subgroups

subgroupG/H
centerC22#65030
commutatorC2×C5×Q8C22×C4
FrattiniC22×Q8C22×D5
FittingC2×C5×#356C2
socleC22×C5B(4,𝔽2)
prime radicalC22×D20D4
cosocleC22×C5×Q8C23
hypercenterC2×#356D5
hypocenterC5#12775
LCSG ▷ C2×C5×Q8 ▷ C22×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C23 ◁ C22×Q8 ◁ C2×#356

740 conjugacy classes of subgroups; only the 107 normal subgroups are shown.

normal subgroups only

This group has 740 conjugacy classes of subgroups — too many to draw. Only its 107 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=h,d^2=h,e^2=h,f^2=h,b^a=bd,c^a=ce,d^a=dg,g^a=gh,d^b=dh,e^b=egh,f^b=fgh,d^c=dg,e^c=eh,f^c=fh,i^c=i^4,e^d=eh,f^d=fh

Conjugacy classes & character table

86 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 85446);