Finite Group Databasebeta

#12015102

order1280
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Splittings

FittingC5×#1887 ⋊ C2
SylowC5 ⋊ #12759

Subgroups

subgroupG/H
centerC22#65321
commutatorC2×C5×D4C22×C4
FrattiniC22×D4C22×D5
FittingC5×#1887C2
socleC22×C5B(4,𝔽2)
prime radicalC2×#66051C2
cosocleC22×C5×D4C23
hypercenter#1887D5
hypocenterC5#12759
LCSG ▷ C2×C5×D4 ▷ C22×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C23 ◁ C22×D4 ◁ #1887

1556 conjugacy classes of subgroups; only the 107 normal subgroups are shown.

normal subgroups only

This group has 1556 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) = 80

Polycyclic presentation:

2^8,5|a^2=f,d^2=h,b^a=bd,c^a=ce,d^a=dg,g^a=gh,i^a=i^4,d^b=dh,e^b=egh,f^b=fgh,d^c=dg,i^c=i^4,e^d=eh,f^d=fh

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 85370);